CN112836302B - Three-dimensional labeling method and system for ship wood cabin model based on 3DEXP platform - Google Patents
Three-dimensional labeling method and system for ship wood cabin model based on 3DEXP platform Download PDFInfo
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Abstract
The invention relates to a three-dimensional labeling method and a three-dimensional labeling system for a ship wood cabin model based on a 3DEXP platform, which are used for labeling components to be labeled in the wood cabin model, and the three-dimensional labeling method comprises the following steps: s1, judging the design specialty and the component type of a component to be marked; s2, checking whether attribute information used for creating part number labels in the example attributes of the parts to be labeled is filled; s3, checking whether a marking positioning reference point for marking positioning exists in the node of the component to be marked, and if not, creating a geometric center point of the component to be marked as a marking positioning reference point; s4, identifying a fixed type characteristic object in the wood cabin as a marking reference object of the part to be marked; and S5, creating a three-dimensional mark of the installation size according to the mark reference object, the mark positioning reference point of the component to be marked and the mark rule of the installation size, and creating a three-dimensional mark of the part number according to the design specialty and the component type of the component to be marked and the mark rule of the part number.
Description
Technical Field
The invention relates to the field of ship construction, in particular to a three-dimensional labeling method and a three-dimensional labeling system for a ship wood-made cabin model based on a 3DEXP platform.
Background
With the continuous improvement of design and construction capability, ships are in the development trend of large-scale, intelligentization and complication. The increasing number of equipment inside the cabin means a corresponding increase in the labeling effort involved in wooden cabins. Currently, the equipment to be labeled in the wooden cabin is defined as a part whose all surfaces are exposed to the wall plate system, and generally includes a switch socket, indoor furniture, a chair sofa, a ceiling lamp, an air distributor, and the like. The installation drawing of the wood cabin is based on multi-professional comprehensive installation, professional circulation is carried out in a mode that each design professional marks parts of the design professional, and finally the professions to which the wood cabin model belongs are collated and confirmed on the three-dimensional model one by one. The quantity of the marked parts is various and complicated, the related specialties are wide, the three-dimensional marking efficiency is low, the marked styles are not uniform, and the accuracy cannot be guaranteed
Disclosure of Invention
In view of the above disadvantages of the prior art, the technical problem to be solved by the present invention is to provide a three-dimensional labeling method and system for a ship wood cabin model, which can improve three-dimensional labeling efficiency, unify labeling styles, and ensure labeling accuracy.
In order to achieve the purpose, the invention provides a three-dimensional labeling method of a ship wood cabin model based on a 3DEXP platform, which is used for labeling a part to be labeled in the wood cabin model and is characterized in that: the method comprises the following steps:
s1, judging the design specialty of a component to be marked, and identifying the component type of the component to be marked;
s2, checking whether attribute information used for creating part number labels in the example attributes of the parts to be labeled is filled according to the design specialties of the parts to be labeled; if not, prompting an error, then supplementing attribute information, and then entering the step S3, and if the filling is complete, entering the step S3;
s3, checking whether a marking positioning reference point for marking positioning exists in the node of the component to be marked, and if not, creating a geometric center point of the component to be marked as a marking positioning reference point;
s4, identifying a fixed type characteristic object in the wood cabin as a marking reference object of the part to be marked;
and S5, creating a three-dimensional mark of the installation size according to a mark reference object in the wooden cabin, a mark positioning reference point of the component to be marked and an installation size marking rule, and creating a three-dimensional mark of the part number according to the design specialty and the component type of the component to be marked and the part number marking rule.
Further, in step S1, identifying the component type of the component to be labeled specifically includes: and clicking the part to be marked or the parent management node where the part to be marked is located, and reading the part type of the part to be marked.
Further, in the step S1, the design specialty types include an interior specialty and a non-interior specialty, and the non-interior specialty includes an electrical specialty and a piping specialty.
Further, the step S2 includes: clicking a parent node of the part to be marked, traversing instance attributes of all single parts to be marked under the parent node, and if the part to be marked belongs to a built-in specialty, checking whether room number information and name information in the instance attributes are filled; if the part to be marked belongs to the non-built-in specialty, checking whether name information in the instance attribute is filled in
Further, the step S3 includes: traversing sub-nodes of the part to be marked, checking whether a geometric figure set node named as M3D exists or not, and only one point element exists under the sub-nodes, if so, the position of the point element is a marking positioning reference point of the part to be marked, and if not, acquiring a geometric central point of an interference shape with the wall and the surface of the wooden cabin wall in the model of the part to be marked as the marking positioning reference point.
