CN111027139A - Design method of standardized base - Google Patents
Design method of standardized base Download PDFInfo
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- CN111027139A CN111027139A CN201911259662.XA CN201911259662A CN111027139A CN 111027139 A CN111027139 A CN 111027139A CN 201911259662 A CN201911259662 A CN 201911259662A CN 111027139 A CN111027139 A CN 111027139A
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Abstract
The invention relates to a design method of a standardized base, which provides seven general base forms according to the design experience of a multi-type ship base, lists main parameters, and associates the related parameters with equipment parameters to obtain a base scheme corresponding to an equipment model. By adopting the method provided by the invention, secondary development is carried out based on FORAN, CATIA and other ship three-dimensional design platforms. The invention realizes the automatic design of the standardized base, reduces the human intervention and can greatly improve the standardization degree of the ship equipment mounting base.
Description
Technical Field
The invention belongs to the technical field of ship digital design, and particularly relates to a design method of a standardized base.
Background
The large-scale water surface ship system is complicated, the equipment is various and large in quantity, and the design workload of the equipment installation base is huge. The base design firstly satisfies the installation requirement of equipment, and not only includes the form, size, location, the machining precision requirement of base, also includes mechanical properties requirement, secondly guarantees construction convenience, and the lightweight design of base at last will be considered to save overall resource. The weights of the above influencing factors are not absolutely quantified and generally grasped by the designer according to his own experience. Because base design work load is very huge, it is numerous to participate in the designer, and many in base design consideration, the same type equipment, great difference probably appears in the base form, influences the aesthetic property of naval vessel on the one hand, and on the other hand the standardization level of base is low, is unfavorable for the improvement of design efficiency.
Disclosure of Invention
The invention aims to provide a design method of a standardized base aiming at the technical requirements, unify the base form, improve the standardization degree and the design efficiency of the base and improve the aesthetic property of a ship.
In order to achieve the purpose, the invention adopts the following technical scheme: a design method of a standardized base is characterized by comprising the following steps:
s1) determining a standardized base form;
s2) determining typical parameters of the parameterized base model;
s3) determining typical parameters of a common equipment installation surface;
s4) establishing a contrast relation between the geometric characteristic parameters of the base and the parameters of the equipment installation surface;
s5) building a device base solution library.
According to the scheme, the base forms in the step S1) comprise single-hole four-point type, double-hole four-point type, single-hole two-strip type, double-hole two-strip type, mouth shape, sun shape and ring shape.
According to the scheme, typical parameters of the base model in the step S2) comprise base plate thickness, base geometrical characteristics and base height H, wherein the base plate thickness comprises a parameter T of the base panel thicknessmAnd the parameters T of the thicknesses of the base web and the toggle platef(ii) a The base geometric characteristic parameters comprise: length dimension L and width dimension W of rectangular base mounting panel, side length W of four-point square mounting panel, length-direction interval DH of four-point base mounting panel, and width dimension W of four-point base mounting panelThe lateral spacing DV, the distance C from the web or toggle to the edge of the mounting panel, the distance L1 from the two-bar and mouth-type toggle to the edge of the mounting panel, and the distance L2 between the middle and left-hand adjacent toggles in the direction of the length of the mouth and the sun.
