CN113515090A - Steel structure manufacturing system and method based on BIM + CAM technology - Google Patents
Steel structure manufacturing system and method based on BIM + CAM technology Download PDFInfo
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- CN113515090A CN113515090A CN202010280169.2A CN202010280169A CN113515090A CN 113515090 A CN113515090 A CN 113515090A CN 202010280169 A CN202010280169 A CN 202010280169A CN 113515090 A CN113515090 A CN 113515090A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000005516 engineering process Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000013461 design Methods 0.000 claims abstract description 27
- 238000012545 processing Methods 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000003754 machining Methods 0.000 claims description 23
- 238000003466 welding Methods 0.000 claims description 20
- 238000004458 analytical method Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 4
- 206010063385 Intellectualisation Diseases 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000007514 turning Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007728 cost analysis Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/4097—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32153—Exchange data between user, cad, caq, nc, capp
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/40—Minimising material used in manufacturing processes
Abstract
The invention discloses a steel structure manufacturing system and method based on a BIM + CAM technology, the system comprises information transmission of a BIM design end and a CAM production end, the BIM design end comprises a design drawing making module and a pipe software processing module which are connected, the CAM production end comprises a numerical control equipment operation module, and the pipe software processing module is connected to the numerical control equipment operation module through an Ethernet bus. The system of the invention can replace manual labor to realize automation, and the software can replace intelligent labor to realize intellectualization, thereby solidifying the working experience of people. Data of BIM and CAM end are got through and the informationization of processing equipment is promoted, can show improvement enterprise production efficiency, reduce artifical intensity of labour. The material utilization rate is improved, the material cost is saved, the engineering construction time is accelerated, and the influence on the society is reduced.
Description
Technical Field
The invention relates to the technical field of pipe machining, in particular to a steel structure manufacturing system and method based on a BIM + CAM technology.
Background
At present, BIM has entered the key project of national science and technology support plan, the CAM technique has become mature very now, the efficiency has been very high on numerical control cutting unloading tubular product, section bar, panel, reinforcing bar even, the main difficulty that restricts BIM application at present is how to transition from traditional structural design software to BIM, the software set of Autodesk industry, how to provide BIM data for CAM software automatically, and offer numerical control processing equipment through intelligent jacking, the domestic has entered the exploration stage. As shown in figure 1, BIM or CAD models are provided for pipe steel structure processing through a design institute at home, construction organization personnel perform sample turning and deepening to process the pipe steel structure into CAD drawings for production, equipment operators fill size parameters in the CAD drawings into processing equipment, and the processing equipment produces a workpiece by combining welding standards and processing technologies, so that the process is repeated. This prior art has the following disadvantages:
first, the BIM technology is only applied to the design end at present, a data transmission channel is not opened in the production and construction side at the downstream of the BIM technology, a large amount of manual intervention is needed for information transmission, and a large amount of repeated intelligent workers and manual workers are needed for homogenization low-end intelligent production in the whole process. In the pipe project, a construction unit takes drawings of a design institute, and the work required to be done is as follows:
1. deepening and turning over the mold again (a large amount of labor);
2. counting the engineering quantity (a large amount of labor);
3. scheduling the construction (automation equipment) by volume;
4. filling the deepened drawing into cam software (a large amount of manual work) according to the processing size;
5. selecting a processing sequence (a great deal of experience) according to experience by processing data of cam software;
6. welding standards, additive process schedule generation (a lot of experience);
7. an object welding member is selected.
The use of automated equipment is only possible during the production phase, requiring a great deal of labor and experience during both the drawing preparation phase and the process addition phase.
Secondly, the purpose of steel structure processing is for welding, and the national standard of welding groove is very complicated, and steel structure processing workman, the technique personnel of turning over the appearance are not very known to the welding, and the information has the disjointing in the transmission process.
Third, the conventional process has no concept of global operation, and the production plan is well made by dividing the components according to the weight of the crane and the batches, so that more residual waste materials are processed each time, the material utilization rate is lower, and more waste is caused. The processing repeated path is messy, and the power gas consumption is more.
