KR101160436B1 - Vertical preheating jig for hull plate - Google Patents

Vertical preheating jig for hull plate Download PDF

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Publication number
KR101160436B1
KR101160436B1 KR1020100133640A KR20100133640A KR101160436B1 KR 101160436 B1 KR101160436 B1 KR 101160436B1 KR 1020100133640 A KR1020100133640 A KR 1020100133640A KR 20100133640 A KR20100133640 A KR 20100133640A KR 101160436 B1 KR101160436 B1 KR 101160436B1
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KR
South Korea
Prior art keywords
preheating
jig device
vertical
wheel
cart
Prior art date
Application number
KR1020100133640A
Other languages
Korean (ko)
Inventor
김종화
송시명
양종수
최준기
Original Assignee
에스티엑스조선해양 주식회사
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Priority to KR1020100133640A priority Critical patent/KR101160436B1/en
Application granted granted Critical
Publication of KR101160436B1 publication Critical patent/KR101160436B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/003—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to controlling of welding distortion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0247—Driving means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0294—Transport carriages or vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/235—Preliminary treatment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

PURPOSE: A vertical jig for preheating a hull plate is provided to stably implement preheating of a vertical surface even under wind or external impacts by using a trolley which can travel as being attached to the vertical surface. CONSTITUTION: A vertical jig for preheating a hull plate comprises a trolley(110) on which devices are mounted, a preheating torch frame(120) which is installed on the underside of the trolley to mount a preheating torch(300) having a plurality of flame holes facing a work surface, and a wheel driving unit(130) which drives the trolley attached to the vertical work surface. Detection sensors(150) are installed on the front and rear sides of the trolley in the travel direction and stop the trolley when detecting obstacles.

Description

Vertical preheating jig for hull plate

The present invention relates to a shell preheating vertical jig device.

In general, in the process of welding a thick steel plate having a thickness of several tens of mm or more, such as shipyard and heavy industry, preheating process is essentially performed to secure the production stability of the product from welding quality and post-welding cracks. At this time, a preheating device manufactured by tying several heating torches together at equal intervals is mainly used for stability and efficiency of work.

In the preheating device as described above, a preheating or heating operation of the structure is performed by a carriage moving along a rail, or a plurality of flame spraying holes are formed on a pipe whose length is long, and then the flame spraying holes are used. It is known to perform the preheating or heating operation of the structure while the position of the pipe is fixed so as to be adjacent to the welded portion of the structure.

All of the prior art outer plate preheating devices in a simple manner using only the preheating device is placed on the outer plate and not moved by the weight of the preheating device, it is possible to preheat only for the flat plate work below.

In practice, however, there are many cases in which the preheating work is required in the shipyard site as well as the flat plate work, and the vertical part pre-heating work is required when the parts are assembled to some extent. The worker carries out the preheating work manually by holding the torch. This preheating work has a problem that the posture of the worker is not fixed stably, and the weldability is good because the uniform preheating work is not performed on the work area. There was a problem.

The present invention has been made to solve the problems of the prior art, the object of the present invention is to preheat the lower portion of the traveling cart so that it can stably perform the preheating work on the vertical work surface without shaking even in the wind or shock from the outside The present invention provides a shell preheating vertical jig device that forms a torch frame and forms a wheel driving unit for driving the vehicle to be driven while being attached to a vertical work surface.

Another object of the present invention is to provide a shell preheating vertical jig device for improving mobility by improving the mobility through the magnet wheel and by allowing the support shaft of the caster to be rotated to freely change the direction on the working surface.

Still another object of the present invention is to provide an outer plate preheating vertical jig device in which an encoder is installed on a jig device to prevent work coordinates of the jig device to be grasped so as to prevent the preheating work section from being missed or duplicated.

Still another object of the present invention is to ensure that the jig device is not shaken even when there is an obstacle such as a welding bead in the traveling path of the jig device, so that the shock absorbing means is provided in the wheel drive unit, thereby preheating the vertical plate. The jig device is provided.

Still another object of the present invention is to provide an outer plate preheating vertical jig device having a work lamp for visually checking a working state during night work in front and rear of the jig device.

