CN115870368B - Panel correction assembly for processing steel box girder - Google Patents
Panel correction assembly for processing steel box girder Download PDFInfo
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- CN115870368B CN115870368B CN202310223163.5A CN202310223163A CN115870368B CN 115870368 B CN115870368 B CN 115870368B CN 202310223163 A CN202310223163 A CN 202310223163A CN 115870368 B CN115870368 B CN 115870368B
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Abstract
The invention belongs to the technical field of correction processing, and particularly relates to a panel correction assembly for processing a steel box girder, which comprises two groups of underframes, wherein a controller is arranged on one side of each underframe, the top of each underframe is connected with a cross beam in a sliding manner through a sliding assembly, a heating assembly is arranged on one side of each cross beam, and two groups of clamping assemblies are arranged on one side of each cross beam through a driving assembly; the clamping assembly comprises a middle plate, an air pump is arranged in the middle plate, side pipes are arranged on two sides of the middle plate, output ends on two sides of the air pump are communicated with the side pipes, and a plurality of groups of vent holes are uniformly formed in the bottoms of the side pipes in an array mode; the device carries out analytical processing through the different operating conditions to clamping assembly under the different conditions, and effectual improvement is to the heating correction precision of steel case board levelness, and adaptability is stronger, and stability is higher, easy operation, and accurate high efficiency can also detect the adjustment to the levelness of backup pad simultaneously, and accommodation is wider.
Description
Technical Field
The invention belongs to the technical field of correction processing, and particularly relates to a panel correction assembly for processing a steel box girder.
Background
The steel box girder bridge is usually manufactured by adopting a plate unit element method, and because the plate unit is large in size but thinner, the number of U-shaped and I-shaped stiffening ribs is more, the welding amount is large, the deformation caused by the welding residual stress after the plate unit is welded is large, and the correction is usually carried out by adopting a flame heating plate back surface mode.
The Chinese patent 2022101039018 relates to a U rib code-free correcting and positioning integrated machine which has the functions of correcting, positioning and compacting U ribs of a top and bottom plate unit of a steel box girder and can simultaneously and rapidly, accurately and compactly position a plurality of U ribs at corresponding positions of the top and bottom plates of the steel box girder and a use method thereof; the device detects the precision poor to the gradient of steel case board, detection efficiency is low.
The Chinese patent 2019102860289 discloses a steel box girder edge straightening machine, which is characterized in that: the device comprises a workbench for placing a steel box girder, a movable seat arranged on the workbench, a portal frame arranged on the movable seat, a fixed retaining plate fixed on the portal frame, a correction plate connected on the portal frame in a sliding manner and a second hydraulic cylinder fixed on the portal frame; the correction assembly cannot correct steel box girders of different structural sizes, and has poor adaptability and poor adjustability.
The steel box girder is mostly arc-shaped structure when actual processing, and all lacks the height and the position according to the arc angle self-adaptation of steel box girder and adjust the heating rifle among the prior art, only relies on the manual work to adjust time adjustment inefficiency, and the degree of difficulty of adjusting is big, is not fit for many situations simultaneous working.
Meanwhile, the U-shaped rib and the I-shaped rib on one side of the steel box girder play a vital role in the position of heating correction, and the U-shaped rib and the I-shaped rib position detection device in the prior art are lack, and only the detection is carried out by naked eyes of operators, so that the accuracy of the later-stage heating correction can be reduced.
The steel case roof beam can produce dust impurity etc. when carrying out the heating correction, but lacks the recovery function to this dust impurity among the prior art, and then not only can reduce the horizontal precision of steel case roof beam, can also lead to the fact the influence to subsequent heating correction simultaneously, and can cause the jam of inside filter plate when absorbing this dust impurity, and then reduce subsequent cleanability and clamp stability.
When the left and right transverse directions of the steel box girder incline, the functions of heating and clamping correction are lacking in the prior art, and the labor intensity is increased when the correction is performed step by step, and the horizontal precision of the steel box girder is reduced.
Disclosure of Invention
The invention aims at the problems and provides a panel correction assembly for processing a steel box girder, which is used for solving the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the panel correction assembly for processing the steel box girder comprises two groups of underframes, wherein a controller is arranged on one side of each underframe, the top of each underframe is connected with a cross beam in a sliding manner through a sliding assembly, a heating assembly is arranged on one side of each cross beam, and two groups of clamping assemblies are arranged on one side of each cross beam through a driving assembly;
the clamping assembly comprises a middle plate, an air pump is arranged in the middle plate, side pipes are arranged on two sides of the middle plate, output ends on two sides of the air pump are communicated with the side pipes, a plurality of groups of vent holes are uniformly arranged at the bottom of the side pipes in an array manner, and a filter plate is slidably connected in the side pipes through an elastic connecting assembly;
the side of the middle plate, which is opposite to the middle plate, is provided with a vertical sleeve, the bottom of the vertical sleeve is provided with an inner groove, the side pipes are communicated with the inner groove through side channels, a sliding block is connected inside the inner groove in a sliding manner, the inner top of the inner groove is provided with a first distance sensor, and the bottom of the sliding block penetrates through the inner groove and is provided with a clamping plate;
the arc angle, the positions of the U ribs and the I ribs and the inclination angle of the steel box plate are obtained through detection of the first distance sensor, so that the heating correction efficiency and the position of the steel box plate are adaptively adjusted, and the heating correction adaptability and the heating correction stability are improved.
Further, the controller is used for electrically controlling all electric elements, the sliding assembly comprises a sliding rail, the bottom of the sliding rail is fixedly connected with the top of the underframe, the top of the sliding rail is slidably connected with a first electric sliding seat, the tops of two groups of the first electric sliding seats are fixedly connected with the bottom of the cross beam, and a plurality of groups of reinforcing frames are arranged between the opposite end surfaces of the underframe; the sliding component improves the sliding stability of the cross beam.
Further, the heating component comprises a connecting frame, the bottom of the connecting frame is fixedly connected with the top of the cross beam, a plurality of groups of flexible pipelines are uniformly arranged on one side, close to the middle plate, of the connecting frame in an array mode, fuel tanks are arranged on one side, far away from the middle plate, of the cross beam, and penetrate through the connecting frame and are communicated with the flexible pipelines; the heating assembly provides the required fuel to the heat gun.
