CN109110053B - Method and device for designing reinforcing rib plate - Google Patents
Method and device for designing reinforcing rib plate Download PDFInfo
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- CN109110053B CN109110053B CN201811135004.5A CN201811135004A CN109110053B CN 109110053 B CN109110053 B CN 109110053B CN 201811135004 A CN201811135004 A CN 201811135004A CN 109110053 B CN109110053 B CN 109110053B
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- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
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Abstract
The invention discloses a method for designing a reinforcing rib plate, which is characterized in that the position of a broken angle line is defined on a first projection diagram created by a deck longitudinal rib and an outer plate longitudinal rib, the broken angle line needs to pass through one vertex, the actual shape of a required rib plate is created in an acquired expansion diagram, the broken angle of the broken angle line is accurately obtained by utilizing projection conversion of the view in a rib type diagram, and the manufactured rib plate can be accurately butted with the deck longitudinal rib and the outer plate longitudinal rib which are staggered with each other, so that the assembly is easy, the field working efficiency is improved, the method is simple and effective, and the processing shape and the processing angle of the required rib plate can be accurately acquired. In addition, the invention also provides a reinforcing rib plate design device.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to a method and a device for designing a reinforcing rib plate.
Background
The rib plate of the ship is one of important structural parts of the ship body, in some longitudinal skeleton type structures of the ship body, a toggle plate is often adopted for connection in the connection of a deck longitudinal frame and an outer plate longitudinal frame, as shown in fig. 1 and fig. 2, the deck longitudinal frame is parallel to the center line of the ship body, and each rib position of the outer plate longitudinal frame has a longitudinal inclination angle and a height difference, so that the upper port and the lower port of the toggle plate are staggered and difficult to connect.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a method for designing a reinforcing rib plate, which achieves the aim that the manufactured rib plate can be directly butted and installed by a mode of obtaining the solid shape, the folding angle line and the folding angle of the rib plate, improves the working efficiency and reduces the workload on site.
In order to solve the technical problem, the invention provides a method for designing a reinforcing rib plate, which comprises the following steps:
s1, acquiring data of a rib profile, intercepting a first rib line and a second rib line from the rib profile, wherein the first rib line and a deck longitudinal bone intersect at a first vertex, the first rib line and a deck longitudinal bone intersect at a second vertex, the second rib line and the deck longitudinal bone intersect at a third vertex, the second rib line and the deck longitudinal bone intersect at a fourth vertex, the first vertex and the second vertex are connected to form a first connecting line, the first vertex and the third vertex are connected to form a second connecting line, the fourth vertex and the second vertex are connected to form a third connecting line, the fourth vertex and the third vertex are connected to form a fourth connecting line, and a first projection diagram is created by the first vertex, the second vertex, the third vertex, the fourth vertex, the first connecting line, the second connecting line, the third connecting line and the fourth connecting line;
s2, creating a break line intersecting the second line through the second vertex on the first projection drawing, where the break line intersects the second line at a fifth vertex, obtaining a third rib line passing through the fifth vertex according to the rib profile drawing, where the third rib line intersects the third line at a sixth vertex, the fifth vertex and the sixth vertex are connected to form a fifth line, and labeling the fifth vertex, the sixth vertex and the fifth line on the rib profile drawing and the first projection drawing, respectively;
s3, unfolding a triangle formed by the first connecting line, the second connecting line and the broken line and a triangle formed by the third connecting line, the fifth connecting line and the broken line on the rib line graph to create an unfolded graph, and creating an actual shape of a rib plate on the unfolded graph according to drawing requirements;
s4, creating a second projection view along the vertical direction of the break line on the rib profile, creating a vertical line of the break line on the second projection view, wherein the break line, a second connection line and a third connection line intersect the vertical line at a first intersection point, a second intersection point and a third intersection point, respectively, creating a first ray perpendicular to the vertical line through the second intersection point, creating a second ray perpendicular to the vertical line through the third intersection point, wherein the first ray and the second ray are located on the same side of the rib profile, and marking the second intersection point and the third intersection point on the rib profile;
s5, acquiring a first vertical distance between the second intersection point and the break line and a second vertical distance between the third intersection point and the break line on the rib chart;
s6, on the second projection view, creating a fourth intersection point on the first ray, a distance between the fourth intersection point and the second intersection point being equal to the first vertical distance, creating a fifth intersection point on the second ray, a distance between the fifth intersection point and the third intersection point being equal to the second vertical distance, connecting the first intersection point and the fourth intersection point to form a first angle line, connecting the first intersection point and the fifth intersection point to form a second angle line, and an angle formed by the first angle line and the second angle line being a folding angle at which the rib is folded along the folding angle line.