Further, the step S4 includes: according to the selected part to be marked, traversing the nodes of the structural tree of the wood cabin model, finding out the characteristic objects of the fixed type of the surrounding wall plate, the ceiling and the deck dressing, and using the characteristic objects as reference objects for marking the installation size of the part to be marked.
Further, in step S5, the installation size labeling rule includes: and marking the distance between the part to be marked and the nearest characteristic object as the three-dimensional mark of the installation dimension.
Further, in step S5, the part number labeling rule includes: according to the division of professions, the built-in professions are 'professional code-room number-part number', and the non-built-in professions are 'professional code-room number-example name'
The invention also provides a three-dimensional labeling system of the ship wood cabin model based on the 3DEXP platform, which is characterized in that: the three-dimensional labeling method for the wooden cabin model of the ship comprises the following modules:
the component type identification module to be marked is used for identifying the component type attribute of the component to be marked and determining the design specialty to which the component to be marked belongs;
a component attribute checking and reading module: the attribute information is used for checking and reading the attribute information used for creating the part number label in the instance attribute of the label component;
the marking positioning reference point identification module is used for identifying a marking positioning reference point of the component to be marked;
the marking and positioning reference point establishing module is used for acquiring a geometric central point of an interference shape between the model of the component to be marked and the wall plate surface of the wooden cabin wall and establishing the geometric central point as a marking and positioning reference point;
the wood cabin model feature object identification module is used for identifying a feature object of a fixed type in a wood cabin as a marking reference object of a component to be marked;
the three-dimensional marking creating module is used for creating a three-dimensional marking of the installation size according to a marking reference object in the wooden cabin, a marking positioning reference point of the component to be marked and an installation size marking rule; and creating a part number three-dimensional label according to the design specialty of the part to be labeled, the part type and the part number labeling rule.
As described above, the three-dimensional labeling method and system for the ship wood cabin model according to the present invention have the following advantages: combing the types of parts of each outfitting professional in the wood cabin to be subjected to three-dimensional labeling, and acquiring or creating a labeling positioning reference point according to the attribute information of the specific instance of the inspection part; the method realizes batch three-dimensional labeling of the part model to be labeled in the wooden cabin, standardizes the labeling method and style of the wooden cabin model, improves the design efficiency and accuracy, shortens the design period and improves the design quality.
Drawings
Fig. 1 is a schematic flow chart of a three-dimensional labeling method for a wooden cabin model of a ship according to the present invention.
Fig. 2 is a schematic diagram of a three-dimensional labeling system for a wooden cabin model of a ship according to the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.
Referring to fig. 1, the invention provides a three-dimensional labeling method for a ship wood cabin model based on a 3DEXP platform (3 dexerpience, namely, a 3D experience platform), which is used for labeling a part to be labeled in the wood cabin model in the 3DEXP platform. The three-dimensional labeling method of the ship wood cabin model comprises the following steps of S1-S5:
s1, judging the design specialty of the part to be marked, and identifying the part type of the part to be marked.
Specifically, the design specialty types include interior specialties (including furniture, bed cabinets, chairs, sofas, etc.) and non-interior specialties, including electrical specialties (including ceiling lights, switches, sockets, etc. cabin show equipment) and piping specialties (including air distributors, piping, etc. pass-through equipment). Identifying the component type of the component to be labeled specifically includes: the method comprises the steps of clicking a component to be marked or a parent management node where the component is located, and reading a component type of the component to be marked, wherein the component type refers to a category which is specifically divided according to a certain part in design, for example, in a piping industry, the component type comprises a pipe fitting, a valve and the like, and in an electrical industry, the component type comprises a socket, a switch and the like.
S2, checking whether attribute information used for creating part number labels in the example attributes of the parts to be labeled is filled according to the design specialties of the parts to be labeled; if not, prompting an error, then supplementing attribute information, and then entering the step S3, and if the filling is complete, entering the step S3;
in step S2, specifically, a parent node of the component to be labeled is clicked, instance attributes of all individual components to be labeled under the parent node are traversed, and if the component to be labeled belongs to the interior decoration specialty, whether room number information and name information (the room number information and the name information are used for creating part number labeling) in the instance attributes are filled is checked; if the part to be marked belongs to non-built-in specialties, checking whether name information (the name information is used for creating part number marking) in the instance attribute is filled.
