CN115070649B - Simulation tool for marine main engine lubricating oil pump and installation method thereof - Google Patents
Simulation tool for marine main engine lubricating oil pump and installation method thereof Download PDFInfo
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- CN115070649B CN115070649B CN202210867376.7A CN202210867376A CN115070649B CN 115070649 B CN115070649 B CN 115070649B CN 202210867376 A CN202210867376 A CN 202210867376A CN 115070649 B CN115070649 B CN 115070649B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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Abstract
The application provides a simulation tool for a marine main engine lubricating oil pump and an installation method thereof. The simulation tool comprises: a bottom plate; the first pipe body is connected to the bottom plate through a connecting plate; the central lines of the connecting plate, the first pipe body, the cover plate and the bottom plate are overlapped, and the sum of the heights is the height of the lubricating oil pump of the host; the first lantern ring is sleeved on the first pipe body and can carry out position adjustment in the axis direction of the first pipe body; the second pipe body is arranged on the first lantern ring, and the axis of the second pipe body is vertical to the axis of the first pipe body; a second collar including a nesting end and a free end; the sleeved end is sleeved from the second pipe body and can enable the second lantern ring to carry out position adjustment in the axis direction of the second pipe body, and the free end is provided with a fixing plate capable of plugging the second lantern ring; the simulation flange is arranged on the fixed plate, and the distance between the outer end face of the simulation flange in the radial direction of the first pipe body and the axis of the first pipe body is equal to the distance between the pump outlet flange in the main engine lubricating oil pump and the axis of the main engine lubricating oil pump.
Description
Technical Field
The invention relates to the technical field of ship manufacturing, in particular to a simulation tool for a marine main engine lubricating oil pump and an installation method thereof.
Background
The main engine lubricating oil pipeline directly enters the main engine, the main engine lubricating oil can be thrown after the main engine lubricating oil pipeline is completely installed, and the main engine lubricating oil pump is a life line in the main engine lubricating oil pipeline.
The installation time of the main engine lubricating oil pump in site construction is later and limited by the integral structural integrity of the lubricating oil circulation cabin and the requirement of conditions required by installation, part of lubricating oil pipelines cannot be installed, after the installation of the main engine lubricating oil pump is completed, the part of lubricating oil pipelines can be calibrated and matched, and the working procedures such as lofting, welding, acid washing and the like of finished product pipes are carried out in an internal field, so that the working procedure period of the whole main engine lubricating oil pipeline is prolonged, the follow-up work is influenced, such as pipeline rust and the like caused by long time of pre-outfitting the lubricating oil pipeline, and the oil throwing time of the main engine is prolonged. If the main engine lubricating oil pump is delayed to the factory, the construction period is restricted.
How to ensure that the main engine lubricating oil pipeline system is not influenced by external factors in construction and ensure the precision and accuracy of the installation pipeline so as to shorten the construction period and reduce the production cost is a problem which needs to be solved by the technicians in the field.
Disclosure of Invention
An aim of the embodiment of the application is to provide a simulation frock of marine host computer lubricating oil pump, with this frock when host computer lubricating oil pipeline system construction temporarily replace the host computer lubricating oil pump, can guarantee the precision and the accuracy of installation pipeline, and can shorten construction cycle, reduction in production cost.
In a first aspect, a simulation tool for a marine main engine lubricating oil pump is provided, including:
a bottom plate;
the bottom of the first pipe body is connected with a connecting plate, and the top of the first pipe body is provided with a cover plate; the first pipe body is connected to the bottom plate through the connecting plate; the central lines of the connecting plate, the first pipe body, the cover plate and the bottom plate are overlapped, and the sum of the heights is the height of the lubricating oil pump of the host;
the first lantern ring is sleeved on the first pipe body and can be used for adjusting the position of the first pipe body in the axial direction;
the second pipe body is arranged on the first lantern ring, and the axis of the second pipe body is vertical to the axis of the first pipe body;
a second collar including a nesting end and a free end; the sleeved end is sleeved from the second pipe body and can enable the second lantern ring to be subjected to position adjustment in the axis direction of the second pipe body, and the free end is provided with a fixing plate capable of plugging the second lantern ring;
the simulation flange is arranged on the fixing plate, and the distance between the outer end face of the simulation flange in the radial direction of the first pipe body and the axis of the first pipe body is equal to the distance between the pump outlet flange in the main engine lubricating oil pump and the axis of the main engine lubricating oil pump.