Preferably, in the step S1, the first projected pattern is created along a direction perpendicular to the third line.
Preferably, in step S2, an angle between the break line and the third connecting line is 45 degrees.
Preferably, in step S3, the actual shape of the rib is located in the developed view.
The invention also provides a reinforcing rib plate design device, which comprises:
a vertex acquisition module for acquiring data of a rib profile, intercepting a first rib line and a second rib line on the rib profile, the first rib line and the longitudinal deck bone intersect at a first vertex, the first rib line and the longitudinal outer plate bone intersect at a second vertex, the second rib line and the deck longitudinal intersect at a third apex, the second rib line and the outer plate longitudinal intersect at a fourth apex, the first vertex and the second vertex are connected to form a first connecting line, the first vertex and the third vertex are connected to form a second connecting line, the fourth vertex and the second vertex are connected to form a third connecting line, the fourth vertex and the third vertex are connected to form a fourth connecting line, and the first vertex, the second vertex, the third vertex, the fourth vertex, the first connecting line, the second connecting line, the third connecting line and the fourth connecting line are used for creating a first projection diagram;
a broken corner line creating module, configured to create, on the first projection drawing, a broken corner line intersecting with the second connection line through the second vertex, where the broken corner line intersects with the second connection line at a fifth vertex, obtain, according to the rib profile drawing, a third rib line passing through the fifth vertex, where the third rib line intersects with the third connection line at a sixth vertex, where the fifth vertex and the sixth vertex are connected to form a fifth connection line, and label the fifth vertex, the sixth vertex, and the fifth connection line on the rib profile drawing and the first projection drawing, respectively;
the expansion diagram creating module is used for expanding a triangle formed by the first connecting line, the second connecting line and the broken angle line and a triangle formed by the third connecting line, the fifth connecting line and the broken angle line on the rib type line diagram to create an expansion diagram, and creating an actual shape of a rib plate on the expansion diagram according to the drawing requirements;
an intersection point obtaining module, configured to create a second projection view along a vertical direction of the break line on the rib profile view, create a vertical line of the break line on the second projection view, where the break line, a second connection line, and a third connection line intersect with the vertical line at a first intersection point, a second intersection point, and a third intersection point, respectively, create a first ray perpendicular to the vertical line through the second intersection point, create a second ray perpendicular to the vertical line through the third intersection point, where the first ray and the second ray are located on a same side of the rib profile view, and mark the second intersection point and the third intersection point on the rib profile view;
the distance acquisition module is used for acquiring a first vertical distance between the second intersection point and the folding line and a second vertical distance between the third intersection point and the folding line on the rib chart;
and the bending angle calculation module is used for creating a fourth intersection point on the first ray on the second projection drawing, wherein the distance between the fourth intersection point and the second intersection point is equal to the first vertical distance, creating a fifth intersection point on the second ray, the distance between the fifth intersection point and the third intersection point is equal to the second vertical distance, the first intersection point and the fourth intersection point are connected to form a first angle line, the first intersection point and the fifth intersection point are connected to form a second angle line, and the angle formed by the first angle line and the second angle line is the bending angle of the rib plate along the bending line.
