CN111922251B - Complete set of method for reinforcing steel bar blanking optimization and automatic processing and management based on BIM - Google Patents
Complete set of method for reinforcing steel bar blanking optimization and automatic processing and management based on BIM Download PDFInfo
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Abstract
The invention relates to a complete set of method for reinforcing steel bar blanking optimization and automatic processing and management based on BIM. Including S1: after a steel bar BIM model is established, analyzing steel bar information needing to be processed, obtaining a cutting scheme by using a blanking optimization algorithm, compiling a bin sorting algorithm to distribute bin positions of the cut steel bar semi-finished product, and writing the corresponding cutting scheme and the bin position information into a steel bar processing bill; s2: the computer uploads the steel bar processing material list to the cloud database, and the automatic processing equipment reads the steel bar processing material list and performs automatic cutting, transportation and sorting of the steel bars; s3: and collecting all information in the processing process of the reinforcing steel bars, uploading the information to the unified management platform in real time, updating the processing condition of the reinforcing steel bars by the unified management platform in real time, and establishing a digital ledger so as to realize fine management of the processing of the reinforcing steel bars. The invention improves the utilization rate of the raw material of the steel bar and saves the engineering cost; the refined management of the steel bar processing site is realized, and the problems of extensive steel bar processing management and difficult statistics are radically solved.
Description
Technical Field
The invention relates to the technical field of building engineering processing, in particular to a complete set of method for blanking optimization and automatic processing and management of reinforcing steel bars based on BIM.
Background
The reinforcing steel bars are important components in the building engineering, and directly influence the engineering cost and the construction period. At present, the domestic steel bar blanking processing still mainly adopts manual matching simple machinery, the steel bar processing management is relatively extensive, and the processing precision is low. Most project reinforcing bar structures are complicated, the form is various, lead to the reinforcing bar tradition to turn over the appearance, the unloading work degree of difficulty is very big, reinforcing bar error of processing often appears, lead to the protective layer of reinforcing bar on-the-spot ligature to be difficult to control the scheduling problem. In the aspect of the utilization rate of the raw steel bar, the optimized steel bar cutting and blanking scheme is difficult to realize by the traditional mode, and the utilization rate of the raw steel bar is only about 95 percent.
Chinese patent publication No. CN201910080024.5, a BIM-based steel bar non-patterning processing method, refers to accurately drawing a reinforced concrete model by using BIM software, performing preliminary inspection on steel bars, outputting BVBS data, importing the BVBS data into a BIM interface, performing optimization cutting processing on the data, and guiding equipment processing. However, the method has the problems of incomplete modeling function, low modeling efficiency and incapability of meeting the requirement of refined steel bar modeling, and construction process details such as on-site multilayer steel bar protection layers, steel bar joint forms and the like are not fully considered, so that the method is limited in application in practical engineering.
According to the invention, a BIM software-based secondary plug-in is used for modeling the reinforcing steel bar, automatically generating a blanking list and uploading the blanking list to a cloud database, automatic equipment directly obtains the blanking list from the cloud database, and a unified control platform is also arranged to update data of each node in the reinforcing steel bar processing process in real time. Compared with the above patent, the method has greater advantages in the aspects of establishing a steel bar model, automatically generating an optimal steel bar blanking scheme, improving the utilization rate of the steel bars, realizing on-site refined management of the steel bars and the like.
