CN101108648A - Method for manufacturing watercraft commutation tube - Google Patents

Method for manufacturing watercraft commutation tube Download PDF

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Publication number
CN101108648A
CN101108648A CNA2007100449345A CN200710044934A CN101108648A CN 101108648 A CN101108648 A CN 101108648A CN A2007100449345 A CNA2007100449345 A CN A2007100449345A CN 200710044934 A CN200710044934 A CN 200710044934A CN 101108648 A CN101108648 A CN 101108648A
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China
Prior art keywords
plate
tire plate
gap
body skin
bow
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CNA2007100449345A
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Chinese (zh)
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CN101108648B (en
Inventor
姚银弟
徐兴智
周飞
陈建中
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Hudong Zhonghua Shipbuilding Group Co Ltd
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Hudong Zhonghua Shipbuilding Group Co Ltd
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Priority to CN2007100449345A priority Critical patent/CN101108648B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H1/00Propulsive elements directly acting on water
    • B63H1/02Propulsive elements directly acting on water of rotary type
    • B63H1/12Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14Propellers
    • B63H1/28Other means for improving propeller efficiency

Abstract

The invention relates to a manufacture method of a ship rectification duct, which comprises the following steps: (1) manufacturing a bow fetal board and processing a first breach and manufacturing a bow fetal board and processing a second breach which is located as a shaped grid; (2) arranging the base level of the shaped grid and fixing the lowest point and ensuring the level; (3) assembling an outside casing plate and rolling a semi-circled table for the outside casing plate; (4) providing the outside casing plates on the internal frames of the first breach and the second breach; (5) ruling in the outside casing plate and installing a knee plate distributed horizontally and vertically; (6) installing an inner casing composition plate on the knee plate and welding the composition plate into inner casing plate and completing the manufacture of the rectification duct after checking and adjusting. The manufacture method of the rectification duct of the invention can easily control the deformation of the whole manufacture method of the rectification duct, ensures the accuracy of inner and outer linearity of the rectification duct, improves the production efficiency, saves time and speeds up the construction of the whole ship.

