CN108163140B - A kind of method of construction of width type segmentation - Google Patents

A kind of method of construction of width type segmentation Download PDF

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Publication number
CN108163140B
CN108163140B CN201711424008.0A CN201711424008A CN108163140B CN 108163140 B CN108163140 B CN 108163140B CN 201711424008 A CN201711424008 A CN 201711424008A CN 108163140 B CN108163140 B CN 108163140B
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plate
ship
segmentation
floor
jigsaw
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CN108163140A (en
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姜甲志
高雯雯
韩松标
王辉辉
王小宁
陈曙东
司昭
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Hudong Zhonghua Shipbuilding Group Co Ltd
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Hudong Zhonghua Shipbuilding Group Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B71/00Designing vessels; Predicting their performance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B73/00Building or assembling vessels or marine structures, e.g. hulls or offshore platforms

Abstract

The invention discloses a kind of methods of construction of width type segmentation, belong to shipbuilding technical field.Method includes the following steps: step 1, bottom plate is divided into the first bottom plate and the second bottom plate, step 2, build the first bottom plate and the second bottom plate respectively on moulding bed, step 3, installation component forms the first segmentation on the first bottom plate, framework is installed on the second bottom plate and forms the second segmentation, step 4, the precision of first bottom plate and the second bottom plate is measured and controlled, step 5, to first segmentation and second segmentation in flat fillet weld and fillet welding in the vertical position weld, step 6, first segmentation and the second segmentation close up forming width type segmentation, step 7, 180 degree is turned over into width type segmentation, and it freezes to the fillet weld in the flat position in width type segmentation.In this method, width type segmentation is divided into the first segmentation and the second segmentation, and the two is built with tire, can effectively reduce and upwarp phenomenon because of what bottom plate caused by welding and outside plate occurred.

Description

A kind of method of construction of width type segmentation
Technical field
The invention belongs to shipbuilding technical fields, more particularly to a kind of method of construction of width type segmentation.
Background technique
Width type is segmented the bottom section for referring to ship bow stern, at the bow stern both ends of ship, the change width of ship It is obvious, and width type segmentation in, port and starboard be in the same segmentation, the installation of floor and stringers is more Closely, welding density is larger, and the stress condition of segmentation is complicated, because the outside plate line style of width type segmentation is larger, needs in welding Use CO2Manual welding is carried out, the above reason causes the deformation that width type is segmented after welding larger, and bottom plate and outside plate are easy to produce Biggish accuracy error, the both ends of bottom plate and the two sides of outside plate are easy to happen and upwarp, and cause in the subsequent ship closure stage It is difficult to carry out closing up assembling, as shown in Figure 1, solid line a is the width type segmentation vertical section exterior contour in design in Fig. 1, in Fig. 1 Dotted line b is to be segmented vertical section exterior contour using width type when conventional construction method.In order to which go on smoothly ship closes up assembling, It needs to be segmented width type and repair, expend the more time, seriously affected the progress of shipbuilding, therefore width type point The construction one of section is directly subordinate to an important difficult point during shipbuilding.
Summary of the invention
For the deficiencies in the prior art, the invention proposes a kind of methods of construction of width type segmentation, for solving Certainly existing width type segmentation is difficult to the problem of building.
