Automatic welding clamp for manufacturing concrete structural member reinforcement cage

Abstract

The invention discloses an automatic welding clamp for manufacturing a concrete structural member reinforcement cage, which comprises a base and a reinforcement cage body, the reinforcement cage body comprises an annular rib and a main rib, the upper end of the base is fixedly connected with a vertical plate, and the side wall of the vertical plate is provided with a turntable driven by a driving motor to rotate; a driving assembly is arranged on the side wall of the rotating disc, and a plurality of fixing rods are fixedly connected to the side wall of the driving assembly. The device is reasonable in structural design, the multiple fixing rods can synchronously get close to each other or get away from each other, the annular rib is supported and fixed through the interior of the annular rib, two U-shaped supporting plates can support a main rib, two limiting plates get close to each other to further clamp and fix the main rib, and the main rib is controlled to move to be stably attached to the annular rib; the main ribs can be welded to the annular ribs conveniently, then the main ribs can be welded in sequence, operation is easy and convenient, and the safety and the welding effect in the welding process can be guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of steel cage production, in particular to an automatic welding processing fixture for producing steel cages of concrete structural components. Background Art

[0002] Concrete structural components refer to structural components made mainly of concrete, including plain concrete structures, reinforced concrete structures, and prestressed concrete structures. Pile foundation steel cages are cylindrical steel frames formed by spirally winding around the main bars. They are widely used in municipal buildings and tunnel bridges. When producing pile foundation protection columns, pile foundation steel cages are set inside the pile foundation protection columns of concrete structures as a skeleton, which can improve the tensile and bending resistance of concrete products, thereby improving the overall structural strength of the pile foundation.

[0003] When welding the steel cage, it is usually necessary to wrap the main reinforcement around the outside of the annular reinforcement and weld the main reinforcement to the outside of the annular reinforcement in turn. Usually, the welding is performed by the staff holding the main reinforcement. There are safety hazards in the welding process. In addition, since the annular reinforcement is annular, it is difficult to stably weld the main reinforcement against the outside of the annular reinforcement. The main reinforcement is prone to deflection, which affects the welding effect. For this reason, we designed an automatic welding fixture for the production of steel cages for concrete structural components to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to solve the problems existing in the prior art, and an automatic welding clamp for the production of steel cages of concrete structural components is proposed, which can make multiple fixing rods approach or move away from each other synchronously, support and fix the annular reinforcement through the inside of the annular reinforcement, two U-shaped support plates can support the main reinforcement, and two limit plates approaching each other can further clamp and fix the main reinforcement, control the movement of the main reinforcement and stably fit the annular reinforcement, which is conducive to welding the main reinforcement to the annular reinforcement, and then the main reinforcement can be welded in turn, the operation is simple, and the safety and welding effect of the welding process can be guaranteed.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: The invention discloses an automatic welding fixture for making a steel cage of a concrete structural member, comprising a base and a steel cage body, wherein the steel cage body comprises annular ribs and main ribs, the upper end of the base is fixedly connected with a vertical plate, the side wall of the vertical plate is provided with a turntable driven to rotate by a driving motor, the side wall of the turntable is provided with a driving assembly, the side wall of the driving assembly is fixedly connected with a plurality of fixing rods, the plurality of fixing rods are all against the inner side wall of the annular rib to clamp and fix the annular rib, the upper end of the base is connected with a mounting plate via an adjusting assembly, the adjusting assembly drives the mounting plate to move forward and backward, the upper end of the mounting plate is fixedly connected with two supporting assemblies for supporting the main ribs, and the mounting plate is provided with a limiting assembly against the side walls at both ends of the main ribs.

[0006] Preferably, the turntable is rotatably connected to a side wall of one side of the vertical plate, and the drive motor is installed on the other side wall of the vertical plate and drives the turntable to rotate.

[0007] Preferably, the driving assembly includes a cross-shaped slide groove opened on the side wall of the turntable, two first guide sliders are connected to the cross-shaped slide groove for vertical sliding movement, two second guide sliders are connected to the cross-shaped slide groove for horizontal sliding movement, a first servo motor is installed on the side wall of the turntable, a first double-headed screw is installed on the end of the output shaft of the first servo motor, the first double-headed screw thread passes through the two first guide sliders, the side wall of the turntable is symmetrically fixedly connected with two fixing plates, the side walls opposite to the two fixing plates are rotatably connected with driving screws, the two driving screws respectively thread through the two second guide sliders, the first double-headed screw and the two driving screws are connected by a bevel gear set, and a plurality of fixing rods are respectively fixedly connected to the side walls of the two first guide sliders and the two second guide sliders.