Description

A kind of manufacture method of watercraft commutation tube
Technical field
The present invention relates to ship building, particularly a kind of manufacture method of watercraft commutation tube.
Background technology
Commutation tube is important energy saving parts on the boats and ships, can make boats and ships improve the current at quant place in progradation, reaches the effect that cuts down the consumption of energy and increase thrust.
Commutation tube is made up of the bivalve body of one group of truncated cone-shaped, is installed in the stern of boats and ships, is positioned at the screw propeller exit, and both sides respectively are provided with one, and as shown in Figure 1, Fig. 1 is the installation site scheme drawing of commutation tube.
The main effect of commutation tube is to improve streamflow regime, is a kind of important propulsion of ship energy saver.Please see Figure 2, the E-E that is commutation tube among Fig. 1 is to cutaway view.As seen from the figure, this commutation tube includes inner hull 1 and body skin 2, and inner hull 1 is to be welded to form by a plurality of firer's snyed plates, and body skin 2 is one group of circular platform type curved slab.The shell of commutation tube is the cylindrical shell form, and inner casing is the curved surface of flowing water type, is fixed with some linear brackets 7 between inner casing and the shell.
The structure of the commutation tube of boats and ships seems simply, and manufacturing process is but quite complicated.In the prior art, during design moulding bed being designed to interior moulding bed, is progressively the inner casing group plate of bulk to be positioned over bed board on the moulding bed in the actual production, and the inner casing composing plate of a plurality of bulks forms inner hull, at inner casing lining out and fixing bracket, on bracket, fix the rolling body skin of finishing then then.
In above-mentioned prior art, because the moulding bed that adopts not is a solid, then the distortion when line style bed board, location and welding is difficult to control.Inner hull of the prior art is that basal plane manufacturing commutation tube also exists moulding bed such as laying difficulty, and precision is low, and the worker duration spends big shortcoming.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of manufacture method of watercraft commutation tube is provided, utilize this method to make commutation tube be easy to control at the manufacturing process welding deformation, make the commutation tube precision height that produces simultaneously, make institute and lack the production efficiency height man-hour that spends.
Technical scheme of the present invention:
A kind of manufacture method of watercraft commutation tube, this commutation tube comprises inner hull and body skin, it is characterized in that, this method comprises the steps:
1. utilize square plate to make stern tire plate and bow tire plate respectively, and process semi-round first gap that radius is R1 on the top of bow tire plate, processing radius on the top of stern tire plate is semi-round second gap of R2, stern tire plate and bow tire plate are placed in parallel in the manufacturing field, form a moulding bed by stern tire plate and bow tire plate;
2. horizontal basal plane S and selected its nadir of moulding bed are set, adjust stern tire plate and bow tire plate, make the circle center line connecting of first gap and second gap be parallel to described horizontal basal plane S, this moulding bed is fixed in makes in the place;
3. assembly unit goes out the shell flat board, and this shell flat board is rolled into the body skin of semicircle cone-shaped, and an end radius of this body skin is R1, and other end radius is R2;
4. make the body skin that work is finished at described first gap and the second gap internal frame, the body skin radius is that the end of R1 places in first gap, and radius is that R2 one end places in second gap, and the body skin point is welded on the moulding bed;
5. in body skin, delimit bit line, and on the position line that a plurality of brackets are installed in the body skin to be marked;
6. the inner casing composing plate of bulk is installed in the upper end of each bracket, and the inner casing composing plate is installed the back and is formed complete inner hull, finishes the manufacturing of this commutation tube after check and the adjustment.
Described step is arranged with in parallel between the stern tire plate of moulding bed and the bow tire plate in 1. strengthens the tire plate.
The 5. middle bracket of described step is the line style plate, and the bracket of a plurality of line styles is fixed in the end face that formation has the inner hull line style in the body skin.
Described step in 6. the inner casing composing plate and bracket between be provided with liner.
Technological merit of the present invention:
Moulding bed was the manufacturing that benchmark carries out commutation tube beyond the present invention adopted, having improved in the prior art with interior moulding bed is the shortcoming that benchmark is made commutation tube, moulding bed is the distortion that benchmark manufacturing can make the bracket of each linear bracket and linear distribution bring commutation tube promptly, be easy to control the distortion of commutation tube manufacturing process, ensure the inside and outside linear accuracy rate of commutation tube.The outer benchmark manufacturing of moulding bed commutation tube improves production efficiency greatly in addition, has saved manufacturing time, has accelerated the construction speed of whole ship.
Description of drawings
Fig. 1 is the installation site scheme drawing of commutation tube on boats and ships.
Fig. 2 is that the E-E of commutation tube among Fig. 1 is to cutaway view.
Fig. 3 is the structural representation of stern tire plate in a kind of watercraft commutation tube manufacture method of the present invention.
Fig. 4 is the structural representation of bow tire plate in a kind of watercraft commutation tube manufacture method of the present invention.
Fig. 5 is the manufacturing process scheme drawing in a kind of watercraft commutation tube manufacture method of the present invention.
The specific embodiment
Come commutation tube manufacture method of the present invention is described in further detail below in conjunction with accompanying drawing and specific embodiment, but can not limit protection domain of the presently claimed invention with this.
Watercraft commutation tube manufacture method of the present invention be at existing be the problem that benchmark exists when making commutation tube with interior moulding bed, adopts outer moulding bed manufacture method, reached imagine in original technology less than effect.
Embodiment 1
Specify the application in practice of the inventive method below with the manufacturing of commutation tube on 50000 tonnes of boats and ships.
Commutation tube comprises inner hull 1 and body skin 2, wherein body skin 2 is the half-conical mesa shape, the radius R 1=1570mm of one end, the radius R 2=1355mm of the other end, inner hull 1 is the streamlined structure that is formed by a plurality of block composing plates, inner hull 1 is fixing by floor 7 with body skin 2, one end of floor 7 is welded in the scribing position in the body skin 2, the other end is fixed a plurality of floors 7, after one end of a plurality of floors 7 is fixed on the described body skin 2, have the line style identical with inner hull 1 with inner hull 1 contact one end.Weld fixedly inner casing composing plate in a plurality of floors 7 upper ends that distribute in length and breadth, all inner casing composing plates constitute complete inner hull 1 after being fixed on the described floor 7.
In the present embodiment manufacturing step of commutation tube as shown in Figure 5, Fig. 5 is the manufacturing process scheme drawing in the commutation tube manufacture method of the present invention.As seen from the figure, the manufacturing step of commutation tube is as follows in the present embodiment:
The first step: utilize square plate to produce stern tire plate 3 and bow tire plate 4 respectively, and process semi-round first gap 41 that radius is R1 on the top of bow tire plate 4, R1=1570mm, referring to Fig. 4, Fig. 4 is the structural representation of bow tire plate in a kind of watercraft commutation tube manufacture method of the present invention, processing radius on the top of stern tire plate 3 is semi-round second gap 31 of R2, R2=1355mm, referring to Fig. 3, Fig. 3 is the structural representation of stern tire plate in a kind of watercraft commutation tube manufacture method of the present invention, with on stern tire plate 3 and the bow tire plate 4 vertical position lines that are positioned in the manufacturing field, the residing manufacturing field of position line is determined according to the size of commutation tube, requiring the length of minimum size is 7m, width is 1.5m, bow tire plate 4 and stern tire plate 3 are parallel to each other in the venue, and the circle center line connecting of first gap 41 and second gap 31 maintenance level, form a moulding bed by stern tire plate 3 and bow tire plate 4;
Second step: the basal plane S that moulding bed is set, selected its nadir and assurance level, wherein the height of perigee distance manufacturing field vertex is 600mm, measure horizontal surface with laser or levelling pipe, adjust described moulding bed, make on the moulding bed circle center line connecting of first gap 41 and second gap 31 exactly parallel behind this basal plane S, moulding bed is fixed on the manufacturing field;
The 3rd step: assembly unit goes out the shell flat board, and this shell flat board is rolled into the semicircle conical surface, forms body skin 2, and an end radius of this body skin 2 is R1=1570mm, and other end radius is R2=1355mm;
The 4th step: the rolling body skin of finishing 2 is embedded in first gap 41 and second gap 31 on the described moulding bed, body skin 2 radiuses are that the end of R1 places in first gap 41, radius is that R2 one end places in second gap 41, after the installation body skin 2 spot welding is fixed on the moulding bed;
The 5th step: in body skin 2, delimit bit line, and a plurality of brackets 7 are installed on the position line that is marked in the body skin 2, bracket 7 is the linear plate that distributes in length and breadth, after all bracket 7 installations, the line style of the top of bracket 7 and inner hull 1 contact position is identical with the line style of described inner hull 1, and on the top of each bracket 7 fixing on liner 6;
The 6th step: in adjacent bracket 7 upper ends the inner casing composing plate is installed, fleetline inner hull 1 is made up of a plurality of inner hulls that are fixed on the bracket 7, liner 6 is welded at bracket 7, and strengthen, and finishes the manufacturing of commutation tube after check and the adjustment.
When making moulding bed, more firm in order to make moulding bed, need be at one or more reinforcement tire plate 5 of midway location secured in parallel of bow tire plate 3 and stern tire plate 4.Like this, can be more firm in the commutation tube manufacturing process, the deflection that welds in the control manufacturing process also increases accuracy of manufacture.
After finishing above-mentioned commutation tube manufacturing, need produce another identical commutation tube by the same way, then two commutation tube B are installed on the stern A of boats and ships respectively.
Method of the present invention also has other values and replacement, is not limited to numerical value cited in the foregoing description and version.Generally speaking, protection scope of the present invention also comprises other conspicuous for those skilled in the art conversion and substitutes.