Preferably, the vertex acquisition module further includes a projection direction determination unit, configured to determine that the first projection diagram is created along a direction perpendicular to the third connection line;
preferably, the broken corner line creating module further includes an angle determining unit, configured to determine that an angle between the broken corner line and the third connecting line is 45 degrees.
Preferably, the development view creation module further includes a rib plate position determination unit configured to determine that the actual shape of the rib plate is located in the development view.
Compared with the prior art, the reinforcing rib plate design method provided by the embodiment of the invention has the beneficial effects that: according to the invention, the position of the broken angle line is defined on the first projection drawing created by the deck longitudinal ribs and the outer plate longitudinal ribs, the broken angle line needs to pass through one vertex, the actual shape of the required rib plate is created in the acquired expansion drawing, and then the broken angle of the broken angle line is accurately obtained by utilizing the projection conversion of the drawing in the rib type drawing, so that the manufactured rib plate can be accurately butted with the deck longitudinal ribs and the outer plate longitudinal ribs which are staggered with each other, the assembly is easy, the field working efficiency is improved, the design method is simple and effective, and the processing shape and the processing angle of the required rib plate can be accurately acquired.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of decks, planks and ribs of a hull in the prior art.
Fig. 2 is a schematic structural view in the direction of a-a in fig. 1.
Fig. 3 is a rib diagram schematically illustrating a rib layout of a reinforcing floor designing method according to a preferred embodiment of the present invention.
FIG. 4 is a first perspective view showing a method of designing a reinforcing floor according to a preferred embodiment of the present invention.
FIG. 5 is a development view of a reinforcing floor designing method according to a preferred embodiment of the present invention.
FIG. 6 is a second perspective view showing a method of designing a reinforcing floor according to a preferred embodiment of the present invention.
In the figure: 1. a deck; 2. an outer plate; 3. a longitudinal deck bone; 4. an outer plate longitudinal frame; 5. a rib plate; 6. a first rib line; 7. a second rib line; 8. a first vertex; 9. a second vertex; 10. a third vertex; 11. a fourth vertex; 12. a fifth vertex; 13. a sixth vertex; 14. a first connection line; 15. a second connection line; 16. a third connection line; 17. a fourth connection line; 18. a fifth connection line; 19. a corner line; 20. a vertical line; 21. a first intersection point; 22. a second intersection point; 23. a third intersection point; 24. a fourth intersection point; 25. a fifth intersection point; 26. a first ray; 27. a second ray.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without creating any inventive step, are within the scope of the present invention.
As shown in fig. 3 to 6, a preferred embodiment of the present invention provides a method of designing a reinforcing floor, including the steps of:
s1, acquiring data of a rib profile, cutting a first rib line 6 and a second rib line 7 on the rib profile, wherein the first rib line 6 and the longitudinal deck bone 3 intersect at a first vertex 8, the first rib line 6 and the longitudinal deck bone 4 intersect at a second vertex 9, the second rib line 7 and the longitudinal deck bone 3 intersect at a third vertex 10, the second rib line 7 and the longitudinal deck bone 4 intersect at a fourth vertex 11, the first vertex 8 and the second vertex 9 are connected to form a first connecting line 14, the first vertex 8 and the third vertex 10 are connected to form a second connecting line 15, the fourth vertex 11 and the second vertex 9 are connected to form a third connecting line 16, the fourth vertex 11 and the third vertex 10 are connected to form a fourth connecting line 17, and connecting the first vertex 8, the second vertex 9, the third vertex 10, the fourth vertex 11 and the first connecting line 14, The second line 15, the third line 16 and the fourth line 17 create a first projection view, which is shown in fig. 3 and 4;