[0008] Preferably, the bevel gear set includes a first bevel gear sleeved on the side wall of the first double-headed screw and rotating coaxially therewith, the side walls of the two driving screws are fixedly connected with second bevel gears, and the two second bevel gears are meshed with the first bevel gear.

[0009] Preferably, the adjustment component includes an adjustment slot opened at the upper end of the base, an adjustment slider matched with the adjustment slot is slidably connected in the adjustment slot, the mounting plate is fixedly connected to the upper end of the adjustment slider, an adjustment screw is rotatably connected to the inner side wall of the adjustment slot, the adjustment screw thread passes through the adjustment slider, and the adjustment screw is driven to rotate by a second servo motor installed on the rear side wall of the base.

[0010] Preferably, the support assembly comprises a T-shaped vertical rod fixedly connected to the upper end of the mounting plate, the upper end of the T-shaped vertical rod is fixedly connected to a U-shaped support plate, and the main rib is located inside the U-shaped support plate.

[0011] Preferably, the opening of the U-shaped support plate is arranged in a trumpet shape, and the U-shaped support plate is connected to the upper end of the T-shaped vertical rod by screws.

[0012] Preferably, the limit assembly includes a limit slot opened on the upper end of the mounting plate, two limit rods are slidably connected in the limit slot, the upper ends of the two limit rods are fixedly connected to the limit plates, the two limit plates are respectively abutted against the side walls at both ends of the main rib, a second double-headed screw is rotatably connected in the limit slot, the second double-headed screw thread passes through the two limit rods, and the second double-headed screw is driven to rotate by a third servo motor installed on the side wall of the mounting plate.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. The automatic welding fixture for the steel cage of the concrete structural member sets the annular reinforcement on the outer wall of multiple fixed rods, starts the first servo motor to drive the first double-headed screw to rotate, and under the meshing action of the bevel gear set, the first double-headed screw and the two driving screws are rotated, so that the two first guide sliders and the two second guide sliders can make the multiple fixed rods synchronously approach or move away from each other, and support and fix the annular reinforcement through the inside of the annular reinforcement.

[0014] 2. The automatic welding fixture for the steel cage of the concrete structural member places the main reinforcement in two U-shaped support plates to support the main reinforcement, controls the two limit plates to approach each other, can further clamp and fix the main reinforcement on both sides of the main reinforcement, and controls the installation plate to move toward the annular reinforcement, so that the main reinforcement and the annular reinforcement can be stably fitted, which is conducive to welding the main reinforcement to the annular reinforcement, and welding the main reinforcement in turn. The operation is simple and can ensure the safety and welding effect of the welding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of the three-dimensional structure from a first perspective of an automatic welding fixture for manufacturing a steel cage of a concrete structural member proposed by the present invention; Figure 2 A schematic diagram of the stereoscopic structure from a second perspective of an automatic fixture for welding a reinforced cage of a concrete structural member proposed by the present invention; Figure 3 This is a schematic diagram of the structure of an automatic welding fixture for manufacturing a steel cage for a concrete structural member proposed by the present invention, excluding the steel cage body; Figure 4 for Figure 3 A magnified view of the structure at center; Figure 5 This is a schematic diagram of the main plane structure of an automatic welding fixture for manufacturing a steel cage of a concrete structural member proposed by the present invention; Figure 6 A schematic diagram of the top plan structure of an automatic welding fixture for manufacturing a steel cage of a concrete structural member proposed by the present invention; Figure 7 This is a schematic diagram of the steel cage body structure.

[0016] In the figure: 1. base; 2. vertical plate; 3. turntable; 4. drive motor; 5. cross-shaped slide; 6. first guide slider; 7. second guide slider; 8. first servo motor; 9. first double-headed screw; 10. fixed plate; 11. drive screw; 12. first bevel gear; 13. second bevel gear; 14. fixed rod; 15. annular rib; 16. main rib; 17. adjustment slide; 18. mounting plate; 19. adjustment screw; 20. second servo motor; 21. T-shaped vertical rod; 22. U-shaped support plate; 23. limit slide; 24. limit rod; 25. limit plate; 26. second double-headed screw; 27. third servo motor. DETAILED DESCRIPTION

[0017] 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 the embodiments.

