CN111062106A - Parameterization modeling method for workshop draft tube - Google Patents
Parameterization modeling method for workshop draft tube Download PDFInfo
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- CN111062106A CN111062106A CN201911311425.3A CN201911311425A CN111062106A CN 111062106 A CN111062106 A CN 111062106A CN 201911311425 A CN201911311425 A CN 201911311425A CN 111062106 A CN111062106 A CN 111062106A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 14
- 238000010586 diagram Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000010008 shearing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000002787 reinforcement Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000010146 3D printing Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000003321 amplification Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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Abstract
The invention discloses a parameterized modeling method for a workshop draft tube, which utilizes parameters provided by a draft tube single line diagram provided by a water machine specialty to establish a three-dimensional model of the workshop draft tube through the three-dimensional modeling method, can obtain any desired height section and section data after establishing the model, and can manufacture an equal-proportion draft tube physical model according to the model by combining the mature 3D printing technology at present so as to guide the later three-dimensional model reinforcement of a design unit, guide a construction unit to manufacture and install draft tube special-shaped templates, guide the construction unit to install and construct and help a manufacturer to have certain reference significance in manufacturing draft tube steel members.
Description
Technical Field
The invention relates to a parameterized modeling method for a workshop draft tube, and belongs to the technical field of workshop draft tubes.
Background
The sizing of the draft tube of the factory building is generally obtained by a manufacturer through related calculation and proportional amplification according to the size of a flow channel of a test unit, then a single line diagram and the section size of the draft tube are obtained, and submitted to a design unit for peripheral concrete structure design, and then related reinforcement design is carried out. The method realizes the establishment of the draft tube three-dimensional model through parameter modeling method through draft tube single line diagram data provided by manufacturers, and has certain reference significance for the later three-dimensional model reinforcement of design units, guidance of construction units for manufacturing and installing draft tube special-shaped templates, guidance of construction units for installation and construction, and assistance of manufacturers in manufacturing draft tube steel members.
However, the curved surface modeling of the plant draft tube is complex, and the cross-sectional shape is constantly changed, so that the conventional plant draft tube modeling method needs to rely on manual operation and repeated correction, so that the modeling accuracy can be ensured, and the modeling efficiency is low.
Disclosure of Invention
The invention aims to provide a plant draft tube parametric modeling method which is simple to operate, accurate in modeling and high in modeling efficiency, so as to overcome the defects in the prior art.
The technical scheme of the invention is as follows: a parametric modeling method for a workshop draft tube comprises the following steps:
step one, establishing the surface area of each control section of the draft tube according to parameters provided by a draft tube single line diagram provided by the water machine profession;
step two, sequentially putting the generated control section surface areas into corresponding spatial positions of the draft tube according to a sequence;
and step three, after the surface area of each section of the space is arranged, the draft tube three-dimensional modeling is realized through lofting operation.
According to the method, after the model is established, the draft tube is cut to carry out three-dimensional modeling on each elevation section and each section diagram, and the data of each desired elevation section and each section diagram is obtained and used for guiding the design and construction of each construction unit in the later period.
In the method, the first step to the third step are based on the operation on an AutoCAD platform.
Due to the adoption of the technical scheme, the invention has the advantages that: the method realizes the three-dimensional modeling of the draft tube of the factory building according to the single line diagram of the draft tube of the factory building, not only has the advantages of simple operation, accurate modeling, high modeling efficiency and the like, but also can obtain any data of each elevation section and each section to be obtained after the model is established, and can manufacture an equal-proportion draft tube physical model according to the model by combining the current mature 3D printing technology, so as to guide the reinforcement of the three-dimensional model at the later stage of a design unit, guide a construction unit to manufacture and install a draft tube special-shaped template, guide the construction unit to install and construct and help a manufacturer to manufacture a draft tube steel member.