And fourthly, the existing processing equipment of the existing equipment can solve the problem of mass production of a small number of types, but cannot provide standardized products for more and more personalized designs.
Therefore, improvements in the prior art are needed.
Disclosure of Invention
In order to overcome the defects in the prior art, a steel structure manufacturing system and a steel structure manufacturing method based on the BIM + CAM technology are provided, information transmission is adopted in the whole process, and the purpose that small-batch large-variety building projects can be produced in a factory mode is achieved.
In order to achieve the purpose, the invention provides a steel structure manufacturing system based on a BIM + CAM technology, which comprises information transmission of a BIM design end and a CAM production end, wherein the BIM design end comprises a design drawing manufacturing module and a pipe software processing module which are connected, the CAM production end comprises a numerical control equipment operating module, and the pipe software processing module is connected to the numerical control equipment operating module through an Ethernet bus.
According to the steel structure manufacturing system based on the BIM + CAM technology, the design drawing manufacturing module comprises TEKLA software, Revit software and Rhino software, and the construction drawing is automatically generated through the TEKLA software, the Revit software and the Rhino software and drawing software secondarily developed based on the TEKLA software, the Revit software and the Rhino software.
In the steel structure manufacturing system based on the BIM + CAM technology, the pipe software processing module comprises an analysis data unit, a track programming unit and a nesting unit, and the processing information is analyzed, set and nested through the analysis data unit, the track programming unit and the nesting unit.
In the steel structure manufacturing system based on the BIM + CAM technology, the numerical control equipment operation module comprises the motion controller and the pipe machining equipment which are connected with each other, and the motion controller transmits the machining signal to the pipe machining equipment after receiving the pipe software processing module.
The invention also provides a steel structure manufacturing method based on the BIM + CAM technology, which comprises the following steps:
s1: researching and developing a pipe, making a module through a design drawing, and automatically drawing a construction detailed drawing;
s2: processing information in the drawing is written into a pipe software processing module, and parameters of a welding seam and parameters of a trepanning are set through the pipe software processing module according to a welding standard;
s3: after receiving the information, a motion controller in the numerical control equipment operation module sends a control signal to the pipe machining equipment;
s4: the pipe machining equipment is used for machining a steel structure according to the parameters and then manually welding and installing the steel structure.
In the steel structure manufacturing method based on the BIM + CAM technology, in step S1, the data of each software in the design drawing making module is collected through the API, and then the construction drawing is automatically generated, and the drawing information is sent to the pipe software processing module.
In step S2, the analytical data unit in the tube software processing module effectively groups data, and the trajectory programming unit performs matrix conversion, numerical simulation, linear analysis, iterative computation, traversal check according to the three-dimensional characteristics, generates parameters of the nesting, and sends the parameters to the motion controller.
In the above method for manufacturing a steel structure based on the BIM + CAM technology, in step S3 and step S4, the pipe machining device machines according to the control signal sent by the motion controller, so as to form the groove, and intervenes in manual welding and installation until the operation is completed.
According to the steel structure manufacturing system and method based on the BIM + CAM technology of the embodiment, the scheme has the following effects:
the system equipment can replace manual labor to realize automation, the software can replace intelligent labor to realize intellectualization, the data communication of the BIM end and the CAM end and the informatization improvement of the processing equipment can be realized, the production efficiency of enterprises can be obviously improved, and the labor intensity of workers can be reduced. The material utilization rate is improved, the material cost is saved, the engineering construction time is accelerated, and the influence on the society is reduced.
Drawings
FIG. 1 is a block diagram of the internal structure of a prior art steel structure manufacturing system;
FIG. 2 is a block diagram of the first embodiment of the present invention;
fig. 3 is a schematic block diagram of a first embodiment of the present invention.
