CN115228973B - Bridge steel plate leveling device - Google Patents

Abstract

The utility model relates to a bridge steel sheet leveling device, bridge steel sheet processing equipment's field, it includes the workstation, be equipped with the frame on the workstation, it is connected with two rows of compression rollers to rotate in the frame, be equipped with in the frame and be used for driving compression roller pivoted drive assembly, the one end of workstation is equipped with the work or material rest, it has the bottom plate that removes along vertical direction to go up work or material rest sliding connection, it is equipped with the hoisting component who is used for driving the bottom plate to remove to go up to be equipped with on the work or material rest, it is equipped with the carriage to go up the work or material rest outside, sliding connection has the slide that is located the work or material rest top and removes along carriage length direction on the carriage, the vertical first pneumatic cylinder of installing on the slide, the tailpiece of the piston rod portion of first pneumatic cylinder is equipped with electromagnet, it has the second pneumatic cylinder that is used for driving the slide to remove to install on the carriage. The steel plate straightening processing device has the effect of improving the automation degree and efficiency of steel plate straightening processing.

Description

Bridge steel plate leveling device

Technical Field

The application relates to the field of bridge steel plate processing equipment, in particular to a bridge steel plate leveling device.

Background

The bridge steel plate is a special thick steel plate for manufacturing bridge structural parts, is required to have higher strength and toughness, bear the load and impact of rolling stocks, and has good fatigue resistance, certain low-temperature toughness and atmospheric corrosion resistance.

In order to ensure the flatness of the bridge deck, the bridge steel plates need to be straightened before being manufactured into an integral component, a straightening machine is generally adopted for straightening the steel plates to roll the steel plates, and due to the fact that the steel plates are heavy, a crane of a manual operator is needed to be used for hanging the steel plates on the straightening machine, then a lifting appliance for the steel plates is removed, the steel plates are moved into the straightening machine, and the automation degree is low.

Disclosure of Invention

In order to improve the problem that bridge steel sheet straightening processing degree of automation is low, this application provides a bridge steel sheet flattening device.

The application provides a bridge steel sheet leveling device adopts following technical scheme:

the utility model provides a bridge steel sheet flattening device, includes the workstation, be equipped with the frame on the workstation, it is connected with two rows of compression rollers to rotate in the frame, be equipped with in the frame and be used for driving compression roller pivoted drive assembly, the one end of workstation is equipped with the work or material rest, it has the bottom plate that removes along vertical direction to go up work or material rest sliding connection, it is equipped with the hoisting component that is used for driving the bottom plate and removes to go up to be equipped with on the work or material rest, it is equipped with the carriage to go up the work or material rest outside, sliding connection has the slide that is located the work or material rest top and removes along carriage length direction on the carriage, the vertical first pneumatic cylinder of installing on the slide, the tailpiece of the piston rod portion of first pneumatic cylinder is equipped with electromagnet, the last second pneumatic cylinder that is used for driving the slide and removes of installing of carriage.

By adopting the technical scheme, the steel plates are stacked on the bottom plate, the lifting assembly drives the bottom plate to move upwards, so that the height position of the steel plate positioned at the uppermost end corresponds to the position between the two rows of compression rollers, the first hydraulic cylinder drives the electromagnetic chuck to move downwards to abut against the steel plate, the electromagnetic chuck adsorbs and fixes the steel plate, the second hydraulic cylinder drives the sliding seat to move to drive the steel plate to move to the input ends of the two rows of compression rollers, the driving assembly drives the compression rollers to rotate, and the steel plate is straightened and flattened after being repeatedly rolled by the compression rollers; compared with a mode of manually carrying a steel plate, the combination of the lifting assembly, the first hydraulic cylinder and the second hydraulic cylinder realizes automatic, continuous feeding and automatic straightening operation of the steel plate, and the automation degree and efficiency of steel plate straightening processing are improved.

