Full-automatic bilateral submerged arc welding device for box column

Abstract

The utility model discloses a box column full-automatic bilateral submerged arc welding device which comprises a base, a limiting device is arranged at the upper end of the base, the limiting device comprises a fixing plate, a sliding groove, a first threaded rod and a limiting plate, the fixing plate is fixedly arranged in the middle of the front side and the rear side of the base and between the fixing plates on the two sides, and the first threaded rod is arranged in the sliding groove. A sliding groove is formed in the upper end face of the base, and the two sides of the upper end of the sliding groove are slidably connected with limiting plates through connecting blocks. The box-shaped column is placed at the upper end of the base, then the first threaded rods on the two sides are rotated, and the first threaded rods are rotationally connected with the limiting plates, so that the limiting plates on the two sides are pushed to slide along the sliding grooves and get close to each other, and then the box-shaped column is limited and fixed to the upper end of the base; and the box column can be conveniently fixed according to the size of the box column.

Description

Technical Field

[0001] The utility model relates to the technical field of full-automatic double-sided submerged arc welding of box-type columns, in particular to a full-automatic double-sided submerged arc welding device for box-type columns. Background Art

[0002] Submerged arc welding is a welding method in which an arc burns under a flux layer. Its inherent advantages of stable welding quality, high welding productivity, no arc light and little smoke make it the main welding method in the production of important steel structures such as pressure vessels, pipe section manufacturing, box beams and columns. In recent years, although many new high-efficiency and high-quality welding methods have emerged, the application field of submerged arc welding has not been affected in any way;

[0003] Prior art CN202121468625.2, a fully automatic bilateral submerged arc welding device for box-type columns, which enables the frame to be adjusted up and down in height through four symmetrically arranged telescopic rods, thereby realizing height adjustment of the entire device and realizing welding of box-type columns of different heights. Through the arranged slide groove, the sliding rod can be slidably adjusted in the slide groove, thereby realizing adjustment of the spacing between the welding devices, thereby realizing welding of box-type columns of different widths by the welding device, and the welding device can be slidably adjusted on the sliding rod, thereby realizing long-distance welding of the box-type columns, and through the arranged motor 1, the motor 1 drives the screw rod 1 to rotate, so that the screw rod 1 drives the sliding block 1 threadedly connected to it to slide and adjust, thereby controlling the sliding adjustment of the welding device, making it easy to adjust the movement of the welding device, and through the arranged motor 2, the motor 2 drives the screw rod 2 to rotate, so that the screw rod 2 drives the sliding block 2 threadedly connected to it to slide and adjust, and the thread directions of the two sliding blocks 2 and the screw rod 2 are opposite, so that the sliding blocks 2 move toward each other, thereby making it easy for the motor 2 to adjust the spacing of the welding device.

[0004] However, when welding the box-type column, its double-sided submerged arc welding device cannot fix the position of the box-type column, which easily leads to welding misalignment during double-sided submerged arc welding; therefore, it does not meet the existing needs. In this regard, we propose a fully automatic double-sided submerged arc welding device for box-type columns. Utility Model Content

[0005] The purpose of the utility model is to provide a fully automatic double-sided submerged arc welding device for box-type columns, so as to solve the problem that the double-sided submerged arc welding device proposed in the above-mentioned background technology cannot fix the position of the box-type column when welding the box-type column, thus easily causing welding misalignment during double-sided submerged arc welding.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a box-type column fully automatic bilateral submerged arc welding device, comprising a base, a limit device is provided at the upper end of the base, the limit device comprises a fixed plate, a slide groove, a first threaded rod and a limit plate, the fixed plate is fixedly arranged in the middle of the front and rear sides of the base, a slide groove is provided between the fixed plates on both sides and located on the upper end surface of the base, and both sides of the upper end of the slide groove are slidably connected to the limit plate through a connecting block;

[0007] Hydraulic cylinders are fixedly provided at the diagonals of the upper end of the base, a top frame is fixedly connected between the output ends of the two symmetrical hydraulic cylinders, a movable seat is movably connected between the top frames on both sides, and welding heads are driven and connected on both sides of the bottom end of the movable seat through an adjusting mechanism.

[0008] Preferably, the two limiting plates are connected to a first threaded rod at one side away from each other via a rotating shaft, and one end of the first threaded rod away from the limiting plate is threadedly extended to the outside of the fixing plate.