A kind of method of construction of width type segmentation, comprising the following steps:
Step 1: the bottom plate that width type is segmented is divided by the first bottom plate and the second bottom plate according to existing plate stitch, described The line of demarcation of one bottom plate and the second bottom plate is a weld seam nearest away from hull center line on bottom plate;
Step 2: production moulding bed, the first bottom plate jigsaw is laid on moulding bed, the first bottom plate jigsaw is fixed on moulding bed, Tack welding is carried out to the gap between the first bottom plate jigsaw and forms the first bottom plate, the second bottom plate jigsaw is laid on moulding bed, by the Two bottom plate jigsaw are fixed on moulding bed, are carried out tack welding to the gap between the second bottom plate jigsaw and are formed the second bottom plate;
Step 3: install the first floor on the first bottom plate, the first floor the erection sequence of ship left and right directions be from It is gradually installed close to one side of hull center line to topside, to tack welding is carried out between the first bottom plate and the first floor, at the first bottom First side stringers is installed on plate, tack welding is carried out between the first side stringers and the first bottom plate, to the first side stringers and first rib Tack welding is carried out between plate, the first outside plate jigsaw is installed in the top of the first side stringers and the first floor, first outside plate is spelled Plate is gradually to install from the side close to hull center line to topside in the erection sequence of ship left and right directions, is spelled to the first outside plate Tack welding is carried out between plate and forms the first outside plate, tack welding is carried out between the first outside plate jigsaw and the first floor, outside first Tack welding is carried out between plate jigsaw and the first side stringers, forms the first segmentation, the second floor, the second rib are installed on the second bottom plate Plate is gradually to install from close to one side of hull center line to topside in the erection sequence of ship left and right directions, to the second bottom plate and the Tack welding is carried out between two floors, stringers and second side stringers in installation on the second bottom plate, centering stringers and the second bottom plate it Between carry out tack welding, tack welding is carried out between centering stringers and the second floor, is carried out between second side stringers and the second bottom plate Tack welding, to tack welding is carried out between second side stringers and the second floor, in the upper of middle stringers, second side stringers and the second floor The second outside plate jigsaw of side's installation, the second outside plate jigsaw are from close to hull center line in the erection sequence of ship left and right directions A side gradually installed to topside, tack welding is carried out between the second outside plate jigsaw and middle stringers, between the second outside plate jigsaw It carries out tack welding and forms the second outside plate, tack welding is carried out between the second outside plate jigsaw and the second floor, to the second outside plate jigsaw Tack welding is carried out between second side stringers, forms the second segmentation;
Step 4: the levelness of the first bottom plate and the second bottom plate is examined, if the levelness deviation at four angles of the first bottom plate is super 10 millimeters are crossed, then the levelness of the first bottom plate is unqualified, needs to repair the first bottom plate, if the water at first four angles of bottom plate Pingdu deviation is no more than 10 millimeters, then the levelness of the first bottom plate is qualified, the levelness of the second bottom plate is examined, if the second bottom plate four The levelness deviation at a angle is more than 10 millimeters, then the levelness of the second bottom plate is unqualified, needs to repair the second bottom plate, if The levelness deviation at the second angle of bottom plate four is no more than 10 millimeters, then the levelness of the second bottom plate is qualified;
Step 5: to first segmentation in fillet weld in the flat position and fillet weld in the vertical position freeze, to second segmentation in flat fillet weld Seam and fillet weld in the vertical position freeze;
Step 6: by first segmentation and second segmentation close up, by the weld seam between the first bottom plate and the second bottom plate into Row freeze, the weld seam between the first floor and the second bottom plate is freezed, by the weld seam between the first floor and middle stringers into Row freezes, and the weld seam between the first floor and the second outside plate is freezed, by the weld seam between the first outside plate and the second outside plate It freezes, forms width type segmentation;
Step 7 freezes width type sectional turn-over 180 degree to the fillet weld in the flat position after turn in width type segmentation, Width type sectional construction finishes.
Preferably, in the step 3, the width type in ship fore body is segmented, first floor is in ship bow The erection sequence in stern direction is successively installed from the stern direction of ship to the fore body direction of ship, and the first outside plate jigsaw exists The erection sequence in ship bow stern direction is successively installed from the stern direction of ship to the fore body direction of ship, second floor Erection sequence in ship bow stern direction is successively installed from the stern direction of ship to the fore body direction of ship, outside described second Erection sequence of the plate jigsaw in ship bow stern direction is successively installed from the stern direction of ship to the fore body direction of ship, for Width type segmentation in ship stern, erection sequence of first floor in ship bow stern direction is from the fore body side of ship It is successively installed to the stern direction of ship, erection sequence of the first outside plate jigsaw in ship bow stern direction is from ship Fore body direction is successively installed to the stern direction of ship, and erection sequence of second floor in ship bow stern direction is from ship Fore body direction successively installed to the stern direction of ship, erection sequence of the second outside plate jigsaw in ship bow stern direction is It is successively installed from the fore body direction of ship to the stern direction of ship.
Preferably, in the step 2 and step 3, the standard of the tack welding is every 300-500 millimeters of butt welding seam welds Connect 30-50 millimeters.
Preferably, in the step 2 and step 3, the one of foot welding height when the height of the tack welding is normal welding Half.
Preferably, in the step 3, the coplanar degree tolerance of bow stern section of first segmentation and the second segmentation is both needed to control System is within 5 millimeters.
