CN111532379A - Ship anchor platform structure and machining method thereof - Google Patents
Ship anchor platform structure and machining method thereof Download PDFInfo
- Publication number
- CN111532379A CN111532379A CN202010348633.7A CN202010348633A CN111532379A CN 111532379 A CN111532379 A CN 111532379A CN 202010348633 A CN202010348633 A CN 202010348633A CN 111532379 A CN111532379 A CN 111532379A
- Authority
- CN
- China
- Prior art keywords
- anchor
- plate
- anchor platform
- platform
- hawse pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 8
- 238000003754 machining Methods 0.000 title description 2
- 238000003466 welding Methods 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000010583 slow cooling Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 238000003672 processing method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004080 punching Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101000874141 Homo sapiens Probable ATP-dependent RNA helicase DDX43 Proteins 0.000 description 1
- 102100035724 Probable ATP-dependent RNA helicase DDX43 Human genes 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/04—Fastening or guiding equipment for chains, ropes, hawsers, or the like
- B63B21/14—Hawse-holes; Hawse-pipes; Hawse-hole closures
-
- 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
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
-
- 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
- B63B73/40—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by joining methods
- B63B73/43—Welding, e.g. laser welding
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a ship anchor platform structure and a processing method thereof.A hawse pipe penetrates through a main deck and an outer plate and is welded and connected with the main deck and the outer plate, an anchor platform panel is welded and installed on the lower end surface of the hawse pipe, an anchor chain hole is arranged in the center of the anchor platform panel, 8 toggle plate groups are uniformly distributed and installed on the outer wall of the lower end of the hawse pipe, each toggle plate group consists of an inner toggle plate and an outer toggle plate, and the inner toggle plate and the outer toggle plate are coplanar and coplanar with the axis of the hawse pipe; the inner toggle plate is welded with the hawse pipe and the outer plate, the outer toggle plate is welded with the anchor platform wrapping plate and the anchor platform panel, and the bottom surface of the anchor platform panel is welded with the anchor lip. The device is accurate in positioning and beneficial to reducing the construction period.
Description
Technical Field
The invention relates to the field of ship construction, in particular to a ship anchor platform structure and a processing method thereof.
Background
The loading capacity of the existing ship is increased more and more, the size of the corresponding ship and the specifications of each part are also increased, and the corresponding manufacturing process and installation difficulty are also gradually increased. At present, the shipyard is built by turning over the sections by taking the deck as a blank, and the anchor platform can be assembled and welded on the sections, if the anchor platform spans two sections, normal bulk construction is carried out during the assembly of the sections, so that the overhead operation and the advance construction of the anchor platform are greatly reduced, and the period of the shipyard is shortened. However, because the anchor platform is arranged on the outer surface of the hull plate, the hull plate is a three-dimensional curved surface, the construction of the anchor platform can be carried out only after the assembly of the segmented internal components and the hull plate is finished, the anchor platform construction process is complicated, repeated positioning is needed, and reworking and scrapping of the hull plate are easily caused if the positioning is inaccurate.
Disclosure of Invention
In order to overcome the defect that the anchor chain cylinder is complex in process and easy to rework during segmented stage construction in the prior art, the invention aims to provide the structure of the ship anchor platform and the processing method thereof, wherein the structure is accurate in positioning and reduces the construction period.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a ship anchor platform structure comprises an anchor chain cylinder, an anchor platform wrapping plate, an anchor platform panel, toggle plates and an anchor lip, wherein the anchor chain cylinder penetrates through a main deck and an outer deck and is connected with the main deck and the outer deck in a welding mode, the anchor platform panel is installed on the lower end face of the anchor chain cylinder in a welding mode, an anchor chain hole is formed in the center of the anchor platform panel, 8 toggle plate groups are evenly distributed on the outer wall of the lower end of the anchor chain cylinder and consist of inner toggle plates and outer toggle plates, and the inner toggle plates and the outer toggle plates are coplanar and coplanar with the axis of the anchor chain cylinder; the inner toggle plate is welded with the hawse pipe and the outer plate, the outer toggle plate is welded with the anchor platform wrapping plate and the anchor platform panel, and an anchor lip is welded and installed on the bottom surface of the anchor platform panel.
Further, a gap is formed between the inner and outer toggle plates, arc-shaped notches are formed in the inner toggle plates of the three groups of toggle plates below the outer wall of the hawse pipe, and arc-shaped holes are formed between the inner toggle plates with the arc-shaped notches and the corresponding outer toggle plate pieces.
Furthermore, the hawse pipe is formed by assembling and welding two semi-cylinders.
Still further, the bottom surface of anchor lip is the arc surface.