[0009] Preferably, the adjustment mechanism includes a first driving rod and a second driving rod, and the first driving rod and the second driving rod are respectively arranged on both sides of the bottom end of the movable seat, and the front and rear of both sides of the movable seat are fixedly connected to the limiting rod through the fixed seat, and the first driving rod and the second driving rod are fixedly connected to the two sides near the upper end with a slider slidably connected to the limiting rod.

[0010] Preferably, a first cross frame and a second cross frame are fixedly connected on opposite sides of the first driving rod and the second driving rod and located below the sliding block, one end of the first cross frame is fixedly connected to a first rack, and one end of the first rack away from the first driving rod movably passes through the second cross frame and extends to the outside of the second cross frame.

[0011] Preferably, a second rack is fixedly connected to a side of the second cross frame away from the first rack, an end of the second rack away from the second driving rod movably passes through the first cross frame and extends to the outside of the first cross frame, a gear is rotatably connected to the middle of the bottom end of the movable seat, and the first rack and the second rack are both engaged with the outer surface of the gear.

[0012] Preferably, the welding head is respectively fixed to the inner side of the first driving rod and the second driving rod near the bottom end, a limiting groove is provided on one side of the movable seat, the upper end of the first driving rod movably passes through the limiting groove and extends to the top of the movable seat, and a cylinder is fixedly provided on the side of the upper end of the movable seat away from the limiting groove, and the output end of the cylinder is fixedly connected to one side of the first driving rod.

[0013] Preferably, a second threaded rod is connected between one side of the two top frames through a motor drive, a sliding rod is fixedly connected to one side of the second threaded rod and located between the two top frames, one end of the movable seat is threadedly connected to the second threaded rod, and the other end of the movable seat is slidably connected to the sliding rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model places the box-type column on the upper end of the base, and then rotates the first threaded rods on both sides, and the first threaded rods are rotatably connected with the limiting plates, so as to push the limiting plates on both sides to slide along the slide groove and approach each other, thereby limiting and fixing the box-type column on the upper end of the base, and conveniently fixing the box-type column according to the size of the box-type column;

[0016] 2. The utility model drives the first driving rod to move forward and backward by starting the cylinder. The movement of the first driving rod drives the first cross frame to move at the same time, and drives the first rack to move through the second cross frame. The first rack is engaged with the gear, so that the gear rotates, thereby driving the second rack on one side to move. The second rack is connected to the second driving rod through the second rack, thereby pushing the second driving rod to move smoothly under the sliding connection between the slider and the limit rod. The movement of the first driving rod and the second driving rod drives the positions of the two welding heads to be adjusted, so that the welding can be adjusted according to the size of the box column. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a side view of the utility model as a whole;

[0019] Figure 3 It is a structural schematic diagram of the limit device of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the regulating mechanism of the utility model.

[0021] In the figure: 1. base; 2. limiting device; 201. fixed plate; 202. slide groove; 203. first threaded rod; 204. limiting plate; 3. hydraulic cylinder; 4. top frame; 5. motor; 6. second threaded rod; 7. slide rod; 8. movable seat; 801. limiting groove; 9. adjusting mechanism; 901. first driving rod; 902. second driving rod; 903. fixed seat; 904. limiting rod; 905. slider; 906. first cross frame; 907. second cross frame; 908. first rack; 909. second rack; 910. gear; 10. welding head; 11. cylinder. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figures 1 to 4 The utility model provides an embodiment: a box-type column fully automatic bilateral submerged arc welding device, comprising a base 1, a limiting device 2 is provided at the upper end of the base 1, the limiting device 2 comprises a fixed plate 201, a slide groove 202, a first threaded rod 203 and a limiting plate 204, the fixed plate 201 is fixedly arranged in the middle of the front and rear sides of the base 1, between the fixed plates 201 on both sides, and a slide groove 202 is opened on the upper end surface of the base 1, and both sides of the upper end of the slide groove 202 are slidably connected to the limiting plate 204 through a connecting block;

[0024] Hydraulic cylinders 3 are fixedly provided at the diagonals of the upper end of the base 1, a top frame 4 is fixedly connected between the output ends of the two symmetrical hydraulic cylinders 3, a movable seat 8 is movably connected between the top frames 4 on both sides, and welding heads 10 are driven and connected on both sides of the bottom end of the movable seat 8 through an adjusting mechanism 9.

