Pipeline welding device for machine room prefabrication

Abstract

The utility model relates to the technical field of pipeline welding, in particular to a pipeline welding device for machine room prefabrication assembly, which comprises a bottom frame, a material guide plate, racks, cylinders, electric guide rails and the like, the top of the bottom frame is connected with the material guide plate, the left side and the right side of the top of the bottom frame are connected with the racks, and the cylinders are mounted on the racks. Electric guide rails are installed on telescopic rods of the air cylinders. According to the pipeline welding device, the contact positions of two pipelines can be welded through the laser welding head, the welded pipelines can be lifted through the lifting shaft and moved away from the position above the rolling wheel, meanwhile, the lifting shaft moves the unwelded pipelines to the position above the rolling wheel, and the pipelines are welded through the laser welding head. The lifting shaft and the lifting shaft can operate at the same time, and feeding and discharging are automatically conducted, so that the working efficiency can be improved, the pipeline can be continuously welded, the working efficiency is further improved, meanwhile, manual intervention can be reduced, and safety is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline welding technical field especially relates to a pipeline welding device for prefabricated assembly of machine room. BACKGROUND

[0002] In modern data center construction, prefabricated assembly technology of machine room gradually becomes the mainstream trend, the technology can improve construction efficiency, shorten construction period and significantly reduce the complexity of on-site operation through modular design and factory prefabrication, in the prefabricated assembly process of machine room, the installation and connection of pipeline system are one of the key links, as the core component of important functions such as cooling and water supply in machine room, the quality and precision of pipeline system directly affect the operation stability of the whole machine room, in the pipeline processing stage, the pipeline is generally connected through welding to ensure the firm connection and sealing performance between the pipelines.

[0003] At present, the pipeline welding in prefabricated assembly of machine room usually adopts automatic or semi-automatic welding equipment to meet the demand of efficient production, these equipment can ensure the consistency of welding quality while accurately controlling temperature, pressure and other parameters, however, with the continuous expansion of machine room scale, the size of pipeline system also increases accordingly, the diameter of pipeline of large refrigeration system may reach hundreds of millimeters or even higher, and the length may reach several meters, the feeding and discharging of such large-size pipeline in the prefabrication process becomes extremely difficult, due to the heavy weight and large volume of pipeline, the precise feeding and discharging operation can not be completed by manpower alone, the pipeline is transported by hoisting, which needs to be bundled and unbundled, time-consuming and laborious, and if the operation is improper, the pipeline may slide or fall, threatening the on-site workers and causing certain safety hazards. INNOVATION CONTENT

[0004] Therefore, the utility model provides a pipeline welding device for prefabricated assembly of machine room, which can overcome the shortcomings of the prior art.

[0005] Technical scheme as follows: a pipeline welding device for prefabricated assembly of machine room, comprising a chassis, a guide plate, a rack, a gas cylinder, an electric guide rail, a mounting plate, a laser welding head, a feeding mechanism and a rotating mechanism, the top of the chassis is connected with the guide plate, the left and right sides of the top of the chassis are connected with the racks, the gas cylinders are installed on the racks, the telescopic rods of the gas cylinders are connected with the electric guide rails, the mounting plate is connected between the sliding blocks of the two electric guide rails, the laser welding head is installed at the bottom of the mounting plate, the feeding mechanism is used to place the pipeline on the rotating mechanism, and the rotating mechanism is used to drive the pipeline to rotate.

[0006] Preferably, the loading mechanism includes a track, a bidirectional lead screw, a stepper motor, a moving block, a lifting shaft, an electric slide rail, a push block, and a lifting shaft. Tracks are connected to the left and right sides of the bottom of the mounting plate. A bidirectional lead screw is rotatably connected inside each track. A stepper motor is installed on each track. The output shaft of the stepper motor is connected to the bidirectional lead screw. Moving blocks are slidably connected to the left and right sides inside the track. Lifting shafts are connected to each moving block. Electric slide rails are installed on the left and right sides of the bottom of the mounting plate. Push blocks are connected to the bottom of the sliders of the electric slide rails. Lifting shafts are connected to each push block.

[0007] Preferably, the rotating mechanism includes a servo motor, a rotating shaft, and rollers. Two servo motors are mounted on the top of the base frame, and a rotating shaft is connected to the output shaft of each servo motor. The rotating shaft is rotatably connected to the top of the base frame, and rollers are evenly spaced on the rotating shaft. The lifting shaft is used to lift the pipe and place the pipe on the rollers. The push block pushes the two pipes so that the two pipes come into contact with each other, and the rollers drive the two pipes to rotate.

[0008] Preferably, it also includes limiting plates, with pairs of limiting plates connected to the top left and right sides of the guide plate, which are used to limit the movement of the pipeline.

[0009] Preferably, the rear side of the guide plate is provided with a blocking part for blocking the pipe.

[0010] Preferably, the rear side of the guide plate is inclined downward.

