CN116060848A

CN116060848A - Full-intelligent steel box girder production line and processing technology thereof

Info

Publication number: CN116060848A
Application number: CN202310261603.6A
Authority: CN
Inventors: 陆伟强; 倪一峰; 杨超; 雷辨; 张黎明; 陆婵; 计凯耀; 何凡; 叶惠龙
Original assignee: Zhejiang Hangxing Green Building Materials Technology Co ltd
Current assignee: Zhejiang Hangxing Green Building Materials Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-05-05

Abstract

The invention discloses a full-intelligent steel box girder production line, and relates to the technical field of steel box girder production. The full-intelligent steel box girder production line comprises a bottom plate, a plurality of U ribs, a conveying assembly for conveying the bottom plate and a material taking and placing assembly for taking and placing all the U ribs in the conveying process; the conveying assembly comprises two mounting frames, a conveying belt is connected between the two mounting frames, and a first motor for driving the conveying belt is mounted on the mounting frames. This kind of full intelligent steel case roof beam production line, whole steel case roof beam production's in-process is placed subassembly, locating component and clearance subassembly through the stock mutually supporting, carries out accurate location to the U rib when carrying out automatic feeding to the U rib, guarantees the accurate welding production between U rib and the bottom plate, and at the in-process of location, clears up the both sides of the U rib after placing, guarantees the cleanliness of U rib and bottom plate contact position, is convenient for more the welding operation between U rib and the bottom plate.

Description

Full-intelligent steel box girder production line and processing technology thereof

Technical Field

The invention relates to the technical field of steel box girders, in particular to a full-intelligent steel box girder production line and a processing technology thereof.

Background

The steel box girder is also called a steel plate box girder, and is a common structural form of a large-span bridge. The steel box girder is generally formed by connecting a top plate, a bottom plate, a web plate, a diaphragm plate, a longitudinal diaphragm plate, stiffening ribs and the like in an all-welded mode. Wherein the roof is the orthotropic bridge deck plate that comprises apron and vertical stiffening rib, the thickness of each board of more typical steel case roof beam can be: the thickness of the cover plate is 14mm, the thickness of the longitudinal U-shaped rib is 8mm, the width of the upper opening is 300mm, the width of the lower opening is 170mm, the height is 280mm, and the interval is 620mm; the thickness of the bottom plate is 10mm, and the longitudinal U-shaped stiffening ribs are arranged; the thickness of the inclined web plate is 14mm, and the thickness of the middle web plate is 9mm; the distance between the transverse partition plates is 4.0m, and the thickness is 12mm; in order to study the influence of diaphragm spacing on the distortion of a simply supported steel box girder under the action of concentrated load, the distortion effect and the rigid torsion effect of the simply supported steel box girders with different numbers of diaphragms under the action of concentrated load are compared to obtain a variation curve of the maximum distortion effect along with the number of the diaphragms, concentrated load is applied to the top end of a box girder web, and the calculation is carried out by adopting a load decomposition method according to four working conditions of distortion, rigid torsion, symmetrical bending and eccentric load.

In the production process of the steel box girder, welding fixation is needed between a plurality of U ribs and the bottom plate, auxiliary feeding is needed manually in the welding process of the U ribs, deviation between the U ribs and the actual positions is easily caused in the manual feeding process, labor intensity is increased when the efficiency of the manual feeding process is low, and welding fixation between the U ribs and the bottom plate in the production process of the steel box girder is inconvenient.

Disclosure of Invention

The invention aims to provide a full-intelligent steel box girder production line and a processing technology thereof, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the full-intelligent steel box girder production line comprises a bottom plate, a plurality of U ribs, a conveying assembly for conveying the bottom plate and a material taking and placing assembly for taking and placing all the U ribs in the conveying process;

the conveying assembly comprises two installation frames, two conveying belts are connected between the installation frames, a first motor for driving the conveying belts is installed on the installation frames, storage placing assemblies for placing U-rib storage are arranged on one side of each installation frame, supporting frames are fixed on two sides of each installation frame, square plates are connected between the supporting frames through moving assemblies, rectangular plates are connected on the square plates through first lifting assemblies, material taking placing assemblies are arranged on the rectangular plates, U-shaped frames are arranged at the upper ends of the installation frames, first installation plates are connected to the U-shaped frames through second lifting assemblies, and a plurality of locating assemblies for locating the U-ribs after the U-ribs are placed and cleaning assemblies for cleaning the U-ribs after the U-ribs are located are arranged at the lower ends of the first installation plates.

