Welding tool for steel box girder manufacturing construction

Abstract

The invention relates to the technical field of welding equipment, in particular to a welding tool for steel box girder manufacturing construction, which comprises a locking bottom table and a mounting box, the multiple locking units are arranged on the inner side of the locking bottom table; the rotary movement regulation and control unit is connected with the mounting box and is connected with the locking bottom table; wherein the rotary movement regulation and control unit comprises an automatic energy supply assembly, a supporting distance control assembly, an angle coordination assembly and a deformation locking assembly, by arranging the rotary movement regulation and control unit and being matched with the multiple locking units, the positions of the connecting secondary beams can be regulated and controlled according to requirements, and the connecting angles between the connecting secondary beams on the two sides and the supporting main beam can be synchronously regulated and controlled; the steel box girder welding device can clamp and fix connecting secondary girders of different sizes, so that the steel box girders of different types can be stably clamped by the steel box girder welding device, smooth proceeding of the welding process is guaranteed, and the welding quality is greatly improved.

Description

Technical Field

[0001] The present invention relates to the technical field of welding equipment, and specifically to a welding tooling for the manufacture and construction of steel box girders. Background Technique

[0002] Steel box girders are generally used in bridges with large spans and are called steel box girders because of their box-like appearance. Steel box girders are generally formed by connecting the top plate, bottom plate, web plate, diaphragm plate, longitudinal diaphragm plate and stiffening ribs through full welding. Among them, the top plate is an orthotropic bridge deck composed of a cover plate and longitudinal stiffening ribs.

[0003] During the construction welding process of steel box girders, welding tooling is required. The welding tooling is a set of flexible welding fixing, pressing and positioning jigs, mainly used for welding various weldable materials. Using welding tooling can speed up the welding rate. The current welding tooling cannot be adjusted and can only weld at one angle, with a relatively limited scope of application. Multiple welding toolings are needed to weld materials at different angles. Therefore, in view of the above current situation, there is an urgent need to develop a welding tooling for the manufacture and construction of steel box girders to overcome the deficiencies in current practical applications. Summary of the Invention

[0004] The purpose of the present invention is to provide a welding tooling for the manufacture and construction of steel box girders to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the present invention provides the following technical solutions: A welding tooling for the manufacture and construction of steel box girders, comprising: a locking base and an installation box, the installation box is fixedly connected to the outer side of the top end of the locking base, and the locking base is connected to the supporting main beam; a multi-lock unit, the multi-lock unit is arranged inside the locking base, used to realize the multi-connection between the locking base and the supporting main beam and complete the fixation of the locking base; a rotation and adjustment unit, the rotation and adjustment unit is connected to the installation box and also connected to the locking base, used to cooperate with the installation box to realize the synchronous support and fixation of the connecting secondary beams on both sides, complete the adjustment of the distance between the connecting secondary beams on both sides, and realize the adjustment of the connection angle between the connecting secondary beam and the supporting main beam; wherein, the rotation and adjustment unit includes: an automatic energy supply component, a support and distance control component, an angle coordination component and a deformation locking component, the automatic energy supply component is fixedly connected to the installation box and connected to the support and distance control components symmetrically arranged on the outer side of the installation box, the support and distance control components are connected to the locking base, and deformation locking components are installed on the outer sides of the mutually remote ends of the support and distance control components on both sides, used to complete the clamping and fixation of the connecting secondary beam and cooperate with the automatic energy supply component to drive the deformation locking component to move, realize the adjustment of the position of the connecting secondary beam, and an angle coordination component is also arranged between the deformation locking component and the support and distance control component, the angle coordination component is fixedly connected to the support and distance control component, connected to the deformation locking component, and connected to the automatic energy supply component, used to cooperate with the automatic energy supply component to drive the deformation locking component to rotate around the connection with the support and distance control component, realize the synchronous adjustment of the connection angles between the connecting secondary beams on both sides and the supporting main beam.

[0006] As a further solution of the present invention: the support and distance control component includes: a support sliding seat, a synchronous energy guiding box, an energy transmission cavity, a transverse displacement adjustment pipe, a pressure transmission control pipe, a transverse displacement control groove, an induction piston, a rotating support column and a T-shaped guide rail, the support sliding seats are symmetrically arranged on the outer side of the installation box, slidably connected to the top shell wall of the locking base, and slidably connected to the T-shaped guide rail fixedly connected to the locking base, a rotating support column fixedly connected to the deformation locking component is rotatably connected to the support sliding seat, a synchronous energy guiding box is arranged on the outer side of the support sliding seat, the synchronous energy guiding box is fixedly connected to the inner top of the installation box, and energy transmission cavities are symmetrically arranged inside, the energy transmission cavity is connected to the transverse displacement adjustment pipe fixedly connected to the synchronous energy guiding box, the other end of the transverse displacement adjustment pipe is connected to the automatic energy supply component, used to cooperate with the automatic energy supply component to realize the flow of air inside the energy transmission cavity, the energy transmission cavity is also connected to the pressure transmission control pipe fixedly connected to the synchronous energy guiding box, an induction piston is fixedly connected to the outer wall of the other end of the pressure transmission control pipe, and the induction piston is slidably connected to the transverse displacement control groove arranged inside the support sliding seat, used to cooperate with the flowing air inside the energy transmission cavity to drive the support sliding seat to move and realize the adjustment of the position of the deformation locking component.

[0007] As a further solution of the present invention: The deformation locking and fixing assembly includes: an assembly frame, a movable sliding seat, a control seat, a lifting motor, a lifting control rod, a fixed clamping plate, a movable clamping plate, a synchronous guide plate, a telescopic controller, a central control column, a lifting rod and a guide sliding plate. One end of the assembly frame is fixedly connected to the rotating support column, and the other end is fixedly connected to the control seat. The control seat is connected to the angle coordination assembly and is used to cooperate with the angle coordination assembly to drive the assembly frame to rotate around the rotating support column. On the inner side of the bottom end of the assembly frame, fixed clamping plates are symmetrically arranged. The fixed clamping plates are slidably connected to the assembly frame and are also slidably connected to the guide sliding plates fixedly connected to the inner side of the assembly frame. Between the two fixed clamping plates, there is a telescopic controller fixedly connected to the rotating support column. The other end of the telescopic controller is fixedly connected to the central control column. Between the central control column and the two fixed clamping plates, lifting rods are arranged. One end of each lifting rod is rotatably connected to the central control column, and the other end is rotatably connected to the fixed clamping plate, and is used to cooperate with the telescopic movement of the telescopic controller to drive the two fixed clamping plates to perform relative movement, so as to complete the clamping and fixing of the connecting secondary beam. On the outer side of the top end of the fixed clamping plate, there is a movable sliding seat slidably connected to the assembly frame. On the outer side of the movable sliding seat, there is a lifting motor fixedly connected to the control seat. The output end of the lifting motor is fixedly connected to the lifting control rod. The lifting control rod is threadedly connected to the control seat and is used to cooperate with the lifting motor to realize the lifting of the movable sliding seat. On the inner side of the movable sliding seat, movable clamping plates are symmetrically arranged. The movable clamping plates are slidably connected to the movable sliding seat and are also slidably connected to the synchronous guide plates fixedly connected to the same-side fixed clamping plates, and are used to cooperate with the movement of the fixed clamping plate to complete the multi-section fixing of the connecting secondary beam.