Optionally, drive assembly includes transmission case and transmission shaft, the transmission shaft be equipped with a plurality of and with be located the compression roller one-to-one of below, set up the shaft hole that supplies the transmission shaft to pass on the transmission case, be equipped with the mount pad in the shaft hole, be equipped with the bearing in the mount pad, the mount pad has the mounting panel through the fix with screw, the mounting panel passes through the screw and is fixed with the transmission case, the transmission shaft is worn to establish in the bearing and is fixed with the bearing inner circle, the one end of transmission shaft is passed through the shaft coupling and is connected with the compression roller that corresponds, install servo motor on the workstation, servo motor passes through sprocket group and is connected with each transmission shaft.

By adopting the technical scheme, the servo motor drives each transmission shaft to rotate through the chain wheel set, and the transmission shafts drive the corresponding compression rollers to rotate through the couplers; when the transmission shaft is damaged, the operator can disassemble the screw to disassemble the mounting plate and the mounting seat, then the transmission shaft is replaced, the whole transmission box does not need to be disassembled, and the operation is convenient and fast.

Optionally, the lifting assembly comprises a vertical rod and an oil cylinder, the vertical rod is vertically fixed on the feeding frame and located outside the bottom plate, the oil cylinder is fixed on the side wall of the vertical rod and the top end of a piston rod of the oil cylinder and is rotatably connected with a feeding chain wheel, a first chain meshed with the feeding chain wheel is arranged on the feeding chain wheel, one end of the first chain is connected with the bottom plate, and the other end of the first chain is connected with the feeding frame.

By adopting the technical scheme, the oil cylinder drives the chain wheel to move upwards, the chain wheel is in meshing transmission with the first chain and pulls the bottom plate to move upwards, and the moving precision is accurate.

Optionally, a stripper plate which moves in the vertical direction is slidably connected to one end, away from the feeding frame, of the workbench, a discharge chute corresponding to the stripper plate is formed in the workbench, two pulleys which are distributed in the length direction of the bottom plate are rotatably connected to the workbench, the bottom plate is connected with the stripper plate through a pull rope, the two pulleys are sequentially wound by the pull rope, and the moving directions of the bottom plate and the stripper plate are opposite.

Through adopting above-mentioned technical scheme, the steel sheet after the aligning falls on the stripper through the blowpit, and the stripper passes through the stay cord linkage with the bottom plate, and when the bottom plate rebound, the stripper moves down under the action of gravity, and an ascending effort has been applyed to the bottom plate to stripper and the steel sheet on it, has alleviateed the burden of first chain.

Optionally, the two sides of the discharge chute of the workbench are both provided with guide rails, the two guide rails are both connected with sliding blocks in a sliding manner, the side wall of each sliding block is vertically provided with a stop dog which is distributed opposite to the compression roller, the bottom end of each sliding block is hinged with a support block through a hinge shaft, a torsion spring is sleeved on the hinge shaft, the support blocks are vertical to the sliding blocks under the elastic force of the torsion spring, one end, close to the hinge shaft, of each support block is connected with a limiting column, and the guide rails are provided with limiting grooves for the movement of the limiting columns;

the side wall of the sliding block is vertically provided with a guide pillar, the guide rail is provided with a first guide groove and a second guide groove, the first guide groove and the second guide groove are used for the guide pillar to move, the first guide groove is parallel to the guide rail, the second guide groove corresponds to one end, away from the compression roller, of the limiting plate and is perpendicular to the first guide groove, the guide pillar is connected with the guide rail through a spring, and the limiting groove is communicated with the second guide groove.

By adopting the technical scheme, when the steel plate is output from the two rows of press rollers, the end part of the steel plate is supported on the supporting plate and is abutted against the stop block, the steel plate pushes the sliding block to move forwards, the sliding block drives the guide pillar to move along the first guide groove, the supporting block drives the limiting post to move along the limiting groove, when the guide pillar moves to the position of the second guide groove, the sliding block moves downwards under the action of the gravity of the sliding block and the steel plate, the steel plate pushes the supporting block to rotate, the supporting block falls on the discharging plate, and the sliding block moves backwards under the elastic tension of the spring; the support block plays a role in supporting the steel plate, so that the steel plate is kept straight in the output process, and the possibility of warping of the end part of the steel plate due to self weight is reduced.

Optionally, the guide pillar is rotatably connected with a guide wheel, a pipeline for the spring to penetrate through is arranged on the side wall of the guide rail, the pipeline is distributed along the first guide groove and the second guide groove, and a moving groove for the guide pillar to move is formed in the pipeline.

