CN109460606A - Calculation method when a kind of Welder based on boat segmental mode of construction - Google Patents
Calculation method when a kind of Welder based on boat segmental mode of construction Download PDFInfo
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Abstract
The invention discloses calculation methods when a kind of Welder based on boat segmental mode of construction, comprising the following steps: by Ship Design software decimation 3-D geometric model, assembling structure hierarchical information and weld information；According to building technology specification and requirement, in 3-D geometric model Visual Intelligent Interface Model, input group is vertical, middle group of vertical and segmentation mode of construction, it obtains and builds datum level information, calculate related angle information of the weld seam under construction state, the welding posture for determining weld seam, correction factor when determining Welder determine welding preparation time and after welding treatment time；Be conducive to improve the accuracy and convenience of related weld seam plan man-hour calculation, determine that influence coefficient becomes serialization and determines influence coefficient from common discretization great-jump-forward, the raising of weld seam plan man-hour calculation accuracy is also beneficial to reduce welding time cost, is conducive to the mode of construction of scientific and reasonable determining segmentation.
Description
Technical field
The present invention relates to be related to a kind of management method, and in particular to when a kind of Welder based on boat segmental mode of construction
Calculation method belongs to technical field of data administration.
Background technique
Welding is the most crucial work post of Naval Architecture and Ocean Engineering enterprise, to shipbuilding cost and construction when Welder
Period has very important influence, and the accuracy and convenience for improving welding plan man-hour calculation are of great significance.
Current boat segmental welding man-hour calculation mode generally considers that fusion length, groove, plate thickness, welding posture etc. are believed
Breath, and combine enterprise to weld standard time, then suitably increased and decreased and obtain welding plan working hour.Welding posture generally comprises flat
The different locations posture such as weldering, vertical position welding, horizontal position welding and overhead welding.Welding posture correction factor is to adjust work by relatively-stationary coefficient
When, reflect influence difference of the welding posture to different work.Weld information is usually in the design completion stage by boat segmental at present
Design software system extracts to obtain, including welding posture information；Weld information not yet with enterprise's welder hour quota data integration.
It is not accurate enough according to above-mentioned mode welding plan working hour obtained, the practical mode of construction of segmentation cannot be fully demonstrated
Specific influence on welding working hour.The limitation in the stage, personnel's division of labor designing and build due to boat segmental, boat segmental design
Mode of construction information included in software systems is difficult complete and accurate definition, according to above-mentioned mode welding posture obtained
Information can not reflect true welding posture.
Different welding postures is up to 80% to the influence difference in welding working hour, even higher, detailed consideration welding posture pair
Influence when Welder has very important significance when to accurate calculating Welder.
Summary of the invention
The shortcomings that the invention solves prior art problems, when a kind of Welder based on boat segmental mode of construction is provided
Calculation method, definition segmentation, group are vertical, the middle group of mode of construction such as vertical, and weld appearance based on each weld seam of mode of construction accurate definition
State welds standard time further combined with weld seam other information and enterprise, determines that each group is vertical, middle group of vertical and segmentation welding meter
Draw working hour；The accuracy for improving welding plan man-hour calculation, to solve the above problems.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions: one kind is built based on boat segmental
The calculation method when Welder of mode, which is characterized in that the management method the following steps are included:
S1: by Ship Design software decimation 3-D geometric model, assembling structure hierarchical information and weld information；As unit of segmentation
Extract part geometry model and attribute information；Block assembly hierarchical information is extracted using com interface component, assembles hierarchical information packet
Include part, group is stood, middle group of vertical and block assembly relationship；Weld information is extracted by com interface component, and weld information includes weldering
Stitch length, groove, plate thickness, the information for docking form；
S2: according to building technology specification and requirement, the group that defines is stood, middle group of vertical and segmentation mode of construction；Based on enterprise place
Appointed condition and building technology specification, and combine and be built the size, weight and design feature of object, determine group it is vertical, middle group
Vertical and segmentation mode of construction；
S3: according to the mode of construction in step S2, and the 3-D geometric model extracted in step S1 is combined, in 3-D geometric model
Visual Intelligent Interface Model, input group is vertical, middle group of vertical and segmentation mode of construction；According to each part three-dimensional geometry of obtained segmentation
Model, in Visual Intelligent Interface Model, the group that defines is stood, middle group of vertical and segmentation mode of construction, and setting sectional turn-over operates.Segmentation
Turning over operation is to need to carry out 180 degree turn to segmentation, the overhead welding after turn becomes flat in order to avoid the biggish overhead welding of difficulty
Weldering.