[0008] As a further solution of the present invention: The angle coordination assembly includes: a transmission and control seat, a driving and control frame, a pneumatic guide and control pipe, a directional guide frame, a transmission and control sleeve plate, a flipping guide rod, a pneumatic adjustment part and a retracting and releasing part. The transmission and control seat is fixedly connected to the outer side of the top end of the supporting sliding seat. Inside the transmission and control seat, there is a control groove. Inside the control groove, a retracting and releasing part is slidably connected. On the retracting and releasing part, a flipping guide rod is rotatably connected. The other end of the flipping guide rod is rotatably connected to the control seat and is used to cooperate with the movement of the retracting and releasing part to realize the rotation of the assembly frame and complete the adjustment of the angle of the connecting secondary beam. The control groove is also connected to the pneumatic guide and control pipe fixedly connected to the transmission and control seat. Inside the pneumatic guide and control pipe, a pneumatic adjustment part is slidably connected. The other end of the pneumatic adjustment part is fixedly connected to the transmission and control sleeve plate. The transmission and control sleeve plate is slidably connected to the directional guide frame fixedly connected to the transmission and control seat. Inside the transmission and control sleeve plate, a driving and control frame connected to the automatic energy supply assembly is also slidably connected, and is used to cooperate with the automatic energy supply assembly to drive the transmission and control sleeve plate to lift and realize the synchronous lateral movement of the two retracting and releasing parts.

[0009] As a further solution of the present invention: The automatic energy supply component includes: an energy distribution box, an angle adjustment pipe, an angle control member, a power transmission member, a linkage frame, a spacing control member, a spacing adjustment pipe, a drive control pipe, a main control board, a pressure drive control member, and a lifting controller. The energy distribution box is fixedly connected and arranged at the inner top of the installation box. A number of drive control pipes are fixedly connected and arranged on the energy distribution box. A pressure drive control member is slidably connected inside the drive control pipe, and the other end of the pressure drive control member is fixedly connected to the main control board. A lifting controller is fixedly connected between the main control board and the installation box, which is used to cooperate with the expansion and contraction of the lifting controller to realize the air flow inside the energy distribution box. An angle adjustment pipe is fixedly connected and arranged on the bottom box wall of the energy distribution box. An angle control member is slidably connected inside the angle adjustment pipe, and the other end of the angle control member is fixedly connected to the drive control frame, which is used to cooperate with the air flow inside the energy distribution box to realize the angle adjustment of the connecting secondary beam. A spacing adjustment pipe is also fixedly connected and arranged on the bottom box wall of the energy distribution box. A spacing control member is slidably connected inside the spacing adjustment pipe, and the other end of the spacing control member is fixedly connected to the linkage frame. A power transmission member slidably connected to the transverse movement adjustment pipe is fixedly connected to the outside of the linkage frame, which is used to cooperate with the air flow inside the energy distribution box to realize the position adjustment of the connecting secondary beam. Among them, solenoid valves are fixedly connected and arranged inside the connection ends of the angle adjustment pipe and the spacing adjustment pipe with the energy distribution box.

[0010] As a further solution of the present invention: The multiple locking unit includes: a regulation board, a retraction and extension controller, a serpentine pipe, a pressure transmission member, a positioning pressure plate, and a lifting member. The regulation board is arranged inside the locking base platform and is connected to the locking base platform through the retraction and extension controller. A serpentine pipe fixedly connected to the locking base platform is arranged outside the regulation board. A pressure transmission member fixedly connected to the regulation board is oppositely arranged on the outer side of one end of the serpentine pipe. A lifting member is slidably connected to the inner side of the other end. A spring is fixedly connected between the lifting member and the serpentine pipe. The other end of the lifting member is fixedly connected to the positioning pressure plate, which is used to cooperate with the expansion and contraction of the retraction and extension controller to realize the stable connection between the locking base platform and the supporting main beam.

[0011] As a further solution of the present invention: The multiple locking unit further includes: a fixing rod, a negative pressure chamber, a negative pressure pipe, a suction cup, and a pressure control member. The negative pressure chamber is arranged inside the locking base platform. The negative pressure chamber is connected to the suction cup arranged on the shell wall of the locking base platform. The negative pressure chamber is also connected to the negative pressure pipe fixedly connected and arranged inside the locking base platform. A pressure control member is slidably connected inside the negative pressure pipe. A fixing rod fixedly connected to the regulation board is slidably connected inside the pressure control member. A spring is fixedly connected between the fixing rod and the pressure control member, which is used to cooperate with the movement of the regulation board to realize the adsorption connection between the suction cup and the supporting main beam.

[0012] Compared with the prior art, the beneficial effects of the present invention are: When the device is running, the locking base is connected to the supporting main beam. The multiple locking units can achieve multiple connections between the locking base and the supporting main beam, complete the fixation of the locking base. The connecting secondary beam is connected to the deformation locking component, and the deformation locking component can adjust the clamping range according to the size of the connecting secondary beam and complete the clamping and fixation of the connecting secondary beam. The automatic energy supply component can drive the supporting distance control component to move horizontally. The supporting distance control component drives the connecting secondary beam to move through the deformation locking component, adjusts the distance between the two connecting secondary beams on both sides, and completes the regulation of the position of the connecting secondary beam. The automatic energy supply component can also drive the angle coordination component, and the angle coordination component can cooperate with the supporting distance control component to drive the deformation locking component to rotate around the connection with the supporting distance control component, realizing the synchronous regulation of the connection angles between the two connecting secondary beams and the supporting main beam, and completing the regulation of the angle of the connecting secondary beam, greatly meeting the welding requirements. By setting the rotation adjustment unit and cooperating with the multiple locking units, this application can regulate the position of the connecting secondary beam according to requirements, synchronously regulate the connection angles between the two connecting secondary beams and the supporting main beam, and can also clamp and fix connecting secondary beams of different sizes, enabling the device to stably clamp different types of steel box girders, ensuring the smooth progress of the welding process, and greatly improving the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic structural diagram of a welding tooling for steel box girder manufacturing and construction.

