CN112124517B - Bottom jig frame lofting method for shaft-containing wrapping plate - Google Patents
Bottom jig frame lofting method for shaft-containing wrapping plate Download PDFInfo
- Publication number
- CN112124517B CN112124517B CN202011054766.XA CN202011054766A CN112124517B CN 112124517 B CN112124517 B CN 112124517B CN 202011054766 A CN202011054766 A CN 202011054766A CN 112124517 B CN112124517 B CN 112124517B
- Authority
- CN
- China
- Prior art keywords
- rib
- jig
- shaft
- plate
- lofting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
- B63B71/10—Designing vessels; Predicting their performance using computer simulation, e.g. finite element method [FEM] or computational fluid dynamics [CFD]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/60—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipment; characterised by automation, e.g. use of robots
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Robotics (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Automatic Assembly (AREA)
- General Factory Administration (AREA)
Abstract
The invention relates to the technical field of ship manufacturing, and discloses a bottom jig frame lofting method comprising a shaft covering plate, which decomposes a ship bottom plate region capable of performing mathematical lofting through ship production design software and a shaft covering plate region needing manual lofting by splitting a bottom rib molded line required by the jig frame lofting, thereby avoiding the situation that the whole jig frame cannot perform mathematical lofting and completely needs manual lofting; meanwhile, after transverse reverse deformation processing is carried out on the ship bottom plate rib molded lines, ship production design software is introduced, and the defect that a large amount of scribing data needs manual measurement of arc length is overcome. By means of a method combining mathematical lofting and manual lofting, the lofting process is optimized, and efficient, accurate and smooth completion of the bottom section jig frame containing the shaft package plate is guaranteed.
Description
Technical Field
The invention relates to the technical field of ship manufacturing, in particular to a bottom jig lofting method with a shaft wrapping plate.
Background
The moulding bed is an important special technical equipment in assembling the ship body segments, is used as a segment external mould when the ship body is manufactured, the surface line type of the moulding bed is matched with the outer surface of the segment, the action of the moulding bed is that good conditions are provided for the assembling and welding work of the segment, certain special moulding beds also have the action of keeping the accurate shape of the segment, the segment with high requirement on the ship body line type is required, a moulding bed reverse deformation measure is also required to be adopted, the segment deformation is controlled in the construction precision range, the graph and the data required by the on-site manufacturing of the moulding bed are provided through moulding bed lofting, the graph comprises a segment moulding bed graph and a transverse section moulding bed arrangement graph, and the data mainly comprises a column height value, longitudinal seam marking data, structural line marking data and the like.
Most of jig lofting can define jig related parameters through ship production design software, so that graphs and data required by on-site jig manufacturing can be generated, but for a bottom section containing an axle wrapping plate, a hull molded line contains an axle wrapping plate area, so that a molded line profile of a rib position locally has an S-like shape, 3 intersection points exist between one jig stand column and the molded line profile, and based on the software, which intersection point is the actual coordinate value of the jig stand column cannot be judged, so that correct graphs and data cannot be obtained through the jig defined by the software; and the bottom part section containing the shaft wrapping plate is used for controlling sectional deformation, the jig frame needs to be subjected to reverse deformation treatment, and a jig frame system of ship production design software does not have the function. Based on the two reasons, the conventional designer needs to complete the bottom section containing the shaft wrapping plate in a manual lofting mode, and the manual lofting process of a large amount of upright post height data and structure marking data of the jig frame has the problems of complexity, time consumption and easiness in error.
Disclosure of Invention
Aiming at the defects in the prior art method, the invention provides a brand-new bottom jig frame lofting method containing a shaft wrapping plate, which reduces the lofting difficulty and improves the lofting efficiency while ensuring the integrity of the jig frame lofting data.