Disclosure of Invention
Aiming at the problems, the invention provides a complete set of method for reinforcing steel bar blanking optimization and automatic processing and management based on BIM, which comprises the following steps:
s1 reinforcing steel bar blanking optimization and material list generation
After a steel bar BIM model of actual engineering is established, the length and the number of steel bars to be processed are analyzed, a cutting scheme with the highest utilization rate of raw steel bars is obtained by utilizing a blanking optimization algorithm, bin positions of cut steel bar semi-finished products are distributed by a bin sorting algorithm, and corresponding cutting schemes and bin position information are written into a steel bar processing material sheet;
s2: network communication and automatic processing of reinforcing steel bar processing equipment
Establishing network communication among a computer, a cloud database and reinforcing steel bar processing equipment, uploading the reinforcing steel bar processing material list to the cloud database by the computer, directly obtaining the reinforcing steel bar processing material list in the cloud database by the automatic processing equipment through a network, and automatically cutting, transporting and sorting the reinforcing steel bars according to a cutting scheme and bin information in the reinforcing steel bar processing material list;
s3: refined management of steel bar processing
Data information, raw steel bar material entering and detecting information and semi-finished steel bar product ex-warehouse information in the steel bar processing process in the S2 are acquired through an acquisition terminal and uploaded to a unified management platform in real time, the unified management platform updates the steel bar processing condition in real time according to the acquired data information and establishes a digital account so as to realize fine management of steel bar processing.
Preferably, the data information in S3 includes information on actual processing progress and warehousing/warehousing records of the steel bars at each node of the steel bar input, cutting, bending, storage in a bin, and output from the raw material.
Preferably, the collection terminal in S3 includes, but is not limited to, a mobile phone terminal, a handheld computer, and a smart television.
Preferably, S1 includes the steps of:
s11: respectively drawing four modeling methods in BIM software based on a surface, a line, a family and a boundary and freely, automatically calculating the actual distance between each layer of steel bars and the surface of concrete through picking-up operation, and establishing a steel bar actual position model;
s12: cutting off the steel bars and adding a joint mode according to the layered casting information steel bars by using a surface cutting mode and a length combination cutting mode, and then creating a mechanical connecting sleeve according to the joint mode;
s13: and analyzing the length and the number of the steel bars to be processed according to the information contained in the actual position model of the steel bars, obtaining a cutting scheme with the highest utilization rate of the raw material of the steel bars by utilizing a blanking optimization algorithm, compiling a bin of a semi-finished steel bar product after cutting by a bin sorting algorithm, and writing the corresponding cutting scheme and bin information into a steel bar processing material list.
Preferably, the step in S13 is specifically:
reading information contained in the actual position model of the reinforcing steel bar, analyzing the length and the number of the reinforcing steel bar to be processed, combining the length of the selected reinforcing steel bar raw material, comprehensively considering excess materials and measure bars, and obtaining a cutting scheme with the highest utilization rate of the reinforcing steel bar raw material by applying an operation research blanking optimization algorithm; and a bin sorting algorithm is compiled to distribute bin positions of the cut steel bar semi-finished products, and corresponding optimal steel bar cutting schemes and bin position information are written into the steel bar processing material list.
Preferably, the information of the model of the actual position of the steel bar includes the length, specification, shape, protective layer and joint form of the steel bar.
Preferably, the steel bar processing material list comprises but is not limited to steel bar cutting length and quantity, shape, joint threading processing form and a designated bin after processing.
Preferably, the present invention is applied to an automated processing apparatus including a reinforcing bar cutting apparatus, a transport line, a flap device, and a bin, wherein S2 includes the steps of:
a single computer uploads the reinforcing steel bar processing material list to a cloud database, automatic processing equipment directly obtains the reinforcing steel bar processing material list in the cloud database through a network, a PLC (programmable logic controller) arranged in the equipment reads information of cutting and sorting of reinforcing steel bars in the reinforcing steel bar processing material list, the automatic processing equipment automatically cuts the reinforcing steel bars, and the reinforcing steel bars enter the designated stock bin through the conveying line and the plate turnover device.
Preferably, the building of the model in S1 further considers that the length of the steel bar hook is automatically calculated to be the minimum length allowed in the construction specification requirement.
Preferably, when the actual position model of the steel bar is established in S1, the arc surface and the irregular shape of the steel bar are identified by a spatial analysis algorithm.
