CN111922251B - A complete set of methods for optimization of steel bar cutting and automatic processing and management based on BIM - Google Patents

Abstract

The invention relates to a complete set of methods for optimizing, automatic processing and management of steel bar cutting based on BIM. Including S1: After establishing the steel bar BIM model, analyze the steel bar information to be processed, use the cutting optimization algorithm to obtain the cutting plan, and compile the bin sorting algorithm to allocate the storage position of the cut steel semi-finished product, and write the corresponding cutting plan and storage position information. Enter the steel bar processing bill of materials; S2: The computer uploads the steel bar processing bill of materials to the cloud database, and the automatic processing equipment reads the steel bar processing bill of materials and automatically cuts, transports and sorts the steel bars; S3: Performs various information in the steel bar processing process. Collect and upload to the unified management platform in real time. The unified management platform updates the steel bar processing status in real time, and establishes a digital ledger to realize the refined management of steel bar processing. The invention improves the utilization rate of the steel bar raw materials, saves the engineering cost, realizes the refined management of the steel bar processing site, and solves the problems of extensive steel bar processing management and difficult statistics from the root.

Description

A complete set of methods for optimization of steel bar cutting and automatic processing and management based on BIM

technical field

The invention relates to the technical field of construction engineering processing, in particular to a complete set of methods for optimizing, automatic processing and management of steel bar cutting based on BIM.

Background technique

Reinforcing steel is an important part of construction projects, which directly affects the cost and duration of the project. At present, the domestic steel bar cutting processing is still mainly manual and simple machinery, the steel bar processing management is relatively extensive, and the processing accuracy is low. Most projects have complex structure and various forms of steel bars, which makes the traditional re-sampling and cutting of steel bars extremely difficult. There are often errors in steel bar processing, which makes it difficult to control the protective layer of steel bars on-site. In terms of the utilization rate of steel bar raw materials, it is difficult to realize the optimal steel bar cutting and blanking scheme by traditional methods, and the utilization rate of steel bar raw materials is only about 95%.

The Chinese patent document with the publication number CN201910080024.5, a method based on the BIM-based non-graphic processing of steel bars, mentioned the use of BIM software to accurately draw reinforced concrete models, pre-check the steel bars, output BVBS data and import it into the BIM interface, and optimize the data. After treatment, guide the equipment to process. However, this method has the problems of imperfect modeling function, low modeling efficiency, unable to meet the refined steel modeling, and does not fully consider the construction process details such as multi-layer steel protective layer and steel joint form on site, which leads to the actual engineering application is limited.

The invention models the steel bar based on the secondary plug-in of the BIM software, automatically generates the blanking list and uploads it to the cloud database, the automatic equipment directly obtains the blanking list from the cloud database, and also sets a unified control platform to update the steel bar processing process in real time. node data. Compared with the above-mentioned patents, the present invention has greater advantages in establishing a steel bar model, automatically generating an optimal steel bar cutting plan, improving the steel bar utilization rate, and realizing the refined management of the steel bar on site.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention provides a complete set of methods for optimizing, automatic processing and management of steel bar cutting based on BIM, including the following steps:

S1: Rebar cutting optimization and bill of material generation

After establishing the BIM model of the steel bar of the actual project, analyze the length and quantity of the steel bar to be processed, use the cutting optimization algorithm to obtain the cutting plan with the highest utilization rate of the steel bar, and compile the bin sorting algorithm to allocate the storage position of the cut steel semi-finished product. Write the corresponding cutting plan and position information into the rebar processing bill of materials;

S2: Network communication and automatic processing of steel bar processing equipment

Establish network communication between computer, cloud database, and steel bar processing equipment. The computer uploads the above steel bar processing bill of materials to the cloud database, and the automated processing equipment directly obtains the steel bar processing bill of materials in the cloud database through the network, and cuts according to the steel bar processing bill of materials. Scheme and warehouse information for automatic cutting, transportation and sorting of steel bars;

S3: Refined steel processing management

Through the collection terminal, the data information in the steel bar processing process in S2, the steel bar raw material entry and inspection information, and the steel bar semi-finished product outbound information are collected, and uploaded to the unified management platform in real time, and the unified management platform is based on the obtained data information. Real-time update of steel bar processing and establishment of digital ledger to achieve refined management of steel bar processing.

Preferably, the data information in S3 includes the steel bars entering the factory from the raw materials, cutting, bending, storage in the silo, the actual processing progress of the steel bars at each node from the factory, and the record information of the in and out of the warehouse.

Preferably, the collection terminals described in S3 include but are not limited to mobile phone terminals, handheld computers, and smart TVs.

