CN109918760B - Revit interoperability-based steel bar modeling method - Google Patents
Revit interoperability-based steel bar modeling method Download PDFInfo
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- CN109918760B CN109918760B CN201910155679.4A CN201910155679A CN109918760B CN 109918760 B CN109918760 B CN 109918760B CN 201910155679 A CN201910155679 A CN 201910155679A CN 109918760 B CN109918760 B CN 109918760B
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Abstract
The invention discloses a Revit interoperability-based steel bar modeling method, belongs to the technical field of building information model technology (BIM technology) and computer aided design, and can be used for three-dimensional modeling of steel bars in the engineering field. Comprises the following steps: (1) manufacturing a central line of a steel bar; (2) conversion to an intermediate format (DWG format); (3) establishing a three-dimensional model of the steel bar; and (4) perfecting the information of the steel bars. The method can solve the problem of steel bar modeling in the technical field of building information models, improves the modeling efficiency and improves the modeling precision.
Description
Technical Field
The invention belongs to the technical field of building information model technology (BIM technology) and computer aided design, and particularly relates to a Revit interoperability-based steel bar modeling method.
Background
The BIM technology is a revolutionary technology in the building industry and can play a great role in project refinement management and building full-life-cycle management.
In view of the practical application of the BIM technology, the Revit software developed by Autodesk and the CATIA software developed by daso are most widely used. Revit has numerous advantages as an excellent BIM software, but the steel bar modeling work in the building field still lacks efficiency due to the limitation of modeling capability. The CATIA software is CAD \ CAM \ CAE software widely used in the fields of machinery, aviation and automobiles, is known for its excellent surface modeling and machining capability, but cannot completely satisfy the requirements of the BIM technology in the engineering field due to its design method, so that the CATIA software is not fully qualified for steel bar modeling work.
Further, when a complex steel bar model is established, a complex curve (such as a common relaxation curve in bridge engineering) needs to be used, the complex curve cannot be accurately completed by conventional operation of Revit software alone, and the complex curve can be efficiently completed in the CATIA; on the other hand, the Revit software can better meet the application requirements of the BIM technology, and the related functions of the CATIA are mainly served in the fields of machinery, aviation, automobiles and the like, so that the BIM technology is difficult to realize.
Therefore, a Revit interoperability-based steel bar modeling method is developed, the geometrical modeling advantage of CAITA and the information management advantage of Revit are utilized, the complex steel bar modeling problem encountered in the BIM technology application process is solved, the precision and the applicability of a steel bar model are improved, the application range of Revit is actively expanded, the application depth of Revit software in the BIM technology is improved, and the Revit interoperability-based steel bar modeling method has extremely high practical application value.
Disclosure of Invention
The invention aims to provide a modeling method for solving the problems of poor efficiency, insufficient accuracy and the like of Revit steel bar modeling, and provides a steel bar modeling method based on Revit interoperability for achieving the purpose.
The invention realizes the purpose through the following technical scheme:
the Revit interoperability-based steel bar modeling method comprises the following steps:
(1) Manufacturing a central line of a reinforcing steel bar;
drawing the center line of the steel bar by using CATIA software; the central line is a section centroid connecting line of the main body part of the reinforcing steel bar; the central line does not contain a steel bar hook and a bend, and the hook bend and the standard bend section of the steel bar are represented by corresponding steel bar center-curved tangent lines; the above-mentioned centre line contains only one geometric element of "line"; the geometric shape of the central line of the reinforcing steel bar is obtained according to a reinforcing steel bar master drawing given in an engineering design drawing; the spatial position of the central line is accurately adjusted to meet the precision requirement.
(2) Converting into an intermediate format;
and (3) storing the reinforcing steel bar center line drawn in the step (1) into a DWG format by using a format conversion plug-in of CATIA software.
(3) Building a three-dimensional model of the steel bar;
the method for manufacturing the steel bar three-dimensional model is completed by a Revit visual programming function Dynamo, and comprises the following steps:
s1, importing a steel bar center line file;
and (3) importing the steel bar center line file in the DWG format in the step (2) in the Revit project.