Compared with the prior art, the BIM-based complete method for reinforcing steel bar blanking optimization and automatic processing and management has the following characteristics and advantages:
(1) can process the reinforcing bar of different length specifications according to the processing demand, by the automatic processing data that generates of software to automatically, need not artifical the setting in leading-in processing data arrives the machine. In the reinforcing bar course of working, need not manual operation, carried out automatic feed bin to the reinforcing bar of different length moreover and arranged, greatly increased degree of automation, promoted work efficiency, alleviateed workman's burden.
(2) Starting from the actual engineering construction, the building information management system relies on BIM software secondary development modeling shortcut plug-in and detail processing functions in the aspect of a steel bar model, the learning operation is simple and convenient, and finally the steel bar processing material table information is consistent with the construction site and can be directly used for site construction.
(3) The reinforcing steel bar raw material loss is reduced through a reinforcing steel bar blanking optimization algorithm, the reinforcing steel bar utilization rate is improved, and the engineering cost is saved.
(4) Reinforcing bar unloading information is direct and automatic reinforcing bar processing equipment communication, has removed loaded down with trivial details operation and the artificial influence of typeeing from, has improved machining efficiency, and the system falls to the ground the nature stronger.
(5) The unified management platform of reinforcing bar processing updates feed bin information in real time according to the actual processing progress of reinforcing bar and the warehouse entry record condition, establishes digital standing book, realizes reinforcing bar processing scene fine management, solves the reinforcing bar from the root and puts mixed and disorderly, the problem of statistics difficulty.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flow chart of a methodology for BIM-based bar lay-down optimization and automated processing and management;
FIG. 2 is a flow chart of the generation of a steel bar processing slip;
FIG. 3 is a schematic view of an automated processing apparatus;
FIG. 4 is a top view of an automated processing apparatus
FIG. 5 is a first operating condition of the apparatus shown in FIG. 4, taken in cross-section along line B-B;
FIG. 6 is a second operational configuration of the apparatus shown in FIG. 4, taken in cross-section along line B-B;
FIG. 7 is a schematic structural view of a shear line;
FIG. 8 is a cross-sectional view taken along line A-A of the device shown in FIG. 4;
fig. 9 is a view of the device shown in fig. 4 in the direction of C-C.
In the above figures:
1. a feeding platform; 2. shearing a host machine; 3. cutting a line; 4. a storage bin;
41. a column; 42. turning over a plate; 43. a plate turning cylinder; 44. a material receiving plate;
5. a conveying line; 51. a conveyor line frame; 52. a conveyor line roller; 53. a conveyor line baffle;
522. a first power configuration; 531. a conveyor line cylinder; 532. a second power mechanism;
533. a connecting plate; 54. pushing the plate; 541. a push plate power mechanism; 55. a slide plate;
6. a raw material placing device; 61. a material storage hook; 7. a console.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The embodiment shown in fig. 1 provides a complete set of method for reinforcing steel bar blanking optimization and automatic processing and management based on BIM, which comprises the following steps:
s1 reinforcing steel bar blanking optimization and material list generation
After a steel bar BIM model of actual engineering is established, the length, the number and the like of steel bars to be processed are analyzed, a cutting scheme with the highest utilization rate of raw steel bars is obtained by utilizing a blanking optimization algorithm, bin positions of the cut steel bar semi-finished products are distributed by compiling a bin sorting algorithm, and information such as the corresponding cutting scheme, the bin positions and the like is written into a steel bar processing material sheet.
The step S1 specifically includes:
s11: the modeling is carried out based on four modeling modes, namely surface, line, family, boundary and free drawing, provided by a secondary development plug-in based on BIM software, meanwhile, the actual distance between each layer of steel bars and the surface of concrete is automatically calculated through picking operation to optimize the setting of a protective layer, and a steel bar actual position model is established according to the relative position relation of the multiple layers of steel bars. The information of the actual position model of the steel bar comprises the position, specification, shape, protective layer and joint form of the steel bar, and the actual position model of the steel bar established by the modeling method is more accurate and convenient for subsequent processing. The BIM software in this embodiment is preferably Revit software.