Reference is made to the following in corresponding reference numbers in the drawings of the specification:
the device comprises a BIM design end 1, a CAM production end 2, a design drawing making module 11, a pipe software processing module 12, a numerical control equipment operation module 21, TEKLA software 111, Revit software 112, Rhino software 113, an analysis data unit 121, a track programming unit 122, a nesting unit 123, a motion controller 211 and pipe machining equipment 212.
Detailed Description
In order to make the technical means, the characteristics, the purposes and the functions of the invention easy to understand, the invention is further described with reference to the specific drawings.
The invention discloses a steel structure manufacturing system based on a BIM + CAM technology, which comprises information transmission of a BIM design end 1 and a CAM production end 2, wherein the BIM design end 1 comprises a design drawing manufacturing module 11 and a pipe software processing module 12 which are connected, the CAM production end 2 comprises a numerical control equipment operating module 21, and the pipe software processing module 12 is connected to the numerical control equipment operating module 21 through an Ethernet bus, as shown in FIGS. 2 and 3.
Specifically, the design drawing making module 11 includes TEKLA software 111, Revit software 112 and Rhino software 113, and the construction drawing is automatically generated by the TEKLA software 111, Revit software 112, Rhino software 113 and drawing software secondarily developed based on the above-mentioned software; the pipe software processing module 12 comprises an analysis data unit 121, a trajectory programming unit 122 and a nesting unit 123, wherein processing information in a drawing is analyzed, set and nested through the analysis data unit 121, the trajectory programming unit 122 and the nesting unit 123; the numerical control device operation module 21 comprises a motion controller 211 and a pipe machining device 212 which are connected with each other, and the motion controller 211 transmits a machining signal to the pipe machining device 212 after receiving the pipe software processing module 12.
In use, a three-dimensional graph of the TEKLA is required, each intersecting node is required to be operated in the TEKLA, if only modeling is carried out but the node is not operated, parts processed by AnyPIPE software are all straight through openings, therefore, no matter what shape the through openings are, the through openings intersect, except that an NC program cannot be generated due to the problem of the TEKLA in an equal-diameter insertion mode, theoretically all the through openings can be generated and cut; firstly entering TEKLA, selecting a complete or development kit mode, and opening a TEKLA model to be exported nc. For smaller projects, the entire model can be selected using Ctrl + a. If the project is a medium or large project, components can be selected by taking a truss as a unit by using ATL or Ctrl + ATL keys; aiming at the spatial relative positions, the through hole information, the material and the wall thickness of all the pipes, and combining with the welding process range, the groove information is given by software, and comprises a variable angle groove, a constant angle groove, an intelligent groove, an AWS groove and a marine groove; the pipe software processing module 12 superimposes the groove information on the processing information to correct the processing path; adding corresponding compensation according to hardware information of cutting torches, machine tools and the like; distributing and processing base materials according to factory storage information, nesting the base materials, transmitting a processing code (5-axis or 3-axis) generated after nesting to an operation module 21 of the numerical control equipment, starting automatic production after the pipe processing equipment 212 receives a production instruction, and performing welding and installation only by manual intervention in the production process; table 1 below is a cost analysis for the production of pipes with a steel quantity of about 1000 tons:
TABLE 1
The system of the first embodiment of the invention is simple and convenient to operate, can replace manual labor to realize automation, software can replace intelligent labor to realize intellectualization, data communication of the BIM end and the CAM end and informatization improvement of processing equipment can be realized, the production efficiency of enterprises can be obviously improved, and the labor intensity of workers can be reduced. The material utilization rate is improved, the material cost is saved, the engineering construction time is accelerated, and the influence on the society is reduced.
The second embodiment of the invention discloses a method for manufacturing a steel structure based on a BIM + CAM technology, which comprises the following steps:
s1: researching and developing a pipe, manufacturing a module 11 through a design drawing, and automatically drawing a construction detailed drawing;
s2: the processing information is written into the pipe software processing module, and the parameters of the welding seam and the parameters of the trepanning are set through the pipe software processing module 12 according to the welding standard;
s3: after receiving the information, the motion controller 211 in the operation module 21 of the numerical control device sends a control signal to the pipe machining device 212;
s4: the pipe machining equipment 212 is used for machining a steel structure according to the parameters and then manually welding and installing the steel structure.