Still another object of the present invention is to prevent collision accidents, and in particular, to prevent the preheating operation automatically by the detection signal at the point where the vertical work plane and the horizontal work plane meet, obstacles in front and rear of the driving direction of the jig device. It is to provide a vertical plate preheating vertical jig device for installing a detection sensor for detecting the.

According to an aspect of the present invention, a travel truck on which the equipment is mounted; A preheating torch frame installed at a lower portion of the traveling cart to mount a preheating torch having a plurality of flame spraying ports facing the working surface; And a wheel driving unit configured to drive the traveling cart in a state in which the driving cart is magnetically attached to the vertical work surface. The outer plate preheating vertical jig device may be provided.

Here, the sensing sensor for detecting the obstacle in front and rear of the driving direction of the travel cart to stop the travel cart may be installed.

In addition, a work lamp for checking the work surface during the night work can be installed in the front and rear of the travel direction of the travel cart.

In addition, an encoder for detecting the moving coordinates of the traveling cart may be installed on the traveling cart or the preheating torch frame.

In addition, the wheel drive unit, the caster is provided with a magnetic wheel; Wheel support for coupling the caster to the driving cart side; And shock absorbing means installed in the wheel support and configured to cushion shock and displacement in a longitudinal direction transmitted to the wheel support.

In this case, the wheel driving unit may further include a rotation shaft for coupling between the caster and the wheel support in a state capable of relative rotation.

In addition, the wheel driving unit may be configured to transmit the rotational power by the drive motor to the magnet wheel of the caster.

At this time, the drive motor may be installed on the side of the caster.

Embodiments of the present invention, by forming a preheating torch frame in the lower portion of the driving cart, and the wheel driving unit for driving the driving cart is attached to the vertical work surface with a magnetic force, without shaking in the wind or impact from the outside Preheating work on the vertical work surface can be performed stably, and the mobility is improved through the magnet wheel, and the support shaft of the caster is rotated to freely change the direction on the work surface, thereby improving workability. Have

In addition, the present invention by installing the encoder in the jig device to determine the work coordinates of the jig device, it is possible to prevent the preheating work section is missing or duplicated has the effect of improving the efficiency of the preheating work.

In addition, the present invention is to be provided with a cushioning means to the wheel drive unit, even if there is an obstacle such as welding bead in the traveling path of the jig device so that the jig device is not shaken and stable progress is made, the work quality is improved effect Has

In addition, the present invention has an effect that the workability is improved by having a work lamp for visually confirming the working state during the night work on the front and rear of the jig device.

In addition, the present invention by installing a sensor to detect the obstacle to the front and rear of the driving direction of the jig device to stop the running cart, it is possible to prevent a collision accident, in particular the point where the vertical working surface and the horizontal working surface meet The preheating operation is automatically terminated by the detection signal to protect the jig device.

1 is a front view showing a shell preheating vertical jig device according to an embodiment of the present invention.
Figure 2 is a side view of the shell plate preheating vertical jig device according to an embodiment of the present invention installed on a vertical work surface.
3 is an enlarged view of a portion “A” of FIG. 2.
Figure 4 is a schematic diagram showing an example in which the outer plate preheating vertical jig device according to an embodiment of the present invention travels in the vertical direction along the working surface.
Figure 5 is a schematic diagram showing an example in which the outer plate preheating vertical jig device according to an embodiment of the present invention traveling in the horizontal direction along the working surface.
6 is a front view and a side view of a wheel drive unit according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a front view showing a shell preheating vertical jig device according to an embodiment of the present invention, Figure 2 is a side view of the shell preheating vertical jig device according to an embodiment of the present invention installed on a vertical work surface.

1 and 2, an outer plate preheating vertical jig device (hereinafter referred to as jig device) is disclosed. The jig device 100 is largely composed of a running cart 110, a preheating torch frame 120, and a wheel drive unit 130.

The driving cart 110 is manufactured as a base structure on which various equipments are mounted. When the outline is described, a main body having a rectangular frame shape is formed, and a preheating torch frame 120 is coupled to the bottom of the main body. A plurality of wheel driving units 130 are mounted at both ends of the body in the longitudinal direction of the left and right, and extend the guide bar 160 to the front and rear of the body in the longitudinal direction, respectively, at the ends of the work lamp 140 and the sensing sensor 150. To be fitted.