S12: the BIM software-based secondary development plug-in can also be used for cutting off the long steel bars according to construction condition information such as layered pouring and the like, adding a joint mode and automatically creating a mechanical connecting sleeve, wherein the cutting-off method is divided into two modes of cutting according to the surface and cutting according to the length combination.
The secondary development plug-in is internally provided with a space analysis algorithm for identifying the arc surface and the irregular shape, and can automatically realize the creation of the steel bar with the complex surface. Meanwhile, related construction specification requirements are also built in, and the length of the built steel bar is automatically calculated to be the minimum length allowed by the specification. The built-in steel bar meets the construction requirements of steel bars in practical application, so that the obtained modeling result is more practical, the built-in steel bar can be directly used in practical production, and the practicability of the method is improved.
S13: reading information contained in the actual position model of the steel bar, analyzing the length, the number and the like of the steel bar to be processed, combining the length of the steel bar raw material, the excess material utilization and adjustment measure bars, and applying an operation research blanking optimization algorithm to obtain a cutting scheme with the highest utilization rate of the steel bar raw material; and compiling a bin sorting algorithm to distribute bin positions of the cut steel bar semi-finished products, and writing corresponding cutting schemes and bin position information into the steel bar processing bill of materials.
As shown in fig. 2, reading information contained in the actual position model of the steel bar, analyzing the length and the number of the steel bars to be processed, selecting the length of the raw material of the steel bar, comprehensively considering excess materials and measure bars, and applying an operation research blanking optimization algorithm to obtain a cutting scheme with the highest utilization rate of the raw material of the steel bar; and compiling a bin sorting algorithm to distribute bin positions of the cut steel bar semi-finished products, and writing corresponding cutting schemes and bin position information into the steel bar processing bill of materials.
And then, obtaining a steel bar processing material list according to the obtained optimal steel bar blanking scheme, wherein the steel bar processing material list comprises but is not limited to information such as steel bar specification, cutting length, quantity, joint threading processing form, a processed designated stock bin and the like. According to the bill information, the functions of counting the engineering quantity of the reinforcing steel bars, counting the processing actions, screening according to partitions and the like can be further realized.
By the optimization of the algorithm in the S13, the comprehensive outturn percentage of the reinforcing steel bars is improved, and by taking the Jiangxi Xinjiang avionics hub project as an example, the optimal raw material blanking cutting scheme is realized by adopting the method, so that the comprehensive outturn percentage of the reinforcing steel bars is improved to more than 99%.
S2: network communication and automatic processing of reinforcing steel bar processing equipment
Establishing network communication among a computer, a cloud database and reinforcing steel bar processing equipment, uploading the reinforcing steel bar processing material list to the cloud database by the computer, directly obtaining the reinforcing steel bar processing material list in the cloud database by the automatic processing equipment through a network, and automatically cutting, transporting and sorting the reinforcing steel bars according to a cutting scheme and bin information in the reinforcing steel bar processing material list;
the invention is applied to automatic processing equipment, the automatic processing equipment comprises a steel bar cutting device, a conveying line, a plate turnover device and a storage bin, and the automatic processing equipment is characterized in that S2 comprises the following steps:
go out single computer and upload above-mentioned reinforcing bar processing material list to the cloud database, the reinforcing bar processing material list in the cloud database is directly obtained through the network to automated processing equipment, and the information of reinforcing bar cutting and letter sorting in the reinforcing bar processing material list is unscrambled to the PLC host computer of equipment, and automated processing equipment carries out the automated cutting to the reinforcing bar, then passes through driving roller conveying line and panel turnover and gets into appointed feed bin, realizes the automatic letter sorting of reinforcing bar.
The automatic processing equipment automatically acquires the steel bar processing material list and performs processing operation, the steel bar processing quality is guaranteed, and manual operation steps are reduced.