[0018] Reference Figure 1-Figure 7 , an automatic welding fixture for making a steel cage of a concrete structural member, comprising a base 1 and a steel cage body, the steel cage body comprising an annular rib 15 and a main rib 16, a vertical plate 2 is fixedly connected to the upper end of the base 1, a turntable 3 driven to rotate by a driving motor 4 is installed on the side wall of the vertical plate 2, the turntable 3 is rotatably connected to one side wall of the vertical plate 2, and the driving motor 4 is installed on the other side wall of the vertical plate 2 and drives the turntable 3 to rotate; The side wall of the turntable 3 is provided with a driving assembly, and the side wall of the driving assembly is fixedly connected with a plurality of fixing rods 14, and the plurality of fixing rods 14 are all against the inner side wall of the annular rib 15 to clamp and fix the annular rib 15, and the driving assembly includes a cross-shaped slide 5 opened on the side wall of the turntable 3, and two first guide sliders 6 are connected to slide up and down in the cross-shaped slide 5, and two second guide sliders 7 are connected to slide horizontally in the cross-shaped slide 5, and a first servo motor 8 is installed on the side wall of the turntable 3, and a first double-headed screw 9 is installed at the end of the output shaft of the first servo motor 8, and the first double-headed screw 9 threads through the two first guide sliders 6, and the first servo motor 8 drives The first double-headed screw 9 rotates, and can make the two first guide sliders 6 approach or move away from each other under the action of its thread meshing. The side wall of the turntable 3 is symmetrically fixedly connected with two fixing plates 10. The opposite side walls of the two fixing plates 10 are rotatably connected with driving screws 11. The two driving screws 11 are respectively threaded through the two second guide sliders 7. The two driving screws 11 rotate, and can drive the second guide slider 7 to move under the action of their thread meshing. The first double-headed screw 9 and the two driving screws 11 are connected through a bevel gear set. A plurality of fixing rods 14 are respectively fixedly connected to the side walls of the two first guide sliders 6 and the two second guide sliders 7; The bevel gear set includes a first bevel gear 12 which is sleeved on the side wall of the first double-headed screw 9 and rotates coaxially therewith, and the side walls of the two driving screws 11 are fixedly connected with the second bevel gear 13, and the two second bevel gears 13 are meshed with the first bevel gear 12. When the first double-headed screw 9 rotates, the two driving screws 11 can be rotated under the meshing action of the first bevel gear 12 and the second bevel gear 13. The two driving screws 11 rotate in opposite directions, so that the two first guide sliders 6 and the two second guide sliders 7 can approach each other or move away from each other, and the multiple fixing rods 14 fixed on the side walls of the first guide slider 6 and the two second guide sliders 7 can approach each other or move away from each other, and are clamped and fixed by the inside of the annular rib 15, and the side walls of the fixing rods 14 are provided with anti-slip grooves, which can increase the friction between the annular rib 15 and stably fix the annular rib 15; The upper end of the base 1 is connected with a mounting plate 18 through an adjustment component, and the adjustment component drives the mounting plate 18 to move forward and backward. The adjustment component includes an adjustment slot 17 provided at the upper end of the base 1, and an adjustment slider adapted thereto is slidably connected in the adjustment slot 17. The mounting plate 18 is fixedly connected to the upper end of the adjustment slider, and an adjustment screw 19 is rotatably connected to the inner side wall of the adjustment slot 17. The adjustment screw 19 thread penetrates the adjustment slider, and the adjustment screw 19 is driven to rotate by a second servo motor 20 installed on the rear side wall of the base 1. The second servo motor 20 drives the adjustment screw 19 to rotate, and the adjustment slider can drive the mounting plate 18 to move forward and backward under the meshing action of its thread; The upper end of the mounting plate 18 is fixedly connected to two support components for supporting the main ribs 16. The support components include a T-shaped vertical rod 21 fixedly connected to the upper end of the mounting plate 18, and the upper end of the T-shaped vertical rod 21 is fixedly connected to a U-shaped support plate 22. The main ribs 16 are located in the U-shaped support plate 22. The two U-shaped support plates 22 are located on the same horizontal line and on the same horizontal plane as the center of the cross-shaped slide 5. Thus, the two U-shaped support plates 22 can stably support the main ribs 16, and the movement of the mounting plate 18 can drive the main ribs 16 to approach the annular ribs 15, so that the main ribs 16 can stably fit the annular ribs 15, which is conducive to the welding work. The opening of the U-shaped support plate 22 is arranged in a trumpet shape, which is conducive to the main reinforcement 16 entering the U-shaped support plate 22 to support and fix the main reinforcement 16 through the U-shaped support plate 22. The U-shaped support plate 22 is connected to the upper end of the T-shaped vertical rod 21 by screws, so that the U-shaped support plate 22 can be disassembled and replaced; The mounting plate 18 is provided with a limit assembly that abuts against the side walls at both ends of the main reinforcement 16. The limit assembly includes a limit slot 23 opened at the upper end of the mounting plate 18. Two limit rods 24 are slidably connected in the limit slot 23. The upper ends of the two limit rods 24 are fixedly connected to the limit plates 25. The two limit plates 25 respectively abut against the side walls at both ends of the main reinforcement 16. The two limit plates 25 can limit and fix the main reinforcement 16 through the two sides of the main reinforcement 16 to prevent the main reinforcement 16 from moving left and right. A second double-headed screw 26 is rotatably connected in the limit slot 23. The second double-headed screw 26 threads through the two limit rods 24. The second double-headed screw 26 is driven to rotate by a third servo motor 27 installed on the side wall of the mounting plate 18. The third servo motor 27 drives the second double-headed screw 26 to rotate, and can make the two limit rods 24 approach or move away from each other under the action of their thread meshing, so that the two limit plates 25 can fix the main reinforcement 16.

