CN103625603A - Lofting production method of anchor recess of planking thickness line of hull - Google Patents
Lofting production method of anchor recess of planking thickness line of hull Download PDFInfo
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- CN103625603A CN103625603A CN201310676778.XA CN201310676778A CN103625603A CN 103625603 A CN103625603 A CN 103625603A CN 201310676778 A CN201310676778 A CN 201310676778A CN 103625603 A CN103625603 A CN 103625603A
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Abstract
The invention discloses a lofting production method of an anchor recess of a planking thickness line of a hull. The lofting production method comprises the following steps: (1) line type lofting of an anchor recess region adopts a method of deducting the planking thickness line of the hull; (2) the line type of the anchor recess takes an A-A section of a center line of a hawse pipe as a reference, and projection is carried out on a three-directional line type deducting the planking thickness; (3) the protection of a section of an anchor mouth takes a 7# section and a 3# section of the center line of an anchor pipe as reference, and an origin of the outlet of the anchor pipe is a constant value; (4) the center line of the anchor pipe and a rib position of a water line are marked on a tapping sample; (5) the anchor mouth is located on the outlet point of the anchor pipe of the planking of the hull; (6) values are reasonably corrected by a cat anchor test; (7) the anchor recess is installed. According to the lofting production method, the validity and the success rate of the cat anchor test are improved, the design quality is improved, the production cost is reduced, the production cycle is shortened, the production design is matched with a production method of a production department, so that anchor release, anchor raise and mooring of a ship can be successfully carried out after the anchor recess is installed.
Description
Technical field
The present invention relates to shipbuilding, particularly a kind of setting-out method for making of boats and ships curvature line style anchor recess.
Technical background
The anchor recess of boats and ships is one of members of design difficulty maximum in ship's outfit, and boats and ships anchor recess need be determined relevant anchor tube line of centers, orientation angle and data through model experiment at design phase.But need emit full pattern in the setting-out stage because of the orientation angle bulk of the exit point of hull form curvature anchor tube line of centers and ship hull plate, ask for, and analogue formation, draw anchor testing could check out the correctness of orientation angle and bulk.
Certain type ship is boats and ships of building, its stem point is thin, the line style flare in line style curvature, the above region of main deck is recurvation gesture S type, the main deck outlet of chain pipe upper end is shorter with lower end chain pipe outside plate exit point distance, exit point out of plumb outside plate, form 11 ° of angles with hull line of centers, make anchor recess setting-out there is very large difficulty.In anchor recess setting-out process in the past, because chain pipe is short little with hull line of centers angle, anchor recess exit recurvation gesture curvature line style changes the full pattern launching out greatly and occurs deviation, and the biased anchor pole rising trace of moving in anchor recess hole is unstable, and anchor fluke and anchor lip are not docile.And the deviation 1:3 wood-like case of some locator values does not reflect while drawing anchor testing, make troubles to site assembly and harbour examination anchor.And leading ship is found that anchor tube rising trace is unstable while building and is occurred skew and block anchor when dock and harbour draw anchor full scale test, and now on the harbour of Huangpu River, take again hanging operation to revise the rising trace of anchor pole, and chain pipe, anchor lip have been located, make space orientation size more be difficult to determine, can only adjust anchor lip, the thickness of heightening or turn down anchor lip is more difficult.
Summary of the invention
The object of the invention is to overcome the deficiency in above-mentioned existing anchor recess design setting-out, a kind of ship hull plate thickness line anchor recess setting out method is provided, the method can be guaranteed the correctness of anchor recess location and installation, the accurate perforate of ship hull plate, anchor pole has a stable rising trace, anchor fluke and anchor lip are docile, can avoid the blindness of installation, make to draw anchor testing to have operability.
Anchor recess setting-out difficult point of the present invention is analyzed:
1: design paper changes the angle of anchor tube line of centers and hull line of centers into 11 ° by 15 ° of original leading ship, because of chain pipe line of centers and outside plate anchor recess opening out of plumb, strengthen the former less unfavorable factor of angle just existing, increased Molded Line and outside plate thickness line angle difference.(see figure 1)
2: the chain pipe exit point position line style curvature of deck and ship hull plate, anchor lip base have line style and anchor tube shape at a certain angle, chain pipe is shorter, and anchor pole is longer, forms card anchor when the rising trace shakiness of anchor tube can make anchor pole enter hawse pipe while weighing anchor.