[0025] The two limiting plates 204 are connected to the first threaded rod 203 on the sides away from each other through a rotating shaft. The end of the first threaded rod 203 away from the limiting plate 204 is threadedly extended to the outside of the fixed plate 201. By placing the box-type column on the upper end of the base 1 and then rotating the first threaded rods 203 on both sides, the limiting plates 204 on both sides are pushed to slide along the slide groove 202 and approach each other through the rotation connection between the first threaded rods 203 and the limiting plates 204, thereby limiting and fixing the box-type column to the upper end of the base 1, and conveniently fixing it according to the size of the box-type column.

[0026] The adjusting mechanism 9 includes a first driving rod 901 and a second driving rod 902, and the first driving rod 901 and the second driving rod 902 are respectively arranged on both sides of the bottom end of the movable seat 8, and the front and rear of both sides of the movable seat 8 are fixedly connected to the limiting rod 904 through the fixed seat 903, and the first driving rod 901 and the second driving rod 902 are fixedly connected to the two sides near the upper end with a slider 905 which is slidably connected to the limiting rod 904, and the first driving rod 901 and the second driving rod 902 are fixedly connected to the opposite side and the first cross frame 906 and the second cross frame 907 below the slider 905, and one end of the first cross frame 906 is fixedly connected to the first rack 908, and the end of the first rack 908 away from the first driving rod 901 movably passes through the second cross frame 907 and extends to the outside of the second cross frame 907, and the second A second rack 909 is fixedly connected to the side of the cross frame 907 away from the first rack 908, and an end of the second rack 909 away from the second driving rod 902 movably passes through the first cross frame 906 and extends to the outside of the first cross frame 906. A gear 910 is rotatably connected to the middle of the bottom end of the movable seat 8. The first rack 908 and the second rack 909 are both engaged with the outer surface of the gear 910. The welding head 10 is respectively fixed to the inner side of the first driving rod 901 and the second driving rod 902 near the bottom. A limiting groove 801 is provided on one side of the movable seat 8. The upper end of the first driving rod 901 movably passes through the limiting groove 801 and extends to the top of the movable seat 8. A cylinder 11 is fixedly provided on the side of the upper end of the movable seat 8 away from the limiting groove 801, and the output end of the cylinder 11 is fixedly connected to one side of the first driving rod 901.

[0027] By starting the cylinder 11, the first driving rod 901 is driven to move forward and backward. When the first driving rod 901 moves, the first cross frame 906 is driven to move, and the first rack 908 is driven to move through the second cross frame 907. The first rack 908 is engaged with the gear 910, so that the gear 910 rotates, thereby driving the second rack 909 on one side to move. The second rack 909 is connected to the second driving rod 902, thereby pushing the second driving rod 902 to move smoothly under the sliding connection between the slider 905 and the limit rod 904. Through the movement of the first driving rod 901 and the second driving rod 902, the positions of the two welding heads 10 are driven to be adjusted, so that the welding can be adjusted according to the size of the box column.

[0028] A second threaded rod 6 is connected between one side of the two top frames 4 through the drive of a motor 5, a sliding rod 7 is fixedly connected to one side of the second threaded rod 6 and located between the two top frames 4, one end of a movable seat 8 is threadedly connected to the second threaded rod 6, and the other end of the movable seat 8 is slidably connected to the sliding rod 7. By starting the motor 5 to drive the second threaded rod 6 to rotate, the movable seat 8 is driven to translate left and right along the sliding rod 7, so that the welding head 10 can be adjusted according to the position where the box-type column needs to be welded.