According to the scheme, typical parameters of the mounting surface in the step S3) comprise bolt hole diameter phi and length direction outermost bolt hole spacing LBBWidth direction outermost bolt hole pitch WBBDouble-row hole mounting surface double-hole distance WOAnd the bolt holes of the annular mounting surface are distributed with radiuses RBAnd a length dimension L of the mounting surface in the longitudinal directioneqThe dimension W in the width direction of the mounting surfaceeqIntermediate parameters established for establishing the relationship between the geometric characteristic parameters of the base and the typical parameters of the equipment installation surface: distance W between bolt hole center and panel edgeBOMinimum distance W from bolt hole center to web or toggle plateBIHigh W of filletII。
According to the scheme, the comparison relationship between the geometric characteristic parameters of the base and the equipment installation surface parameters in the step S4) is as follows:
s41) single-hole four-point base:
W＝WBO+WBI+Tf+WII
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
s42) two-hole four-point base:
L＝WBO+WBI+Tf+WII
W＝2×WBO+W0
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(W0+WBO)
C＝WII
s43) single-hole two-piece base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
s44) double-hole two-piece base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝2×WBO+W0
DV＝WBB-2×(W0+WBO)
s45) die base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2+WBI-L1
s46) a japanese base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2-L1
C＝WII
s47) ring type base:
R＝RB+WBO
r＝RB-WBI-WII-Tf
C＝WII。
according to the scheme, the step S5) comprises the following steps: selecting a proper base form according to the installation surface, determining the geometric characteristic parameters of the base according to the installation surface information, determining the thickness of the base plate according to the weight of the equipment, generating a corresponding base scheme, directly calling the corresponding base scheme from a scheme library according to the name of the equipment during base design, and determining the height and the insertion point of the base according to the arrangement position of the equipment, thus generating a base entity.
According to the scheme, W isBO＝2×φ，WBI＝1.5×φ，WII＝10。
The invention has the beneficial effects that: the design method of the standardized base is based on FORAN, CATIA and other ship three-dimensional design platforms, and a base entity is generated according to a configured equipment base scheme through programming, so that the design requirements of the base are met, the type of the base is solidified, the basic consistency of equipment bases of the same type is guaranteed, and the standardization degree of the base is greatly improved.
Drawings
FIG. 1 is a schematic view of a single-hole four-point pedestal configuration according to one embodiment of the present invention.
FIG. 2 is a schematic view of a dual-hole four-point pedestal according to an embodiment of the present invention.
Fig. 3 is a schematic view of the distribution of a single-hole two-bar base according to an embodiment of the present invention.
Fig. 4 is a schematic view of the distribution of a dual-hole two-bar base according to an embodiment of the present invention.
FIG. 5 is a schematic view of a die base according to one embodiment of the present invention.
FIG. 6 is a schematic view of a "n" shaped base according to one embodiment of the present invention.
FIG. 7 is a schematic view of a ring-type base according to an embodiment of the present invention.
Fig. 8 is a schematic view of a single row two-bar (four-hole) equipment installation surface according to an embodiment of the invention.
Fig. 9 is a schematic view of a double row hole and two strip type equipment installation surface according to an embodiment of the invention.
Fig. 10 is a schematic view of a single row of holes (multi-hole) and two-bar type equipment installation surface according to an embodiment of the invention.
Figure 11 is a schematic view of the fixture mounting face of the die of one embodiment of the present invention.
Fig. 12 is a schematic view of a japanese-type device mounting surface according to an embodiment of the present invention.
Fig. 13 is a schematic view of a ring-shaped device mounting surface according to an embodiment of the present invention.
FIG. 14 is a diagram illustrating exemplary parameters of a base model according to one embodiment of the present invention.
Fig. 15 is a schematic diagram of a single-hole two-bar base macro in accordance with an embodiment of the present invention.
FIG. 16 is a schematic diagram of an equipment model according to an embodiment of the present invention.
Fig. 17 is a diagram illustrating a result of reading the installation information of the device model according to an embodiment of the present invention.
FIG. 18 is a schematic diagram of the determination of the parameters of the base according to one embodiment of the present invention.
FIG. 19 is a schematic diagram of a library of base solutions according to one embodiment of the present invention.
FIG. 20 is a schematic base modeling inventory of one embodiment of the present invention.
Detailed Description
The embodiments of the present invention will now be described with reference to the accompanying drawings, and the present invention is not limited to the following examples.
The design method of the standardized base is provided, seven general base forms are provided according to the design experience of the multi-type ship base, main parameters are listed, and the related parameters are related to equipment parameters to obtain a base scheme corresponding to an equipment model. By adopting the method provided by the invention, secondary development is carried out based on FORAN, CATIA and other ship three-dimensional design platforms, the automatic design of a standardized base is realized, the human intervention is reduced, and the standardization degree of a ship equipment installation base can be greatly improved.
(1) Establishing parameterized base model
The ship equipment is various in types, and the base forms constrained by equipment installation elements and arrangement positions thereof are also various, and the design experience of the multi-type ship base is summarized, and about 40% of equipment bases such as a cabinet, a command console, an air conditioner, a control box and the like can be designed into seven common forms such as a single-hole four-point type, a double-hole four-point type, a single-hole two-strip type, a double-hole two-strip type, a mouth type, a sun type and a ring type, as shown in fig. 1-7. For the floor type wall hanging installation equipment, a mode of combining two bases (a floor part and a wall hanging part) is adopted, and the wall hanging part is generally in a single-hole two-point mode, a double-hole two-point mode, a single-hole one-strip mode or a double-hole one-strip mode, namely half of the first four common base modes.
The parameters of the base model are divided into three types:
a) base plate thickness, a parameter related to the weight of the device;
b) parameters related to equipment installation information-base geometry, such as the parameters in fig. 1-6, the unnoticed parameters are processed symmetrically;
c) the parameters related to the device placement location and the structural context-the base height H and the insertion point.
The thickness of the susceptor plate is compared with the weight of the apparatus as shown in Table 1.
Table 1 thickness comparison table for weight base plate of equipment
(2) Extracting typical parameters of common equipment installation surface
Common equipment mounting surfaces are shown in fig. 8-12, bolt holes are generally arranged in the center of the mounting surface shown in fig. 8, and bolt hole information can be simplified into LBB、WBBAnd phi 3 parameters, where LBBIndicates the bolt hole pitch in the longitudinal direction, WBBThe width-direction bolt hole pitch is shown, and phi represents the bolt hole diameter.
Mounting face as shown in FIG. 9, typical parameters except for L similar to FIG. 8BB、WBBIn addition to phi, the distance W between the two holes is increased0。
Mounting surfaces with more bolt holes like those shown in fig. 10-12 are simplified in mounting information, and only the outermost 4 bolt hole information is extracted, and typical parameters are consistent with those of the mounting surfaces shown in fig. 8.
In addition to the parameters mentioned above, there are also L in FIGS. 10-12eqAnd WeqTwo parameters, respectively the dimensions of the mounting panel in two directions, are used when there are specific requirements on the dimensions of the base.
Typical parameters are RB and phi only, as shown for the mounting face in fig. 13. The mounting surface is characterized in that an equipment insertion point is arranged at the center of the circular ring, and the mounting surface is identified by judging that the distance between each bolt hole and the insertion point is equal.
(3) Geometric features of the base
And establishing a comparison relation between the geometric characteristic parameters of the base and the typical parameters of the equipment installation surface.
The basic principle of the base panel and the web plate is that the aperture of the edge of the panel is 2 times larger than the center of the bolt hole, the aperture of the web plate and the elbow plate is 1.5 times larger than the center of the bolt hole, and the welding angle of the web plate and the elbow plate is higher than the edge of the panel. As shown in FIG. 14, let
WBODenotes the distance, W, of the center of the bolt hole from the edge of the panelBO＝2×φ；
WBIThe distance W between the center of the bolt hole and the web plate or the toggle plateBI＝1.5×φ；
WIIThe welding angle is high, the weight of the equipment corresponding to the base mentioned in the result is generally not more than 2t, and the selected plates are 10mm and below, and W is optionalII＝10。
A single-hole four-point base as shown in fig. 1: the device is suitable for the equipment with the installation surface as shown in figure 8, and the characteristic parameters are as follows:
W＝WBO+WBI+Tf+WII
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
a two-hole four-point base as shown in fig. 2: the device is suitable for the equipment with the installation surface as shown in figure 9, and the characteristic parameters are as follows:
L＝WBO+WBI+Tf+WII
W＝2×WBO+W0
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(W0+WBO)
C＝WII
a single hole two bar base as shown in fig. 3: the device is suitable for the installation surface as shown in figures 8 and 10, and has the following characteristic parameters:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
a two-hole two-bar base as shown in fig. 4: the device is suitable for the equipment with the installation surface as shown in figure 9, and the characteristic parameters are as follows:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝2×WBO+W0
DV＝WBB-2×(W0+WBO)
die base as shown in fig. 5: the device is suitable for the equipment with the installation surface as shown in figure 11, and the characteristic parameters are as follows:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2+WBI-L1
a japanese base as shown in fig. 6: the device is suitable for the installation surface as shown in figure 12, and has the following characteristic parameters:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2-L1
C＝WII
a japanese base as shown in fig. 7: the device is suitable for the equipment with the installation surface as shown in figure 13, and the characteristic parameters are as follows:
R＝RB+WBO
r＝RB-WBI-WII-Tf
C＝WII。
the height and the insertion point of the base are related to the actual arrangement position of the equipment, the comparison relationship between the base parameters and the equipment installation elements is established according to the specific equipment determination, the thickness and the geometric characteristic parameters of the base can be determined according to an equipment model, namely, for a certain type of equipment, a proper base form is selected according to an installation surface, the relevant parameters of the base are solidified according to the weight and the information of the installation surface, and a corresponding base scheme is generated. By adopting the method, about 40% of equipment base scheme libraries such as a cabinet, a command console, an air conditioner, a control box and the like can be established. When the base is designed, the corresponding base scheme is directly called from the scheme library according to the equipment name, and the height and the insertion point of the base are determined according to the equipment arrangement position, so that the base entity can be generated.
According to the method provided by the invention, secondary development is carried out on the FORAN platform, the automatic design of a standardized base is realized, the standardization degree of the base is greatly improved, and the method comprises the following specific steps:
(1) establishing a relevant 'macro' of a parameterized base model in the FORAN platform, wherein the single-hole two-bar type 'base macro' is shown in FIG. 15;
(2) searching the relevant information of the equipment model shown in fig. 16 according to the Component number (namely, the Component name) of the equipment to obtain the bolt hole information of the equipment model shown in fig. 17;
(3) according to the equipment bolt hole information, selecting a corresponding base macro, namely determining relevant parameters except for the base insertion point and the height, and obtaining a base scheme of an equipment model as shown in fig. 18;
(4) establishing a corresponding relation of 'equipment Component-base scheme' as shown in fig. 19, and generating a base scheme library;
(5) fig. 20 shows a base design list, wherein the device number corresponds to the device ID in the FORAN, and is the identification of the device entity, and has uniqueness. And searching a corresponding base scheme in a base scheme library according to the Component number corresponding to the equipment ID number, searching the equipment position and the ship structure information in the FORAN database according to the equipment ID number, determining the height and the insertion point of the base, and generating a base entity.
Claims (7)
1. A design method of a standardized base is characterized by comprising the following steps:
s1) determining a standardized base form;
s2) determining typical parameters of the parameterized base model;
s3) determining typical parameters of a common equipment installation surface;
s4) establishing a contrast relation between the geometric characteristic parameters of the base and the parameters of the equipment installation surface;
s5) building a device base solution library.
2. The method of claim 1, wherein the base form of step S1) includes a single-hole four-point type, a double-hole four-point type, a single-hole two-bar type, a double-hole two-bar type, a mouth type, a sun type and a ring type.
3. The method as claimed in claim 2, wherein the typical parameters of the susceptor model in step S2) include susceptor plate thickness, susceptor geometrical characteristics and susceptor height H, and the susceptor plate thickness includes a parameter T of susceptor plate thicknessmAnd the parameters T of the thicknesses of the base web and the toggle platef(ii) a The geometric characteristic parameter of the baseThe method comprises the following steps: a rectangular base mounting panel length dimension L and width dimension W, a four-point square mounting panel side length W, a four-point base mounting panel length dimension DH, a four-point base mounting panel width dimension DV, a web or toggle to mounting panel edge distance C, a two-bar and mouth-type toggle to mounting panel edge distance L1, a mouth-and-sun length direction intermediate toggle to left-side adjacent toggle spacing L2.
4. A method as claimed in claim 3, wherein the typical parameters of the mounting surface in step S3) include bolt hole diameter
Bolt hole interval L on outermost side in length directionBBWidth direction outermost bolt hole pitch WBBDouble-row hole mounting surface double-hole distance WOAnd the bolt holes of the annular mounting surface are distributed with radiuses RBAnd a length dimension L of the mounting surface in the longitudinal directioneqThe dimension W in the width direction of the mounting surfaceeqIntermediate parameters established for establishing the relationship between the geometric characteristic parameters of the base and the typical parameters of the equipment installation surface: distance W between bolt hole center and panel edgeBOMinimum distance W from bolt hole center to web or toggle plateBIHigh W of filletII。
5. The method of claim 4, wherein the geometric characteristic of the base is compared with the device-mounting surface parameter in step S4) as follows:
s41) single-hole four-point base:
W＝WBO+WBI+Tf+WII
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
s42) two-hole four-point base:
L＝WBO+WBI+Tf+WII
W＝2×WBO+W0
DH＝LBB-2×(WBI+Tf+WII)
DV＝WBB-2×(W0+WBO)
C＝WII
s43) single-hole two-piece base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
C＝WII
s44) double-hole two-piece base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝2×WBO+W0
DV＝WBB-2×(W0+WBO)
s45) die base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2+WBI-L1
s46) a japanese base:
L＝LBB+2×WBO
L1＝WBO+WBI
W＝WBO+WBI+Tf+WII
DV＝WBB-2×(WBI+Tf+WII)
L2＝L/2-L1
C＝WII
s47) ring type base:
R＝RB+WBO
r＝RB-WBI-WII-Tf
C＝WII。
6. the method as claimed in claim 5, wherein step S5) includes the following steps: selecting a proper base form according to the installation surface, determining the geometric characteristic parameters of the base according to the installation surface information, determining the thickness of the base plate according to the weight of the equipment, generating a corresponding base scheme, directly calling the corresponding base scheme from a scheme library according to the name of the equipment during base design, and determining the height and the insertion point of the base according to the arrangement position of the equipment, thus generating a base entity.
7. The method as claimed in claim 4, wherein the standardized susceptor is designed
WII＝10。
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|---|---|---|---|
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| CN203836532U (en) * | 2014-04-25 | 2014-09-17 | 芜湖新联造船有限公司 | Reference platform structure for ship |
| CN107679308A (en) * | 2017-09-26 | 2018-02-09 | 中国舰船研究设计中心 | A kind of ship equipment pedestal parameterization design method based on skeleton association |
| CN108388731A (en) * | 2018-02-26 | 2018-08-10 | 江南造船(集团)有限责任公司 | Ship pedestal digital coordination design method, system and electronic equipment |
| CN109969354A (en) * | 2019-02-19 | 2019-07-05 | 中国舰船研究设计中心 | A kind of naval vessel function bay section based on modularized design |
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2019
- 2019-12-10 CN CN201911259662.XA patent/CN111027139B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004029839A2 (en) * | 2002-09-25 | 2004-04-08 | Indian Institute Of Technology | A method for modularization of ship hull |
| GB0722667D0 (en) * | 2007-11-17 | 2007-12-27 | Turner David M | Navigation bridge model |
| CN203836532U (en) * | 2014-04-25 | 2014-09-17 | 芜湖新联造船有限公司 | Reference platform structure for ship |
| CN107679308A (en) * | 2017-09-26 | 2018-02-09 | 中国舰船研究设计中心 | A kind of ship equipment pedestal parameterization design method based on skeleton association |
| CN108388731A (en) * | 2018-02-26 | 2018-08-10 | 江南造船(集团)有限责任公司 | Ship pedestal digital coordination design method, system and electronic equipment |
| CN109969354A (en) * | 2019-02-19 | 2019-07-05 | 中国舰船研究设计中心 | A kind of naval vessel function bay section based on modularized design |
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