CN109918760A - Reinforcing bar modeling method based on Revit interoperability - Google Patents
Reinforcing bar modeling method based on Revit interoperability Download PDFInfo
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- CN109918760A CN109918760A CN201910155679.4A CN201910155679A CN109918760A CN 109918760 A CN109918760 A CN 109918760A CN 201910155679 A CN201910155679 A CN 201910155679A CN 109918760 A CN109918760 A CN 109918760A
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Abstract
The invention discloses the reinforcing bar modeling methods based on Revit interoperability, belong to Building Information Model technology (BIM technology) and Computer-aided Design Technology field, can be used in the three-dimensional modeling of reinforcing bar in engineering field.Include: (1) making reinforcing steel bar center line；(2) it is converted into intermediate form (DWG format)；(3) reinforcing bar threedimensional model is established；(4) reinforcing bar information is improved.This method can solve Building Information Model technical field reinforcing bar modeling problem, increases modeling efficiency, improves modeling accuracy.
Description
Technical field
The invention belongs to Building Information Model technology (BIM technology) and Computer-aided Design Technology fields, and in particular to
A kind of reinforcing bar modeling method based on Revit interoperability.
Background technique
BIM technology is the revolutionary technology of building industry, the energy in project fine-grained management, building lifecycle management
Enough play a great role.
From the point of view of the practical situations of current BIM technology, by autodesk, inc. exploitation Revit software and reach rope
The CATIA software application of company's exploitation is the most extensive.Revit is numerous as outstanding BIM software advantage, but due to its modeling
The limitation of ability, reinforcing bar modeling work in the field of construction still lack efficiency.CATIA software was once machinery, aviation, vapour
The widely used CAD in vehicle field CAM CAE software, it is well-known with its excellent surface modeling and mechanical process capacity, however because of it
It is not possible to meet BIM technology in design method the engineering field the needs of, therefore reinforcing bar modeling work can not be competent at completely.
Further, it when establishing complicated rebar model, needs using complex curve (common mitigation in such as science of bridge building
Curve etc.), the routine operation for relying solely on Revit software can not be accurately finished this complex curve, and complicated in CATIA
Curve can be completed efficiently；On the other hand, Revit software can better meet the application demand of BIM technology, and
The correlation function of CATIA serves primarily in the fields such as machinery, aviation, automobile, and is difficult to realize BIM technology.
For this purpose, developing a kind of reinforcing bar modeling method based on Revit interoperability, while excellent using the Geometric Modeling of CAITA
The information management advantage of gesture and Revit solves the complicated reinforcing bar encountered in BIM technology application process modeling problem, improves reinforcing bar
Precision, the applicability of model actively expand the scope of application of Revit, promote application depth of the Revit software in BIM technology,
With high practical application value.
Summary of the invention
The object of the present invention is to provide a kind of modelings for solving the problems such as Revit reinforcing bar modeling efficiency is poor, accuracy is insufficient
Method proposes a kind of reinforcing bar modeling method based on Revit interoperability for this purpose.
The present invention through the following technical solutions to achieve the above objectives:
Reinforcing bar modeling method based on Revit interoperability, comprising the following steps:
(1) reinforcing steel bar center line is made；
Utilize the above-mentioned reinforcing steel bar center line of CATIA Software on Drawing；Above-mentioned center line is the cross-section centroid of the main part of reinforcing bar
Line；Above-mentioned center line is free of reinforcing bar crotch and bending, the crotch bending of reinforcing bar and the corresponding reinforcing bar flexual center of standard bending section
Tangent line indicates；Above-mentioned center line only includes a kind of " line " geometric element；The geometric modeling of above-mentioned reinforcing steel bar center line is set according to engineering
The reinforcing bar drawing gone out given in drawing is counted to obtain；Spatial position where above-mentioned center line should accurately adjust and meet precision need
It asks.
(2) it is converted into intermediate form；
Plug-in unit is converted using the format of CATIA software, the reinforcing steel bar center line drawn in step (1) is saved as into DWG format.
(3) reinforcing bar threedimensional model is established；
It makes reinforcing bar threedimensional model to be completed by Revit visual programming function Dynamo, steps are as follows:
S1 imports reinforcing steel bar center line file；
The reinforcing steel bar center line file of DWG format described in steps for importing (2) in Revit project.
S2 generates reinforcing bar threedimensional model；
Utilize Rebar.ByCurves module creation reinforcing bar in visual programming Dynamo.Curve interface in above-mentioned module
Data source is the reinforcing steel bar center line file of the DWG format imported in S1.
(4) reinforcing bar information is improved；
The reinforcing bar threedimensional model established in step (3) is adjusted, model information is increased.
It continues with Dynamo to be adjusted reinforcement parameter, increases crotch, standard bending, diameter, material etc. for reinforcing bar
Information, the rebar model until obtaining information sufficiently complete.
The beneficial effects of the present invention are:
Reinforcing bar modeling method based on Revit interoperability of the invention.The reinforcing bar modeling method of complete set is established, is solved
It has determined disadvantage of the Revit software in reinforcing bar modeling work.
