Steel reinforcement framework roll welding device for prestressed concrete pipe pile production

Abstract

The utility model relates to the related technical field of construction welding, in particular to a steel reinforcement framework roll welding device for prestressed concrete pipe pile production. And two box doors are arranged on one surface of the welding box. Under the cooperative action of the welding box, the box door, the pipe pile body, the roll welding gun, the rotating plate, the rotating sleeve, the feeding port, the supporting mechanism and the moving mechanism, the device can be adjusted according to the diameters of the pipe piles, then the pipe piles with different diameters are fixedly supported, and therefore the purpose of machining the pipe piles with different models is achieved; the problems that although an existing reinforcement cage roll welding device for prestressed concrete pipe pile production does not need to continuously support a mask plate with hands, pipe piles of different models need to be used in different environments due to the fact that the pipe piles are various in model and different in diameter, and the use cost is high are solved. And the device does not have the function of fixing the pipe piles with different diameters, and the practicability is poor.

Description

TECHNICAL FIELD

[0001] The utility model relates to construction welding relevant technical field, concretely is a kind of steel reinforcement cage roll welding device for prestressed concrete pipe pile production. BACKGROUND

[0002] Reinforced concrete prestressed pipe pile, also known as concrete precast pile, is prefabricated in precast component processing plant, cured to reach design strength, then transported to construction site, and then driven into the ground by pile driver, and then the top of the pile is poured into pile cap beam foundation, and the steel reinforcement frame needs to be welded using a roll welding machine when in use.

[0003] The utility model discloses a kind of steel reinforcement cage roll welding devices for prestressed concrete pipe pile production, belong to construction welding relevant technical field, to solve the problem that strong arc light is generated in the process of welding in prior art, welder needs to hold protective plate with one hand in the process of roll welding, hand will feel sore obviously after a long time, it can greatly reduce the welding efficiency of worker, while the electric spark generated in the process of welding is easy to cause burns to welder or surrounding personnel, including base, the top of base is fixedly connected with drive box, the inner side of drive box is provided with driving motor, the output shaft of driving motor is connected with transmission disc, the inner side of transmission disc is movably connected with steel body, the top of base is fixedly connected with side support plate;By the protective plate that can be stored and moved, the electric spark generated when roll welding is effectively blocked according to the position of welding, the protection to welder is improved, and the face mask plate that can be portable and adjusted position angle is used to reduce the damage of electric arc light to eye, without continuously holding face mask plate with hand, the workload of operator is reduced, and the efficiency when roll welding is improved.

[0004] But the above patent still has the following problems: although the patent does not need to continuously hold the face mask plate with hand, since there are many types of pipe piles, the diameters of pipe piles are also different, different types of pipe piles need to be used in different environments, the device does not have the function of fixing pipe piles with different diameters, and the practicability is poor. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a steel reinforcement cage roll welding device for prestressed concrete pipe pile production, to solve the problem that the existing steel reinforcement cage roll welding device for prestressed concrete pipe pile production in the background art does not need to continuously hold the face mask plate with hand, since there are many types of pipe piles, the diameters of pipe piles are also different, different types of pipe piles need to be used in different environments, the device does not have the function of fixing pipe piles with different diameters, and the practicability is poor.

[0006] The technical scheme of the utility model is:

[0007] The utility model provides a steel reinforcement framework roll welding device for prestressed concrete pipe pile production, include: welding box, one side of welding box is provided with the box door of two, the box door all with welding box hinge connection, the inside of welding box is provided with pipe pile body, the top of pipe pile body is provided with roll welding gun, one end of pipe pile body is provided with rotating plate, the center of rotating plate is fixedly connected with rotating sleeve, one end of rotating sleeve with welding box rotation connection, one side of welding box is provided with inlet, the outer surface of rotating sleeve is provided with the support mechanism that different diameter's pipe pile body carries out quick clamping in the inside of welding box, the top of roll welding gun is provided with the moving mechanism that roll welding gun carries on adjusting.

