CN114749580A - Full-automatic bending production line and process for steel bars - Google Patents

Full-automatic bending production line and process for steel bars Download PDF

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Publication number
CN114749580A
CN114749580A CN202210549283.XA CN202210549283A CN114749580A CN 114749580 A CN114749580 A CN 114749580A CN 202210549283 A CN202210549283 A CN 202210549283A CN 114749580 A CN114749580 A CN 114749580A
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China
Prior art keywords
bending
steel bars
reinforcing steel
bending machine
machine
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CN202210549283.XA
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Chinese (zh)
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CN114749580B (en
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曹勇
郑刚
胡林
周正述
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Chengdu Gute Machienry Works Co ltd
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Chengdu Gute Machienry Works Co ltd
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Priority to CN202210549283.XA priority Critical patent/CN114749580B/en
Publication of CN114749580A publication Critical patent/CN114749580A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F1/00Bending wire other than coiling; Straightening wire
    • B21F1/006Bending wire other than coiling; Straightening wire in 3D with means to rotate the tools about the wire axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F23/00Feeding wire in wire-working machines or apparatus

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Wire Processing (AREA)

Abstract

The invention provides a full-automatic bending production line and a full-automatic bending production process for steel bars, and belongs to the technical field of steel bar processing equipment. Comprises a reinforcing steel bar scattering machine, a reinforcing steel bar feeding machine, a conveying device, a bending device and a placing platform. The bending device comprises at least two bending machine platforms, a bending assembly, a clamping assembly and a transferring assembly are arranged on the top wall of each bending machine platform, and a discharging assembly is arranged on the placing platform. The reinforcing steel bars are scattered through the reinforcing steel bar scattering machine, the reinforcing steel bars are sequentially sent into the conveying device through the reinforcing steel bar feeding machine, the conveying device sends the reinforcing steel bars to the position, close to the bending device, on the conveying device, the reinforcing steel bars are transferred to the bending device through the mechanical claws, after the bending device bends the reinforcing steel bars, the reinforcing steel bars are moved to the placing table through the transferring assembly, and finally, reinforcing steel bar stacking materials on the placing table are collected through the discharging assembly. The process adopts automation equipment to produce, and degree of automation is high, and the reinforcing bar bending accuracy is good, saves a large amount of manpowers, has greatly improved reinforcing bar bending efficiency.

Description

Full-automatic bending production line and process for steel bars
Technical Field
The invention relates to the technical field of steel bar processing equipment, and discloses a full-automatic steel bar bending production line and a full-automatic steel bar bending production process.
Background
With the investment of China in the urban road construction direction, the domestic road and bridge construction technology is continuously improved. The box girder is as the essential structure in road and bridge construction, and its manufacturing technology is constantly maturing.
In the pouring forming process of the box girder prefabricated part, a plurality of steel bars are required to be used for keeping various performances of the box girder structure, the style of the steel bars is various, and different shapes can be bent according to the shape requirements of the pouring process box girder on the steel bars. In the prior art, workers typically lift the bars onto the bar bender and bend the bars through the bar bender.
However, in the process of bending the steel bars, workers need to manually hold the steel bars in the whole process, and then the steel bar bending machine bends the bent parts on the steel bars one by one, so that the operation is labor-consuming and the processing efficiency is low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a full-automatic bending production line and a full-automatic bending production process for a steel bar.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
the first aspect of the embodiment of the application provides a full-automatic bending production line for reinforcing steel bars, which comprises a reinforcing steel bar scattering machine, a reinforcing steel bar feeding machine, a conveying device, a bending device and a placing table, wherein the discharging end of the reinforcing steel bar scattering machine is connected with the feeding end of the reinforcing steel bar feeding machine, the discharging end of the reinforcing steel bar feeding machine is connected with the feeding end of the conveying device, a mechanical claw for clamping the reinforcing steel bars is arranged between the discharging end of the conveying device and the bending device in a sliding manner, and the placing table is arranged on one side of the bending device;
Wherein, bending apparatus is including setting up subaerial track, two at least crooked boards that set up in the horizontal straight line direction symmetry, and crooked board slides and sets up on the track, is provided with the bending component who is used for crooked reinforcing bar on the roof of crooked board, still is provided with the clamping component who is used for centre gripping reinforcing bar on the roof of crooked board, still is provided with the subassembly that transfers that is used for transferring the reinforcing bar to placing the platform on the crooked board, places and is equipped with the subassembly of unloading that is used for stacking the reinforcing bar on the platform
Further, crooked subassembly includes cover half and movable mould, and the cover half setting is at the top of crooked board, and crooked board internal rotation is provided with driven ring gear, and the cover half is located driven ring gear's middle part, and the movable mould setting is provided with in driven ring gear's top and upwards stretches out the crooked board, is provided with in the crooked board to be used for ordering about driven ring gear pivoted first driving source.
Further, the vertical lift setting of cover half is on the bending machine platform, and bending machine platform internal fixation is provided with the first cylinder that is used for ordering about the cover half and goes up and down, and the vertical lift setting of movable mould is on driven ring gear, and driven ring gear's bottom is fixed to be provided with the second cylinder that is used for ordering about the movable mould and goes up and down.
Further, clamping component includes elevating platform, fixed plate and fly leaf, and the vertical slip of elevating platform sets up in the bending machine, and fixed plate vertical fixation sets up on the elevating platform, and fly leaf horizontal slip sets up on the elevating platform, is provided with the third cylinder that is used for ordering about the vertical lift of fly leaf in the bending machine, is provided with the fourth cylinder that is used for ordering about the slip direction of fly leaf perpendicular to bending machine and removes on the elevating platform.