As preferably, S1 comprises the following steps:

S11: Based on the four modeling methods of surface, line, family, boundary and free drawing in BIM software, and automatically calculate the actual distance of each layer of reinforcement from the concrete surface through the picking operation, and establish the actual position model of the reinforcement;

S12: According to the layered pouring information, the steel bars are cut by surface cutting and length combination cutting to cut the steel bars and add a joint method, and then create a mechanical connection sleeve according to the joint method;

S13: According to the information contained in the actual position model of the steel bar, analyze the length and quantity of the steel bar to be processed, use the cutting optimization algorithm to obtain the cutting plan with the highest utilization rate of the steel bar, and compile a bin sorting algorithm to allocate the cut The warehouse of the semi-finished steel bar, the corresponding cutting plan and the warehouse information are written into the steel bar processing bill of materials.

As preferably, the step in S13 is specifically:

Read the information contained in the actual position model of the steel bar, analyze the length and quantity of the steel bar to be processed, and then combine the length of the steel bar raw material selected by yourself, comprehensively consider the remaining material and the measure bar, and use the operation research blanking optimization algorithm to obtain the steel bar raw material. The cutting plan with the highest utilization rate; and the silo sorting algorithm is compiled to allocate the warehouse of the semi-finished steel bar after cutting, and the corresponding optimal steel cutting plan and warehouse information are written into the steel bar processing bill of materials.

Preferably, the information of the actual position model of the reinforcing bar includes the length, specification, shape, protective layer and joint form of the reinforcing bar.

Preferably, the content of the rebar processing bill of materials includes, but is not limited to, the cutting length and quantity of the rebar, the shape, the processing form of the joint threading, and the designated bin after processing.

Preferably, the present invention is applied to automatic processing equipment, and the automatic processing equipment includes steel bar cutting equipment, transportation lines, flap devices and silos, and is characterized in that, S2 includes the following steps:

Once the ordering computer uploads the above steel bar processing bill of materials to the cloud database, the automated processing equipment directly obtains the steel bar processing bill of materials in the cloud database through the network, and the built-in PLC of the device interprets the steel bar cutting and sorting information in the steel bar processing bill of materials. The processing equipment automatically cuts the steel bars and enters the designated silos through the conveying line and the flap device.

Preferably, when the model is established in S1, the length of the steel bar hook is automatically calculated as the minimum length allowed in the requirements of the construction specification.

Preferably, when the actual position model of the steel bar is established in S1, the circular arc surface and the irregular shape of the steel bar are also identified through a spatial analysis algorithm.

Compared with the prior art, the BIM-based method for optimizing, automatic processing and management of steel bar blanking of the present invention has the following features and advantages:

(1) It can process steel bars of different lengths and specifications according to the processing requirements, the processing data is automatically generated by the software, and the processing data is automatically imported into the machine without manual setting. In the process of steel bar processing, no manual operation is required, and automatic silo arrangement is carried out for steel bars of different lengths, which greatly increases the degree of automation, improves work efficiency, and reduces the burden on workers.

(2) Starting from the actual construction of the project, relying on the secondary development of the BIM software for the reinforcement model, the modeling shortcut plug-in and the detail processing function are easy to learn and operate, so that the final reinforcement material table information is consistent with the construction site, which can be directly used on site construction.

(3) Reduce the loss of steel raw materials through the optimization algorithm of steel bar cutting, improve the utilization rate of steel bars, and save engineering costs.

(4) The steel bar cutting information is directly communicated with the automatic steel bar processing equipment, which eliminates the tedious input operation and manual influence, improves the processing efficiency, and makes the system more practical.

(5) The unified management platform for steel bar processing updates the silo information in real time according to the actual processing progress of steel bars and the records of in and out of the warehouse, establishes a digital ledger, realizes the refined management of the steel bar processing site, and solves the problems of disorderly placement of steel bars and difficult statistics from the root cause. .

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

Figure 1 is a flow chart of a complete set of methods for BIM-based reinforcement blanking optimization and automated processing and management;

Fig. 2 is the flow chart of the generation of bill of materials for steel processing;

Fig. 3 is the schematic diagram of automatic processing equipment;

Figure 4 is a top view of the automatic processing equipment

Fig. 5 is the working state one of the B-B sectional view of the device shown in Fig. 4;

Fig. 6 is the working state 2 of the B-B sectional view of the device shown in Fig. 4;

Fig. 7 is the structural representation of shear line;

Fig. 8 is the A-A sectional view of the device shown in Fig. 4;

FIG. 9 is a C-C view of the device shown in FIG. 4 .