[0014] Figure 2 It is a cross-sectional view of a welding tooling for steel box girder manufacturing and construction.

[0015] Figure 3 It is a schematic structural diagram of the supporting distance control component in a welding tooling for steel box girder manufacturing and construction.

[0016] Figure 4 It is a schematic structural diagram of the deformation locking component in a welding tooling for steel box girder manufacturing and construction.

[0017] Figure 5 It is a cross-sectional view of the deformation locking component in a welding tooling for steel box girder manufacturing and construction.

[0018] Figure 6 For Figure 5 The enlarged structural diagram at A in

[0019] Figure 7 It is a schematic structural diagram of the angle coordination component in a welding tooling for steel box girder manufacturing and construction.

[0020] Figure 8 It is a partial schematic structural diagram of the angle coordination component in a welding tooling for steel box girder manufacturing and construction.

[0021] Figure 9It is a schematic structural diagram of an automatic energy supply component in a welding tooling for the manufacture and construction of steel box girders.

[0022] Figure 10 It is a cross-sectional view of an automatic energy supply component in a welding tooling for the manufacture and construction of steel box girders.

[0023] Figure 11 It is a schematic structural diagram of a multiple locking unit in a welding tooling for the manufacture and construction of steel box girders.

[0024] Figure 12 For Figure 11 The enlarged structural schematic diagram at position B in

[0025] In the figure: 1 - locking base, 2 - installation box, 3 - supporting main beam, 4 - multiple locking unit, 5 - rotation control unit, 6 - automatic energy supply component, 7 - supporting distance control component, 8 - angle coordination component, 9 - deformation locking component, 10 - supporting sliding seat, 11 - synchronous energy guiding box, 12 - energy transmission cavity, 13 - transverse displacement adjustment pipe, 14 - pressure transmission control pipe, 15 - transverse displacement control groove, 16 - induction piston, 17 - rotating support column, 18 - T-shaped guide rail, 19 - assembly frame, 20 - movable sliding seat, 21 - control seat, 22 - lifting motor, 23 - lifting control rod, 24 - fixed clamping plate, 25 - movable clamping plate, 26 - synchronous guide plate, 27 - telescopic controller, 28 - central control column, 29 - lifting rod, 30 - guiding sliding plate, 31 - transmission control seat, 32 - driving control frame, 33 - pneumatic guiding control pipe, 34 - directional guiding frame, 35 - transmission control sleeve plate, 36 - flipping guide rod, 37 - pneumatic adjustment part, 38 - retracting and releasing part, 39 - energy distribution box, 40 - angle control pipe, 41 - angle control part, 42 - energy transmission part, 43 - joint control frame, 44 - spacing control part, 45 - spacing control pipe, 46 - driving control pipe, 47 - main control board, 48 - pressure driving control part, 49 - lifting controller, 50 - control board, 51 - retracting and releasing controller, 52 - snake-shaped pipe bend, 53 - pressure transmission part, 54 - fixed rod, 55 - negative pressure cavity, 56 - negative pressure pipe, 57 - suction cup, 58 - positioning pressing plate, 59 - lifting part, 60 - pressure control part. Detailed implementation manners

[0026] The technical solutions of the present application will be further described in detail below in combination with the specific implementation manners.

[0027] The embodiments of the present application will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application and should not be construed as a limitation of the present application.

[0028] Please refer to Figure 1 And Figure 2, in an embodiment of the present invention, a welding tooling for manufacturing and constructing a steel box girder includes: a locking base 1 and a mounting box 2. The mounting box 2 is fixedly connected to the outer side of the top end of the locking base 1, and the locking base 1 is connected to the supporting main beam 3; a multi-lock unit 4, which is arranged inside the locking base 1 and is used to achieve multiple connections between the locking base 1 and the supporting main beam 3 to complete the fixation of the locking base 1; a rotation and adjustment unit 5, which is connected to the mounting box 2 and also to the locking base 1, and is used to cooperate with the mounting box 2 to achieve synchronous support and fixation of the connecting secondary beams on both sides, complete the adjustment of the distance between the connecting secondary beams on both sides, and achieve the adjustment of the connection angle between the connecting secondary beams and the supporting main beam 3. Among them, the rotation and adjustment unit 5 includes: an automatic energy supply component 6, a support and distance control component 7, an angle coordination component 8, and a deformation locking component 9. The automatic energy supply component 6 is fixedly connected to the mounting box 2 and is connected to the support and distance control components 7 symmetrically arranged on the outer side of the mounting box 2. The support and distance control component 7 is connected to the locking base 1, and deformation locking components 9 are installed on the outer sides of the mutually remote ends of the support and distance control components 7 on both sides, which are used to complete the clamping and fixation of the connecting secondary beams and cooperate with the automatic energy supply component 6 to drive the deformation locking component 9 to move to achieve the adjustment of the position of the connecting secondary beams. An angle coordination component 8 is also arranged between the deformation locking component 9 and the support and distance control component 7. The angle coordination component 8 is fixedly connected to the support and distance control component 7, connected to the deformation locking component 9, and also connected to the automatic energy supply component 6, which is used to cooperate with the automatic energy supply component 6 to drive the deformation locking component 9 to rotate around the connection with the support and distance control component 7 to achieve the synchronous adjustment of the connection angles between the connecting secondary beams on both sides and the supporting main beam 3.