[0019] The present invention can be explained by the following operation mode: In the present invention, when the automatic welding fixture for making a steel cage of a concrete structural member is used, the annular rib 15 is sleeved on the outer side wall of a plurality of fixed rods 14, and the first servo motor 8 is started to drive the first double-headed screw 9 to rotate. Under the meshing action of the first bevel gear 12 and the second bevel gear 13, the first double-headed screw 9 and the two driving screws 11 are rotated, and then the two first guide sliders 6 and the two second guide sliders 7 are made to approach or move away from each other under the meshing action of the threads, and then the plurality of fixed rods 14 are made to approach or move away from each other at the same time, and the annular rib 15 is supported and fixed by the inside of the annular rib 15; The main rib 16 is placed in the two U-shaped support plates 22. The two U-shaped support plates 22 can support the main rib 16 so that the main rib 16 is stably in a horizontal state. The third servo motor 27 is started to drive the second double-headed screw 26 to rotate. Under the action of the thread engagement, the two limit rods 24 can drive the two limit plates 25 to approach each other, so that the two limit plates 25 can further clamp and fix the main rib 16 through the two sides of the main rib 16. The second servo motor 20 is started to drive the adjusting screw 19 to rotate. Under the action of the thread engagement, the adjusting slider can drive the mounting plate 18 to move toward the annular rib 15, so that the main rib 16 and the annular rib 15 are stably fitted, which is conducive to welding the main rib 16 to the annular rib 15. After the welding of the previous main reinforcement 16 is completed, the mounting plate 18 is controlled to be away from the annular reinforcement 15, and the driving motor 4 is started to drive the turntable 3 to rotate, so that the annular reinforcement 15 moves, and the next main reinforcement 16 is placed in the two U-shaped support plates 22, and the main reinforcement 16 is fixed by the limit plate 25, and the mounting plate 18 drives the main reinforcement 16 to move and fit the annular reinforcement 15, so that the next main reinforcement 16 can be welded on the annular reinforcement 15, and then the main reinforcement 16 can be welded in turn, which is easy to operate and can ensure the safety and welding effect during the welding process.