Based on the above, the invention provides a bottom jig lofting method containing a shaft wrapping plate, which comprises the following steps:
firstly, in CAD, carrying out transverse reversible deformation processing on an original complete bottom rib line graph;
secondly, splitting the processed bottom rib line graph to form two independent rib line graphs of a bottom plate rib line graph and an axis wrapper plate rib line graph;
thirdly, guiding the ship bottom plate rib molded lines into ship production design software to obtain a ship bottom plate rib molded line database containing transverse reverse deformation required by defining a jig frame through the ship production design software;
defining a bottom plate jig frame through a jig frame system to obtain a bottom jig frame graph without a shaft wrapping plate and scribing data;
drawing a overlooking projection contour line of a boundary line between the shaft wrapping plate and the bottom plate of the ship in the bottom jig pattern;
drawing a bed jig base plane and an upright column in a CAD axle wrapper plate rib type line graph, measuring a height value of the corresponding upright column, and replacing the upright column value in the outline line of the bottom bed jig pattern axle wrapper plate;
seventhly, subtracting the corresponding longitudinal reverse deformation values from the height values of all the stand columns in the bottom jig frame graph to finish the bottom jig frame graph containing the shaft package plate and the height values of the stand columns;
eighthly, measuring arc length values of longitudinal lines and structural lines in the range of the shaft wrapping plate on each rib position in the complete bottom rib profile chart to obtain scribing data in the range of the shaft wrapping plate, and finishing complete scribing data of the bottom jig frame containing the shaft wrapping plate;
and ninthly, drawing a bed jig base plane and the upright columns in the complete bottom rib line graph according to the requirements of the height of the upright columns of the bed jig and the distance between the upright columns to finish the bed jig layout diagram of the bottom cross section containing the shaft wrapping plate.
In the first step, the complete bottom rib type comprises a complete bottom rib type, the transverse reverse deformation processing method comprises the steps of making a rib line as an image block in CAD by taking the intersection point of a central line and a base line as a base point, and then, by specifying an X-direction proportion in the function of an insertion block, wherein the proportion is a transverse stretching value, the obtained graph is stretched transversely.
In the second step, when the processed bottom rib profile is split, finding out a transition rotation circle tangent point of the bottom plate and the shaft wrapping plate on each rib position, connecting the transition rotation circle tangent points of each rib position by using a curve, wherein the obtained curve is a boundary line of the bottom plate and the shaft wrapping plate, the boundary line surrounds the inner side and is a rib profile of the shaft wrapping plate, and removing the rib profile of the shaft wrapping plate to obtain a rib profile of the bottom plate;
shearing the vacant areas of the shaft wrapping plates for the ship bottom plate rib profiles, and carrying out smooth connection on the ship bottom plate rib profiles of each gear through a spline curve to obtain complete ship bottom plate rib profiles;
and respectively generating two independent rib profile databases by the aid of two rib profile graphs of the ship bottom plate rib profile graph and the shaft wrapper plate rib profile graph through ship production design software.
In the fourth step, according to the requirement of the height of the bed-jig upright and the distance between the upright, the base line in the bed-jig rib line graph is shifted downwards by the minimum upright height value, and the center line of the ship is shifted towards the broadside by the transverse distance value of the upright, so as to obtain a bed-jig arrangement diagram of the ship bottom section, and then the bed-jig system is defined by the related data in the arrangement diagram.
And in the fifth step, the overlooking projection contour line is drawn by a drawing method of three-view projection according to the boundary in the second step.
And in the sixth step, according to the height requirement of the jig frame support and the space requirement of the upright columns, the base line in the shaft wrapper sheet rib line graph is used for downwards deviating the minimum height value of the upright columns, and the center line of the ship is used for deviating the transverse space value of the upright columns to the broadside, so that the jig frame base surface and the upright columns are obtained.
In the seventh step, the longitudinal reverse deformation value is a longitudinal reverse deformation line value which is gradually increased towards the stern in each stage of the upright column by taking the middle rib number of the jig frame as a reference for the bottom plate of the ship;
the positions of the bed-jig base plane and the upright post in the ship bottom plate rib line graph and the shaft wrapper plate rib line graph are consistent.
The beneficial effects of the invention are: by splitting the bottom rib molded lines required by the jig frame lofting, the ship bottom plate area capable of performing mathematical lofting through ship production design software is decomposed with the shaft wrapping plate area needing manual lofting, so that the situation that the whole jig frame cannot perform mathematical lofting and completely needs manual lofting is avoided; meanwhile, after transverse reverse deformation processing is carried out on the ship bottom plate rib molded lines, ship production design software is introduced, and the defect that a large amount of scribing data needs manual measurement of arc length is overcome. By means of a method combining mathematical lofting and manual lofting, a lofting process is optimized, and efficient, accurate and smooth completion of the bottom section jig frame containing the shaft covering plate is guaranteed.