[0029] In this embodiment, when the device is running, the locking base 1 is connected to the supporting main beam 3. The multiple locking units 4 can achieve multiple connections between the locking base 1 and the supporting main beam 3 to complete the fixation of the locking base 1. The connecting secondary beam is connected to the deformation locking assembly 9. The deformation locking assembly 9 can adjust the clamping range according to the size of the connecting secondary beam and complete the clamping and fixation of the connecting secondary beam. The automatic energy supply component 6 can drive the supporting distance control component 7 to move horizontally. The supporting distance control component 7 drives the connecting secondary beam to move through the deformation locking assembly 9 to adjust the distance between the two connecting secondary beams and complete the regulation of the position of the connecting secondary beam. The automatic energy supply component 6 can also drive the angle coordination component 8. The angle coordination component 8 can cooperate with the supporting distance control component 7 to drive the deformation locking assembly 9 to rotate around the connection with the supporting distance control component 7 to achieve synchronous regulation of the connection angles between the two connecting secondary beams and the supporting main beam 3 and complete the regulation of the angles of the connecting secondary beams, greatly meeting the welding requirements. By setting the rotation adjustment unit 5 and cooperating with the multiple locking units 4, this application can regulate the position of the connecting secondary beam according to requirements, synchronously regulate the connection angles between the two connecting secondary beams and the supporting main beam 3, and can also clamp and fix connecting secondary beams of different sizes, enabling the device to stably clamp different types of steel box girders, ensuring the smooth progress of the welding process, and greatly improving the welding quality.

[0030] In one embodiment of the present invention, please refer to Figure 2 and Figure 3 Figure [specific figure numbers] and Figure [specific figure numbers], the supporting distance control component 7 includes: a supporting sliding seat 10, a synchronous energy guiding box 11, an energy transmission cavity 12, a horizontal movement adjustment pipe 13, a pressure transmission control pipe 14, a horizontal movement control groove 15, an induction piston 16, a rotating support column 17, and a T-shaped guide rail 18. The supporting sliding seats 10 are symmetrically arranged outside the installation box 2, are slidably connected to the top shell wall of the locking base 1, and are also slidably connected to the T-shaped guide rail 18 fixedly connected to the locking base 1. A rotating support column 17 fixedly connected to the deformation locking assembly 9 is rotatably connected to the supporting sliding seat 10. A synchronous energy guiding box 11 is arranged outside the supporting sliding seat 10. The synchronous energy guiding box 11 is fixedly connected to the inner top of the installation box 2. Energy transmission cavities 12 are symmetrically arranged inside. The energy transmission cavity 12 is connected to the horizontal movement adjustment pipe 13 fixedly connected to the synchronous energy guiding box 11. The other end of the horizontal movement adjustment pipe 13 is connected to the automatic energy supply component 6 for cooperating with the automatic energy supply component 6 to realize the flow of air inside the energy transmission cavity 12. The energy transmission cavity 12 is also connected to the pressure transmission control pipe 14 fixedly connected to the synchronous energy guiding box 11. An induction piston 16 is fixedly connected to the outer wall of the other end of the pressure transmission control pipe 14. The induction piston 16 is slidably connected to the horizontal movement control groove 15 arranged inside the supporting sliding seat 10 for driving the supporting sliding seat 10 to move by cooperating with the flowing air inside the energy transmission cavity 12 to realize the adjustment of the position of the deformation locking assembly 9.

[0031] In this embodiment, the supporting sliding seats 10 are symmetrically arranged at the tops of both ends of the locking base 1. T-shaped guide rails 18 are fixedly connected to both sides of the locking base 1. The T-shaped guide rails 18 are slidably connected to the sliding grooves on the supporting sliding seats 10. Rotating support columns 17 are rotatably connected to the outer walls of the mutually remote ends of the two supporting sliding seats 10. The automatic energy supply component 6 can drive the air inside the transverse displacement adjustment tube 13 into the inner side of the energy transmission cavity 12, and then into the inner side of the corresponding pressure transmission and control tube 14, and enter the inner side of the transverse displacement control groove 15 along the pressure transmission and control tube 14. Cooperating with the induction piston 16, it drives the supporting sliding seat 10 to move along the T-shaped guide rail 18. The supporting sliding seat 10 cooperates with the rotating support column 17 to drive the deformation locking component 9 to move synchronously. The connecting secondary beam fixed by the deformation locking component 9 moves together with the deformation locking component 9, completing the regulation of the position of the connecting secondary beam, and enabling both sides of the connecting secondary beam to be accurately connected to the supporting main beam 3. By providing the supporting distance control component 7, it can cooperate with the locking base 1 and the angle coordination component 8 to complete the support of the deformation locking component 9 and regulate the positions of the two deformation locking components 9, so that the connecting secondary beams on both sides are accurately connected to the supporting main beam 3, ensuring the quality after welding and improving the stability of the steel box girder.

[0032] In one embodiment of the present invention, please refer to Figure 4 , Figure 5 and Figure 6, the deformation locking component 9 includes: an assembly frame 19, a movable sliding seat 20, a regulation seat 21, a lifting motor 22, a lifting control rod 23, a fixed clamping plate 24, a movable clamping plate 25, a synchronous guide plate 26, a telescopic controller 27, a central control column 28, a lifting rod 29 and a guide sliding plate 30. One end of the assembly frame 19 is fixedly connected to the rotating support column 17, and the other end is fixedly connected to the regulation seat 21. The regulation seat 21 is connected to the angle coordination component 8 and is used to cooperate with the angle coordination component 8 to drive the assembly frame 19 to rotate around the rotating support column 17. Fixed clamping plates 24 are symmetrically arranged on the inner side of the bottom end of the assembly frame 19. The fixed clamping plates 24 are slidably connected to the assembly frame 19 and are also slidably connected to the guide sliding plate 30 fixedly arranged on the inner side of the assembly frame 19. A telescopic controller 27 fixedly connected to the rotating support column 17 is arranged between the two fixed clamping plates 24. The other end of the telescopic controller 27 is fixedly connected to the central control column 28. Lifting rods 29 are arranged between the central control column 28 and the two fixed clamping plates 24. One end of the lifting rod 29 is rotatably connected to the central control column 28, and the other end is rotatably connected to the fixed clamping plate 24, and is used to cooperate with the telescopic movement of the telescopic controller 27 to drive the two fixed clamping plates 24 to move relatively, so as to complete the clamping and fixing of the connecting secondary beam. An activity sliding seat 20 slidably connected to the assembly frame 19 is arranged on the outer side of the top end of the fixed clamping plate 24. A lifting motor 22 fixedly connected to the regulation seat 21 is arranged on the outer side of the activity sliding seat 20. The output end of the lifting motor 22 is fixedly connected to the lifting control rod 23. The lifting control rod 23 is threadedly connected to the regulation seat 21 and is used to cooperate with the lifting motor 22 to realize the lifting of the activity sliding seat 20. Movable clamping plates 25 are symmetrically arranged on the inner side of the activity sliding seat 20. The movable clamping plates 25 are slidably connected to the activity sliding seat 20 and are also slidably connected to the synchronous guide plate 26 fixedly arranged on the same-side fixed clamping plate 24, and are used to cooperate with the movement of the fixed clamping plate 24 to complete the multi-segment fixing of the connecting secondary beam.