Preferably, the stock placement component comprises a placement frame, and a plurality of placement frames for positioning and placing the U-shaped ribs are fixed at the upper end of the placement frame.

Preferably, the moving assembly comprises a screw rod rotatably connected between two supporting frames, a threaded sleeve is fixed on the square plate, the threaded sleeve and the screw rod are mutually meshed, a second motor for driving the screw rod is mounted on the supporting frames, a plurality of guide rods are slidably connected on the square plate, and each guide rod is fixed between the two supporting frames.

Preferably, the first lifting assembly comprises a first threaded rod rotatably connected to the upper end of the rectangular plate, a first threaded pipe is connected to the first threaded rod in a threaded engagement mode, a third motor used for driving the first threaded rod is installed at the lower end of the rectangular plate, a first sliding rod is fixed to the upper end of the rectangular plate, a first sleeve is connected to the first sliding rod in a sliding mode, and one end of the first sleeve is fixed to the square plate.

Preferably, the material taking and placing assembly comprises a plurality of mounting pipes mounted on a rectangular plate, suction cups are mounted at the lower ends of the mounting pipes, the other ends of the mounting pipes are connected through connecting pipes, a fan is arranged above the connecting pipes, and the air inlet ends of the fan are connected with the connecting pipes.

Preferably, the second lifting assembly comprises a second threaded pipe rotationally connected to the U-shaped frame, a second threaded rod is connected to the second threaded pipe in a threaded engagement mode, one end of the second threaded rod is fixed to the first mounting plate, a fourth motor used for driving the second threaded pipe is mounted at the upper end of the U-shaped frame, a plurality of second sliding rods are fixed to the upper end of the first mounting plate, a second sleeve is connected to each second sliding rod in a sliding mode, and the second sleeve is fixed to the U-shaped frame.

Preferably, the positioning assembly comprises a second mounting plate, the second mounting plate is positioned below the first mounting plate and connected with the first mounting plate through a plurality of connecting assemblies, and a plurality of positioning pins for extrusion positioning of two sides of the U-shaped rib are fixed on the second mounting plate;

the connecting assembly comprises a plurality of third sleeves fixed at the lower end of the first mounting plate, third sliding rods are connected to the third sleeves in a sliding mode, the other ends of the third sliding rods are fixed to the second mounting plate, springs are sleeved on the side walls of the third sleeves, and two ends of each third spring are connected with the first mounting plate and the second mounting plate respectively.

Preferably, the cleaning assembly comprises sliding plates which are connected to two sides of the second mounting plate in a sliding mode, cleaning brushes which are used for cleaning after the plurality of U ribs are positioned are arranged on the sliding plates, and a driving assembly used for driving the sliding plates is arranged on the first mounting plate.

Preferably, the driving assembly comprises a push plate fixed at the lower end of the first mounting plate, a chute is formed in the push plate, a sliding pin is connected to the chute in a sliding manner, and the sliding pin is fixed with the sliding plate.

A processing technology of a full intelligent steel box girder production line comprises the following steps:

s1: welding a plurality of U ribs and the bottom plate in the production process of the steel box girder, placing the bottom plate on a conveying belt in the welding process, starting a first motor, driving the conveying belt to convey the bottom plate through the first motor, and conveying the bottom plate in the process of conveying the bottom plate;

s2: when the bottom plate is conveyed to one side of the placement frame, driving the square plate to move to the upper side of the placement frame through the moving assembly, driving the first threaded rod to rotate through the third motor after the square plate is moved, driving the rectangular plate to move through the mutual meshing transmission between the first threaded rod and the first threaded pipe in the rotating process of the first threaded rod, driving the rectangular plate to move under the force through the guiding action of the first sliding rod and the first sleeve on the rectangular plate in the moving process of the rectangular plate, and driving the rectangular plate to move under the force, wherein all sucking discs respectively prop against U ribs on all placement frames through the descending movement of the rectangular plate;

s3: after the rectangular plate is driven to descend, starting a fan, adsorbing U ribs at the lower end of a sucker through the air suction effect of the fan on the connecting pipe and the inside of the mounting pipe, driving the U ribs after being adsorbed through a first lifting assembly to ascend, separating the adsorbed U ribs from a placing frame, driving a square plate to move to the upper side of a bottom plate through a moving assembly after the adsorbed U ribs ascend and separate, and driving the U ribs after being adsorbed to descend and prop against the bottom plate through a first lifting assembly at the moment, wherein the U ribs prop against the bottom plate;