In the picture above:

1. Feeding platform; 2. Shearing host; 3. Shearing line; 4. Silo;

41, column; 42, flap; 43, flap cylinder; 44, feed plate;

5. Conveying line; 51. Conveying line frame; 52. Conveying line roller; 53. Conveying line baffle;

522, the first power structure; 531, the conveying line cylinder; 532, the second power mechanism;

533, connecting plate; 54, push plate; 541, push plate power mechanism; 55, skateboard;

6. Raw material placement device; 61. Material storage hook; 7. Console.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "inside", "outside", "upper", "lower", "front", "rear", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

As shown in Figure 1, this embodiment proposes a complete set of methods for BIM-based reinforcement blanking optimization and automated processing and management, including the following steps:

S1: Rebar cutting optimization and bill of material generation

After establishing the BIM model of the steel bar of the actual project, analyze the length and quantity of the steel bar to be processed, use the cutting optimization algorithm to obtain the cutting plan with the highest utilization rate of the steel bar, and compile the bin sorting algorithm to assign the storage position of the cut steel semi-finished product. , and write the corresponding cutting plan and storage location into the rebar processing bill of materials.

Step S1 specifically includes:

S11: The secondary development plug-in based on BIM software provides four modeling methods: surface-based, line-based, family-based, boundary-based and free-drawing. At the same time, the distance of each layer of reinforcement is automatically calculated by picking operations. The actual distance of the concrete surface optimizes the setting of the protective layer, and establishes the actual position model of the reinforcement according to the relative position relationship of the multi-layer reinforcement. The information of the actual position model of the steel bar includes the position, specification, shape, protective layer and joint form of the steel bar, and the actual position model of the steel bar established by this modeling method is more accurate, which is convenient for subsequent processing. The BIM software in this embodiment is preferably Revit software.

S12: The secondary development plug-in based on BIM software can also truncate long steel bars according to construction situation information such as layered pouring, add joint methods and automatically create mechanical connection sleeves. The truncation methods are divided into two types: cutting according to surface and cutting according to length combination. a way.

The above-mentioned secondary development plug-in has a built-in spatial analysis algorithm for identifying arc surfaces and irregular shapes, which can automatically realize the creation of steel bars on complex surfaces. At the same time, the relevant construction specification requirements are also built in, and the established steel bar length is automatically calculated as the minimum length allowed by the specification. The built-in conforms to the steel bar construction requirements in practical applications, and the obtained modeling results are more realistic and can be directly used in actual production, which improves the practicability of the method.

S13: Read the information contained in the actual position model of the steel bar, analyze the length and quantity of the steel bar to be processed, and then combine the length of the steel bar raw material selected by yourself, the utilization of the remaining material and the adjustment measures, and use the operation research blanking optimization algorithm to obtain The cutting plan with the highest utilization rate of steel raw materials; and the silo sorting algorithm is prepared to allocate the storage of semi-finished steel bars after cutting, and the corresponding cutting plan and storage information are written into the steel processing bill of materials.

As shown in Figure 2, read the information contained in the actual position model of the steel bar, analyze the length and quantity of the steel bar to be processed, and then combine the length of the steel bar raw material selected by yourself, comprehensively consider the remaining material and the measure bar, and use the operation research to optimize the blanking. Algorithms are used to obtain the cutting plan with the highest utilization rate of rebar raw materials; and a bin sorting algorithm is compiled to allocate the bins of semi-finished steel bars after cutting, and the corresponding cutting plan and bin information are written into the rebar processing bill of materials.

Then, according to the obtained optimal rebar cutting plan, a rebar processing bill of materials is obtained. The rebar processing bill of materials includes, but is not limited to, rebar specifications, cutting lengths, quantities, joint threading processing forms, and designated silos after processing. According to the bill of material information, it can further realize the functions of rebar engineering quantity statistics, processing action statistics, and filtering by partition.

Through the optimization of the algorithm in S13, the comprehensive yield of steel bars has been improved. Taking the Jiangxi Xinjiang Navigation and Power Project as an example, this method is used to realize the optimal cutting plan for raw materials, so that the comprehensive yield of steel bars is increased to 99%. %above.

S2: Network communication and automatic processing of steel bar processing equipment

Establish network communication between computer, cloud database, and steel bar processing equipment. The computer uploads the above steel bar processing bill of materials to the cloud database, and the automated processing equipment directly obtains the steel bar processing bill of materials in the cloud database through the network, and cuts according to the steel bar processing bill of materials. Scheme and warehouse information for automatic cutting, transportation and sorting of steel bars;

The present invention is applied to automatic processing equipment, and the automatic processing equipment includes steel bar cutting equipment, transportation lines, flap devices and silos, and is characterized in that, S2 includes the following steps:

The order issuing computer uploads the above-mentioned steel bar processing bill of materials to the cloud database, and the automated processing equipment directly obtains the steel bar processing bill of materials in the cloud database through the network. The processing equipment automatically cuts the steel bar, and then enters the designated silo through the transmission roller conveyor line and the flap device to realize the automatic sorting of the steel bar.