A processing method of a ship anchor platform structure is characterized by comprising the following steps:
(1) manufacturing the anchor chain cylinder: the method comprises the following steps that a processing workshop carries out numerical control blanking on two semi-cylindrical bodies, powder spraying is carried out on the outer portions of the two semi-cylindrical bodies to mark the position of a quartering line of each semi-cylindrical body, and the eight positions are marked by using a punch pin for processing; after the two semi-cylinders are welded and assembled into the anchor chain cylinder, checking the positions of the eight equally divided points again and correcting the marking of the positions of the eight points by using the ocean blunderbuss point;
(2) manufacturing an anchor platform: numerically controlling and blanking the anchor platform wrapping plate and the anchor platform panel, and marking the anchor platform wrapping plate and the anchor platform panel with eight equal powder spraying marks corresponding to the eight equal marks of the anchor chain cylinder; after the powder spraying is qualified, making a permanent foreign milling line at the position of the powder spraying mark; powder spraying lines at eight equal positions on an anchor platform wrapping plate correspond to positioning lines on an anchor platform panel one by one, the line type of a lower opening of the anchor platform wrapping plate is based on the contour line of the anchor platform panel, an opening of the wrapping plate is determined by an outer plate marking template through the upper opening of the anchor platform wrapping plate, an external support is used for fixing the upper opening, the anchor platform panel and the anchor platform wrapping plate are welded and fixed after the anchor platform wrapping plate is positioned, an outer elbow plate is installed and positioned according to the corresponding position line on the anchor platform panel and in combination with an installation angle template, 8 outer elbow plates are firstly spot-welded on the inner wall of the anchor platform panel, and meanwhile, the positioning lines of the outer elbow plates are punched out of marking positions of ocean blunderbuss points on the front side of the anchor platform panel to serve as involution lines of the segmented positioning anchor platform; marking 4 equal division points on the anchor lip steel casting, and positioning by utilizing the quartering points of the anchor lip and corresponding position lines on the anchor platform panel; preheating metal at a butt weld of the anchor lip by using a heating device, wherein the preheating temperature of the steel casting reaches 100-150 ℃, then welding, and after welding, performing heat preservation and slow cooling by using a heat preservation material; polishing the welding seams of the anchor chain cylinder, the anchor platform wrapping plate, the anchor platform panel, the outer toggle plate and the anchor lip;
(3) positioning of the hawse pipe and installation of the inner toggle plate: determining the center of a hawse pipe body on a segmented bow deck, a main deck and an outer plate according to the center coordinates of the hawse pipe, marking the center line and the long and short axis lines of the hawse pipe, and then forming holes in the center positions of all holes; the outer plate opening is formed by retracting the periphery of the outer plate to the center by 50mm on the basis of scribing, and guiding the outer plate opening line to the inner side of the outer plate from the outer side; simultaneously, drawing a positioning line of an elbow plate in 8 blocks installed on the hawse pipe, wherein the positioning line at least extends out of the outer contour line of the anchor platform by 200 mm; the wire is used as a involution line for subsequent anchor platform installation; pouring the hawse pipe from top to bottom from a bow building deck through a main deck until the hawse pipe extends out of the outer plate, and checking whether the intersecting line of the hawse pipe and the outer plate is consistent with the original marking line according to the sample plate; according to a chain drum layout drawing, an anchor lip drawing and a platform wrapper plate outer plate intersecting line marking template, the length of the anchor chain drum extending out of the outer plate is determined, the center line of the anchor chain drum is ensured to extend out of 1550mm of the outer plate, and the distances of the drum body extending out of the outer plate on the eight sections are marked according to the marking positions of eight ocean blunderbuss points on the anchor chain drum, so that the installation angle of the anchor platform is ensured; measuring the angle of the hawse pipe barrel after the hawse pipe barrel is positioned, and welding or cutting the allowance of the barrel after the hawse pipe barrel is qualified; respectively welding the hawse pipe with a bow deck, a main deck and an outer plate, and welding an inner toggle plate on the hawse pipe according to an anchor lip drawing and a positioning line on the hawse pipe/the outer plate;
(4) installing an anchor platform wrapping plate: positioning the anchor platform wrapping plate under the condition of ensuring the length of the center of the anchor chain cylinder and the length of the eight section positions, wherein the eight section position lines on the anchor platform wrapping plate need to coincide with corresponding involution lines on the outer plate, performing duplication on the installation angles of the eight section positions on the anchor platform wrapping plate after the anchor platform is positioned, modifying the allowance of the anchor platform wrapping plate after the angle is determined to be correct, welding and fixing the anchor platform wrapping plate with the outer plate after the anchor platform wrapping plate is installed and positioned, and welding and fixing the lower end face of the anchor chain cylinder with the anchor platform panel.
After the technical scheme is adopted, the invention has the beneficial effects that: the anchor platform structure is strengthened through its structure of bracket group, can effectively prevent to warp, and through location and correction many times in the work progress, the installation accuracy of each part of assurance anchor platform, the installation degree of difficulty is little, and the construction of being convenient for shortens construction cycle.