In one embodiment, the cover plate is provided with a detachable handle.
In one embodiment, the first collar is provided with a first locking bolt which locks the first collar when the first collar is moved to a predetermined position of the first tubular body;
the second sleeve ring is provided with a second locking bolt, and the second locking bolt locks the second sleeve ring when the second sleeve ring moves to a preset position of the second pipe body.
In one embodiment, the parallelism of the upper and lower surfaces of the bottom plate is + -0.2 mm; the parallelism of the outer end face and the inner end face of the fixing plate is +/-0.2 mm.
In one embodiment, the base plate comprises a first pump seat simulation plate and a second pump seat simulation plate with coincident axes, the first pump seat simulation plate having an area greater than the area of the second pump seat simulation plate; the connecting plate is connected to the first pump seat simulation plate.
In one embodiment, the simulated flange comprises first and second concentric flanges; the first flange is close to the second pipe body, and the area of the second flange is larger than that of the first flange.
In one embodiment, characterized in that,
the upper surface of the bottom plate is marked with a first reference scribing line; a second reference scribing line is marked on the connecting plate;
the web, when attached to the base panel, the second fiducial score line is aligned with the first fiducial score line;
the upper surface of the cover plate is marked with a third reference line, the third reference line is aligned with the first reference base line, and the cover plate, the connecting plate and the bottom plate are coaxial.
In one embodiment, a fourth fiducial score line is marked on the fixture plate and a fifth fiducial score line is marked on the simulated flange, the simulated flange being mounted on the fixture plate after the fifth fiducial score line is aligned with the fourth fiducial score line.
According to another aspect of the present application, there is also provided an installation method of the marine main engine lubricating oil pump simulation tool as described above, including:
s1: installing a first pipe body: after the cover plate is processed, a third reference scribing line is drawn on the upper surface of the cover plate; the parallelism of the upper surface and the lower surface of the connecting plate is controlled to be +/-0.2 mm, and a second reference scribing line is drawn on the upper surface of the connecting plate; the cover plate and the connecting plate are welded on the first pipe body respectively, and finish machining is carried out by utilizing a lathe after welding is finished so that the parallelism of the upper plane of the cover plate and the lower plane of the connecting plate is controlled to be +/-0.2 mm;
s2: the first sleeve ring is provided with a second pipe body, the radian of a port of the second pipe body is attached to the surface of the second sleeve ring and welded, and the axis of the second pipe body is perpendicular to the axis of the first sleeve ring; a locking hole is formed in the first lantern ring; sleeving the first lantern ring on the first pipe body, and screwing the first locking bolt into the locking hole;
s3: processing the fixed plate to control the parallelism between the outer end surface and the inner end surface of the fixed plate to +/-0.2 mm; vertically welding a fixing plate at the free end of the second lantern ring; a locking hole is formed in the second lantern ring; sleeving the second sleeve ring on the second pipe body, and screwing the second locking bolt into the locking hole;
s4: connecting a connecting plate to a bottom plate, centering the simulation flange and the fixing plate, and then installing the simulation flange and the fixing plate on the fixing plate, wherein the parallelism between the bottom surface of the bottom plate and the upper plane of the cover plate is controlled to be +/-0.2 mm; the parallelism of the outer end face and the inner end face of the simulation flange is controlled to be +/-0.2 mm.
In one embodiment, in step S2, welding the port arc of the second tube and the surface of the second collar comprises: spot welding is carried out during welding, and full welding is carried out after the perpendicularity of the second pipe body relative to the second lantern ring reaches the preset requirement;
and in step S3, vertically welding the fixing plate to the free end of the second collar includes: and spot welding is performed during welding, and full welding is performed after the perpendicularity of the fixing plate relative to the second lantern ring reaches a preset requirement.