In this step, the automatic processing equipment automatically obtains the steel bar processing bill of materials and performs processing operations, which ensures the steel bar processing quality and reduces manual operation steps.

In addition, electronic bills of materials and manual bills of materials can be provided according to the actual situation, and the scientific combination of automatic equipment and traditional manual processing can improve the work efficiency of steel bar processing.

S3: Refined steel processing management

Through the collection terminal, the data information in the steel bar processing process in S2, the steel bar raw material entering and testing information, and the steel bar semi-finished product delivery information, etc. are collected, and uploaded to the unified management platform in real time, and the unified management platform is based on the obtained data. The information updates the steel bar processing situation in real time, and establishes a digital ledger to realize the refined management of the steel bar processing.

The data information in S3 includes the steel bar entering the factory from the raw material, cutting, bending, storage in the silo, the actual processing progress of the steel bar at each node of the factory, and the record information of the in and out of the warehouse.

The collection terminals described in S3 include but are not limited to mobile phone terminals, handheld computers, and smart TVs.

In this method, the data is uploaded to the unified management platform, and a digital ledger is established through the unified management platform, and the working status of each node, the use, processing, and remaining status of steel bars at each node, as well as the use and remaining of the silo, are systematically counted. And real-time update, it is convenient to understand the various data information of each node in the automatic production process and adjust it in time, realize the refined management of the steel bar processing site, and fully consider the details in the steel bar processing process. Real-time adjustment is carried out, because this method realizes the whole process of automatic production management from raw materials entering the factory, processing to leaving the factory, and solves the problems of disorderly placement of steel bars and difficult statistics from the root cause.

This step is a key step to improve the utilization rate of steel bars and realize the refined management of steel bars on-site. Users can query the data of each node in the steel bar processing process in real time through the unified management platform, and adjust the on-site steel bar management according to the data in time.

This embodiment also proposes a BIM-based steel bar processing equipment, which applies the above-mentioned BIM-based steel bar blanking optimization and automated processing and management methods, including a main control device, a CNC machine tool, and a management platform:

The main control device, the CNC machine tool and the management platform are connected through a data transmission device;

The main control device includes a steel bar modeling module, a generating blanking list module and a sending blanking list module, and the master control device is used to establish a model of the actual position of the steel bar, generate a steel bar processing material list and output it to the CNC machine tool;

The numerical control machine tool includes a material list receiving module and an automatic processing equipment, and the material list receiving module is electrically connected with the automatic processing equipment;

The blanking list receiving module is used for receiving the steel bar processing material list issued by the sending blanking list module and outputting it to the automatic processing equipment;

The automatic processing equipment processes the steel bar according to the received steel bar processing material list;

The management platform receives the actual processing progress and warehouse record information of the steel bars from the raw materials entering the factory, cutting, bending, storage in the silo, and leaving the factory during the steel bar processing process, and establishes a digital ledger to realize the steel bar processing. On-site management.

As shown in Figures 3-9, the above-mentioned automatic processing equipment includes a feeding platform 1, a shearing host 2, a shearing line 3 and a control console 7. One side of the feeding platform 1 is fixedly equipped with a raw material placing device 6. The other side of the platform 1 is aligned and connected with the shearing host 2, the other side of the shearing host 2 is equipped with a shearing line 3, and the two sides of the shearing line 3 are provided with a silo 4; the console 7 is electrically connected with each action component , according to the internal setting program, drive each component to act. The invention also includes two conveying lines, the two conveying lines are respectively arranged between the shearing line and the silo, and the conveying lines undertake the functions of conveying and positioning and turning over.

The shearing line 2 includes a shearing line frame, which is evenly equipped with a shearing line roller and a shearing line baffle, and a motor is installed at the tail of the shearing line 3 to drive the roller through the chain, so as to achieve the steel bar in the shearing process. For the purpose of transportation on the cutting line, a cutting line cylinder is installed under the cutting line baffle, and the cylinder can lift the baffle to realize the positioning and turning over on the cutting line. A cylinder is installed at the tail of the shearing line rack, which can drive the shearing line rack to move back and forth, thereby driving the baffle plate to move to cut and position the steel bars.