Preferably, in the step 3, the groove gap of the weld seam between first floor need to control 16 millimeters with Interior, the groove gap of the weld seam between second floor need to control within 16 millimeters, between the first outside plate jigsaw The groove gap of weld seam need to control within 16 millimeters, and the groove gap of the weld seam between the second outside plate jigsaw need to control Within 16 millimeters.
Preferably, in the step 5, to first segmentation in fillet weld in the flat position and fillet weld in the vertical position freeze during, Must use total station to monitoring position carry out real-time measurement, and by the coordinate and model that monitor position monitor position coordinate into Row matching is compared, and the monitoring position refers to intersection between the first segment end portion component and component, in the second segmentation Fillet weld in the flat position and during fillet weld in the vertical position freezed, total station must be used to carry out real-time measurement to monitoring position, and will prison For the coordinate that location is set compared with the coordinate for monitoring position in model carries out matching, the monitoring position refers to the second segment end portion Intersection between component and component also needs while carrying out real-time measurement to monitoring position using total station using total station Reference point is measured, the reference point refers to the friendship of the second segment end portion hull center line and the second bottom plate Molded Line Point.
The three-dimensional coordinate of the reference point measured is matched in model, the three-dimensional coordinate for monitoring position is then matched to mould The model coordinate that monitoring position is obtained in type carries out the theoretical coordinate that position is monitored in the model coordinate and model that monitor position Compare, if the offset monitored between the theoretical coordinate of position in the model coordinate and model of monitoring position is more than 10 millimeters, The deformation for then monitoring position is larger, needs to carry out reparation repairing at construction error.
Preferably, it in the step 7, during the fillet weld in the flat position in being segmented to width type freezes, must use complete Instrument of standing carries out real-time measurement to monitoring position, and the coordinate that position is monitored in the coordinate and model that monitor position is carried out matching ratio Compared with the monitoring position refers to intersection between width type segment end portion component and component, in utilization total station to monitoring position While setting progress real-time measurement, also need to measure reference point using total station, the reference point refers to width type The intersection point of subsection part hull center line and the second bottom plate Molded Line.
The three-dimensional coordinate of the reference point measured is matched in model, the three-dimensional coordinate for monitoring position is then matched to mould The model coordinate that monitoring position is obtained in type carries out the theoretical coordinate that position is monitored in the model coordinate and model that monitor position Compare, if the offset monitored between the theoretical coordinate of position in the model coordinate and model of monitoring position is more than 10 millimeters, The deformation for then monitoring position is larger, needs to carry out reparation repairing at construction error.
While carrying out real-time measurement to commissure using total station, also need using total station to the first segmentation and second Segmentation measures, and the three-dimensional coordinate measured is compared with the three-dimensional coordinate in model, if the three of the commissure measured The offset tieed up in coordinate and model between the three-dimensional coordinate of commissure is more than 10 millimeters, then commissure deforms larger, is needed pair It builds and carries out reparation repairing at error.
The beneficial effects of the present invention are: width type is divided into the first segmentation and the second segmentation, the first segmentation by the present invention It is built with the second segmentation with tire, the component being easily installed in the first segmentation and the second segmentation, convenient for the first segmentation of control and second Precision between segmentation closes up again after the completion of building the first segmentation and the second segmentation respectively, forms width type segmentation, can To effectively reduce because bottom plate and outside plate caused by welding upwarp problem, the build guality of ship is improved, is reduced complete The patch work amount of wide type segmentation, improves the efficiency of construction of width type segmentation.
Detailed description of the invention
Fig. 1 is the deformation schematic diagram that the vertical section that width type is segmented when being built using conventional method occurs.
Fig. 2 is the vertical section structure schematic diagram of the first segmentation in the method for construction of width type of the present invention segmentation.
Fig. 3 is the vertical section structure schematic diagram of the second segmentation in the method for construction of width type of the present invention segmentation.
Fig. 4 is the first segmentation and the vertical section structure before the second segment folding in the method for construction of width type of the present invention segmentation Schematic diagram.
Fig. 5 is the first segmentation and the vertical section structure after the second segment folding in the method for construction of width type of the present invention segmentation Schematic diagram.
Fig. 2 is into Fig. 5: 1 is the first bottom plate, and 2 be the second bottom plate, and 3 be moulding bed, and 4 be the first floor, and 5 be the first side stringers, 6 be the first outside plate, and 7 be the second floor, and 8 be middle stringers, and 9 be second side stringers, and 10 be the second outside plate.