[0020] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic welding fixture for manufacturing a steel cage of a concrete structural member, comprising a base (1) and a steel cage body, characterized in that: The steel cage body comprises an annular rib (15) and a main rib (16); the upper end of the base (1) is fixedly connected to a vertical plate (2); the side wall of the vertical plate (2) is provided with a turntable (3) driven to rotate by a drive motor (4); the side wall of the turntable (3) is provided with a drive assembly; the side wall of the drive assembly is fixedly connected to a plurality of fixing rods (14); the plurality of fixing rods (14) are all against the inner side wall of the annular rib (15) to clamp and fix the annular rib (15); the upper end of the base (1) is connected to a mounting plate (18) via an adjustment assembly; the adjustment assembly drives the mounting plate (18) to move forward and backward; the upper end of the mounting plate (18) is fixedly connected to two supporting assemblies for supporting the main rib (16); the mounting plate (18) is provided with a limit assembly against the side walls at both ends of the main rib (16).

2. The automatic welding fixture for manufacturing steel cages of concrete structural members according to claim 1 is characterized in that: The turntable (3) is rotatably connected to a side wall of one side of the vertical plate (2), and the drive motor (4) is installed on the other side wall of the vertical plate (2) and drives the turntable (3) to rotate.

3. The automatic welding fixture for manufacturing a steel cage for a concrete structural member according to claim 1 is characterized in that: The driving assembly comprises a cross-shaped slide groove (5) provided on the side wall of the rotating disk (3), two first guide sliders (6) being slidably connected in the cross-shaped slide groove (5) up and down, two second guide sliders (7) being slidably connected in the cross-shaped slide groove (5) horizontally, a first servo motor (8) being installed on the side wall of the rotating disk (3), a first double-headed screw (9) being installed at the end of the output shaft of the first servo motor (8), the first double-headed screw (9) threadably passing through the two first guide sliders (6), two fixed plates (10) being symmetrically fixedly connected to the side wall of the rotating disk (3), the opposite side walls of the two fixed plates (10) being rotatably connected with driving screws (11), the two driving screws (11) respectively threadably passing through the two second guide sliders (7), the first double-headed screw (9) being connected to the two driving screws (11) via a bevel gear set, and a plurality of fixed rods (14) being respectively fixedly connected to the side walls of the two first guide sliders (6) and the two second guide sliders (7).

4. The automatic welding fixture for manufacturing a steel cage for a concrete structural member according to claim 3 is characterized in that: The bevel gear set comprises a first bevel gear (12) sleeved on the side wall of the first double-headed screw (9) and coaxially rotating therewith, and the side walls of the two driving screws (11) are fixedly connected to second bevel gears (13), and the two second bevel gears (13) are meshed with the first bevel gear (12).

5. The automatic welding fixture for manufacturing steel cages of concrete structural members according to claim 1 is characterized in that: The adjustment assembly comprises an adjustment slot (17) provided at the upper end of the base (1), an adjustment slider matched therewith being slidably connected in the adjustment slot (17), the mounting plate (18) being fixedly connected to the upper end of the adjustment slider, an adjustment screw (19) being rotatably connected to the inner side wall of the adjustment slot (17), the adjustment screw (19) threadably passing through the adjustment slider, and the adjustment screw (19) being driven to rotate by a second servo motor (20) mounted on the rear side wall of the base (1).

6. The automatic welding fixture for manufacturing a steel cage for a concrete structural member according to claim 1 is characterized in that: The support assembly comprises a T-shaped vertical rod (21) fixedly connected to the upper end of the mounting plate (18), the upper end of the T-shaped vertical rod (21) being fixedly connected to a U-shaped support plate (22), and the main rib (16) being located inside the U-shaped support plate (22).

7. The automatic welding fixture for manufacturing steel cages of concrete structural members according to claim 6 is characterized in that: The opening of the U-shaped support plate (22) is arranged in a trumpet shape, and the U-shaped support plate (22) is connected to the upper end of the T-shaped vertical rod (21) by means of screws.

8. The automatic welding fixture for manufacturing steel cages of concrete structural members according to claim 1 is characterized in that: The limiting assembly comprises a limiting slot (23) provided at the upper end of the mounting plate (18), two limiting rods (24) being slidably connected in the limiting slot (23), the upper ends of the two limiting rods (24) being fixedly connected to limiting plates (25), the two limiting plates (25) respectively abutting against the side walls at both ends of the main rib (16), a second double-headed screw (26) being rotatably connected in the limiting slot (23), the second double-headed screw (26) threadably passing through the two limiting rods (24), and the second double-headed screw (26) being driven to rotate by a third servo motor (27) mounted on the side wall of the mounting plate (18).

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