[0033] In this embodiment, the telescopic controller 27 is fixedly connected and arranged inside the rotating support column 17. The telescopic controller 27 is an electric telescopic rod, and the other end of the telescopic controller 27 is fixedly connected to the central control column 28. The lifting motor 22 drives the lifting control rod 23 to rotate, and the lifting control rod 23 drives the movable slide 20 to move up and down along the wall of the assembly frame 19 to adjust the distance between the movable clamping plate 25 and the fixed clamping plate 24, so that the device can stably clamp connecting secondary beams of different sizes. The connecting secondary beam is placed between the two fixed clamping plates 24. The telescopic controller 27 drives the central control column 28 to move, and the central control column 28 cooperates with the lifting rod 29 to drive the two fixed clamping plates 24 to move relatively along the guiding slide plate 30. The fixed clamping plate 24 drives the movable clamping plate 25 on the same side to move synchronously through the synchronous guide plate 26. The fixed clamping plate 24 and the movable clamping plate 25 complete the clamping and fixing of the connecting secondary beam from the upper and lower ends. The regulation seat 21 can cooperate with the angle coordination component 8 to drive the assembly frame 19 to rotate around the rotating support column 17 to adjust the angle between the connecting secondary beam and the supporting main beam 3. By setting the deformation locking component 9, the connecting secondary beam can be clamped and fixed at multiple ends, and the angle between the connecting secondary beam and the supporting main beam 3 can be adjusted in cooperation with the angle coordination component 8, thereby improving the stability and accuracy of the device during welding.

[0034] In one embodiment of the present invention, please refer to Figure 7 and Figure 8 , the angle coordination component 8 includes: a transmission control seat 31, a driving control frame 32, a pneumatic guiding and controlling pipe 33, a directional guiding frame 34, a transmission control sleeve plate 35, a flipping guiding rod 36, a pneumatic adjusting part 37 and a retracting and releasing part 38. The transmission control seat 31 is fixedly connected and arranged on the outer side of the top end of the supporting slide 10. A control groove is arranged inside the transmission control seat 31. The retracting and releasing part 38 is slidably connected and arranged inside the control groove. The flipping guiding rod 36 is rotatably connected to the retracting and releasing part 38, and the other end of the flipping guiding rod 36 is rotatably connected to the regulation seat 21, which is used to realize the rotation of the assembly frame 19 in cooperation with the movement of the retracting and releasing part 38 to complete the adjustment of the angle of the connecting secondary beam. The control groove is also connected to the pneumatic guiding and controlling pipe 33 fixedly connected to the transmission control seat 31. The pneumatic adjusting part 37 is slidably connected and arranged inside the pneumatic guiding and controlling pipe 33, and the other end of the pneumatic adjusting part 37 is fixedly connected to the transmission control sleeve plate 35. The transmission control sleeve plate 35 is slidably connected to the directional guiding frame 34 fixedly connected to the transmission control seat 31. The driving control frame 32 connected to the automatic energy supply component 6 is also slidably connected and arranged inside the transmission control sleeve plate 35, which is used to drive the transmission control sleeve plate 35 to move up and down in cooperation with the automatic energy supply component 6 to realize the synchronous lateral movement of the two retracting and releasing parts 38.

[0035] In this embodiment, the air pressure regulating member 37 includes a first piston slidably connected to the inside of the air pressure guiding pipe 33 and a first push rod fixedly connected to the first piston. The other end of the first push rod is fixedly connected to the transmission control sleeve plate 35. The retracting and extending member 38 includes a second piston slidably connected to the inside of the control groove and a second push rod fixedly connected to the second piston. The other end of the second push rod is rotatably connected to the flipping guide rod 36. The other end of the flipping guide rod 36 is rotatably connected to the regulation seat 21. The transmission control seat 31 can perform synchronous lateral movement along with the supporting sliding seat 10. The transmission control seat 31 cooperates with the directional guide frame 34 to drive the transmission control sleeve plate 35 to perform synchronous lateral movement. When the driving and controlling frame 32 moves downward under the drive of the automatic energy supply assembly 6, the driving and controlling frame 32 cooperates with the transmission control sleeve plate 35 to drive the first piston to move inside the air pressure guiding pipe 33, driving the air inside the air pressure guiding pipe 33 to enter the inside of the control groove, realizing the movement of the second piston inside the control groove. The second piston cooperates with the second push rod and the flipping guide rod 36 to realize the rotation of the assembly frame 19, completing the regulation of the angle of the connecting secondary beam. By setting the angle coordination assembly 8, it can cooperate with the automatic energy supply assembly 6 to simultaneously regulate the angles between the connecting secondary beams on both sides and the supporting main beam 3, improving the flexibility of the equipment during use and ensuring the accuracy and diversity of welding.

[0036] In one embodiment of the present invention, please refer to Figure 9 and Figure 10 , the automatic energy supply assembly 6 includes: an energy distribution box 39, an angle regulation pipe 40, an angle control member 41, an energy transmission member 42, a joint control frame 43, a spacing control member 44, a spacing regulation pipe 45, a driving and controlling pipe 46, a main control board 47, a pressure driving control member 48, and a lifting controller 49. The energy distribution box 39 is fixedly connected to the inner top of the installation box 2. A plurality of driving and controlling pipes 46 are fixedly connected to the energy distribution box 39. A pressure driving control member 48 is slidably connected to the inside of the driving and controlling pipe 46. The other end of the pressure driving control member 48 is fixedly connected to the main control board 47. A lifting controller 49 is fixedly connected between the main control board 47 and the installation box 2, used to realize the flow of air inside the energy distribution box 39 by cooperating with the telescopic movement of the lifting controller 49. An angle regulation pipe 40 is fixedly connected to the bottom box wall of the energy distribution box 39. An angle control member 41 is slidably connected to the inside of the angle regulation pipe 40. The other end of the angle control member 41 is fixedly connected to the driving and controlling frame 32, used to realize the regulation of the angle of the connecting secondary beam by cooperating with the flowing air inside the energy distribution box 39. A spacing regulation pipe 45 is also fixedly connected to the bottom box wall of the energy distribution box 39. A spacing control member 44 is slidably connected to the inside of the spacing regulation pipe 45. The other end of the spacing control member 44 is fixedly connected to the joint control frame 43. An energy transmission member 42 slidably connected to the lateral movement adjustment pipe 13 is fixedly connected to the outside of the joint control frame 43, used to realize the regulation of the position of the connecting secondary beam by cooperating with the flowing air inside the energy distribution box 39. Among them, electromagnetic valves are fixedly connected to the inner sides of the connection ends of the angle regulation pipe 40 and the spacing regulation pipe 45 with the energy distribution box 39.