According to the technical scheme, compared with the prior art, the method has the following beneficial effects: the host lubricating oil pump simulation tool is used for replacing a real host lubricating oil pump in site construction, so that the lofting production of a lubricating oil pipeline can be carried out before the host lubricating oil pump goes on the ship, the finished period of the lubricating oil pipeline is advanced, the follow-up oil feeding work of the host can be better carried out, and the shortening of the construction period of ship construction is facilitated. Because the host lubricating oil pump simulation tool in the application has the advantages of simple structure and small volume, the host lubricating oil pump simulation tool is convenient to carry and can be repeatedly used.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a simulation tool for a marine main engine lubricating oil pump according to an embodiment of the present application;
FIG. 2 is a schematic view of a first pipe according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of a first collar according to an embodiment of the present application;
FIG. 4 is a schematic view of a second collar according to an embodiment of the present application;
FIG. 5 is a structural association diagram of a backplane according to an embodiment of the present application;
FIG. 6 is a structural association diagram of a simulated flange according to an embodiment of the present application;
fig. 7 is an installation schematic diagram of a host lubricating oil pump simulation tool according to an embodiment of the application.
Illustration of:
100-a bottom plate; 110-a first pump mount simulation board; 120-a second pump mount simulation board; 200-a first pipe body; 210-connecting plates; 220-cover plate; 300-a first collar; 310-a first locking bolt; 400-a second tube body; 500-a second collar; 510-fixing plate; 520-a second locking bolt; 600-simulating a flange; 700-lubricating oil pump base; 800-a host lubricating oil pipe; 900-hammer; 1000-square.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
According to a first aspect of the present application, a simulation tool for a marine main engine lubricating oil pump is provided.
Fig. 1 is a schematic structural diagram of a simulation tool for a marine main engine lubricating oil pump according to an embodiment of the present application. Referring to fig. 1, the simulation tool of the marine main engine lubricating oil pump includes a base plate 100, a first pipe body 200, a first collar 300, a second pipe body 400, a second collar 500, and a simulation flange 600.
Fig. 2 is a schematic structural view of a first pipe body according to an embodiment of the present application. Referring to fig. 2 in combination with fig. 1, a connection plate 210 is connected to the bottom of the first pipe body 200, and a cap plate 220 is installed to the top. The first pipe body 200 is connected to the base plate 100 through a connection plate 210. The central lines of the connecting plate 210, the first pipe body 200, the cover plate 220 and the bottom plate 100 are coincident, and the sum of the heights is the height of the main engine lubricating oil pump.
The first collar 300 is fitted over the first pipe body 200 and can be adjusted in position in the axial direction of the first pipe body 200. The second pipe 400 is mounted on the first collar 300, and its axis is perpendicular to the axis of the first pipe 200. The second collar 500 is capable of position adjustment in the axial direction of the second pipe body 400. The simulation flange 600 is mounted on the fixing plate, and the distance between the outer end surface of the simulation flange 600 in the radial direction of the first pipe body 200 and the axis of the first pipe body 200 is equal to the distance between the pump outlet flange in the main engine lubricating oil pump and the axis of the main engine lubricating oil pump.
In one embodiment, a removable handle is provided on the cover plate, see FIG. 2. The detachable handle comprises two L-shaped pieces, one ends of which are connected to the cover plate 220 through threads; the other end is opposite to the other end and forms a straight line shape to form a portable part.
Fig. 3 is a schematic view illustrating a structure of a first collar according to an embodiment of the present application, referring to fig. 3, a first locking bolt 310 is provided on the first collar 300, and the first locking bolt 310 locks the first collar 300 when the first collar 300 moves to a predetermined position of the first pipe body 200.
Fig. 4 is a schematic structural view of a second collar according to an embodiment of the present application, referring to fig. 4, the second collar 500 includes a sleeved end and a free end, the sleeved end is sleeved from the second pipe body 400 and can enable the second collar 500 to perform position adjustment in the axial direction of the second pipe body 400, and the free end is provided with a fixing plate 510 capable of plugging the second collar 500. A second locking bolt 520 is provided on the second collar 500, and locks the second collar 500 when the second collar 500 is moved to a predetermined position of the second pipe body 400. In the embodiment of the application, the parallelism of the outer end face and the inner end face of the fixing plate is +/-0.2 mm.
Fig. 5 is a structural association diagram of a base plate according to an embodiment of the present application, referring to fig. 5, the base plate 100 includes a first pump seat simulation plate 110 and a second pump seat simulation plate 120 with axes coincident, and an area of the first pump seat simulation plate 110 is larger than an area of the second pump seat simulation plate 120. The second pump mount simulation board 120 is used to connect to the lubricant pump mount base 700. The connection plate 210 is connected to the first pump mount simulation plate 110. The base plate 100 adopts a structure of two plate bodies, the connecting plate 210 and the lubricating oil pump base 700 are respectively connected to the two plate bodies of the base plate, connecting parts such as bolts for connecting the two parts of the connecting plate cannot interfere with the base plate, and meanwhile, the structure of the base plate is more stable due to the connection of the two plate bodies.
