KR101712617B1 - Apparatus for manufacturing ship with rotational forming method based on automatic welding system - Google Patents

Apparatus for manufacturing ship with rotational forming method based on automatic welding system Download PDF

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Publication number
KR101712617B1
KR101712617B1 KR1020150159858A KR20150159858A KR101712617B1 KR 101712617 B1 KR101712617 B1 KR 101712617B1 KR 1020150159858 A KR1020150159858 A KR 1020150159858A KR 20150159858 A KR20150159858 A KR 20150159858A KR 101712617 B1 KR101712617 B1 KR 101712617B1
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KR
South Korea
Prior art keywords
module
plug
welding
hull
press
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Application number
KR1020150159858A
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Korean (ko)
Inventor
문병영
Original Assignee
군산대학교산학협력단
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Priority to KR1020150159858A priority Critical patent/KR101712617B1/en
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Publication of KR101712617B1 publication Critical patent/KR101712617B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7841—Holding or clamping means for handling purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The present invention relates to an apparatus for manufacturing a vessel by a rotational molding method based on an automatic welding system, wherein the apparatus comprises: a frame module (10); a plug rotation module (20) which is rotatably joined to the frame module (10) and to which a vessel to be welded is separably joined; a press fixing unit (30) which applies a pressure on the vessel joined to the plug rotation module (20); a welding module (40) which allows the vessel fixed on the plug rotation module (20) to be welded; a transport unit (50) which transports the welding module (40) along the length direction and width direction of the vessel fixed on the plug rotation module (20); and a control unit (60) which is electrically connected to the plug rotation module (20), the press fixing unit (30), the welding module (40), and the transport unit (50), wherein the control unit (60) allows integrated processing of the vessel requiring welding, through a process that sequentially controls the plug rotation module (20), the press fixing unit (30), the transport unit (50) and the welding module (40).

Description

Technical Field [0001] The present invention relates to an automatic welding system,

The present invention relates to a rotary molding apparatus for mass production of a popular leisure boat. More particularly, the present invention relates to a method of automatically welding a lower surface of a hull through a welding module that is transported in a longitudinal direction through a rail device in a state in which a boat mounted on a plug- And a technique for stably fixing the lower surface of the hull through the fixing portion.

As people 's standard of living improves and income increases, interest in marine leisure is increasing. Especially, Korea, which is surrounded by sea on three sides, not only has optimal conditions for marine leisure activities, but also has an interest in being connected with the advantage of being able to specialize new area with high value added industry. As reflected in this, Korea has a maritime leisure age in which Korea has more than 100,000 people to obtain a pilot license for a domestic power water and leisure facility.

On the other hand, Europe and North America have a long history of leisure boating industry in advanced regions, and boating industry accounts for a large share of GDP and trade. The boating industry is mature enough that leisure boats are a part of everyday life, and related industries such as exhibitions that support the boating industry are developing so much that 50% of the boats are being sold through boat shows.

On the other hand, although Korea has the three elements of the sea, it has the infrastructure for marine leisure, but the infrastructure of the marine leisure is weak and the boat industry is still very small.

In Korea, unlike the leading position in the shipbuilding industry, the technology of the marine leisure industry is far behind in advanced countries. Most of the major parts of small leisure vessels depend on imports from overseas. In addition, they have difficulties in securing investment and expertise in the field of materials, design, construction method, design and production technique due to the small size of the company.

On the basis of the above, there is a precondition that in order to widen the base of leisure boats, not only efforts to raise interest and demand for the luxury leisure industry but also to build an infrastructure for infrastructure is required. In particular, in order to promote leisure boats, there is a need for infrastructure for mass production in order to enhance the accessibility of various levels as well as the regulation of related laws.

As a conventional literature suggesting a hull rotation molding apparatus used for manufacturing a plastic hull using rotational molding, reference can be made to registered patent No. 10-1535074 (Jul. 2015.07.09). According to the above-described invention, a structure including a mold fixing portion for fixing a hull-shaped mold, a heat radiating portion for heating a mold, a mold rotating portion for rotating the mold, and a cooling portion for cooling the mold is substituted for a conventional FRP hull, However, there is a limitation in that there is no concrete proposal to implement a uniform quality welding operation while stably fixing the hull in the manufacturing process for mass production of a leisure boat ship.

(Patent Document 1) KR10-1535074 B

An object of the present invention is to solve the above-mentioned problems of the prior art, and to provide a method of automatically welding a bottom surface of a hull through a welding module, which is transported in a longitudinal direction through a rail device, And an object of the present invention is to provide a rotary molding apparatus based on a ship automatic welding system for stably fixing a lower surface of a hull through a press fixing unit formed in a symmetrical shape at the same time.