[0011] The beneficial effects of this utility model are as follows: This utility model can weld two pipes at the point of contact using a laser welding head. The welded pipe can be lifted by a lifting shaft and moved away from above the rollers. At the same time, the lifting shaft moves the unwelded pipe above the rollers. The lifting shaft and the lifting shaft can operate simultaneously, automatically loading and unloading materials, thereby improving work efficiency. It can also continuously weld pipes, further improving work efficiency. In addition, it can reduce manual intervention and increase safety. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural diagram of the present invention.

[0013] Figure 2 This is a three-dimensional structural diagram of the loading mechanism of this utility model.

[0014] Figure 3 This is a three-dimensional structural diagram of the rotating mechanism of this utility model.

[0015] Figure 4 This is a three-dimensional structural diagram of the limiting plate and the blocking part of this utility model.

[0016] Label:1_chassis, 2_material guide plate, 3_rack, 4_air cylinder, 5_electric guide rail, 6_mounting plate, 7_laser welding head, 8_track, 9_bidirectional screw rod, 10_stepping motor, 11_moving block, 12_lifting shaft, 13_electric slide rail, 14_push block, 15_lifting shaft, 16_servo motor, 17_rotation shaft, 18_roller, 19_limiting plate, 20_block. DETAILED DESCRIPTION

[0017] The utility model is further explained below in combination with the drawings and specific embodiments.

[0018] Reference Figures 1-3 A pipeline welding device for prefabricated assembly of machine room, including chassis 1, material guide plate 2, rack 3, air cylinder 4, electric guide rail 5, mounting plate 6, laser welding head 7, loading mechanism and rotating mechanism, the front side of the top of chassis 1 is connected with material guide plate 2 by bolt, the rear side of material guide plate 2 is inclined downward, the rear side of material guide plate 2 is equipped with block 20, the left and right sides of the rear side of the top of chassis 1 are both connected with rack 3 by bolt, the front and rear sides of rack 3 are both equipped with air cylinder 4 by bolt, the telescopic rod of two air cylinders 4 on same rack 3 is equipped with electric guide rail 5, electric guide rail 5 and the top of rack 3 contact, rack 3 can support electric guide rail 5, the slider of two electric guide rails 5 is connected with mounting plate 6 by bolt, the rear side of the bottom of mounting plate 6 is equipped with laser welding head 7 by bolt, loading mechanism is used to place pipeline on rotating mechanism, rotating mechanism is used to drive pipeline rotation.

[0019] Reference Figure 2 Loading mechanism includes track 8, bidirectional screw rod 9, stepping motor 10, moving block 11, lifting shaft 12, electric slide rail 13, push block 14 and lifting shaft 15, the left and right sides of the front side of the bottom of mounting plate 6 are both connected with track 8 by bolt, bidirectional screw rod 9 is rotatably connected in track 8, the side of the mutual separation of two tracks 8 is both equipped with stepping motor 10 by bolt, the output shaft of stepping motor 10 is connected with bidirectional screw rod 9, the left and right sides of the inside of track 8 are both slidably connected with moving block 11, the side of the mutual approach of two moving blocks 11 on same track 8 is both connected with lifting shaft 12, the left and right sides of the rear side of the bottom of mounting plate 6 are both equipped with electric slide rail 13 by bolt, the slider of electric slide rail 13 is all connected with push block 14, the side of the mutual approach of two push blocks 14 is both connected with lifting shaft 15.

[0020] Reference Figure 3The rotating mechanism comprises servo motors 16, rotating shafts 17 and rollers 18, two servo motors 16 are installed on the top rear side of the chassis 1 through bolts, the output shafts of the servo motors 16 are connected with the rotating shafts 17 through couplings, the rotating shafts 17 are rotationally connected with the top of the chassis 1, the two rotating shafts 17 are arranged in parallel from front to back, and the rotating shafts 17 are uniformly and interval connected with the rollers 18.

[0021] With reference to Figure 4 The limiting plates 19 are arranged in pairs and connected to the top of the guide plate 2, and the two limiting plates 19 in the same pair are arranged opposite to each other.

