CN114987717A - Positioning and mounting method for curved surface structure - Google Patents
Positioning and mounting method for curved surface structure Download PDFInfo
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- CN114987717A CN114987717A CN202210785047.8A CN202210785047A CN114987717A CN 114987717 A CN114987717 A CN 114987717A CN 202210785047 A CN202210785047 A CN 202210785047A CN 114987717 A CN114987717 A CN 114987717A
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- curved surface
- jig frame
- surface structure
- positioning
- arc length
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 28
- 238000010586 diagram Methods 0.000 claims description 24
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000000547 structure data Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 244000082204 Phyllostachys viridis Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- 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
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
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- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a curved surface structure positioning and mounting method which comprises the steps of obtaining a jig frame drawing and jig frame data according to a curved surface structure drawing, cutting out a plane two-dimensional drawing of a curved surface structure, measuring an arc length and a mounting angle, manufacturing a jig frame, finding an actual middle reference structure position, measuring a corresponding arc length of the jig frame, positioning the jig frame and a curved surface structure, determining a part mounting angle and positioning a mounting part by using a jig frame, wherein the jig frame drawing is designed according to the curved surface structure data and system software, the measuring is convenient, the operation is simple, the part mounting and positioning accuracy is guaranteed, the manufacturing period is shortened by advancing the process, the inspection and adjustment work of a traditional segmented mounting and folding part is reduced, and the cost is saved.
Description
Technical Field
The invention relates to the technical field of positioning of components of a ship body curved surface, in particular to a positioning and mounting method of a curved surface structure.
Background
Ships, which are general terms of various ships, are vehicles capable of sailing or berthing in water for transportation or operation, and have different technical performances, equipment and structural types according to different use requirements, the ships are artificial vehicles mainly operating in geographic water, the ships mainly comprise an accommodating space, a supporting structure and a drainage structure inside, and are provided with a propulsion system utilizing external or self-contained energy, the shapes are generally streamline envelopes beneficial to overcoming fluid resistance, the materials are continuously updated along with technological progress, the ships are made of natural materials such as wood, bamboo and hemp at the early stage, and the ships are made of steel, aluminum, glass fiber, acrylic and various composite materials at the recent stage;
for the structural installation on the curved-surface outer plate of the ship body, particularly for an oblique structure, the installation needs accurate positioning to achieve a good effect, but the traditional method is that an installation part is hoisted by hoisting equipment and then manually and repeatedly finely adjusted to carry out installation, the installation accuracy cannot be ensured, and meanwhile, the installation angle of the oblique installation structure cannot be ensured, so that the building efficiency of the ship body is caused, and the quality of the ship body is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the curved surface structure positioning and mounting method, the curved surface structure positioning and mounting method is convenient to measure and use through a system software design jig drawing according to curved surface structure data, the operation is simple, the accuracy of part mounting and positioning is ensured, meanwhile, the process is advanced, the manufacturing period is shortened, the inspection and adjustment work of the traditional segmented mounting and folding part is reduced, and the cost is saved.
The technical scheme of the invention is realized as follows:
a positioning and mounting method for a curved surface structure comprises the following steps:
firstly, obtaining a jig frame diagram according to a curved surface structure of a component mounting position, then adjusting the position of a middle reference structure of a rack in the jig frame diagram, and then generating the jig frame diagram and corresponding jig frame data by system software;
step two, a plane two-dimensional graph is cut according to the curved surface structure graph of the component mounting position, and the arc length and the structure mounting angle are measured by taking the middle structure position as a reference;
step three, manufacturing a jig frame according to the jig frame diagram and the jig frame data, and finding the actual middle reference structure position of the jig frame according to the jig frame data after the jig frame is manufactured;
measuring the corresponding arc length on the jig frame through the two-dimensional positioning diagram, finding the positions of the upper, middle and lower end points and completing positioning with the curved surface structure;
and step five, determining the installation angle of the component on the curved surface structure according to the plane two-dimensional graph, and installing the component on the curved surface structure.
The further improvement lies in that: the system software for generating the jig frame diagram in the first step is one of SPD modeling software, Teibon M3 modeling software and compass modeling software.
The further improvement lies in that: and the plane two-dimensional graph in the second step comprises an upper end horizontal view, a middle structure horizontal view and a lower end horizontal view of the curved surface structure, and the arc length and the installation angle are measured and then marked on the plane two-dimensional graph.
The further improvement is that: and in the second step, when the arc length and the structure installation angle of the curved surface structure are measured, the upper, middle and lower end point positions of the curved surface structure need to be found and marked, so that the positioning of the jig frame and the curved surface structure in the fourth step is facilitated.
The further improvement lies in that: and in the third step, when the jig frame is manufactured according to the jig frame drawing and the jig frame data, the precision of the size of each part is controlled within the range of +/-0.5 mm.
The further improvement lies in that: and measuring the arc length in the fourth step, namely measuring the corresponding arc length in the directions of two sides by taking the middle structure position of the jig frame as a reference.
The further improvement lies in that: and the two-dimensional positioning map in the fourth step is obtained by marking positioning data on the planar two-dimensional map cut out in the second step. .