Drawings
FIG. 1 is a schematic view of a hawse pipe installation configuration;
FIG. 2 is a schematic structural view of an anchor pad deck;
FIG. 3 is a schematic structural view of a 0-180 cross-section toggle plate;
FIG. 4 is a schematic structural view of a 45-225 cross-section toggle plate;
FIG. 5 is a schematic view of a 90-270 elbow configuration;
FIG. 6 is a schematic structural view of a 135-315 cross-section toggle plate;
FIG. 7 is a schematic drawing of an outer panel surface scribe line.
In the figure: the anchor chain comprises an anchor chain barrel 1, an anchor platform wrapping plate 2, an anchor platform panel 3, an anchor lip 4, a bow deck 5, a main deck 6, an outer plate 7, an inner toggle plate 8, an outer toggle plate 9, an arc-shaped notch 10 and an anchor chain hole 11.
Detailed Description
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings:
as shown in figure 1, the ship anchor platform structure comprises an anchor chain cylinder 1, an anchor platform wrapping plate 2, anchor platform panels 3, 8 pairs of toggle plates and an anchor lip 4, wherein the anchor chain cylinder 1 is formed by welding two semi-cylinders, the anchor chain cylinder 1 sequentially penetrates through a bow deck 5, a main deck 6 and an outer plate 7 and is connected with the three plates in a welding mode, the upper end face of the anchor chain cylinder 1 is flush with the bow deck 5, and the lower end face of the anchor chain cylinder 1 extends out of the outer plate 7. The anchor platform panel 3 is welded on the lower end face of the anchor chain cylinder 1, the center of the anchor platform panel 3 is provided with an anchor chain hole 11 with the size corresponding to the inner hole of the anchor chain cylinder 1, an anchor platform wrapping plate 2 is arranged between the anchor platform panel 3 and the outer plate 7, the bottom surface outline of the anchor platform wrapping plate 2 corresponds to and is welded with the outer outline of the anchor platform panel 3, and the top surface of the anchor platform wrapping plate 2 is welded with the outer plate 7. As shown in fig. 3-6, 8 toggle plate groups are uniformly arranged on the outer wall of the lower end of the hawse pipe 1, each toggle plate group consists of an inner toggle plate 8 and an outer toggle plate 9, and the inner toggle plate 8 and the outer toggle plate 9 of each toggle plate group are coplanar and coplanar with the axis of the hawse pipe 1; the inner toggle plate 8 is welded with the hawse pipe 1 and the outer plate 7, and the outer toggle plate 9 is welded with the anchor platform wrapper plate 2 and the anchor platform panel 3. Gaps are reserved between the inner toggle plates 8 and the outer toggle plates 9, arc-shaped notches 10 are formed in the inner toggle plates at the three positions of 225 degrees, 270 degrees and 315 degrees on the hawse pipe 1, and arc-shaped holes are formed between the inner toggle plates 8 with the arc-shaped notches 10 and the corresponding outer toggle plates 9. The anchor lip 4 is welded and installed on the bottom surface of the anchor platform panel 3, and the circle of the bottom surface of the anchor lip 4 is an arc ring, so that the anchor is prevented from being scratched when the anchor lip is contacted with the anchor.
The construction method of the ship anchor platform structure comprises the following steps:
firstly, manufacturing an anchor chain cylinder:
(1) the method comprises the following steps that a processing workshop carries out numerical control blanking on two semi-cylindrical bodies, four sections of 90-270 degrees, 135-315 degrees, 180-0 degrees, 225-45 degrees are marked on a cylindrical body part of an anchor chain cylinder 1 outside the two semi-cylindrical bodies by utilizing a powder spraying program in a cutting instruction, positions of eight points of 90 degrees, 135 degrees, 180 degrees, 225 degrees, 270 degrees, 315 degrees, 0 degrees and 45 degrees are sprayed on the part by utilizing powder spraying lines, and the positions of the eight points are marked by utilizing foreign milling points for post-processing;
(2) the cylinder body of the anchor chain cylinder 1 is formed by butting two semicircular cylinder bodies, the butt joint seam position needs to be smooth when the two semicircular cylinder bodies are butted after the semicircle with the inner radius of 550mm is processed, the condition of protrusion or recess is avoided, if the plate thickness difference exists, the difference value is placed on the outer side of the anchor chain cylinder 1, and the inner side of the anchor chain cylinder 1 is ensured to be flat;
(3) after the anchor chain barrel 1 is combined, checking the angles of 90-270 degrees, 135-315 degrees, 180-0 degrees again,
The correctness of the positions of the four sections of 225-45 degrees, eight points of 90 degrees, 135 degrees, 180 degrees, 225 degrees, 270 degrees, 315 degrees, 0 degrees and 45 degrees and the marking of the positions of the eight points by using a blunderbuss point are corrected.
Secondly, manufacturing an anchor platform:
(1) positioning and mounting of the anchor platform wrapping plate 2 and the outer toggle plate 9:
1) numerically controlled blanking is carried out on an anchor platform wrapping plate 2 and an anchor platform panel 3, powder spraying is carried out, an outer toggle plate 9 installation line and a processing sample box butt-joint line are marked, and after the wrapping plate is processed and inspected to be qualified, permanent ocean blunderbuss line is carried out on the toggle plate installation line and then sectional installation is carried out.