In order to accomplish the above object, there is provided an automatic welding system-based ship rotation molding production apparatus comprising: a frame module; A plug rotation module (20) rotatably coupled to the frame module (10), wherein the hull requiring welding is releasably engaged; A press fixing part (30) for providing an upper pressing force to the hull associated with the plug rotation module (20); A welding module (40) for welding the hull fixed on the plug rotation module (20); A transfer unit 50 for transferring the welding module 40 along the longitudinal direction and the width direction of the hull fixed on the plug rotation module 20; And a control unit 60 electrically connected to the plug rotation module 20, the press fixing unit 30, the welding module 40, and the transfer unit 50, The rotating module 20, the press fixing unit 30, the transfer unit 50, and the welding module 40 are sequentially controlled, thereby enabling the integrated process to be performed on the hull requiring welding.

The plug rotation module 20 includes a rotation motor 21 fixedly disposed on the frame module 10 and a driving motor 21 for transmitting driving force of the rotation motor 21 in a state of being arranged to pass through the frame module 10 A rotation restraining part 24 connected to the rotation shaft 22, a plug fixing plate 25 provided on the rotation resting part 24, a plug frame 27 fixedly coupled to the upper surface of the plug fixing plate 25, And a hull plug 26 on which the hull plug 26 is formed.

The press fixing unit 30 includes a press body 31 fixedly disposed between a pair of upper frames 14 constituting the frame module 10, a plurality of press actuators (not shown) disposed on the press bodies 31, A lifting plate 33 fixed to a lower portion of the plurality of press actuators 32, a cradle 35 extending downward from a lower surface of the lifting plate 33, And a pressing structure 36 formed on the lower end of the cradle 35 to correspond to the pressing structure 35. [

The plug fixing plate 25 is formed with a fixing groove 25a along the width direction of the hull and the fixing groove 25a allows the lower end of the plug frame 27 to be inserted and fixed, 26) is fixed on the plug fixing plate (25).

The automatic welding system based on the automatic welding system according to the present invention as described above automatically welds the lower surface of the hull through a welding module that transfers the boat in the length and width directions of the hull through a rail device And at the same time, the hull is stably fixed on the hull plug through the symmetrical press fixing portion.

The present invention relates to a method of controlling a hull by sequentially controlling a plug rotation module for rotating a hull, a press fixing section for pressing and fixing a hull on a plug, a transfer section for adjusting the welding module in the longitudinal direction with respect to the hull, This allows the hull to be welded in one piece.

Brief Description of the Drawings Fig. 1 is a view showing the entire state of an automatic welding system-based vessel rotation forming and manufacturing apparatus according to the present invention,
FIG. 2 is a view showing a state in which the press fixing portion is elevated after pressurization of the hull in the apparatus for forming a rotary molding of FIG. 1;
FIG. 3 is a view illustrating a process of welding the hull in the rotary forming apparatus shown in FIG. 1. FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood, however, that the invention is not limited to the disclosed embodiments, but is capable of other various forms of implementation, and that these embodiments are provided so that this disclosure will be thorough and complete, It is provided to let you know completely. Wherein like reference numerals refer to like elements throughout.

It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference numerals whenever possible, even if they are shown in different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, Quot; may be "connected," "coupled," or "connected. &Quot;

Hereinafter, an automatic welding system-based ship rotating mold forming apparatus according to the present invention will be described with reference to FIGS. 1 to 3. FIG. The present invention provides an apparatus for performing a welding operation with a uniform quality while stably fixing a hull in a manufacturing process for mass production of a leisure boat among ships.

An automatic welding system-based ship rotation forming and manufacturing apparatus comprises a frame module (10), a plug rotation module (20) rotatably coupled on a frame module (10) and in which a hull requiring welding is detachably coupled, A welding fixture 40 for welding the hull fixed on the plug rotation module 20, a welding module 40 for rotating the welding module 40 in a plug rotation direction, The conveying section 50 and the plug rotation module 20, the press fixing section 30, the welding module 40, and the transfer section 50, which transfer the product along the longitudinal direction or the width direction of the hull fixed on the module 20, And a control unit 60 in an electrically connected state.

The control unit 60 controls the plug rotation module 20, the press fixing unit 30, the transfer unit 50 and the welding module 40 in order to allow the hull to be welded integrally do.