In this embodiment of the present application, no matter the base plate adopts a plate body, or a plurality of plate bodies, the parallelism of the upper and lower surfaces in the overall structure of the base plate is ±0.2mm.
Fig. 6 is a structural association diagram of a simulated flange according to an embodiment of the present application, referring to fig. 6, a simulated flange 600 includes first and second concentric flanges 610, 620. The first flange 610 is adjacent to the second pipe body 400, and the second flange 620 has an area larger than that of the first flange. The first flange 610 is connected to the fixing plate 510 and the second flange 620 is used to connect to the host spool 800. The simulation flange 600 adopts a structure of two plates, the fixing plate 510 and the flange of the host lubricating oil pipe 800 are respectively connected to the two plates of the simulation flange, the connecting parts such as bolts for connecting the two parts of the flange can not interfere with the simulation flange, and meanwhile, the connection of the two plates can enable the structure of the simulation flange to be more stable.
In one embodiment, referring to fig. 1, the top surface of the base panel 100 is marked with a first fiducial score line. The web 210 has second fiducial score lines marked thereon. The web 210, when attached to the base plate 100, the second fiducial score lines align with the first fiducial score lines. The upper surface of the cover plate 220 is marked with a third fiducial score line by which the cover plate 220, the web 210, and the base plate 100 are concentric with respect to the first fiducial line.
Referring to fig. 4 and 6, a fourth reference score line 530 is marked on the fixing plate 510, a fifth reference score line is marked on the dummy flange 600, and the dummy flange 600 is mounted on the fixing plate after the fifth reference score line is aligned with the fourth reference score line.
According to a second aspect of the present application, there is further provided an installation method of the marine main engine lubricating oil pump simulation tool as described above, specifically including:
s1: mounting a first pipe body 200: after the cover plate 220 is finished, a third reference score line is drawn on the upper surface thereof. The parallelism of the upper and lower surfaces of the connection plate 210 is controlled to be + -0.2 mm, and a second reference scribe line is drawn on the upper surface of the connection plate 210. The cover plate 220 and the connecting plate 210 are welded on the first pipe body 200 respectively, and after the welding is finished, finish machining is performed by using a lathe, so that the parallelism of the upper plane of the cover plate 220 and the lower plane of the connecting plate 210 is controlled to be +/-0.2 mm.
S2: the second pipe body 400 is mounted on the first collar 300, the port radian of the second pipe body 400 is attached to the surface of the second collar 500 and welded, and the axis of the second pipe body 400 is perpendicular to the axis of the first collar 300. And a locking hole is formed in the first collar 300. The first collar 300 is sleeved on the first pipe body 200, and the first locking bolt 310 is screwed into the locking hole.
The port arc of the second pipe body 400 and the surface of the second collar 500 are welded together by: spot welding is performed during welding, and full welding is performed after the perpendicularity of the second pipe body 400 with respect to the second collar 500 reaches a predetermined requirement.
S3: the fixing plate 510 is processed such that the parallelism of the outer end surface and the inner end surface of the fixing plate 510 is controlled to + -0.2 mm. Vertically welding a fixing plate 510 to the free end of the second collar 500; and a locking hole is opened in the second collar 500. The second collar 500 is sleeved on the second pipe body 400, and the second locking bolt 520 is screwed into the locking hole.
Vertically welding the fixing plate 510 to the free end of the second collar 500 includes: spot welding is performed during welding, and full welding is performed after the perpendicularity of the fixing plate 510 with respect to the second collar 500 reaches a predetermined requirement.
S4: the connection plate 210 is connected to the base plate 100, the dummy flange 600 is aligned with the fixing plate 510 and then mounted on the fixing plate 510, and the parallelism between the bottom surface of the base plate 100 and the upper plane of the cover plate 220 is controlled to be + -0.2 mm. The parallelism of the outer end face and the inner end face of the dummy flange 600 was controlled to + -0.2 mm.