Specific embodiment
It is done further with specific case study on implementation come the method for construction being segmented to width type of the present invention with reference to the accompanying drawing It elaborates, in the hope of being more fully apparent from expresses structure feature and concrete application of the invention, but cannot be used as a limitation this The protection scope of invention.
Embodiment: a kind of method of construction of width type segmentation, as shown in Figures 2 to 5, comprising the following steps:
Step 1: the bottom plate that width type is segmented is divided by the first bottom plate 1 and the second bottom plate 2 according to existing plate stitch, it is described The line of demarcation of first bottom plate 1 and the second bottom plate 2 is a weld seam nearest away from hull center line on bottom plate;
Step 2: production moulding bed 3, the first bottom plate jigsaw is laid on moulding bed, the first bottom plate jigsaw is fixed on moulding bed 3 On, tack welding is carried out to the gap between the first bottom plate jigsaw and forms the first bottom plate 1, the second bottom plate jigsaw is laid on moulding bed, Second bottom plate jigsaw is fixed on moulding bed 3, tack welding is carried out to the gap between the second bottom plate jigsaw and forms the second bottom plate 2;
Step 3: installing the first floor 4 on the first bottom plate 1, the first floor 4 is in the erection sequence of ship left and right directions It gradually installs from close to one side of hull center line to topside, carries out tack welding between the first bottom plate 1 and the first floor 4, the First side stringers 5 is installed on one bottom plate 1, tack welding is carried out between the first side stringers 5 and the first bottom plate 1, to the first side stringers 5 And first carry out tack welding between floor 4, installs the first outside plate jigsaw in the top of the first side stringers 5 and the first floor 4, it is described First outside plate jigsaw is gradually to install from the side close to hull center line to topside in the erection sequence of ship left and right directions, right Tack welding is carried out between first outside plate jigsaw and forms the first outside plate 6, is positioned between the first outside plate jigsaw and the first floor 4 Weldering forms the first segmentation to tack welding is carried out between the first outside plate jigsaw and the first side stringers 5, and the is installed on the second bottom plate 2 Two floors 7, the second floor 7 are gradually to pacify from close to one side of hull center line to topside in the erection sequence of ship left and right directions Dress, carry out tack welding between the second bottom plate 2 and the second floor 7, on the second bottom plate 2 installation in stringers 8 and second side stringers 9, tack welding is carried out between centering stringers 8 and the second bottom plate 2, carries out tack welding between centering stringers 8 and the second floor 7, to Tack welding is carried out between two side stringers 9 and the second bottom plate 2, carries out tack welding between second side stringers 9 and the second floor 7, The second outside plate jigsaw is installed in the top of middle stringers 8, second side stringers 9 and the second floor 7, and the second outside plate jigsaw is on a ship left side The erection sequence of right direction is gradually to install from the side close to hull center line to topside, to the second outside plate jigsaw and middle stringers Tack welding is carried out between 8, the second outside plate 10 is formed to tack welding is carried out between the second outside plate jigsaw, to the second outside plate jigsaw and the Tack welding is carried out between two floors 7, to tack welding is carried out between the second outside plate jigsaw and second side stringers 9, forms the second segmentation;
Step 4: the levelness of the first bottom plate 1 and the second bottom plate 2 is examined, if the levelness deviation at 1 four angles of the first bottom plate More than 10 millimeters, then the levelness of the first bottom plate 1 is unqualified, needs to repair the first bottom plate 1, if the first bottom plate 1 four The levelness deviation at angle is no more than 10 millimeters, then the levelness of the first bottom plate 1 is qualified, examines the levelness of the second bottom plate 2, if the The levelness deviation at two angles of bottom plate 2 four is more than 10 millimeters, then the levelness of the second bottom plate 2 is unqualified, is needed to the second bottom plate 2 It is repaired, if the levelness deviation at 2 four angles of the second bottom plate is no more than 10 millimeters, the levelness of the second bottom plate 2 is qualified;
Step 5: to first segmentation in fillet weld in the flat position and fillet weld in the vertical position freeze, to second segmentation in flat fillet weld Seam and fillet weld in the vertical position freeze;
Step 6: the first segmentation and the second segmentation are closed up, by the weld seam between the first bottom plate 1 and the second bottom plate 2 It freezes, the weld seam between the first floor 4 and the second bottom plate 2 is freezed, it will be between the first floor 4 and middle stringers 8 Weld seam freezes, and the weld seam between the first floor 4 and the second outside plate 10 is freezed, by the first outside plate 6 and the second outside plate Weld seam between 10 freezes, and forms width type segmentation;
Step 7 freezes width type sectional turn-over 180 degree to the fillet weld in the flat position after turn in width type segmentation, Width type sectional construction finishes.