Further, the transfer assembly comprises a first installation piece and a second installation piece, the first installation piece is arranged in the bending machine table in a sliding mode, a second driving source used for driving the first installation piece to vertically slide is arranged in the bending machine table, the second installation piece is arranged on the first installation piece in a horizontal sliding mode, a third driving source used for driving the second installation piece to horizontally slide on the first installation piece in a direction perpendicular to the sliding direction of the bending machine table is arranged on the first installation piece, and a bearing platform used for bearing reinforcing steel bars is arranged at the top of the second installation piece and close to one end of the placing table.
Further, place the platform and keep away from one side of bending apparatus and be equipped with the district of unloading, it has seted up the bar hole to place bench downward to run through, it is equipped with two at least bar holes to place bench parallel spaced apart, the bar hole extends along the direction of keeping away from bending apparatus, all be provided with the subassembly of unloading between the below in every bar hole, the subassembly of unloading includes the chain, fourth drive source and two sprockets, two sprockets all rotate the both ends that set up and place the platform below and be located the bar hole, the chain is around establishing at two sprockets, the fixed setting in the platform of placing in fourth drive source, the fourth drive source is used for ordering about a sprocket rotation, the outside interval of chain is provided with many push rods, the push rod upwards stretches out the bar hole.
Furthermore, the push rod comprises a connecting part and a hinged part, the connecting part is fixedly connected to the chain, the hinged part is hinged to one end, far away from the chain, of the connecting part, and the hinge axis of the hinged part is parallel to the table surface of the placing table and perpendicular to the axis of the chain wheel.
Further, be provided with the rack along self length direction on the track, the fixed fifth driving source that is provided with on the bending board, the output shaft of fifth driving source has drive gear, drives gear and rack toothing, still vertically has set firmly the fifth cylinder on the bending board, has set firmly the support head on the piston rod of fifth cylinder, and the support head is used for the butt on orbital roof.
Further, the mounting hole has all been seted up near outer edge on the mesa of the crooked board at track both sides edge, goes up and down along vertical direction in the mounting hole and is provided with the baffle, is provided with the sixth cylinder that is used for ordering about the vertical lift of baffle in the crooked board.
The second aspect of the embodiment of the present application provides a full-automatic bending process for reinforcing steel bars, and the full-automatic bending production line for reinforcing steel bars provided by the first aspect of the embodiment of the present application comprises the following steps:
s1, feeding: stacking the steel bars in a steel bar scattering machine, starting the steel bar scattering machine, scattering the steel bars, sending the steel bars into a steel bar feeding machine, and sending the steel bars into a conveying device by the steel bar feeding machine one by one;
S2, transfer: the conveying device transfers the reinforcing steel bars to the discharging end, then the reinforcing steel bars are clamped by the mechanical claws from the discharging end of the conveying device and transferred to the upper part of the bending machine platform to put down the reinforcing steel bars;
s3, tidying: the upper baffle plates of the bending machine tables at the edges of the two sides of the track are lifted, and the two bending machine tables do approaching movement until the baffle plates on the two bending machine tables respectively abut against the two ends of the reinforcing steel bar, and the baffle plates descend below the table top of the bending machine tables;
s4, bending: at least one bending machine station clamps the reinforcing steel bars, a movable die on the bending machine station rotates around a fixed die to bend the reinforcing steel bars on the bending machine station, and the two bending machine stations clamp the reinforcing steel bars alternately and move close to each other to bend the reinforcing steel bars into a specified shape step by step;
s5, discharging: each crooked board loosens the reinforcing bar, and the second installation piece on the crooked board moves, with reinforcing bar lifting and send to placing the platform, places bench push rod motion, promotes to place bench reinforcing bar and piles up to the district of unloading.
The embodiment of the application provides a full-automatic production line of bending of reinforcing bar, including reinforcing bar breaker, reinforcing bar material loading machine, conveyor, bending apparatus and place the platform, the discharge end of reinforcing bar breaker is connected with the feed end of reinforcing bar material loading machine, and the discharge end of reinforcing bar material loading machine is connected with conveyor's feed end, slides between conveyor's discharge end and the bending apparatus and is provided with the gripper that is used for the centre gripping reinforcing bar, places the platform and sets up the one side at bending apparatus. The bending device comprises a rail arranged on the ground, at least two bending machine platforms symmetrically arranged in the horizontal linear direction, the bending machine platforms are arranged on the rail in a sliding mode, a bending assembly used for bending the steel bars, a clamping assembly used for clamping the steel bars and a transferring assembly used for transferring the steel bars to the placing platform are arranged on the top wall of each bending machine platform, and a discharging assembly used for stacking the steel bars is arranged on the placing platform.
The beneficial effects of the invention are as follows: the workman stacks the reinforcing bar on the reinforcing bar scattering machine, scatter the reinforcing bar through the reinforcing bar scattering machine and send into the reinforcing bar material loading machine, the reinforcing bar material loading machine makes the reinforcing bar send into conveyor one by one gradually, conveyor is sent to the reinforcing bar and is close to the position of bending apparatus on the conveyor, the rethread gripper transfers the reinforcing bar from conveyor to the bending assembly of the interior crooked board of bending apparatus, after bending apparatus bends the reinforcing bar, move the reinforcing bar toward placing the platform by transferring the subassembly, finally, will place the reinforcing bar windrow on the platform through the subassembly of unloading and collect. The process adopts automation equipment to produce, and degree of automation is high, and the reinforcing bar bending accuracy is good, saves a large amount of manpowers, has greatly improved reinforcing bar bending efficiency.
Drawings
Fig. 1 is the overall structure schematic diagram of the full-automatic reinforcing bar bending production line of this application embodiment.