[0029] When the box-type column fully automatic bilateral submerged arc welding device is used, the box-type column is placed on the upper end of the base 1, and then the first threaded rods 203 on both sides are rotated, and the first threaded rods 203 are rotatably connected with the limiting plates 204, so as to push the limiting plates 204 on both sides to slide along the slide grooves 202 and approach each other, thereby limiting and fixing the box-type column to the upper end of the base 1, and conveniently fixing it according to the size of the box-type column; then, the distance between the two welding heads 10 is adjusted according to the size of the box-type column, and the first driving rod 901 is driven to move forward and backward by starting the cylinder 11, and the first driving rod 901 moves at the same time When the first cross frame 906 is driven to move, the first rack 908 is driven to move and penetrate the second cross frame 907. Through the meshing of the first rack 908 and the gear 910, the gear 910 is rotated, thereby driving the second rack 909 on one side to move, and the second rack 909 is connected to the second driving rod 902, thereby pushing the second driving rod 902 to move smoothly under the sliding connection between the slider 905 and the limit rod 904. Through the movement of the first driving rod 901 and the second driving rod 902, the positions of the two welding heads 10 are driven to be adjusted, so as to facilitate the welding to be adjusted according to the size of the box-type column.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A box-type column fully automatic double-sided submerged arc welding device, comprising a base (1), characterized in that: A limiting device (2) is provided at the upper end of the base (1), and the limiting device (2) comprises a fixing plate (201), a sliding groove (202), a first threaded rod (203) and a limiting plate (204); the fixing plate (201) is fixedly arranged in the middle of the front and rear sides of the base (1), between the fixing plates (201) on both sides, and a sliding groove (202) is provided on the upper end surface of the base (1); both sides of the upper end of the sliding groove (202) are slidably connected to the limiting plate (204) via connecting blocks; Hydraulic cylinders (3) are fixedly provided at diagonal positions on the upper end of the base (1); a top frame (4) is fixedly connected between the output ends of two symmetrical hydraulic cylinders (3); a movable seat (8) is movably connected between the top frames (4) on both sides; and welding heads (10) are driven and connected to both sides of the bottom end of the movable seat (8) through an adjustment mechanism (9).

2. The box-type column fully automatic double-sided submerged arc welding device according to claim 1, characterized in that: The two limiting plates (204) are connected to a first threaded rod (203) at one side away from each other via a rotating shaft, and one end of the first threaded rod (203) away from the limiting plate (204) is threadedly extended to the outside of the fixing plate (201).

3. The fully automatic double-sided submerged arc welding device for box-type columns according to claim 1 is characterized in that: The adjustment mechanism (9) comprises a first driving rod (901) and a second driving rod (902), wherein the first driving rod (901) and the second driving rod (902) are respectively arranged on both sides of the bottom end of the movable seat (8), and the front and rear sides of both sides of the movable seat (8) are fixedly connected to the limit rod (904) through the fixed seat (903), and the first driving rod (901) and the second driving rod (902) are fixedly connected to the two sides near the upper end with a slider (905) slidably connected to the limit rod (904).

4. The fully automatic double-sided submerged arc welding device for box-type columns according to claim 3 is characterized in that: A first cross frame (906) and a second cross frame (907) are fixedly connected on opposite sides of the first driving rod (901) and the second driving rod (902) and located below the slider (905); one end of the first cross frame (906) is fixedly connected to a first rack (908); an end of the first rack (908) away from the first driving rod (901) movably passes through the second cross frame (907) and extends to the outside of the second cross frame (907).

5. The fully automatic double-sided submerged arc welding device for box-type columns according to claim 4 is characterized in that: A second rack (909) is fixedly connected to a side of the second cross frame (907) away from the first rack (908); an end of the second rack (909) away from the second driving rod (902) movably passes through the first cross frame (906) and extends to the outside of the first cross frame (906); a gear (910) is rotatably connected to the middle of the bottom end of the movable seat (8); and the first rack (908) and the second rack (909) are both meshed with the outer surface of the gear (910).

6. The fully automatic double-sided submerged arc welding device for box-type columns according to claim 3 is characterized in that: The welding head (10) is respectively fixed to the inner side of the first driving rod (901) and the second driving rod (902) near the bottom end, a limiting groove (801) is provided on one side of the movable seat (8), the upper end of the first driving rod (901) movably passes through the limiting groove (801) and extends to the top of the movable seat (8), and a cylinder (11) is fixedly provided on the side of the upper end of the movable seat (8) away from the limiting groove (801), and the output end of the cylinder (11) is fixedly connected to one side of the first driving rod (901).

7. The box-type column fully automatic double-sided submerged arc welding device according to claim 1, characterized in that: A second threaded rod (6) is connected between one side of the two top frames (4) by driving via a motor (5); a sliding rod (7) is fixedly connected to one side of the second threaded rod (6) and is located between the two top frames (4); one end of the movable seat (8) is threadedly connected to the second threaded rod (6), and the other end of the movable seat (8) is slidably connected to the sliding rod (7).

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