In the step 2, when the first bottom plate jigsaw and the second bottom plate jigsaw are fixed on moulding bed, tack welding is selected Mode is fixed.
In the step 3, the width type in ship fore body is segmented, first floor 4 is in ship bow stern direction Erection sequence be successively to be installed from the stern direction of ship to the fore body direction of ship, the first outside plate jigsaw is in ship bow The erection sequence in stern direction is successively installed from the stern direction of ship to the fore body direction of ship, and second floor 7 is in ship The erection sequence in oceangoing ship bow stern direction is successively installed from the stern direction of ship to the fore body direction of ship, and second outside plate is spelled Erection sequence of the plate in ship bow stern direction is successively installed from the stern direction of ship to the fore body direction of ship, for being in The width type of ship stern is segmented, and erection sequence of first floor 4 in ship bow stern direction is from the fore body direction of ship It is successively installed to the stern direction of ship, erection sequence of the first outside plate jigsaw in ship bow stern direction is the bow from ship Portion direction is successively installed to the stern direction of ship, and erection sequence of second floor 7 in ship bow stern direction is from ship Fore body direction successively installed to the stern direction of ship, erection sequence of the second outside plate jigsaw in ship bow stern direction is It is successively installed from the fore body direction of ship to the stern direction of ship.
In the step 2 and step 3, the standard of the tack welding is every 300-500 millimeters of butt welding seam welding 30-50 Millimeter.
In the step 2 and step 3, the half of foot welding height when the height of the tack welding is normal welding.
In the step 3, the coplanar degree tolerance of the bow stern section of first segmentation and the second segmentation is both needed to control 5 Within millimeter.
In the step 3, the groove gap of the weld seam between first floor 4 need to be controlled within 16 millimeters, described The groove gap of weld seam between second floor 7 need to control within 16 millimeters, the weld seam between the first outside plate jigsaw Groove gap need to control within 16 millimeters, and the groove gap of the weld seam between the second outside plate jigsaw need to be controlled at 16 millimeters Within.
In the step 5, to first segmentation in fillet weld in the flat position and fillet weld in the vertical position freeze during, must use Total station carries out real-time measurement to monitoring position, and the coordinate for monitoring position is matched with the coordinate for monitoring position in model Compare, the monitoring position refers to intersection between the first segment end portion component and component, to the straight angle in the second segmentation During weld seam and fillet weld in the vertical position are freezed, total station must be used to carry out real-time measurement to monitoring position, and position will be monitored Coordinate in model monitor position coordinate carry out matching compared with, the monitoring position refer to the second segment end portion component and Intersection between component is also needed using total station to reference while carrying out real-time measurement to monitoring position using total station Point measures, and the reference point refers to the intersection point of 2 Molded Line of the second segment end portion hull center line and the second bottom plate.
The three-dimensional coordinate of the reference point measured is matched in model, the three-dimensional coordinate for monitoring position is then matched to mould The model coordinate that monitoring position is obtained in type carries out the theoretical coordinate that position is monitored in the model coordinate and model that monitor position Compare, if the offset monitored between the theoretical coordinate of position in the model coordinate and model of monitoring position is more than 10 millimeters, The deformation for then monitoring position is larger, needs to carry out reparation repairing at construction error.
In the step 7, during the fillet weld in the flat position in being segmented to width type freezes, total station pair must be used It monitors position and carries out real-time measurement, and by the coordinate for monitoring position compared with the coordinate for monitoring position in model carries out matching, institute It states monitoring position and refers to intersection between width type segment end portion component and component, monitoring position is being carried out using total station While real-time measurement, also need to measure reference point using total station, the reference point refers to width type subsection part The intersection point of hull center line and the second bottom plate Molded Line.
The three-dimensional coordinate of the reference point measured is matched in model, the three-dimensional coordinate for monitoring position is then matched to mould The model coordinate that monitoring position is obtained in type carries out the theoretical coordinate that position is monitored in the model coordinate and model that monitor position Compare, if the offset monitored between the theoretical coordinate of position in the model coordinate and model of monitoring position is more than 10 millimeters, The deformation for then monitoring position is larger, needs to carry out reparation repairing at construction error.