Fig. 2 is a schematic cross-sectional structural diagram of an interior of a bending machine according to an embodiment of the disclosure.
Fig. 3 is a schematic structural view of a transfer assembly according to an embodiment of the present disclosure.
FIG. 4 is a schematic cross-sectional view of a bottom of a bending machine according to an embodiment of the present application
Fig. 5 is a partial structural schematic diagram of a placing table according to an embodiment of the present application.
Fig. 6 is a partially enlarged view of a portion a of fig. 5.
Fig. 7 is a schematic structural diagram of a push rod according to an embodiment of the present application.
Wherein, 1, a reinforcing steel bar scattering machine; 2. a reinforcing steel bar feeding machine; 3. a conveying device; 31. a gripper; 4. a bending device; 41. a track; 411. a rack; 42. bending the machine table; 421. a fifth drive source; 422. a drive gear; 423. a fifth cylinder; 424. a support head; 43. a bending assembly; 431. fixing a mold; 432. moving the mold; 433. a driven gear ring; 434. a first drive source; 435. a first cylinder; 436. a second cylinder; 44. a clamping assembly; 441. a lifting platform; 442. a fixing plate; 443. a movable plate; 444. a third cylinder; 445. a fourth cylinder; 45. a transfer assembly; 451. a first mounting piece; 452. a second mounting piece; 453. a second drive source; 454. a third drive source; 455. a support platform; 46. a baffle plate; 461. mounting holes; 462. a sixth cylinder; 5. a placing table; 51. a discharge area; 52. a strip-shaped hole; 53. a discharge assembly; 531. a chain; 532. a fourth drive source; 533. a sprocket; 534. a push rod; 5341. a connecting portion; 5342. a hinge portion.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example one
The embodiment of the invention provides a full-automatic bending production line of reinforcing steel bars, and with reference to fig. 1, the production line comprises a reinforcing steel bar scattering machine 1, a reinforcing steel bar feeding machine 2, a conveying device 3, a bending device 4 and a placing table 5, wherein the discharge end of the reinforcing steel bar scattering machine 1 is connected with the feed end of the reinforcing steel bar feeding machine 2, the discharge end of the reinforcing steel bar feeding machine 2 is connected with the feed end of the conveying device 3, a mechanical claw 31 for clamping the reinforcing steel bars is arranged between the discharge end of the conveying device 3 and the bending device 4 in a sliding manner, and the placing table 5 is arranged on one side of the bending device 4.
Wherein, reinforcing bar scattering machine 1 and reinforcing bar material loading machine 2 can refer to patent publication No. CN 112660711A's patent, and reinforcing bar scattering machine 1 is used for supplying the workman to stack the reinforcing bar to arrange the back of scattering with the reinforcing bar, send into reinforcing bar material loading machine 2 in proper order with single reinforcing bar form, reinforcing bar material loading machine 2 is reinforcing bar material twisting machine, sends into conveyor 3 with accurate interval time, one by one with the reinforcing bar of the single form that reinforcing bar scattering machine 1 sent into. Conveyor 3 can adopt and extend to the frame of bending apparatus 4 material loading end from 2 discharge ends of reinforcing bar material loading machine to and roll a plurality of conveying rollers of installation in the frame and constitute, and the conveying roller in the frame is through the motor drive rotation. The gripper 31 adopts the cylinder drive to grab and hold the action, and the output device frame is close to one side welded mounting of bending apparatus 4, and gripper 31 is along the shortest straight line direction slidable mounting between conveyor 3 and bending apparatus 4 on the mounting bracket to gripper 31 promotes the removal through installing the cylinder on the mounting bracket, and gripper 31's part can vertically stretch out and draw back to grab the reinforcing bar that is located on the output device and transfer the reinforcing bar in bending apparatus 4 top.
Referring to fig. 2, the bending apparatus 4 includes a rail 41 and at least two bending tables 42, the rail 41 is fixedly installed on the ground by anchor bolts, the rail 41 is parallel to the steel bars on the conveyor 3, a plurality of guide wheels are installed below the bending tables 42, and the bending tables 42 are slidably installed on the rail 41 by the guide wheels. The bending machine table 42 is provided with a bending assembly 43, a clamping assembly 44 and a transferring assembly 45 on the top wall, wherein the bending assembly 43 is used for bending the steel bars, the clamping assembly 44 is used for clamping the steel bars, and the transferring assembly 45 is used for transferring the steel bars to the placing table 5. The clamping assembly 44 and the transferring assembly 45 are both located on one side of the bending assembly 43 on the bending machine base 42 close to the center of the bending machine bases 42 on the track 41, and when the number of the bending machine bases 42 is singular, the clamping assembly 44 and the transferring assembly 45 on the bending machine base 42 located in the middle of the bending machine bases 42 are both located on the same side of the bending assembly 43.
The steel bar scattering machine 1 is used for scattering piled steel bars and sending the scattered steel bars into the steel bar feeding machine 2, the steel bar feeding machine 2 is used for feeding the steel bars into the output device one by one at regular time, the output device is used for feeding the steel bars to one side of the bending device 4 from one side of the output end of the steel bar feeding machine 2, and the mechanical claw 31 is used for holding the steel bars from the conveying device 3 and placing the steel bars on the bending device 4. After the reinforcing steel bars are bent by the combined operation of the clamping assemblies 44 and the bending assemblies 43 on the bending machine platforms 42 in the bending device 4, the reinforcing steel bars are transferred to the placing platform 5 by the transfer assembly 45, and the reinforcing steel bars are stacked by the discharging assembly 53 on the placing platform 5. The whole process of the steel bar bending is operated by automatic machinery, a large amount of manpower is saved, and the production efficiency of the steel bar bending is greatly improved.