Drawings
FIG. 1 is a schematic diagram of a lateral counter-deformation of an embodiment of the present invention;
FIG. 2 is a complete bottom rib profile chart of an embodiment of the present invention;
FIG. 3 is a schematic view of a ship bottom plate rib connection according to an embodiment of the present invention;
FIG. 4 is a diagram of a bilge plate rib profile according to an embodiment of the present invention;
FIG. 5 is a line graph of an axicon plate rib profile of an embodiment of the invention;
FIG. 6 is a bottom jig frame with a plate for wrapping a shaft according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a longitudinal reverse deformation of an embodiment of the present invention;
FIG. 8 is a schematic view of the measured arc length of an embodiment of the present invention;
fig. 9 is a bottom cross-sectional jig frame layout of a shaft wrapper sheet in an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention discloses a bottom jig frame lofting method containing a shaft wrapping plate, which comprises the following steps of:
firstly, referring to fig. 1, in CAD, the original complete bottom rib contour map is subjected to transverse reversible deformation processing;
secondly, referring to fig. 2 and 3, splitting the processed bottom rib line graph to form two independent rib line graphs of a bottom plate rib line graph and an axis wrapper plate rib line graph;
thirdly, guiding the ship bottom plate rib molded lines into ship production design software to obtain a ship bottom plate rib molded line database containing transverse reverse deformation required by defining a jig frame through the ship production design software;
fourthly, referring to fig. 4, defining a bottom plate jig frame through a jig frame system to obtain a bottom jig frame graph without a shaft wrapping plate and scribing data;
drawing a overlooking projection contour line of a boundary line between the shaft wrapping plate and the bottom plate of the ship in the bottom jig pattern;
sixthly, referring to fig. 5, drawing a bed jig base surface and an upright column in a CAD axle wrapper plate rib line graph, measuring a height value of the corresponding upright column, and replacing an upright column value in the outline line of the bottom bed jig graph axle wrapper plate;
seventhly, referring to fig. 6, subtracting the corresponding longitudinal reverse deformation values from all the upright height values in the bottom jig frame graph to complete the bottom jig frame graph containing the shaft package plate and the upright height values;
eighthly, referring to fig. 8, in the complete bottom rib line graph, measuring arc length values of longitudinal lines and structural lines in the range of the shaft wrapping plate on each rib position to obtain scribing data in the range of the shaft wrapping plate, and completing complete scribing data of the bottom jig frame containing the shaft wrapping plate;
ninthly, referring to fig. 9, in the complete bottom rib type line drawing, according to the requirements of the height of the stand columns of the jig frame and the space between the stand columns, drawing a jig frame base plane and the stand columns to complete the bottom cross section jig frame layout containing the shaft wrapping plate.
Referring to fig. 1, in the first step, the complete bottom rib type includes a complete bottom rib type, and the transverse reverse deformation processing method includes making a rib line as a block in CAD with an intersection point of a center line and a base line as a base point, and then specifying an X-direction ratio in an insertion block function, where the ratio is a transverse stretching value, and if the transverse reverse deformation requires transverse amplification of 2mm/1m, the stretching ratio is 1.002, and the obtained graph completes transverse stretching.
Referring to fig. 2, in the second step, when the processed bottom rib profile is split, a transition rotation circle tangent point of the bottom plate and the shaft wrapping plate at each rib position is found out, the transition rotation circle tangent points of each rib position are connected by a curve, the obtained curve is a boundary line of the bottom plate and the shaft wrapping plate, the boundary line surrounds the inner side and is a rib profile of the shaft wrapping plate, and the rib profile of the shaft wrapping plate is removed to obtain a rib profile of the bottom plate;
referring to fig. 3, a region of the blank of the shaft wrapping plate is cut off from the ship bottom plate frame line, and the ship bottom plate frame lines of each gear are smoothly connected through a spline curve to obtain a complete ship bottom plate frame line;
and respectively generating two independent rib type line databases for the software to perform the digital lofting of the moulding bed by the aid of ship production design software through the two rib type line graphs of the bottom plate rib type line graph and the shaft wrapper plate rib type line graph.
Referring to fig. 4, in the fourth step, according to the height of the bed frame columns and the column spacing requirements, the base line in the bed frame rib type line diagram is shifted downwards by the minimum column height value, and the center line of the ship is shifted towards the broadside by the column lateral spacing value, so as to obtain a bed frame profile bed frame layout diagram, and then the relevant data in the layout diagram is used to define the bed frame system.
In the fifth step, the overlooking projection contour line is drawn by a drawing method of three-view projection according to the boundary in the second step.