In addition, in step S1, after data of each software in the design drawing making module 11 is collected through the API, a construction drawing is automatically generated, and drawing information is sent to the pipe software processing module 12; in step S2, the data analysis unit 121 in the tube software processing module 12 effectively groups the data, and the trajectory programming unit 122 performs matrix conversion, numerical simulation, linear analysis, iterative computation, traversal check according to the three-dimensional characteristics, generates parameters of the nesting, and sends the parameters to the motion controller 211; the pipe machining device 212 machines according to the control signal sent by the motion controller 211 to form the groove, and intervenes in manual welding and installation until the operation is completed.
Since the second embodiment is the method of the first embodiment, and the specific steps and beneficial effects of the system have been specifically described in the first embodiment, detailed description is omitted here.
Specific embodiments of the invention have been described above. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by one skilled in the art within the scope of the claims without departing from the spirit of the invention, and without affecting the spirit of the invention.
Claims (8)
1. The utility model provides a steel construction manufacturing system based on BIM + CAM technique which characterized in that: the information transmission of BIM design end and CAM production end is drawn together design drawing preparation module and tubular product software processing module including linking to each other to the BIM design end, the CAM production end includes numerical control equipment operation module, tubular product software processing module passes through ethernet bus connection to numerical control equipment operation module.
2. The BIM + CAM technology-based steel structure manufacturing system of claim 1, wherein: the design drawing making module comprises TEKLA software, Revit software and Rhino software, and the construction drawing is automatically generated through the TEKLA software, the Revit software and the Rhino software.
3. The BIM + CAM technology-based steel structure manufacturing system of claim 1, wherein: the pipe software processing module comprises an analysis data unit, a track programming unit and a nesting unit, and processing information is analyzed, set and nested through the analysis data unit, the track programming unit and the nesting unit.
4. The BIM + CAM technology-based steel structure manufacturing system of claim 1, wherein: the numerical control equipment operation module comprises a motion controller and pipe machining equipment which are connected with each other, and the motion controller transmits machining signals to the pipe machining equipment after receiving the pipe software processing module.
5. A steel structure manufacturing method based on the BIM + CAM technology, comprising the steel structure material manufacturing system based on the BIM + CAM technology of any one of claims 1 to 4, and characterized by comprising the following steps:
s1: researching and developing a pipe, making a module through a design drawing, and automatically drawing a construction detailed drawing;
s2: processing information in the drawing is written into a pipe software processing module, and parameters of a welding seam and parameters of a trepanning are set through the pipe software processing module according to a welding standard;
s3: after receiving the information, a motion controller in the numerical control equipment operation module sends a control signal to the pipe machining equipment;
s4: the pipe machining equipment is used for machining a steel structure according to the parameters and then manually welding and installing the steel structure.
6. The method for manufacturing a steel structure based on the BIM + CAM technology as claimed in claim 5, wherein: in step S1, the data of each software in the design drawing making module is collected through the API, and then the construction drawing is automatically generated, and the drawing information is sent to the pipe software processing module.
7. The method for manufacturing a steel structure based on the BIM + CAM technology as claimed in claim 5, wherein: in step S2, the data are effectively grouped by the analysis data unit in the tube software processing module, and the trajectory programming unit performs matrix conversion, numerical simulation, linear analysis, iterative computation, traversal check according to the three-dimensional characteristics, generates parameters of the nesting, and sends the parameters to the motion controller.
8. The method for manufacturing a steel structure based on the BIM + CAM technology as claimed in claim 5, wherein: in step S3 and step S4, the pipe machining device machines according to the control signal sent by the motion controller, shapes the groove, and intervenes in manual welding and installation until the operation is completed.
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