s2, on the first projection diagram, creating a folding line 19 intersecting the second line 15 through the second vertex 9, where the folding line 19 intersects the second line 15 at a fifth vertex 12, obtaining a third rib line passing through the fifth vertex 12 according to the rib profile diagram, where the third rib line intersects the third line 16 at a sixth vertex 13, and the fifth vertex 12 and the sixth vertex 13 form a fifth line 18, and labeling the fifth vertex 12, the sixth vertex 13, and the fifth line 18 on the rib profile diagram and the first projection diagram, respectively;
s3, on the rib-shaped line graph, unfolding the triangle formed by the first connecting line 14, the second connecting line 15 and the folding line 19 and the triangle formed by the third connecting line 16, the fifth connecting line 18 and the folding line 19 to create an unfolded view, and creating the actual shape of the rib plate 5 on the unfolded view according to the drawing requirements, namely as shown in fig. 5;
s4, creating a second projection along the vertical direction of the break line 19 on the rib-shaped line graph, creating a vertical line 20 of the break line 19 on the second projection, wherein the break line 19, the second connection line 15 and the third connection line 16 intersect the vertical line 20 at a first intersection point 21, a second intersection point 22 and a third intersection point 23, respectively, creating a first ray 26 perpendicular to the vertical line 20 through the second intersection point 22, creating a second ray 27 perpendicular to the vertical line 20 through the third intersection point 23, wherein the first ray 26 and the second ray 27 are located on the same side of the vertical line 20, and marking the second intersection point 22 and the third intersection point 23 on the rib-shaped line graph;
s5, acquiring a first vertical distance H from the second intersection 22 to the folding line 19 and a second vertical distance H from the third intersection 23 to the folding line 19 on the rib chart;
s6, on the second projection view, a fourth intersection 24 is created on the first ray 26, a distance between the fourth intersection 24 and the second intersection 22 is equal to the first vertical distance H, a fifth intersection 25 is created on the second ray 27, a distance between the fifth intersection 25 and the third intersection 23 is equal to the second vertical distance H, the first intersection 21 and the fourth intersection 24 are connected to form a first angle line, the first intersection 21 and the fifth intersection 25 are connected to form a second angle line, and an angle formed by the first angle line and the second angle line is a folding angle β at which the rib 5 is folded along the folding angle line 19, as shown in fig. 6.
According to the reinforcing rib plate design method based on the technical characteristics, the position of a folding line 19 is defined on a first projection diagram created by a deck longitudinal rib 3 and an outer plate longitudinal rib 4, the folding line 19 needs to pass through one vertex, the actual shape of a required rib plate 5 is created in the acquired expansion diagram, the bending angle beta of the folding line 19 is accurately obtained by utilizing projection conversion of the view in a rib line diagram, and the manufactured rib plate 5 can be accurately butted with the deck longitudinal rib 3 and the outer plate longitudinal rib 4 which are staggered with each other, so that the assembly is easy, the field working efficiency is improved, the design method is simple and effective, and the processing shape and the processing angle of the required rib plate 5 can be accurately acquired.
Further, in the step S1, the first rendering is created along a direction perpendicular to the third connecting line 16, and one of the connecting lines is used as a reference line, so as to determine an angle between the angle-folding line 19 and the reference line, which is determined subsequently.
Further, in the step S2, the angle α between the folding line 19 and the third connecting line 16 is 45 degrees, so that the folding line is convenient for being folded in actual processing and production, and the appearance of the folding line also has good aesthetic feeling.
Further, in step S3, the actual shape of the rib 5 is located within the developed view, wherein in the developed view, the side of the rib 5 coinciding with the first, second, and third lines 14, 15, and 16 is a straight side for abutting against the hull, so the dog-ear line 19 cannot pass the side for abutting against the hull, and the actual shape of the rib 5 is located within the developed view, ensuring that the dog-ear line 19 passes the apex or the side coinciding with the fifth line 18.