S4: according to the 3-D geometric model established in step S3, obtaining and build datum level information, calculates weld seam and is building shape
Related angle information under state, determines the welding posture of weld seam；
S5: according to the welding posture information and other weld informations obtained in step S4, correction factor when determining Welder, according to
Enterprise's correction factor standard continuously determines working hour correction factor using linear interpolation algorithm realization, more in conjunction with welding tilt angle
Add the working hour situation for accurately reflecting actual welding operation；
S6: according to welding method and equipment feature, welding preparation time and after welding treatment time are determined；The welding preparation time includes
Time consumed by preheating, the business tine that tool prepares, material prepares；The after welding treatment time includes that postwelding is cooling, polishes and repair
Time consumed by whole business；
S7: according to the working hour correction factor determined in step S4, and before combination enterprise's welding standard hour norm database, welding
Finishing time calculates welding plan working hour, according to the vertical welding plan work of vertical included each group of welding seam calculating, each group
When；And so on, each middle group vertical welding plan working hour is calculated, the welding plan working hour of segmentation is calculated.
As a preferred solution of the present invention, which further includes the processing being segmented after geometrical model information extraction
Step: a. individually obtains the three-dimensional geometric information of each part under segmentation；B. it is reconstructed by geological information multiple basic three-dimensional real
Body Model, such as rectangle, cylinder；C. by the Boolean calculation between physical model, more complicated 3 d part model is formed；
D. part model is converted by coordinate to hull coordinate system, and combines and to form complete three-dimensional segmented model, and each part three
Tieing up geological information can independent access.
As a preferred solution of the present invention, which further includes 3-D geometric model Visual Intelligent Interface Model,
Constructed segmented three-dimensional geometrical model Visual Intelligent Interface Model, being capable of Dynamically Announce using the realization of OSG Graphics parallel library technology
3-D geometric model, can found single or multiple parts, group or middle group of vertical segmentation component part carries out selection and pick up selection
Operation.
The beneficial effects obtained by the present invention are as follows being: 1, being conducive to improve the accuracy and just of related weld seam plan man-hour calculation
Benefit.2, be conducive to influence of the clear mode of construction to plan working hour, being determined by common discretization great-jump-forward, which influences coefficient, becomes
Determining for serialization influences coefficient.3, it can define sectional turn-over operating process in mode of construction, make the calculating and reality when Welder
Border mode of construction is consistent.4, the operation requirement that mode of construction defines is simplified, design software system can be detached from, it is simple to grasp
Definition can be realized.5, the raising of weld seam plan man-hour calculation accuracy is also beneficial to reduce welding time cost, is conducive to section
Learn the mode of construction for rationally determining segmentation.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is the working principle of the invention figure；
Fig. 2 is that the component that visualization interface of the invention is shown reconstructs geometrical model；
Fig. 3 is block assembly hierarchical information figure of the invention；
Fig. 4 is that certain group that visualization interface of the invention defines founds lateral mode of construction；
Fig. 5 continuously determines correction factor figure distribution map for of the invention；
Fig. 6 is that the vertical stage welding plan man-hour calculation of segmentation each group of segmentation summarizes table；
Fig. 7 is each obvious table of weld seam plan man-hour calculation of segmentation of segmentation.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in figs. 1-7, the present invention provides a kind of welding man-hour calculation side based on boat segmental mode of construction
Method, which is characterized in that the management method the following steps are included:
S1: by Ship Design software decimation 3-D geometric model, assembling structure hierarchical information and weld information；As unit of segmentation
Extract part geometry model and attribute information；By model reconstruction and model boolean operation, complete part three-dimensional geometry is obtained
Model, each part three-dimensional geometric information can independent access.Multiple part combinations are vertical at group, middle group of vertical or segmentation, certain segmentation
The reconstruct geometrical model of A11C is as shown in Figure 2；Block assembly hierarchical information is extracted using com interface component, assembles hierarchical information
It is stood including part, group, middle group of vertical and block assembly relationship, part assembly hierarchical information of certain segmentation A11C is as shown in Figure 3.Weldering
Seam information is extracted by com interface component, and weld information includes fusion length, groove, plate thickness, the information for docking form, with certain
For weld seam, weld information includes that length is 800mm, and groove 1 is I shape, and plate thickness 1 is 20mm, and groove 2 is I shape, and plate thickness 2 is
20mm, it is 90 degree that weld seam, which is joint angle towards Vector Message, and rotation angle is 75 degree, and inclination angle is 75, and default mode of construction is
The positive mode of construction of design tool default；
S2: according to building technology specification and requirement, the group that defines is stood, middle group of vertical and segmentation mode of construction；Based on enterprise place
Appointed condition and building technology specification, and combine and be built the size, weight and design feature of object, determine group it is vertical, middle group
Vertical and segmentation mode of construction；Mode of construction includes the modes such as forward direction construction, reversed construction and lateral construction.