Compared with the prior art, the invention has the following advantages: according to the curved surface structure positioning and mounting method, the measuring and the measuring are convenient according to the curved surface structure data and through the system software design jig frame drawing, the operation is simple, the accuracy of the mounting and the positioning of the parts is guaranteed, meanwhile, the process is advanced, the manufacturing period is shortened, the inspection and adjustment work of the traditional segmented mounting and folding parts is reduced, and the cost is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the installation steps of the present invention.
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 obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
Example 1
Referring to fig. 1, an embodiment of the present invention discloses a method, including the following steps:
firstly, obtaining a jig frame diagram according to a curved surface structure of a part mounting position, then adjusting the position of a middle reference structure of a rack in the jig frame diagram, and then generating the jig frame diagram and corresponding jig frame data by SPD modeling system software;
step two, sectioning an upper end horizontal view, a middle structure horizontal view and a lower end horizontal view of the curved surface structure according to a curved surface structure diagram of the installation position of the component, wherein the upper end horizontal view, the middle structure horizontal view and the lower end horizontal view are three plane two-dimensional views, and measuring and marking the arc length and the structure installation angle by taking the middle structure position as a reference, wherein the upper, middle and lower end point positions of the curved surface structure need to be found and marked when the arc length and the structure installation angle of the curved surface structure are measured;
thirdly, manufacturing a jig frame according to the jig frame drawing and the jig frame data, controlling the precision of the size of each part within the range of +/-0.5 mm, and finding the actual middle reference structure position of the jig frame through the jig frame data after the jig frame is manufactured;
step four, marking positioning data on the plane two-dimensional graph cut in the step two to obtain a two-dimensional positioning graph, measuring corresponding arc lengths in directions of two sides on the jig frame by using the position of the middle structure of the jig frame as a reference through the two-dimensional positioning graph, finding the positions of upper, middle and lower end points, and corresponding to the positions of the upper, middle and lower end points of the curved surface structure to complete positioning;
and step five, determining the installation angle of the component on the curved surface structure according to the plane two-dimensional graph, and installing the component on the curved surface structure.
Example 2
According to fig. 1, the embodiment provides a method for positioning and installing a curved surface structure, which includes the following steps:
firstly, obtaining a jig frame diagram according to a curved surface structure of a part mounting position, then adjusting the position of a middle reference structure of a rack in the jig frame diagram, and then generating the jig frame diagram and corresponding jig frame data by using a Teibon M3 modeling system software;
step two, sectioning an upper end horizontal view, a middle structure horizontal view and a lower end horizontal view of the curved surface structure according to a curved surface structure diagram of the installation position of the component, wherein the upper end horizontal view, the middle structure horizontal view and the lower end horizontal view are three plane two-dimensional views, and measuring and marking the arc length and the structure installation angle by taking the middle structure position as a reference, wherein the upper, middle and lower end point positions of the curved surface structure need to be found and marked when the arc length and the structure installation angle of the curved surface structure are measured;
step three, manufacturing a jig frame according to the jig frame drawing and jig frame data, controlling the precision of the size of each part within the range of +/-0.5 mm, and finding the actual middle reference structure position of the jig frame according to the jig frame data after the jig frame is manufactured;
step four, marking positioning data on the plane two-dimensional graph cut in the step two to obtain a two-dimensional positioning graph, measuring corresponding arc lengths in directions of two sides on the jig frame by using the position of the middle structure of the jig frame as a reference through the two-dimensional positioning graph, finding the positions of upper, middle and lower end points, and corresponding to the positions of the upper, middle and lower end points of the curved surface structure to complete positioning;
and step five, determining the installation angle of the component on the curved surface structure according to the plane two-dimensional graph, and installing the component on the curved surface structure.
Example 3
According to fig. 1, the embodiment provides a method for positioning and installing a curved surface structure, which includes the following steps:
firstly, obtaining a jig frame diagram according to a curved surface structure of a part mounting position, then adjusting the position of a middle reference structure of a rack in the jig frame diagram, and then generating the jig frame diagram and corresponding jig frame data by using the software of a compass modeling system;
step two, sectioning an upper end horizontal view, a middle structure horizontal view and a lower end horizontal view of the curved surface structure according to a curved surface structure diagram of the installation position of the component, wherein the upper end horizontal view, the middle structure horizontal view and the lower end horizontal view are three plane two-dimensional views, and measuring and marking the arc length and the structure installation angle by taking the middle structure position as a reference, wherein the upper, middle and lower end point positions of the curved surface structure need to be found and marked when the arc length and the structure installation angle of the curved surface structure are measured;
thirdly, manufacturing a jig frame according to the jig frame drawing and the jig frame data, controlling the precision of the size of each part within the range of +/-0.5 mm, and finding the actual middle reference structure position of the jig frame through the jig frame data after the jig frame is manufactured;
step four, marking positioning data on the plane two-dimensional graph cut in the step two to obtain a two-dimensional positioning graph, measuring corresponding arc lengths in directions of two sides on the jig frame by using the position of the middle structure of the jig frame as a reference through the two-dimensional positioning graph, finding the positions of upper, middle and lower end points, and corresponding to the positions of the upper, middle and lower end points of the curved surface structure to complete positioning;
and step five, determining the installation angle of the component on the curved surface structure according to the plane two-dimensional graph, and installing the component on the curved surface structure.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A method for positioning and installing a curved surface structure is characterized by comprising the following steps:
firstly, obtaining a jig frame diagram according to a curved surface structure of a component mounting position, then adjusting the position of a middle reference structure of a rack in the jig frame diagram, and then generating the jig frame diagram and corresponding jig frame data by system software;
step two, a plane two-dimensional graph is cut according to a curved surface structure graph of the installation position of the component, and the arc length and the structure installation angle are measured by taking the middle structure position as a reference;
step three, manufacturing a jig frame according to the jig frame diagram and the jig frame data, and finding the actual middle reference structure position of the jig frame according to the jig frame data after the jig frame is manufactured;
measuring the corresponding arc length on the jig frame through the two-dimensional positioning diagram, finding the positions of the upper, middle and lower end points and completing positioning with the curved surface structure;
and step five, determining the installation angle of the component on the curved surface structure according to the plane two-dimensional graph, and installing the component on the curved surface structure.