Claims (4)

1. the manufacture method of a watercraft commutation tube, this commutation tube comprises inner hull (1) and body skin (2), it is characterized in that this method comprises the steps:
1. utilize square plate to make stern tire plate (3) and bow tire plate (4) respectively, and process semi-round first gap (41) that radius is R1 on the top of bow tire plate (4), processing radius on the top of stern tire plate (3) is semi-round second gap (31) of R2, stern tire plate (3) and bow tire plate (4) are placed in parallel in the manufacturing field, form a moulding bed by stern tire plate (3) and bow tire plate (4);
2. horizontal basal plane S and selected its nadir of moulding bed are set, adjust stern tire plate (3) and bow tire plate (4), make the circle center line connecting of first gap (41) and second gap (31) be parallel to described horizontal basal plane S, this moulding bed is fixed in makes in the place;
3. assembly unit goes out the shell flat board, and this shell flat board is rolled into the body skin (2) of semicircle cone-shaped, and an end radius of this body skin (2) is R1, and other end radius is R2;
4. make the body skin (2) that work is finished at described first gap (41) and second gap (31) internal frame, the body skin radius is that the end of R1 places in first gap (41), radius is that R2 one end places in second gap (31), and body skin (2) point is welded on the moulding bed;
5. in body skin (2), delimit bit line, and a plurality of brackets (7) be installed on the position line that is marked in the body skin (2);
6. the inner casing composing plate of bulk is installed in the upper end of each bracket (7), and the inner casing composing plate is installed the back and is formed complete inner hull (1), finishes the manufacturing of this commutation tube after check and the adjustment.
2. the manufacture method of commutation tube according to claim 1 is characterized in that the 5. middle bracket (7) of described step is the line style plate.
3. the manufacture method of commutation tube according to claim 1 is characterized in that being arranged with reinforcement tire plate (5) in parallel between the stern tire plate (3) of moulding bed during described step 1. and the bow tire plate (4).
4. the manufacture method of commutation tube according to claim 1 is characterized in that being provided with liner (6) between inner casing composing plate during described step 6. and the bracket (7).
CN2007100449345A 2007-08-16 2007-08-16 Method for manufacturing watercraft commutation tube Active CN101108648B (en)

