CN110341878B - Mounting method of stern sealing plate hinge - Google Patents
Mounting method of stern sealing plate hinge Download PDFInfo
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- CN110341878B CN110341878B CN201910525501.4A CN201910525501A CN110341878B CN 110341878 B CN110341878 B CN 110341878B CN 201910525501 A CN201910525501 A CN 201910525501A CN 110341878 B CN110341878 B CN 110341878B
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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
- B63B71/00—Designing vessels; Predicting their performance
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- Ocean & Marine Engineering (AREA)
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses an installation method of a stern sealing plate hinge, which needs to use a template, wherein the template comprises an installation part consistent with the outline of a stern sealing plate eye plate to be installed and an allowance determination part smaller than the outline of the stern sealing plate eye plate, the allowance determination part comprises an adjusting plate, the adjusting plate is provided with an inner edge and an outer edge parallel to a first installation surface of the stern sealing plate, the adjusting plate is movably arranged on the template, and the installation method comprises the following steps: hanging a stern door and a stern springboard to a stern sealing plate of a ship body, and fixing the stern door and the stern springboard after adjusting in place; hinging the template with an eye plate of a stern door or a stern ramp; moving the adjusting plate until the outer edge of the adjusting plate is attached to the first mounting surface, and drawing a reference line on the template along the inner edge; and measuring the vertical distance between the allowance determination part and the second mounting surface of the stern sealing plate. The invention is beneficial to cost reduction, quality improvement and efficiency improvement of shipyards, embodies the soft strength of the shipyards and can fundamentally improve the core competitiveness of the shipyards.
Description
Technical Field
The invention belongs to the technical field of ship construction, and particularly relates to a mounting method of a stern sealing plate hinge.
Background
The stern springboard of a certain ship is about 67 tons in weight, is fixed at a dock cabin deck and is used for a large hovercraft to enter and exit the dock cabin, the stern springboard is the key of the whole channel system, the stern door is about 20 tons in weight, is hung upside down on the stern sealing plate, and can be locked by the hydraulic bolt when being closed together with the stern springboard, so that the stern part of the ship is closed, the outer side of the ship body and the dock cabin are effectively separated, and the watertight bulkhead is realized. The stern door and the stern ramp are complex in design and extremely complicated in installation, and especially the hinge installation of the stern door and the stern ramp is more important. The stern door and the stern ramp hinge respectively comprise 2 main hinges and 6 supporting hinges, each hinge comprises 3 eye plates, the middle 1 eye plate is pre-installed on the stern door or the stern ramp, 2 eye plates on two sides are installed on a stern sealing plate of a ship body by a shipyard, the height of 8 hinges is ensured to be consistent during installation, the hole centers are coaxial (the coaxiality is ensured within 1mm in a span range of nearly 20 meters), and if one of the hinges is provided with a deviation, the smoothness of the opening and closing process of the subsequent stern door and the stern ramp and the water tightness of the whole dock cabin are influenced. The installation accuracy of the hinge is mainly determined by the early positioning accuracy and the later welding deformation control of the hinge eye plate, and the allowance cutting of the hinge eye plate is a key step of the positioning of the hinge eye plate. Because the structural dimensions of the stern sealing plate, the stern door and the stern springboard of each ship have certain errors, and in addition, a certain amount of deformation (having certain influence on the compression amount of the sealing rubber) exists in the whole dimensional span range of the structural sealing surface, the hinge eye plates of the stern door and the stern springboard cannot be prefabricated into standard parts, and in fact, the accessories of manufacturers are expanded by certain processing allowance according to the appearance contour of the hinge eye plates. When the stern door and the stern springboard are installed on a ship, the stern door and the stern springboard are firstly hung at a stern sealing plate of the ship, then the stern door and the stern springboard are adjusted in place and fixed firmly according to the central line of a door frame and the compression amount of a sealing rubber, and then a stern sealing plate hinge eye plate is installed according to the positions of the stern door and the stern springboard hinge eye plate. In order to ensure the precision and convenience of positioning and installation, the invention designs a method for measuring the machining allowance of the hinge eye plate of the stern door and the stern ramp.