[0008] Preferably, the support mechanism comprises: the outer surface of the rotating sleeve is fixedly connected with two fixing sleeves, the outer surface of the fixing sleeve is fixedly connected with six first fixing blocks, the inside of the first fixing block is rotatably connected with a first rotating shaft, the outer surface of both ends of the first rotating shaft is fixedly connected with a first linkage rod, the end of the first linkage rod away from the first rotating shaft is provided with a second rotating shaft, both ends of the second rotating shaft are fixedly connected with the first linkage rod, the outer surface of the middle part of the second rotating shaft is rotatably connected with an outer support plate; one side of one of the fixing sleeves is provided with an adjusting sleeve, the outer surface of the adjusting sleeve is uniformly fixedly connected with six second fixing blocks, the inside of the second fixing block is rotatably connected with a third rotating shaft, both ends of the third rotating shaft are fixedly connected with a second linkage rod, the outer support plate close to the second linkage rod is rotatably connected with a fourth rotating shaft, both ends of the fourth rotating shaft are fixedly connected with the second linkage rod; the inside of the adjusting sleeve is provided with a self-locking mechanism for controlling the movement of the adjusting sleeve.

[0009] Preferably, the self-locking mechanism comprises: the inside of the adjusting sleeve is threadedly connected with a first screw rod, one end of the first screw rod is fixedly connected with a limiting block, the end of the first screw rod away from the limiting block penetrates through the rotating sleeve and the first motor frame and extends to the first motor; the first motor frame is fixedly connected with the welding box, the first motor is fixedly connected with the first motor frame, the first screw rod is fixedly connected with the output end of the first motor, and the first screw rod is rotatably connected with the rotating sleeve; the top of the first motor frame is provided with a power mechanism for controlling the autorotation of the pipe pile body.

[0010] Preferably, the power mechanism comprises: a second motor frame is arranged on the top of the first motor frame, a second motor is fixedly connected to one side of the second motor frame away from the welding box, and the output end of the second motor extends to the first synchronous wheel through the second motor frame; the first synchronous wheel is fixedly connected with the output end of the second motor, the first synchronous wheel is connected with a second synchronous wheel through a synchronous belt, and the second synchronous wheel is fixed to the outer surface of the rotating sleeve.

[0011] Preferably, the moving mechanism comprises: a first hydraulic cylinder is arranged on the top of the seam welding gun, the telescopic end of the first hydraulic cylinder is fixedly connected with the seam welding gun, and a moving block is fixedly connected to the top of the first hydraulic cylinder; a second screw rod is screw-connected in the moving block, one end of the second screw rod is rotatably connected with the welding box, the other end of the second screw rod extends to a third motor through the welding box, the third motor is fixedly connected with the welding box, the second screw rod is fixedly connected with the output end of the third motor, slide rods are arranged on the two sides of the second screw rod, the moving block is slidably connected with the slide rods, and the two ends of the slide rods are fixedly connected with the welding box.

[0012] Preferably, the lifting frame is arranged at the bottom of one end of the pipe pile body away from the rotating plate, second hydraulic cylinders are arranged at the bottom of the two sides of the lifting frame, the second hydraulic cylinders are fixedly connected with the welding box, the telescopic ends of the second hydraulic cylinders are fixedly connected with the lifting frame, rollers are arranged at the top of the two sides of the lifting frame, supporting plates are rotatably connected to the two sides of the rollers, and the supporting plates are fixedly connected with the lifting frame.

[0013] Preferably, universal wheels with brake functions are arranged at the bottom of the four corners of the welding box, and the universal wheels are fixedly connected with the welding box.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] Firstly, the welding box, the box door, the pipe pile body, the seam welding gun, the rotating plate, the rotating sleeve, the feeding inlet, the supporting mechanism and the moving mechanism are cooperated, so that the device can be adjusted according to the diameter of the pipe pile, and then different diameter pipe piles can be fixed and supported, so that the pipe piles of different models can be processed, the practicability is improved, and the problem that the existing steel reinforcement skeleton seam welding device for prestressed concrete pipe pile production does not need to continuously support the mask plate by hand, but the models of pipe piles are various, the diameters of pipe piles are different, different models of pipe piles need to be used in different environments, the device does not have the function of fixing different diameter pipe piles, and the practicability is poor.