It is had the advantages that using the threedimensional model that the present invention establishes
1, easy to operate, while the advantage of both Revit and CATIA have been played, give up cumbersome operating procedure, has increased
Reinforcing bar modeling efficiency；
2, reinforcing bar geological information is more acurrate, and CATIA curve modeling ability is excellent, can accurately create complicated linetype, can
Reinforcing steel bar center line is accurately expressed；
3, reinforcement parameterization models, and is parameterized using CATIA software to reinforcing steel bar center line, can obtain center line ginseng
Numberization model.
Detailed description of the invention
Fig. 1 is method flow schematic diagram of the invention；
Fig. 2 is the reinforcing steel bar center line chart of CATIA production in the present invention.
Fig. 3 is the rebar model figure of Revit production in the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
Embodiment, as shown in Figure 1 and Figure 2:
Reinforcing bar modeling method based on Revit interoperability, comprising the following steps:
(1) reinforcing steel bar center line is made；
Reinforcing steel bar center line is established according to drawing of engineering design.Above-mentioned center line is that the cross-section centroid of the main part of reinforcing bar connects
Line；Above-mentioned center line is free of reinforcing bar crotch and bending, and the crotch bending of reinforcing bar and standard bending section are cut with corresponding reinforcing bar flexual center
Line indicates；When due to utilizing reinforcing steel bar center line production rebar model in Revit, bending and crotch will be automatically generated, therefore
When CATIA center line is drawn, it is only necessary to draw straight line.Using the positioning sketch function of CATIA, can draw.Ying Yange when drafting
Control the geometric elements such as the normal direction and starting and terminal point three-dimensional coordinate of every straight line, it is ensured that the position of center line of drafting is accurate.
Parameterized treatment is carried out to the size of center line at this time.
(2) it is converted into intermediate form (DWG format)；
Drawn center line is saved using the format conversion plug-in unit of CATIA software.The reinforcing steel bar center line that will be drawn out
Save as the openable DWG format of Revit.
(3) reinforcing bar threedimensional model is established；
It include a visual programming function in Revit software, wherein Rebar.ByCurves module may be implemented by song
Line establishes rebar model.Specific steps are as follows:
S1 imports reinforcing steel bar center line file；
Using CAD function is imported in Revit project, it is inserted into the DWG format reinforcing steel bar center line of CATIA production in the project
File.
S2 generates reinforcing bar threedimensional model, as shown in Figure 3；
Rebar.ByCurves module creation reinforcing bar is used in visual programming Dynamo.Curve interface in the module
Data source is the reinforcing steel bar center line file of the DWG format imported in S1.
(4) reinforcing bar information is improved；
The information that the reinforcing bar threedimensional model established in step (3) is included is not able to satisfy the needs of BIM technology still, it is also necessary to
The details of rebar model is adjusted.Reinforcement parameter is adjusted using Dynamo, it is curved to increase crotch, standard for reinforcing bar
The information such as song, diameter, material, the rebar model until obtaining information sufficiently complete.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (1)
1. the reinforcing bar modeling method based on Revit interoperability, which comprises the following steps:
(1) reinforcing steel bar center line is made；
Reinforcing steel bar center line is made according to drawing of engineering design；Center line is the cross-section centroid line of the main part of reinforcing bar；Center
Line is indicated without reinforcing bar crotch, bending, crotch, bending and the standard bending section cut-off of reinforcing bar；It is above-mentioned using CATIA Software on Drawing
Reinforcing steel bar center line；
(2) it is converted into intermediate form；
Plug-in unit is converted using the format of CATIA software, the reinforcing steel bar center line drawn in step (1) is saved as into DWG format；
(3) reinforcing bar threedimensional model is established；
It makes reinforcing bar threedimensional model to be completed by Revit visual programming function Dynamo, steps are as follows:
S1 imports reinforcing steel bar center line file；
In Revit project in steps for importing (2) DWG format reinforcing steel bar center line file.
S2 generates reinforcing bar threedimensional model；
Using Rebar.ByCurves module creation reinforcing bar in visual programming Dynamo, in Rebar.ByCurves module
Curve interface data source is the reinforcing steel bar center line file of the DWG format imported in step S1；
(4) reinforcing bar information is improved；
The reinforcing bar threedimensional model established in step (3) is adjusted, model information is increased；
It continues with Dynamo and parameter adjustment is carried out to the middle reinforcing bar established of step (3), be bent for reinforcing bar increase crotch, standard,
Diameter, material information, until obtaining the complete BIM model of information.
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Cited By (5)
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| CN112035911A (en) * | 2020-07-16 | 2020-12-04 | 中国二十冶集团有限公司 | Wall reserved joint bar modeling method |
| CN112487522A (en) * | 2020-11-05 | 2021-03-12 | 深圳市华阳国际工程设计股份有限公司 | BIM model generation method and device and computer storage medium |
| CN112989478A (en) * | 2021-04-12 | 2021-06-18 | 天津水泥工业设计研究院有限公司 | Revit-based silo structure steel bar modeling and drawing method and system |
| 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 |
| CN113516442A (en) * | 2020-04-10 | 2021-10-19 | 深圳市市政设计研究院有限公司 | BIM + CAM technology-based section bar manufacturing system and method |
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| CN112989478A (en) * | 2021-04-12 | 2021-06-18 | 天津水泥工业设计研究院有限公司 | Revit-based silo structure steel bar modeling and drawing method and system |
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