[0022] The worker transports the pipe to the guide plate 2 through the conveyor, the rear side of the guide plate 2 is downwardly inclined, so the pipe will roll backward, the limiting plate 19 can limit the pipe, so that the pipe can roll straight backward, avoiding the collision between the pipe and the moving block 11, the blocking part 20 of the guide plate 2 can block the pipe, so that the pipe stays between the two moving blocks 11, then the output shaft of the stepping motor 10 is controlled to rotate, driving the bidirectional screw rod 9 to rotate, the bidirectional screw rod 9 drives the two moving blocks 11 to move towards each other, the moving block 11 drives the two lifting shafts 12 to move towards each other, the lifting shaft 12 will enter the pipe, then the telescopic rod of the air cylinder 4 is controlled to extend, driving the electric guide rail 5 to move upwards, the electric guide rail 5 drives the mounting plate 6 to move upwards, the mounting plate 6 drives the lifting shaft 12 to move upwards, the lifting shaft 12 lifts the pipe, then the electric guide rail 5 drives the mounting plate 6 to move backward, the mounting plate 6 drives the pipe to move backward, moving the pipe above the roller 18, then the telescopic rod of the air cylinder 4 is controlled to shorten, driving the electric guide rail 5 and the mounting plate 6 to move downward, putting the pipe on the roller 18, then the output shaft of the stepping motor 10 is controlled to rotate reversely, driving the bidirectional screw rod 9 to rotate reversely, the bidirectional screw rod 9 drives the two lifting shafts 12 to move away from each other, moving the lifting shaft 12 out of the pipe, then the electric guide rail 5 is controlled to drive the mounting plate 6 to move forward, the mounting plate 6 drives the electric sliding rail 13 to move forward, moving the electric sliding rail 13 above the pipe, the electric sliding rail 13 drives the two push blocks 14 to move towards each other, the push block 14 pushes two pipes, so that the two pipes contact with each other, at this time, the lifting shaft 15 will enter the pipe, and the laser welding head 7 is aligned with the position where the two pipes contact with each other, the laser welding head 7 welds the position where the two pipes contact with each other, the servo motor 16 is started, the output shaft of the servo motor 16 drives the rotating shaft 17 to rotate, the rotating shaft 17 drives the roller 18 to rotate, the roller 18 drives the pipe to rotate, so that the laser welding head 7 can weld the whole contact position, after welding, the telescopic rod of the air cylinder 4 is controlled to extend, driving the lifting shaft 15 to move upwards, the lifting shaft 15 lifts the welded pipe, then the electric guide rail 5 is controlled to drive the mounting plate 6 to move backward, the mounting plate 6 drives the lifting shaft 15 to move backward, the lifting shaft 15 drives the welded pipe to move backward, lifting the welded pipe away from above the roller 18, at this time, the lifting shaft 12 can also move the unwelded pipe above the roller 18, the lifting shaft 12 and the lifting shaft 15 can operate simultaneously, automatically feeding and discharging, so as to improve the work efficiency, and can continuously weld the pipe, further improving the work efficiency, at the same time, can reduce manual intervention, higher safety.

[0023] The embodiment of the utility model is explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A pipe welding device for prefabricated assembly of a machine room, comprising a chassis (1), characterized in that, The device further comprises a material guide plate (2), a frame (3), a pneumatic cylinder (4), an electric guide rail (5), a mounting plate (6), a laser welding head (7), a loading mechanism and a rotating mechanism, the top of the chassis (1) is connected with the material guide plate (2), the top of the chassis (1) is connected with the frame (3) on the left and right sides, the frame (3) is installed with the pneumatic cylinder (4), the telescopic rod of the pneumatic cylinder (4) is installed with the electric guide rail (5), the sliding blocks of the two electric guide rails (5) are connected with the mounting plate (6), the bottom of the mounting plate (6) is installed with the laser welding head (7), the loading mechanism is used for placing the pipeline on the rotating mechanism, and the rotating mechanism is used for driving the pipeline to rotate. The loading mechanism comprises a track (8), a bidirectional screw rod (9), a stepping motor (10), a moving block (11), a lifting shaft (12), an electric sliding rail (13), a push block (14) and a lifting shaft (15), the bottom of the mounting plate (6) is connected with the track (8) on the left and right sides, the track (8) is rotatably connected with the bidirectional screw rod (9) inside, the track (8) is installed with the stepping motor (10), the output shaft of the stepping motor (10) is connected with the bidirectional screw rod (9), the inside of the track (8) is slidably connected with the moving block (11) on the left and right sides, the moving block (11) is connected with the lifting shaft (12), the bottom of the mounting plate (6) is installed with the electric sliding rail (13) on the left and right sides, the sliding block of the electric sliding rail (13) is connected with the push block (14) at the bottom, and the push block (14) is connected with the lifting shaft (15).

2. A pipe welding device for prefabrication assembly of a machine room according to claim 1, characterized in that, The rotating mechanism comprises a servo motor (16), a rotating shaft (17) and a roller (18), the top of the chassis (1) is installed with two servo motors (16), the output shaft of the servo motor (16) is connected with the rotating shaft (17), the rotating shaft (17) is rotatably connected with the top of the chassis (1), and the rotating shaft (17) is uniformly and intermittently connected with the roller (18), the lifting shaft (12) is used for lifting the pipeline and placing the pipeline on the roller (18), the push block (14) pushes two pipelines to make the two pipelines contact with each other, and the roller (18) drives the two pipelines to rotate.

3. A pipe welding device for prefabrication assembly of a machine room according to claim 2, characterized in that, The device further comprises a limiting plate (19), the top of the material guide plate (2) is connected with the limiting plate (19) arranged in pairs on the left and right sides, and the limiting plate (19) is used for limiting the pipeline.

4. The pipe welding device for prefabrication assembly of a machine room according to claim 3, characterized in that, The rear side of the material guide plate (2) is provided with a blocking part (20) for blocking the pipeline.

5. A pipe welding device for prefabrication assembly of a machine room according to claim 4, characterized in that, The rear side of the material guide plate (2) is downwardly inclined.

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