KR102502991B1 - Rotary jig device for welding - Google Patents

Abstract

The present invention provides a rotary jig device for welding, which comprises: a rotating part which rotates a workpiece; a rotating plate which supports the rotation; a clamping part for supporting the workpiece; a jig rotation axis which rotates when supplied with power; and a gas collection module which collects harmful gases generated during welding.

Description

Rotary jig device for welding {Rotary jig device for welding}

The present invention relates to a rotating jig device for welding, and more particularly, to a rotating unit for rotating a workpiece, a rotating plate for supporting rotation, a clamping unit for supporting a workpiece, a jig rotation shaft that rotates by receiving power, and welding. It relates to a rotating jig device for welding equipped with a gas collection module for collecting harmful gases generated during welding.

Pipelines with complex structures are connected to the upper part of the main deck of most ships, such as tankers, LNG carriers, and FPSOs. Each pipe is primarily welded to a circular pad corresponding to the pipe shape, and the pad bonded to the pipe is welded to the top of the main deck. Although this welding operation is performed manually by a worker, there are problems in that work fatigue and work productivity are low because the work area is low and welding must be performed while rotating around the pipe during welding.

In addition, dust generated during rotation welding may be scattered and cause safety problems for workers due to harmful welding gases.

Accordingly, the present invention proposes an invention provided with a rotating shaft capable of stably adjusting rotation, a series of components, and a gas collecting module for collecting harmful gases.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a rotary jig device for welding provided with a rotating part for rotating a workpiece, a rotating plate, and a clamping part for fixing a workpiece.

Another object of the present invention is to provide a rotating jig device for welding equipped with a jig rotating shaft that rotates when supplied with power.

Another object of the present invention is to provide a rotary jig device for welding equipped with a gas collecting module for collecting harmful gases generated during welding of a workpiece.

Another object of the present invention is to provide a rotating jig device for welding equipped with a motor protector for protecting a main motor and an auxiliary motor.

Another object of the present invention is to provide a rotating jig device for welding equipped with a motor assembly for coupling a main motor and an auxiliary motor.

The object of the present invention is not limited to the tasks mentioned above, and other tasks not mentioned will be clearly understood by those skilled in the art from the following description.

A rotating jig device for welding according to an embodiment of the present invention for solving the above problems may include a main body including components for fixing and rotating a workpiece.

In one embodiment, a rotating part installed at the front end of the main body to rotate the workpiece, a rotating plate integrally coupled with the rotating part to stably support the rotation of the rotating part, and installed on the outer circumferential surface of the rotating part to separate the workpiece during rotation or welding. In order to prevent this, a clamping unit composed of at least one or more frames may be included.

In one embodiment, the rotating jig device for welding includes a first frame and a second frame integrally coupled to the rear end surface of the rotating plate to assist rotation of the rotating plate, installed inside the main body to receive power and rotate It may further include a jig rotation shaft, a rotation bar coupled between the jig rotation shaft and the rotation plate to apply the rotational force of the jig rotation shaft to the rotation plate.

In one embodiment, the jig rotation shaft is formed so as to protrude toward the front from the upper surface of the motor gear that receives power and rotates, the through hole is formed in the center and integrally communicates with the motor gear, and the upper surface of the gear plate is formed. An assembly housing in which a space is formed so as to couple the gears of the assembly housing, a communication gear coupled to the inside of the assembly housing and receiving rotational force of the motor gear, coupled so that the motor gear and communication gear are integrally communicated, and rotated by receiving rotational force It may include a rotating shaft coupled to the top of the rotating shaft, a rotating shaft coupling body, and a rotating rod insert protruding so that the rotating rod is coupled to the upper surface of the rotating shaft coupling body.

In one embodiment, the rotary jig device for welding may further include a gas collection module installed at the lower end of the jig rotation shaft to collect harmful gases generated while welding a workpiece.

In one embodiment, the gas collection module includes a module body storing compressed air therein, at least one nozzle unit installed on one end surface of the module body and spraying compressed air flowing through the module body while rotating 360 degrees, and a module body. A module gear coupled to the rear end surface of the module gear that rotates in engagement with the rotation of the rotating shaft to rotate the module body, a fixing base formed to fix the gas collection module to the lower part of the rotating shaft, and a fixing base installed toward the front to measure the concentration of harmful gases. a gas sensor installed on the lower part of the main body to form a space for uncollected harmful gases to stay, a motor protector installed on the lower part of the collecting housing, and a main power supply to the gas collection module installed inside the motor protector It may include a main motor that supplies, an auxiliary motor that is disposed inside the motor protector to supply auxiliary power to the gas collecting module, and a motor assembly that connects the main motor and the auxiliary motor.