Further, a transverse rail is arranged on one side, close to the middle plate, of the transverse rail, a second electric sliding seat is connected to the outer surface of the transverse rail in a sliding mode, a side plate is arranged on one side of the second electric sliding seat, a heating gun is arranged in the side plate, and a top feeding hole of the heating gun is communicated with the flexible pipeline; the heating gun heats and corrects the steel box plate.
Further, the driving assembly comprises a fixed block, the fixed block is fixedly connected with two sides of the cross beam, a first air cylinder is arranged on one side of the fixed block, which is opposite to the fixed block, a rotating block is arranged at the output end of the first air cylinder, a second air cylinder is arranged at the bottom of the rotating block, a rotating motor is arranged in the rotating block, the bottom output end of the rotating motor is fixedly connected with the top of the second air cylinder, and the bottom of the second air cylinder is fixedly connected with the top of the middle plate; the driving component drives the clamping component to move in any direction in the space.
Further, a plurality of groups of hydraulic cylinders are uniformly arranged in the underframe in an array manner, a supporting plate is arranged at the top of each hydraulic cylinder, a steel box plate is arranged at the top of each supporting plate, a plurality of groups of U ribs are uniformly arranged on one side of each steel box plate in an array manner, and I ribs are arranged on one side of each steel box plate and one side of each U rib; the arrangement of the steel box plate meets the environment of different heating corrections.
Further, the elastic connection assembly comprises a plurality of groups of limiting plates, the limiting plates are fixedly connected with the inner wall of the side pipe, the limiting plates are positioned at the bottom of the side channel, a reset spring is arranged at the bottom of each limiting plate, the bottom of each reset spring is fixedly connected with the top of the filter plate, a sealing sliding sleeve is arranged on the peripheral side surface of the filter plate, and the sealing sliding sleeve is in sealing sliding connection with the inner wall of the side pipe; the elastic connection assembly is arranged to enable the filter plate to move and vibrate inside the side pipe.
Further, a plurality of groups of filter holes are uniformly arranged in the filter plate in an array manner, the filter holes and the vent holes are distributed in a staggered manner, a plurality of groups of first brush groups are uniformly arranged at the bottom of the filter plate in an array manner, the first brush groups are matched with the vent holes, a plurality of groups of second brush groups are uniformly arranged at the inner bottom of the side pipe in an array manner, and the second brush groups are matched with the filter holes; the first hairbrush group and the second hairbrush group are used for cleaning and blocking the filtering holes and the vent holes.
Further, an air outlet pipe is arranged at the bottom of the air pump, the top of the air outlet pipe penetrates through the middle plate and is communicated with the outside, a connecting spring is arranged at the inner top of the inner groove, a sliding plate is arranged at the bottom of the connecting spring and is in sealing sliding connection with the inner groove, the bottom of the sliding plate is fixedly connected with the top of the sliding block, a baffle ring is arranged on the inner side wall at the bottom of the inner groove and is in sealing sliding connection with the sliding block, and the first distance sensor is used for detecting a distance value between the first distance sensor and the inner top of the inner groove; the slide plate slides in the inner groove to limit and clamp the position of the clamping plate.
Further, a calibration tube is arranged on one side of the cross beam, which is far away from the middle plate, a bottom groove is formed in the bottom of the calibration tube, a buffer spring is arranged at the inner top of the bottom groove, a moving rod is arranged at the bottom of the buffer spring, a second distance sensor is arranged at the inner top of the bottom groove, and the second distance sensor is used for detecting a distance value between the second distance sensor and the top of the moving rod; the calibration pipe realizes the levelness calibration function to the middle part of the steel box plate.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the mutual matching of the components such as the heating gun and the cross beam, the device realizes the heating correction of the steel box plate, the correction efficiency is higher, the correction adaptability and stability are better, and meanwhile, the self-adaptive heating correction of different structures and different positions can be satisfied, so that the durability and the splicing precision of the steel box plate and the steel box beam formed by subsequent splicing are ensured.
According to the device, through mutual matching of the side pipes, the heating gun and other parts, the device is used for analyzing and processing different working states of the clamping assembly under different conditions, so that the heating correction precision of the levelness of the steel box plate is effectively improved, the adaptability is stronger, the stability is higher, the operation is simple, the accuracy and the efficiency are high, meanwhile, the levelness to the supporting plate can be detected and adjusted, and the adjustment range is wider.
According to the invention, through the mutual matching of the components such as the first distance sensor and the second distance sensor, the device can synchronously perform wind power impurity absorption on the steel box plate and the supporting plate, has strong vibration blocking removal performance, avoids blocking of filter holes in the filter plate when the device is used for a long time, and can correspondingly adjust the position and efficiency of heating correction according to the arc angle of the steel box plate, the height dimensions of the U ribs and the I ribs and the like, so that the device is energy-saving, emission-reducing and environment-friendly.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of another view angle structure of the present invention;
FIG. 3 is a schematic view of the structure of the steel box plate of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A;
FIG. 5 is an enlarged schematic view of FIG. 1 at B;
FIG. 6 is a schematic elevational cross-sectional view of the clamping assembly of the present invention;
FIG. 7 is a schematic left side cross-sectional view of the clamping assembly of the present invention;
FIG. 8 is an enlarged schematic view of FIG. 7 at C;
fig. 9 is a schematic elevational cross-sectional view of a calibration tube.
In the figure: 1. a chassis; 2. a slide rail; 3. a first electric slide; 4. a cross beam; 5. a connecting frame; 6. a flexible conduit; 7. a fixed block; 8. a first cylinder; 9. a rotating block; 10. a second cylinder; 11. a transverse rail; 12. a fuel tank; 13. a second electric slide; 14. a side plate; 15. a heating gun; 16. an intermediate plate; 17. a vertical sleeve; 18. a side pipe; 19. a slide block; 20. a clamping plate; 21. a reinforcing frame; 22. a hydraulic cylinder; 23. a support plate; 24. a steel box plate; 25. u-ribs; 26. i ribs; 27. an air pump; 28. an air outlet pipe; 29. an inner tank; 30. a connecting spring; 31. a slide plate; 32. a baffle ring; 33. a first distance sensor; 34. a vent hole; 35. a limiting plate; 36. a return spring; 37. a filter plate; 38. filtering holes; 39. a first brush set; 40. a second brush set; 41. calibrating the tube; 42. a bottom groove; 43. a second distance sensor; 44. a buffer spring; 45. a moving rod; 46. side channels.