2) Before the anchor platform cladding plate 2 is positioned, firstly checking the accuracy of powder spraying lines at the positions of 8 outer toggle plates 9 on the panel according to a wood sample plate of the anchor platform panel; after the inspection is finished, the positions of 90 degrees, 270 degrees, 0 degrees and 180 degrees are taken as references, powder spraying lines at eight section positions (0, 45 degrees, 90 degrees, 135 degrees, 180 degrees, 225 degrees, 270 degrees and 315 degrees) on the anchor platform wrapping plate 2 correspond to positioning lines on the anchor platform panel 3 one by one, the line type of a lower opening of the anchor platform wrapping plate 2 is based on the contour line of the anchor platform panel 3, the opening of the anchor platform wrapping plate is determined by the upper opening of the anchor platform wrapping plate 2 according to a section data diagram and an outer plate marking template provided by a sample platform, the upper opening is fixed by a support, and the anchor platform panel 3 and the anchor platform wrapping plate 2 are welded and fixed.
3) Mounting outer toggle plates 9 after the anchor platform wrapping plate 2 is initially positioned, positioning the outer toggle plates 9 according to corresponding position lines on a panel and combining a mounting angle sample plate provided by a sample platform, spot-welding 8 outer toggle plates 9 (0 degrees, 45 degrees, 90 degrees, 135 degrees, 180 degrees, 225 degrees, 270 degrees, 315 degrees) on the anchor platform panel 3, taking the anchor platform wrapping plate 2 as a standard if the corresponding position lines of the toggle plates on the anchor platform wrapping plate 2 do not accord with each other, adjusting the positions of the outer toggle plates 9, and welding and fixing after the test is qualified; meanwhile, the positioning line of the outer toggle plate 9 is marked with the marking position of the blunderbuss point on the front surface of the anchor platform wrapping plate 2 to be used as the involution line of the sectional positioning anchor platform.
(2) Positioning and mounting of the anchor lip 4:
1) and reporting, checking and accepting the appearance of the steel casting of the anchor lip 4, and checking whether the contact plane and the welding crevasses of the anchor lip 4 and the anchor platform panel 3 meet the requirements or not. Accuracy requirements are performed with reference to GB 6414-1999, CT13, where the dimensions of the main test are: the external dimension of a lower opening is +/-10 mm; ② the levelness of the lower opening is +/-5 mm; and the error of the working surface is +/-5 mm.
2) Four section position lines of 90 degrees, 270 degrees, 45 degrees, 225 degrees, 0 degrees, 180 degrees, 135 degrees and 315 degrees are marked on the anchor platform panel 3 according to the marking template of the anchor platform panel 3 provided by the sample platform.
3) According to the arrangement diagram of the anchor chain tube and the anchor lip drawing, the four position marks of 90 degrees, 270 degrees, 0 degrees and 180 degrees on the anchor lip steel casting and the corresponding position lines on the panel are firstly positioned, and the left part and the right part of the anchor lip 4 are noticed during positioning.
4) Preheating metal and adjacent steel plates at the welding seam of the anchor lip 5, wherein the preheating temperature of the steel casting reaches 100-150 ℃, heating in a mode of wrapping a heating pad, welding and fixing after the temperature is reached, and then using a heat-insulating material for heat preservation and slow cooling after welding.
5) And polishing the welding seams of the anchor chain barrel 1, the anchor platform wrapping plate 2, the anchor platform panel 3, the outer toggle plate 9 and the anchor lip 4.
Thirdly, positioning and mounting of the hawse pipe 1 and mounting of the inner toggle plate 8
1) On the bow floor deck 5, the center of the cylinder body is determined according to the center coordinates of the hawse pipe on the hawse pipe bow floor deck 5 hole-opening sample plate provided by the sample platform, the center line and the long and short axis lines of the hawse pipe are surveyed, a permanent mark is made, and then a small hole with the size suitable for the design value is formed in the center position of the hole.
2) According to the main deck 6 marking template provided by the sample table, the center of the cylinder body is determined at the theoretical center coordinates of the hole on the main deck 6, and then a small hole with the size suitable for the design value is formed in the center of the hole.
3) According to the center coordinate of the hawse pipe on the hawse pipe outer plate 7 site punching sample plate provided by the sample platform, the outer plate punching line is drawn, the periphery is retracted towards the center to form a punching hole with the thickness of 50mm on the basis of the drawing, the outer plate punching line is led to the inner side of the outer plate from the outer side, and meanwhile, the positioning line of the toggle plate 8 in 8 blocks installed on the hawse pipe 1 is drawn, the positioning line at least extends out of the outer contour line of the hawse pipe by 200mm, and the line is used as the alignment line for subsequent installation.