Referring to fig. 5, in the sixth step, according to the height requirement of the jig frame strut and the column spacing requirement, the base line in the axle wrapper sheet rib line graph is shifted downward by the minimum column height value, and the center line of the ship is shifted to the broadside by the column lateral spacing value, so as to obtain the jig frame base plane and the column.
Referring to fig. 7, in the seventh step, the longitudinal reverse deformation value is obtained by taking a middle rib number of the jig frame as a reference for the bottom plate of the ship, and gradually increasing the longitudinal reverse deformation value toward the bow and the stern step by step at each stage of the upright columns, if the longitudinal reverse deformation value is-1.5 mm/1m, the reverse deformation value of the upright column at the first stage of the bow-stern distance is-1.5 mm, and the reverse deformation value of the upright column at the second stage of the bow-stern distance is-3.0 mm, and so on.
The positions of the bed-jig base planes and the positions of the stand columns in the ship bottom plate rib pattern diagram and the shaft wrapper sheet rib pattern diagram are consistent, and because the ship bottom plate bed-jig and the shaft wrapper sheet bed-jig are originally an integral bed-jig, the bed-jig setting-out is not convenient for integrally setting out the bed-jig, and two areas are manually separated to be respectively set out. Therefore, the positions of the bed-jig base surface and the support column must be consistent, and the bed-jig base surface and the support column can be combined into a whole for use subsequently.
In addition, digital lofting is mathematical programming calculation performed by software to automatically generate lofting related data graphs, and manual lofting is manual drawing of graphs and calculation of related lofting data by CAD, which is understood by those skilled in the art and therefore will not be explained.
By splitting the bottom rib molded lines required by the jig frame lofting, the ship bottom plate area capable of performing mathematical lofting through ship production design software is decomposed with the shaft wrapping plate area needing manual lofting, so that the situation that the whole jig frame cannot perform mathematical lofting and completely needs manual lofting is avoided; meanwhile, after transverse reverse deformation processing is carried out on the ship bottom plate rib molded lines, ship production design software is introduced, and the defect that a large amount of scribing data needs manual measurement of arc length is overcome. By means of a method combining mathematical lofting and manual lofting, the lofting process is optimized, and efficient, accurate and smooth completion of the bottom section jig frame containing the shaft package plate is guaranteed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (7)
1. A bottom jig lofting method containing a shaft wrapping plate is characterized by comprising the following steps:
step one, in CAD, performing transverse reversible deformation processing on an original complete bottom rib profile chart;
step two, splitting the processed bottom rib line graph to form two independent rib line graphs of a bottom plate rib line graph and an axis wrapper plate rib line graph;
step three, guiding the ship bottom plate rib molded lines into ship production design software to obtain a ship bottom plate rib molded line database containing transverse reversible deformation required by defining a jig frame through the ship production design software;
defining a bottom plate jig frame through a jig frame system to obtain a bottom jig frame graph without a shaft wrapping plate and scribing data;
drawing a overlooking projection contour line of a boundary line between the shaft wrapping plate and the bottom plate of the ship in the bottom jig frame graph;
drawing a bed jig base plane and an upright column in the CAD shaft wrap plate rib pattern diagram, measuring a height value of the corresponding upright column, and replacing an upright column value in a shaft wrap plate contour line of the bottom bed jig pattern;
step seven, subtracting the corresponding longitudinal reverse deformation value from the height values of all the stand columns in the bottom jig frame graph to finish the bottom jig frame graph containing the shaft package plate and the height values of the stand columns;
step eight, measuring the arc length values of the longitudinal lines and the structural lines in the range of the shaft wrapping plate on each rib position in the complete bottom rib profile chart to obtain the scribing data in the range of the shaft wrapping plate, and finishing the complete scribing data of the bottom jig frame containing the shaft wrapping plate;
and step nine, drawing a bed-jig base plane and the upright columns in the complete bottom rib profile chart according to the requirements of the height of the bed-jig upright columns and the distance between the upright columns, and finishing the bed-jig layout chart of the bottom cross section containing the shaft wrapping plate.
2. The method for lofting a bottom bed jig containing a shaft covering plate according to claim 1, wherein: in the first step, the complete bottom rib type comprises a complete bottom rib type, the transverse reverse deformation processing method comprises the steps of making a rib line as an image block in CAD by taking the intersection point of a central line and a base line as a base point, and then, by specifying an X-direction proportion in the function of an insertion block, wherein the proportion is a transverse stretching value, the obtained graph is stretched transversely.