By adopting the technical scheme, the guide wheel is beneficial to reducing the resistance to the guide post during moving; the pipeline has matched the spring on the one hand and has played the guide effect to the guide pillar, and on the other hand separates the spring with the external world, has reduced the spring and has influenced peripheral personnel's safety's possibility when deformation or shrink.

Optionally, the two guide rail side walls are provided with fixing plates for supporting the limiting columns, and the distance between the two fixing plates is greater than the width of the steel plate.

Through adopting above-mentioned technical scheme, the fixed plate has played the supporting role to the tray, has shared the load that spacing post and guide pillar bore.

Optionally, the two sides of the discharge chute of the workbench are both provided with two adjusting hydraulic cylinders, each adjusting hydraulic cylinder is provided with a rubber cushion block at the end part of a piston rod, the rubber cushion blocks are connected with the workbench in a sliding manner, and the rubber cushion blocks are provided with inclined first guide surfaces.

Through adopting above-mentioned technical scheme, the steel sheet supports on each rubber cushion, adjust the rubber cushion that hydraulic cylinder drove steel sheet one end earlier and correspond and move back, make this end of steel sheet fall on the stripper, the rubber cushion that the other end of redriving corresponds moves back again, make the steel sheet other end fall on the stripper, the stationarity of steel sheet whereabouts has been increased, thereby the effect on protection steel sheet surface has been played, rubber cushion is when removing in addition, first spigot surface both can make the steel sheet distribute between two parties, can reduce again and the steel inter-plate resistance.

Optionally, a piston rod of the adjusting hydraulic cylinder is slidably connected with the rubber cushion block, and second guide surfaces are arranged at two ends of the bottom surface of the rubber cushion block.

Through adopting above-mentioned technical scheme, when the steel sheet on stripper or the stripper is higher than or is less than rubber cushion, but rubber cushion corresponding removal guarantees that rubber cushion supports on stripper or steel sheet, and the flexibility is high.

Optionally, be equipped with the transportation board that is used for stacking the steel sheet on the bottom plate, two logical grooves that are parallel to each other are seted up to the transportation board bottom surface.

Through adopting above-mentioned technical scheme, operator's accessible fork truck inserts two logical inslots and removes the transfer plate to the bottom plate on, has made things convenient for the steel sheet material loading.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the combination of the lifting assembly, the first hydraulic cylinder and the second hydraulic cylinder realizes automatic feeding and straightening of the steel plate, and the efficiency of steel plate straightening processing is improved;

2. the support block plays a role in supporting the steel plate, so that the steel plate is kept straight in the output process, and the possibility of warping of the end part of the steel plate due to self weight is reduced; the rubber cushion block increases the falling stability of the steel plate and plays a role in protecting the surface of the steel plate; when the rubber cushion block moves, the first guide surface can not only enable the steel plate to be distributed in the middle, but also reduce the resistance between the steel plate and the first guide surface.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic structural diagram for embodying a bottom plate and a stripper plate according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying a driving assembly according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram for embodying a mount according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram for embodying the second chain and the third chain in the embodiment of the present application.

FIG. 6 is a schematic structural diagram for embodying a slider in an embodiment of the present application.

Fig. 7 is an enlarged view of fig. 6 at a.

Fig. 8 is a schematic structural diagram for embodying the first guide groove and the second guide groove in the embodiment of the present application.

Fig. 9 is a schematic structural diagram for embodying a limiting column in the embodiment of the present application.