S3: according to the mode of construction in step S2, and the 3-D geometric model extracted in step S1 is combined, in three-dimensional geometry
Model visualization interactive interface, input group is vertical, middle group of vertical and segmentation mode of construction；It is three-dimensional according to each part of obtained segmentation
Geometrical model constructs Visual Intelligent Interface Model, and the group that defines is stood, middle group of vertical and segmentation mode of construction, and setting sectional turn-over is grasped
Make；
By taking certain group is vertical as an example, its mode of construction is selected to build to be lateral, as shown in Figure 4.The method of determination of mode of construction, can batch
Selection determines, can also individually select to determine
S4: it according to the 3-D geometric model established in step S3, obtains and builds datum level information, and mode of construction is combined to calculate weldering
Relative orientation is stitched, related angle information of the weld seam under construction state is calculated, angle information is inclination angle and rotation angle；Determine weldering
The welding posture of seam calculates welding gun vector；Determine that weld seam posture classification, weld seam posture classification include downhand welding, vertical position welding, horizontal position welding and face upward
The different posture types of weldering and approximate downhand welding, approximate vertical position welding, approximate horizontal position welding and approximate overhead welding
S5: according to the welding posture information and other weld informations obtained in step S4, correction factor when determining Welder, according to
Enterprise's correction factor standard continuously determines correction factor using linear interpolation algorithm realization in conjunction with welding tilt angle, more quasi-
The really working hour situation of reflection actual welding operation, as shown in Figure 5；
S6: according to welding method and equipment feature, welding preparation time and after welding treatment time are determined；The welding preparation time includes
Time consumed by the business tines such as preheating, tool prepare, material prepares；The after welding treatment time includes that postwelding is cooling, polishes and repair
Time consumed by the business such as whole；
S7: according to enterprise's welding standard hour norm database, working hour correction factor, finishing time before welding calculates welding
Plan working hour, according to vertical included each group of welding seam calculating, each group vertical welding plan working hour；And so on, it calculates in each
Group vertical welding plan working hour calculates the welding of segmentation, considers sectional turn-over operational circumstances in calculating process.By taking certain segmentation as an example
Group is vertical, middle group vertical and big group vertical position welding connects plan man-hour calculation as shown in fig. 6-7.Fig. 6 is that each group of certain segmentation A11C stands rank
The welding plan man-hour calculation part summary sheet of section, the table is according to segmentation, big group is vertical, middle group it is vertical and group is vertical summarizes respectively not
All kinds of weld seam planned norm total lengths of same welding method, welding form and welding posture.Fig. 7 is each weld seam welding letter during group is vertical
Cease detail list, the table list organize belonging to every weld seam the vertical stage, welding method, welding form, welding posture, plate thickness, length,
Working hour correction factor, planned norm length.
Ship Welding plan man-hour calculation management method provided by the invention can facilitate setting sectional construction mode, special
It is not setting sectional turn-over operational circumstances, can solve welding plan man-hour calculation method and sectional construction side in existing management method
The inconsistent technical problem of formula, and welding posture is improved the influence coefficient in welding working hour by discrete great-jump-forward variation to connect
Continuous smooth change is more in line with the actual conditions at welding operation scene, to further increase welding plan man-hour calculation
Accuracy.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (3)
1. calculation method when a kind of Welder based on boat segmental mode of construction, which is characterized in that the management method include with
Lower step:
S1: by Ship Design software decimation 3-D geometric model, assembling structure hierarchical information and weld information；As unit of segmentation
Extract part geometry model and attribute information；Block assembly hierarchical information is extracted using com interface component, assembles hierarchical information packet
Include part, group is stood, middle group of vertical and block assembly relationship；Weld information is extracted by com interface component, and weld information includes weldering
Stitch length, groove, plate thickness, the information for docking form；
S2: according to building technology specification and requirement, the group that defines is stood, middle group of vertical and segmentation mode of construction；Based on enterprise place
Appointed condition and building technology specification, and combine and be built the size, weight and design feature of object, determine group it is vertical, middle group
Vertical and segmentation mode of construction；
S3: according to the mode of construction in step S2, and the 3-D geometric model extracted in step S1 is combined, in 3-D geometric model
Visual Intelligent Interface Model, input group is vertical, middle group of vertical and segmentation mode of construction；According to each part three-dimensional geometry of obtained segmentation
Model, in Visual Intelligent Interface Model, the group that defines is stood, middle group of vertical and segmentation mode of construction, and setting sectional turn-over operates；
S4: according to each part established in step S3 can independent access 3-D geometric model, obtain build datum level information, meter
Related angle information of the weld seam under construction state is calculated, determines the welding posture of weld seam；
S5: according to the welding posture information and other weld informations obtained in step S4, correction factor when determining Welder, according to
Enterprise's correction factor standard continuously determines working hour correction factor using linear interpolation algorithm realization, more in conjunction with welding tilt angle
Add the working hour situation for accurately reflecting actual welding operation；
S6: according to welding method and equipment feature, welding preparation time and after welding treatment time are determined；The welding preparation time includes
Time consumed by preheating, the business tine that tool prepares, material prepares；The after welding treatment time includes that postwelding is cooling, polishes and repair
Time consumed by whole business；
S7: according to the working hour correction factor determined in step S4, and before combination enterprise's welding standard hour norm database, welding
Finishing time calculates welding plan working hour, according to the vertical welding plan work of vertical included each group of welding seam calculating, each group
When；And so on, each middle group vertical welding plan working hour is calculated, the welding plan working hour of segmentation is calculated.
