Trailer frame assembly welding device

Abstract

The utility model discloses a trailer frame assembly welding device which comprises a base, a welding frame is arranged above the base, supporting assemblies are arranged above the two ends of the base, the two supporting assemblies are connected with the two ends of the welding frame respectively, a long limiting plate is fixedly connected above the long edge of one side of the welding frame, and the long limiting plate is fixedly connected with the long edge of the other side of the welding frame. A plurality of pushing and pressing assemblies are fixedly connected to the upper portion of the long edge of the other side of the welding frame in sequence, a short limiting plate is fixedly connected to the upper portion of the short edge of one side of the welding frame, an extrusion assembly is connected to the upper portion of the short edge of the other side of the welding frame, and two fixing assemblies are fixedly connected to the middle of the upper portion of the welding frame in sequence. According to the utility model, the welding frame can be flexibly lifted and rotated, so that the positioning of the frame is more accurate and stable, and the flexibility and safety of operation are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of frame assembly welding, in particular to a trailer frame assembly welding device. Background Art

[0002] With the booming development of the modern logistics industry, trailers, as an important means of transportation, have seen a growing market demand. In order to meet this market demand, trailer manufacturers need to continuously improve production efficiency and product quality to reduce costs, shorten delivery cycles, and meet the diverse needs of customers. In this process, the assembly and welding of trailer frames is particularly important. In the trailer manufacturing process, the assembly of frames is a crucial link. The frame is the skeleton of the trailer, bearing the weight of the entire vehicle and various loads. Its stability and durability directly affect the performance and safety of the trailer.

[0003] The existing frame assembly lacks lifting and rotating functions, which makes it difficult for operators to move or adjust these components, making the operation process difficult and cumbersome, which will greatly reduce production efficiency and increase manufacturing costs. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a trailer frame assembly welding device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A trailer frame welding device comprises a base, a welding frame is provided above the base, support assemblies are provided above both ends of the base, two support assemblies are respectively connected to both ends of the welding frame, a long limit plate is fixedly connected above the long side of one side of the welding frame, a plurality of pushing assemblies are fixedly connected in sequence above the long side of the other side of the welding frame, a short limit plate is fixedly connected above the short side of one side of the welding frame, an extrusion assembly is connected above the short side of the other side of the welding frame, and two fixing assemblies are fixedly connected in sequence to the middle part of the upper part of the welding frame.

[0007] As a further improvement of the present invention, the support assembly includes two telescopic columns fixedly connected to the upper end of the base, the telescopic ends of the two telescopic columns are fixedly connected to the same motor box, a driving mechanism connected to the welding frame is provided inside the motor box, the upper end of the base is fixedly connected to a hydraulic rod, the telescopic end of the hydraulic rod is fixedly connected to the bottom of the motor box, and the hydraulic rod is located between the two telescopic columns.

[0008] As a further improvement of the utility model, the driving mechanism includes a motor installed inside a motor box, one end of the short side of the welding frame is fixedly connected to a rotating shaft, and the end of the rotating shaft away from the welding frame passes through the motor box and is fixedly connected to the output shaft end of the motor.

[0009] As a further improvement of the present invention, the pushing assembly includes a first fixed frame fixedly connected to one long side of the welding frame, a second cylinder is provided on the side wall of the first fixed frame, and the telescopic end of the second cylinder passes through the side wall of the first fixed frame and is fixedly connected to a second push block.

[0010] As a further improvement of the present invention, the extrusion assembly includes a second fixed frame fixedly connected to one side of the short side of the welding frame, a first cylinder is provided on the side wall of the second fixed frame, and the telescopic end of the first cylinder passes through the side wall of the second fixed frame and is fixedly connected to a first push block.

[0011] As a further improvement of the utility model, the fixing assembly includes a support frame fixedly connected to the welding frame, and four thread grooves are opened on the upper end of the support frame, and a fixing mechanism is arranged in each of the thread grooves.

[0012] As a further improvement of the utility model, the fixing mechanism comprises a threaded rod threadedly inserted in a threaded groove, and a lower pressing block is rotatably connected to the bottom of the threaded rod.

[0013] Beneficial effects of the utility model:

[0014] By setting up a support assembly and controlling the hydraulic rod to lift the welding frame, the welding frame can be smoothly lifted up under the support of the telescopic column to match welding requirements of different heights. At the same time, the driving motor can drive the welding frame to rotate, and the welding frame can be flipped to cope with welding operations at different angles, thereby improving the flexibility and efficiency of welding operations.