4) And (3) pouring the hawse pipe 1 from top to bottom from the bow floor deck 5 through the main deck 6 until the hawse pipe extends out of the outer plate 7, checking whether the intersecting line of the hawse pipe and the outer plate is consistent with the original marking line according to the sample plate, and welding and fixing the hawse pipe 1 and the bow floor deck 5, the main deck 6 and the outer plate 7 respectively after confirmation.
5) According to the chain drum layout drawing, the anchor lip drawing and the anchor platform wrapper sheet outer plate intersecting line marking template, the length of the anchor chain drum extending out of the outer plate is determined, the center line of the anchor chain drum is ensured to extend out of 1550mm (theoretical surface distance of the outer plate), and the following distances of the eight sections of the drum extending out of the outer plate are marked according to the marking positions of eight ocean blunderpunch points on the anchor chain drum (the inner side of the drum is far from the outer surface of the outer plate): 90 degrees =1151mm, 270 degrees =1424mm, 225 degrees =1481mm, 45 degrees =1115mm, 180 degrees =1433mm, 0 degrees =1175mm, 135 degrees =1303mm, 315 degrees =1728mm, so that the installation angle of the anchor platform is ensured, the data ensure positive tolerance, in order to ensure the gap between the anchor point and the outer plate after anchor pulling, 50mm allowance is added to the anchor chain barrel, and the installation allowance is added and released according to the same theoretical size ratio in a workshop to ensure the installation angle of the anchor platform (see fig. 7).
6) The angle of the hawse pipe 1 is measured after the positioning, the allowance of the weldable/cutting pipe body after the qualification is reported, and the angle deviation is less than 0.2 degrees.
7) And an inner toggle plate 8 of the anchor chain barrel is welded and installed according to an anchor lip drawing and a positioning line on the anchor chain barrel/outer plate, and the finished deviation is less than 10 mm.
Fourthly, mounting of the anchor platform wrapping plate:
(1) and positioning the anchor platform wrapping plate 2 under the condition of ensuring the lengths of the center of the anchor chain cylinder 1 and the eight cross section positions, wherein the eight cross section position lines on the anchor platform wrapping plate 2 need to be superposed with corresponding involution lines on the outer plate 7.
(2) And after the anchor platform wrapping plate 2 is positioned, performing sampling on the installation angles of the eight section positions on the anchor platform wrapping plate according to the external clamping sample plate, and modifying the allowance of the anchor platform wrapping plate 2 after determining that the angle is correct so as to ensure the gap between the anchor point and the outer plate after pulling the anchor.
(3) And (3) welding and fixing the anchor platform wrapping plate 2 and the outer plate 7, and simultaneously welding and fixing the lower end surface of the anchor chain 1 and the anchor platform panel 3.
Claims (5)
1. A ship anchor platform structure comprises an anchor chain cylinder, an anchor platform wrapping plate, an anchor platform panel, toggle plates and an anchor lip, wherein the anchor chain cylinder penetrates through a main deck and an outer deck and is connected with the main deck and the outer deck in a welding mode, the anchor platform panel is installed on the lower end face of the anchor chain cylinder in a welding mode, and an anchor chain hole is formed in the center of the anchor platform panel; the inner toggle plate is welded with the hawse pipe and the outer plate, the outer toggle plate is welded with the anchor platform wrapping plate and the anchor platform panel, and an anchor lip is welded and installed on the bottom surface of the anchor platform panel.
2. A vessel anchor platform structure as claimed in claim 1, wherein there is a gap between the inner and outer toggle plates, the inner toggle plates of the three sets of toggle plates below the outer wall of the hawse pipe being provided with arcuate notches, the arcuate notches of the inner toggle plates forming arcuate apertures with the corresponding outer toggle members.
3. The vessel hawser structure of claim 1, wherein the hawser cylinder is comprised of two semi-cylindrical split welds.
4. A vessel anchor platform structure according to claim 1, wherein the bottom surface of the anchor lip is a circular arc surface.