S2, generating a three-dimensional model of the steel bar;
rebars were created using the rebar. The data source of the curve interface in the module is a steel bar center line file in DWG format imported in S1.
(4) Improving the information of the reinforcing steel bars;
and (4) adjusting the steel bar three-dimensional model established in the step (3) and adding model information.
And continuously adjusting the parameters of the steel bar by using Dynamo, and adding information such as hooks, standard bending, diameter, material and the like for the steel bar until a steel bar model with complete information is obtained.
The invention has the beneficial effects that:
the invention discloses a Revit interoperability-based steel bar modeling method. A set of complete steel bar modeling method is established, and the defects of Revit software in steel bar modeling work are overcome.
The three-dimensional model established by the invention has the following advantages:
1. the method is simple and convenient to operate, simultaneously exerts the advantages of both Revit and CATIA, abandons fussy operation steps and increases the modeling efficiency of the reinforcing steel bar;
2. the geometric information of the steel bars is more accurate, the CATIA curve modeling capability is excellent, a complex line type can be accurately created, and the center line of the steel bars can be accurately expressed;
3. and (3) carrying out parametric modeling on the reinforcing steel bar, and carrying out parameterization on the reinforcing steel bar center line by using CATIA software to obtain a center line parameterization model.
Drawings
FIG. 1 is a schematic flow diagram of the process of the present invention;
fig. 2 is a center line diagram of a reinforcing steel bar manufactured by the CATIA in the invention.
Fig. 3 is a diagram of a model of a rebar made by Revit in the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
example, as shown in fig. 1 and 2:
the Revit interoperability-based steel bar modeling method comprises the following steps of:
(1) Manufacturing a central line of a reinforcing steel bar;
and establishing a central line of the steel bar according to an engineering design drawing. The central line is a section centroid connecting line of the main body part of the reinforcing steel bar; the central line does not contain a steel bar hook and a bend, and the hook bend and the standard bend section of the steel bar are represented by corresponding steel bar center tangent lines; bending and hook are automatically generated when the reinforcing steel bar model is manufactured by using the reinforcing steel bar central line in Revit, so that only a straight line needs to be drawn when the CATIA central line is drawn. And drawing by using the positioning sketch function of the CATIA. During drawing, the normal direction of each straight line and geometric elements such as three-dimensional coordinates of a starting point and an end point and the like are strictly controlled, and the position of the drawn central line is ensured to be accurate. The dimension of the centre line is now parameterized.
(2) Conversion to an intermediate format (DWG format);
the plotted centerline is saved using the format conversion plug-in of the CATIA software. And saving the drawn central line of the steel bar into a DWG format which can be opened by Revit.
(3) Building a three-dimensional model of the steel bar;
the Revit software comprises a visual programming function, wherein a Rebar. ByCurves module can realize the establishment of a steel bar model according to a curve. The specific operation steps are as follows:
s1, importing a steel bar center line file;
the import CAD function is used in the Revit project, and a DWG format steel bar center line file manufactured by CATIA is inserted into the project.
S2, generating a three-dimensional model of the steel bar, as shown in figure 3;
rebar. Bycurves module was used in visual programming Dynamo to create rebar. The data source of the curve interface in the module is the steel bar center line file in DWG format imported in S1.