Specifically, the bending assembly 43 includes a stationary mold 431 and a movable mold 432. The fixed die 431 is arranged at the top of the bending machine platform 42, the driven gear ring 433 is arranged in the bending machine platform 42 in a rotating mode, the driven gear ring 433 is arranged around the fixed die 431, the movable die 432 is arranged at the top of the driven gear ring 433, an installation opening for the movable die 432 to extend upwards on the driven gear ring 433 is formed in the top of the bending machine platform 42, and the installation opening is an arc-shaped waist-shaped hole around the fixed die 431. The fixed die 431 is located in the middle of the driven gear ring 433, and a first driving source 434 for driving the driven gear ring 433 to rotate is arranged in the bending machine table 42. In this embodiment, the first driving source 434 may be a first motor, the first motor is fixed on the bending machine table 42 by bolting, riveting, or the like, a gear is coaxially fixed on an output shaft of the first motor, the gear on the output shaft of the first motor is engaged with the gear of the driven gear ring 433, and the movable mold 432 is driven to reciprocate on the bending machine table 42 by forward and reverse rotation of the output shaft of the first motor. When the gripper 31 places the steel bar on the bending machine platform 42, the steel bar is placed between the movable die 432 and the fixed die 431 on the bending machine platform 42, and then the movable die 432 is driven to rotate around the fixed die 431 by the driving part, so that the steel bar is attached to the fixed die 431 and bent to a certain size.
When the bender station 42 is a plurality of, in order to prevent the reinforcing bar in-process of bending, some movable moulds 432 or fixed moulds 431 on the bender station 42 interfere with the reinforcing bar and hinder, in this application embodiment, the fixed mould 431 is vertically lifted and lowered and set up on the bender station 42, and the movable moulds 432 are vertically lifted and lowered and set up on the driven gear ring 433. Specifically, vertical fixed mounting has the working barrel in the crooked board 42, and coaxial vertical slidable mounting has the lift seat in the working barrel, and the cover half 431 is installed on the roof of lift seat, is provided with first cylinder 435 through the mode fixed of not being limited to bolted connection in the crooked board 42, and first cylinder 435 is located the below of working barrel, and the bottom at the lift seat is connected to the piston rod of first cylinder 435. A second cylinder 436 is fixedly provided to the bottom of the driven ring gear 433 by means of a bolt connection, and a piston rod of the second cylinder 436 is connected to the bottom of the movable die 432.
The piston rods of the first air cylinder 435 and the second air cylinder 436 stretch out and draw back, so that the movable die 432 and the fixed die 431 can be driven to sink into the bending machine table 42 or extend out of the bending machine table 42 quickly, the movable die 432 can be reset conveniently, the movable die 432 and the fixed die 431 can be sunk into the bending machine table 42 timely according to the requirement of bending a steel bar, and interference and obstruction to bending of the steel bar are effectively prevented.
In the embodiment of the present application, the clamping assembly 44 includes a lifting platform 441, a fixed plate 442 and a movable plate 443, a sliding rail is vertically installed in the bending machine platform 42, the lifting platform 441 is vertically and slidably installed on the sliding rail, the fixed plate 442 is vertically and fixedly installed on the lifting platform 441 through a bolt, the lifting platform 441 is provided with a waist-shaped hole, and the movable plate 443 and the lifting platform 441 are connected by passing through the movable plate 443 and the waist-shaped hole simultaneously through a bolt. The bolt on the movable plate 443 horizontally slides in the kidney-shaped hole perpendicular to the longitudinal direction of the rail 41, and the working surfaces of the movable plate 443 and the fixed plate 442 for clamping the reinforcing steel bars are parallel to the longitudinal direction of the rail 41. A third cylinder 444 is vertically fixed in the bending machine platform 42 by means of, but not limited to, bolt fastening, and a piston rod of the third cylinder 444 is fixedly connected to the bottom of the lifting platform 441, so as to drive the movable plate 443 to vertically lift. A fourth cylinder 445 is horizontally fixed on the lifting platform 441 by means of bolt fastening, etc., and a piston rod of the fourth cylinder 445 is fixedly connected with the movable plate 443 for driving the movable plate 443 to slide on the lifting platform 441.
In the embodiment of the present application, the clamping assembly 44 is located on one side of the bending assembly 43 on the bending machine base 42 near the middle of all the bending machine bases 42 on the track 41, and when bending the steel bar, the clamping assembly 44 clamps the steel bar first, and then the bending assembly 43 bends the end of the steel bar outside the bending mechanism. When the steel bar is bent by only two bending machines 42, the clamping assembly 44 of one bending machine 42 clamps the steel bar and the bending assembly 43 of the other bending machine 42 bends the steel bar. The reinforcing bar is bent under the reinforcing bar clamping and fixing state, the reinforcing bar can be effectively prevented from popping up, and the safety of the reinforcing bar bending process is improved.
Referring to fig. 3, the transferring assembly 45 includes a first mounting piece 451 and a second mounting piece 452, specifically, a first slide rail is vertically mounted on one side of the bending assembly 43, which is close to another bending machine table 42, in the bending machine table 42, the first mounting piece 451 is slidably mounted on the first slide rail, a second slide rail is horizontally mounted on the second mounting piece 452, the second mounting piece 452 is slidably mounted on the second slide rail, a second driving source 453 is disposed on the bending machine table 42 for driving the first mounting piece 451 to vertically slide, and a third driving source 454 is disposed on the second mounting piece 452 for driving the second mounting piece to horizontally slide relative to the first mounting piece 451. A support base 455 for supporting the reinforcing bars is provided at one end of the top of the second mounting piece 452 close to the placing table 5, and when the second mounting piece 452 is moved toward the placing table 5, the reinforcing bars on the placing table 5 can be lifted upward by the support base 455 and sent toward the placing table 5.