Besides, an electronic material list and a manual material list can be respectively provided according to actual conditions, and the working efficiency of steel bar processing is improved by adopting a scientific combination mode of automatic equipment and traditional manual processing.
S3: fine management of steel bar processing
Data information, raw steel bar material entering and detecting information, semi-finished steel bar product ex-warehouse information and the like in the steel bar processing process in the S2 are collected through a collection terminal and uploaded to a unified management platform in real time, the unified management platform updates the steel bar processing condition in real time according to the obtained data information, and a digital account is established to realize the refined management of the steel bar processing.
And the data information in the S3 comprises the actual processing progress and the warehouse-in and warehouse-out record information of the reinforcing steel bars of each node of the steel bars entering, cutting, bending, storage in a bin and leaving from the factory from the raw materials.
The acquisition terminal in S3 includes, but is not limited to, a mobile phone terminal, a handheld computer, and a smart television.
According to the method, all data are uploaded to the unified management platform, the digital ledger is established through the unified management platform, the working condition of each node, the using, processing and remaining condition of reinforcing steel bars of each node, the using and remaining information of a storage bin and the like are systematically counted and updated in real time, the data information of each node in the automatic production process is conveniently known and timely adjusted, the fine management of a reinforcing steel bar processing field is realized, the detail problem in the reinforcing steel bar processing process can be fully considered, the field condition is adjusted in real time, the automatic production management of the whole process from raw material entering, processing to leaving is realized, and the problems of messy reinforcing steel bar placement and difficult statistics are fundamentally solved.
The step is a key step for improving the utilization rate of the steel bars and realizing on-site refined management of the steel bars, and a user can inquire the data of each node in the steel bar processing process in real time through the unified management platform and timely regulate and control on-site steel bar management according to the data condition.
The embodiment also provides a steel bar processing device based on the BIM, and the set method for optimizing, automatically processing and managing blanking of the steel bar based on the BIM comprises a main control device, a numerical control machine and a management platform:
the main control equipment, the numerical control machine tool and the management platform are connected through data transmission equipment;
the main control equipment comprises a steel bar modeling module, a generating blanking single module and a sending blanking single module, and is used for establishing a steel bar actual position model, generating a steel bar processing material list and outputting the steel bar processing material list to the numerical control machine tool;
the numerical control machine tool comprises a discharging receipt receiving module and automatic processing equipment, wherein the discharging receipt receiving module is electrically connected with the automatic processing equipment;
the blanking list receiving module is used for receiving the reinforcing steel bar processing material list sent by the sending and blanking single module and outputting the reinforcing steel bar processing material list to automatic processing equipment;
the automatic processing equipment processes the reinforcing steel bars according to the received reinforcing steel bar processing material list;
the management platform receives the actual processing progress and the warehouse-in and warehouse-out record information of the reinforcing steel bars of all nodes, such as the steel bars entering from a raw material, cutting, bending, storage in a bin and leaving from a factory in the reinforcing steel bar processing process, and establishes a digital ledger to realize the management of the reinforcing steel bar processing site.
As shown in fig. 3-9, the automatic processing equipment includes a feeding platform 1, a shearing main machine 2, a shearing line 3 and a console 7, wherein a raw material placing device 6 is fixedly assembled on one side of the feeding platform 1, the other side of the feeding platform 1 is aligned and connected with the shearing main machine 2, the shearing line 3 is installed on the other side of the shearing main machine 2, and two sides of the shearing line 3 are provided with a stock bin 4; the console 7 is electrically connected to each of the operation members, and drives each of the operation members to operate according to an internal setting program. The invention also comprises two conveying lines which are respectively arranged between the shearing line and the storage bin and are used for conveying, positioning, overturning and unloading.
