CN109292040A - A kind of multi-faceted full-rotating rudder paddle block installation method - Google Patents
A kind of multi-faceted full-rotating rudder paddle block installation method Download PDFInfo
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- CN109292040A CN109292040A CN201811250105.7A CN201811250105A CN109292040A CN 109292040 A CN109292040 A CN 109292040A CN 201811250105 A CN201811250105 A CN 201811250105A CN 109292040 A CN109292040 A CN 109292040A
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- rudder paddle
- pedestal
- power plant
- installation method
- paddle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
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Abstract
The step of the invention discloses a kind of multi-faceted full-rotating rudder paddle block installation methods, are related to shipbuilding technical field, solve and improve rudder paddle installation accuracy, shorten the technical issues of construction period, this method includes: the welding of A. ship stern block, and pier position is arranged；B. determine that rudder paddle installation line of reference and pedestal process reference point；C. rudder paddle pedestal, drilling and tapping are processed；D. rudder paddle is transported, turnover hoisting；E., fastening bolt, fixed rudder paddle are installed；F., rudder paddle pod is installed, above-mentioned steps are carried out in block erection stage, so the lubricating oil of ship, hydraulic oil and the installment work of cooling system pipeline can carry out in advance, the project of reducing drags phase risk.In addition the present invention, which also has, improves ship advance fitting-out rate, reduces and carries pier position height in depressed place, promotes the security performance in carrying stage, and method is simple and reliable, time and labour saving, saves the advantages that cost.
Description
Technical field
The present invention relates to ocean engineering ship manufacturing technology fields, and especially one kind is by adjusting installation procedure to multi-party
The method in block installation full-rotating rudder paddle of position.
Background technique
Large-scale ocean engineering ship, tugboat generally use electric propulsion apparatus at present, most of setting 2 or more
Full-rotating rudder screw, rudder paddle are installed on the base, and the mounting plane of pedestal has higher required precision, especially its flatness
And roughness, in order to ensure the precise match of rudder paddle and installation pedestal.After main hull is completed in existing shipbuilding technology
Pedestal complete machine is processed, rudder paddle is lifted after meeting required precision, therefore the erection stage of rudder paddle is caused to lag,
Ship launching is put on path, and the shipbuilding period is directly affected；And the installation of lifting rudder paddle is needed to build and is higher by just downwards
The ship pier position of normal ship about one times of height of section, increases the risk of construction when ship pier position is higher.Therefore needs pair
Existing rudder paddle mounting process improves.
Summary of the invention
Cause the shipbuilding duration to be spun out to solve the lifting of rudder paddle, lifts the high technical problem in the ship pier position of needs, this
Invention provides a kind of multi-faceted full-rotating rudder paddle block installation method, and specific technical solution is as follows.
A kind of multi-faceted full-rotating rudder paddle block installation method, rudder paddle are mounted on the progress of ship block construction phase, wherein
Construction procedure includes:
A. ship stern block welds, and pier position is arranged；
B. determine that rudder paddle installation line of reference and pedestal process reference point；
C. rudder paddle pedestal, drilling and tapping are processed；
D. rudder paddle is transported, turnover hoisting；
E., fastening bolt, fixed rudder paddle are installed；
F., rudder paddle pod is installed.
Preferably, pier position height is determined according to the calculating of the size of rudder paddle installation space in step A.
Preferably, the processing request of step C centered rudder paddle pedestal are as follows: flatness is less than 0.2mm, and roughness is less than 3.2.
It may further be preferable that the process of rudder paddle pedestal processing includes:
(1) machining for promoting mainly pedestal measures the flatness of featured pedestal lower surface；
(2) if flatness is more than 0.2mm, numerically-controlled machine tool is set up centered on the centre of gyration line for promoting mainly pedestal, to featured
Pedestal is machined；If flatness is no more than 0.2mm, machining is completed；
(3) it re-measures determining base plane degree and is attacked no more than 0.2mm, base thickness not less than after 90mm, completing to drill
Silk.