2. The method for positioning and installing the curved surface structure according to claim 1, wherein: the system software for generating the jig frame diagram in the first step is one of SPD modeling software, Teibon M3 modeling software and compass modeling software.
3. The method for positioning and installing the curved surface structure according to claim 1, wherein: and the plane two-dimensional graph in the second step comprises an upper end horizontal view, a middle structure horizontal view and a lower end horizontal view of the curved surface structure, and the arc length and the installation angle are measured and then marked on the plane two-dimensional graph.
4. The curved surface structure positioning and mounting method according to claim 1, wherein: and in the second step, when the arc length and the structure installation angle of the curved surface structure are measured, the positions of the upper, middle and lower end points of the curved surface structure need to be found and marked, so that the positioning of the jig frame and the curved surface structure in the fourth step is facilitated.
5. The method for positioning and installing the curved surface structure according to claim 1, wherein: and in the third step, when the jig frame is manufactured according to the jig frame drawing and the jig frame data, the precision of the size of each part is controlled within the range of +/-0.5 mm.
6. The method for positioning and installing the curved surface structure according to claim 1, wherein: and measuring the arc length in the fourth step, namely measuring the corresponding arc length in the directions of two sides by taking the middle structure position of the jig frame as a reference.
7. The method for positioning and installing the curved surface structure according to claim 1, wherein: and the two-dimensional positioning graph in the fourth step is obtained by marking positioning data on the plane two-dimensional graph cut out in the second step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785047.8A CN114987717A (en) | 2022-07-05 | 2022-07-05 | Positioning and mounting method for curved surface structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785047.8A CN114987717A (en) | 2022-07-05 | 2022-07-05 | Positioning and mounting method for curved surface structure |
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| CN114987717A true CN114987717A (en) | 2022-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210785047.8A Pending CN114987717A (en) | 2022-07-05 | 2022-07-05 | Positioning and mounting method for curved surface structure |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120000601A (en) * | 2010-06-28 | 2012-01-04 | 대우조선해양 주식회사 | Method of construction for a block curved shape in ship building |
| CN103738463A (en) * | 2013-08-05 | 2014-04-23 | 李继先 | Controlling method of numerical control jig frame for ship building |
| 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 |
| CN112124517A (en) * | 2020-09-29 | 2020-12-25 | 中船黄埔文冲船舶有限公司 | Bottom jig frame lofting method for shaft-containing wrapping plate |
| CN113879479A (en) * | 2021-10-29 | 2022-01-04 | 中船黄埔文冲船舶有限公司 | Design lofting method for double-inclined jig frame |
| CN113959228A (en) * | 2021-09-30 | 2022-01-21 | 五冶集团上海有限公司 | Manufacturing and mounting method of S-shaped bent pipeline of large sintering flue |
-
2022
- 2022-07-05 CN CN202210785047.8A patent/CN114987717A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120000601A (en) * | 2010-06-28 | 2012-01-04 | 대우조선해양 주식회사 | Method of construction for a block curved shape in ship building |
| CN103738463A (en) * | 2013-08-05 | 2014-04-23 | 李继先 | Controlling method of numerical control jig frame for ship building |
| 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 |
| CN112124517A (en) * | 2020-09-29 | 2020-12-25 | 中船黄埔文冲船舶有限公司 | Bottom jig frame lofting method for shaft-containing wrapping plate |
| CN113959228A (en) * | 2021-09-30 | 2022-01-21 | 五冶集团上海有限公司 | Manufacturing and mounting method of S-shaped bent pipeline of large sintering flue |
| CN113879479A (en) * | 2021-10-29 | 2022-01-04 | 中船黄埔文冲船舶有限公司 | Design lofting method for double-inclined jig frame |
Non-Patent Citations (1)
| Title |
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| 蒋如宏,曾学森,谭家华: "TRIBON集成环境下的曲面分段生产设计研究", 造船技术, no. 04 * |
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Application publication date: 20220902 |