In this application embodiment, the second driving source 453 can be a cylinder, the cylinder body is fixedly mounted on the bending machine table 42, a piston rod of the cylinder is vertically connected to the first mounting piece 451, the third driving source 454 can be a driving motor, a rack is mounted on the first mounting piece 451 along a sliding rail of the second mounting piece 452, the driving motor is mounted on the second mounting piece 452, and the driving is performed
In the process of transferring the reinforcing bars, the second driving source 453 is first activated to lift the reinforcing bars positioned in the bending unit 43 upward by the support base 455 of the raised second mounting piece 452, then the third driving source 454 is activated to push the reinforcing bars toward the placing base 5, and finally the second driving source 453 and the third driving source 454 are reset to return the first mounting piece 451 and the second mounting piece 452 to their original positions. In other embodiments, the second driving source 453 may be a driving motor, the third driving source 454 may be an air cylinder, and the same driving method may be used for both the second driving source 453 and the third driving source 454.
Referring to fig. 4, in order to allow the bending machine base 42 to move on the rail 41, a rack 411 is provided on the rail 41 along the longitudinal direction thereof, a fifth driving source 421 is fixedly provided on the bending machine base 42, the fifth driving source 421 employs a servo motor, a driving gear 422 is coaxially connected to an output shaft of the fifth driving source 421, and the driving gear 422 is engaged with the rack 411 on the rail 41. When the fifth driving source 421 is activated, the bending machine platform 42 is driven to move linearly on the rail 41 by the meshing transmission between the driving gear 422 and the rack 411 on the rail 41 and the guiding action of the guide rail on the bending machine platform 42.
And, in this application embodiment, still fixed mounting has the fifth cylinder 423 on the bending board 42, and the vertical setting of fifth cylinder 423, the vertical downward piston rod of fifth cylinder 423 is connected with supporting head 424, and supporting head 424 can be the metal material, and supporting head 424 is towards track 41, and when the piston rod of fifth cylinder 423 extended, supporting head 424 can the butt on the roof of track 41. The support head 424 is tightly abutted against the rail 41 by extending the piston rod of the fifth cylinder 423, so that the bending machine table 42 can be effectively supported and fixed on the rail 41. In order to make the bending machine platform 42 be stable as a whole when being supported and fixed, in the embodiment of the present application, a plurality of fifth cylinders 423 are uniformly distributed on the bending machine platform 42 to uniformly and stably support the bending machine platform 42.
The fifth driving source 421 and the fifth cylinder 423 in the bending machine 42 are controlled to open and close by a PLC program, so that the bending machine 42 automatically travels on the rail 41 and is accurately positioned and fixed. Further, in order to improve the bending precision of the reinforcing steel bar, mounting holes 461 have been opened near the outer edge on the table top of the bending machine table 42 at the two side edges of the rail 41, and baffles 46 are arranged in the mounting holes 461 in the vertical direction in a lifting manner. Wherein, be located track 41 and vertically install sixth cylinder 462 in the outermost crooked board 42 in both sides, the piston rod of sixth cylinder 462 and the bottom fixed connection of baffle 46.
After the gripper 31 places the steel bar on the bending machine base 42, the piston rod of the sixth cylinder 462 extends out, the baffle 46 is lifted out of the bending machine base 42 from the installation hole 461, and then the two bending machine bases 42 located at the outermost edges on the track 41 perform a relative approaching motion, for example, one bending machine base 42 moves to approach the other bending machine base 42, or the two machine bases move synchronously to approach. Until the baffles 46 on the two bending machines 42 abut against the end parts of the two ends of the reinforcing steel bars respectively, zero setting before bending operation of the reinforcing steel bars is finished, each reinforcing steel bar can be guaranteed to be accurately bent into the same shape, and the bending precision of the reinforcing steel bars is improved.
Referring to fig. 5 and 6, a discharging area 51 is provided on a side of the placing table 5 away from the bending apparatus 4, in this embodiment, the discharging area 51 is a steel bar placing frame welded by steel bars, the placing frame is installed on the ground, and an opening of the placing frame is opposite to an edge of a table top of the placing table 5 away from the bending apparatus 4. The placing table 5 is provided with a strip-shaped hole 52 which penetrates through the placing table 5 downwards, the length direction of the strip-shaped hole 52 is parallel to the linear direction between the bending device 4 and the discharging area 51, two strip-shaped holes 52 are arranged on the placing table 5 at intervals in parallel, a group of discharging assemblies 53 are arranged below each strip-shaped hole 52, and reinforcing steel bars on the table top of the placing table 5 can be pushed to the discharging area 51 in order through the discharging assemblies 53 in at least two strip-shaped holes 52.
In this embodiment, the discharging assembly 53 includes a chain 531, a fourth driving source 532 and two chain wheels 533, the two chain wheels 533 are rotatably mounted below the placing table 5, the two chain wheels 533 are respectively located at two ends of the strip-shaped hole 52, the chain 531 is wound on the two chain wheels 533, the fourth driving source 532 can be a driving motor, the driving motor is fixed on the placing table 5 by means of bolts and the like, and an output shaft of the driving motor is connected to any one of the chain wheels 533 in a matching manner to drive the chain wheel 533 to rotate. The outside of the chain 531 is connected with a push rod 534, which extends upwards from the strip-shaped hole 52 to the top of the placing table 5, and in the rotating process of the chain 531, the push rod 534 can contact with the steel bars on the placing table 5 and push the steel bars on the placing table 5 to move towards the unloading area 51. In the embodiment of the present application, a plurality of push rods 534 on the chain 531 are spaced along the circumference of the chain 531, and each push rod 534 is welded to one connection on the chain 531.