s4: stopping the air extraction operation of the fan on the connecting pipe and the inside of the mounting pipe, and driving the square plate to reset, so that the U-shaped rib to be welded is taken out from the placing frame and placed on the bottom plate;

s5: after the U-shaped ribs to be welded are placed on the bottom plate, the bottom plate is driven to move again through the conveying belt, so that the bottom plate with the U-shaped ribs is moved to the position below the U-shaped frame and conveying of the bottom plate is stopped, at the moment, the second lifting assembly drives the first mounting plate to lean against the bottom plate to move, in the moving process of the first mounting plate, a plurality of positioning pins at the lower end of the second mounting plate are respectively propped against two sides of the U-shaped ribs, and the plurality of positioning pins are propped against two sides of the U-shaped ribs to squeeze and position the placed U-shaped ribs, so that welding operation is carried out more stably after the U-shaped ribs are placed;

s6: after the positioning pins are propped against the two sides of the U-shaped rib, the first mounting plate is driven to continuously move downwards through the limiting action of the U-shaped rib on the positioning pins and the second lifting assembly, so that the first mounting plate is enabled to lean against the second mounting plate to be positioned, in the moving process, each third sliding rod is enabled to slide on each third sleeve respectively and drive the springs to deform under stress to generate elastic force, and the positioning pins at the lower end of the second mounting plate are pushed to be propped against the U-shaped rib through the elastic force of each spring, so that the positioning effect on the U-shaped rib is improved;

s7: in the process that the first mounting panel leaned on to the second mounting panel motion, drive push pedal synchronous motion, at the in-process of push pedal motion, through the interact between chute and the sliding pin, the slide after the drive atress slides in one side of second mounting panel, through the motion of slide, makes the clearance brush on the slide clear up the both sides of the U rib after placing, guarantees the cleanliness of U rib and bottom plate contact position, is convenient for more to the welding operation between U rib and the bottom plate.

Compared with the prior art, the invention has the beneficial effects that:

this kind of full intelligent steel case roof beam production line, whole steel case roof beam production's in-process is placed subassembly, locating component and clearance subassembly through the stock mutually supporting, carries out accurate location to the U rib when carrying out automatic feeding to the U rib, guarantees the accurate welding production between U rib and the bottom plate, and at the in-process of location, clears up the both sides of the U rib after placing, guarantees the cleanliness of U rib and bottom plate contact position, is convenient for more the welding operation between U rib and the bottom plate.

Drawings

FIG. 1 is a schematic diagram of the overall outline structure of the present invention;

FIG. 2 is a schematic view of a moving assembly, a first lifting assembly and a material taking and placing assembly according to the present invention;

FIG. 3 is a schematic view of a U-shaped frame structure according to the present invention;

FIG. 4 is a schematic view of a second lifting assembly, a positioning assembly, a cleaning assembly and a driving assembly according to the present invention;

FIG. 5 is a schematic view of a connecting assembly according to the present invention;

FIG. 6 is an enlarged schematic view of FIG. 2A;

FIG. 7 is an enlarged schematic view of the structure shown at B in FIG. 4;

fig. 8 is an enlarged schematic view of the structure at C in fig. 5.

In the figure: 101. a bottom plate; 102. u-ribs; 2. a transport assembly; 201. a mounting frame; 202. a conveyor belt; 203. a first motor; 3. a stock placement component; 301. a placing rack; 302. placing a frame; 4. a support frame; 5. a square plate; 6. a moving assembly; 601. a screw rod; 602. a thread sleeve; 603. a second motor; 604. a guide rod; 7. a rectangular plate; 8. a first lifting assembly; 801. a first threaded rod; 802. a first threaded pipe; 803. a first slide bar; 804. a first sleeve; 9. a material taking and placing assembly; 901. installing a pipe; 902. a suction cup; 903. a connecting pipe; 904. a blower; 10. a U-shaped frame; 11. a first mounting plate; 12. a second lifting assembly; 1201. a second threaded tube; 1202. a second threaded rod; 1203. a fourth motor; 1204. a second sleeve; 1205. a second slide bar; 13. a positioning assembly; 1301. a second mounting plate; 1302. a positioning pin; 14. a connection assembly; 1401. a third sleeve; 1402. a third slide bar; 1403. a spring; 15. cleaning the assembly; 1501. a slide plate; 1502. cleaning a hairbrush; 16. a drive assembly; 1601. a push plate; 1602. a chute; 1603. and a sliding pin.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution: the full-intelligent steel box girder production line comprises a bottom plate 101, a plurality of U ribs 102, a conveying assembly 2 for conveying the bottom plate 101 and a material taking and placing assembly 9 for taking and placing all the U ribs 102 in the conveying process;