5. A method of processing a vessel anchor structure according to claim 1, comprising the steps of:
(1) manufacturing the anchor chain cylinder: the method comprises the following steps that a processing workshop carries out numerical control blanking on two semi-cylindrical bodies, powder spraying is carried out on the outer portions of the two semi-cylindrical bodies to mark the position of a quartering line of each semi-cylindrical body, and the eight positions are marked by using a punch pin for processing; after the two semi-cylinders are welded and assembled into the anchor chain cylinder, checking the positions of the eight equally divided points again and correcting the marking of the positions of the eight points by using the ocean blunderbuss point;
(2) manufacturing an anchor platform: numerically controlling and blanking the anchor platform wrapping plate and the anchor platform panel, and marking the anchor platform wrapping plate and the anchor platform panel with eight equal powder spraying marks corresponding to the eight equal marks of the anchor chain cylinder; after the powder spraying is qualified, making a permanent foreign milling line at the position of the powder spraying mark; powder spraying lines at eight equal positions on an anchor platform wrapping plate correspond to positioning lines on an anchor platform panel one by one, the line type of a lower opening of the anchor platform wrapping plate is based on the contour line of the anchor platform panel, an opening of the wrapping plate is determined by an outer plate marking template through the upper opening of the anchor platform wrapping plate, an external support is used for fixing the upper opening, the anchor platform panel and the anchor platform wrapping plate are welded and fixed after the anchor platform wrapping plate is positioned, an outer elbow plate is installed and positioned according to the corresponding position line on the anchor platform panel and in combination with an installation angle template, 8 outer elbow plates are firstly spot-welded on the inner wall of the anchor platform panel, and meanwhile, the positioning lines of the outer elbow plates are punched out of marking positions of ocean blunderbuss points on the front side of the anchor platform panel to serve as involution lines of the segmented positioning anchor platform; marking 4 equal division points on the anchor lip steel casting, and positioning by utilizing the quartering points of the anchor lip and corresponding position lines on the anchor platform panel; preheating metal at a butt weld of the anchor lip by using a heating device, wherein the preheating temperature of the steel casting reaches 100-150 ℃, then welding, and after welding, performing heat preservation and slow cooling by using a heat preservation material; polishing the welding seams of the anchor chain cylinder, the anchor platform wrapping plate, the anchor platform panel, the outer toggle plate and the anchor lip;
(3) positioning of the hawse pipe and installation of the inner toggle plate: determining the center of a hawse pipe body on a segmented bow deck, a main deck and an outer plate according to the center coordinates of the hawse pipe, marking the center line and the long and short axis lines of the hawse pipe, and then forming holes in the center positions of all holes; the outer plate opening is formed by retracting the periphery of the outer plate to the center by 50mm on the basis of scribing, and guiding the outer plate opening line to the inner side of the outer plate from the outer side; simultaneously, drawing a positioning line of an elbow plate in 8 blocks installed on the hawse pipe, wherein the positioning line at least extends out of the outer contour line of the anchor platform by 200 mm; the wire is used as a involution line for subsequent anchor platform installation; pouring the hawse pipe from top to bottom from a bow building deck through a main deck until the hawse pipe extends out of the outer plate, and checking whether the intersecting line of the hawse pipe and the outer plate is consistent with the original marking line according to the sample plate; according to a chain drum layout drawing, an anchor lip drawing and a platform wrapper plate outer plate intersecting line marking template, the length of the anchor chain drum extending out of the outer plate is determined, the center line of the anchor chain drum is ensured to extend out of 1550mm of the outer plate, and the distances of the drum body extending out of the outer plate on the eight sections are marked according to the marking positions of eight ocean blunderbuss points on the anchor chain drum, so that the installation angle of the anchor platform is ensured; measuring the angle of the hawse pipe barrel after the hawse pipe barrel is positioned, and welding or cutting the allowance of the barrel after the hawse pipe barrel is qualified; respectively welding the hawse pipe with a bow deck, a main deck and an outer plate, and welding an inner toggle plate on the hawse pipe according to an anchor lip drawing and a positioning line on the hawse pipe/the outer plate;