In summary, in the method for designing a reinforcing rib according to the embodiment of the present invention, the fold line 19 is disposed at the lower end vertex of the rib 5, and the actual shape and the machining fold angle of the rib 5 are accurately obtained by converting the projection plane in the two-dimensional plane, so as to connect the ribs between the deck 1 and the outer plate 2.
The above is a detailed description of an embodiment of a method of designing a reinforcing floor according to an embodiment of the present invention, and the following is a detailed description of an embodiment of a device for designing a reinforcing floor according to an embodiment of the present invention.
The embodiment of the invention provides a reinforcing rib plate design device, which comprises:
an apex acquisition module for acquiring data of a rib profile in which a first rib line 6 and a second rib line 7 are cut, the first rib line 6 and a deck longitudinal bone 3 intersect at a first apex 8, the first rib line 6 and a deck longitudinal bone 4 intersect at a second apex 9, the second rib line 7 and the deck longitudinal bone 3 intersect at a third apex 10, the second rib line 7 and the deck longitudinal bone 4 intersect at a fourth apex 11, the first apex 8 and the second apex 9 are connected to form a first connection line 14, the first apex 8 and the third apex 10 are connected to form a second connection line 15, the fourth apex 11 and the second apex 9 are connected to form a third connection line 16, the fourth apex 11 and the third apex 10 are connected to form a fourth connection line 17, the first apex 8, the second apex 9, the third apex 10, the second apex 9, the third apex 10, and the second apex 10 are connected to form a second connection line 15, The fourth vertex 11, the first line 14, the second line 15, the third line 16 and the fourth line 17 create a first projection view;
a folding line 19 creating module, configured to create, on the first projection diagram, a folding line 19 intersecting the second line 15 through the second vertex 9, where the folding line 19 intersects the second line 15 at a fifth vertex 12, obtain, according to the rib profile diagram, a third rib line passing through the fifth vertex 12, where the third rib line intersects the third line 16 at a sixth vertex 13, and the fifth vertex 12 and the sixth vertex 13 are connected to form a fifth line 18, and label the fifth vertex 12, the sixth vertex 13, and the fifth line 18 on the rib profile diagram and the first projection diagram, respectively;
a development diagram creation module for creating a development diagram by developing the triangle formed by the first connecting line 14, the second connecting line 15 and the folding line 19 and the triangle formed by the third connecting line 16, the fifth connecting line 18 and the folding line 19 on the rib type line diagram, and creating the actual shape of the rib plate 5 on the development diagram according to the requirements of the drawing;
an intersection acquisition module, configured to create a second projection view along a vertical direction of the break line 19 on the rib-shaped chart, create a vertical line 20 of the break line 19 on the second projection view, where the break line 19, the second connection line 15, and the third connection line 16 intersect the vertical line 20 at a first intersection point 21, a second intersection point 22, and a third intersection point 23, respectively, create a first ray 26 perpendicular to the vertical line 20 through the second intersection point 22, create a second ray 27 perpendicular to the vertical line 20 through the third intersection point 23, where the first ray 26 and the second ray 27 are located on the same side of the vertical line 20, and mark the second intersection point 22 and the third intersection point 23 on the rib-shaped chart;
a distance obtaining module, configured to obtain, on the rib chart, a first vertical distance H between the second intersection 22 and the corner line 19, and a second vertical distance H between the third intersection 23 and the corner line 19;
a bending angle calculation module, configured to create a fourth intersection 24 on the first ray 26 on the second projection drawing, where a distance between the fourth intersection 24 and the second intersection 22 is equal to the first vertical distance H, create a fifth intersection 25 on the second ray 27, where a distance between the fifth intersection 25 and the third intersection 23 is equal to the second vertical distance H, connect the first intersection 21 and the fourth intersection 24 to form a first angle line, connect the first intersection 21 and the fifth intersection 25 to form a second angle line, and an angle formed by the first angle line and the second angle line is a bending angle β at which the rib 5 is bent along the bending angle line 19.