(4) Improving the information of the reinforcing steel bars;
the information contained in the three-dimensional model of the steel bar established in the step (3) cannot meet the requirement of the BIM technology, and the details of the steel bar model need to be adjusted. And adjusting the parameters of the steel bar by utilizing Dynamo, and adding information such as hooks, standard bending, diameter, material and the like for the steel bar until a steel bar model with complete information is obtained.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The Revit interoperability-based steel bar modeling method is characterized by comprising the following steps of:
(1) Manufacturing a central line of a reinforcing steel bar;
manufacturing a central line of a reinforcing steel bar according to an engineering design drawing; the central line is a section centroid connecting line of the main body part of the steel bar; the central line does not contain steel bar hooks and bends, and the hooks, the bends and the standard bending sections of the steel bars are expressed in a straight way; drawing the center line of the steel bar by using CATIA software;
(2) Converting into an intermediate format;
saving the central line of the steel bar drawn in the step (1) into a DWG format by using a format conversion plug-in of CATIA software;
(3) Building a three-dimensional model of the steel bar;
the method for manufacturing the three-dimensional model of the steel bar is completed by a Revit visual programming function Dynamo, and comprises the following steps:
s1, importing a steel bar center line file;
importing the steel bar center line file in the DWG format in the step (2) into a Revit project;
s2, generating a three-dimensional model of the steel bar;
a reinforcing steel bar is created by using a Rebar. ByCurves module in visual programming Dynamo, and the source of the curve interface data in the Rebar. ByCurves module is the reinforcing steel bar center line file in the DWG format imported in the step S1;
(4) Improving the information of the reinforcing steel bars;
adjusting the three-dimensional model of the reinforcing steel bars established in the step (3) and adding model information;
and (4) continuously utilizing Dynamo to carry out parameter adjustment on the steel bar established in the step (3), and adding hooks, standard bending, diameter and material information for the steel bar until a BIM model with complete information is obtained.
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| 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 |
| CN112035911B (en) * | 2020-07-16 | 2023-04-25 | 中国二十冶集团有限公司 | Wall reserved dowel 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 |
| 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 |
| CN112989478B (en) * | 2021-04-12 | 2022-07-12 | 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063478A (en) * | 2010-12-22 | 2011-05-18 | 张丛喆 | Three-dimensional file format conversion method and search engine suitable for Internet search |
| CN106934163A (en) * | 2017-03-17 | 2017-07-07 | 河南省交通规划设计研究院股份有限公司 | Bridge 3 D model construction method based on BIM |
| CN107633137A (en) * | 2017-09-21 | 2018-01-26 | 中铁八局集团电务工程有限公司 | A kind of electromechanical installation of the subway based on BIM and fitting-out work construction method |
| CN108763710A (en) * | 2018-05-22 | 2018-11-06 | 广东建远建筑装配工业有限公司 | A kind of assembled architecture forward direction Deepen Design method based on BIM |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8554520B2 (en) * | 2007-05-01 | 2013-10-08 | Auto Prep, Llc | Systems and methods for differentiating and associating multiple drawings in a CAD environment |
-
2019
- 2019-03-01 CN CN201910155679.4A patent/CN109918760B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063478A (en) * | 2010-12-22 | 2011-05-18 | 张丛喆 | Three-dimensional file format conversion method and search engine suitable for Internet search |
| CN106934163A (en) * | 2017-03-17 | 2017-07-07 | 河南省交通规划设计研究院股份有限公司 | Bridge 3 D model construction method based on BIM |
| CN107633137A (en) * | 2017-09-21 | 2018-01-26 | 中铁八局集团电务工程有限公司 | A kind of electromechanical installation of the subway based on BIM and fitting-out work construction method |
| CN108763710A (en) * | 2018-05-22 | 2018-11-06 | 广东建远建筑装配工业有限公司 | A kind of assembled architecture forward direction Deepen Design method based on BIM |
Non-Patent Citations (4)
| Title |
|---|
| Construction Industry collaboration challenges;Marek Suchocki;《2006 IEEE International Technology Management Conference (ICE)》;20061231;第1-8页 * |
| 基于BIM技术的道路改扩建研究与应用;沈照庆等;《长安大学学报(社会科学版)》;20171115(第06期);第49-59页 * |
| 补舒棋;人民黄河;《人民黄河》;20140311;第113-116页 * |
| 连续梁-钢桁组合桥BIM建模技术研究;张洪伟等;《铁路技术创新》;20181030(第05期);第46-50页 * |
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