(4) installing an anchor platform wrapping plate: positioning the anchor platform wrapping plate under the condition of ensuring the length of the center of the anchor chain cylinder and the length of the eight section positions, wherein the eight section position lines on the anchor platform wrapping plate need to coincide with corresponding involution lines on the outer plate, performing duplication on the installation angles of the eight section positions on the anchor platform wrapping plate after the anchor platform is positioned, modifying the allowance of the anchor platform wrapping plate after the angle is determined to be correct, welding and fixing the anchor platform wrapping plate with the outer plate after the anchor platform wrapping plate is installed and positioned, and welding and fixing the lower end face of the anchor chain cylinder with the anchor platform panel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348633.7A CN111532379B (en) | 2020-04-28 | 2020-04-28 | Ship anchor platform structure and processing method thereof |
| PCT/CN2020/139280 WO2021218202A1 (en) | 2020-04-28 | 2020-12-25 | Anchor bed structure of ship and machining method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348633.7A CN111532379B (en) | 2020-04-28 | 2020-04-28 | Ship anchor platform structure and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111532379A true CN111532379A (en) | 2020-08-14 |
| CN111532379B CN111532379B (en) | 2023-12-15 |
Family
ID=71967562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010348633.7A Active CN111532379B (en) | 2020-04-28 | 2020-04-28 | Ship anchor platform structure and processing method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111532379B (en) |
| WO (1) | WO2021218202A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249262A (en) * | 2020-10-28 | 2021-01-22 | 上海外高桥造船有限公司 | Quick positioning method for ship anchor platform |
| CN112407189A (en) * | 2020-11-26 | 2021-02-26 | 江南造船(集团)有限责任公司 | Precision construction process for bow hawse pipe and anchor block of ultra-large ship |
| CN112810771A (en) * | 2021-01-28 | 2021-05-18 | 广州文冲船厂有限责任公司 | Assembly method of anchor platform for ship |
| WO2021218202A1 (en) * | 2020-04-28 | 2021-11-04 | 江苏扬子鑫福造船有限公司 | Anchor bed structure of ship and machining method therefor |
| CN113682446A (en) * | 2021-09-02 | 2021-11-23 | 沪东中华造船(集团)有限公司 | Anchor system installation precision control method for ship construction |
| CN113697036A (en) * | 2021-09-30 | 2021-11-26 | 广船国际有限公司 | Ship with anchor block |
| CN113799925A (en) * | 2021-10-29 | 2021-12-17 | 广州文冲船厂有限责任公司 | Anchor chock structure and ship body |
| CN113998072A (en) * | 2021-11-30 | 2022-02-01 | 沪东中华造船(集团)有限公司 | Manufacturing and mounting method of standard anchor platform |
| CN115519500A (en) * | 2022-11-09 | 2022-12-27 | 广州黄船海洋工程有限公司 | Rapid positioning method for mounting anchor lip of anchor platform |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043171B (en) * | 2021-11-12 | 2024-03-01 | 中铁山桥集团有限公司 | Manufacturing method of curve cable tower steel anchor box |
| CN114426082B (en) * | 2021-12-01 | 2024-08-23 | 上海江南长兴造船有限责任公司 | Method for replacing anchor lips of ship berthing wharf |
| CN114379728B (en) * | 2021-12-17 | 2024-03-26 | 沪东中华造船(集团)有限公司 | Positioning method for bottom section and side section on heavy crane ship |
| CN115320803A (en) * | 2022-06-29 | 2022-11-11 | 江南造船(集团)有限责任公司 | Large assembling and mounting method for curved outer plate of ship and ship |
| CN115230906B (en) * | 2022-08-10 | 2024-06-11 | 沪东中华造船(集团)有限公司 | Method for installing anchor hawse pipe |
| CN115556898B (en) * | 2022-10-25 | 2024-06-11 | 沪东中华造船(集团)有限公司 | Quick carrying and linear control method for titanium alloy guide cover for shipbuilding by inclined slipway |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000257059A (en) * | 1999-03-05 | 2000-09-19 | Shimizu Corp | Construction method of anchor pedestal and anchor head part |
| CN104071300A (en) * | 2014-07-11 | 2014-10-01 | 广州文冲船厂有限责任公司 | Installation method for integrated prefabrication of anchor platform and anchor mouth |
| CN105644714A (en) * | 2015-12-21 | 2016-06-08 | 广船国际有限公司 | Manufacturing and installing method of anchor bed assembly |
| WO2017071153A1 (en) * | 2015-10-26 | 2017-05-04 | 江苏科技大学 | Anchor mouth and profile generation method therefor |
| CN109094723A (en) * | 2018-09-28 | 2018-12-28 | 中船黄埔文冲船舶有限公司 | A kind of hawse-pipe and anchor station fabrication and installation method |
| CN109204687A (en) * | 2018-08-15 | 2019-01-15 | 招商局重工（江苏）有限公司 | A kind of installation method of chain pipe anchor station anchor lip |
| CN109501960A (en) * | 2018-12-29 | 2019-03-22 | 芜湖造船厂有限公司 | A kind of pre-assembled structure of anchor station and its assembly method |
| CN212332880U (en) * | 2020-04-28 | 2021-01-12 | 江苏扬子鑫福造船有限公司 | Ship anchor platform structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140036689A (en) * | 2012-09-18 | 2014-03-26 | 에스티엑스조선해양 주식회사 | Ladder for welding a hawse pipe of ship |
| CN203020525U (en) * | 2012-12-22 | 2013-06-26 | 厦门船舶重工股份有限公司 | Improved structure of anchor chock |
| CN102991653A (en) * | 2012-12-22 | 2013-03-27 | 厦门船舶重工股份有限公司 | Improved structure of anchor station |
| CN104973220B (en) * | 2015-07-17 | 2017-04-05 | 江苏科技大学 | A kind of side anchor lip method for designing with point functional area structure |
| CN111532379B (en) * | 2020-04-28 | 2023-12-15 | 江苏扬子鑫福造船有限公司 | Ship anchor platform structure and processing method thereof |
-
2020