the conveying assembly 2 comprises two mounting frames 201, a conveying belt 202 is connected between the two mounting frames 201, a first motor 203 for driving the conveying belt 202 is mounted on the mounting frames 201, a stock placement assembly 3 for placing the U-shaped ribs 102 in stock is arranged on one side of each mounting frame 201, supporting frames 4 are fixed on two sides of each mounting frame 201, a square plate 5 is connected between the two supporting frames 4 through a moving assembly 6, a rectangular plate 7 is connected to the square plate 5 through a first lifting assembly 8, a material taking placement assembly 9 is arranged on the rectangular plate 7, a U-shaped frame 10 is arranged at the upper end of each mounting frame 201, a first mounting plate 11 is connected to the U-shaped frame 10 through a second lifting assembly 12, a plurality of positioning assemblies 13 for positioning the U-shaped ribs 102 after placement and cleaning assemblies 15 for cleaning the U-shaped ribs 102 after positioning are arranged at the lower end of each mounting plate 11, the bottom plate 101 is placed on the conveying belt 202, the first motor 203 is started, the conveying belt 202 is driven by the first motor 203;

in the whole steel box girder production process, through the cooperation of storage placing assembly 3, locating component 13 and clearance subassembly 15, carry out accurate location to U rib 102 when carrying out automatic feeding to U rib 102, guarantee the accurate welding production between U rib 102 and the bottom plate 101, and at the in-process of location, clear up the both sides of U rib 102 after placing, guarantee the cleanliness of U rib 102 and bottom plate 101 contact position, be convenient for more to the welding operation between U rib 102 and the bottom plate 101.

The stock placing assembly 3 comprises a placing frame 301, a plurality of placing frames 302 used for positioning and placing the U ribs 102 are fixed at the upper end of the placing frame 301, and the stock placing operation is facilitated through the placing frames 302.

The moving assembly 6 comprises a screw rod 601 which is rotationally connected between two supporting frames 4, a threaded sleeve 602 is fixed on a square plate 5, the threaded sleeve 602 and the screw rod 601 are mutually meshed, a second motor 603 used for driving the screw rod 601 is installed on the supporting frames 4, a plurality of guide rods 604 are slidingly connected on the square plate 5, each guide rod 604 is fixed between the two supporting frames 4, the screw rod 601 is driven to rotate through the second motor 603, and the square plate 5 is driven to move through the mutual meshing transmission between the screw rod 601 and the threaded sleeve 602 and the guiding action of the plurality of guide rods 604 in the process of rotating the screw rod 601.

The first lifting assembly 8 comprises a first threaded rod 801 which is rotationally connected to the upper end of the rectangular plate 7, a first threaded pipe 802 is connected to the first threaded rod 801 in a threaded engagement manner, a third motor used for driving the first threaded rod 801 is installed at the lower end of the rectangular plate 7, a first slide rod 803 is fixed to the upper end of the rectangular plate 7, a first sleeve 804 is slidingly connected to the first slide rod 803, one end of the first sleeve 804 is fixed to the square plate 5, the first threaded rod 801 is driven to rotate through the third motor, the rectangular plate 7 is driven to move through the mutual engagement transmission between the first threaded rod 801 and the first threaded pipe 802 in the rotation process of the first threaded rod 801, and the rectangular plate 7 is driven to move in a force lifting manner through the guiding action of the first slide rod 803 and the first sleeve 804 on the rectangular plate 7 after force is applied.

Get material and place subassembly 9 including installing a plurality of installation tubes 901 on rectangular plate 7, sucking disc 902 is installed to the lower extreme of each installation tube 901, the other end of each installation tube 901 is connected through connecting pipe 903, the top of connecting pipe 903 is provided with fan 904, the inlet end of fan 904 is connected with connecting pipe 903, through the descending motion of rectangular plate 7, make each sucking disc 902 offset with each U rib 102 of placing on the frame 302 respectively, after accomplishing the descending drive of rectangular plate 7, start fan 904, through the air extraction effect of fan 904 to connecting pipe 903 and installation tube 901 inside, make U rib 102 adsorb the lower extreme at sucking disc 902.