It may further be preferable that the process of rudder paddle drilling and tapping includes:
(1) it is drilled using numerically-controlled machine tool, is drilled with the through-hole of Φ 39mm, ream is carried out to each bolt drilling hole and is put down, is taken
Diameter of phi 70mm, depth 5mm；
(2) borehole throw is measured, if borehole throw is more than 1mm, shutdown inspection；
(3) pedestal for promoting mainly motor carries out tapping, and tapping depth takes 70mm.
It is also preferred that step D centered rudder paddle transhipment and turnover hoisting method the following steps are included:
(1) intermediate hanging of chain block is hooked on the main lifting lug of Main propulsion power plant, the right side of crane, which is linked up with, to hang
To pod support portion, Main propulsion power plant is slowly sling, guarantees the liftoff 4500mm of its minimum point, withdraws from flat car；
(2) the right side hook of crane is slowly put down until Main propulsion power plant is parked vertically, and dismounting right side hook will be hung
The left side hook of vehicle is hung to pod support portion, is slowly promoted left side hook to featured power device level and is parked；
(3) flat car is pushed into immediately below Main propulsion power plant, slowly puts down Main propulsion power plant, passes through flat car
Main propulsion power plant is transported to the underface of featured pedestal；
(4) hook of goliath is connected with two main lifting lugs of Main propulsion power plant respectively, by featured precession
The pod support portion of power device promotes mainly loser plate with total group reverse side and is connected, and completes the lifting of Main propulsion power plant；
(5) Main propulsion power plant lifting is installed on featured pedestal.
It may further be preferable that in the two sides of lifting lug setting auxiliary lifting lug in step D.
Bolt is successively symmetrically tightened when it is also preferred that installing fastening bolt in step E, the screw-down torque of bolt is
3000N·m。
It is also preferred that installing rudder paddle pod in step F includes freezing and installing for deflector.
The beneficial effect comprise that
(1) rudder paddle erection stage was adjusted to the ship block construction phase, thus ensure that the progress in advance of rudder paddle installation,
So the lubricating oil of ship, hydraulic oil and the installment work of cooling system pipeline can also carry out in advance, can effectively prevent the duration
Delay, shortens the shipbuilding period.
(2) this method can improve ship advance fitting-out rate on the whole, especially carry pier position height in reduction depressed place, promoted
The security performance in the stage of carrying.
In addition this method also has many advantages, such as simple and reliable, time and labour saving, saves material and cost.
Detailed description of the invention
Fig. 1 is multi-faceted full-rotating rudder paddle block installation method flow diagram；
Fig. 2 is full-rotating rudder paddle turnover hoisting path schematic diagram；
Fig. 3 is full-rotating rudder paddle mounting structure schematic diagram；
In figure: 1- promotes mainly pedestal；2- Main propulsion power plant；3- pod.
Specific embodiment
In conjunction with shown in Fig. 1 to Fig. 3, a kind of multi-faceted full-rotating rudder paddle block installation method specific implementation provided by the invention
Mode is as follows.
A kind of multi-faceted full-rotating rudder paddle block installation method, the installation of full-rotating rudder paddle are in the ship block construction phase
It carries out, rudder paddle erection stage was adjusted to the ship block construction phase, to ensure that the progress in advance of rudder paddle installation, so ship
Lubricating oil, hydraulic oil and the installment work of cooling system pipeline of oceangoing ship can also carry out in advance, can effectively prevent working-day claims, contracting
The short shipbuilding period.Wherein construction procedure includes:
The welding of step A. ship stern block, is arranged pier position；It is completed in the welding fire attack operation of ship stern block, and inspection declaration
After, pier position height is calculated according to the size of rudder paddle installation space and is determined.
Step B. determines rudder paddle installation line of reference and pedestal processing reference point, and and then shipbuilding regulation and the installation of rudder paddle are wanted
Delimitation reference line is sought, for processing installation, by drawing dimensioning on the base.
Step C. processes rudder paddle pedestal, drilling and tapping；Flatness is less than 0.2mm, and roughness is less than 3.2.
Wherein, the process of rudder paddle pedestal processing includes:
(1) machining for promoting mainly pedestal measures the flatness of featured pedestal lower surface.