[0016] Secondly, the utility model discloses a cooperation of welding box, box door, pipe pile body, roller welding gun, rotary plate, rotary cover, feed inlet, supporting mechanism and moving mechanism can support the one end of longer pipe pile in the air, avoid the length of pipe pile, cause pipe pile to be deformed in the process of welding in the air because of high temperature. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a stereogram structure schematic view of the reinforcing steel bar framework roller welding device for prestressed concrete pipe pile production of the utility model;

[0018] Figure 2 It is a side view sectional structure schematic view of the reinforcing steel bar framework roller welding device for prestressed concrete pipe pile production of the utility model;

[0019] Figure 3 It is the supporting mechanism structure schematic view of the utility model; Figure 2 It is the enlarged structure schematic view of A place in the utility model;

[0020] Figure 4 It is the supporting mechanism structure schematic view of the utility model;

[0021] Figure 5 It is the power mechanism structure schematic view of the utility model;

[0022] Figure 6 It is the moving mechanism structure schematic view of the utility model.

[0023] In the drawing:

[0024] 1, welding box;2, box door;3, pipe pile body;4, roller welding gun;5, rotary plate;6, rotary cover;7, feed inlet;8, supporting mechanism;9, moving mechanism;10, fixed cover;11, first fixed block;12, first rotating shaft;13, first linkage rod;14, second rotating shaft;15, outer bracing plate;16, adjusting cover;17, second fixed block;18, third rotating shaft;19, second linkage rod;20, fourth rotating shaft;21, self-locking mechanism;22, first screw;23, limit block;24, first motor frame;25, first motor;26, power mechanism;27, second motor frame;28, second motor;29, first synchronous wheel;30, synchronous belt;31, second synchronous wheel;32, first hydraulic cylinder;33, moving block;34, second screw;35, third motor;36, slide bar;37, lifting frame;38, second hydraulic cylinder;39, roller;40, supporting plate;41, universal wheel. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1 to 6 The above technical scheme is described in detail through the following embodiments of the present application.

[0027] A reinforcing cage rolling welding device for prestressed concrete pipe pile production, a welding box 1; one side of the welding box 1 is provided with two box doors 2, the box doors 2 are both hinged to the welding box 1, the welding box 1 is internally provided with a pipe pile body 3, the top of the pipe pile body 3 is provided with a rolling welding gun 4, one end of the pipe pile body 3 is provided with a rotating plate 5, the center of the rotating plate 5 is fixedly connected with a rotating sleeve 6, one end of the rotating sleeve 6 is rotatably connected with the welding box 1, and one side of the welding box 1 is provided with a feeding port 7; the outer surface of the rotating sleeve 6 at the position inside the welding box 1 is provided with a support mechanism 8 for quickly clamping pipe pile bodies 3 of different diameters; the top of the rolling welding gun 4 is provided with a moving mechanism 9 for adjusting the rolling welding gun 4, one side of the welding box 1 close to the feeding port 7 is provided with a control box with a battery inside, the battery can not only provide power for the device, but also be connected to a power source through an electric wire, the user puts the pipe pile body 3 into the welding box 1 from the feeding port 7, then supports and fixes the pipe pile body 3 according to the diameter of the pipe pile body 3 through the support mechanism 8, and finally welds the pipe pile body 3 through the moving mechanism 9 to control the rolling welding gun 4.

[0028] As Figure 4As shown, the support mechanism 8 comprises: the outer surface of the rotating sleeve 6 is fixedly connected with two fixed sleeves 10 at the inside of the welding box 1, the outer surface of the fixed sleeve 10 is fixedly connected with six first fixed blocks 11, the inside of the first fixed block 11 is rotatably connected with a first rotating shaft 12, the outer surface of both ends of the first rotating shaft 12 is fixedly connected with a first linkage rod 13, the end of the first linkage rod 13 away from the first rotating shaft 12 is provided with a second rotating shaft 14, both ends of the second rotating shaft 14 are fixedly connected with the first linkage rod 13, and the outer surface of the middle part of the second rotating shaft 14 is rotatably connected with an outer support plate 15; one side of one of the fixed sleeves 10 is provided with an adjusting sleeve 16, the outer surface of the adjusting sleeve 16 is uniformly fixedly connected with six second fixed blocks 17, the inside of the second fixed block 17 is rotatably connected with a third rotating shaft 18, both ends of the third rotating shaft 18 are fixedly connected with a second linkage rod 19, the outer support plate 15 is rotatably connected with a fourth rotating shaft 20 near the second linkage rod 19, and both ends of the fourth rotating shaft 20 are fixedly connected with the second linkage rod 19; the inside of the adjusting sleeve 16 is provided with a self-locking mechanism 21 for controlling the movement of the adjusting sleeve 16, the user controls the horizontal movement of the adjusting sleeve 16 through the self-locking mechanism 21, the adjusting sleeve 16 moves while driving the second fixed block 17, the second fixed block 17 drives the third rotating shaft 18, one end of the third rotating shaft 18 drives the second linkage rod 19, the other end of the second linkage rod 19 pushes the fourth rotating shaft 20, the fourth rotating shaft 20 pushes the outer support plate 15, so that the outer support plate 15 moves to the inner wall of the pipe pile body 3, the second rotating shaft 14 drives the first linkage rod 13 while the outer support plate 15 moves, the first linkage rod 13 rotates in the inside of the first fixed block 11 through the cooperation of the first rotating shaft 12, so that the outer support plate 15 remains horizontal, thereby fixing and supporting the pipe pile body 3 with different diameters.