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.
First embodiment
As shown in fig. 1-5, a panel correction assembly for processing a steel box girder comprises two groups of underframe 1, wherein one side of the underframe 1 is provided with a controller, each electric element is electrically controlled by the controller, the top of the underframe 1 is slidably connected with a cross beam 4 through a sliding assembly, correction of different positions is realized when the cross beam 4 moves, one side of the cross beam 4 is provided with a heating assembly, and the heating assembly works to realize the heating correction function.
The inside even array of chassis 1 is equipped with multiunit pneumatic cylinder 22, the top of pneumatic cylinder 22 is equipped with backup pad 23, pneumatic cylinder 22 starts and realizes the regulation to backup pad 23 height, steel boxboard 24 has been placed at the top of backup pad 23, concrete steel box girder is by multiunit steel boxboard 24 concatenation performance, consequently, it needs to carry out high Wen Jiaozheng to it after steel boxboard 24 processing is accomplished, thereby the effectual roughness and the stability that improves follow-up steel box girder, one side of steel boxboard 24 evenly arrays is equipped with multiunit U rib 25, one side of steel boxboard 24 just is equipped with I rib 26 in one side of U rib 25, the setting of U rib 25 further improves the intensity of steel boxboard 24, thereby satisfy the operational adaptability and the durability under different operating modes.
The sliding component comprises a sliding rail 2, the bottom of the sliding rail 2 is fixedly connected with the top of the underframe 1, the sliding rail 2 mainly plays a role of limiting sliding, the top of the sliding rail 2 is slidably connected with a first electric sliding seat 3, the tops of two groups of first electric sliding seats 3 are fixedly connected with the bottom of a cross beam 4, then a controller controls the first electric sliding seat 3 to start and realize that the first electric sliding seat 3 slides at the top of the sliding rail 2, the cross beam 4 is synchronously driven to move when the first electric sliding seat 3 slides, a plurality of groups of reinforcing frames 21 are arranged between opposite end faces of the underframe 1, and the connectivity and stability of the underframe 1 are further improved through the arrangement of the reinforcing frames 21.
The heating element includes link 5, the bottom of link 5 and the top fixed connection of crossbeam 4, the even array in one side that link 5 is close to intermediate lamella 16 is equipped with multiunit flexible pipe 6, the setting of link 5 realizes that a plurality of flexible pipe 6 cut apart each other and place, avoid adjacent flexible pipe 6 to be close to and take place high temperature damage, one side that intermediate lamella 16 was kept away from to crossbeam 4 all is equipped with fuel tank 12, fuel tank 12 passes link 5 and is linked together with flexible pipe 6, then fuel tank 12 lets in required fuel to flexible pipe 6 inside, and then realize follow-up to steel boxboard 24's heating correction process.
The crossbeam 4 is close to one side of intermediate lamella 16 and is equipped with rail 11, rail 11's surface sliding connection has second electronic slide 13, second electronic slide 13 starts and realizes its lateral shifting on rail 11, one side of second electronic slide 13 is equipped with curb plate 14, the inside of curb plate 14 is equipped with heating gun 15, the top feed inlet and the flexible pipe 6 of heating gun 15 are linked together, then synchronous through curb plate 14 drive heating gun 15 lateral shifting when second electronic slide 13 lateral shifting, and heat correction to steel case board 24 top when heating gun 15 starts, the effectual accuracy and the stability that improves the heating correction.
When the steel box plate 24 is used, when the steel box plate 24 is processed, a heating correction process is needed, so that the problems that the splicing precision is low, the strength of the steel box beam is poor and the like when the steel box plate 24 is spliced into the steel box beam are avoided, the steel box plate 24 is overturned and placed at the top of the supporting plate 23 by means of the hoisting assembly, namely, the U rib 25 and the I rib 26 of the steel box plate 24 are contacted with the top of the supporting plate 23, the bottom surface of the steel box plate 24 is upwards subjected to the subsequent heating correction process, meanwhile, the controller controls the plurality of groups of second electric sliding seats 13 to start and move on the surface of the transverse rail 11, the second electric sliding seats 13 move, the heating guns 15 are driven by the side plates 14 to move, the plurality of heating guns 15 move to a proper position, the positions are particularly the heating guns 15 are distributed at the tops of the two sides of the U rib 25, and the heating guns 15 are also arranged at the tops of the I rib 26, and the heating guns 15 heat the corresponding positions of the U rib 25 and the I rib 26, so that the heating correction efficiency of the steel box plate 24 is effectively improved.
Then, the levelness detection is performed on the top surface of the steel box plate 24 through manpower or a level meter and the like, when the steel box plate 24 is inclined in the longitudinal direction, namely in the front-rear direction as shown in the figure, a subsequent heating correction procedure is required, the controller controls the first electric sliding seat 3 to start and slide on the sliding rail 2, the first electric sliding seat 3 synchronously drives the cross beam 4 to move when moving, the cross beam 4 drives the plurality of groups of heating guns 15 to move, when the heating guns 15 move to a higher position, the controller controls the heating guns 15 to start, fuel in the fuel tank 12 flows into the heating guns 15 along the flexible pipeline 6 to supply required fuel to the inside of the heating guns 15, the heating guns 15 heat the top of the steel box plate 24 at a high temperature, internal thermal stress is eliminated by the heated steel box plate 24 under the temperature condition, and after the heating guns 15 heat, the steel box plate 24 contracts at the position by the principle of thermal expansion and applies stretching force to the two sides of the steel box plate 24, so that the steel box plate 24 is restored to the level again, and the heating efficiency of the steel box plate 24 in the longitudinal direction is effectively improved.