(2) if flatness is more than 0.2mm, numerically-controlled machine tool is set up centered on the centre of gyration line for promoting mainly pedestal, to featured
Pedestal is machined；If flatness is no more than 0.2mm, machining is completed.
(3) it re-measures determining base plane degree and is attacked no more than 0.2mm, base thickness not less than after 90mm, completing to drill
Silk.
Wherein, the process of rudder paddle drilling and tapping includes:
(1) it is drilled using numerically-controlled machine tool, is drilled with the through-hole of Φ 39mm, ream is carried out to each bolt drilling hole and is put down, is taken
Diameter of phi 70mm, depth 5mm.
(2) borehole throw is measured, if borehole throw is more than 1mm, shutdown inspection.
(3) pedestal for promoting mainly motor carries out tapping, and tapping depth takes 70mm.
The transhipment of step D. rudder paddle, turnover hoisting.
Wherein, need to calculate the weight of Main propulsion power plant and the lifting loads of crane before lifting, rudder paddle is transported and turned over
Body lifting method the following steps are included:
(1) intermediate hanging of chain block is hooked on the main lifting lug of Main propulsion power plant, it can also be the two of lifting lug
Side setting auxiliary lifting lug.The right side of crane is suspended to pod support portion, slowly slings Main propulsion power plant, guarantees it most
Low spot is liftoff 4500mm, withdraws from flat car.
(2) the right side hook of crane is slowly put down until Main propulsion power plant is parked vertically, and dismounting right side hook will be hung
The left side hook of vehicle is hung to pod support portion, is slowly promoted left side hook to featured power device level and is parked.
(3) flat car is pushed into immediately below Main propulsion power plant, slowly puts down Main propulsion power plant, passes through flat car
Main propulsion power plant is transported to the underface of featured pedestal.
(4) hook of goliath is connected with two main lifting lugs of Main propulsion power plant respectively, can also be being hung
The two sides setting auxiliary lifting lug of ear.The pod support portion of Main propulsion power plant is promoted mainly loser plate with total group reverse side to be connected,
Complete the lifting of Main propulsion power plant.
(5) Main propulsion power plant lifting is installed on featured pedestal.Need to stop featured pedestal in this process
The measure for preventing from touching bottom surface is carried out in neighbouring vibratility operation in Main propulsion power plant identity.
E., fastening bolt, fixed rudder paddle are installed；Bolt, the screw-down torque of bolt are successively symmetrically tightened when fastening bolt is installed
For 3000Nm.
F., rudder paddle pod is installed, installation rudder paddle pod includes freezing and installing for deflector.
This method can improve ship advance fitting-out rate on the whole, especially carry pier position height in reduction depressed place, improve
The security performance in carrying stage.In addition this method also has many advantages, such as simple and reliable, time and labour saving, saves material and cost.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (9)
1. a kind of multi-faceted full-rotating rudder paddle block installation method, which is characterized in that rudder paddle is mounted on the ship block construction phase
It carries out, wherein construction procedure includes:
A. ship stern block welds, and pier position is arranged；
B. determine that rudder paddle installation line of reference and pedestal process reference point；
C. rudder paddle pedestal, drilling and tapping are processed；
D. rudder paddle is transported, turnover hoisting；
E., fastening bolt, fixed rudder paddle are installed；
F., rudder paddle pod is installed.
2. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 1, which is characterized in that the step
Pier position height is calculated according to the size of rudder paddle installation space and is determined in A.
3. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 1, which is characterized in that the step
The processing request of C centered rudder paddle pedestal are as follows: flatness is less than 0.2mm, and roughness is less than 3.2.
4. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 3, which is characterized in that the rudder paddle
Pedestal processing process include:
(1) machining for promoting mainly pedestal measures the flatness of featured pedestal lower surface；
(2) if flatness is more than 0.2mm, numerically-controlled machine tool is set up centered on the centre of gyration line for promoting mainly pedestal, to featured pedestal
It is machined；If flatness is no more than 0.2mm, machining is completed；
(3) determining base plane degree is re-measured no more than 0.2mm, base thickness not less than after 90mm, completes drilling and tapping.
5. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 3, which is characterized in that the rudder paddle
The process of drilling and tapping includes:
(1) it is drilled using numerically-controlled machine tool, is drilled with the through-hole of Φ 39mm, ream is carried out to each bolt drilling hole and is put down, diameter is taken
Φ 70mm, depth 5mm；
(2) borehole throw is measured, if borehole throw is more than 1mm, shutdown inspection；
(3) pedestal for promoting mainly motor carries out tapping, and tapping depth takes 70mm.
6. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 1, which is characterized in that the step
D centered rudder paddle transhipment and turnover hoisting method the following steps are included:
(1) intermediate hanging of chain block is hooked on the main lifting lug of Main propulsion power plant, the right side of crane, which is suspended to, leads
Cover support portion is flowed, Main propulsion power plant is slowly sling, guarantees the liftoff 4500mm of its minimum point, withdraw from flat car；
(2) the slow right side hook for putting down crane is until Main propulsion power plant is parked vertically, and dismounting right side is linked up with, by crane
Left side hook is hung to pod support portion, is slowly promoted left side hook to featured power device level and is parked；
(3) flat car is pushed into immediately below Main propulsion power plant, slowly puts down Main propulsion power plant, will be led by flat car
Power plant is transported to the underface of featured pedestal；
(4) hook of goliath is connected with two main lifting lugs of Main propulsion power plant respectively, main thrust power is filled
The pod support portion set promotes mainly loser plate with total group reverse side and is connected, and completes the lifting of Main propulsion power plant；
(5) Main propulsion power plant lifting is installed on featured pedestal.
7. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 6, which is characterized in that the step
In the two sides of lifting lug setting auxiliary lifting lug in D.
8. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 1, which is characterized in that the step
Bolt is successively symmetrically tightened when fastening bolt is installed in E, the screw-down torque of bolt is 3000Nm.
9. a kind of multi-faceted full-rotating rudder paddle block installation method according to claim 1, which is characterized in that the step
It includes freezing and installing for deflector that rudder paddle pod is installed in F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250105.7A CN109292040B (en) | 2018-10-25 | 2018-10-25 | Multidirectional full-rotation rudder propeller main section installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250105.7A CN109292040B (en) | 2018-10-25 | 2018-10-25 | Multidirectional full-rotation rudder propeller main section installation method |
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| Publication Number | Publication Date |
|---|---|
| CN109292040A true CN109292040A (en) | 2019-02-01 |
| CN109292040B CN109292040B (en) | 2020-12-08 |
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| CN201811250105.7A Active CN109292040B (en) | 2018-10-25 | 2018-10-25 | Multidirectional full-rotation rudder propeller main section installation method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111498049A (en) * | 2020-04-10 | 2020-08-07 | 中船澄西扬州船舶有限公司 | Mounting method of energy-saving stator |
| CN113320659A (en) * | 2021-06-25 | 2021-08-31 | 广船国际有限公司 | Method for assembling flange and barrel of double-angle steering oar of ship |
| CN114084311A (en) * | 2021-12-27 | 2022-02-25 | 江龙船艇科技股份有限公司 | High-precision installation method for full-slewing device |
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| CN113320659A (en) * | 2021-06-25 | 2021-08-31 | 广船国际有限公司 | Method for assembling flange and barrel of double-angle steering oar of ship |
| CN114084311A (en) * | 2021-12-27 | 2022-02-25 | 江龙船艇科技股份有限公司 | High-precision installation method for full-slewing device |
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| Publication number | Publication date |
|---|---|
| CN109292040B (en) | 2020-12-08 |
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Effective date of registration: 20220130 Address after: 369 Lijiang East Road, Huangdao District, Qingdao City, Shandong Province Patentee after: China Shipbuilding Group Qingdao Beihai Shipbuilding Co.,Ltd. Address before: 266555 No. 365, Lijiang East Road, economic and Technological Development Zone, Huangdao District, Qingdao City, Shandong Province Patentee before: QINGDAO WUCHANG SHIPBUILDING INDUSTRY CO.,LTD. |
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