The frame module 10 includes a base frame 11, a support frame 12 disposed in an upward direction in the base frame 11, and an upper frame 14 coupled to the upper end of the support frame 12. Here, between the pair of support frames 12 having a predetermined separation distance, a hull which requires welding is arranged along the longitudinal direction.

The plug rotation module 20 includes a rotation motor 21 fixedly disposed on the support frame 12, a rotation shaft 22 transmitting the driving force of the rotation motor 21 in a state of being arranged to pass through the support frame 12, A crankshaft 23 coupled to an end of the rotary shaft 22, a rotary cradle 24 coupled to an end of the crankshaft 23, a plug cradle 25 provided on the rotary cradle 24, A plug frame 27 constituting the hull plug 26 and a flywheel 28 disposed on the other side of the rotary motor 21 on the basis of the rotary cradle 24 .

The plug frame 27 may have a shape in which a plurality of unit frameworks are spaced apart along the longitudinal direction of the hull plug 26 and is formed in a shape corresponding to the contour of the inner surface of the leisure boat hull.

The plug fixing plate 25 is formed with a fixing groove 25a along the width direction of the hull. The fixing groove 25a functions to insert and fix the lower end of the plug frame 27, thereby stably fixing the hull plug 26 on the plug fixing plate 25. That is, the plug frame 27 can be disposed such that both side ends of the plug frame 27 protrude from the lower portion of the hull plug 26 by a predetermined distance in a state where both sides thereof are fixedly coupled to the hull plug 26, So that the projected portion is engaged on the fixing groove 25a.

The press fixing section 30 includes a press body 31 fixedly disposed between a pair of upper frames 14, a plurality of press actuators 32 arranged on the press body 31, a plurality of press actuators 32 A center shaft 34 connecting the center of the press body 31 and the lifting plate 33, a lifting base 35 extending downward from the lower surface of the lifting plate 33, And a pressing structure 36 fixed on the lower end of the holder 35.

A plurality of press actuators 32 may be arranged on the edge corners of the press body 31. The center axes 34 may be arranged such that the plurality of press actuators 32 are arranged on the press body 31 in the diagonal direction The virtual line may be located at the intersection of the imaginary line connecting to the virtual line.

The mounts 35 are arranged in a structure symmetrical to the left and right sides of the hull along the longitudinal direction of the hull. That is, the length of the cradle 35 may gradually become longer toward the edge with respect to the center of the hull.

The pressing structure 36 is a structure that connects the lower ends of a plurality of cradles arranged along the width direction of the hull, and the both side ends press the hull in a downward direction.

The welding module 40 includes a welding nozzle 41 and a welding hose 42 for supporting the welding hose 42 and the flexible hose 42 in a state of being connected to the welding nozzle 41, A nozzle mounting part 44 configured to mount the welding nozzle 41 in a state where the welding nozzle 41 and the welding body 43 are connected to each other, And a welding elevator 45 for enabling the welding operation. The nozzle mounting portion 44 can bring the stationary welding nozzle 41 close to or away from the hull. This can be achieved by adjusting the nozzle mounting portion 44 through a separate driving actuator disposed on the welding body 43 side.

The transfer unit 50 includes a transfer body 51 disposed on the space between the pair of support frames 12 in the state of being adjacent to the side of the base frame 11 along the longitudinal direction of the hull, A conveying rail 52 arranged along the longitudinal direction, and a conveying plate 53 seated on the conveying rail 52.

The control unit 60 controls the rotation motors 21 of the plug rotation module 20, the press actuators 32 of the press fixing unit 30, the transfer plate 53 of the transfer unit 50, The welding of the welding module 40 and the welding of the welding nozzle 41 are controlled by sequentially fixing the hull to be welded on the hull plug, rotating the hull, driving the welding module 40, It enables integrated machining.

Hereinafter, with reference to FIG. 1 to FIG. 3, an operation process of the apparatus for manufacturing a ship-based rotary forming machine based on an automatic welding system according to the present invention will be briefly described.

In this operation procedure, for example, the leisure boat hull is first fixed on the hull plug, and then the hull is rotationally driven to perform welding.

First, in FIG. 1, a process is shown in which a leisure boat hull requiring welding is placed on a hull plug 26 of a plug fixing plate 25 and then pressed through a press fixing unit 30. FIG. Loading and unloading of the leisure boat hull on the hull plug 26 may be possible through a separate loading equipment.

2, the pressurizing structure 36 for pressing the bottom of the hull by raising the lifting plate 33 is driven by driving the plurality of press actuators 32 after the leash boat hull is pressed through the press fixing unit 30 Release.