Meanwhile, when the inclination of the steel box plate 24 at a certain position is larger, namely the height difference is larger, the controller controls the first electric sliding seat 3 to move on the sliding rail 2 at a slower speed, the heating gun 15 heats up more efficiently, the high-efficiency heating correction of the inclined position is correspondingly realized, the higher the correction efficiency is, the better the correction adaptability and accuracy are, and when the heating correction of the longitudinal position of the steel box plate 24 is finished, the steel box plate 24 is only required to be adjusted away from the supporting plate 23 by means of the hoisting assembly, and the steel box beam is formed by subsequent splicing.
The device realizes the heating correction to steel case board 24, and correction efficiency is higher, and it is better to correct adaptability and stability, can also satisfy the self-adaptation heating correction of different structures and different positions simultaneously to guarantee the durability and the concatenation precision of steel case roof beam that steel case board 24 and follow-up concatenation formed.
Second embodiment
As shown in fig. 6 to 9, the prior art lacks a levelness detection correction component for the support plate 23, so that the heating correction precision of the steel box plate 24 is affected when the support plate 23 is inclined; meanwhile, the inclination detection precision of the steel box plate 24 in the prior art is poor, and the detection efficiency is low; in the actual production and processing of the steel box plate 24, most of the steel box plate is of an arc-shaped structure, and the prior art is lack of self-adaptive adjustment of the position of the heating gun 15 according to the arc angle of the steel box plate 24, so that the problems of poor heating correction accuracy and the like are easily caused; if the positions of the U-shaped ribs 25 and the I-shaped ribs 26 on one side of the steel box plate 24 are different, and the positions of the U-shaped ribs and the I-shaped ribs are detected only manually and the heating correction positions of the heating guns 15 are correspondingly adjusted, the accuracy of the heating correction positions is poor, and the self-adaptive adjustment capability of the steel box plate 24 is lacking according to the arc-shaped structure of the steel box plate; the steel box plate 24 can generate a large amount of dust impurities and the like in the heating correction process, and the adsorption and recovery capacity of the dust impurities is lacking in the prior art, so that the horizontal precision of the steel box plate 24 can be reduced, and the cleanliness of the steel box plate 24 can be influenced; the efficiency of the heated steel box plate 24 is low only by external heat exchange for cooling, and the requirement of rapid processing and production cannot be met; and when the steel case board 24 is inclined in the transverse direction, the correction of other modes and working positions is required in the prior art, so that the correction efficiency is low, the correction difficulty is high and the like are caused, and in order to solve the above problems, the panel correction assembly for processing the steel case beam further comprises: one side of the cross beam 4 is provided with two groups of clamping assemblies through a driving assembly, wherein the driving assembly drives the clamping assemblies, and the clamping assemblies realize different functions by means of actions on the steel box plate 24 under different working conditions.
The driving assembly comprises a fixed block 7, the fixed block 7 is fixedly connected with two sides of the cross beam 4, a first air cylinder 8 is arranged on one side, facing the fixed block 7, of the first air cylinder 8, a rotating block 9 is arranged at the output end of the first air cylinder 8, the first air cylinder 8 is started and drives the rotating block 9 of the output end to transversely move, a second air cylinder 10 is arranged at the bottom of the rotating block 9, the bottom of the second air cylinder 10 is fixedly connected with the top of the middle plate 16, the second air cylinder 10 is started and drives the clamping assembly of the bottom to vertically move, meanwhile, a rotating motor is arranged inside the rotating block 9, the output end of the rotating motor is fixedly connected with the top of the second air cylinder 10, the rotating motor is started and drives the second air cylinder 10 to rotate by a certain angle, and the corresponding second air cylinder 10 drives the clamping assembly to rotate by a certain angle, so that the corresponding detection and correction functions of different angles of the steel box plate 24 are realized.
The clamping assembly comprises a middle plate 16, an air pump 27 is arranged in the middle plate 16, an air outlet pipe 28 is arranged at the bottom of the air pump 27, the bottom of the air outlet pipe 28 penetrates through the middle plate 16 and is communicated with the outside, the air pump 27 serves as a main power output end to improve aerodynamic force required by the clamping assembly, side pipes 18 are arranged on two sides of the middle plate 16, output ends on two sides of the air pump 27 are communicated with the side pipes 18, the air pump 27 is started and applies suction force to the side pipes 18, a plurality of groups of vent holes 34 are uniformly arranged at the bottom of the side pipes 18, the arrangement of the vent holes 34 enables outside air to enter the side pipes 18, the inside of the side pipes 18 is slidably connected with a filter plate 37 through an elastic connecting assembly, and the filter plate 37 not only achieves filtering of air entering the inside of the side pipes 18, but also achieves a vibration blocking-removing function of the filter plate 37 along with changes of air pressure inside the side pipes 18.
The middle plate 16 is equipped with perpendicular cover 17 on the opposite side, perpendicular cover 17's bottom has been seted up inside groove 29, side tube 18 all is linked together with inside groove 29 through side channel 46, then when the inside jam that takes place of air vent 34, the suction force that air pump 27 applyed makes the inside gas in groove 29 get into inside tube 18 along side channel 46, inside sliding connection has slider 19 in inside groove 29, slider 19's bottom is equipped with clamping plate 20, and then drive slider 19 through the atmospheric pressure effect and upwards move in inside groove 29, slider 19 moves the time synchronous clamping plate 20 upwards that drives, the interior top of inside groove 29 is equipped with first distance sensor 33, first distance sensor 33 is used for detecting the distance value between it and the inside top of inside groove 29, then along with the distance value change that first distance sensor 33 detected, the slope condition that can obtain steel boxboard 24 and the position height of U rib 25 and I rib 26 correspondingly, and when the top of side tube 18 bottom and clamping plate 20 extrudeed each other and contact each other, the distance value that first distance sensor 33 detected is zero.