[0037] In this embodiment, the angle control member 41 includes a third piston slidably connected to the inside of the angle adjustment tube 40 and a third push rod fixedly connected to the third piston. The other end of the third push rod is fixedly connected to the drive control frame 32. The spacing control member 44 includes a fourth piston slidably connected to the inside of the spacing adjustment tube 45 and a fourth push rod fixedly connected to the fourth piston. The other end of the fourth push rod is fixedly connected to the joint control frame 43. The energy transmission member 42 includes a fifth push rod fixedly connected to the outside of the bottom end of the joint control frame 43 and a fifth piston fixedly connected to the fifth push rod. The fifth piston is slidably connected to the transverse displacement adjustment tube 13. The pressure drive control member 48 includes a sixth piston slidably connected to the inside of the drive control tube 46 and a sixth push rod fixedly connected to the sixth piston. The other end of the sixth push rod is fixedly connected to the main control board 47. The lifting controller 49 is an electric telescopic rod. The lifting controller 49 drives the main control board 47 to move. The main control board 47 drives the sixth piston to move inside the drive control tube 46, controls the solenoid valve inside the angle adjustment tube 40 to close, and the solenoid valve inside the spacing adjustment tube 45 to open. The air inside the energy distribution box 39 enters the inside of the spacing adjustment tube 45, driving the fourth piston to move. The fourth piston cooperates with the fourth push rod to drive the joint control frame 43 to move. The joint control frame 43 drives the fifth piston to move inside the transverse displacement adjustment tube 13, realizing the synchronous transverse movement of the two side support sliders 10. Control the solenoid valve inside the angle adjustment tube 40 to open, and the solenoid valve inside the spacing adjustment tube 45 to close. The air inside the energy distribution box 39 enters the inside of the control angle adjustment tube 40, realizing the movement of the third piston. The third piston cooperates with the third push rod to drive the drive control frame 32 to move, realizing the rotation of the assembly frame 19. By setting the automatic energy supply assembly 6, it can not only drive the support and distance control assembly 7 to complete the regulation of the position of the connecting secondary beam, but also drive the angle coordination assembly 8 to complete the regulation of the angle of the connecting secondary beam, enabling the connecting secondary beam and the support main beam 3 to be stably connected at multiple angles, ensuring the smooth progress of the welding process and greatly improving the welding quality.

[0038] In one embodiment of the present invention, please refer to Figure 11 and Figure 12 The multiple locking unit 4 includes: a regulation board 50, a retraction and extension controller 51, a serpentine tube 52, a pressure transmission member 53, a positioning pressing plate 58, and a lifting member 59. The regulation board 50 is arranged inside the locking base 1 and is connected to the locking base 1 through the retraction and extension controller 51. A serpentine tube 52 fixedly connected to the locking base 1 is arranged on the outside of the regulation board 50. A pressure transmission member 53 fixedly connected to the regulation board 50 is oppositely arranged on the outside of one end of the serpentine tube 52. A lifting member 59 is slidably connected to the inside of the other end. A spring is fixedly connected between the lifting member 59 and the serpentine tube 52. The other end of the lifting member 59 is fixedly connected to the positioning pressing plate 58, which is used to cooperate with the retraction and extension of the retraction and extension controller 51 to realize the stable connection between the locking base 1 and the support main beam 3.

[0039] In this embodiment, the retracting and extending controller 51 is an electric telescopic rod. The retracting and extending controller 51 is fixedly connected and arranged inside the locking base 1, and the other end is fixedly connected to the regulating plate 50. The pressure input member 53 includes a seventh push rod fixedly connected and arranged outside the regulating plate 50 and a seventh piston fixedly connected to the seventh push rod. The seventh piston is arranged opposite to the nozzle of the serpentine elbow 52. The outer diameter of the seventh piston is equal to the inner diameter of the serpentine elbow 52. The lifting member 59 includes an eighth piston slidably connected and arranged inside the other end of the serpentine network pipe 52 and an eighth push rod fixedly connected to the eighth piston. The other end of the eighth push rod is fixedly connected to the positioning pressing plate 58. A spring is fixedly connected between the eighth piston and the serpentine elbow 52. The supporting main beam 3 is located between the locking base 1 and the positioning pressing plate 58. The retracting and extending controller 51 drives the regulating plate 50 to move. The regulating plate 50 drives the seventh piston into the inner side of the serpentine elbow 52, and then drives the eighth piston to move. The eighth piston cooperates with the eighth push rod to drive the positioning pressing plate 58 to move towards the side close to the locking base 1, and cooperates with the locking base 1 to complete the clamping and fixing of the supporting main beam 3, and further completes the installation and fixing of the locking base 1. By arranging the multiple locking units 4, a stable connection between the locking base 1 and the supporting main beam 3 can be realized, and further the effectiveness of the subsequent support and fixing of the connecting secondary beam can be ensured.

[0040] In one embodiment of the present invention, the multiple locking unit 4 further includes: a fixing rod 54, a negative pressure cavity 55, a negative pressure pipe 56, a suction cup 57 and a pressure control member 60. The negative pressure cavity 55 is arranged inside the locking base 1. The negative pressure cavity 55 is connected to the suction cup 57 arranged on the shell wall of the locking base 1. The negative pressure cavity 55 is also connected to the negative pressure pipe 56 fixedly connected and arranged inside the locking base 1. A pressure control member 60 is slidably connected inside the negative pressure pipe 56. A fixing rod 54 fixedly connected to the regulating plate 50 is slidably connected inside the pressure control member 60. A spring is fixedly connected between the fixing rod 54 and the pressure control member 60 for realizing the adsorption connection between the suction cup 57 and the supporting main beam 3 in cooperation with the movement of the regulating plate 50.