Description of reference numerals: 1. a work table; 11. a frame; 111. a compression roller; 12. a feeding frame; 13. a base plate; 14. a conveying frame; 15. a slide base; 151. a first hydraulic cylinder; 16. an electromagnetic chuck; 17. a second hydraulic cylinder; 18. a conveyor; 2. a drive assembly; 21. a transmission case; 22. a drive shaft; 23. a shaft hole; 24. a mounting seat; 241. a bearing; 25. mounting a plate; 26. a coupling; 27. a servo motor; 31. a drive sprocket; 32. a driven sprocket; 33. a second chain; 34. a third chain; 4. a lifting assembly; 41. erecting a rod; 42. an oil cylinder; 43. a feeding chain wheel; 44. a first chain; 5. a stripper plate; 51. a discharge chute; 52. a pulley; 53. pulling a rope; 6. a guide rail; 61. a slider; 62. a stopper; 63. a supporting block; 64. hinging a shaft; 641. a torsion spring; 65. a limiting column; 651. a limiting groove; 66. a guide post; 661. a spring; 662. a guide wheel; 67. a first guide groove; 68. a second guide groove; 69. a pipeline; 691. a moving groove; 7. a fixing plate; 8. adjusting the hydraulic cylinder; 81. a rubber cushion block; 811. a first guide surface; 812. a second guide surface; 9. a transfer plate; 91. a through groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses bridge steel sheet leveling device. As shown in fig. 1, the bridge steel plate leveling device comprises a workbench 1, an upper rack 12 and a conveying rack 14, the workbench 1 is provided with a conveyor 18 and a rack 11 which are sequentially arranged along the length direction of the workbench, the conveyor 18 is located at one end of the workbench 1 along the length direction, the rack 11 is rotatably connected with two rows of compression rollers 111, the two rows of compression rollers 111 are parallel to each other and vertically distributed along the vertical direction, the rack 11 is provided with a driving component 2 for driving each compression roller 111 located below to rotate, and the upper surface of the conveyor 18 is tangent to the circumferential vertex of the compression roller 111 located below.

Go up work or material rest 12 and carriage 14 and fix subaerial and lie in the one end that workstation 1 is close to conveyer 18, go up work or material rest 12 sliding connection has along the bottom plate 13 that vertical direction removed, be equipped with the transfer board 9 that is used for stacking the steel sheet on the bottom plate 13, two logical grooves 91 that are parallel to each other are seted up to transfer board 9 bottom surface, lead to groove 91 and are parallel with 1 length direction of workstation, go up and be equipped with the lifting unit 4 that is used for driving bottom plate 13 to remove on work or material rest 12.

The conveying frame 14 is located the material loading frame 12 outside, sliding connection has the slide 15 that moves along its length direction on the conveying frame 14, slide 15 is located material loading frame 12 top and slide 15 moving direction and is parallel with workstation 1, vertically on the slide 15 be fixed with first pneumatic cylinder 151, the piston rod of first pneumatic cylinder 151 passes slide 15 downwards and is fixed with electromagnetic chuck 16, install second pneumatic cylinder 17 on the conveying frame 14, the axis of second pneumatic cylinder 17 is parallel with slide 15 moving direction, the piston rod tip of second pneumatic cylinder 17 links to each other with slide 15.

As shown in fig. 2, the work bench 1 has been seted up the blowpit 51 in the one side that the frame 11 deviates from the conveyer 18, the blowpit 51 size is greater than the steel sheet size, sliding connection has the stripper 5 that moves along vertical direction in the work bench 1, the blowpit 51 is passed to stripper 5 upper end, stripper 5 and bottom plate 13 pass through stay cord 53 and connect, the bottom surface of work bench 1 rotates and is connected with two pulleys 52 that supply stay cord 53 to walk around, one of them pulley 52 is close to last work or material rest 12 and distributes, another pulley 52 is close to stripper 5 and distributes, bottom plate 13 and stripper 5 moving direction are opposite, when the bottom plate 13 shifts up promptly, stripper 5 descends, and both keep the migration distance the same through stay cord 53.