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the mounting method of the stern transom hinge, and part of embodiments of the mounting method can quickly measure the machining allowance of the stern door and the stern springboard hinge eye plate, thereby facilitating field construction, reducing the labor intensity of workers, improving the operation efficiency, further shortening the mounting period of a channel system, creating favorable conditions for shortening the ship construction period, ensuring the machining size of the hinge eye plate, improving the mounting accuracy of the stern door and the stern springboard, being beneficial to cost reduction, quality improvement and efficiency improvement of a shipyard, embodying the soft strength of the shipyard and fundamentally improving the core competitiveness of the shipyard.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method of installing a stern transom hinge, the method of installing requiring the use of a template comprising an installation section conforming to a stern transom eye plate profile to be installed, a margin determination section less than the stern transom eye plate profile, the margin determination section comprising an adjustment plate having an inner edge and an outer edge parallel to a first installation surface of the stern transom, the adjustment plate being movably disposed on the template, the method of installing comprising: hanging a stern door and a stern springboard to a stern sealing plate of a ship body, and fixing the stern door and the stern springboard after adjusting in place; hinging the template with an eye plate of a stern door or a stern ramp; moving the adjusting plate until the outer edge of the adjusting plate is attached to the first mounting surface, and drawing a reference line on the template along the inner edge; measuring the vertical distance between the allowance determination part and the second mounting surface of the stern sealing plate; hinging a template with a stern sealing plate eye plate to be installed; adjusting the position of the template to ensure that the mounting part of the template is superposed with the contour of the stern sealing plate eye plate; moving the adjusting plate until the inner edge of the adjusting plate is superposed with the datum line, and drawing a first allowance line on the stern sealing plate eye plate along the outer edge; drawing a second allowance line on the stern transom plate eye plate at a position which is perpendicular to the allowance determination part; cutting the stern sealing plate eye plate along the first allowance line and the second allowance line; hinging a stern closing plate eye plate with an eye plate of a stern door or a stern ramp plate; and welding and fixing the stern sealing plate eye plate on the stern sealing plate.
Preferably, the step of hinging the template with an eye plate of a stern door or a stern ramp comprises: a bushing is arranged in an inner hole of an eye plate of a stern door or a stern springboard, then a dummy shaft is arranged, and a template is sleeved on the dummy shaft, so that the template is tightly attached to the bushing.
Preferably, the step of hinging the template with a stern transom plate to be installed comprises: a dummy shaft is arranged in an inner hole of a stern transom plate eye plate and a template is sleeved on the dummy shaft.
Preferably, the allowance cutting of the stern transom plate along the first allowance line and the second allowance line comprises: and processing a welding groove during allowance cutting.
Preferably, the step of hinging the stern transom plate eye plate with the eye plate of the stern door or the stern ramp comprises: the eye plate of the stern door or the stern ramp plate is hinged with the eye plate of the stern sealing plate through a bush and a dummy shaft.
Preferably, the welding and fixing of the stern sealing plate eyelet plate on the stern sealing plate comprises: spot welding positioning is carried out on the stern sealing plate eye plate, and the stern sealing plate eye plate is fixed by a limiting plate; and (4) carrying out penetration welding on the stern sealing plate eye plate.
Preferably, the template is provided with two guide blocks, the adjusting plate is clamped between the guide blocks, and the adjusting plate can slide between the guide blocks.
Compared with the prior art, the invention has the beneficial effects that:
1. the method can avoid the influence on the running performance of the stern door and the stern springboard and the sealing performance of the dock chamber caused by the installation deviation of the hinge eye plate of the stern sealing plate, and can shorten the installation period of the channel system while ensuring the installation quality of the ship channel system from the source;
2. the method is simple and easy to operate, has low requirement on labor skills of workers, and can reduce the labor intensity of the workers, thereby playing the effect of knowing the production force
3. The method has low investment, use and maintenance cost, thereby achieving the obvious effect of cost reduction and gain and being convenient to manage;
4. the method is practical, relatively simple, suitable for similar ship types, strong in universality and easy to popularize and apply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a side view of the stern door and stern ramp in a closed state.