Further, the vertex acquisition module further includes a projection direction determination unit, configured to determine that the first projection diagram is created along a direction perpendicular to the third line 16;
further, the module for creating the broken angle line 19 further includes an angle determining unit, configured to determine that an angle α between the broken angle line 19 and the third connecting line 16 is 45 degrees.
Further, the unfolded view creating module further includes a rib plate 5 position determining unit configured to determine that the actual shape of the rib plate 5 is located in the unfolded view.
It is clear to those skilled in the art that, for a more convenient and concise description, the specific working processes of the devices, modules and units described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A method for designing a reinforcing rib plate is characterized by comprising the following steps:
s1, acquiring data of a rib profile chart, cutting a first rib line and a second rib line on the rib profile chart, the first rib line and the longitudinal deck bone intersect at a first vertex, the first rib line and the longitudinal outer plate bone intersect at a second vertex, the second rib line and the deck longitudinal intersect at a third apex, the second rib line and the outer plate longitudinal intersect at a fourth apex, the first vertex and the second vertex are connected to form a first connecting line, the first vertex and the third vertex are connected to form a second connecting line, the fourth vertex and the second vertex are connected to form a third connecting line, the fourth vertex and the third vertex are connected to form a fourth connecting line, and the first vertex, the second vertex, the third vertex, the fourth vertex, the first connecting line, the second connecting line, the third connecting line and the fourth connecting line are used for creating a first projection diagram, wherein the first projection diagram is created along the direction perpendicular to the third connecting line;
s2, on the first projection drawing, a break line intersecting the second connecting line is created through the second vertex, the break line intersects the second connecting line at a fifth vertex, a third rib line passing through the fifth vertex is obtained according to the rib type line drawing, the third rib line intersects the third connecting line at a sixth vertex, the fifth vertex and the sixth vertex are connected to form a fifth connecting line, the fifth vertex, the sixth vertex and the fifth connecting line are respectively marked on the rib type line drawing and the first projection drawing, wherein the angle between the break line and the third connecting line is 45 degrees;
s3, unfolding a triangle formed by the first connecting line, the second connecting line and the broken line and a triangle formed by the third connecting line, the fifth connecting line and the broken line on the rib line graph to create an unfolded graph, and creating an actual shape of a rib plate on the unfolded graph according to drawing requirements;
s4, creating a second projection view along the vertical direction of the break line on the rib profile, creating a vertical line of the break line on the second projection view, wherein the break line, a second connection line and a third connection line intersect the vertical line at a first intersection point, a second intersection point and a third intersection point, respectively, creating a first ray perpendicular to the vertical line through the second intersection point, creating a second ray perpendicular to the vertical line through the third intersection point, wherein the first ray and the second ray are located on the same side of the rib profile, and marking the second intersection point and the third intersection point on the rib profile;
s5, acquiring a first vertical distance between the second intersection point and the break line and a second vertical distance between the third intersection point and the break line on the rib chart;
s6, on the second projection view, creating a fourth intersection point on the first ray, a distance between the fourth intersection point and the second intersection point being equal to the first vertical distance, creating a fifth intersection point on the second ray, a distance between the fifth intersection point and the third intersection point being equal to the second vertical distance, connecting the first intersection point and the fourth intersection point to form a first angle line, connecting the first intersection point and the fifth intersection point to form a second angle line, and an angle formed by the first angle line and the second angle line being a folding angle at which the rib is folded along the folding angle line.
2. The method of designing a reinforcing floor according to claim 1, wherein in the step S3, an actual shape of the floor is located within the developed view.