3. The method for lofting a bottom bed jig containing a shaft wrapper sheet according to claim 1, wherein: in the second step, when the processed bottom rib profile is split, finding out a transition rotation circle tangent point of the bottom plate and the shaft wrapping plate on each rib position, connecting the transition rotation circle tangent points of each rib position by using a curve, wherein the obtained curve is a boundary line of the bottom plate and the shaft wrapping plate, the boundary line surrounds the inner side and is a rib profile of the shaft wrapping plate, and removing the rib profile of the shaft wrapping plate to obtain a rib profile of the bottom plate;
shearing the area of the shaft wrapping plate vacancy on the bottom plate rib molded lines of the ship, and performing smooth connection on the bottom plate rib molded lines of each grade through a spline curve to obtain complete bottom plate rib molded lines;
and respectively generating two independent rib profile databases by the aid of two rib profile graphs of the ship bottom plate rib profile graph and the shaft wrapper plate rib profile graph through ship production design software.
4. The method for lofting a bottom bed jig containing a shaft wrapping plate according to claim 3, wherein: in the fourth step, according to the requirement of the height of the bed-jig upright and the distance between the upright, the base line in the bed-jig rib line graph is shifted downwards by the minimum upright height value, and the center line of the ship is shifted towards the broadside by the transverse distance value of the upright, so as to obtain a bed-jig arrangement diagram of the ship bottom section, and then the bed-jig system is defined by the related data in the arrangement diagram.
5. The method for lofting a bottom bed jig containing a shaft wrapper sheet according to claim 1, wherein: and in the fifth step, the overlooking projection contour line is drawn by a drawing method of three-view projection according to the boundary in the second step.
6. The method for lofting a bottom bed jig containing a shaft wrapper sheet according to claim 1, wherein: and in the sixth step, according to the height requirement of the bed-jig support and the space requirement of the upright columns, the base line in the rib line diagram of the shaft covering plate is used for downwards deviating the minimum height value of the upright columns, and the center line of the ship is used for deviating the transverse space value of the upright columns to the broadside, so that the bed-jig base plane and the upright columns are obtained.
7. The method for lofting a bottom bed jig containing a shaft wrapper sheet according to claim 1, wherein: in the seventh step, the longitudinal reverse deformation value is a longitudinal reverse deformation line value which is gradually increased towards the stern in each stage of the upright column by taking the middle rib number of the jig frame as a reference for the bottom plate of the ship;
the positions of the bed-jig base plane and the upright post in the ship bottom plate rib line graph and the shaft wrapper plate rib line graph are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011054766.XA CN112124517B (en) | 2020-09-29 | 2020-09-29 | Bottom jig frame lofting method for shaft-containing wrapping plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011054766.XA CN112124517B (en) | 2020-09-29 | 2020-09-29 | Bottom jig frame lofting method for shaft-containing wrapping plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112124517A CN112124517A (en) | 2020-12-25 |
| CN112124517B true CN112124517B (en) | 2022-07-05 |
Family
ID=73843207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011054766.XA Active CN112124517B (en) | 2020-09-29 | 2020-09-29 | Bottom jig frame lofting method for shaft-containing wrapping plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112124517B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071628B (en) * | 2021-04-23 | 2022-03-15 | 中船黄埔文冲船舶有限公司 | Lofting method for stern section molded line containing shaft packing plate |
| CN113859468B (en) * | 2021-10-27 | 2022-11-29 | 中船黄埔文冲船舶有限公司 | Lofting method of stern section line containing pod prosthesis |
| CN113879479B (en) * | 2021-10-29 | 2023-12-26 | 中船黄埔文冲船舶有限公司 | Design lofting method of double-inclined jig frame |
| CN114771767B (en) * | 2022-05-26 | 2023-06-23 | 中船黄埔文冲船舶有限公司 | Design lofting method of jig frame template |
| CN114987717A (en) * | 2022-07-05 | 2022-09-02 | 广州黄船海洋工程有限公司 | Positioning and mounting method for curved surface structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4953094A (en) * | 1988-07-01 | 1990-08-28 | Aerohydro, Inc. | Method for lofting blanks and compounding plates for shell structures |