FIG. 2 is a front view of the stern door and stern ramp in a closed state.
FIG. 3 is a side view of the stern transom hinge configuration.
Fig. 4 is a front view of the stern transom hinge configuration.
FIG. 5 is a schematic side view of a template hinged to a transom eye plate for margin measurement.
FIG. 6 is a schematic front view of a template hinged on a transom plate eye plate for margin measurement.
Fig. 7 is a schematic side view of a first margin line and a second margin line drawn on a transom eye plate through a template.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 7, the present embodiment provides a method for installing a stern sealing plate hinge, the method for installing the stern sealing plate hinge requires a template 1, the template 1 includes an installation portion 11 conforming to a contour of a stern sealing plate eyelet plate 6 to be installed, a margin determination portion 12 smaller than the contour of the stern sealing plate eyelet plate 6, the margin determination portion 12 includes an adjustment plate 121, the adjustment plate 121 has an inner edge 1211 and an outer edge 1212 parallel to a first installation surface 21 of the stern sealing plate 2, the adjustment plate 121 is movably disposed on the template 1, and the method for installing the stern sealing plate hinge includes: hanging a stern door 3 and a stern springboard 4 to a stern sealing plate 2 of a ship body, and fixing the stern door 3 and the stern springboard 4 after adjusting in place; hinging a template 1 with an eye plate of a stern door 3 or a stern ramp 4; moving the adjustment plate 121 until the outer edge 1212 of the adjustment plate 121 abuts the first mounting surface 21, drawing a reference line on the template 1 along the inner edge 1211; measuring the vertical distance between the allowance determination part 12 and the second mounting surface 22 of the stern sealing plate 2; hinging a template 1 with a stern sealing plate eye plate 6 to be installed; adjusting the position of the template 1 to ensure that the mounting part 11 of the template coincides with the outline of the stern transom plate 6; moving the adjusting plate 121 until the inner edge 1211 of the adjusting plate 121 coincides with the reference line, and drawing a first allowance line on the stern sealing plate eye plate 6 along the outer edge 1212; drawing a second margin line on the stern transom plate eye plate 6 at a vertical distance from the margin determining part 12; margin cutting is carried out on the stern sealing plate eye plate 6 along a first margin line 9 and a second margin line 10; hinging a stern transom plate eye plate 6 with an eye plate of a stern door 3 or a stern ramp 4; and welding and fixing the stern sealing plate eye plate 6 on the stern sealing plate 2.
Hinging the template 1 with the eye plate of the stern door 3 or the stern ramp 4 comprises: a bushing is firstly installed in an inner hole of an eye plate of a stern door 3 or a stern springboard 4, then a dummy shaft is installed, and a template 1 is sleeved on the dummy shaft, so that the template 1 is tightly attached to the bushing.
With template 1 and the articulated including of stern shrouding eye plate 6 of waiting to install: a dummy shaft is arranged in an inner hole of a stern transom plate 6, and a template 1 is sleeved on the dummy shaft.
Along first surplus line, second surplus line to the surplus cutting of stern shrouding eye-plate 6 include: and processing a welding groove during allowance cutting.
With stern shrouding eye-plate 6 and stern door 3 or stern ramp 4's eye-plate articulated include: the eye plate of the stern door 3 or the stern ramp 4 is hinged with the stern closing plate eye plate 6 through a bush 7 and a dummy shaft 8.
Weld-fixing the stern transom plate eyelet plate 6 on the stern transom plate 2 includes: spot welding positioning is carried out on the stern sealing plate eye plate 6, and the stern sealing plate eye plate is fixed by a limiting plate; and (4) carrying out penetration welding on the stern transom plate eye plate 6.