2. calculation method when a kind of Welder based on boat segmental mode of construction according to claim 1, feature exist
In the management method further includes the processing step being segmented after geometrical model information extraction, and the processing step is as follows:
Individually obtain the three-dimensional geometric information of each part under segmentation；
Basic three-dimensional entity model is reconstructed by geological information；
By the Boolean calculation between physical model, more complicated 3 d part model is formed；
Part model is converted by coordinate to hull coordinate system, and combines and to form complete three-dimensional segmented model, and part
Three-dimensional geometric information can independent access.
3. calculation method when a kind of Welder based on boat segmental mode of construction according to claim 1, feature exist
In the management method further includes 3-D geometric model Visual Intelligent Interface Model, constructed segmented three-dimensional geometrical model visualization
Interactive interface using OSG Graphics parallel library technology realize, can Dynamically Announce 3-D geometric model, can be to single or multiple zero
Part, group is vertical or middle group of vertical segmentation component part carries out selection and pick up selection operation.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110814475A (en) * | 2019-12-06 | 2020-02-21 | 山东蓬翔汽车有限公司 | Welding workload calculation method |
| CN111709083A (en) * | 2020-04-30 | 2020-09-25 | 广州文冲船厂有限责任公司 | Method for distinguishing welding direction |
| CN112446094A (en) * | 2020-11-25 | 2021-03-05 | 江南造船(集团)有限责任公司 | Automatic grouping method and system for manufacturing ship pipe fitting families |
| CN112518740A (en) * | 2020-11-02 | 2021-03-19 | 上海申博信息系统工程有限公司 | Welding process planning method for movement path of robot with assembled structure in ship |
| CN113697059A (en) * | 2021-08-11 | 2021-11-26 | 中国舰船研究设计中心 | Flexible design method for section connection of surface ship |
| CN114888478A (en) * | 2022-06-30 | 2022-08-12 | 中船黄埔文冲船舶有限公司 | Correction method and device for welding process parameters of intermediate assembly |
| CN114905179A (en) * | 2022-06-30 | 2022-08-16 | 中船黄埔文冲船舶有限公司 | Three-dimensional model-based assembling method and device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814475A (en) * | 2019-12-06 | 2020-02-21 | 山东蓬翔汽车有限公司 | Welding workload calculation method |
| CN111709083A (en) * | 2020-04-30 | 2020-09-25 | 广州文冲船厂有限责任公司 | Method for distinguishing welding direction |
| CN111709083B (en) * | 2020-04-30 | 2023-03-07 | 广州文冲船厂有限责任公司 | Method for distinguishing welding direction |
| CN112518740A (en) * | 2020-11-02 | 2021-03-19 | 上海申博信息系统工程有限公司 | Welding process planning method for movement path of robot with assembled structure in ship |
| CN112446094A (en) * | 2020-11-25 | 2021-03-05 | 江南造船(集团)有限责任公司 | Automatic grouping method and system for manufacturing ship pipe fitting families |
| CN112446094B (en) * | 2020-11-25 | 2023-06-16 | 江南造船(集团)有限责任公司 | Automatic grouping method and system for manufacturing ship pipe fitting family |
| CN113697059A (en) * | 2021-08-11 | 2021-11-26 | 中国舰船研究设计中心 | Flexible design method for section connection of surface ship |
| CN113697059B (en) * | 2021-08-11 | 2024-05-28 | 中国舰船研究设计中心 | Flexible design method for sectional connection of water surface ship |
| CN114888478A (en) * | 2022-06-30 | 2022-08-12 | 中船黄埔文冲船舶有限公司 | Correction method and device for welding process parameters of intermediate assembly |
| CN114905179A (en) * | 2022-06-30 | 2022-08-16 | 中船黄埔文冲船舶有限公司 | Three-dimensional model-based assembling method and device |
| CN114888478B (en) * | 2022-06-30 | 2023-12-26 | 中船黄埔文冲船舶有限公司 | Method and device for correcting middle-group welding process parameters |
| CN114905179B (en) * | 2022-06-30 | 2024-02-23 | 中船黄埔文冲船舶有限公司 | Middle assembling and assembling method and device based on three-dimensional model |
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| CN109460606B (en) | 2023-02-14 |
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