The shear line 2 comprises a shear line rack, shear line rollers and shear line baffles are uniformly assembled on the shear line rack, a motor is installed at the tail of the shear line 3 to drive the rollers through a chain, so that the purpose of transporting the steel bars on the shear line is achieved, a shear line cylinder is installed below the shear line baffles, and the cylinders jack up the baffles to realize positioning and dumping on the shear line. The tail of the shear line frame is provided with an air cylinder which can drive the shear line frame to move back and forth, so that the baffle is driven to move to shear and position the steel bars.
The outside at the transfer chain is installed to feed bin 4, the feed bin includes the work or material rest that a plurality of parallel equidistance of each other set up, the work or material rest includes four stands 41, three connects flitch 44, two turn over board 42, two turn over board cylinder 43, four stands 41 are from interior to parallel equidistant installation outward, and highly degressive in proper order, use the highest stand to be first stand, other 3 stands are the second stand according to highly being in proper order, the third stand, the fourth stand, one side that first stand is close to transfer chain 5 is fixed with connects flitch 44, the afterbody of first turning over the board articulates the upper portion at the second stand, the afterbody of second turning over the board articulates the upper portion at the third stand, two turn over board cylinder 43 install respectively turn over board 42 afterbody articulated stand 41 inside and with the board 42 of turning over, thereby three-level feed bin has been formed, the kind that the reinforcing bar was stored has been increased.
The main body of the conveyor line 5 is set as a conveyor line frame 51, a plurality of conveyor line rollers 52 and conveyor line baffles 53 are arranged above the conveyor line frame 51 at intervals, the conveyor line rollers 52 are connected through a chain, a first power mechanism 522 is arranged at the rear end of the chain, the first power mechanism is preferably a motor, and the motor drives the conveyor line rollers 52 to rotate through the chain, so that reinforcing steel bars on the conveyor line 5 are driven to move; transfer chain cylinder 531 is evenly installed to transfer chain baffle 53's below, transfer chain cylinder 531's flexible end is connected with transfer chain baffle 53, transfer chain cylinder 531 is fixed on connecting plate 533, connecting plate 533 is connected with second power unit 532, second power unit 532 drives transfer chain cylinder 531 through connecting plate 533 and makes straight reciprocating motion on the horizontal direction, transfer chain baffle 53 makes straight reciprocating motion in vertical direction under transfer chain cylinder 531's the drive, transfer chain baffle 53 sets up to interior high outer low structure, cooperate with the transport orbit of reinforcing bar, the transport of the reinforcing bar of being convenient for. In this embodiment, the first power mechanism 522 and the second power mechanism 532 are preferably each an electric motor,
one side of the conveying line 5, which is close to the shearing line 2, is connected with a push plate 54, the lower part of the push plate 54 is provided with a push plate power mechanism 541, and the push plate power mechanism 541 drives the push plate 54 to rotate around a connecting point, so that the steel bars can be stably and accurately turned over from the shearing line 2 to the conveying line 5; one side of transfer chain 5 that is close to feed bin 4 is provided with slide 55, slide 55 set up to be close to one side of transfer chain 5 a little more than the one side of keeping away from transfer chain 5, slide 55 keep away from one side of transfer chain 5 and feed bin 4 connect flitch 44 to cooperate, the reinforcing bar of being convenient for dumps to feed bin 4 from transfer chain 5.
The raw material placing device, the feeding platform and the shearing host are structurally schematic diagrams, the conveying mechanism is arranged on the raw material placing device, so that the steel bars can move from right to left on the raw material placing device, the storage hook 61 is arranged on the left side of the raw material placing device 6, the storage hook 61 can move around a connecting point, and the steel bars moving to the left side can reach the feeding platform 1 through the storage hook 61; the feeding platform 1 is provided with rollers, so that the reinforcing steel bars can move on the rollers conveniently.