Drawings
FIG. 1 is a sectional parameter view of a draft tube according to an embodiment of the present invention;
FIG. 2 is a parameter plot of the draft tube in an embodiment of the present invention;
FIG. 3 is a parameter plot of the draft tube cross section in an embodiment of the present invention;
FIG. 4 is a schematic view of a draft tube control profile area in an embodiment of the present invention;
FIG. 5 is a schematic illustration of the arrangement of control surface areas in an embodiment of the present invention;
FIG. 6 is a three-dimensional model of a draft tube according to an embodiment of the present invention;
FIG. 7 is a schematic view of a shear elevation profile of a draft tube in an embodiment of the invention;
FIG. 8 is a schematic shear section of a draft tube according to an embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples.
The embodiment of the invention comprises the following steps: the invention discloses a parameterized modeling method for a workshop draft tube, which comprises the following steps of:
step one, referring to fig. 1-3 and table 1, establishing surface areas of each control section of a draft tube according to parameters provided by a draft tube single line diagram provided by water machine specialties, as shown in fig. 4;
step two, sequentially putting the generated control section surface areas into corresponding spatial positions of the draft tube according to a sequence, as shown in fig. 5;
and step three, after the surface areas of all the sections in the space are arranged, the draft tube three-dimensional modeling is realized through lofting operation, as shown in fig. 6.
In the method, the steps from the first step to the third step are based on the operation on the AutoCAD platform
Referring to fig. 7 and 8, after the model is established, the draft tube is cut to three-dimensionally model each elevation section and each section, and the data of each desired elevation section and each section is obtained for guiding the design and construction of each subsequent participating unit.
In conclusion, the invention realizes the three-dimensional modeling of the draft tube of the factory building according to the single line diagram of the draft tube of the factory building, not only has the advantages of simple operation, accurate modeling, high modeling efficiency and the like, but also can obtain any data of each elevation section and each section which are required to be obtained after the model is established, and can manufacture an equal proportion draft tube physical model according to the model by combining the mature 3D printing technology so as to guide the reinforcement of the three-dimensional model at the later stage of a design unit, guide a construction unit to manufacture and install a draft tube special-shaped template, guide the construction unit to install and construct and help the factory to manufacture a draft tube steel member.
Claims (3)
1. A parametric modeling method for a workshop draft tube is characterized by comprising the following steps:
step one, establishing the surface area of each control section of the draft tube according to parameters provided by a draft tube single line diagram provided by the water machine profession;
step two, sequentially putting the generated control section surface areas into corresponding spatial positions of the draft tube according to a sequence;
and step three, after the surface area of each section of the space is arranged, the draft tube three-dimensional modeling is realized through lofting operation.
2. The parametric modeling method for the plant draft tube of claim 1, wherein: and after the model is established, shearing the draft tube to perform three-dimensional modeling on each elevation section and each section diagram, and obtaining the data of each desired elevation section and each section diagram for guiding the design and construction of each construction unit at the later stage.
3. The parametric modeling method for the plant draft tube of claim 1, wherein: and the first step to the third step are based on the operation on an AutoCAD platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911311425.3A CN111062106A (en) | 2019-12-18 | 2019-12-18 | Parameterization modeling method for workshop draft tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911311425.3A CN111062106A (en) | 2019-12-18 | 2019-12-18 | Parameterization modeling method for workshop draft tube |
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| CN111062106A true CN111062106A (en) | 2020-04-24 |
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| CN201911311425.3A Pending CN111062106A (en) | 2019-12-18 | 2019-12-18 | Parameterization modeling method for workshop draft tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045794A (en) * | 2021-11-11 | 2022-02-15 | 中国水利水电第五工程局有限公司 | Method for manufacturing and installing draft tube runner template |
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2019
- 2019-12-18 CN CN201911311425.3A patent/CN111062106A/en active Pending
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| CN108507357A (en) * | 2018-03-28 | 2018-09-07 | 中国冶集团有限公司 | Industrial furnace branch pipe tee connection liner brick setting out method |
| CN110374061A (en) * | 2019-07-25 | 2019-10-25 | 贵州省水利水电勘测设计研究院 | The toe board alignment on rock-faced dam dam determines method and device |
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| CN114045794A (en) * | 2021-11-11 | 2022-02-15 | 中国水利水电第五工程局有限公司 | Method for manufacturing and installing draft tube runner template |
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Application publication date: 20200424 |
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