S3, checking whether a marking positioning reference point for marking positioning exists in the node of the component to be marked, and if not, creating a geometric center point of the component to be marked as a marking positioning reference point.
Specifically, in this step, a child node of the component to be labeled is traversed, whether a geometric figure set node named as M3D exists is checked, and there is only one point element below the child node, if yes, the position of the point element is the labeling positioning reference point (also the lead initial reference point of the part number label) of the component to be labeled, and if not, the geometric center point of the interference shape with the wooden cabin wall plate surface in the model of the component to be labeled is obtained and used as the labeling positioning reference point.
And S4, identifying the characteristic object of the fixed type in the wooden cabin as a labeling reference object of the part to be labeled. In the present application, the type of fixing in the wooden cabin refers to the installation base of the component to be marked, including the wall panels, the ceiling and the deck covering, which are used as references when the three-dimensional marking of the installation dimension is carried out on the component to be marked. Specifically, according to the selected part to be marked, traversing the nodes of the structural tree of the wood cabin model, and finding out the feature objects with fixed types of wall panels (AGTWall), ceilings (AGTCeiling) and deck dressings (AGTCoving) as reference objects for installing dimension marking of the part to be marked.
And S5, creating a three-dimensional mark of the installation size according to a mark reference object in the wooden cabin, a mark positioning reference point of the component to be marked and an installation size marking rule, and creating a three-dimensional mark of the part number according to the design specialty and the component type of the component to be marked and the part number marking rule.
Specifically, the installation dimension marking rule includes: and taking the distance mark between the component to be marked and the nearest characteristic object as the three-dimensional mark of the installation dimension, namely creating a distance mark between the mark reference point of the component to be marked and the characteristic object of the fixed type closest to the component to be marked in the wood cabin model according to the direction of the marked view, and taking the distance mark as the mark of the installation dimension of the component to be marked. The part number labeling rule comprises the following steps: according to the professional distinction, the built-in specialties are 'professional code-room number-part number', the non-built-in specialties are 'professional code-room number-instance name', and the direction of the three-dimensional labeling content of the part number is parallel to the view plane.
The three-dimensional labeling method comprises the steps of combing the types of parts needing three-dimensional labeling of a wood cabin of each outfitting specialty, and obtaining or creating a labeling positioning reference point according to attribute information of specific instances of inspection parts; the method realizes batch three-dimensional labeling of the part model to be labeled in the wooden cabin, standardizes the labeling method and style of the wooden cabin model, improves the design efficiency and accuracy, shortens the design period and improves the design quality.
Referring to fig. 2, the invention further provides a three-dimensional labeling system of a ship wood-made cabin model based on a 3DEXP platform, which is used for realizing a three-dimensional labeling method of the ship wood-made cabin model, and the three-dimensional labeling system comprises the following modules:
and the component type identification module to be marked is used for identifying the type attribute of the component to be marked and determining the design professional type of the component.
A component attribute checking and reading module: and the attribute information is used for checking and reading the attribute information used for creating the part number label in the instance attribute of the part to be labeled.
And the marking positioning reference point identification module is used for identifying a marking positioning reference point of the component to be marked.
And the marking and positioning reference point creating module is used for acquiring the geometric center point of the interference shape between the model of the part to be marked and the surface of the wood cabin wall and creating the geometric center point as a marking and positioning reference point.
And the wood cabin model characteristic object identification module is used for identifying a characteristic object of a fixed type in the wood cabin as a marking reference object of the component to be marked.
The three-dimensional marking creating module is used for creating a three-dimensional marking of the installation size according to a marking reference object in the wooden cabin, a marking positioning reference point of the component to be marked and an installation size marking rule; and creating a part number three-dimensional label according to the design specialty of the part to be labeled, the part type and the part number labeling rule.
The three-dimensional labeling system for the ship wood-made cabin model is developed and designed based on the 3DEXP platform and the three-dimensional labeling method for the ship wood-made cabin model, and is used for quickly realizing the three-dimensional labeling method for the ship wood-made cabin model.