[0029] As shown in the figure, Figure 4 The self-locking mechanism 21 comprises: a first screw rod 22 is threadedly connected in the inside of the adjusting sleeve 16, one end of the first screw rod 22 is fixedly connected with a limiting block 23, one end of the first screw rod 22 away from the limiting block 23 penetrates through the rotating sleeve 6 and the first motor frame 24 and extends to the first motor 25; the first motor frame 24 is fixedly connected with the welding box 1, the first motor 25 is fixedly connected with the first motor frame 24, the first screw rod 22 is fixedly connected with the output end of the first motor 25, and the first screw rod 22 is rotatably connected with the rotating sleeve 6; the top of the first motor frame 24 is provided with a power mechanism 26 for controlling the autorotation of the pipe pile body 3, the first motor 25 is started, the output end of the first motor 25 drives the first screw rod 22 to rotate, the first screw rod 22 rotates while driving the adjusting sleeve 16, so that the adjusting sleeve 16 moves horizontally, and the purpose of quickly fixing and disassembling the pipe pile body 3 is achieved by controlling the forward and reverse rotation of the first motor 25.

[0030] As shown in the figure, Figure 5As shown, the power mechanism 26 includes: the top of the first motor frame 24 is provided with a second motor frame 27, the second motor frame 27 is fixedly connected with a second motor 28 away from the side of the welding box 1, the output end of the second motor 28 penetrates through the second motor frame 27 and extends to the first synchronous wheel 29; the first synchronous wheel 29 is fixedly connected with the output end of the second motor 28, the first synchronous wheel 29 is connected with a second synchronous wheel 31 through a synchronous belt 30, the second synchronous wheel 31 is fixed to the outer surface of the rotating sleeve 6, the second motor 28 is started, the output end of the second motor 28 drives the first synchronous wheel 29, the first synchronous wheel 29 drives the second synchronous wheel 31 through the synchronous belt 30, the second synchronous wheel 31 rotates while driving the rotating sleeve 6, thereby controlling the self-rotation of the pipe pile body 3.

[0031] As shown in Figure 6 , the moving mechanism 9 includes: the top of the seam welding gun 4 is provided with a first hydraulic cylinder 32, the telescopic end of the first hydraulic cylinder 32 is fixedly connected with the seam welding gun 4, and the top of the first hydraulic cylinder 32 is fixedly connected with a moving block 33; the inside of the moving block 33 is threadedly connected with a second screw rod 34, one end of the second screw rod 34 is rotatably connected with the welding box 1, the other end of the second screw rod 34 penetrates through the welding box 1 and extends to a third motor 35, the third motor 35 is fixedly connected with the welding box 1, the second screw rod 34 is fixedly connected with the output end of the third motor 35, and the two sides of the second screw rod 34 are provided with slide rods 36, the moving block 33 is slidably connected with the slide rods 36, and the two ends of the slide rods 36 are fixedly connected with the welding box 1. Start the third motor 35, the output end of the third motor 35 drives the second screw rod 34 to rotate, the second screw rod 34 rotates while driving the moving block 33, the moving block 33 slides through the cooperation of the slide rods 36, thereby driving the seam welding gun 4 to move, then start the first hydraulic cylinder 32, the telescopic end of the first hydraulic cylinder 32 extends outward, pushes the seam welding gun 4 to move downward, so that the seam welding gun 4 contacts the pipe pile body 3, thereby welding the pipe pile body 3.