In the step 7, during the flat fillet weld in being segmented to width type is freezed, it should be noted welder on a left side The number of the side of a ship and starboard need to be evenly arranged.
In the present embodiment, when examining the levelness of the first bottom plate 1 and the second bottom plate 2, level meter can be used to the first bottom The levelness of plate 1 and the second bottom plate 2 measures.
In the present embodiment, the line of demarcation of the first bottom plate 1 and the second bottom plate 2 is in hull center line close to the first bottom plate 1 Side, so middle stringers 8 is mounted on the second bottom plate 2.
In the present embodiment, width type segmentation is divided into the first segmentation and the second segmentation, and first is segmented and second point Section with tire build, first segmentation and second segmentation building course in begin to control first segmentation between structural relation and Size relationship, and will be because welding the stress deformation generated during the segmentation of construction first and the second segmentation with regard to progress Finishing, generated stress deformation when being segmented the first segmentation and the second segment folding for width type so as to be effectively reduced, Simultaneously when the first segmentation and the second segment folding are segmented at width type, two segmentations can also be easily adjusted again Levelness reduces the repairing amount of width type segmentation, to improve the precision of width type segmentation so as to preferably guarantee Shipbuilding quality.
In the present embodiment, the line of demarcation of the first bottom plate 1 and the second bottom plate 2 is a weld seam near hull center line, This weld seam just has existed in the existing Ship Design stage, needs not move through in addition the first bottom plate 1 of design and the second bottom plate 2 Line of demarcation, therefore the first bottom plate jigsaw, the second bottom plate jigsaw, the first floor 4, the second floor 7, the first outside plate jigsaw and second The size of outside plate jigsaw does not need to redesign, to reduce the workload of design phase.In the present embodiment, the first segmentation It is built with the second segmentation with tire, just the first segmentation of control and the second segmentation during the segmentation of construction first is with the second segmentation Between structural relation and size relationship, convenient for effectively control the first segmentation and second segmentation construction precision, convenient for first segmentation With closing up for the second segmentation.
Described model is in three dimensional analysis the software (" ship of the Chinese Shipbuilding Co., Ltd's exploitation in Shanghai east in the present embodiment Product three-dimensional design system ") in establish the threedimensional model of body section, the size and actual hull of each component in the threedimensional model In each component size it is identical.

Claims (5)

1. a kind of method of construction of width type segmentation, which is characterized in that method includes the following steps:
Step 1: the bottom plate that width type is segmented is divided by the first bottom plate (1) and the second bottom plate (2) according to existing plate stitch, it is described The line of demarcation of first bottom plate (1) and the second bottom plate (2) is a weld seam nearest away from hull center line on bottom plate;
Step 2: production moulding bed (3), the first bottom plate jigsaw is laid on moulding bed (3), the first bottom plate jigsaw is fixed on moulding bed (3) on, tack welding is carried out to the gap between the first bottom plate jigsaw and forms the first bottom plate (1), is laid with the second bottom on moulding bed (3) Second bottom plate jigsaw is fixed on moulding bed (3) by plate jigsaw, is carried out tack welding to the gap between the second bottom plate jigsaw and is formed the Two bottom plates (2);
Step 3: the first floor (4) are installed on the first bottom plate (1), erection sequence of the first floor (4) in ship left and right directions It is gradually to be installed from close to one side of hull center line to topside, is positioned between the first bottom plate (1) and the first floor (4) Weldering, the first side stringers (5) is installed on the first bottom plate (1), is positioned between the first side stringers (5) and the first bottom plate (1) Weldering, carries out tack welding between the first side stringers (5) and the first floor (4), in the first side stringers (5) and the first floor (4) The first outside plate jigsaw is installed in top, and the first outside plate jigsaw is from close to hull center in the erection sequence of ship left and right directions One side of line is gradually installed to topside, the first outside plate (6) is formed to tack welding is carried out between the first outside plate jigsaw, to the first outside plate Tack welding is carried out between jigsaw and the first floor (4), carries out tack welding between the first outside plate jigsaw and the first side stringers (5), The first segmentation is formed, is installed on the second bottom plate (2) the second floor (7), the second floor (7) is suitable in the installation of ship left and right directions Sequence is gradually to install from close to one side of hull center line to topside, is positioned between the second bottom plate (2) and the second floor (7) Weldering, on the second bottom plate (2) installation in stringers (8) and second side stringers (9), between centering stringers (8) and the second bottom plate (2) into Row tack welding carries out tack welding between centering stringers (8) and the second floor (7), to second side stringers (9) and the second bottom plate (2) Between carry out tack welding, tack welding is carried out between second side stringers (9) and the second floor (7), in middle stringers (8), second side The top of stringers (9) and the second floor (7) is installed by the second outside plate jigsaw, peace of the second outside plate jigsaw in ship left and right directions Dress sequence is gradually to install from close to a side of hull center line to topside, between the second outside plate jigsaw and middle stringers (8) into Row tack welding forms the second outside plate (10) to tack welding is carried out between the second outside plate jigsaw, to the second outside plate jigsaw and the second rib Plate carries out tack welding between (7), to tack welding is carried out between the second outside plate jigsaw and second side stringers (9), forms the second segmentation;
Step 4: the levelness of the first bottom plate (1) and the second bottom plate (2) is examined, if the levelness at first (1) four angle of bottom plate is inclined For difference more than 10 millimeters, then the levelness of the first bottom plate (1) is unqualified, needs to repair the first bottom plate (1), if the first bottom plate The levelness deviation at (1) four angle is no more than 10 millimeters, then the levelness of the first bottom plate (1) is qualified, examines the second bottom plate (2) Levelness, if the levelness deviation at second (2) four angles of bottom plate is more than 10 millimeters, the levelness of the second bottom plate (2) is unqualified, It needs to repair the second bottom plate (2), if the levelness deviation at second (2) four angles of bottom plate is no more than 10 millimeters, second The levelness of bottom plate (2) is qualified;
Step 5: to first segmentation in fillet weld in the flat position and fillet weld in the vertical position freeze, to second segmentation in fillet weld in the flat position and Fillet weld in the vertical position freezes;
Step 6: the first segmentation and the second segmentation are closed up, by the weld seam between the first bottom plate (1) and the second bottom plate (2) It freezes, the weld seam between the first floor (4) and the second bottom plate (2) is freezed, by the first floor (4) and middle stringers (8) weld seam between freezes, and the weld seam between the first floor (4) and the second outside plate (10) is freezed, will be outside first Weld seam between plate (6) and the second outside plate (10) freezes, and forms width type segmentation;
Step 7 freezes width type sectional turn-over 180 degree to the fillet weld in the flat position after turn in width type segmentation, overall with Type sectional construction finishes.
2. a kind of method of construction of width type segmentation according to claim 1, which is characterized in that right in the step 3 It is segmented in the width type in ship fore body, erection sequence of first floor (4) in ship bow stern direction is from ship Stern direction is successively installed to the fore body direction of ship, erection sequence of the first outside plate jigsaw in ship bow stern direction be from The stern direction of ship is successively installed to the fore body direction of ship, and installation of second floor (7) in ship bow stern direction is suitable Sequence is successively installed from the stern direction of ship to the fore body direction of ship, and the second outside plate jigsaw is in ship bow stern direction Erection sequence is successively installed from the stern direction of ship to the fore body direction of ship, for the width type point in ship stern Section, erection sequence of first floor (4) in ship bow stern direction is the stern direction from the fore body direction of ship to ship It successively installs, erection sequence of the first outside plate jigsaw in ship bow stern direction is the stern from the fore body direction of ship to ship Portion is successively installed in direction, and erection sequence of second floor (7) in ship bow stern direction is from the fore body direction of ship to ship The stern direction of oceangoing ship is successively installed, and erection sequence of the second outside plate jigsaw in ship bow stern direction is from the fore body side of ship It is successively installed to the stern direction of ship.
3. a kind of method of construction of width type segmentation according to claim 1, which is characterized in that the step 2 and step In three, the standard of the tack welding is every 300-500 millimeters 30-50 millimeters of butt welding seam welding.
4. a kind of method of construction of width type segmentation according to claim 1, which is characterized in that in the step 3, institute The coplanar degree tolerance for stating the bow stern section of the first segmentation and the second segmentation is both needed to control within 5 millimeters.
5. a kind of method of construction of width type segmentation according to claim 1, which is characterized in that in the step 3, institute The groove gap for stating the weld seam between the first floor (4) need to control within 16 millimeters, the weld seam between second floor (7) Groove gap need to control within 16 millimeters, the groove gap of the weld seam between the first outside plate jigsaw need to control 16 milli Within rice, the groove gap of the weld seam between the second outside plate jigsaw need to be controlled within 16 millimeters.
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