In conclusion, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A three-dimensional labeling method for a ship wood cabin model based on a 3DEXP platform is used for labeling components to be labeled in the wood cabin model, and is characterized in that: the method comprises the following steps:
s1, judging the design specialty of a component to be marked, and identifying the component type of the component to be marked;
s2, checking whether attribute information used for creating part number labels in the example attributes of the parts to be labeled is filled according to the design specialties of the parts to be labeled; if not, prompting an error, then supplementing attribute information, and then entering the step S3, and if the filling is complete, entering the step S3;
s3, checking whether a marking positioning reference point for marking positioning exists in the node of the component to be marked, if not, creating a geometric center point of the component to be marked as a marking positioning reference point, wherein the step comprises the following steps: traversing child nodes of the part to be marked, checking whether a geometric figure set node named as M3D exists or not, and only one point element exists under the child nodes, if so, the position of the point element is a marking positioning reference point of the part to be marked, and if not, acquiring a geometric central point of an interference shape with the wall surface of the wooden cabin wall in the model of the part to be marked as the marking positioning reference point;
s4, identifying a fixed type characteristic object in the wood cabin as a marking reference object of the part to be marked;
and S5, creating a three-dimensional mark of the installation size according to a mark reference object in the wooden cabin, a mark positioning reference point of the component to be marked and an installation size marking rule, and creating a three-dimensional mark of the part number according to the design specialty and the component type of the component to be marked and the part number marking rule.
2. The three-dimensional labeling method for the wood cabin model of the ship according to claim 1, characterized in that: in step S1, identifying the component type of the component to be labeled specifically includes: and clicking the part to be marked or the parent management node where the part to be marked is located, and reading the part type of the part to be marked.
3. The three-dimensional labeling method for the ship wood cabin model according to claim 1 or 2, characterized in that: in step S1, the design specialty types include an interior specialty and a non-interior specialty, and the non-interior specialty includes an electrical specialty and a piping specialty.
4. The three-dimensional labeling method for the ship wood cabin model according to claim 1, characterized by comprising the following steps: the step S2 comprises the following steps: clicking a parent node of a part to be marked, traversing instance attributes of all single parts to be marked under the parent node, and if the part to be marked belongs to a built-in specialty, checking whether room number information and name information in the instance attributes are filled; and if the part to be marked belongs to the non-built-in specialty, checking whether name information in the instance attribute is filled.
5. The three-dimensional labeling method for the wood cabin model of the ship according to claim 1, characterized in that: the step S4 comprises the following steps: according to the selected part to be marked, traversing the nodes of the structural tree of the wood cabin model, finding out the characteristic objects of the fixed type of the surrounding wall plate, the ceiling and the deck dressing, and using the characteristic objects as reference objects for marking the installation size of the part to be marked.
6. The three-dimensional labeling method for the ship wood cabin model according to claim 1, characterized by comprising the following steps: in step S5, the installation size marking rule includes: and marking the distance between the part to be marked and the nearest characteristic object as a three-dimensional mark of the installation size.
7. The three-dimensional labeling method for the wood cabin model of the ship according to claim 1, characterized in that: in step S5, the part number labeling rule includes: according to the professional distinction, the built-in specialties are 'professional code-room number-part number', and the non-built-in specialties are 'professional code-room number-instance name'.
8. The utility model provides a three-dimensional mark system of boats and ships wooden cabin model based on 3DEXP platform which characterized in that: the three-dimensional labeling method for the ship wood cabin model according to any one of claims 1 to 7, comprising the following modules:
the component type identification module to be marked is used for identifying the component type attribute of the component to be marked and determining the design specialty to which the component to be marked belongs;
a component attribute inspection and reading module: the attribute information is used for checking and reading the attribute information used for creating the part number label in the instance attribute of the label component;
the marking positioning reference point identification module is used for identifying a marking positioning reference point of the component to be marked;
the marking and positioning reference point creating module is used for acquiring a geometric central point of an interference shape between the model of the part to be marked and the surface of the wood cabin wall and creating the geometric central point as a marking and positioning reference point;
the wood cabin model feature object identification module is used for identifying a feature object of a fixed type in a wood cabin as a marking reference object of a component to be marked;
the three-dimensional marking creating module is used for creating a three-dimensional marking of the installation size according to a marking reference object in the wooden cabin, a marking positioning reference point of the component to be marked and an installation size marking rule; and creating a part number three-dimensional label according to the design specialty of the part to be labeled, the part type and the part number labeling rule.
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