The elastic connection assembly comprises a plurality of groups of limiting plates 35, the limiting plates 35 are fixedly connected with the inner wall of the side pipe 18, the limiting plates 35 mainly play a role in limiting connection, the limiting plates 35 are positioned at the bottom of the side channel 46, when the air pressure in the side pipe 18 is reduced, air in the inner groove 29 directly enters the top of the side pipe 18 and is discharged along the air pump 27 and the air outlet pipe 28, and the air in the inner groove 29 does not influence the position of the filter plate 37.
The bottom of limiting plate 35 is equipped with reset spring 36, and reset spring 36's bottom and the top fixed connection of filter plate 37 realize the inside elastic vibration of filter plate 37 in side pipe 18 with the help of reset spring 36 to the change of the inside atmospheric pressure of side pipe 18 corresponds the realization and sieves the effect to the vibration of filter plate 37, and the week side of filter plate 37 is equipped with sealed sliding sleeve, sealed sliding sleeve and the inner wall sealing sliding connection of side pipe 18, and the leakproofness and the stability that filter plate 37 removed are improved in the setting of sealed sliding sleeve.
The inside even array of filter plate 37 is equipped with multiunit filtration pore 38, filtration pore 38 and air vent 34 staggered distribution, then external gas gets into in the side pipe 18 along air vent 34, filtration pore 38 filters gas and finally discharges along air pump 27 and outlet duct 28, the bottom even array of filter plate 37 is equipped with multiunit first brush group 39, first brush group 39 and air vent 34 assorted, the interior bottom even array of side pipe 18 is equipped with multiunit second brush group 40, second brush group 40 and filtration pore 38 assorted, then when air pump 27 stops working, the bottom of filter plate 37 and the interior bottom of side pipe 18 are mutual extrusion contact, clear stifled air vent 34 with the help of first brush group 39, and clear stifled filter pore 38 is carried out with the help of second brush group 40.
The interior top of inside groove 29 is equipped with connecting spring 30, and connecting spring 30's bottom is equipped with slide 31, slide 31 and inside groove 29 sealing sliding connection, and slide 31's setting improves the inside sealing performance of inside groove 29, and slide 31's bottom and the top fixed connection of slider 19, and inside wall in groove 29's bottom is equipped with the baffle ring 32, and baffle ring 32 and slider 19 sealing sliding connection, the setting of baffle ring 32 cooperates slide 31 to avoid slider 19 to slide out along inside groove 29.
The side that middle board 16 was kept away from to crossbeam 4 is equipped with calibration pipe 41, bottom slot 42 has been seted up to the bottom of calibration pipe 41, the interior top of bottom slot 42 is equipped with buffer spring 44, buffer spring 44's bottom is equipped with movable rod 45, realize the sliding connection of movable rod 45 inside bottom slot 42 with the help of buffer spring 44, the interior top of bottom slot 42 is equipped with second distance sensor 43, second distance sensor 43 is used for detecting the distance value between it and the movable rod 45 top, the distance value that detects with the help of second distance sensor 43 compares with the distance value that first distance sensor 33 detected, thereby obtain steel boxboard 24 in the horizontal direction, i.e. horizontal precision of left and right directions, and coordinate clamping assembly and heating assembly to heat and correct it.
In use, according to the first embodiment, the steel box 24 is lifted to the top of the supporting plate 23 by means of the lifting assembly, the bottoms of the U-ribs 25 and the I-ribs 26 are in contact with the top of the supporting plate 23, at this time, the top of the steel box 24 is opposite to the heating gun 15, then the controller controls the first electric sliding seat 3 to be located at the front end and the rear end of the steel box 24, in this embodiment, taking the front end as an example, the controller controls the rotating motor inside the rotating block 9 to start and drive the middle plate 16 to rotate 90 degrees, then the steel box 24 is located between the middle plate 16 and the clamping plate 20, then the controller controls the second cylinder 10 to start and drive the middle plate 16 to move downwards, a certain distance exists between the bottom of the side tube 18 and the top of the steel box 24, the air pump 27 starts to pump and the pumping force is continuously increased, the air in the two side tubes 18 is discharged along the air pump 27 and the air outlet tube 28, the air pressure in the inner groove 29 is reduced and drives the sliding block 19 to move upwards to the maximum distance through the sliding plate 31, the sliding block 19 is synchronously driven to move upwards when the sliding block 19 moves upwards, the bottom of the clamping plate 20 contacts the bottom of the clamping plate 24 and the bottom of the steel box 24 to mutually contact with the bottom of the middle plate 16, and the first sensor 33 and the sensor 33 is at the maximum distance value 33, namely the distance value between the top and the top of the steel box 24, and the top is the top of the steel box, and the bottom sensor value is detected.
Then the controller controls the first air cylinders 8 on two sides to start and drive the rotating blocks 9 to move towards the ends close to each other, when the rotating blocks 9 move, the middle plate 16 synchronously drives the middle plate 16 at the bottom to move, the middle plate 16 detects the front end part of the steel box plate 24, when the middle plate 16 moves to the U rib 25, the U rib 25 stops the side wall of the clamping plate 20, the extension distance of the first air cylinders 8 is detected at the moment, the distance is the distance value between the end part of the U rib 25 and the left and right side walls of the steel box plate 24, at the moment, in order to avoid the U rib 25 and detect the height value of the U rib 25, the controller controls the suction force of the air pump 27 to be reduced, the suction force applied by the inner groove 29 to the sliding plate 31 is reduced, the gravity of the clamping plate 20 and the elastic force of the connecting spring 30 drive the clamping plate 20 to move downwards, the distance value detected by the first distance sensor 33 is increased, and when the first air cylinders 8 drive the middle plate 16 to synchronously move, the structure is proved to be the U rib 25, and when the clamping plate 20 passes through the U rib 25, namely the first air cylinders 8 can continuously drive the middle plate 16 to move to the bottom, and the distance value detected by the first distance sensor 33 is recorded as the distance value between the U rib 25 and the middle plate 16.
Meanwhile, when the I-shaped rib 26 is reached, the controller controls the suction force of the air pump 27 to be reduced, the first air cylinder 8 cannot drive the middle plate 16 to move transversely, the I-shaped rib 26 is proved, the distance between the I-shaped rib and the left and right side ends of the steel box plate 24 is fixed, and the subsequent adjustment of the position of the heating gun 15 is facilitated.