When the steel plate is positioned at an initial position, the electromagnetic chuck 16 is positioned right above the steel plate, the first hydraulic cylinder 151 drives the electromagnetic chuck 16 to move downwards to abut against the steel plate, the electromagnetic chuck 16 is electrified to suck the steel plate, the first hydraulic cylinder 151 drives the electromagnetic chuck 16 to move upwards, when the bottom surface of the steel plate is flush with the upper surface of the conveyor 18, the second hydraulic cylinder 17 pulls the sliding seat 15 to move close to the workbench 1, so that the steel plate is moved to the conveyor 18, the conveyor 18 synchronously conveys the steel plate, the steel plate is sent between the two rows of compression rollers 111, the driving assembly 2 drives the compression rollers 111 below to rotate in the same direction, and the steel plate is repeatedly rolled while moving between the two rows of compression rollers 111, so that the steel plate is flat and straight; the steel plate is output from the two rows of press rollers 111 and then falls on the discharging plate 5; lifting unit 4 drive bottom plate 13 moves up a steel sheet thickness distance, and stripper 5 moves down in step under the action of self and the gravity of steel sheet, repeats above-mentioned action afterwards, has realized the automatic feeding of steel sheet, straightening, has improved the work efficiency of steel sheet straightening processing. An operator can insert the forklift into the through groove 91 to remove the empty transfer plate 9 on the bottom plate 13, and then the transfer plate 9 stacked with steel plates to be straightened is placed on the bottom plate 13.

As shown in fig. 3 and fig. 4, the driving assembly 2 includes a transmission case 21 fixed on the workbench 1, the transmission case 21 is located on one side of the rack 11 and corresponds to the end of the pressing roller 111, a plurality of penetrating shaft holes 23 are formed in the transmission case 21, the shaft holes 23 correspond to the pressing rollers 111 located below one to one, the shaft holes 23 are coaxially distributed with the corresponding pressing rollers 111, a mounting plate 25 is fixed on the side wall of the transmission case 21 corresponding to each position of the shaft hole 23 through screws, a mounting seat 24 is fixed on the mounting plate 25 through screws, the mounting seat 24 is located in the shaft hole 23 and is provided with a bearing 241 in the mounting seat 24, a transmission shaft 22 is fixed on the inner ring of the bearing 241, the two ends of the transmission shaft 22 penetrate through the transmission case 21, the transmission shaft 22 is coaxially connected with the corresponding pressing roller 111 through a shaft coupling 26, a servo motor 27 is installed on the workbench 1, and the servo motor 27 is connected with each transmission shaft 22 through a chain wheel set.

As shown in fig. 5, the sprocket set includes a driving sprocket 31 and driven sprockets 32, the driving sprocket 31 is coaxially fixed on the motor shaft of the servo motor 27, the driven sprockets 32 are coaxially fixed at one end of each transmission shaft 22 far away from the rack 11, two driven sprockets 32 are arranged on each transmission shaft 22 except the tail end, the driven sprockets 32 on two adjacent transmission shafts 22 are connected through a second chain 33, and the driving sprocket 31 is connected with the second driven sprocket 32 on the transmission shaft 22 at the head end through a third chain 34. The servo motor 27 is started to drive the driving sprocket 31 to drive the driven sprocket 32 on the head end transmission shaft 22 to rotate through the third chain 34, the driven sprocket 32 drives the transmission shaft 22 to rotate, and through the transmission of the driven sprocket 32 and the second chain 33, each transmission shaft 22 rotates synchronously and in the same direction, so as to drive each compression roller 111 to rotate.

As shown in fig. 1, the lifting assembly 4 includes two vertical rods 41 vertically fixed on the feeding frame 12, the two vertical rods 41 are symmetrically distributed on two sides of the bottom plate 13, one side of each of the two vertical rods 41 opposite to each other is fixed with an oil cylinder 42 parallel to the one side, piston rods of the two oil cylinders 42 are distributed upwards, and the top ends of the piston rods are rotatably connected with a feeding chain wheel 43, a first chain 44 meshed with each other is arranged on the feeding chain wheel 43, one end of the first chain 44 is connected with the bottom plate 13, and the other end of the first chain is connected with the feeding frame 12.

The oil cylinder 42 drives the feeding chain wheel 43 to move upwards, the feeding chain wheel 43 rotates and drives one end of the first chain 44 connected with the bottom plate 13 to move upwards, so that the lifting of the steel plate is realized, the chain transmission structure is adopted, the transmission ratio is accurate, the control of the displacement distance of the bottom plate 13 every time is facilitated, and meanwhile, the driving force of the oil cylinder 42 is matched to ensure the bearing performance of the bottom plate 13.