[0041] In this embodiment, the pressure control member 60 includes a ninth piston slidably connected and arranged inside the negative pressure pipe 56 and a ninth push rod fixedly connected to the ninth piston. The ninth push rod is slidably connected to the fixing rod 54. A spring is fixedly connected between the ninth push rod and the fixing rod 54. Additionally, the suction cup 57 is arranged opposite to the positioning pressing plate 58 and is connected to the outer wall of the bottom end of the installed supporting main beam 3. During the movement of the regulating plate 50, the ninth piston is driven to move inside the negative pressure pipe 56 in cooperation with the fixing rod 54, and the air inside the negative pressure cavity 55 is extracted to realize the adsorption connection between the suction cup 57 and the supporting main beam 3. In cooperation with the positioning pressing plate 58, multiple fixations are realized, ensuring the reliability of the installation.

[0042] The welding tooling for manufacturing the steel box girder can, by setting the rotation and displacement control unit 5 and cooperating with the multiple locking units 4, adjust the position of the connecting secondary beam according to requirements, synchronously adjust the connection angles between the two sides of the connecting secondary beam and the supporting main beam 3, and can also clamp and fix connecting secondary beams of different sizes, enabling the equipment to stably clamp different types of steel box girders, ensuring the smooth progress of the welding process, greatly improving the welding quality. By setting the support and distance control component 7, it can cooperate with the locking base 1 and the angle coordination component 8 to support the deformation locking component 9 and adjust the positions of the two sides of the deformation locking component 9, so that the connecting secondary beams on both sides are accurately connected to the supporting main beam 3, ensuring the quality after welding and improving the stability of the steel box girder. By setting the deformation locking component 9, it can clamp and fix the connecting secondary beam at multiple ends and can cooperate with the angle coordination component 8 to adjust the angle between the connecting secondary beam and the supporting main beam 3, thereby improving the stability and accuracy of the equipment during welding. By setting the angle coordination component 8, it can cooperate with the automatic energy supply component 6 to simultaneously adjust the angles between the two sides of the connecting secondary beam and the supporting main beam 3, improving the flexibility of the equipment during use and ensuring the accuracy and diversity of welding. By setting the automatic energy supply component 6, it can not only drive the support and distance control component 7 to adjust the position of the connecting secondary beam, but also drive the angle coordination component 8 to adjust the angle of the connecting secondary beam, enabling the connecting secondary beam and the supporting main beam 3 to be stably connected at multiple angles, ensuring the smooth progress of the welding process and greatly improving the welding quality. By setting the multiple locking units 4, it can achieve the stable connection between the locking base 1 and the supporting main beam 3, thereby ensuring the effectiveness of subsequent support and fixation of the connecting secondary beam.

[0043] The above are only the preferred embodiments of the present invention. It should be noted that for those skilled in the art, without departing from the concept of the present invention, several deformations and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the implementation effect of the present invention and the practicability of the patent.

Claims

1. A welding tool for steel box girder manufacturing and construction, characterized in that: include: A locking base and an installation box, wherein the installation box is fixedly connected and arranged on the outer side of the top end of the locking base, and the locking base is connected to the supporting main beam; Multiple locking units, which are arranged on the inner side of the locking base and are used to realize multiple connections between the locking base and the supporting main beam, thereby completing the fixing of the locking base; A rotational adjustment unit, which is connected to the installation box and the locking base, and is used to cooperate with the installation box to achieve synchronous support and fixation of the connecting secondary beams on both sides, complete the adjustment of the distance between the connecting secondary beams on both sides, and achieve the adjustment of the connection angle between the connecting secondary beams and the supporting main beam; Among them, the rotational displacement control unit includes: an automatic energy supply component, a support and distance control component, an angle coordination component and a deformation locking component. The automatic energy supply component is fixedly connected to the installation box and is connected to the support and distance control components symmetrically arranged on the outside of the installation box. The support and distance control component is connected to the locking base, and the support and distance control components on both sides are installed on the outside of one end away from each other, which are used to complete the clamping and fixation of the connected secondary beams, and cooperate with the automatic energy supply component to drive the deformation locking component to move, so as to adjust the position of the connected secondary beams. An angle coordination component is also arranged between the deformation locking component and the support and distance control component. The angle coordination component is fixedly connected to the support and distance control component, connected to the deformation locking component, and connected to the automatic energy supply component, and used to cooperate with the automatic energy supply component to drive the deformation locking component to rotate around the connection with the support and distance control component, so as to realize the synchronous regulation of the connection angle between the connected secondary beams on both sides and the supporting main beam.

2. The welding tool for steel box girder manufacturing and construction according to claim 1 is characterized in that: The supporting distance control component includes: a supporting slide, a synchronous energy guide box, an energy transmission cavity, a transverse displacement adjustment tube, a pressure transmission control tube, a transverse displacement control groove, a sensing piston, a rotating support column and a T-shaped guide rail. The supporting slide is symmetrically arranged on the outside of the installation box, and is slidably connected to the top shell wall of the locking base, and is slidably connected to the T-shaped guide rail fixedly connected to the locking base. A rotating support column fixedly connected to the deformation locking component is rotatably arranged on the supporting slide. A synchronous energy guide box is arranged on the outside of the supporting slide, and the synchronous energy guide box is fixedly connected to the top of the inner side of the installation box. The energy transmission The energy transmission cavity is connected to the transverse shift adjustment tube fixedly connected to the synchronous energy conducting box, and the other end of the transverse shift adjustment tube is connected to the automatic energy supply component, which is used to cooperate with the automatic energy supply component to realize the flow of air inside the energy transmission cavity. The energy transmission cavity is also connected to the pressure transmission control tube fixedly connected to the synchronous energy conducting box, and a sensing piston is fixedly connected to the outer wall of the other end of the pressure transmission control tube. The sensing piston is slidably connected to the transverse shift control groove arranged on the inner side of the supporting slide, which is used to cooperate with the air flowing inside the energy transmission cavity to drive the supporting slide to move, so as to adjust the position of the deformation locking component.