Specifically, after the positions of the U rib 25 and the I rib 26 detected by the clamping assembly are detected, the controller controls the second electric sliding seat 13 to start and drive the second electric sliding seat to move on the transverse rail 11, and then the side plate 14 drives the heating gun 15 to transversely move at the top of the steel box plate 24, so that the heating gun 15 is distributed at the tops of two sides of the U rib 25, the heating gun 15 is arranged at the top of the I rib 26, and the subsequent heating correction efficiency and accuracy of the steel box plate 24 are further improved.
Meanwhile, the thickness of the steel box plate 24, the height of the U-shaped rib 25 and the height of the I-shaped rib 26 are obtained through the first distance sensor 33, the controller controls the hydraulic cylinder 22 to synchronously start to drive the supporting plate 23 to move up and down, and the supporting plate 23 drives the steel box plate 24 to move up and down when moving up and down, so that the distance value between the bottom of the heating gun 15 and the top of the steel box plate 24 is adjusted, the heating gun 15 is guaranteed to be in an optimal working position, and the heating correction accuracy of the steel box plate 24 is further improved.
When the above process is completed, the levelness of the front end and the rear end of the steel box plate 24 needs to be adjusted, at this time, the controller controls the driving assembly to drive the clamping assembly to restore to the initial position, then the left side wall and the right side wall of the steel box plate 24 are located between the middle plate 16 and the clamping plate 20, and the second cylinder 10 drives the middle plate 16 to move to the initial position and an initial gap exists between the middle plate and the top of the steel box plate 24, the gap distance is the optimal distance between the steel box plate 24 and the middle plate 16 in the horizontal state, then the controller controls the air pump 27 to start air suction, air at the top of the steel box plate 24 enters the side pipe 18 along the air holes 34 and enters the air pump 27 and the air outlet pipe 28 along the side pipe 18 to be discharged, at this time, the distance between the bottom of the side pipe 18 and the top of the steel box plate 24 is adjusted, so that the air pressure value inside the inner groove 29 reaches the maximum, and the sliding plate 31 is driven to move downwards to the initial starting distance under the elastic force of the clamping plate 20 and the connecting spring 30, and the whole device is in a stable working state.
Then the controller controls the first electric sliding seat 3 to start and drive the cross beam 4 to move, the cross beam 4 synchronously drives the middle plate 16 to move on the left side and the right side of the steel box plate 24 when moving, and when the steel box plate 24 is inclined in the longitudinal direction, namely when the steel box plate 24 is inclined upwards, the distance between the top of the steel box plate 24 and the bottom of the side pipe 18 is reduced, the steel box plate 24 blocks the vent holes 34 to a certain extent, the gas amount of the gas at the top of the steel box plate 24 entering the side pipe 18 along the vent holes 34 is reduced, the suction force of the air pump 27 is certain, the suction force applied by the inside of the side pipe 18 to the filter plate 37 is increased, the filter plate 37 presses the reset spring 36 to move upwards by a certain distance, part of the gas in the inner groove 29 enters the inside of the side pipe 18 along the side channel 46 and finally is discharged along the air pump 27 and the air outlet pipe 28, at this time, the air pressure inside the inner groove 29 is reduced, the sliding plate 31 is driven to press the connecting spring 30 to move upwards under the action of the air pressure, and the distance value detected by the first distance sensor 33 is reduced.
In order to realize the heating correction of the steel box plate 24 at the position, when the distance value detected by the first distance sensor 33 is reduced, the controller controls the heating gun 15 to start and perform the heating correction on the top of the steel box plate 24, and when the distance value detected by the first distance sensor 33 is larger, which means that the height of the bulge of the steel box plate 24 at the position is larger, the controller controls the first electric sliding seat 3 to drive the moving speed of the cross beam 4 to be smaller, the heating correction time of the heating gun 15 on the top of the steel box plate 24 is longer, and further the heating correction efficiency of the position is higher.
When the steel box plate 24 heats and corrects, gas or impurities and the like generated by the action of the suction force of the air pump 27 enter the side pipe 18 along the vent holes 34, the heating position of the steel box plate 24 can be rapidly subjected to heat absorption and temperature reduction, the heating correction efficiency of the steel box plate 24 is effectively improved, correction quality is guaranteed, filtering and collecting are carried out by means of the filter holes 38 in the filter plate 37, the side pipe 18 is driven to continuously move along with the transverse beam 4, the protrusion height of the steel box plate 24 is continuously changed, the air pressure value in the side pipe 18 is continuously changed, the suction force applied by the side pipe 18 to the filter plate 37 is continuously changed, the filter plate 37 is vibrated up and down at high frequency under the action of the return spring 36, so that dust impurities and the like clamped in the filter hole 38 are effectively vibrated and blocked, the cleanliness in the device is improved, meanwhile, the filter plate 37 is matched with the first brush group 39 to conduct plugging and blocking and clearing to the impurities in the vent holes 34, the filter plate 38 is matched with the second brush group 40 to conduct plugging and blocking and clearing to the impurities in the filter hole 38, and blocking effect is better.
Due to the arc-shaped structure of the steel box plate 24, when the beam 4 drives the middle plate 16 to move, the vent holes 34 at the bottom part of the side pipe 18 at the inner arc end are separated from the opposite relation with the top part of the steel box plate 24, the blocking effect of the steel box plate 24 on the vent holes 34 is reduced, the air pressure in the side pipe 18 at the side is increased, the air pressure in the inner groove 29 is synchronously increased, the sliding plate 31 drives the clamping plate 20 to move downwards, the distance value detected by the first distance sensor 33 is increased, the controller controls the first air cylinder 8 at the side to start and output the first air cylinder 8 to stretch, the first air cylinder 8 drives the middle plate 16 at the bottom to move towards the end close to the steel box plate 24, the side pipe 18 at the outer arc end of the steel box plate 24 is still in the opposite relation with the steel box plate 24, the blocking effect of the steel box plate 24 on the vent holes 34 is still in a stable state, the distance value detected by the first distance sensor 33 is unchanged, the controller controls the first air cylinder 8 at the side to start and output the output end of the side to synchronously shorten, and the middle plate 16 at the bottom part of the first air cylinder 8 drives the bottom part to move towards the end far away from the steel box plate 24, and the bottom part of the steel box plate 24 is still opposite to the top of the steel box plate 24 is still opposite to the steel box plate 24.