As shown in fig. 6, 7 and 8, the two sides of the work table 1 along the length direction of the discharge chute 51 are provided with guide rails 6, the two guide rails 6 are connected with sliding blocks 61 at opposite sides in a sliding manner, one side of each sliding block 61 facing the corresponding guide rail 6 is vertically provided with a guide pillar 66, the guide rail 6 is provided with a first guide groove 67 through which the guide pillar 66 passes, the first guide groove 67 is parallel to the guide rails 6, the length of the first guide groove 67 is greater than that of a steel plate, one end of the first guide groove 67, which is far away from the press roller 111, is vertically provided with a second guide groove 68 communicated with the first guide groove 67, the second guide groove 68 is distributed downwards, the guide pillars 66 are rotatably connected with guide wheels 662 which are coaxially distributed, and the guide wheels 662 move along the first guide grooves 67 and the second guide grooves 68.

The side wall of the guide rail 6 is provided with a pipeline 69 distributed along the first guide groove 67 and the second guide groove 68, the pipeline 69 is provided with a moving groove 691 distributed along the profile direction of the pipeline 69, one end of the guide post 66 penetrating out of the first guide groove 67 penetrates through the moving groove 691 and extends into the pipeline 69, one end of the guide post 66 positioned in the sleeve is connected with a spring 661, and one end of the spring 661 far away from the guide post 66 is connected with the guide rail 6.

As shown in fig. 9, the side wall of the sliding block 61 is vertically provided with a stopper 62 which is distributed opposite to the pressing roller 111, the bottom end of the sliding block 61 is hinged with a support block 63 through a hinge shaft 64, a torsion spring 641 is sleeved on the hinge shaft 64, the support block 63 is kept in a vertical state with the sliding block 61 under the elastic force of the torsion spring 641, the distance between the two support blocks 63 is smaller than the width of the steel plate, one end of the support block 63 close to the hinge shaft 64 is connected with a limit column 65, a limit groove 651 through which the limit column 65 passes and moves is arranged on the guide rail 6, and the width of the limit groove 651 is smaller than the diameter of the guide wheel 662. The side wall of the guide rail 6 is vertically provided with a fixing plate 7 for supporting the limiting column 65, and the distance between the two fixing plates 7 is larger than the width of the steel plate.

As shown in fig. 6, the workbench 1 is provided with two adjusting hydraulic cylinders 8 below each guide rail 6, the adjusting hydraulic cylinders 8 below the two guide rails 6 are symmetrically distributed about the discharge chute 51, the two adjusting hydraulic cylinders 8 on each side are distributed at two ends of the discharge chute 51 in the length direction, the adjusting hydraulic cylinders 8 are perpendicular to the length direction of the discharge chute 51, the end of a piston rod of each adjusting hydraulic cylinder 8 is slidably connected with a rubber pad 81 moving in the vertical direction, the rubber pad 81 is supported on the workbench 1, one end of the rubber pad 81, which is far away from the adjusting hydraulic cylinder 8, is provided with an inclined first guide surface 811, two ends of the bottom surface of the rubber pad 81 are provided with inclined second guide surfaces 812, and the distance between the inclined lower ends of the two second guide surfaces 812 is smaller than the distance between the inclined upper ends thereof.

The implementation principle of the embodiment of the application is as follows: the first hydraulic cylinder 151 drives the electromagnetic chuck 16 to move downwards and suck the steel plate, and then the first hydraulic cylinder 151 drives the electromagnetic chuck 16 to move upwards to drive the steel plate to move to a position where the bottom surface is flush with the upper surface of the conveyor 18; the second hydraulic cylinder 17 drives the sliding base 15 to move to drive the steel plate to move to the conveyor 18, the conveyor 18 synchronously conveys the steel plate, the steel plate is moved to a position between the two rows of press rollers 111, the servo motor 27 drives the press rollers 111 to rotate, and the two rows of press rollers 111 forward convey the steel plate and roll the steel plate.