The template 1 is provided with two guide blocks 122, the adjusting plate 121 is clamped between the guide blocks 122, and the adjusting plate 121 can slide between the guide blocks 122.
In another embodiment, the steps of measuring the machining allowance of the hinge eye plate of the stern door and the stern ramp plate and marking are as follows:
the first step is as follows: and hanging the stern door and the stern springboard to a stern sealing plate of the ship body, and then adjusting the stern door and the stern springboard in place according to the central line of the door frame and the compression amount of the sealing rubber.
The second step is that: the hand chain block, the limiting plate and the like are used for firmly fixing the stern door and the stern springboard.
The third step: the inner holes of the hinge eye plates of the stern door and the stern springboard are provided with a dummy shaft and a bush.
The fourth step: and sleeving a stern sealing plate hinge eye plate template on the dummy shaft and tightly attaching the dummy shaft to the bushing, and moving the template adjusting plate along the guide block to attach the template adjusting plate to the stern sealing plate.
The fifth step: and drawing a root line on the template along the inner edge of the template adjusting plate by using a marking pen to serve as a reference line when the margin of the hinge eye plate of the stern sealing plate is scribed.
And a sixth step: and measuring the vertical distance H between the lower edge of the template and the outer plate of the ship body as the marking basis of the lower edge allowance of the hinge eye plate of the stern seal plate.
The seventh step: a dummy shaft is arranged in an inner hole of a hinge eye plate of the stern seal plate, and a template is sleeved on the dummy shaft.
Eighth step: the template is adjusted to make the outline of the template consistent with the hinge eye plate of the stern closing plate, and the template adjusting plate is moved along the guide block to make the inner edge of the template consistent with the reference line drawn in front on the template.
The ninth step: and cutting allowance lines are scribed on the stern sealing plate hinge along the outer edge of the template adjusting plate, and cutting allowance lines are scribed at a position H away from the lower edge of the parallel template.
The tenth step: cutting allowance along an allowance cutting line of the stern sealing plate and processing a welding groove.
The eleventh step: a dummy shaft, a bush and a stern sealing plate eye plate are sequentially arranged in inner holes of hinge eye plates of a stern door and a stern springboard.
The twelfth step: and spot welding and positioning the stern sealing plate eye plate and fixing the stern sealing plate eye plate firmly by using a limiting plate.
The thirteenth step: and (4) carrying out penetration welding on the stern sealing plate eye plate.
Although the present invention has been described in detail with respect to the above embodiments, it will be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention may be made without departing from the spirit and scope of the invention, and these modifications and improvements are within the spirit and scope of the invention.
Claims (7)
1. A method of mounting a stern transom hinge, said mounting method requiring the use of a template (1), said template (1) comprising a mounting portion (11) conforming to the contour of a stern transom plate (6) to be mounted, a margin determination portion (12) smaller than the contour of said stern transom plate (6), said margin determination portion (12) comprising an adjustment plate (121), said adjustment plate (121) having an inner edge (1211) and an outer edge (1212) parallel to a first mounting surface (21) of a stern transom plate (2), said adjustment plate (121) being movably arranged on said template (1), said mounting method comprising:
hanging a stern door (3) and a stern springboard (4) to a stern sealing plate (2) of a ship body, and fixing the stern door (3) and the stern springboard (4) after adjusting in place;
hinging a template (1) with an eye plate of a stern door (3) or a stern ramp (4);
moving the adjusting plate (121) until the outer edge (1212) of the adjusting plate (121) is attached to the first mounting surface (21), and drawing a reference line on the template (1) along the inner edge (1211);
measuring the vertical distance between the allowance determination part (12) and a second mounting surface (22) of the stern sealing plate (2);
hinging a template (1) with a stern sealing plate eye plate (6) to be installed;
adjusting the position of the template (1) to ensure that the mounting part (11) of the template coincides with the outline of the stern transom plate eye plate (6);
moving the adjusting plate (121) until the inner edge (1211) of the adjusting plate (121) is overlapped with the reference line, and drawing a first allowance line on the stern sealing plate eye plate (6) along the outer edge (1212);
drawing a second margin line on the stern transom plate eyelet plate (6) at a position which is at a vertical distance from the margin determining part (12);
margin cutting is carried out on a stern sealing plate eye plate (6) along a first margin line and a second margin line;
the stern transom plate eye plate (6) is hinged with the eye plate of the stern door (3) or the stern gangboard (4);
and welding and fixing the stern sealing plate eye plate (6) on the stern sealing plate (2).
2. Method for mounting a stern transom hinge according to claim 1, wherein said hinging of the template (1) to the eye plate of the stern door (3) or stern ramp (4) comprises: a bushing is arranged in an inner hole of an eye plate of a stern door (3) or a stern springboard (4) firstly, then a dummy shaft is arranged, and a template (1) is sleeved on the dummy shaft, so that the template (1) is tightly attached to the bushing.
3. Method for mounting a stern transom hinge according to claim 1, wherein said hinging of the template (1) with the stern transom aperture plate (6) to be mounted comprises: a false shaft is arranged in an inner hole of a stern transom plate (6) and a template (1) is sleeved on the false shaft.
4. The method of mounting a stern transom hinge according to claim 1, wherein said cutting the stern transom plate (6) with an allowance along the first allowance line and the second allowance line comprises: and processing a welding groove during allowance cutting.
5. The method of mounting a stern transom hinge according to claim 1, wherein said hinging of the stern transom eyelet plate (6) with the eyelet plate of the stern door (3) or the stern ramp (4) comprises: the eye plate of the stern door (3) or the stern ramp plate (4) is hinged with the stern sealing plate eye plate (6) through a bush and a dummy shaft.
6. The method of mounting a stern transom hinge according to claim 1, wherein said welding of the stern transom plate (6) to the stern transom plate (2) comprises: spot welding positioning is carried out on a stern sealing plate eye plate (6) and the stern sealing plate eye plate is fixed by a limiting plate; and (4) carrying out penetration welding on the stern transom plate eye plate (6).
7. Method for mounting a stern closure plate hinge according to claim 1, wherein two guide blocks (122) are provided on the template (1), the adjustment plate (121) is interposed between the guide blocks (122), and the adjustment plate (121) is slidable between the guide blocks (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910525501.4A CN110341878B (en) | 2019-06-18 | 2019-06-18 | Mounting method of stern sealing plate hinge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910525501.4A CN110341878B (en) | 2019-06-18 | 2019-06-18 | Mounting method of stern sealing plate hinge |
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| CN110341878A CN110341878A (en) | 2019-10-18 |
| CN110341878B true CN110341878B (en) | 2021-06-01 |
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| CN201910525501.4A Active CN110341878B (en) | 2019-06-18 | 2019-06-18 | Mounting method of stern sealing plate hinge |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510071B (en) * | 2019-07-15 | 2022-03-15 | 广州文冲船厂有限责任公司 | Container ship stern jump installation method |
| CN110877659A (en) * | 2019-11-15 | 2020-03-13 | 沪东中华造船(集团)有限公司 | Ship side door structure |
| CN110877684B (en) * | 2019-11-15 | 2021-06-01 | 沪东中华造船(集团)有限公司 | Positioning and mounting method for ship side door |
| CN112572722A (en) * | 2020-12-01 | 2021-03-30 | 沪东中华造船(集团)有限公司 | Manufacturing process of stern door springboard and stern door springboard manufactured by using same |
| CN113184131B (en) * | 2021-04-23 | 2022-10-14 | 沪东中华造船(集团)有限公司 | High-precision positioning and mounting method for ship stern springboard |
| CN114560056B (en) * | 2022-03-29 | 2023-04-18 | 广船国际有限公司 | Double-leaf type side-opening bow door installation method and ship |
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| GB139864A (en) * | 1919-02-13 | 1920-03-18 | Isaiah Cleeve Gordon Cooper | An improved batten mould particularly for use in ship building |
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