| CN103697871A (en) * | 2013-12-26 | 2014-04-02 | 沪东中华造船(集团)有限公司 | Method for realizing automatic lofting detection by applying total station |
| CN107825041A (en) * | 2017-11-30 | 2018-03-23 | 中船黄埔文冲船舶有限公司 | Moulding bed and hull basal plane reversible deformation adjusting method |
| CN109131736A (en) * | 2018-09-20 | 2019-01-04 | 中船黄埔文冲船舶有限公司 | A kind of manufacturing method of topside sectional jig |
| CN109263798A (en) * | 2018-10-25 | 2019-01-25 | 中船黄埔文冲船舶有限公司 | A kind of sternpost asymmetric ship shiplofting method |
| KR20200023698A (en) * | 2018-08-21 | 2020-03-06 | 박성재 | 3D hull bending template production system based on FDM |
-
2020
- 2020-09-29 CN CN202011054766.XA patent/CN112124517B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4953094A (en) * | 1988-07-01 | 1990-08-28 | Aerohydro, Inc. | Method for lofting blanks and compounding plates for shell structures |
| CN103697871A (en) * | 2013-12-26 | 2014-04-02 | 沪东中华造船(集团)有限公司 | Method for realizing automatic lofting detection by applying total station |
| CN107825041A (en) * | 2017-11-30 | 2018-03-23 | 中船黄埔文冲船舶有限公司 | Moulding bed and hull basal plane reversible deformation adjusting method |
| KR20200023698A (en) * | 2018-08-21 | 2020-03-06 | 박성재 | 3D hull bending template production system based on FDM |
| CN109131736A (en) * | 2018-09-20 | 2019-01-04 | 中船黄埔文冲船舶有限公司 | A kind of manufacturing method of topside sectional jig |
| CN109263798A (en) * | 2018-10-25 | 2019-01-25 | 中船黄埔文冲船舶有限公司 | A kind of sternpost asymmetric ship shiplofting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112124517A (en) | 2020-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112124517B (en) | Bottom jig frame lofting method for shaft-containing wrapping plate | |
| CN106181260B (en) | A kind of processing method of chemical milling template | |
| JP5002411B2 (en) | Model design system | |
| CN107562015B (en) | Process geometric model construction method based on numerical control machining programming | |
| CN109131736B (en) | Manufacturing method of broadside segmented jig frame | |
| CN109189001B (en) | Method for scanning, acquiring and calibrating sectional images of end of vertical milling cutter for tractor gearbox | |
| CN108145393A (en) | A kind of aero-engine compressor blade and its processing method | |
| CN112036041A (en) | STL model permeation error comprehensive compensation method in 3DP process | |
| CN109204694B (en) | Manufacturing method of broadside segmented jig frame | |
| CN109955043A (en) | The manufacturing process of space curved surface protective plate with inside and outside two-way reinforcing rib | |
| CN105499927A (en) | Manufacturing method of space curve profile steel component | |
| CN113071628B (en) | Lofting method for stern section molded line containing shaft packing plate | |
| CN110508879B (en) | Numerical control turning flash and chamfering method for involute surface enveloping ring surface worm | |
| CN112828168B (en) | Digital conversion manufacturing method for craftsman skill of magnesium-aluminum alloy automobile covering part die | |
| CN110340737A (en) | Based on multi-shaft interlocked big off-axis amount Aspheric grinding tool-path planning method | |
| CN113742856B (en) | Development method, application and equipment of tire 3D pattern cross-pitch design template | |
| CN112719785B (en) | Method and system for processing aluminum-based composite material special-shaped nut part | |
| CN115366568A (en) | Self-adaptive olive pit shape following carving method and system | |
| CN115195965A (en) | LNG ship bottom block assembly and carrying precision control method | |
| CN108345703A (en) | A kind of interior high-pressure molding method for optimization analysis and system based on CAE | |
| JPH08287133A (en) | Method and device for automatic designing of press die | |
| CN110449834A (en) | Bending box column production method | |
| CN114669961B (en) | Method for forming large aluminum alloy thick-wall special-shaped shell | |
| CN114055253B (en) | Process characteristic measurement construction and processing method for large complex surface part | |
| CN114453519B (en) | Reverse folding forming manufacturing method of high-strength plate automobile panel die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20201225 Assignee: GUANGZHOU WENCHUAN HEAVY INDUSTRY Co.,Ltd. Assignor: CSSC HUANGPU WENCHONG SHIPBUILDING Co.,Ltd. Contract record no.: X2023980037443 Denomination of invention: A Method for Setting out Bottom Moulding Frame with Axis Wrapping Plate Granted publication date: 20220705 License type: Common License Record date: 20230704 |
|
| EE01 | Entry into force of recordation of patent licensing contract |