The front end of the steel plate is supported on the support block 63 after being output from the two rows of press rollers 111 and abuts against the stop block 62, the steel plate pushes the slide block 61 to move, the slide block 61 drives the guide wheel 662 to move along the first guide groove 67 through the guide post 66, the guide post 66 drives the spring 661 to stretch, and the support block 63 drives the limit post 65 to move along the limit groove 651; when the rear end of the steel plate moves out of the press roller 111, the guide wheel 662 just moves to the joint position of the first guide groove 67 and the second guide groove 68, the limiting column 65 moves out of the limiting groove 651, the sliding block 61 drives the guide wheel 662 to move downwards along the second guide groove 68 under the action of the gravity of the sliding block 61 and the steel plate, the support block 63 rotates downwards under the pressure of the steel plate and drives the limiting column 65 to rotate, and then the steel plate falls onto the four rubber cushion blocks 81. The supporting block 63 rotates under the action of the elastic force of the torsion spring 641, the guide post 66 moves along the moving groove 691 under the action of the elastic tension of the spring 661, meanwhile, the guide post 66 drives the guide wheel 662 to move along the second guide groove 68 to the first guide groove 67 to reset, and the limiting column 65 moves into the limiting groove 651 again.

Keep away from two adjusting hydraulic cylinder 8 that compression roller 111 one end corresponds and drive rubber cushion 81 each other and keep away from for this one end of steel sheet falls to stripper 5 along first spigot surface 811 gradually on, treat that rubber cushion 81 removes back on the workstation 1, two adjusting hydraulic cylinder 8 drive respectively corresponding rubber cushion 81 each other simultaneously and keep away from, make the steel sheet other end fall to stripper 5 on.

After the first steel plate is straightened, the oil cylinder 42 drives the feeding chain wheel 43 to move upwards to drive the bottom plate 13 to lift, so that the second steel plate moves to the position of the original first steel plate, the discharging plate 5 synchronously moves downwards for a corresponding distance under the action of gravity and the drive of the bottom plate 13, and then the steps are repeated to realize automatic feeding, moving, straightening and discharging of the steel plates.

When the position of the stripper plate 5 is higher than that of the workbench 1, the adjusting hydraulic cylinder 8 pushes the rubber cushion block 81 to advance, and the rubber cushion block 81 moves upwards relative to the adjusting hydraulic cylinder 8 under the guiding action of the second guide surface 812 and gradually moves onto the stripper plate 5; if 5 positions on the stripper are less than the workstation 1, adjust 8 back that push out the workstation 1 with rubber cushion 81 of pneumatic cylinder, 8 whereabouts of relative regulation pneumatic cylinder are to 5 on the stripper under the dead weight of rubber cushion 81, when adjusting 8 pulling rubber cushion 81 rearward displacements of pneumatic cylinder, second spigot surface 812 offsets with 1 edge of workstation for rubber cushion 81 moves up relatively, then moves to workstation 1 on, make rubber cushion 81 still can reset smoothly under the condition that position deviation appears with stripper 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a bridge steel sheet flattening device which characterized in that: the automatic feeding device comprises a workbench (1), wherein a rack (11) is arranged on the workbench (1), two rows of compression rollers (111) are connected to the rack (11) in a rotating manner, a driving assembly (2) for driving the compression rollers (111) to rotate is arranged on the rack (11), a feeding frame (12) is arranged at one end of the workbench (1), a bottom plate (13) moving along the vertical direction is connected to the feeding frame (12) in a sliding manner, a lifting assembly (4) for driving the bottom plate (13) to move is arranged on the feeding frame (12), a conveying frame (14) is arranged on the outer side of the feeding frame (12), a sliding seat (15) which is positioned above the feeding frame (12) and moves along the length direction of the conveying frame (14) is connected to the conveying frame (14) in a sliding manner, a first hydraulic cylinder (151) is vertically arranged on the sliding seat (15), an electromagnetic suction cup (16) is arranged at the end part of a piston rod of the first hydraulic cylinder (151), and a second hydraulic cylinder (17) for driving the sliding seat (15) to move is arranged on the conveying frame (14);

one end, far away from the feeding frame (12), of the workbench (1) is connected with a discharging plate (5) moving in the vertical direction in a sliding mode, a discharging groove (51) corresponding to the discharging plate (5) is formed in the workbench (1), two pulleys (52) distributed in the length direction of the workbench (1) are connected in the rotating mode, the bottom plate (13) is connected with the discharging plate (5) through a pull rope (53), the pull rope (53) sequentially bypasses the two pulleys (52), and the moving directions of the bottom plate (13) and the discharging plate (5) are opposite;