3: due to the curvature variation of stem line style, the bow stern end of anchor lip has inclination angle, the thickness difference of anchor lip is changed compared with the difficult control of heavy gauge R value, anchor pole integral body enters after hawse pipe, and anchor lip base is not close to by the anchor fluke on both sides and outside plate has loosening (by the backing of design code anchor and anchor fluke, need be close to 3 of anchor lip outside plates).
In order to reach foregoing invention object, technical solution of the present invention is as follows:
For a ship hull plate thickness line anchor recess setting-out manufacture method, the method comprises the steps:
1. the line style setting-out in anchor recess region takes to deduct the method for ship hull plate thickness line, to guarantee the correctness of anchor recess setting-out;
2. to take the A-A section of chain pipe line of centers be benchmark to anchor recess line style, outside deduction, in the three-dimensional line style of plate thickness, carries out projection expansion, encrypts little value and cut open, encrypt waterline, emits the base plate line style of anchor lip region 1#～8# section;
3. to launch to take to take 7# section and the 3# section of anchor tube line of centers be benchmark in the projection of anchor lip section, the outlet initial point of anchor tube is definite value, determine other 5# and 1#, 6# and 2#, 8# and 4# section R value, require all anchor lip sections and anchor tube line of centers sight alignment;
4. taking take hawse pipe diameter and anchor lip internal diameter, external diameter is master's shell plate development scribble method, in perforate sample certificate, marks anchor tube line of centers, waterline, rib position;
5. in 1:3 ratio, make sample case, at ship hull plate anchor tube exit point positioning anchor lip;
6. draw anchor testing rationally to revise numerical value: when sample case, to make after anchor lip that complete friendship wooden model factory makes and anchor fluke are transported to and can draw anchor testing, the committed step of drawing anchor testing is whether the rising trace of check anchor pole is stable, in the process rising, check whether roll over offset of anchor pole, the whether excessive card anchor that causes of angle when anchor pole enters hawse pipe, anchor pole all enters after hawse pipe, whether the base of anchor fluke and anchor fluke are close to anchor lip and outside plate reaches at 3 and is close to, as anchor pole enters, hawse pipe hour angle is spent large generation card anchor anchor fluke and 3 of bases are not close to, tackling orientation angle and the anchor lip section of anchor tube line of centers repairs, until docile.Above-mentionedly the numerical value of 1:3 ratio is comprised to revising numerical value 1:1 turns back on design drawing and formally decide ，Jiao steel mill by 1:1 casting anchor lip, anchor fluke after drawing anchor testing completing;
7. anchor recess is installed: at hull bow with the hawse pipe opening jigsaw location of ruling, output the exit point of chain pipe and outside plate, chain pipe is installed, anchor cavity structure part is installed, brace panel, anchor lip is installed, anchor lip is installed and be should be noted waterline, rib position is corresponding with hull, after assembling, need to draw anchor testing equally, the rising trace of check anchor pole, whether observe anchor pole is offset in uphill process, after entering chain pipe, whether block anchor, observe the base of anchor lip, whether anchor fluke is close to anchor lip and outside plate, as produce skew and block anchor, the loosening phenomenon of anchor lip just should be to anchor tube orientation angle, the section thickness difference of anchor lip is revised or polishes, deduct R value thickness or built-up welding raising R value thickness, guarantee to weigh anchor smoothly, put anchor, mooring.
Technique effect of the present invention is as follows:
The present invention makes joint efforts by design division and segmentation manufacturing department, take brand-new outside plate thickness line as new line style, needn't to related data, make Important Adjustment at the after-stage of design setting-out assembling, although increased the work capacity in setting-out stage, but correctness and the success ratio of drawing anchor testing have greatly been improved, improved designing quality, the correctness of line style and location when the method can be guaranteed the installation of anchor lip in addition, site-assembled safety, reduced productive costs, shortened the production cycle, Production design mates with the manufacture method of production department, can guarantee that anchor lip installs post-tensioning anchor and put anchor and carry out smoothly.
Accompanying drawing explanation
Fig. 1 is chain pipe line of centers and hull line of centers angle figure
Fig. 2 is A-A chain pipe centerline direction outside plate thickness line cant frame line style
Fig. 3 is the crossing thickness difference view of anchor tube line of centers and outside plate exit point
Fig. 4 is anchor lip cross section view
Fig. 5 is shell plate development chain pipe perforate line figure
The specific embodiment
Below in conjunction with accompanying drawing and concrete enforcement, the present invention is further elaborated, but can not limit the scope of the invention with this.