In one embodiment, the motor protector has a motor protector body for protecting the main motor and auxiliary motor, and a fastening groove is formed to engage with the motor protector body, and absorbs noise and vibration generated from the main motor and auxiliary motor. It may include a fastening ring installed on both sides of the sound absorbing plate and the motor protector body and fastened to the fastening groove of the sound absorbing plate.

In one embodiment, the motor assembly may include a first connector inserted into the main motor, a second connector inserted into the auxiliary motor, a rubber ring inserted so that the first connector and the second connector are fitted, and the first connector , It may include a coupling clamping unit that is coupled to and fixed to the shape in which the second connector and the rubber ring are coupled.

In one embodiment, the first connection body is integrally formed with the first connection head inserted into the main motor and the first connection head, and the step is integrally formed with the first connection body and the first connection body. It includes a first connecting body tail into which a rubber ring is inserted, and the second connecting body is integral with the second connecting body head and the second connecting body head inserted into the auxiliary motor, and the step is the second connecting body, the second connecting body It is integral with the connecting body and includes a stepped second connecting body tail into which a rubber ring is inserted, and the coupling clamping part has a half moon shape along the circumferential length of the first connecting body tail. The semi-moon formed to be rotatable by connecting the second half-moon, the first half-moon, and the second half-moon with a through hole that can be coupled to the center along the circumferential length of the first connector tail in a half-moon shape corresponding to the first half-moon. It may include a second connecting body, a fixing shaft coupled to one end of the second semilunar portion and rotatable due to a hinge, and a fixing groove formed with a groove so that the fixed shaft is inserted into and fixed to one end of the first semilunar portion.

According to the present invention, a rotation unit for rotating a workpiece, a rotation plate for supporting rotation, a clamping unit for supporting a workpiece, a jig rotation shaft that rotates by receiving power, and a gas collection module for collecting harmful gases generated during welding A rotation jig device for welding is provided. Effects according to the present invention are not limited by the contents exemplified above, and more various effects are included in the present invention.

1 shows a front view of one embodiment of a rotating jig device for welding according to the present invention.
Figure 2 shows a side view of one embodiment of a rotating jig device for welding according to the present invention.
3 is a side view showing in detail the overall configuration of the rotating jig device for welding according to the present invention.
Figure 4 is a detailed view of the rotational axis of the jig of the rotating jig device for welding according to the present invention.
5 is a side view showing the overall configuration of the gas collection module of the rotating jig device for welding according to the present invention.
6 is a detailed view of a nozzle unit of a gas collecting module of a rotating jig device for welding according to the present invention.
Figure 7 shows an assembly view of the motor assembly of the rotating jig device for welding according to the present invention.
Figure 8 shows an assembled cross-section of the motor assembly of the rotating jig device for welding according to the present invention.
Figure 9 is a side view showing an embodiment of the coupling of the motor assembly of the rotating jig device for welding according to the present invention.
Figure 10 shows the overall configuration of the motor housing of the rotating jig device for welding according to the present invention.
11 shows an assembly view of a motor housing of a rotating jig device for welding according to the present invention.

Hereinafter, various embodiments will be described in more detail with reference to the accompanying drawings. The embodiments described in this specification may be modified in various ways. Certain embodiments may be depicted in the drawings and described in detail in the detailed description. However, specific embodiments disclosed in the accompanying drawings are only intended to facilitate understanding of various embodiments. Therefore, the technical idea is not limited by the specific embodiments disclosed in the accompanying drawings, and it should be understood to include all equivalents or substitutes included in the spirit and technical scope of the invention.

Terms including ordinal numbers, such as first and second, may be used to describe various components, but these components are not limited by the above terms. The terminology described above is only used for the purpose of distinguishing one component from another.

In this specification, terms such as "comprise" or "having" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It should be understood that the presence or addition of numbers, steps, operations, components, parts, or combinations thereof is not precluded. It is understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, but other elements may exist in the middle. It should be. On the other hand, when an element is referred to as “directly connected” or “directly connected” to another element, it should be understood that no other element exists in the middle.

Meanwhile, a “module” or “unit” for a component used in this specification performs at least one function or operation. And a "module" or "unit" may perform a function or operation by hardware, software, or a combination of hardware and software. In addition, a plurality of “modules” or “units” other than “modules” or “units” to be executed in specific hardware or to be executed in at least one processor may be integrated into at least one module. Singular expressions include plural expressions unless the context clearly dictates otherwise.

In addition, in describing the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be abbreviated or omitted.

1 shows a front view of one embodiment of a rotating jig device for welding according to the present invention, Figure 2 shows a side view of one embodiment of a rotating jig device for welding according to the present invention, and FIG. The overall configuration of the rotating jig device for welding according to the invention is shown in detail in a side view.

The rotating jig device for welding may include a main body 10, a rotating part 20, a rotating plate 21, and a clamping part 30.