Meanwhile, when the first air cylinder 8 is started and the distance of the middle plate 16 at the bottom is driven to change, the controller controls the second electric sliding seat 13 to synchronously start, the second electric sliding seat 13 drives the heating gun 15 to move in the same direction through the side plate 14, then the heating gun 15 synchronously moves transversely at the top of the steel box plate 24, and the cross beam 4 is matched to drive the longitudinal movement of the heating gun 15, so that the arc movement of the heating gun 15 at the top of the steel box plate 24 is realized, the arc angles of the heating gun 15, the U ribs 25 and the I ribs 26 are guaranteed to be the same, and the heating correction efficiency and stability of the heating gun 15 to the steel box plate 24 are improved.
Further, as the movement of the cross beam 4 synchronously drives the calibration tube 41 to move, the movement of the calibration tube 41 drives the bottom movement rod 45 to move, the bottom of the movement rod 45 is in pressing contact with the top of the steel box plate 24, the distance value detected by the second distance sensor 43 reaches a preset distance value, when a protrusion exists on the top of the steel box plate 24, the protrusion drives the movement rod 45 to press the buffer spring 44 to move upwards, the distance value detected by the second distance sensor 43 is reduced, and when the distance value detected by the first distance sensor 33 is matched with the distance value detected by the second distance sensor 43, the steel box plate 24 is horizontally arranged on the plane.
When the distance value detected by the first distance sensor 33 at the position is not matched with the distance value detected by the second distance sensor 43, or the distance values detected by the left and right first distance sensors 33 are not equal, the distance value detected by the first distance sensor 33 is not horizontal in the left and right direction of the position, when the correction of the longitudinal direction of the steel box plate 24 is completed, the controller controls the cross beam 4 to move to the position, the second cylinder 10 drives the middle plate 16 at the bottom to move to the maximum value, the bottoms of the side pipes 18 are in extrusion contact with the top of the steel box plate 24, the steel box plate 24 blocks the vent holes 34, the air pump 27 is started and pumps air from the inside of the side pipes 18, the air pressure in the side pipes 18 and the inside of the inner groove 29 is continuously reduced, the sliding plate 31 extrudes the connecting spring 30 to the maximum value, the distance value detected by the first distance sensor 33 reaches the minimum distance value, the middle plate 16 is matched with the clamping plate 20 to clamp the left and right side walls of the steel box plate 24, meanwhile, the controller controls the heating guns 15 at the two sides to be correspondingly started, the heating guns 15 heat the two sides of the steel box plate 24, then controls the controller to heat the two sides of the middle plate 24 to heat the middle plate 16 to the two sides, the middle plate 10 and then controls the controller to drive the middle plate 10 to move the middle plate 16 to clamp the middle plate 24, and the middle plate 16 to correct the two sides to be matched with the two sides of the middle plate 24, and the two sides is correspondingly started.
After the steel box plate 24 is heated and corrected, the first embodiment can know that the steel box plate 24 is adjusted away by means of the hoisting assembly, in order to ensure the heating and correcting precision of the subsequent steel box plate 24, the controller controls the first electric sliding seat 3 to start and drive the cross beam 4 to move, meanwhile, the first air cylinder 8 and the second air cylinder 10 cooperate to drive the middle plate 16 at the bottom to move, the air pump 27 starts to apply suction force to the inside of the side pipe 18, and then the process is repeated, but the steel box plate 24 is replaced by the supporting plate 23, the levelness of the supporting plate 23 is detected by means of the distance values detected by the first distance sensor 33 and the second distance sensor 43, dust impurities and the like at the top of the supporting plate 23 are sucked when the air pump 27 starts to suck air, and when the supporting plate 23 tilts, the controller controls the plurality of groups of the hydraulic cylinders 22 to start to horizontally adjust the supporting plate 23, so that the horizontal precision and cleanliness of the supporting plate 23 are ensured, and the influence on the subsequent heating and correcting is avoided.
According to the device, through analyzing and processing different working states of the clamping assembly under different conditions, the heating correction precision of the levelness of the steel box plate 24 is effectively improved, the adaptability is stronger, the stability is higher, the operation is simple, and the accuracy and the efficiency are high; the wind power gettering is synchronously carried out on the steel box plate 24, the vibration blocking removal performance is strong, the blocking of the filter holes 38 in the filter plate 37 caused by long-time use is avoided, the heating correction position and efficiency can be correspondingly adjusted according to the arc angle of the steel box plate 24, the height dimensions of the U ribs 25 and the I ribs 26 and the like, and the device is energy-saving, emission-reducing and environment-friendly.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The panel correction assembly for processing the steel box girder comprises two groups of underframe, wherein one side of the underframe is provided with a controller;
the clamping assembly comprises a middle plate, an air pump is arranged in the middle plate, side pipes are arranged on two sides of the middle plate, output ends on two sides of the air pump are communicated with the side pipes, a plurality of groups of vent holes are uniformly arranged at the bottom of the side pipes in an array manner, and a filter plate is slidably connected in the side pipes through an elastic connecting assembly;
the side of the middle plate, which is opposite to the middle plate, is provided with a vertical sleeve, the bottom of the vertical sleeve is provided with an inner groove, the side pipes are communicated with the inner groove through side channels, a sliding block is connected inside the inner groove in a sliding manner, the inner top of the inner groove is provided with a first distance sensor, and the bottom of the sliding block penetrates through the inner groove and is provided with a clamping plate;
the heating assembly comprises a connecting frame, the bottom of the connecting frame is fixedly connected with the top of the cross beam, a plurality of groups of flexible pipelines are uniformly arranged on one side, close to the middle plate, of the connecting frame in an array mode, fuel tanks are arranged on one side, far away from the middle plate, of the cross beam, and penetrate through the connecting frame and are communicated with the flexible pipelines;
a transverse rail is arranged on one side of the transverse beam, which is close to the middle plate, the outer surface of the transverse rail is connected with a second electric sliding seat in a sliding manner, a side plate is arranged on one side of the second electric sliding seat, a heating gun is arranged in the side plate, and a top feed inlet of the heating gun is communicated with the flexible pipeline;
the elastic connecting assembly comprises a plurality of groups of limiting plates, the limiting plates are fixedly connected with the inner wall of the side pipe, the limiting plates are positioned at the bottom of the side channel, a reset spring is arranged at the bottom of the limiting plates, the bottom of the reset spring is fixedly connected with the top of the filter plate, a sealing sliding sleeve is arranged on the peripheral side surface of the filter plate, and the sealing sliding sleeve is in sealing sliding connection with the inner wall of the side pipe;
the inner uniform array of the filter plate is provided with a plurality of groups of filter holes, the filter holes and the vent holes are distributed in a staggered manner, the bottom uniform array of the filter plate is provided with a plurality of groups of first brush groups, the first brush groups are matched with the vent holes, the inner bottom uniform array of the side pipe is provided with a plurality of groups of second brush groups, and the second brush groups are matched with the filter holes;
the crossbeam is kept away from one side of intermediate lamella is equipped with the calibration pipe, the kerve has been seted up to the bottom of calibration pipe, the interior top of kerve is equipped with buffer spring, buffer spring's bottom is equipped with the carriage release lever, the interior top of kerve is equipped with second distance sensor, second distance sensor be used for detecting its with distance value between the carriage release lever top.