After the marine main engine lubricating oil pump simulation tool is installed, the marine main engine lubricating oil pump simulation tool further comprises an adjusting main engine lubricating oil pump simulation tool. Comprising the following steps: the detachable handle is removed, the first locking bolt 310 on the first collar 300 is loosened, and the first locking bolt 310 is tightened after the first collar 300 is adjusted to a set height. The set height is the vertical distance between the axis of the pump outlet flange in the real host lubricating oil pump and the bottom surface of the host lubricating oil pump. Simultaneously, the square 1000 is placed at the center line of the cover plate 220, referring to fig. 7, the other end of the square 1000 and the line of the simulated flange at the outlet of the pump are in a straight line, the hammer 900 is used to tap the upper end of the first collar 300, so that the distance from the center of the simulated flange 600 to the upper plane of the bottom plate 100 meets the set size requirement, and the size from the outer end surface of the simulated flange to the center of the cover plate 220 is adjusted to meet the set size requirement. The imprecision of the sizing may be repeated several times, and after the determination, the first collar 300 is locked by the first locking bolt 310 and the second collar 500 is locked by the second locking bolt 520.
And after each size of the host lubricating oil pump simulation tool reaches each size of the real pump, the lofting manufacture of the main lubricating oil pipeline is carried out.
The technical scheme can be as follows: according to the method, the actual host lubricating oil pump is replaced by the host lubricating oil pump simulation tool in site construction, the lofting production of the lubricating oil pipeline can be carried out before the host lubricating oil pump goes on the ship, the period of the completion of the lubricating oil pipeline is advanced, the follow-up work of adding oil to the host can be better carried out, and the shortening of the construction period of ship construction is facilitated. Because the host lubricating oil pump simulation tool in the application has the advantages of simple structure and small volume, the host lubricating oil pump simulation tool is convenient to carry and can be repeatedly used.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (10)
1. Simulation frock of marine host computer lubricating oil pump, its characterized in that includes:
a bottom plate;
the bottom of the first pipe body is connected with a connecting plate, and the top of the first pipe body is provided with a cover plate; the first pipe body is connected to the bottom plate through the connecting plate; the central lines of the connecting plate, the first pipe body, the cover plate and the bottom plate are overlapped, and the sum of the heights is the height of the lubricating oil pump of the host;
the first lantern ring is sleeved on the first pipe body and can be used for adjusting the position of the first pipe body in the axial direction;
the second pipe body is arranged on the first lantern ring, and the axis of the second pipe body is vertical to the axis of the first pipe body;
a second collar including a nesting end and a free end; the sleeved end is sleeved from the second pipe body and can enable the second lantern ring to be subjected to position adjustment in the axis direction of the second pipe body, and the free end is provided with a fixing plate capable of plugging the second lantern ring;
the simulation flange is arranged on the fixing plate, and the distance between the outer end face of the simulation flange in the radial direction of the first pipe body and the axis of the first pipe body is equal to the distance between the pump outlet flange in the main engine lubricating oil pump and the axis of the main engine lubricating oil pump.
2. The marine host lubricating oil pump simulation tool according to claim 1, wherein a detachable handle is arranged on the cover plate.
3. The simulation tool of a marine main engine lubricating oil pump according to claim 1, wherein a first locking bolt is arranged on the first sleeve ring, and the first locking bolt locks the first sleeve ring when the first sleeve ring moves to a preset position of the first pipe body;
the second sleeve ring is provided with a second locking bolt, and the second locking bolt locks the second sleeve ring when the second sleeve ring moves to a preset position of the second pipe body.
4. The simulation tool of the marine main engine lubricating oil pump according to claim 1, wherein the parallelism of the upper surface and the lower surface of the bottom plate is +/-0.2 mm; the parallelism of the outer end face and the inner end face of the fixing plate is +/-0.2 mm.
5. The simulation tool of a marine main engine lubricating oil pump according to claim 1, wherein the bottom plate comprises a first pump seat simulation plate and a second pump seat simulation plate with axes coincident, and the area of the first pump seat simulation plate is larger than that of the second pump seat simulation plate; the connecting plate is connected to the first pump seat simulation plate.
6. The simulation tool of a marine host lubricating oil pump according to claim 1, wherein the simulation flange comprises a first flange and a second flange which are coaxial; the first flange is close to the second pipe body, and the area of the second flange is larger than that of the first flange.