Referring to fig. 7, in order to prevent the push rod 534 extended from the strip hole 52 from obstructing and interfering the bending of the reinforcing bar, the push rod 534 includes a connection portion 5341 and a hinge portion 5342 in the present embodiment. The connecting portion 5341 is fixedly connected to the chain 531, the hinge portion 5342 is hinged to one end of the connecting portion 5341 far away from the chain 531, and a hinge axis of the hinge portion 5342 is parallel to the table top of the placing table 5 and perpendicular to an axis of the sprocket 533. Specifically, the connecting portion 5341 and the hinge portion 5342 are elastically hinged to each other, a torsion spring is sleeved on a rotating shaft of the hinge portion 5342, one end of the torsion spring is fixedly connected to the connecting portion 5341, the other end of the torsion spring is fixedly connected to the hinge portion 5342, and the spring is used for driving the hinge portion 5342 to rotate on the connecting portion 5341 in the same straight line state.
The working process of the invention is as follows: the workman stacks the reinforcing bar on reinforcing bar scattering machine 1, after starting reinforcing bar scattering machine 1, reinforcing bar scattering machine 1 breaks up the reinforcing bar and sends into reinforcing bar material loading machine 2, reinforcing bar material loading machine 2 rubs the material to the reinforcing bar that gets into, make the reinforcing bar send into conveyor 3 one by one by one, the conveying roller on the conveyor 3 rotates, send to the reinforcing bar to the position that is close to bending apparatus 4 on the conveyor 3, rethread gripper 31 snatchs the reinforcing bar from conveyor 3, and send to behind the conveyor 3 top, fall the reinforcing bar, make the reinforcing bar be arranged in the crooked subassembly 43 of two crooked board 42 on bending apparatus 4.
The elevating platform 441 in the bending machine 42 is raised, so that the fixed plate 442 and the movable plate 443 on the elevating platform 441 are respectively located at two sides of the reinforcing bar, and the movable plate 443 approaches the fixed plate 442 to clamp the reinforcing bar. Then, the first driving source 434 in the bender base 42 is started to rotate the driven ring gear 433 on the bender base 42, so as to drive the movable mold 432 to rotate around the fixed mold 431, and thus, the movable mold 432 pushes the steel bars to fit the fixed mold 431 and bend into a shape.
After the steel bar is bent and formed, the second mounting pieces 452 on the bending machine base 42 are lifted, the steel bar on the bending machine base 42 is lifted to a position between the driven mold 432 and the fixed mold 431 to be separated, and the steel bar is transferred to the placing table 5 through the second mounting pieces 452. The fourth driving source 532 below the placing table 5 is started to drive the chain 531 to rotate, and the push rod 534 extending out of the table top of the placing table 5 is made to push the steel bars to move towards the unloading area 51 until the steel bars fall and are stacked in the unloading area 51. The reinforcing bar is from getting material, material loading, bending to be piled up to unloading, and whole journey all adopts automated equipment to produce, and degree of automation is high, and the reinforcing bar bending accuracy is good, saves a large amount of manpowers, has greatly improved reinforcing bar bending efficiency.
Example two
Based on the same inventive concept, another embodiment of the application provides a full-automatic bending process for steel bars, which comprises the following steps:
s1, feeding: the reinforcing steel bars are stacked in the reinforcing steel bar scattering machine 1, the reinforcing steel bar scattering machine 1 is started, the reinforcing steel bars are scattered and sent to the reinforcing steel bar feeding machine 2, and the reinforcing steel bars are separated one by the reinforcing steel bar feeding machine 2 and sent to the conveying device 3.
S2, transfer: the conveying device 3 transfers the reinforcing bars to the discharging end, and the reinforcing bars are clamped from the discharging end of the conveying device 3 by the mechanical claw 31 and transferred to the upper part of the bending machine 42 to put down the reinforcing bars.
S3, tidying: the baffles 46 on the bending machines 42 on the two side edges of the track 41 are lifted, and the two bending machines 42 move closer until the baffles 46 on the two bending machines 42 respectively abut against the two ends of the steel bar, and the baffles 46 descend below the top of the bending machines 42, so as to complete the alignment and zero calibration before the bending machines 42 bend the steel bar.
S4, bending: when there are only two bending machines 42, one bending machine 42 clamps the steel bars, and then the movable mold 432 on the other bending machine 42 rotates around the fixed mold 431 to bend the steel bars on the bending machines 42, and the two bending machines 42 alternately clamp the steel bars and make a close motion to gradually bend the steel bars into a specified shape.
S41, bending: when there are a plurality of bending machines 42, at least one bending machine 42 clamps the reinforcing steel bars, then the movable dies 432 on the bending machines 42 close to the end parts of the reinforcing steel bars and needing to bend the reinforcing steel bars are rotated around the fixed dies 431 to bend the reinforcing steel bars on the bending machines 42, and then the bending machines 42 move on the rails 41 to gradually bend the reinforcing steel bars into a specified shape from one side end parts of the reinforcing steel bars to the other side end parts of the reinforcing steel bars, or from the two side end parts of the reinforcing steel bars to the middle parts of the reinforcing steel bars and bend the reinforcing steel bars into the specified shape;
s5, discharging: the reinforcing steel bars are loosened by the bending machine platforms 42, the second installation pieces 452 on the bending machine platforms 42 firstly move upwards relative to the first installation pieces 451, the reinforcing steel bars located between the movable mold 432 and the fixed mold 431 are lifted upwards, then the first installation pieces 451 horizontally move relative to the bending machine platforms 42, the reinforcing steel bars are sent to the placing platform 5, the chains 531 below the placing platform 5 rotate, the push rods 534 extending out of the placing platform 5 move, and the reinforcing steel bars on the placing platform 5 are pushed to the discharging area 51 to be stacked.