The silo 4 is installed on the outer side of the conveying line, and the silo includes a plurality of material racks arranged in parallel and equidistant to each other. 43. The four uprights 41 are installed in parallel and equidistant from the inside to the outside, and the heights decrease in turn. The highest upright is the first upright, and the other three uprights are the second upright, the third upright, the fourth upright, and the third upright by their height. A feeder plate 44 is fixed on the side of a column close to the conveying line 5, the tail of the first flap is hinged to the upper part of the second column, the tail of the second flap is hinged to the upper part of the third column, and the two flaps The cylinders 43 are respectively installed in the interior of the hinged column 41 at the tail of the flap 42 and connected with the tail of the flap 42, thereby forming a three-stage silo, which increases the types of steel bar storage.

The main body of the conveying line 5 is set as a conveying line frame 51, a plurality of conveying line rollers 52 and a conveying line baffle 53 are installed at intervals above the conveying line frame 51, and several conveying line rollers 52 are connected by a chain, and the rear end of the chain Equipped with a first power mechanism 522, the first power mechanism is preferably a motor, and the motor rotates the conveyor line roller 52 through the chain, thereby driving the steel bars on the conveyor line 5 to move; the conveyor line baffle 53 is evenly installed below the conveyor line cylinder 531 , the telescopic end of the conveying line cylinder 531 is connected to the conveying line baffle 53, the conveying line cylinder 531 is fixed on the connecting plate 533, the connecting plate 533 is connected with the second power mechanism 532, and the second power mechanism 532 drives the conveying line through the connecting plate 533 The cylinder 531 reciprocates in a straight line in the horizontal direction, and the conveyor line baffle 53 reciprocates in a vertical direction under the driving of the conveyor line cylinder 531. The conveying track is matched to facilitate the conveying of steel bars. In this embodiment, both the first power mechanism 522 and the second power mechanism 532 are preferably motors,

The side of the conveyor line 5 close to the shear line 2 is connected with a push plate 54, and the lower part of the push plate 54 is provided with a push plate power mechanism 541. The push plate power mechanism 541 drives the push plate 54 to rotate around the connection point, so as to facilitate the cutting The line 2 is smoothly and accurately turned over to the conveying line 5; the side of the conveying line 5 close to the silo 4 is provided with a slide plate 55, and the side of the slide plate 55 is set so that the side close to the conveying line 5 is slightly higher than the one farther away from the conveying line 5. The side of the sliding plate 55 away from the conveying line 5 is matched with the material receiving plate 44 of the silo 4 , so that the steel bars can be turned over from the conveying line 5 to the silo 4 .

The schematic diagram of the structure of the raw material placing device, the feeding platform and the shearing host. The raw material placing device is equipped with a conveying mechanism, so that the steel bars can move from right to left on the raw material placing device. The left side of the raw material placing device 6 is installed with a material storage hook 61 , the storage hook 61 can move around the connection point, and the steel bar moved to the left will reach the feeding platform 1 through the storage hook 61;

The blanking list receiving module is used to receive the steel bar processing list issued by the sending blanking list module and output it to the console 7 of the automatic processing equipment. As well as the action data of the corresponding silo, each component of the automatic processing equipment is driven, so as to realize the transportation, shearing, overturning and automatic binning of steel bars, and realize the automation of steel bar processing.

Specifically, the steel bar is placed on the raw material placement device, the steel bar is hooked onto the feeding platform through the storage hook 61, the feeding platform is placed on the shearing line, and the steel bar is moved forward by the shearing line. After the length, the corresponding baffle plate on the shearing board is driven to move up to block the advancement of the steel bar and realize the positioning of the steel bar. Then the console drives the shearing host to cut the steel bar. After the cutting is completed, the console drives the cylinder below the cutting line. Push the steel bars on it to both sides, the conveying line starts to work, the steel bars are transported to the corresponding storage bins according to the setting, the opening of the discharging bin is controlled to open, and the conveying line baffle 53 under the conveying line 5 is moved up, so that the The steel bar enters the corresponding silo, and at the same time, the shear line continues to cut the subsequent steel bar.

In the process of steel bar processing, the completion of steel bar processing is returned to the cloud database in real time, so that the unified management platform can update the established digital ledger, which is convenient for timely adjustment of follow-up work.

The above is only a preferred embodiment of the patent of the present invention, and is not intended to limit the patent of the present invention in other forms. Any person skilled in the art may use the technical content disclosed above to change or remodel to equivalent changes. The equivalent embodiments are applied in other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the patent of the present invention without departing from the content of the technical solution of the patent of the present invention still belong to the technical solution of the patent of the present invention scope of protection.

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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