[0015] By setting a fixing component, an extrusion component, a pushing component, a short limit plate and a long limit plate, the second cylinder is started to drive the second push block to move and cooperate with the long limit plate to fix the short side position of the frame to be assembled. At the same time, the first cylinder is started to drive the first push block to move and cooperate with the short limit plate to fix the long side position of the frame to be assembled. After the long and short sides of the frame are aligned, the threaded rod is rotated to press down and drive the pressing block to press down to fix the frame, so as to ensure that the frame will not fall when flipping, thereby improving the safety and efficiency of operation.

[0016] The utility model can flexibly lift and rotate the welding frame, so that the positioning of the frame is more accurate and stable, thereby improving the flexibility and safety of the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a structural schematic diagram of a trailer frame assembly welding device proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a trailer frame assembly welding device proposed by the utility model from a top view;

[0019] Figure 3 This is a structural schematic diagram of a fixing assembly of a trailer frame assembly welding device proposed by the utility model;

[0020] Figure 4 This is a structural schematic diagram of a pushing assembly of a trailer frame assembly welding device proposed by the utility model;

[0021] Figure 5 The utility model discloses a structural schematic diagram of an extrusion assembly of a trailer frame assembly welding device.

[0022] In the figure: 1 base, 2 telescopic column, 3 hydraulic rod, 4 threaded groove, 5 motor box, 6 motor, 7 welding frame, 8 long limit plate, 9 first fixed frame, 10 second fixed frame, 11 first cylinder, 12 rotating shaft, 13 first push block, 14 second cylinder, 15 second push block, 16 support frame, 17 threaded rod, 18 lower pressure block, 19 short limit plate. DETAILED DESCRIPTION

[0023] 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.

[0024] Figure 1-Figure 5A trailer frame assembly welding device comprises a base 1, a welding frame 7 is provided above the base 1, a plurality of holes are opened on the upper end of the welding frame 7, a support assembly is provided above both ends of the base 1, the support assembly comprises two telescopic columns 2 fixedly connected to the upper end of the base 1, the telescopic ends of the two telescopic columns 2 are fixedly connected to the same motor box 5, a driving mechanism connected to the welding frame 7 is provided inside the motor box 5, the driving mechanism comprises a motor 6 installed inside the motor box 5, one end of the short side of the welding frame 7 is fixedly connected to a rotating shaft 12, the end of the rotating shaft 12 away from the welding frame 7 passes through the motor box 5 and is fixedly connected to the output shaft end of the motor 6, the driving motor 6 can drive the welding frame 7 to rotate, and the welding frame 7 can be quickly flipped, a hydraulic rod 3 is fixedly connected to the upper end of the base 1, the telescopic end of the hydraulic rod 3 is fixedly connected to the bottom of the motor box 5, the hydraulic rod 3 is located between the two telescopic columns 2, the welding frame 7 is lifted by controlling the hydraulic rod 3, and the welding frame 7 can be lifted steadily under the support of the telescopic column 2 to match the uneven To meet the welding requirements at the same height, two supporting assemblies are respectively connected to the two ends of the welding frame 7, a long limiting plate 8 is fixedly connected to the upper long side of one side of the welding frame 7, and the contact surface between the long limiting plate 8 and the welding frame 7 is welded, and a plurality of pushing assemblies are fixedly connected to the upper long side of the other side of the welding frame 7 in sequence, the pushing assembly includes a first fixing frame 9 fixedly connected to the long side of one side of the welding frame 7, the first fixing frame 9 is connected to the first fixing frame 9 by bolts, a second cylinder 14 is provided on the side wall of the first fixing frame 9, the telescopic end of the second cylinder 14 passes through the side wall of the first fixing frame 9 and is fixedly connected to a second push block 15, a short limiting plate 19 is fixedly connected to the upper short side of one side of the welding frame 7, and the contact surface between the short limiting plate 19 and the welding frame 7 is welded, the telescopic end of the second cylinder 14 can drive the second push block 15 to move and cooperate with the long limiting plate 8 to fix the short side position of the frame to be assembled, an extrusion assembly is connected to the upper short side of the other side of the welding frame 7, and two fixing assemblies are fixedly connected to the upper middle part of the welding frame 7 in sequence.