The second lifting assembly 12 comprises a second threaded pipe 1201 rotatably connected to the U-shaped frame 10, a second threaded rod 1202 is connected to the second threaded pipe 1201 in a threaded engagement manner, one end of the second threaded rod 1202 is fixed to the first mounting plate 11, a fourth motor 1203 used for driving the second threaded pipe 1201 is mounted at the upper end of the U-shaped frame 10, a plurality of second sliding rods 1205 are fixed to the upper end of the first mounting plate 11, second sleeves 1204 are slidably connected to the second sliding rods 1205, the second sleeves 1204 are fixed to the U-shaped frame 10, the second threaded rod 1202 is driven to rotate through the fourth motor 1203, and in the process of rotating the second threaded rod 1202, the first mounting plate 11 is driven to lift through the mutual engagement transmission between the second threaded rod 1202 and the second threaded pipe 1201 and the guiding action of the second sliding rods 1205 and the second sleeves 1204.

The positioning assembly 13 comprises a second mounting plate 1301, the second mounting plate 1301 is positioned below the first mounting plate 11 and is connected through a plurality of connecting assemblies 14, a plurality of positioning pins 1302 used for extrusion positioning of two sides of the U-shaped rib 102 are fixed on the second mounting plate 1301, the first mounting plate 11 is driven to move towards the bottom plate 101 through the second lifting assembly 12, in the process of moving the first mounting plate 11, the plurality of positioning pins 1302 at the lower end of the second mounting plate 1301 respectively prop against two sides of the U-shaped rib 102, and the positioned U-shaped rib 102 is extruded and positioned through the propping action of the plurality of positioning pins 1302 against the two sides of the U-shaped rib 102;

the connecting assembly 14 comprises a plurality of third sleeves 1401 fixed at the lower end of the first mounting plate 11, the third sleeves 1401 are connected with third sliding rods 1402 in a sliding manner, the other ends of the third sliding rods 1402 are fixed with the second mounting plates 1301, springs 1403 are sleeved on the side walls of the third sleeves 1401, two ends of each third spring 1403 are respectively connected with the first mounting plate 11 and the second mounting plate 1301, the first mounting plate 11 is enabled to move against the positioned second mounting plate 1301 through the limiting action of the U ribs 102 on the positioning pins 1302 and the continuous descending movement of the second lifting assembly 12, in the moving process, each third sliding rod 1402 slides on each third sleeve 1401 and drives the springs 1403 to deform under stress to generate elasticity, and the positioning pins 1302 at the lower ends of the second mounting plates 1301 are pushed to be kept against the U ribs 102 through the elasticity of each spring 1403, so that the positioning effect on the U ribs 102 is improved.

The cleaning assembly 15 comprises a sliding plate 1501 which is slidably connected to two sides of the second mounting plate 1301, a plurality of cleaning brushes 1502 for cleaning the U-shaped ribs 102 after being positioned are arranged on the sliding plate 1501, a driving assembly 16 for driving the sliding plate 1501 is arranged on the first mounting plate 11, the sliding plate 1501 after being driven to slide on one side of the second mounting plate 1301 through the driving assembly 16, and the cleaning brushes 1502 on the sliding plate 1501 clean two sides of the placed U-shaped ribs 102 through movement of the sliding plate 1501, so that cleanliness of contact positions of the U-shaped ribs 102 and the bottom plate 101 is guaranteed.

The driving assembly 16 comprises a push plate 1601 fixed at the lower end of the first mounting plate 11, a chute 1602 is formed in the push plate 1601, a sliding pin 1603 is connected to the chute 1602 in a sliding manner, the sliding pin 1603 is fixed to the sliding plate 1501, the push plate 1601 is driven to synchronously move in the process that the first mounting plate 11 moves towards the second mounting plate 1301, and the sliding plate 1501 after being driven to slide on one side of the second mounting plate 1301 through interaction between the chute 1602 and the sliding pin 1603 in the process that the push plate 1601 moves.