3. A reinforcing floor designing apparatus, comprising:
a vertex acquisition module, configured to acquire data of a rib profile, intercept a first rib line and a second rib line in the rib profile, where the first rib line intersects with a longitudinal deck bone at a first vertex, the first rib line intersects with a longitudinal outer plate bone at a second vertex, the second rib line intersects with the longitudinal deck bone at a third vertex, the second rib line intersects with the longitudinal outer plate bone at a fourth vertex, the first vertex and the second vertex are connected to form a first connection line, the first vertex and the third vertex are connected to form a second connection line, the fourth vertex and the second vertex are connected to form a third connection line, the fourth vertex and the third vertex are connected to form a fourth connection line, and create a first projection view by the first vertex, the second vertex, the third vertex, the fourth vertex, the first connection line, the second connection line, the third connection line and the fourth connection line, the first projected pattern is created along a direction perpendicular to the third connecting line;
a broken corner line creating module, configured to create, on the first projection drawing, a broken corner line intersecting with the second connection line through the second vertex, where the broken corner line intersects with the second connection line at a fifth vertex, obtain, according to the rib-shaped line drawing, a third rib line passing through the fifth vertex, where the third rib line intersects with the third connection line at a sixth vertex, where the fifth vertex and the sixth vertex are connected to form a fifth connection line, label the fifth vertex, the sixth vertex, and the fifth connection line on the rib-shaped line drawing and the first projection drawing, respectively, and an angle between the broken corner line and the third connection line is 45 degrees;
the expansion diagram creating module is used for expanding a triangle formed by the first connecting line, the second connecting line and the broken angle line and a triangle formed by the third connecting line, the fifth connecting line and the broken angle line on the rib type line diagram to create an expansion diagram, and creating an actual shape of a rib plate on the expansion diagram according to the drawing requirements;
an intersection point obtaining module, configured to create a second projection view along a vertical direction of the break line on the rib profile view, create a vertical line of the break line on the second projection view, where the break line, a second connection line, and a third connection line intersect with the vertical line at a first intersection point, a second intersection point, and a third intersection point, respectively, create a first ray perpendicular to the vertical line through the second intersection point, create a second ray perpendicular to the vertical line through the third intersection point, where the first ray and the second ray are located on a same side of the rib profile view, and mark the second intersection point and the third intersection point on the rib profile view;
the distance acquisition module is used for acquiring a first vertical distance between the second intersection point and the folding line and a second vertical distance between the third intersection point and the folding line on the rib chart;
and the bending angle calculation module is used for creating a fourth intersection point on the first ray on the second projection drawing, wherein the distance between the fourth intersection point and the second intersection point is equal to the first vertical distance, creating a fifth intersection point on the second ray, the distance between the fifth intersection point and the third intersection point is equal to the second vertical distance, the first intersection point and the fourth intersection point are connected to form a first angle line, the first intersection point and the fifth intersection point are connected to form a second angle line, and the angle formed by the first angle line and the second angle line is the bending angle of the rib plate along the bending line.
4. A reinforcing floor design device according to claim 3, further comprising, in the development view creation module, a floor position determination unit for determining that the actual shape of the floor is within the development view.
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| CN112278184B (en) * | 2020-10-23 | 2022-07-05 | 中船黄埔文冲船舶有限公司 | Fracture-angle-spanning bone material and manufacturing method thereof |
| CN113636035B (en) * | 2021-07-08 | 2022-09-09 | 上海外高桥造船有限公司 | Folding edge design method of deck platform |
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| CN2897578Y (en) * | 2006-02-13 | 2007-05-09 | 江南造船(集团)有限责任公司 | Wholly turnover rack of aluminum-alloy ship |
| CN102346789B (en) * | 2011-05-25 | 2013-12-11 | 沪东中华造船(集团)有限公司 | Setting method of intensive curvature longitudinal structure line of inner and outer dual-hull type ship |
| CN105539724B (en) * | 2015-12-23 | 2017-07-04 | 江苏现代造船技术有限公司 | A kind of preparation method of ship hull surface segmentation |
| CN107357975B (en) * | 2017-06-27 | 2020-09-04 | 中船黄埔文冲船舶有限公司 | Method for obtaining intersection line of cylindrical barrel and ship body double-oblique-cut plane and barrel |
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