[0025] The extrusion assembly includes a second fixing frame 10 fixedly connected to one side of the short side of the welding frame 7, the second fixing frame 10 is fixedly connected to the welding frame 7 by bolts, a first cylinder 11 is provided on the side wall of the second fixing frame 10, the telescopic end of the first cylinder 11 passes through the side wall of the second fixing frame 10 and is fixedly connected to a first push block 13, the telescopic end of the first cylinder 11 can drive the first push block 13 to move and cooperate with the short limit plate 19 to fix the long side position of the frame to be assembled, the fixing assembly includes a support frame 16 fixedly connected to the welding frame 7, the lower end of the support frame 16 is fixedly connected to the welding frame 7 by bolts, four threaded grooves 4 are opened at the upper end of the support frame 16, each threaded groove 4 is provided with a fixing mechanism, the fixing mechanism includes a threaded rod 17 threadedly inserted in the threaded groove 4, the bottom of the threaded rod 17 is rotatably connected to a lower pressing block 18, and the threaded rod 17 is rotated downward to drive the lower pressing block 18 to press down to fix the frame.

[0026] When the utility model is used, the worker first places the frame to be assembled on the welding frame 7, and then starts the second cylinder 14 to push the push block 15. When the push block 15 moves, the frame will be pushed from the long side and cooperate with the long limit plate 8 to position the short side of the frame. Then, the first cylinder 11 is started to push the first push block 13. When the push block 13 moves, the frame will be pushed from the short side and cooperate with the short limit plate 19 to position the long side of the frame. After the long and short sides are positioned and fixed, the lower pressing block 18 is pressed down onto the frame by rotating the threaded rod 17 to fix the top of the frame. Then welding can be carried out. When lifting or rotating is required during welding, the welding frame 7 can be lifted by controlling the hydraulic rod 3. The welding frame 7 can be lifted steadily under the support of the telescopic column 2 to match the welding requirements of different heights. At the same time, the driving motor 6 drives the welding frame 7 to rotate, so that the welding frame 7 can be quickly flipped to cope with welding operations at different angles.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A trailer frame assembly welding device, comprising a base (1), characterized in that: A welding frame (7) is provided above the base (1), support assemblies are provided above both ends of the base (1), and the two support assemblies are respectively connected to the two ends of the welding frame (7). A long limit plate (8) is fixedly connected above the long side of one side of the welding frame (7), and a plurality of push assemblies are fixedly connected in sequence above the long side of the other side of the welding frame (7). A short limit plate (19) is fixedly connected above the short side of one side of the welding frame (7), and an extrusion assembly is connected above the short side of the other side of the welding frame (7). Two fixing assemblies are fixedly connected in sequence in the middle of the upper part of the welding frame (7).

2. A trailer frame assembly welding device according to claim 1, characterized in that: The support assembly comprises two telescopic columns (2) fixedly connected to the upper end of a base (1); the telescopic ends of the two telescopic columns (2) are fixedly connected to the same motor box (5); a driving mechanism connected to a welding frame (7) is provided inside the motor box (5); the upper end of the base (1) is fixedly connected to a hydraulic rod (3); the telescopic end of the hydraulic rod (3) is fixedly connected to the bottom of the motor box (5); and the hydraulic rod (3) is located between the two telescopic columns (2).

3. A trailer frame assembly welding device according to claim 2, characterized in that: The driving mechanism comprises a motor (6) installed inside a motor box (5); one end of the short side of the welding frame (7) is fixedly connected to a rotating shaft (12); an end of the rotating shaft (12) away from the welding frame (7) passes through the motor box (5) and is fixedly connected to an output shaft end of the motor (6).

4. A trailer frame assembly welding device according to claim 1, characterized in that: The pushing assembly comprises a first fixing frame (9) fixedly connected to one long side of the welding frame (7), a second cylinder (14) is provided on the side wall of the first fixing frame (9), and a telescopic end of the second cylinder (14) penetrates the side wall of the first fixing frame (9) and is fixedly connected to a second pushing block (15).

5. The trailer frame assembly welding device according to claim 1, characterized in that: The extrusion assembly comprises a second fixing frame (10) fixedly connected to one side of the short side of the welding frame (7), a first cylinder (11) is provided on the side wall of the second fixing frame (10), and a telescopic end of the first cylinder (11) penetrates the side wall of the second fixing frame (10) and is fixedly connected to a first push block (13).

6. A trailer frame assembly welding device according to claim 1, characterized in that: The fixing assembly comprises a support frame (16) fixedly connected to the welding frame (7), the upper end of the support frame (16) is provided with four thread grooves (4), and each of the thread grooves (4) is provided with a fixing mechanism.

7. A trailer frame assembly welding device according to claim 6, characterized in that: The fixing mechanism comprises a threaded rod (17) threadedly inserted into a threaded groove (4), and a lower pressing block (18) is rotatably connected to the bottom of the threaded rod (17).

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