3, the welding module 40 is used to tilt the hull through the rotary motor 21 of the rotary module 20 in the process of moving along the longitudinal direction of the hull, and in this state, 40) to enable welding along the width of the hull.

As described above, the automatic welding system based on the automatic welding system according to the present invention is capable of automatically welding the lower surface of the hull through a welding module that transfers the boat in the length and width direction of the hull through the rail device And at the same time, the hull is stably fixed on the hull plug through the symmetrical press fixing portion.

It is to be understood that the terms "comprises", "comprising", or "having" as used in the foregoing description mean that the constituent element can be implanted unless specifically stated to the contrary, But should be construed as further including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

10: frame module
20: Plug rotation module
30:
40: welding module
50:

Claims (4)

A frame module (10);
A plug rotation module (20) rotatably coupled to the frame module (10), wherein the hull requiring welding is releasably engaged;
A press fixing part (30) for providing an upper pressing force to the hull associated with the plug rotation module (20);
A welding module (40) for welding the hull fixed on the plug rotation module (20);
A transfer unit 50 for transferring the welding module 40 along the longitudinal direction and the width direction of the hull fixed on the plug rotation module 20; And
And a control unit 60 electrically connected to the plug rotation module 20, the press fixing unit 30, the welding module 40, and the transfer unit 50,
The plug rotation module (20)
A rotary shaft 22 for transmitting a driving force of the rotary motor 21 in a state of passing through the frame module 10; A plug fixing plate 25 provided on the rotary mounting table 24; a hull plug 26 fixedly coupled to the upper surface of the plug fixing plate 25 and having a plug frame 27 formed thereon; / RTI >
The control unit 60 sequentially processes the plug rotation module 20, the press fixing unit 30, the transfer unit 50, and the welding module 40 to perform integral machining on the hull requiring welding. Enabling,
Automated Welding System Based Ship Rotational Forming System.
delete The method according to claim 1,
The press fixing part (30)
A press body 31 fixedly disposed between a pair of upper frames 14 constituting the frame module 10, a plurality of press actuators 32 arranged on the press body 31, a plurality of press actuators A lifting plate 33 fixed to a lower portion of the lifting plate 33 and a holder 35 extending downward from a lower surface of the lifting plate 33 and a lower surface of the holder 35, And a pressing structure (36) provided on the lower end of the pressing structure (36)
Automated Welding System Based Ship Rotational Forming System.
The method according to claim 1,
The plug fixing plate 25 is formed with a fixing groove 25a along the width direction of the hull and the fixing groove 25a allows the lower end of the plug frame 27 to be inserted and fixed, 26) is fixed on the plug fixing plate (25)
Automated Welding System Based Ship Rotational Forming System.
KR1020150159858A 2015-11-13 2015-11-13 Apparatus for manufacturing ship with rotational forming method based on automatic welding system KR101712617B1 (en)

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KR1020150159858A KR101712617B1 (en) 2015-11-13 2015-11-13 Apparatus for manufacturing ship with rotational forming method based on automatic welding system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190102943A (en) * 2018-02-27 2019-09-04 주식회사 하이인텍 Fiber reinforced composite material laminating apparatus for ship building
KR20230048914A (en) 2021-10-05 2023-04-12 주식회사 그린선박기술 Boat using hdpe pipe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101056772B1 (en) * 2010-04-26 2011-08-12 목포대학교산학협력단 Automatic welding carriage for vessel block
KR101137295B1 (en) * 2012-01-04 2012-04-20 세일인텍 주식회사 A car seonrupeuyong synthetic resin finish of the panel opening apparatus and method
KR101422129B1 (en) * 2013-05-16 2014-07-22 재단법인 중소조선연구원 high speed laminated molding appartus using rotating mold

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101056772B1 (en) * 2010-04-26 2011-08-12 목포대학교산학협력단 Automatic welding carriage for vessel block
KR101137295B1 (en) * 2012-01-04 2012-04-20 세일인텍 주식회사 A car seonrupeuyong synthetic resin finish of the panel opening apparatus and method
KR101422129B1 (en) * 2013-05-16 2014-07-22 재단법인 중소조선연구원 high speed laminated molding appartus using rotating mold

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190102943A (en) * 2018-02-27 2019-09-04 주식회사 하이인텍 Fiber reinforced composite material laminating apparatus for ship building
KR102036184B1 (en) * 2018-02-27 2019-10-24 주식회사 하이인텍 Fiber reinforced composite material laminating apparatus for ship building
KR20230048914A (en) 2021-10-05 2023-04-12 주식회사 그린선박기술 Boat using hdpe pipe

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