1. the three-dimensional line style in model stem anchor recess region, i.e. waterline, frame line, straight hatching line, set up the line style of deduction thickness line on this basis, comprises the line style of encrypting waterline, encrypting frame line, little straight hatching line.
By the angle of cut of the fixed chain pipe line of centers main deck of design paper and ship hull plate opening, carry out the Molded Line projection of horizontal surface and side and obtain outside plate exit point, then project to the line style position of the side of deduction outside plate thickness line, obtain the main deck anchor tube line of centers of actual deduction thickness line and the angle of cut of outside plate exit point.
2. obtain the cant frame sectional line style of the outer plate thickness of new deduction and encrypt the little encryption waterline that directly cuts open.Encrypt and littlely directly cut open with the concrete grammar of encrypting waterline to be that every 100mm increases a cant frame section in anchor lip region apart from the reality of 600mm waterline 500mm distance according to original every gear rib, to increase by one grade of waterline, to guarantee the line style correctness in chain pipe outlet anchor lip region.
3. the projection of anchor lip launches, first emit the base plate line style of 1#～8# section, then be upper and lower two the sections the most basic of 7#～3# with anchor tube line of centers, must press anchor tube center outside the R value of plate exit point for benchmark, the R value of section of making again bow stern direction 5#～1# is high, and 2#～6# section, 4#～8# section is at the stretching line of joint of anchor tube line of centers, to ask for vertex R value with anchor lip 3#～7#1#～5# section, determining R value, to have a fundamental principle be exactly that the positioning height of each anchor lip section R value of requirement need pass through anchor tube line of centers, i.e. three one straight lines, become fan-shaped straight line (seeing Fig. 4 anchor lip section-drawing), the advantage of this section acquiring method is to make the base of anchor and anchor fluke be close to anchor lip and outside plate.
4. chain pipe outside plate tapping sample plate is that outfield anchor recess assembles most important positioning sample certificate, its method for making is to be according to carrying out setting-out expansion according to the little straight hatching line type in side of emitting thickness line, obtain anchor lip Internal and external cycle circular arc line style, make 1# to 8# hatching, make check waterline, check frame line, wooden model is taked 1:3 ratio;
5. to make be to be that anchor tube line of centers is made side and tiltedly directly cutd open by lateral plan A-A section to sample case, makes the parallel lines of lateral side wire, obtains that each grade minute prism profile position remakes base plate and top board carries out assembled.Then according to A-A anchor tube line of centers, make chain pipe, with batten, make simplified, at outside plate tapping, can carry out cornerite processing with hardwood or tin-plate, so that firm while drawing anchor testing, what the anchor lip wooden model that then sticks same ratio can be done wooden anchor recess draws anchor testing (see figure 5).
6. drawing anchor testing is that the design of check anchor recess setting-out and anchor lip is correct in no important means, when sample case, makes after the anchor lip of complete friendship wooden model factory making and anchor fluke are transported to and can draw anchor testing.The committed step of drawing anchor testing is whether the rising trace of check anchor pole is stable, in the process rising, check whether roll over offset of anchor pole, when anchor pole enters hawse pipe, the whether excessive card anchor that causes of angle, anchor pole all enters after hawse pipe, and whether the base of anchor fluke and anchor fluke are close to anchor lip and outside plate reaches at 3 and be close to.As anchor pole enters hawse pipe hour angle, spend large generation card anchor, 3 of anchor fluke and bases are not close to orientation angle and the anchor lip section of tackling anchor tube line of centers and are repaired; Until docile.Above-mentionedly the numerical value of 1:3 ratio is comprised to revising numerical value 1:1 turns back on design drawing and formally decide after drawing anchor testing completing, anchor lip, anchor fluke hand over steel mill to cast by 1:1 ratio.
7. the installation of anchor recess anchor lip should complete in the block assembly stage, assembly crewman outputs anchor recess hole according to anchor recess tapping sample plate at ship hull plate, location and installation chain pipe, when anchor lip is installed, assembly crewman need aim at anchor lip corresponding rib, corresponding waterline positions installation.The correctness that need draw again equally anchor testing to install with check after completing installation, as still there being problem, can revise anchor tube, anchor lip, comprise chain pipe angle modification, the poor correction of anchor lip R value thickness, can take polishing, overlaying method, boats and ships need be put equally anchor, weigh anchor during pier mooring, until draw anchor testing to complete.
Claims (1)
1. a ship hull plate thickness line anchor recess setting-out manufacture method, is characterized in that the method comprises the steps:
1. the line style setting-out in anchor recess region takes to deduct the method for ship hull plate thickness line, to guarantee the correctness of anchor recess setting-out;
2. to take the A-A section of chain pipe line of centers be benchmark to anchor recess line style, outside deduction, in the three-dimensional line style of plate thickness, carries out projection expansion, encrypts little value and cut open, encrypt waterline, emits the base plate line style of anchor lip region 1#～8# section;
3. to take to take 7# section and the 3# section of anchor tube line of centers be benchmark in the projection of anchor lip section, the outlet initial point of anchor tube is definite value, determine other 5# and 1#, 6# and 2#, 8# and 4# section R value, require all anchor lip sections and anchor tube line of centers sight alignment;
4. taking take hawse pipe diameter and anchor lip internal diameter, external diameter is master's shell plate development scribble method, in perforate sample certificate, marks anchor tube line of centers, waterline rib position;
5. in 1:3 ratio, make sample case, at ship hull plate anchor tube exit point positioning anchor lip;
6. draw anchor testing rationally to revise numerical value: when sample case, to make after anchor lip that complete friendship wooden model factory makes and anchor fluke are transported to and can draw anchor testing, the committed step of drawing anchor testing is whether the rising trace of check anchor pole is stable, in the process rising, check whether roll over offset of anchor pole, the whether excessive card anchor that causes of angle when anchor pole enters hawse pipe.Anchor pole all enters after hawse pipe, and whether the base of anchor fluke and anchor fluke are close to anchor lip and outside plate reaches at 3 and be close to.As anchor pole enters hawse pipe hour angle, spend large generation card anchor, 3 of anchor fluke and bases are not close to orientation angle and the anchor lip section of tackling anchor tube line of centers and are repaired; Until docile, above-mentionedly the numerical value of 1:3 ratio is comprised to revising numerical value turns back on design drawing and formally decide ，Jiao steel mill by 1:1 casting anchor lip, anchor fluke after drawing anchor testing completing;
7. anchor recess is installed: at hull bow with the hawse pipe opening model location of ruling, output the exit point of chain pipe and outside plate, chain pipe is installed, anchor cavity structure part and brace panel are installed, anchor lip is installed, anchor lip is installed and be should be noted waterline, rib position is corresponding with hull, after assembling, need to draw anchor testing equally, the rising trace of check anchor pole, whether observe anchor pole is offset in uphill process, after entering chain pipe, whether block anchor, observe the base of anchor lip, whether anchor fluke is close to anchor lip and outside plate, as produce the orientation angle that skew and the loosening phenomenon of card anchor or anchor lip just should be to anchor lips, the section thickness difference of anchor lip is revised or polishes, deduct R value thickness or built-up welding raising R value thickness, guarantee to weigh anchor smoothly, put anchor, mooring.
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| CN104071301A (en) * | 2014-06-12 | 2014-10-01 | 沪东中华造船(集团)有限公司 | Preassembling method for anchor mouth of bulk frighter in segmentation stage |
| CN105091825A (en) * | 2015-09-14 | 2015-11-25 | 江西洪都航空工业集团有限责任公司 | Skin milling area thickness detection method |
| CN105480379A (en) * | 2015-11-24 | 2016-04-13 | 中船黄埔文冲船舶有限公司 | Method for treating anchor blocking accident in anchor pulling test |
| CN105608274A (en) * | 2015-12-23 | 2016-05-25 | 江苏现代造船技术有限公司 | Tribon M3 ship design software based quick lofting method for molded line of anchor platform |
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| CN112319723A (en) * | 2020-10-28 | 2021-02-05 | 中船黄埔文冲船舶有限公司 | Lofting design method and system for anchor lip and anchor platform |
| CN112319723B (en) * | 2020-10-28 | 2021-10-22 | 中船黄埔文冲船舶有限公司 | Lofting design method and system for anchor lip and anchor platform |
| CN114179998A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Manufacturing method of stem on large container ship and integral stem segment |
| CN114179998B (en) * | 2021-11-08 | 2023-11-17 | 上海江南长兴造船有限责任公司 | Manufacturing method of stem on large container ship and integral stem segmentation |
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| CN103625603B (en) | 2017-10-31 |
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