s1: welding a plurality of U ribs 102 and the bottom plate 101 in the production process of the steel box girder, placing the bottom plate 101 on the conveying belt 202 in the welding process, starting the first motor 203, driving the conveying belt 202 to convey the bottom plate 101 through the first motor 203, and conveying the bottom plate 101;

s2: when the bottom plate 101 is conveyed to one side of the placement frame 302, driving of the conveying belt 202 is stopped, at the moment, the square plate 5 is driven to move to the upper side of the placement frame 302 through the moving component 6, after the square plate 5 is moved, the first threaded rod 801 is driven to rotate through the third motor, in the process of rotating the first threaded rod 801, the rectangular plate 7 is driven to move through the mutual meshing transmission between the first threaded rod 801 and the first threaded pipe 802, in the process of moving the rectangular plate 7, the rectangular plate 7 is driven to move downwards under stress through the guiding action of the first sliding rod 803 and the first sleeve 804 on the stressed rectangular plate 7, and all sucking discs 902 are respectively propped against the U ribs 102 on all the placement frames 302 through the descending movement of the rectangular plate 7;

s3: after the rectangular plate 7 is driven to descend, a fan 904 is started, the U ribs 102 are adsorbed at the lower end of the sucker 902 through the air suction effect of the fan 904 on the connecting pipe 903 and the mounting pipe 901, after the U ribs 102 are adsorbed, the U ribs 102 after being adsorbed are driven to ascend through the first lifting assembly 8, the adsorbed U ribs 102 are separated from the placing frame 302, after the adsorbed U ribs 102 are ascended and separated, the square plate 5 is driven to move to the upper side of the bottom plate 101 through the moving assembly 6, and at the moment, the U ribs 102 after being adsorbed are driven to descend through the first lifting assembly 8 and are propped against the bottom plate 101, and the U ribs 102 are propped against the bottom plate 101;

s4: stopping the air suction operation of the fan 904 on the connecting pipe 903 and the mounting pipe 901 and driving the square plate 5 to reset, so that the U-shaped rib 102 to be welded is taken out from the placing frame 302 and placed on the bottom plate 101;

s5: after the U-shaped ribs 102 to be welded are placed on the bottom plate 101, the bottom plate 101 is driven to move again through the conveying belt 202, so that the bottom plate 101 with the U-shaped ribs 102 is moved to the position below the U-shaped frame 10 and conveying of the bottom plate 101 is stopped, at the moment, the first mounting plate 11 is driven to move towards the bottom plate 101 through the second lifting assembly 12, in the moving process of the first mounting plate 11, a plurality of positioning pins 1302 at the lower end of the second mounting plate 1301 are respectively abutted against two sides of the U-shaped ribs 102, and the U-shaped ribs 102 after being placed are extruded and positioned through the abutting action of the positioning pins 1302 and two sides of the U-shaped ribs 102, so that welding operation is carried out more stably after the U-shaped ribs 102 are placed;

s6: after the positioning pins 1302 are propped against the two sides of the U-shaped rib 102, the first mounting plate 11 is driven to move downwards continuously through the limiting action of the U-shaped rib 102 on the positioning pins 1302 and the second lifting assembly 12, so that the first mounting plate 11 is enabled to lean against the second mounting plate 1301 to be positioned, in the moving process, each third sliding rod 1402 is enabled to slide on each third sleeve 1401 and drive the springs 1403 to deform under stress to generate elastic force, and the positioning pins 1302 at the lower end of the second mounting plate 1301 are pushed to be propped against the U-shaped rib 102 through the elastic force of each spring 1403, so that the positioning effect on the U-shaped rib 102 is improved;

s7: in the process that the first mounting plate 11 moves towards the second mounting plate 1301, the push plate 1601 is driven to move synchronously, in the process that the push plate 1601 moves, through interaction between the chute 1602 and the sliding pin 1603, the stressed slide plate 1501 is driven to slide on one side of the second mounting plate 1301, and through movement of the slide plate 1501, the cleaning brushes 1502 on the slide plate 1501 clean two sides of the placed U-shaped ribs 102, so that cleanliness of contact positions of the U-shaped ribs 102 and the bottom plate 101 is guaranteed, and welding operation between the U-shaped ribs 102 and the bottom plate 101 is facilitated.

Claims

1. The full-intelligent steel box girder production line comprises a bottom plate (101) and a plurality of U ribs (102), and is characterized by further comprising a conveying assembly (2) for conveying the bottom plate (101) and a material taking and placing assembly (9) for taking and placing all the U ribs (102) in the conveying process;

the conveying assembly (2) comprises two mounting frames (201), two conveying belts (202) are connected between the mounting frames (201), a first motor (203) used for driving the conveying belts (202) is mounted on the mounting frames (201), stock placement components (3) used for placing U-shaped ribs (102) stock are arranged on one side of each mounting frame (201), supporting frames (4) are fixed on two sides of each mounting frame (201), square plates (5) are connected between the two supporting frames (4) through moving components (6), rectangular plates (7) are connected on the square plates (5) through first lifting components (8), material taking placement components (9) are arranged on the rectangular plates (7), U-shaped frames (10) are arranged at the upper ends of the mounting frames (201), first mounting plates (11) are connected through second lifting components (12), and a plurality of positioning components (13) used for positioning the U-shaped ribs (102) and cleaning components (15) used for cleaning the U-shaped ribs (102) after positioning.