It should be apparent to those skilled in the art that while the preferred embodiments of the present invention have been described, additional variations and modifications to those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the machine equivalent technology of the claims of the present invention, it is intended that the present invention also include such modifications and variations.

Claims (10)

1. The utility model provides a full-automatic production line of bending of reinforcing bar which characterized in that: the steel bar scattering machine comprises a steel bar scattering machine (1), a steel bar feeding machine (2), a conveying device (3), a bending device (4) and a placing table (5), wherein the discharge end of the steel bar scattering machine (1) is connected with the feed end of the steel bar feeding machine (2), the discharge end of the steel bar feeding machine (2) is connected with the feed end of the conveying device (3), a mechanical claw (31) for clamping a steel bar is arranged between the discharge end of the conveying device (3) and the bending device (4) in a sliding mode, and the placing table (5) is arranged on one side of the bending device (4);
the bending device (4) comprises a rail (41) arranged on the ground and at least two bending machine platforms (42) symmetrically arranged in the horizontal straight line direction, the bending machine platforms (42) are arranged on the rail (41) in a sliding mode, a bending assembly (43) used for bending the steel bars is arranged on the top wall of each bending machine platform (42), a clamping assembly (44) used for clamping the steel bars is further arranged on the top wall of each bending machine platform (42), a transferring assembly (45) used for transferring the steel bars to the placing platform (5) is further arranged on each bending machine platform (42), and a discharging assembly (53) used for stacking the steel bars is arranged on each placing platform (5).
2. The full-automatic bending production line for the reinforcing steel bars as claimed in claim 1, wherein the bending assembly (43) comprises a fixed die (431) and a movable die (432), the fixed die (431) is arranged at the top of the bending machine table (42), a driven gear ring (433) is rotatably arranged in the bending machine table (42), the fixed die (431) is located in the middle of the driven gear ring (433), the movable die (432) is arranged at the top of the driven gear ring (433) and extends upwards out of the bending machine table (42), and a first driving source (434) for driving the driven gear ring (433) to rotate is arranged in the bending machine table (42).
3. The full-automatic steel bar bending production line according to claim 2, wherein the fixed die (431) is vertically arranged on the bending machine table (42) in a lifting manner, a first air cylinder (435) for driving the fixed die (431) to lift is fixedly arranged in the bending machine table (42), the movable die (432) is vertically arranged on the driven gear ring (433) in a lifting manner, and a second air cylinder (436) for driving the movable die (432) to lift is fixedly arranged at the bottom of the driven gear ring (433).
4. The full-automatic bending production line for reinforcing steel bars as claimed in claim 1, wherein the clamping assembly (44) comprises a lifting table (441), a fixed plate (442) and a movable plate (443), the lifting table (441) is vertically slidably disposed in the bending table (42), the fixed plate (442) is vertically and fixedly disposed on the lifting table (441), the movable plate (443) is horizontally slidably disposed on the lifting table (441), a third cylinder (444) for driving the movable plate (443) to vertically lift is disposed in the bending table (42), and a fourth cylinder (445) for driving the movable plate (443) to move perpendicular to the sliding direction of the bending table (42) is disposed on the lifting table (441).
5. The full-automatic bending production line of reinforcing steel bars as claimed in claim 1, wherein the transfer assembly (45) comprises a first mounting piece (451) and a second mounting piece (452), the first mounting piece (451) is slidably disposed in the bending machine table (42), a second driving source (453) for driving the first mounting piece (451) to vertically slide is disposed in the bending machine table (42), the second mounting piece (452) is horizontally slidably disposed on the first mounting piece (451), a third driving source (454) for driving the second mounting piece (452) to horizontally slide on the first mounting piece (451) perpendicular to the sliding direction of the bending machine table (42) is disposed on the first mounting piece (451), and a supporting table (455) for supporting the reinforcing steel bars is disposed at one end of the top of the second mounting piece (452) close to the placing table (5).
6. The full-automatic bending production line of reinforcing steel bars as claimed in claim 5, wherein a discharging area (51) is arranged on one side of the placing table (5) far away from the bending device (4), a strip-shaped hole (52) is formed in the placing table (5) in a downward penetrating manner, at least two strip-shaped holes (52) are formed in the placing table (5) in parallel at intervals, the strip-shaped holes (52) extend in the direction far away from the bending device (4), a discharging assembly (53) is arranged below each strip-shaped hole (52), each discharging assembly (53) comprises a chain (531), a fourth driving source (532) and two chain wheels (533), the two chain wheels (533) are rotatably arranged below the placing table (5) and located at two ends of each strip-shaped hole (52), the chain (531) is wound on the two chain wheels (533), and the fourth driving source (532) is fixedly arranged on the placing table (5), the fourth driving source (532) is used for driving a chain wheel (533) to rotate, a plurality of push rods (534) are arranged on the outer side of the chain (531) at intervals, and the push rods (534) extend out of the strip-shaped holes (52) upwards.
7. The full-automatic bending production line for the reinforcing steel bars as claimed in claim 6, wherein the push rod (534) comprises a connecting portion (5341) and a hinge portion (5342), the connecting portion (5341) is fixedly connected to the chain (531), the hinge portion (5342) is hinged to one end of the connecting portion (5341) far away from the chain (531), and a hinge axis of the hinge portion (5342) is parallel to a table top of the placing table (5) and perpendicular to an axis of the chain wheel (533).