7. The simulation tool for a marine main engine lubricating oil pump according to any one of claims 1 to 6, wherein,
the upper surface of the bottom plate is marked with a first reference scribing line; a second reference scribing line is marked on the connecting plate;
the web, when attached to the base panel, the second fiducial score line is aligned with the first fiducial score line;
the upper surface of the cover plate is marked with a third reference line, the third reference line is aligned with the first reference base line, and the cover plate, the connecting plate and the bottom plate are coaxial.
8. The marine host lubricant pump simulation tool of claim 7, wherein a fourth reference score line is marked on the fixed plate, a fifth reference score line is marked on the simulation flange, and the simulation flange is mounted on the fixed plate after the fifth reference score line is aligned with the fourth reference score line.
9. A method of installing a marine host lubricant pump simulation tool as claimed in any one of claims 1 to 8, comprising:
s1: installing a first pipe body: after the cover plate is processed, a third reference scribing line is drawn on the upper surface of the cover plate; the parallelism of the upper surface and the lower surface of the connecting plate is controlled to be +/-0.2 mm, and a second reference scribing line is drawn on the upper surface of the connecting plate; the cover plate and the connecting plate are welded on the first pipe body respectively, and finish machining is carried out by utilizing a lathe after welding is finished so that the parallelism of the upper plane of the cover plate and the lower plane of the connecting plate is controlled to be +/-0.2 mm;
s2: the first sleeve ring is provided with a second pipe body, the radian of a port of the second pipe body is attached to the surface of the second sleeve ring and welded, and the axis of the second pipe body is perpendicular to the axis of the first sleeve ring; a locking hole is formed in the first lantern ring; sleeving the first lantern ring on the first pipe body, and screwing the first locking bolt into the locking hole;
s3: processing the fixed plate to control the parallelism between the outer end surface and the inner end surface of the fixed plate to +/-0.2 mm; vertically welding a fixing plate at the free end of the second lantern ring; a locking hole is formed in the second lantern ring; sleeving the second sleeve ring on the second pipe body, and screwing the second locking bolt into the locking hole;
s4: connecting a connecting plate to a bottom plate, centering the simulation flange and the fixing plate, and then installing the simulation flange and the fixing plate on the fixing plate, wherein the parallelism between the bottom surface of the bottom plate and the upper plane of the cover plate is controlled to be +/-0.2 mm; the parallelism of the outer end face and the inner end face of the simulation flange is controlled to be +/-0.2 mm.
10. The method of installing according to claim 9, wherein in step S2, welding the port radian of the second pipe body and the surface of the second collar includes: spot welding is carried out during welding, and full welding is carried out after the perpendicularity of the second pipe body relative to the second lantern ring reaches the preset requirement;
and in step S3, vertically welding the fixing plate to the free end of the second collar includes: and spot welding is performed during welding, and full welding is performed after the perpendicularity of the fixing plate relative to the second lantern ring reaches a preset requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210867376.7A CN115070649B (en) | 2022-07-22 | 2022-07-22 | Simulation tool for marine main engine lubricating oil pump and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210867376.7A CN115070649B (en) | 2022-07-22 | 2022-07-22 | Simulation tool for marine main engine lubricating oil pump and installation method thereof |
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| CN115070649A CN115070649A (en) | 2022-09-20 |
| CN115070649B true CN115070649B (en) | 2023-06-16 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0490984A (en) * | 1990-08-06 | 1992-03-24 | Ishikawajima Harima Heavy Ind Co Ltd | Model mounting method for ship engine room |
| CN102167135A (en) * | 2011-03-21 | 2011-08-31 | 沪东中华造船(集团)有限公司 | CTS pipeline installation method for pump tower of cargo tank of LNG ship |
| CN207036426U (en) * | 2017-07-25 | 2018-02-23 | 泰豪科技股份有限公司 | Smoke discharge simulation tool for marine generator set |
| CN207191317U (en) * | 2017-08-04 | 2018-04-06 | 江门市南洋船舶工程有限公司 | A kind of easy device for coordinating the installation of marine engine oil pump |
| CN109131733A (en) * | 2018-09-17 | 2019-01-04 | 中船澄西船舶修造有限公司 | A kind of mounting process of chemical tanker liquid pump |
| CN209698874U (en) * | 2018-12-26 | 2019-11-29 | 庆达西(宁波)钢构制造有限公司 | A kind of simulation tooling prefabricated for exhaust pipe |
| CN214958389U (en) * | 2021-04-23 | 2021-11-30 | 中船黄埔文冲船舶有限公司 | Simulation tool for ship cabinet |
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