- 2020-04-28 CN CN202010348633.7A patent/CN111532379B/en active Active
- 2020-12-25 WO PCT/CN2020/139280 patent/WO2021218202A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000257059A (en) * | 1999-03-05 | 2000-09-19 | Shimizu Corp | Construction method of anchor pedestal and anchor head part |
| CN104071300A (en) * | 2014-07-11 | 2014-10-01 | 广州文冲船厂有限责任公司 | Installation method for integrated prefabrication of anchor platform and anchor mouth |
| WO2017071153A1 (en) * | 2015-10-26 | 2017-05-04 | 江苏科技大学 | Anchor mouth and profile generation method therefor |
| CN105644714A (en) * | 2015-12-21 | 2016-06-08 | 广船国际有限公司 | Manufacturing and installing method of anchor bed assembly |
| CN109204687A (en) * | 2018-08-15 | 2019-01-15 | 招商局重工（江苏）有限公司 | A kind of installation method of chain pipe anchor station anchor lip |
| CN109094723A (en) * | 2018-09-28 | 2018-12-28 | 中船黄埔文冲船舶有限公司 | A kind of hawse-pipe and anchor station fabrication and installation method |
| CN109501960A (en) * | 2018-12-29 | 2019-03-22 | 芜湖造船厂有限公司 | A kind of pre-assembled structure of anchor station and its assembly method |
| CN212332880U (en) * | 2020-04-28 | 2021-01-12 | 江苏扬子鑫福造船有限公司 | Ship anchor platform structure |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218202A1 (en) * | 2020-04-28 | 2021-11-04 | 江苏扬子鑫福造船有限公司 | Anchor bed structure of ship and machining method therefor |
| CN112249262A (en) * | 2020-10-28 | 2021-01-22 | 上海外高桥造船有限公司 | Quick positioning method for ship anchor platform |
| CN112249262B (en) * | 2020-10-28 | 2021-12-17 | 上海外高桥造船有限公司 | Quick positioning method for ship anchor platform |
| CN112407189A (en) * | 2020-11-26 | 2021-02-26 | 江南造船(集团)有限责任公司 | Precision construction process for bow hawse pipe and anchor block of ultra-large ship |
| CN112810771A (en) * | 2021-01-28 | 2021-05-18 | 广州文冲船厂有限责任公司 | Assembly method of anchor platform for ship |
| CN113682446A (en) * | 2021-09-02 | 2021-11-23 | 沪东中华造船(集团)有限公司 | Anchor system installation precision control method for ship construction |
| CN113697036A (en) * | 2021-09-30 | 2021-11-26 | 广船国际有限公司 | Ship with anchor block |
| CN113799925A (en) * | 2021-10-29 | 2021-12-17 | 广州文冲船厂有限责任公司 | Anchor chock structure and ship body |
| CN113998072A (en) * | 2021-11-30 | 2022-02-01 | 沪东中华造船(集团)有限公司 | Manufacturing and mounting method of standard anchor platform |
| CN113998072B (en) * | 2021-11-30 | 2023-11-07 | 沪东中华造船(集团)有限公司 | Manufacturing and installing method of standard anchor platform |
| CN115519500A (en) * | 2022-11-09 | 2022-12-27 | 广州黄船海洋工程有限公司 | Rapid positioning method for mounting anchor lip of anchor platform |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021218202A1 (en) | 2021-11-04 |
| CN111532379B (en) | 2023-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111532379A (en) | Ship anchor platform structure and machining method thereof | |
| CN212332880U (en) | Ship anchor platform structure | |
| CN102489947B (en) | Bottom chord tube manufacturing process of girder of steel tube concrete truss beam bridge | |
| CN107825077B (en) | It is a kind of to rise self-propulsion type platform leg building technology certainly | |
| CN109648269B (en) | Construction process of lifting leg pile of marine life platform | |
| CN113148058B (en) | Process for installing and positioning double rudder sleeve and tail casting in stage of sectional construction | |
| CN112658518B (en) | Construction method of main propeller base of deep water dynamic positioning crude oil conveying device | |
| CN105171342A (en) | Making and forming method for model of siphon type water outlet passage of large pump station | |
| CN111872587B (en) | On-site girth welding method for super-thick-wall plate steel tower segment | |
| CN110744269B (en) | Manufacturing and mounting method of tire crane support leg flange | |
| CN113814676B (en) | Manufacturing method of large-diameter tower equipment | |
| CN112504047A (en) | General detection device of hull three-dimensional board assembly | |
| CN116275909A (en) | Manufacturing method of heavy round square variable diameter node | |
| CN111774813B (en) | Method for manufacturing inner field of folding pipe | |
| WO2022153134A1 (en) | Optimized system for manufacturing beams for building ships and relative application method | |
| CN112629357A (en) | Universal detection method for assembling three-way plates of ship body | |
| CN113911283B (en) | Method for shortening ship construction period based on ship shafting construction process | |
| CN116352219B (en) | Water-drop type tower barrel assembly and water-drop type tower barrel construction method | |
| CN219189060U (en) | Repair groove structure suitable for non-penetrability defect welding of thick-wall part | |
| CN115556898B (en) | Quick carrying and linear control method for titanium alloy guide cover for shipbuilding by inclined slipway | |
| CN114633085B (en) | Method for mounting internal parts of large-sized evaporator for nuclear power | |
| CN117738077A (en) | Cable-stayed bridge steel box girder anchor box structure and construction method thereof | |
| CN118439147A (en) | Construction method of multipurpose ship side support box structure | |
| CN116214084A (en) | Preparation method of wind power generation tower barrel | |
| CN115491973A (en) | Manufacturing method of steel box arch of steel arch bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |