CN117104442A - Method for installing anchor cable machine in general assembly stage - Google Patents
Method for installing anchor cable machine in general assembly stage Download PDFInfo
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- CN117104442A CN117104442A CN202311050484.6A CN202311050484A CN117104442A CN 117104442 A CN117104442 A CN 117104442A CN 202311050484 A CN202311050484 A CN 202311050484A CN 117104442 A CN117104442 A CN 117104442A
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- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000009434 installation Methods 0.000 claims abstract description 66
- 238000003466 welding Methods 0.000 claims abstract description 35
- 230000002787 reinforcement Effects 0.000 claims abstract description 5
- 230000014759 maintenance of location Effects 0.000 claims abstract description 3
- 239000004593 Epoxy Substances 0.000 claims description 25
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 claims description 7
- 238000004873 anchoring Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000005491 wire drawing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000011900 installation process Methods 0.000 abstract description 4
- 238000003908 quality control method Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241000238097 Callinectes sapidus Species 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The method for installing the anchor cable machine in the total assembly stage comprises the steps of positioning and installing and welding the anchor cable machine base, hoisting and placing the anchor machine on the base, installing an anchor machine adjusting and adjusting gasket, installing a thrust block and a brake, carrying out shape retention and reinforcement on the total assembly section of the bow according to a hoisting scheme, and carrying out technological requirements, construction points, a quality control method and the like in the installation process. The anchor cable machine is installed in the total assembly stage by the method, and the state integrity of the anchor cable machine is improved compared with that of the conventional total section. The more complete the total group stage outfitting, the higher the integrity, the less work in the post-dock, and thus the shorter the period of the phased in-dock. Meanwhile, the forward movement of the installation procedure is low cavitation in high-altitude operation, so that the operation safety is improved to a great extent, and the installation quality and accuracy are ensured along with the improvement of the operation environment.
Description
Technical Field
The invention belongs to the field of ship construction and design, and particularly relates to a method for installing an anchor cable machine in a general assembly stage.
Background
The anchor machine is the equipment for the ship to anchor and break down, and the cable machine is the equipment for receiving the mooring rope. The conventional installation stage is generally carried out in a dock, and various cross operations exist in the dock, and the installation precision requirement of the anchor cable machine is high, so that the installation period of the anchor cable machine in the conventional stage in the dock is long, and then the whole construction period is influenced.
In view of the above problems, the invention aims to reduce the installation period of the anchor cable machine as much as possible and improve the bow integrity of the total assembly stage on the premise of meeting the installation requirement of the anchor cable machine, and has the difficulty of ensuring the installation precision of the anchor cable machine and controlling the influence of the folding and hoisting deformation on the precision of the anchor cable machine when the assembly process of the anchor cable machine moves forward to the total assembly stage. It is therefore described how to install the mooring line machine by controlling the accuracy of the installation of the mooring line machine throughout the installation process, based on the shortened overall construction period, and a method of installing the mooring line machine at the general assembly stage is provided herein. The method comprises preparation before installation, installation mode and principle, and technological requirements, construction points, quality control method and the like in the installation process.
Disclosure of Invention
In order to solve the problems, the invention provides a method for installing an anchor cable machine in a total assembly stage, which adopts the following technical scheme:
the concrete installation is as follows:
s1, positioning, mounting and welding of anchor cable machine base
After the bow section assembly is completed and the leveling work of the bow building deck is finished, installing the anchor machine base, drawing an installation position line of the anchor machine base at the bow building deck according to an installation diagram of the anchor machine base and taking the rib position as a reference, and hoisting the anchor machine base to the installation position according to the installation position line, wherein the main structure of the anchor machine base is aligned with the installation position line.
After the anchor machine base is lifted, the anchor machine is lifted to the base, and the anchor machine is fixed on the base by using a temporary bolt. The positions of the anchor machine and the anchor machine base are integrally adjusted, so that the bisecting plane of the hawse pipe, the bisecting plane of the anchor chain wheel and the center of the anchor chain pipe are in the same plane, and the flange coupling is basically centered.
Checking and adjusting the installation height and the front, back, left and right positions of the anchor machine by a light observation method or a wire drawing method, and mainly checking the levelness of the upper plane of the base, if the levelness of the upper plane of the base of the anchor machine is not in accordance with the installation requirement, adjusting the upper plane of the base of the anchor machine until the upper plane of the base of the anchor machine is in accordance with the requirement.
Cutting off the allowance of the base according to the actual throwing potential of the deck, correcting the concave potential of the base until the base is matched with the deck, then positioning and welding the anchor machine base, wherein the welding length of positioning and welding is not less than 30mm, the unevenness of the cutting surface of the whole base in the positioning and welding process is controlled within 2-3 mm, and after the positioning and welding of the anchor machine base is finished, the anchor machine is lifted off the anchor machine to be separated from the base, and then the welding work of the base is strictly finished according to the welding specification.
S2, hoisting and placing the anchor machine on a base
After the anchor machine base is welded, the flatness of the fixed gaskets on the anchor machine base is checked by using toner, the contact ratio of the fixed gaskets on the anchor machine base is required to meet the installation requirement of the anchor machine, if the installation requirement of the anchor machine is not met, the fixed gaskets on the anchor machine base are ground until the requirement is met, and then rust protection is carried out.
Installing an adjusting bolt of the anchor machine, placing a thick-wall pipe on a base of the anchor machine, hoisting the anchor machine to the base, placing the anchor machine on the thick-wall pipe of the base, and connecting the anchor machine with the base by using a temporary bolt.
S3, adjusting the anchor machine and installing an adjusting gasket
The temporary toggle plates are welded on the base of the anchor machine, the positions of the anchor machine, namely the front, the back, the left and the right are adjusted by matching with the jack, and the upper position and the lower position of the anchor machine are adjusted by adjusting bolts on the base, so that the flange coupling of the anchor machine is aligned.
After the centering of the flange coupling is completed, the bearing cover is opened, the position of the anchor machine is finely adjusted by the adjusting bolts, so that the radial gaps of the left bearing and the right bearing of the same anchor machine are uniform, the bearing bush gap meets the installation requirement, meanwhile, the centering of the flange coupling is ensured to still meet the installation requirement of the anchor machine, and after the anchor machine is adjusted, the anchor machine and the base are completely fixed by the horse plate.
And after the anchoring machine is fixed, taking out the thick-wall pipe on the base, measuring the actual thickness of the adjusting gasket of the anchoring machine by using the jig plate, and installing the adjusting gasket according to the requirement of the type of the gasket.
After the adjustment gasket is ground and matched, the positions of bolt holes are marked on the gasket, the ocean punching points are knocked, corresponding marks are made between the gasket and the installation positions, hole-occupying equipment is used for occupying holes on the adjustment gasket, the gasket is installed in a number-matching mode after hole occupation, and the fixing bolts of the anchor machine are installed.
Epoxy cushion block requirements: according to the installation diagram of the anchor machine, the epoxy cushion block baffle is spot-welded according to the size of the epoxy cushion block, a material blocking sponge is placed, a foundation bolt hole is blocked, a release agent is sprayed on an epoxy pouring area, the pouring area is poured according to the epoxy requirement, proper heat preservation is carried out in the pouring process and after the pouring is completed when the ambient temperature does not meet the epoxy curing set temperature, and the hardness requirement is more than or equal to 35 after the epoxy is cured.
S4, mounting of thrust block and brake
After the installation of the adjusting gasket is completed, installing a thrust block of the anchor machine according to the actual position of the anchor machine base, adjusting the position of the thrust block by using the wedge block, wherein the installation position of the thrust block is required to ensure the wedge angle, the wedge surface and the contact area of the wedge block, taking out the wedge block after the positioning of the thrust block is completed, welding the thrust block, and after the welding of the thrust block is completed, reloading the wedge block and spot welding the wedge block.
And after the anchor machine is positioned, cutting the bottom end of the brake support to the actually required length according to the actual position of the anchor machine, and then welding.
The position of the belt support is adjusted according to the gap requirement between the belt support and the braking belt, so that the gap between the belt support and the braking belt is adjusted to 2mm.
S5, carrying out shape retention reinforcement on the bow total assembly section according to a lifting scheme.
According to the method for installing the anchor cable machine in the general assembly stage, the flatness of the anchor machine base is required to meet the Chinese shipbuilding quality standard, the flatness standard of the auxiliary machine base is within +/-2, and the limit is within +/-5.
According to the method for installing the anchor cable machine in the general assembly stage, the length of the thick-wall pipe is the thickness of the adjusting gasket on the anchor machine base.
In the method for installing the anchor cable machine at the general assembly stage, in step S2, at least one temporary bolt is arranged at each fixed end when the anchor cable machine is connected with the base.
In the method for installing the anchor cable machine at the general assembly stage, in step S3, the requirement of the bearing bush clearance complies with the manufacturer' S specification.
In the method for installing the anchor line machine in the general assembly stage, further, in step S3, the gasket is a steel gasket or an epoxy gasket.
In the above method for installing the anchor line machine at the general assembly stage, further, in step S3, the fixing bolt of the anchor line machine must be fastened according to the torque value provided by the manufacturer.
According to the method for installing the anchor cable machine at the general assembly stage, the technical requirements and the inspection standards are required to be familiar with drawings and process files before the anchor cable machine base is installed; and (5) checking relevant parameters and certificates of the anchor cable machine, wherein the anchor base is manufactured according to the checking requirement.
In the method for installing the anchor cable machine in the general assembly stage, in step S2, the installation requirement of the anchor cable machine is not less than 75%.
In the method for installing the anchor cable machine in the general assembly stage, in step S5, the anchor cable machine is stretched Liang Baoxing and reinforced by using channel steel with the strength specification not smaller than 20A at the position easy to deform according to the structural form of various ship heads.
The anchor cable machine is installed in the total assembly stage by the method, and the state integrity of the anchor cable machine is improved compared with that of the conventional total section. The more complete the total group stage outfitting, the higher the integrity, the less work in the post-dock, and thus the shorter the period of the phased in-dock. Meanwhile, the forward movement of the installation procedure is low cavitation in high-altitude operation, so that the operation safety is improved to a great extent, and the installation quality and accuracy are ensured along with the improvement of the operation environment.
The improvement of the efficiency of the scheme is embodied in the improvement of the integrity of the total assembly stage, the workload in the dock is reduced, and the construction workload in the dock is moved forward to the total assembly stage. Thereby achieving the purpose of shortening the dock period.
Because the installation precision requirement of the anchor cable machine is higher, the quality of precision directly influences the result of the subsequent anchor pulling test. Therefore, compared with the installation of a conventional anchor cable machine, the method has the advantages that the precision is ensured in the whole installation process of the anchor cable machine, the hoisting and shape keeping of the total group are controlled in an important way, and the secondary influence on the installation precision of the anchor cable machine due to hoisting deformation is prevented.
The integrity of the bow total assembly stage is improved through the forward working procedure. The integrity of the aggregate status is then reflected in reduced in-dock effort, thereby achieving a reduced in-dock construction cycle.
Drawings
Positioning and mounting of the anchor line machine base of FIG. 1;
FIG. 2 schematic diagram of placement after hoisting of the anchor machine
FIG. 3 is a schematic illustration of thrust block installation;
wherein, 2-thick wall pipe, 3-temporary bolt, 4-fixed gasket, 5-adjustment gasket, 6-voussoir, 7-thrust piece.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
The method for installing the anchor cable machine in the general assembly stage comprises the following preparation works to be done before the anchor cable machine is installed:
1. familiarizing with drawings and process documents, grasping technical requirements and checking standards.
2. The anchor related parameters and certificates are checked. The anchor machine base is manufactured according to the inspection requirement.
3. Rough planing a plane for later use (adopting a wedge gasket); or thin steel bars and sponge bars (using epoxy cushion blocks) for standby.
4. The anchor machine thrust blocks are matched, and machining is performed according to the drawing size requirement in advance.
5. The anchoring machine is also required to be prepared with a wood pad, a clamping plate, various tools and the like before installation.
6. And (5) the hoisting and shape-preserving reinforcement modes of the total section where the anchor machine is located are familiar.
The anchor cable machine is installed, and the concrete installation steps are as follows:
s1, positioning, mounting and welding of anchor cable machine base
And after the bow section assembly is completed and the leveling work of the bow building deck is finished, the anchor machine base is installed. According to the installation diagram of the anchor machine base, the installation position line of the anchor machine base is drawn at the deck of the bow building by taking the position of the rib as a reference (refer to the position of the hawse pipe). And hoisting the anchor machine base to the installation position according to the installation position line. The anchor machine base main structure is required to be aligned with the mounting position line.
After the anchor machine base is lifted, the anchor machine is lifted to the base, and the anchor machine is fixed on the base by using a temporary bolt. The positions of the anchor machine and the anchor machine base are integrally adjusted, so that the bisecting plane of the hawse pipe, the bisecting plane of the anchor chain wheel and the center of the anchor chain pipe are in the same plane, and the flange coupling is basically centered.
And checking and adjusting the installation height and the front, back, left and right positions of the anchor machine by using a light observation method or a wire drawing method, and mainly checking the levelness of the upper plane of the base. If the levelness of the upper plane of the anchor machine base does not meet the installation requirement, the upper plane of the anchor machine base is adjusted until the upper plane meets the requirement (according to China shipbuilding quality Standard, the flatness standard of the auxiliary machine base is within + -2, and the limit is within + -5). After the anchor machine is adjusted, the allowance of the base is cut off on site according to the actual throwing potential of the deck, and the concave potential of the base is corrected until the base is matched with the deck. And then positioning and welding the anchor machine base, wherein the welding length of positioning and welding is not less than 30mm, and the unevenness of the cutting surface of the whole base in the positioning and welding process is controlled within 2-3 mm. And after the anchor machine base is subjected to positioning welding, the hanging-off anchor machine is separated from the base. And then the welding work of the base is completed strictly according to the welding specification.
S2, hoisting and placing the anchor machine on a base
After the anchor machine base is welded, checking the flatness of the fixed gasket 4 on the anchor machine base by using a small flat plate and toner, wherein the contact ratio between the fixed gasket on the anchor machine base and the small flat plate meets the installation requirement of the anchor machine, and if the installation requirement of the anchor machine is not met, grinding the fixed gasket on the anchor machine base until the requirement is met. And then rust protection is carried out.
Installing an adjusting bolt of the anchor machine and placing a thick-wall pipe 2 on the anchor machine base (the length of the thick-wall pipe is the thickness of an adjusting gasket on the anchor machine base). The anchor machine is hoisted to the base, placed on a thick-wall pipe of the base, and connected with the base by using temporary bolts 3 (at least one bolt is arranged at each fixed end).
S3, adjusting the anchor machine and installing an adjusting gasket
The temporary toggle plates are welded on the base of the anchor machine, the positions of the anchor machine, namely the front, the back, the left and the right are adjusted by matching with the jack, and the upper position and the lower position of the anchor machine are adjusted by adjusting bolts on the base, so that the flange coupling of the anchor machine is aligned. After the centering of the flange coupling is completed, the bearing cover is opened, the position of the anchor machine is finely adjusted by using the adjusting bolts, so that the radial gaps of the left bearing and the right bearing of the same anchor machine are uniform, the bearing bush gap meets the installation requirement (the requirement of the bearing bush gap conforms to the specification of a manufacturer), meanwhile, the centering of the flange coupling still meets the installation requirement of the anchor machine, after the adjustment of the anchor machine is completed, the actual thickness of the wedge-shaped cushion block of the anchor machine is measured by using a caliper, and the wedge-shaped cushion block is ground according to the measured thickness. After the grinding, the flatness of the anchor machine is ensured by utilizing a wedge-shaped cushion block. The anchor and base are then fully secured with the horse plate (the welded horse plate must be of sufficient number and strength to ensure that the anchor does not shift during subsequent installation).
And after the anchoring machine is fixed, taking out the thick-wall pipe on the base. The actual thickness of the anchor machine adjusting gasket is measured by the jig plate. The adjusting gasket 5 is installed according to the requirements of gaskets (steel gaskets and epoxy gaskets) of different types.
Steel gasket requirements: and manufacturing the adjusting gasket of the anchor machine by machining. After the manufacturing of the adjusting gasket is finished, the adjusting gasket is ground and matched according to the lower plane of the anchor machine base and the actual distance of the adjusting gasket, the thickness of the steel cushion block is more than or equal to 10 mm, the thickness of the cast iron cushion block is more than or equal to 12 mm, the contact ratio among the anchor machine base, the fixing gasket and the adjusting gasket is checked by using toner, and the blue point inspection of the joint surface is 5 points/(25 x 25 mm) 2 。
After the gasket is adjusted and ground, the positions of bolt holes are marked on the gasket, the ocean punching points are knocked, and corresponding marks are made between the gasket and the mounting positions. The hole is occupied on the adjusting pad by using a hole opening device. And after occupying the holes, the gaskets are installed in a number matching manner, and fixing bolts of the anchor machine are installed. The fixing bolt of the anchor machine must be fastened according to the torsion value provided by the manufacturer.
Epoxy cushion block requirements: according to the installation diagram of the anchor machine, the epoxy cushion block baffle is spot-welded according to the size of the epoxy cushion block, a material blocking sponge is placed, a foundation bolt hole is blocked, a release agent is sprayed on an epoxy pouring area, the pouring area is poured according to the epoxy requirement, and when the ambient temperature does not meet the epoxy curing set temperature, proper heat preservation is carried out in the pouring process and after the pouring is completed. After the epoxy is cured, the hardness is required to be more than or equal to 35 in Babbitt hardness.
S4, mounting of thrust block 7 and brake
And after the installation of the adjusting gasket is completed, installing a thrust block of the anchor machine according to the actual position of the anchor machine base. The position of the thrust block is adjusted by the wedge block 6, and the installation position of the thrust block must ensure the wedging angle, the wedging surface and the contact area of the wedge block. And after the positioning of the thrust block is completed, the wedge block is taken out, and the thrust block is welded. After the welding of the thrust block is completed, the wedge is reloaded and spot welded.
And after the anchor machine is positioned, cutting the bottom end of the brake support to the actually required length according to the actual position of the anchor machine, and then welding.
The position of the belt support is adjusted according to the gap requirement between the belt support and the braking belt, so that the gap between the belt support and the braking belt is adjusted to 2mm.
S5, carrying out conservation and reinforcement on the bow total assembly section according to a lifting scheme
Because the flatness requirement of the upper surface of the anchor machine base is extremely high, it is important to reduce the influence of deformation generated in the lifting process on the precision of the anchor machine. In the hoisting scheme which is compiled according to the structural form characteristics of the total section of the anchor machine in the early stage, the shape-preserving control of the position of the anchor machine needs to be focused. After the integral total section is required to be hoisted, the area where the anchor machine is located is not allowed to generate rigid deformation, and meanwhile, the requirement of China shipbuilding quality standard is still met by rechecking the height of the anchor machine after the total section is folded.
Claims (10)
1. A method for installing an anchor line machine in a general assembly stage is characterized in that,
the concrete installation is as follows:
s1, positioning, mounting and welding of anchor cable machine base
After the bow section assembly is completed and the leveling work of the bow building deck is finished, installing an anchor machine base, drawing an installation position line of the anchor machine base at the bow building deck according to an installation diagram of the anchor machine base and taking the rib position as a reference, and hoisting the anchor machine base to the installation position according to the installation position line, wherein the main structure of the anchor machine base is aligned with the installation position line;
after the anchor machine base is lifted, the anchor machine is lifted to the base, and the anchor machine is fixed on the base by using a temporary bolt. The positions of the anchor machine and the anchor machine base are integrally adjusted, so that the bisecting plane of the hawse pipe, the bisecting plane of the anchor chain wheel and the center of the anchor chain pipe are in the same plane, and the flange coupling is basically centered;
checking and adjusting the installation height and the front, back, left and right positions of the anchor machine by a light observation method or a wire drawing method, and mainly checking the levelness of the upper plane of the base, if the levelness of the upper plane of the base of the anchor machine is not in accordance with the installation requirement, adjusting the upper plane of the base of the anchor machine until the upper plane of the base of the anchor machine is in accordance with the requirement;
cutting off the allowance of the base according to the actual throwing potential of the deck, correcting the concave potential of the base until the base is matched with the deck, then positioning and welding the anchor machine base, wherein the welding length of positioning and welding is not less than 30mm, the unevenness of the cutting surface of the whole base in the positioning and welding process is controlled to be within 2-3 mm, and after the anchor machine base positioning and welding is finished, hanging off the anchor machine to separate from the base, and then strictly finishing the welding work of the base according to the welding specification;
s2, hoisting and placing the anchor machine on a base
After the anchor machine base is welded, checking the flatness of the fixed gaskets on the anchor machine base by using toner, wherein the contact ratio of the fixed gaskets on the anchor machine base meets the installation requirement of the anchor machine, if the contact ratio of the fixed gaskets on the anchor machine base does not meet the installation requirement of the anchor machine, grinding the fixed gaskets on the anchor machine base until the fixed gaskets meet the requirement, and then performing rust protection;
installing an adjusting bolt of the anchor machine, placing a thick-wall pipe on a base of the anchor machine, hoisting the anchor machine to the base, placing the anchor machine on the thick-wall pipe of the base, and connecting the anchor machine with the base by using a temporary bolt;
s3, adjusting the anchor machine and installing an adjusting gasket
The temporary toggle plates are welded on the base of the anchor machine, the positions of the anchor machine, which are front, back, left and right, are adjusted by matching with the jack, and the upper and lower positions of the anchor machine are adjusted by adjusting bolts on the base, so that the flange coupling of the anchor machine is aligned;
after the centering of the flange coupling is completed, the bearing cover is opened, the position of the anchor machine is finely adjusted by using the adjusting bolt, so that the radial gaps of the left bearing and the right bearing of the same anchor machine are uniform, the bearing bush gap meets the installation requirement, meanwhile, the centering of the flange coupling still meets the installation requirement of the anchor machine, and after the anchor machine is adjusted, the anchor machine and the base are completely fixed by using the horse plate;
after the anchoring machine is fixed, taking out the thick-wall pipe on the base, measuring the actual thickness of the adjusting gasket of the anchoring machine by using the jig plate, and installing the adjusting gasket according to the requirement of the type of the gasket;
after finishing the grinding and matching of the adjusting gasket, marking out the positions of bolt holes on the gasket, knocking out ocean punching points, making corresponding marks between the gasket and the mounting positions, using hole punching equipment to occupy holes on the adjusting gasket, loading the gasket in a number matching manner after occupying the holes, and mounting the fixing bolts of the anchor machine;
epoxy cushion block requirements: according to the installation diagram of the anchor machine, an epoxy cushion block baffle is spot-welded according to the size of the epoxy cushion block, a material blocking sponge is placed, a foundation bolt hole is blocked, a release agent is sprayed on an epoxy pouring area, the pouring area is poured according to the epoxy requirement, proper heat preservation is carried out in the pouring process and after the pouring is completed when the ambient temperature does not meet the epoxy curing set temperature, and the hardness requirement is more than or equal to 35 after the epoxy is cured;
s4, mounting of thrust block and brake
After the installation of the adjusting gasket is completed, installing a thrust block of the anchor machine according to the actual position of the anchor machine base, adjusting the position of the thrust block by using the wedge block, wherein the installation position of the thrust block is required to ensure the wedge angle, the wedge surface and the contact area of the wedge block, taking out the wedge block after the positioning of the thrust block is completed, welding the thrust block, and after the welding of the thrust block is completed, reloading the wedge block and spot welding the wedge block;
after the anchor machine is positioned, cutting the bottom end of the brake bracket to the actually required length according to the actual position of the anchor machine, and then welding;
the belt support of the anchor machine adjusts the position of the belt support according to the gap requirement between the belt support and the brake belt, so that the gap between the belt support and the brake belt is adjusted to 2mm;
s5, carrying out shape retention reinforcement on the bow total assembly section according to a lifting scheme.
2. The method for installing the anchor line machine at the general assembly stage according to claim 1, wherein the flatness of the anchor line machine base is required to meet the Chinese shipbuilding quality standard, the flatness of the auxiliary line machine base is within +/-2, and the limit is within +/-5.
3. A method of installing an anchor line machine at the general assembly stage according to claim 1, wherein the length of the thick-walled tube is the thickness of the adjustment shim on the anchor line base.
4. A method of installing an anchor line machine at a general assembly stage according to claim 1, wherein in step S2, at least one temporary bolt is provided at each fixed end when the anchor line machine is connected to the base.
5. A method of installing an anchor line machine at a general assembly stage according to claim 1, wherein in step S3 the requirements of the bushing clearance are in compliance with manufacturer specifications.
6. A method of installing an anchor line machine at a general assembly stage according to claim 1, wherein in step S3 the shim type is a steel shim or an epoxy shim.
7. A method of installing an anchor line machine at a general assembly stage according to claim 1, wherein in step S3, the anchor bolts of the anchor line machine must be tightened at a torque value provided by the manufacturer.
8. The method of installing an anchor line machine at a general assembly stage according to claim 1, wherein prior to installing the anchor line machine base, familiarity with drawings and process documents, mastering technical requirements and inspection standards are required; and (5) checking relevant parameters and certificates of the anchor cable machine, wherein the anchor base is manufactured according to the checking requirement.
9. A method of installing an anchor line machine at a general assembly stage according to claim 1, wherein in step S2, the installation requirement of the anchor line machine is not less than 75%.
10. The method for installing an anchor line machine at the assembling stage according to claim 1, wherein in the step S5, the anchor line machine is reinforced by tightening Liang Baoxing with a channel steel with a strength specification of not less than 20A at the position of easy deformation according to the type of the bow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311050484.6A CN117104442A (en) | 2023-08-21 | 2023-08-21 | Method for installing anchor cable machine in general assembly stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311050484.6A CN117104442A (en) | 2023-08-21 | 2023-08-21 | Method for installing anchor cable machine in general assembly stage |
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| Publication Number | Publication Date |
|---|---|
| CN117104442A true CN117104442A (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311050484.6A Pending CN117104442A (en) | 2023-08-21 | 2023-08-21 | Method for installing anchor cable machine in general assembly stage |
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| Country | Link |
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| CN (1) | CN117104442A (en) |
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2023
- 2023-08-21 CN CN202311050484.6A patent/CN117104442A/en active Pending
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