2. The fully intelligent steel box girder production line according to claim 1, wherein: the stock placing assembly (3) comprises a placing frame (301), and a plurality of placing frames (302) for positioning and placing the U-shaped ribs (102) are fixed at the upper end of the placing frame (301).

3. A fully intelligent steel box girder production line according to claim 2, characterized in that: the movable assembly (6) comprises a screw rod (601) rotatably connected between two support frames (4), a threaded sleeve (602) is fixed on the square plate (5), the threaded sleeve (602) and the screw rod (601) are mutually meshed, a second motor (603) for driving the screw rod (601) is mounted on the support frames (4), a plurality of guide rods (604) are connected to the square plate (5) in a sliding mode, and each guide rod (604) is fixed between the two support frames (4).

4. A fully intelligent steel box girder production line according to claim 3, characterized in that: the first lifting assembly (8) comprises a first threaded rod (801) which is rotationally connected to the upper end of a rectangular plate (7), a first threaded pipe (802) is connected to the first threaded rod (801) in a threaded engagement mode, a third motor used for driving the first threaded rod (801) is installed at the lower end of the rectangular plate (7), a first sliding rod (803) is fixed to the upper end of the rectangular plate (7), a first sleeve (804) is connected to the first sliding rod (803) in a sliding mode, and one end of the first sleeve (804) is fixed to the square plate (5).

5. The full intelligent steel box girder production line according to claim 4, wherein: get material and place subassembly (9) including installing a plurality of installation pipes (901) on rectangular board (7), each sucking disc (902) are installed to the lower extreme of installation pipe (901), and each the other end of installation pipe (901) is connected through connecting pipe (903), the top of connecting pipe (903) is provided with fan (904), the inlet end of fan (904) is connected with connecting pipe (903).

6. The full intelligent steel box girder production line according to claim 5, wherein: the second lifting assembly (12) comprises a second threaded pipe (1201) which is rotationally connected to the U-shaped frame (10), a second threaded rod (1202) is connected to the second threaded pipe (1201) in a threaded engagement mode, one end of the second threaded rod (1202) is fixed to the first mounting plate (11), a fourth motor (1203) used for driving the second threaded pipe (1201) is mounted at the upper end of the U-shaped frame (10), a plurality of second sliding rods (1205) are fixed to the upper end of the first mounting plate (11), second sleeves (1204) are connected to the second sliding rods (1205) in a sliding mode, and the second sleeves (1204) are fixed to the U-shaped frame (10).

7. The fully intelligent steel box girder production line according to claim 6, wherein: the positioning assembly (13) comprises a second mounting plate (1301), the second mounting plate (1301) is positioned below the first mounting plate (11) and is connected through a plurality of connecting assemblies (14), and a plurality of positioning pins (1302) for extrusion positioning of two sides of the U-shaped rib (102) are fixed on the second mounting plate (1301);

the connecting assembly (14) comprises a plurality of third sleeves (1401) fixed at the lower ends of the first mounting plates (11), third sliding rods (1402) are connected to the third sleeves (1401) in a sliding mode, the other ends of the third sliding rods (1402) are fixed to the second mounting plates (1301), springs (1403) are sleeved on the side walls of the third sleeves (1401), and two ends of each third spring (1403) are connected with the first mounting plates (11) and the second mounting plates (1301) respectively.

8. The fully intelligent steel box girder production line according to claim 7, wherein: the cleaning assembly (15) comprises sliding plates (1501) which are connected to two sides of the second mounting plate (1301) in a sliding mode, cleaning brushes (1502) which are used for cleaning after a plurality of U ribs (102) are positioned are arranged on the sliding plates (1501), and a driving assembly (16) used for driving the sliding plates (1501) is arranged on the first mounting plate (11).