The blanking list receiving module is used for receiving the reinforcing steel bar processing material list sent by the blanking list module and outputting the reinforcing steel bar processing material list to the control console 7 of the automatic processing equipment, and the control console 7 drives all parts of the automatic processing equipment according to the action data conditions of a shearing line, a conveying line and a corresponding storage bin in the processing process of the obtained reinforcing steel bars, so that the transportation, shearing, dumping and automatic bin division of the reinforcing steel bars are realized, and the automation of the processing of the reinforcing steel bars is realized.
Particularly, the reinforcing bar is placed on former material placer, fall the reinforcing bar on feeding platform via storage hook 61 hook, feeding platform takes to the shear line, the reinforcing bar moves forward under the shear line drives, treat to set for length back drive shear plate on corresponding baffle shift up, block the gos forward of reinforcing bar, realize the location of reinforcing bar, the host computer is cut to the reinforcing bar to the control cabinet drive shear host computer afterwards, after the cutting is accomplished, the cylinder of control cabinet drive shear line below, with reinforcing bar top to both sides on it, the transfer chain begins work, according to setting up transporting the reinforcing bar to corresponding storage silo, the opening of control ejection of compact storehouse is opened, transfer chain baffle 53 under transfer chain 5 shifts up, make the reinforcing bar get into the feed bin that corresponds, and simultaneously, the shear line continues to shear follow-up reinforcing bar.
In the process of machining the reinforcing steel bars, the machining completion conditions of the reinforcing steel bars are returned to the cloud database in real time, so that the unified management platform updates the established digital ledger, and the follow-up work can be adjusted in time conveniently.
Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the appended claims.
Claims (9)
1. A set of method for optimizing, automatically processing and managing steel bar blanking based on BIM is characterized by comprising the following steps:
s1 reinforcing steel bar blanking optimization and material list generation
After a steel bar BIM model of actual engineering is established, the length and the number of steel bars to be processed are analyzed, a cutting scheme with the highest utilization rate of raw steel bars is obtained by utilizing a blanking optimization algorithm, bin positions of cut steel bar semi-finished products are distributed by a bin sorting algorithm, and corresponding cutting schemes and bin position information are written into a steel bar processing material sheet;
s11: respectively drawing four modeling methods in BIM software based on a surface, a line, a family and a boundary and freely, automatically calculating the actual distance between each layer of steel bars and the surface of concrete through picking-up operation, and establishing a steel bar actual position model;
s12: cutting off the steel bars and adding a joint mode according to the layered casting information steel bars by using a surface cutting mode and a length combination cutting mode, and then creating a mechanical connecting sleeve according to the joint mode;
s13: analyzing the length and the number of the steel bars to be processed according to the information contained in the actual position model of the steel bars, obtaining a cutting scheme with the highest utilization rate of raw materials of the steel bars by utilizing a blanking optimization algorithm, compiling a bin of a semi-finished steel bar product after cutting by a bin sorting algorithm, and writing the corresponding cutting scheme and bin information into a steel bar processing material list;
s2: network communication and automatic processing of reinforcing steel bar processing equipment
Establishing network communication among a computer, a cloud database and reinforcing steel bar processing equipment, uploading the reinforcing steel bar processing material list to the cloud database by the computer, directly obtaining the reinforcing steel bar processing material list in the cloud database by the automatic processing equipment through a network, and automatically cutting, transporting and sorting the reinforcing steel bars according to a cutting scheme and bin information in the reinforcing steel bar processing material list;
s3: refined management of steel bar processing
Data information, raw steel bar material entering and detecting information and semi-finished steel bar product ex-warehouse information in the steel bar processing process in the S2 are acquired through an acquisition terminal and uploaded to a unified management platform in real time, the unified management platform updates the steel bar processing condition in real time according to the acquired data information and establishes a digital account so as to realize fine management of steel bar processing.
2. The BIM-based steel bar blanking optimization and automation processing and management set method of claim 1, wherein the data information in S3 includes the actual processing progress and warehousing record information of steel bars from each node of raw material entering factory, cutting, bending, storage in bin, leaving factory.