[0032] As shown in Figure 2 and Figure 3 , the pipe pile body 3 is provided with a lifting frame 37 at the bottom of the end away from the rotating plate 5, the bottom of the lifting frame 37 is provided with a second hydraulic cylinder 38 on both sides, the second hydraulic cylinder 38 is fixedly connected with the welding box 1, the telescopic end of the second hydraulic cylinder 38 is fixedly connected with the lifting frame 37, the top of the lifting frame 37 is provided with a roller 39 on both sides, the two sides of the roller 39 are rotatably connected with a support plate 40, the support plate 40 is fixedly connected with the lifting frame 37, the second hydraulic cylinder 38 is started, the telescopic end of the second hydraulic cylinder 38 drives the lifting frame 37 to move upward, the lifting frame 37 drives the support plate 40 to move upward while lifting, the support plate 40 drives the roller 39, so that the roller 39 contacts the pipe pile body 3, thereby supporting the suspended end of the pipe pile body 3.

[0033] As shown in Figure 1As shown, the bottom four corners of the welding box 1 are provided with universal wheels 41 with brake function, which are fixedly connected with the welding box 1, facilitating the user to move and fix the welding box 1.

[0034] Working principle: the user puts the pipe pile body 3 into the welding box 1 through the feeding port 7, and then starts the first motor 25, the output end of the first motor 25 drives the first screw rod 22 to rotate, the first screw rod 22 rotates while driving the adjusting sleeve 16 to move horizontally, the adjusting sleeve 16 moves while driving the second fixed block 17, the second fixed block 17 drives the third rotating shaft 18, the third rotating shaft 18 drives one end of the second linkage rod 19, so that the other end of the second linkage rod 19 pushes the fourth rotating shaft 20, the fourth rotating shaft 20 pushes the outer supporting plate 15, so that the outer supporting plate 15 moves to the inner wall of the pipe pile body 3, the outer supporting plate 15 moves while driving the second rotating shaft 14, the second rotating shaft 14 drives the first linkage rod 13, so that the first linkage rod 13 rotates in the first fixed block 11 through the cooperation of the first rotating shaft 12, thereby the outer supporting plate 15 remains horizontal, thereby fixing and supporting the pipe pile body 3 of different diameters, so that the device can be adjusted according to the diameter of the pipe pile, thereby fixing and supporting the pipe pile of different diameters, so as to achieve the purpose of processing different types of pipe piles, improve the practicability, and solve the problem that the existing steel reinforcement skeleton seam welding device for prestressed concrete pipe pile production does not need to continuously hold the mask plate by hand, but due to the variety of pipe pile models and the difference in pipe pile diameter, different models of pipe piles need to be used in different environments, the device does not have the function of fixing different diameter pipe piles, and the practicability is poor.

[0035] Start the second hydraulic cylinder 38, the telescopic end of the second hydraulic cylinder 38 drives the lifting frame 37 to move upwards, the lifting frame 37 moves while driving the supporting plate 40, the supporting plate 40 drives the roller 39, so that the roller 39 contacts the pipe pile body 3, thereby supporting the suspended end of the pipe pile body 3, which can support the suspended end of the long pipe pile, avoiding the deformation of the pipe pile due to high temperature during the suspended welding process caused by the long length of the pipe pile.

[0036] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A reinforcing cage roll welding device for prestressed concrete pipe pile production, comprising: a welding box (1); characterized in that: one side of the welding box (1) is provided with two box doors (2), both of which are hingedly connected with the welding box (1), the inside of the welding box (1) is provided with a pipe pile body (3), the top of the pipe pile body (3) is provided with a roll welding gun (4), one end of the pipe pile body (3) is provided with a rotating plate (5), the center of the rotating plate (5) is fixedly connected with a rotating sleeve (6), one end of the rotating sleeve (6) is rotatably connected with the welding box (1), and one side of the welding box (1) is provided with a feeding port (7); the outer surface of the rotating sleeve (6) at the inside of the welding box (1) is provided with a supporting mechanism (8) for quickly clamping pipe pile bodies (3) of different diameters; the top of the roll welding gun (4) is provided with a moving mechanism (9) for adjusting the roll welding gun (4).

2. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 1, characterized in that: The supporting mechanism (8) comprises: the outer surface of the rotating sleeve (6) at the inside of the welding box (1) is fixedly connected with two fixed sleeves (10), the outer surface of each fixed sleeve (10) is fixedly connected with six first fixed blocks (11), the inside of each first fixed block (11) is rotatably connected with a first rotating shaft (12), the outer surface of both ends of the first rotating shaft (12) is fixedly connected with a first linkage rod (13), the end of the first linkage rod (13) away from the first rotating shaft (12) is provided with a second rotating shaft (14), both ends of the second rotating shaft (14) are fixedly connected with the first linkage rod (13), and the outer surface of the middle part of the second rotating shaft (14) is rotatably connected with an outer support plate (15); one side of one of the fixed sleeves (10) is provided with an adjusting sleeve (16), the outer surface of the adjusting sleeve (16) is uniformly fixedly connected with six second fixed blocks (17), the inside of each second fixed block (17) is rotatably connected with a third rotating shaft (18), both ends of the third rotating shaft (18) are fixedly connected with a second linkage rod (19), the outer support plate (15) is rotatably connected with a fourth rotating shaft (20) close to the second linkage rod (19), and both ends of the fourth rotating shaft (20) are respectively fixedly connected with the second linkage rod (19); the inside of the adjusting sleeve (16) is provided with a self-locking mechanism (21) for controlling the movement of the adjusting sleeve (16).

3. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 2, characterized in that: The self-locking mechanism (21) comprises: the inside of the adjusting sleeve (16) is threadedly connected with a first screw rod (22), one end of the first screw rod (22) is fixedly connected with a limiting block (23), and the end of the first screw rod (22) away from the limiting block (23) penetrates through the rotating sleeve (6) and a first motor frame (24) and extends to a first motor (25). The first motor frame (24) is fixedly connected with the welding box (1), the first motor (25) is fixedly connected with the first motor frame (24), the first screw rod (22) is fixedly connected with the output end of the first motor (25), and the first screw rod (22) is rotationally connected with the rotating sleeve (6). The top of the first motor frame (24) is provided with a power mechanism (26) for controlling the autorotation of the pipe pile body (3).

4. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 3, characterized in that: The power mechanism (26) comprises: The top of the first motor frame (24) is provided with a second motor frame (27), the side away from the welding box (1) of the second motor frame (27) is fixedly connected with a second motor (28), the output end of the second motor (28) penetrates through the second motor frame (27) and extends to a first synchronous wheel (29), the first synchronous wheel (29) is fixedly connected with the output end of the second motor (28), the first synchronous wheel (29) is connected with a second synchronous wheel (31) through a synchronous belt (30), and the second synchronous wheel (31) is fixed to the outer surface of the rotating sleeve (6). The moving mechanism (9) comprises:

5. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 1, characterized in that: The top of the seam welding gun (4) is provided with a first hydraulic cylinder (32), the telescopic end of the first hydraulic cylinder (32) is fixedly connected with the seam welding gun (4), and the top of the first hydraulic cylinder (32) is fixedly connected with a moving block (33). The inside of the moving block (33) is threadedly connected with a second screw rod (34), one end of the second screw rod (34) is rotationally connected with the welding box (1), the other end of the second screw rod (34) penetrates through the welding box (1) and extends to a third motor (35), the third motor (35) is fixedly connected with the welding box (1), the output end of the third motor (35) is fixedly connected with the second screw rod (34), the two sides of the second screw rod (34) are provided with slide rods (36), the moving block (33) is slidably connected with the slide rods (36), and the two ends of the slide rods (36) are fixedly connected with the welding box (1). The bottom of the pipe pile body (3) away from the rotating plate (5) is provided with a lifting frame (37), the bottoms of the two sides of the lifting frame (37) are provided with second hydraulic cylinders (38), the second hydraulic cylinders (38) are fixedly connected with the welding box (1), the telescopic ends of the second hydraulic cylinders (38) are fixedly connected with the lifting frame (37), the tops of the two sides of the lifting frame (37) are provided with rollers (39), the two sides of each roller (39) is rotationally connected with a supporting plate (40), and the supporting plate (40) is fixedly connected with the lifting frame (37).

6. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 1, characterized in that: The bottoms of the four corners of the welding box (1) are provided with universal wheels (41) with brake functions, and the universal wheels (41) are fixedly connected with the welding box (1).

7. The reinforcing cage seam welder for the production of prestressed concrete pipe piles according to claim 1, characterized in that: ​

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