The preheat torch frame 120 constitutes a main body having a rectangular frame shape, and the preheating torch frame 120 includes a preheating torch 300 having a plurality of flame spray ports facing the working surface. The preheating torch frame 120 is coupled to the bottom of the traveling cart 110 by welding or the like, and moves together with the traveling cart 110.

Hereinafter, the wheel driving unit 130 will be described with reference to FIGS. 3 and 6. The wheel driving unit 130 is to run in a state in which the driving cart 110 is attached to the vertical working surface 200 magnetically, the wheel driving unit 130, the caster 133 is provided with a magnetic wheel 131 ), The wheel support 137 for coupling the caster 133 to the traveling cart 110 side, the wheel support 137 is installed inside the wheel support 137, the longitudinal impact and displacement transmitted to the wheel support 137 It may be configured as a buffer means 139 to be buffered.

At this time, the wheel driving unit 130 may be coupled to the rotating shaft 135 so that the relative rotation between the caster 133 and the wheel support 137 is possible. That is, the direction of the caster 133 can be freely changed about the rotation shaft 135.

In addition, in the present invention, the wheel driving unit 130 may be automatically driven using the rotating power of the driving motor 134.

This may be achieved through a structure in which the rotational power of the driving motor 134 is transmitted to the magnet wheel 131 of the caster 133, but there may be various design schemes, as shown in FIG. As such, a configuration in which the driving motor 134 is installed directly on the side of the caster 133 may be proposed as an example.

Of course, the drive motor 134 may be installed on the travel truck 110 or the preheating torch frame 120 and then may be powered by a belt or chain driving method.

In addition, the driving motor 134 may be a stepping motor having excellent response.

Referring to the shock absorbing means 139, it is formed using the structure of the wheel support 137 for supporting the caster 133, a pair of the pipe support 137 is coupled to the pipe in a state capable of mutual sliding It is formed of a tube member, and the buffer means 139 is interposed between the tube member.

At this time, the buffer means 139 may be a structure made of various materials capable of elastic restoration, in particular can be configured using a compression spring.

According to the present invention provided with the buffer means 139 as described above, even when an obstacle such as a welding bead is present in the traveling path of the jig device 100, the jig device 100 is not shaken so that a stable progress is made. Work quality can be maintained stably.

Work light 140 installed in the front and rear of the driving direction of the traveling cart 110 allows the user to check whether the preheating work on the working surface 200 is normally performed during the night work, so the workability You will have an excellent advantage.

In addition, the detection sensor 150 installed in the front and rear of the driving cart 110 in the driving direction detects an obstacle so that the driving cart 110 is stopped, thereby preventing a collision accident on the obstacle. At the point where the vertical work plane and the horizontal work plane meet, the preheating work may be automatically terminated by the detection signal.

Such, the sensor 150 may be a contact type sensor.

In addition, the encoder 170 for detecting the moving coordinates of the travel truck 110 is installed on the travel truck 110 or the preheating torch frame 120, the encoder is the working coordinate of the jig device 100 By making it easy to grasp the section where the preheating operation is completed and the section to which the preheating operation is to be performed, it is possible to efficiently perform the preheating operation.

4 illustrates an example in which the outer plate preheating vertical jig device according to the embodiment of the present invention travels vertically along the working surface, and FIG. 5 illustrates the outer plate preheating vertical jig device according to the embodiment of the present invention. The example which runs along a horizontal direction is shown.

4 and 5, the jig device 100 of the present invention has the advantage that can move freely by switching the direction of travel, which can be very useful when working on a vessel, such as a wide work target surface have.

As described above, the jig device 100 according to the embodiment of the present invention forms a preheating torch frame in the lower portion of the traveling bogie, and forms a wheel driving unit to allow the traveling bogie to run with a magnetic force attached to a vertical work surface. By doing so, it is possible to stably perform preheating work on the vertical work surface without shaking even in the event of wind or impact from the outside, and improve the mobility through the magnet wheel, and also rotate the support shaft of the caster so that the direction on the work surface The advantage is that the conversion is free.