3. The welding tool for steel box girder manufacturing construction according to claim 2 is characterized in that: The deformation locking component includes: an assembly frame, a movable slide, an adjustment seat, a lifting motor, a lifting control rod, a fixed splint, a movable splint, a synchronous guide plate, a telescopic controller, a central control column, a lifting rod and a guide slide. One end of the assembly frame is fixedly connected to the rotating support column, and the other end is fixedly connected to the adjustment seat. The adjustment seat is connected to the angle coordination component and is used to cooperate with the angle coordination component to drive the assembly frame to rotate around the rotating support column. Fixed splints are symmetrically arranged on the inner side of the bottom end of the assembly frame. The fixed splints are slidably connected to the assembly frame and are slidably connected to the guide slide fixedly connected to the inner side of the assembly frame. A telescopic controller fixedly connected to the rotating support column is arranged between the fixed splints on both sides. The other end of the telescopic controller is fixedly connected to the central control column. Lifting The pull rod has one end that is rotatably connected to the central control column, and the other end that is rotatably connected to the fixed splint, which is used to cooperate with the telescopic controller to drive the fixed splints on both sides to move relative to each other, so as to complete the clamping and fixation of the connected secondary beam. A movable slide that is slidably connected to the assembly frame is arranged on the outer side of the top end of the fixed splint, and a lifting motor that is fixedly connected to the regulating seat is arranged on the outer side of the movable slide. The output end of the lifting motor is fixedly connected to the lifting control rod, and the lifting control rod is threadedly connected to the regulating seat, so as to cooperate with the lifting motor to realize the lifting and lowering of the movable slide. A movable splint is symmetrically arranged on the inner side of the movable slide, which is slidably connected to the movable slide and slidably connected to the synchronous guide plate that is fixedly connected to the fixed splint on the same side, so as to cooperate with the movement of the fixed splint to complete the multi-section fixation of the connected secondary beam.

4. The welding tool for steel box girder manufacturing construction according to claim 3 is characterized in that: The angle coordination component includes: a transmission and control seat, a drive and control frame, a pneumatic control tube, a directional guide frame, a transmission and control sleeve, a flip guide rod, a pneumatic pressure regulating part and a retractable part. The transmission and control seat is fixedly connected to the outer side of the top end of the supporting slide seat, and a control groove is arranged on the inner side of the transmission and control seat, and the retractable part is slidably connected to the inner side of the control groove. The retractable part is rotatably connected to a flip guide rod, and the other end of the flip guide rod is rotatably connected to the regulating seat to realize the rotation of the transfer frame in cooperation with the movement of the retractable part, so as to complete the regulation of the angle of the connected secondary beam. The control groove is also connected to the pneumatic control tube fixedly connected to the transmission and control seat, and the pneumatic control tube is slidably connected to the inner side of the pneumatic control tube, and the other end of the pneumatic pressure regulating part is fixedly connected to the transmission and control sleeve, and the transmission and control sleeve is slidably connected to the directional guide frame fixedly connected to the transmission and control seat. The transmission and control sleeve is also slidably connected to the drive and control frame connected to the automatic energy supply component on the inner side of the transmission and control sleeve, so as to cooperate with the automatic energy supply component to drive the transmission and control sleeve to rise and fall, so as to realize the synchronous lateral movement of the retractable parts on both sides.

5. The welding tool for steel box girder manufacturing construction according to claim 4 is characterized in that: The automatic energy supply component includes: an energy distribution box, an angle control tube, an angle control component, an energy transmission component, a joint control frame, a spacing control component, a spacing control tube, a drive control tube, a main control board, a pressure drive control component and a lifting controller. The energy distribution box is fixedly connected to the top of the inner side of the installation box, and a plurality of drive control tubes are fixedly connected to the energy distribution box. A pressure drive control component is slidably connected to the inner side of the drive control tube. The other end of the pressure drive control component is fixedly connected to the main control board. A lifting controller is fixedly connected between the main control board and the installation box to cooperate with the extension and contraction of the lifting controller to realize the flow of air inside the energy distribution box. An angle control tube is fixedly connected to the box wall at the bottom end of the energy distribution box. The angle control An angle control member is provided on the inner side of the control tube in a sliding connection, and the other end of the angle control member is fixedly connected to the drive control frame, and is used for cooperating with the air flowing inside the energy distribution box to realize the adjustment of the angle of the connected secondary beam; a spacing control tube is also fixedly connected to the box wall at the bottom end of the energy distribution box, and a spacing control member is provided on the inner side of the spacing control tube in a sliding connection, and the other end of the spacing control member is fixedly connected to the joint control frame, and an energy transmission member slidably connected to the transverse displacement adjustment tube is fixedly connected on the outer side of the joint control frame, and is used for cooperating with the air flowing inside the energy distribution box to realize the adjustment of the position of the connected secondary beam, wherein the angle control tube and the spacing control tube are fixedly connected to the inner side of the connecting end of the energy distribution box with an electromagnetic valve.

6. The welding tool for steel box girder manufacturing construction according to claim 1, characterized in that: The multiple locking unit includes: a control plate, a retractable controller, a serpentine bend, a pressure transmission part, a positioning pressure plate and a lifting part. The control plate is arranged on the inner side of the locking base and is connected to the locking base through the retractable controller. A serpentine bend fixedly connected to the locking base is arranged on the outer side of the control plate. A pressure transmission part fixedly connected to the control plate is arranged on the outer side of one end of the serpentine bend, and a lifting part is arranged on the inner side of the other end in a sliding connection. A spring is arranged in a fixed connection between the lifting part and the serpentine bend, and the other end of the lifting part is fixedly connected to the positioning pressure plate, which is used to cooperate with the extension and retraction of the retractable controller to achieve a stable connection between the locking base and the supporting main beam.

7. The welding tool for steel box girder manufacturing construction according to claim 6 is characterized in that: The multiple locking unit also includes: a fixed rod, a negative pressure chamber, a negative pressure tube, a suction cup and a pressure control part. The negative pressure chamber is arranged on the inner side of the locking base, the negative pressure chamber is connected to the suction cup arranged on the shell wall of the locking base, the negative pressure chamber is also connected to the negative pressure tube fixedly connected to the inner side of the locking base, a pressure control part is slidably connected on the inner side of the negative pressure tube, a fixed rod fixedly connected to the regulating plate is slidably connected on the inner side of the pressure control part, a spring is fixedly connected between the fixed rod and the pressure control part, which is used to cooperate with the movement of the regulating plate to realize the adsorption connection between the suction cup and the supporting main beam.

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