2. The panel correction assembly for processing steel box girders according to claim 1, wherein the controller is used for electrically controlling each electric element, the sliding assembly comprises a sliding rail, the bottom of the sliding rail is fixedly connected with the top of the underframe, the top of the sliding rail is slidably connected with a first electric sliding seat, the tops of two groups of the first electric sliding seats are fixedly connected with the bottom of the cross beam, and a plurality of groups of reinforcing frames are arranged between the opposite end faces of the underframe.
3. The panel correction assembly for steel box girder machining according to claim 1, wherein the driving assembly comprises a fixed block, the fixed block is fixedly connected with two sides of the cross beam, a first air cylinder is arranged on one side of the fixed block, which faces the fixed block, a rotating block is arranged at the output end of the first air cylinder, a second air cylinder is arranged at the bottom of the rotating block, a rotating motor is arranged in the rotating block, the bottom output end of the rotating motor is fixedly connected with the top of the second air cylinder, and the bottom of the second air cylinder is fixedly connected with the top of the middle plate.
4. The panel correction assembly for steel box girder machining according to claim 1, wherein a plurality of groups of hydraulic cylinders are uniformly arranged in the underframe, a supporting plate is arranged at the top of each hydraulic cylinder, a steel box plate is arranged at the top of each supporting plate, a plurality of groups of U ribs are uniformly arranged on one side of each steel box plate in an array manner, and I ribs are arranged on one side of each steel box plate and one side of each U rib.
5. The panel correction assembly for processing steel box girders according to claim 1, wherein an air outlet pipe is arranged at the bottom of the air pump, the top of the air outlet pipe penetrates through the middle plate and is communicated with the outside, a connecting spring is arranged at the inner top of the inner groove, a sliding plate is arranged at the bottom of the connecting spring and is in sealing sliding connection with the inner groove, the bottom of the sliding plate is fixedly connected with the top of the sliding block, a baffle ring is arranged on the inner side wall of the bottom of the inner groove and is in sealing sliding connection with the sliding block, and the first distance sensor is used for detecting a distance value between the baffle ring and the inner top of the inner groove.
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| CN202310223163.5A CN115870368B (en) | 2023-03-09 | 2023-03-09 | Panel correction assembly for processing steel box girder |
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| CN202310223163.5A CN115870368B (en) | 2023-03-09 | 2023-03-09 | Panel correction assembly for processing steel box girder |
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| GB410654A (en) * | 1933-08-18 | 1934-05-24 | Ungerer Fritz | Process for the hot straightening of sheet metal plates |
| CN114289556A (en) * | 2021-12-30 | 2022-04-08 | 新十建设集团有限公司 | Steel member orthotic devices |
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| JP4200586B2 (en) * | 1999-05-10 | 2008-12-24 | 株式会社豊田自動織機 | Deformation correction device |
| CN108356093A (en) * | 2018-03-13 | 2018-08-03 | 今创集团股份有限公司 | Thin plate is without salient point flame straightening device and its antidote |
| CN109909325B (en) * | 2019-04-10 | 2020-07-03 | 武汉海腾钢结构工程有限公司 | Steel box girder edge straightening machine |
| CN211539045U (en) * | 2019-12-31 | 2020-09-22 | 江苏安惠环境设备科技有限公司 | Be used for stainless steel flattening device |
| CN111451696A (en) * | 2020-05-15 | 2020-07-28 | 珠海东方重工有限公司 | Splicing, welding and correcting integrated machine |
| CN214133393U (en) * | 2020-12-08 | 2021-09-07 | 洛阳豫安金属结构有限公司 | Steel box girder bridge face steel plate flame straightening equipment |
| CN214489475U (en) * | 2021-03-23 | 2021-10-26 | 中国五冶集团有限公司 | Walking type flame correcting device |
| CN114406044A (en) * | 2022-01-28 | 2022-04-29 | 中铁宝桥（扬州）有限公司 | U-rib code-free correction and positioning all-in-one machine and use method |
| CN216857828U (en) * | 2022-03-12 | 2022-07-01 | 浙江启慧建设有限公司 | Steel box girder edge straightening machine |
| CN114749513A (en) * | 2022-05-09 | 2022-07-15 | 山东红三叶钢结构工程有限公司 | Correction equipment for steel structure correction processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB410654A (en) * | 1933-08-18 | 1934-05-24 | Ungerer Fritz | Process for the hot straightening of sheet metal plates |
| CN114289556A (en) * | 2021-12-30 | 2022-04-08 | 新十建设集团有限公司 | Steel member orthotic devices |
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