100: jig device 110: driving cart
120: preheat torch frame 130: wheel drive unit
131: magnetic wheel 133: caster
134: drive motor 135: rotating shaft
137: wheel support 139: cushioning means
140: work light 150: detection sensor
160: guide bar 170: encoder
200: working surface 300: preheat torch

Claims (8)

A running cart 110 on which equipment is mounted;
A preheating torch frame 120 installed at a lower portion of the traveling cart 110 to mount a preheating torch 300 having a plurality of flame spraying holes facing the working surface; And
Outer plate preheating vertical jig device characterized in that it comprises a; a driving unit (130) for driving in the state in which the traveling cart 110 is attached to the vertical work surface 200 magnetically.
The method of claim 1,
Outer plate preheating vertical jig device characterized in that for installing the detection sensor 150 to detect the obstacle in the front and rear of the traveling direction of the traveling cart 110 to stop the traveling cart 110.
The method of claim 1,
Outer plate preheating vertical jig device, characterized in that for installing the work light (140) for confirming the working surface 200 during the night work in the front and rear of the traveling direction of the traveling cart (110).
The method of claim 1,
An outer plate preheating vertical jig device, characterized in that the encoder 170 for detecting the moving coordinates of the traveling cart 110 is installed on the traveling cart 110 or the preheating torch frame 120.
5. The method according to any one of claims 1 to 4,
The wheel driving unit 130,
The caster 133 is provided with a magnetic wheel 131;
Wheel support (137) for coupling the caster (133) to the driving cart 110 side; And
Shock absorbing means (139) is installed in the wheel support (137), the shock and displacement in the longitudinal direction transmitted to the wheel support (137) is buffered;
Outer plate preheating vertical jig device comprising a.
The method of claim 5,
The wheel drive unit 130 is a vertical plate preheating jig device further comprises a rotating shaft 135 for coupling between the caster 133 and the wheel support (137) in a state capable of relative rotation.
The method of claim 5,
The wheel drive unit 130 is a pre-heating vertical jig device, characterized in that the rotational power by the drive motor 134 is configured to be transmitted to the magnet wheel 131 of the caster 133.
The method of claim 7, wherein
The drive motor 134 is a shell preheating vertical jig device, characterized in that installed on the side of the caster (133).
KR1020100133640A 2010-12-23 2010-12-23 Vertical preheating jig for hull plate KR101160436B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100133640A KR101160436B1 (en) 2010-12-23 2010-12-23 Vertical preheating jig for hull plate

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Application Number Priority Date Filing Date Title
KR1020100133640A KR101160436B1 (en) 2010-12-23 2010-12-23 Vertical preheating jig for hull plate

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KR101160436B1 true KR101160436B1 (en) 2012-06-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101565121B1 (en) * 2013-12-06 2015-11-03 주식회사 대명엔지니어링 Twister for stringer for aircraft

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200350190Y1 (en) 1997-07-25 2004-10-06 삼성중공업 주식회사 Overhead heating unit with magnetic drive wheels
KR20080089547A (en) * 2008-08-08 2008-10-07 세호엔지니어링 주식회사 A cart for vessel using magnet
KR20090004187A (en) * 2007-07-06 2009-01-12 삼성중공업 주식회사 Auto heating apparatus
KR20090051844A (en) * 2007-11-20 2009-05-25 에스티엑스조선주식회사 Pre-heating equipment for casting weld in ship construction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200350190Y1 (en) 1997-07-25 2004-10-06 삼성중공업 주식회사 Overhead heating unit with magnetic drive wheels
KR20090004187A (en) * 2007-07-06 2009-01-12 삼성중공업 주식회사 Auto heating apparatus
KR20090051844A (en) * 2007-11-20 2009-05-25 에스티엑스조선주식회사 Pre-heating equipment for casting weld in ship construction
KR20080089547A (en) * 2008-08-08 2008-10-07 세호엔지니어링 주식회사 A cart for vessel using magnet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101565121B1 (en) * 2013-12-06 2015-11-03 주식회사 대명엔지니어링 Twister for stringer for aircraft

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