the guide rails (6) are arranged on two sides of the discharge chute (51) of the workbench (1), two guide rails (6) are connected with sliding blocks (61) in a sliding mode, the side walls of the sliding blocks (61) are vertically provided with stop blocks (62) which are distributed opposite to the compression rollers (111), the bottom ends of the sliding blocks (61) are hinged to support blocks (63) through hinge shafts (64), torsion springs (641) are sleeved on the hinge shafts (64), the support blocks (63) are perpendicular to the sliding blocks (61) under the elastic force of the torsion springs (641), one ends, close to the hinge shafts (64), of the support blocks (63) are connected with limiting columns (65), and limiting grooves (651) for the limiting columns (65) to move are formed in the guide rails (6);

a guide post (66) is vertically arranged on the side wall of the sliding block (61), a first guide groove (67) and a second guide groove (68) for the guide post (66) to move are formed in the guide rail (6), the first guide groove (67) is parallel to the guide rail (6), the second guide groove (68) corresponds to one end, away from the compression roller (111), of the limiting plate and is vertical to the first guide groove (67), the guide post (66) is connected with the guide rail (6) through a spring (661), and the limiting groove (651) is communicated with the second guide groove (68);

the guide post (66) is rotatably connected with a guide wheel (662), the side wall of the guide rail (6) is provided with a pipeline (69) for a spring (661) to penetrate, the pipeline (69) is distributed along a first guide groove (67) and a second guide groove (68), and the pipeline (69) is provided with a moving groove (691) for the guide post (66) to move.

2. The bridge steel plate leveling device according to claim 1, wherein: drive assembly (2) include transmission case (21) and transmission shaft (22), transmission shaft (22) are equipped with a plurality of and with compression roller (111) one-to-one that is located the below, shaft hole (23) that supply transmission shaft (22) to pass are seted up on transmission case (21), be equipped with mount pad (24) in shaft hole (23), be equipped with bearing (241) in mount pad (24), mount pad (24) have mounting panel (25) through the fix with screw, mounting panel (25) are fixed through screw and transmission case (21), transmission shaft (22) are worn to establish in bearing (241) and are fixed with bearing (241) inner circle, the one end of transmission shaft (22) is passed through shaft coupling (26) and is connected with corresponding compression roller (111), install servo motor (27) on workstation (1), servo motor (27) are connected with each transmission shaft (22) through sprocket group.

3. The bridge steel plate leveling device according to claim 1, wherein: lifting unit (4) include pole setting (41) and hydro-cylinder (42), pole setting (41) vertical fixation is on last work or material rest (12) and is located bottom plate (13) outside, piston rod top that hydro-cylinder (42) were fixed at pole setting (41) lateral wall and hydro-cylinder (42) is rotated and is connected with feeding sprocket (43), be equipped with engaged with first chain (44) on feeding sprocket (43), the one end and the bottom plate (13) of first chain (44) are connected, and the other end is connected with last work or material rest (12).

4. The bridge steel plate leveling device according to claim 1, wherein: two guide rail (6) lateral wall all is equipped with fixed plate (7) that are used for supporting spacing post (65), two interval between fixed plate (7) is greater than the steel sheet width.

5. The bridge steel plate leveling device according to claim 1, wherein: workstation (1) all is equipped with two regulation pneumatic cylinders (8), every in the both sides of blowpit (51) the piston rod tip of adjusting pneumatic cylinder (8) all is equipped with rubber cushion (81), rubber cushion (81) and workstation (1) sliding connection, and be equipped with the first spigot surface (811) of slope on rubber cushion (81).

6. The bridge steel plate leveling device according to claim 5, wherein: and a piston rod of the adjusting hydraulic cylinder (8) is in sliding connection with the rubber cushion block (81), and second guide surfaces (812) are arranged at two ends of the bottom surface of the rubber cushion block (81).

7. The bridge steel plate leveling device according to claim 1, wherein: be equipped with on bottom plate (13) and be used for stacking transporting board (9) of steel sheet, transport board (9) bottom surface and seted up two logical groove (91) that are parallel to each other.

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