3. The BIM-based complete set of steel bar blanking optimization and automatic processing and management method of claim 2, wherein the collection terminal in S3 includes but is not limited to a mobile phone terminal, a handheld computer, and a smart television.
4. The BIM-based complete set of method for steel bar blanking optimization and automatic processing and management as claimed in claim 1, wherein the step of S13 is specifically as follows:
reading information contained in the actual position model of the steel bar, analyzing the length and the number of the steel bar to be processed, combining the length of the selected raw material of the steel bar, comprehensively considering excess materials and measure bars, and obtaining a cutting scheme with the highest utilization rate of the raw material of the steel bar by applying an operation research blanking optimization algorithm; and compiling a bin sorting algorithm to distribute bin positions of the cut steel bar semi-finished products, and writing a corresponding optimal steel bar cutting scheme and bin position information into a steel bar processing bill of material.
5. The BIM-based steel bar blanking optimization and automation processing and management set method according to claim 1, wherein the information of the steel bar actual position model includes length, specification, shape, protection layer and joint form of the steel bar.
6. The BIM-based steel bar blanking optimization and automation processing and management set method of claim 4, wherein the steel bar processing material list content includes but is not limited to steel bar cutting length and quantity, shape, connector threading form, designated bin after processing.
7. The BIM-based steel bar blanking optimization and automatic processing and management complete set method of claim 1, which is applied to automatic processing equipment, wherein the automatic processing equipment comprises a steel bar cutting device, a transportation line, a plate turnover device and a storage bin, and the method is characterized in that S2 comprises the following steps:
a single computer uploads the reinforcing steel bar processing material list to a cloud database, automatic processing equipment directly obtains the reinforcing steel bar processing material list in the cloud database through a network, a PLC (programmable logic controller) arranged in the equipment reads information of cutting and sorting of reinforcing steel bars in the reinforcing steel bar processing material list, the automatic processing equipment automatically cuts the reinforcing steel bars, and the reinforcing steel bars enter the designated stock bin through the conveying line and the plate turnover device.
8. The BIM-based steel bar blanking optimization and automation processing and management complete set method according to any one of claims 1 to 7, wherein the building of the model in S1 further considers the automatic calculation of the steel bar hook length as the minimum length allowed in the construction specification requirement.
9. The BIM-based steel bar blanking optimization and automation processing and management complete set method of claim 8, wherein the actual position model of the steel bars is established in S1, and the arc surfaces and irregular shapes of the steel bars are identified through a spatial analysis algorithm.
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| CN112536913A (en) * | 2020-12-04 | 2021-03-23 | 中铁十九局集团第一工程有限公司 | Digital processing method of reinforcing steel bar based on BIM and LOT technology |
| CN112974973A (en) * | 2021-02-09 | 2021-06-18 | 烟台中集来福士海洋工程有限公司 | Angle steel cutting control method and device |
| CN113051651A (en) * | 2021-04-02 | 2021-06-29 | 西安建筑科技大学 | Materialization expression method of steel bar broken material node information |
| CN116629304A (en) * | 2022-03-01 | 2023-08-22 | 中建铁路投资建设集团有限公司 | Reinforcing steel bar metering working method for reinforcing steel bar processing factory |
| CN115464410A (en) * | 2022-10-12 | 2022-12-13 | 上海蔚建科技有限公司 | Flexible reinforcing steel bar processing line |
| CN116493518A (en) * | 2023-02-07 | 2023-07-28 | 中交第二航务工程局有限公司 | Cloud platform-based bending and forming steel bar automatic production control system and method |
| CN116258287B (en) * | 2023-05-16 | 2024-01-26 | 北京城建集团有限责任公司 | Reinforcing steel bar blanking combination optimization method |
| CN117102392B (en) * | 2023-09-07 | 2024-02-13 | 广东中外建集团有限公司 | BIM-based automatic processing system and method for reinforcing steel bars |
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