8. The full-automatic bending production line for the reinforcing steel bars as claimed in claim 1, wherein a rack (411) is arranged on the rail (41) along the length direction of the rail, a fifth driving source (421) is fixedly arranged on the bending machine table (42), an output shaft of the fifth driving source (421) is connected with a driving gear (422), the driving gear (422) is meshed with the rack (411), a fifth cylinder (423) is further vertically and fixedly arranged on the bending machine table (42), a piston rod of the fifth cylinder (423) is fixedly provided with a support head (424), and the support head (424) is used for abutting against the top wall of the rail (41).
9. The full-automatic bending production line for the steel bars according to any one of claims 1 to 8, wherein mounting holes (461) are formed in the table top of the bending machine table (42) on the two side edges of the rail (41) and close to the outer edge, a baffle (46) is vertically arranged in each mounting hole (461) in a lifting mode, and a sixth air cylinder (462) for driving the baffle (46) to vertically lift is arranged in each bending machine table (42).
10. A full-automatic steel bar bending process adopts the full-automatic steel bar bending production line as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:
S1, feeding: stacking the steel bars in a steel bar scattering machine (1), starting the steel bar scattering machine (1), scattering the steel bars and sending the steel bars into a steel bar feeding machine (2), and sending the steel bars into a conveying device (3) one by one in a separated manner by the steel bar feeding machine (2);
s2, transfer: the conveying device (3) transfers the reinforcing steel bars to the discharging end, then the reinforcing steel bars are clamped by the mechanical claw (31) from the discharging end of the conveying device (3) and transferred to the upper part of the bending machine table (42) to put down the reinforcing steel bars;
s3, tidying: the baffle plates (46) on the bending machine platforms (42) at the edges of the two sides of the track (41) are lifted, and the two bending machine platforms (42) move close to each other until the baffle plates (46) on the two bending machine platforms (42) are respectively abutted against the two ends of the steel bar, and the baffle plates (46) are descended below the table top of the bending machine platforms (42);
s4, bending: at least one bending machine table (42) clamps the reinforcing steel bars, then a movable die (432) on the bending machine table (42) rotates around a fixed die (431) to bend the reinforcing steel bars on the bending machine table (42), and the two bending machine tables (42) alternately clamp the reinforcing steel bars and make approaching movement to gradually bend the reinforcing steel bars into a specified shape;
s5, discharging: the reinforcing steel bars are loosened by the bending machine platforms (42), the second mounting pieces (452) on the bending machine platforms (42) move, the reinforcing steel bars are lifted and sent to the placing platform (5), the push rods (534) on the placing platform (5) move, and the reinforcing steel bars on the placing platform (5) are pushed to the discharging area (51) to be stacked.
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Publication number Priority date Publication date Assignee Title
CN117102386A (en) * 2023-10-25 2023-11-24 连云港中砼新型建筑科技有限公司 Reinforcing bar equipment of bending for concrete prefab production and processing

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US3812694A (en) * 1970-11-30 1974-05-28 P Peddinghaus Bending machine for metal rods
CN201711452U (en) * 2010-05-18 2011-01-19 中国建筑科学研究院建筑机械化研究分院 Two-way automatic moving steel bar bending machine
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CN105382129A (en) * 2015-12-19 2016-03-09 李加振 Bending machine for steel bar frame used for building bridge
TWM528807U (en) * 2016-02-15 2016-09-21 Yi Wang Machinery Co Ltd Conveying mechanism using in steel bar bending machine
CN106825319A (en) * 2017-04-07 2017-06-13 长葛市老城昌宝建筑机械配件厂 Angle-bender with flush plate
CN212144312U (en) * 2020-04-23 2020-12-15 北京腾达安顺科技有限公司 Bending device is used in construction steel bar processing
CN217343339U (en) * 2022-05-20 2022-09-02 成都固特机械有限责任公司 Full-automatic bending production line for steel bars

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Publication number Priority date Publication date Assignee Title
US3812694A (en) * 1970-11-30 1974-05-28 P Peddinghaus Bending machine for metal rods
DE2215490A1 (en) * 1972-03-29 1973-10-04 Peddinghaus Carl Ullrich Dr BENDING MACHINE FOR CONCRETE STEEL BARS IN PARTICULAR
CN201711452U (en) * 2010-05-18 2011-01-19 中国建筑科学研究院建筑机械化研究分院 Two-way automatic moving steel bar bending machine
CN105382151A (en) * 2015-12-19 2016-03-09 济南陆枋志合信息技术有限公司 Circular reinforcement fame bending device
CN105382129A (en) * 2015-12-19 2016-03-09 李加振 Bending machine for steel bar frame used for building bridge
TWM528807U (en) * 2016-02-15 2016-09-21 Yi Wang Machinery Co Ltd Conveying mechanism using in steel bar bending machine
CN106825319A (en) * 2017-04-07 2017-06-13 长葛市老城昌宝建筑机械配件厂 Angle-bender with flush plate
CN212144312U (en) * 2020-04-23 2020-12-15 北京腾达安顺科技有限公司 Bending device is used in construction steel bar processing
CN217343339U (en) * 2022-05-20 2022-09-02 成都固特机械有限责任公司 Full-automatic bending production line for steel bars

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117102386A (en) * 2023-10-25 2023-11-24 连云港中砼新型建筑科技有限公司 Reinforcing bar equipment of bending for concrete prefab production and processing
CN117102386B (en) * 2023-10-25 2024-04-09 连云港中砼新型建筑科技有限公司 Reinforcing bar equipment of bending for concrete prefab production and processing

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