9. The fully intelligent steel box girder production line according to claim 8, wherein: the driving assembly (16) comprises a push plate (1601) fixed at the lower end of the first mounting plate (11), a chute (1602) is formed in the push plate (1601), a sliding pin (1603) is connected to the chute (1602) in a sliding mode, and the sliding pin (1603) is fixed with the sliding plate (1501).

10. A full intelligent steel box girder production line processing technology, which adopts the full intelligent steel box girder production line as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:

s1: welding a plurality of U ribs (102) and a bottom plate (101) in the production process of the steel box girder, placing the bottom plate (101) on a conveying belt (202) in the welding process, starting a first motor (203), driving the conveying belt (202) to convey the bottom plate (101) through the first motor (203), and conveying the bottom plate (101);

s2: when the bottom plate (101) is conveyed to one side of the placement frame (302), driving of the conveying belt (202) is stopped, at the moment, the square plate (5) is driven to move to the position above the placement frame (302) through the moving component (6), after the square plate (5) is moved, the first threaded rod (801) is driven to rotate through the third motor, in the process of rotating the first threaded rod (801), the rectangular plate (7) is driven to move through the mutual meshing transmission between the first threaded rod (801) and the first threaded pipe (802), in the process of moving the rectangular plate (7), the rectangular plate (7) is driven to move downwards under the guiding action of the first sliding rod (803) and the first sleeve (804) on the stressed rectangular plate (7), and all suckers (902) are respectively propped against U ribs (102) on all the placement frames (302) through the descending movement of the rectangular plate (7);

s3: after the rectangular plate (7) is driven to descend, a fan (904) is started, the U ribs (102) are adsorbed at the lower end of a sucker (902) through the air suction effect of the fan (904) on the connecting pipe (903) and the inside of the mounting pipe (901), after the U ribs (102) are adsorbed, the adsorbed U ribs (102) are driven to ascend through a first lifting assembly (8), the adsorbed U ribs (102) are separated from a placing frame (302), after the adsorbed U ribs (102) are ascended and separated, a moving assembly (6) drives a square plate (5) to move to the upper side of a bottom plate (101), and at the moment, the adsorbed U ribs (102) are driven to descend and abut against the bottom plate (101) through the first lifting assembly (8), and the U ribs (102) abut against the bottom plate (101);

s4: stopping the air suction operation of the fan (904) on the connecting pipe (903) and the mounting pipe (901) and driving the square plate (5) to reset, so that the U-shaped rib (102) to be welded is taken out from the placing frame (302) and placed on the bottom plate (101);

s5: after the U-shaped rib (102) to be welded is placed on the bottom plate (101), the bottom plate (101) is driven to move again through the conveying belt (202), so that the bottom plate (101) with the U-shaped rib (102) placed thereon moves to the lower part of the U-shaped frame (10) and stops conveying the bottom plate (101), at the moment, the second lifting assembly (12) drives the first mounting plate (11) to move towards the bottom plate (101), in the moving process of the first mounting plate (11), a plurality of positioning pins (1302) at the lower end of the second mounting plate (1301) respectively prop against two sides of the U-shaped rib (102), and the U-shaped rib (102) after being placed is extruded and positioned through the propping action of the positioning pins (1302) and the two sides of the U-shaped rib (102), so that the welding operation is performed more stably after the U-shaped rib (102) is placed;

s6: after the positioning pins (1302) are propped against the two sides of the U-shaped rib (102), the first mounting plate (11) is driven to continuously move downwards through the limiting action of the U-shaped rib (102) on the positioning pins (1302) and the second lifting assembly (12), so that the first mounting plate (11) is enabled to lean against the second mounting plate (1301) to be positioned, in the moving process, each third sliding rod (1402) is enabled to slide on each third sleeve (1401) respectively and drive the springs (1403) to deform under the stress to generate elastic force, and the positioning pins (1302) at the lower end of the second mounting plate (1301) are pushed to prop against the U-shaped rib (102) through the elastic force of each spring (1403), so that the positioning effect on the U-shaped rib (102) is improved;

s7: in the process that the first mounting plate (11) leans on to the second mounting plate (1301), drive push pedal (1601) synchronous motion, in the in-process that push pedal (1601) moved, through the interact between chute (1602) and slide pin (1603), slide (1501) after the drive atress is in one side of second mounting plate (1301) slides, through the motion of slide (1501), clearance brush (1502) on messenger slide (1501) clear up the both sides of U rib (102) after placing, guarantee the cleanliness of U rib (102) and bottom plate (101) contact position, be convenient for more to the welding operation between U rib (102) and bottom plate (101).