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Application Number Priority Date Filing Date Title
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CN101108648B CN101108648B (en) 2011-06-15

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103523169A (en) * 2013-10-21 2014-01-22 武昌船舶重工有限责任公司 Double-shell ship building method
CN104625447A (en) * 2014-12-19 2015-05-20 华泰重工(南通)有限公司 Technology for mounting fan-shaped guide tube
CN104890813A (en) * 2015-06-10 2015-09-09 中船黄埔文冲船舶有限公司 Manufacturing method of semicircular sleeve of launching barge
CN108637593A (en) * 2018-03-21 2018-10-12 武汉船用机械有限责任公司 A kind of production method of the conduit of full-rotating rudder paddle
CN108857254A (en) * 2018-08-17 2018-11-23 广州文冲船厂有限责任公司 Moulding bed is used in a kind of manufacture of ship diversion pipe
CN108928432A (en) * 2018-07-25 2018-12-04 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit segmentation stage
CN109080765A (en) * 2018-07-25 2018-12-25 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit dock stage
CN109406088A (en) * 2018-10-31 2019-03-01 沪东中华造船(集团)有限公司 A kind of production method of steel runner automobile wind tunnel diffuser
CN110508862A (en) * 2019-09-06 2019-11-29 上海外高桥造船有限公司 Total group of localization method of energy-conservation conduit
CN111703555A (en) * 2020-06-05 2020-09-25 友联船厂(蛇口)有限公司 Method for building ship tail guide pipe and installing ship tail guide pipe in dock

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CN100376454C (en) * 2005-12-30 2008-03-26 广州广船国际股份有限公司 Method for plane sectional building hull

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103523169B (en) * 2013-10-21 2017-01-04 武昌船舶重工集团有限公司 A kind of Double-casing boats and ships manufacture method
CN103523169A (en) * 2013-10-21 2014-01-22 武昌船舶重工有限责任公司 Double-shell ship building method
CN104625447A (en) * 2014-12-19 2015-05-20 华泰重工(南通)有限公司 Technology for mounting fan-shaped guide tube
CN104625447B (en) * 2014-12-19 2016-08-24 华泰重工(南通)有限公司 A kind of fan-shaped conduit mounting process
CN104890813A (en) * 2015-06-10 2015-09-09 中船黄埔文冲船舶有限公司 Manufacturing method of semicircular sleeve of launching barge
CN108637593A (en) * 2018-03-21 2018-10-12 武汉船用机械有限责任公司 A kind of production method of the conduit of full-rotating rudder paddle
CN109080765B (en) * 2018-07-25 2019-07-05 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit dock stage
CN108928432A (en) * 2018-07-25 2018-12-04 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit segmentation stage
CN109080765A (en) * 2018-07-25 2018-12-25 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit dock stage
CN108928432B (en) * 2018-07-25 2019-08-09 上海外高桥造船有限公司 A kind of installation method in ultra large crude carrier energy-conservation conduit segmentation stage
CN108857254A (en) * 2018-08-17 2018-11-23 广州文冲船厂有限责任公司 Moulding bed is used in a kind of manufacture of ship diversion pipe
CN109406088A (en) * 2018-10-31 2019-03-01 沪东中华造船(集团)有限公司 A kind of production method of steel runner automobile wind tunnel diffuser
CN109406088B (en) * 2018-10-31 2021-06-01 沪东中华造船(集团)有限公司 Manufacturing method of automobile wind tunnel diffusion section with steel runner
CN110508862A (en) * 2019-09-06 2019-11-29 上海外高桥造船有限公司 Total group of localization method of energy-conservation conduit
CN111703555A (en) * 2020-06-05 2020-09-25 友联船厂(蛇口)有限公司 Method for building ship tail guide pipe and installing ship tail guide pipe in dock

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