The main body 10 may include components for fixing and rotating the workpiece.

The rotation unit 20 is installed at the front end of the main body 10 to rotate the workpiece.

The rotation plate 21 may be integrally coupled with the rotation unit 20 to stably support rotation of the rotation unit 20 .

The clamping part 30 is installed on the outer circumferential surface of the rotating part 20 and may be composed of at least one frame to prevent the workpiece from being separated during rotation or welding.

Referring to FIG. 3 , the rotating jig device for welding may further include a first frame 22 and a second frame 23 , a jig rotating shaft 100 and a rotating bar 40 .

The first frame 22 and the second frame 23 may be integrally coupled to the rear end surface of the rotation plate 21 to assist rotation of the rotation plate 21 .

The jig rotation shaft 100 may be installed inside the main body 10 and rotated by receiving power.

The rotating rod 40 may be coupled between the jig rotating shaft 100 and the rotating plate 21 to apply the rotational force of the jig rotating shaft 100 to the rotating plate 21 .

Figure 4 is a detailed view of the rotational axis of the jig of the rotating jig device for welding according to the present invention.

The jig rotation shaft 100 includes a motor gear 110, a gear plate 120, an assembly protection body 130, a communication gear 140, a rotation shaft 150, a rotation shaft assembly 160, and a rotation bar insert 170. can do.

The motor gear 110 may receive power and rotate.

A through hole is formed in the center of the gear plate 120 to integrally communicate with the motor gear 110 .

The assembly protection body 130 is formed to protrude from the upper surface of the gear plate 120 toward the front, and a space may be formed therein so as to engage any gear.

The communication gear 140 may be coupled to the inside of the assembly protection body 130 and receive rotational force of the motor gear 110 .

The rotating shaft 150 is coupled so that the motor gear 110 and the communication gear 140 are integrally communicated with each other, and may be rotated by receiving rotational force.

The rotating shaft coupling body 160 may be coupled to an upper end of the rotating shaft 150 .

The rotating rod insertion part 170 may protrude so that the rotating rod 40 is coupled to the upper surface of the rotating shaft coupling body 160 .

An embodiment of a rotary jig device for welding according to the present invention is described in detail as follows.

The main body 10 may include a first frame 22 and a second frame 23 including the jig rotation shaft 100 and the rotation bar 40 therein.

The jig rotation shaft 100 rotates by receiving power from the main motor 280 described below, and the rotation shaft 150 connected thereto also rotates.

Subsequently, as the rotating rod 40 inserted into the rotating rod insertion portion 170 rotates, the rotating portion 20 rotates and the clamping portion 30 then rotates.

At this time, the first frame 22 and the second frame 23 connected to the rotation plate 21 may assist rotation of the rotation bar 40 .

5 is a side view showing the overall configuration of the gas collecting module of the rotating jig device for welding according to the present invention, and FIG. 6 shows the nozzle unit of the gas collecting module of the rotating jig device for welding according to the present invention in detail. it did

The rotating jig device for welding may further include a gas collecting module 200 installed at the lower end of the jig rotating shaft 100 to collect harmful gases generated while welding a workpiece.

The gas collection module 200 includes a module body 210, a nozzle unit 220, a module gear 230, a fixing table 240, a gas sensor 250, a collection protector 260, a motor protector 270, a main It may include a motor 280, an auxiliary motor 290 and a motor assembly 300.

The module body 210 may store compressed air therein.

At least one nozzle unit 220 is installed on one end surface of the module body 210 and can spray compressed air flowing through the module body 210 while rotating 360 degrees.

The module gear 230 is coupled to the rear end surface of the module body 210 and rotates in engagement with the rotation of the rotating shaft 150 to rotate the module body 210 .

The fixing table 240 may be formed to fix the gas collecting module 200 to the lower part of the rotating shaft 150 .

The gas sensor 250 is installed toward the front of the holder 240 to measure the concentration of noxious gas.

The collection protector 260 may be installed below the main body 10 to form a space where uncollected harmful gas can stay.

The motor protector 270 may be installed at the lower end of the collection protector 260 .

The main motor 280 may be disposed inside the motor protector 270 to supply main power to the gas collecting module 200 .

The auxiliary motor 290 may be disposed inside the motor protection body 270 to supply auxiliary power to the gas collecting module 200 .

The motor assembly 300 may connect the main motor 280 and the auxiliary motor 290.

An embodiment of the gas collection module 200 of the rotary jig device for welding according to the present invention is described in detail as follows.

The gas collection module 200 may rotate in engagement with rotation of the rotating shaft 150 that rotates when power is applied.

At this time, compressed air may be sprayed from the nozzle unit 220 configured on the side to assist harmful gases in the collecting housing 260 to be absorbed into the module body 210 .

The gas concentration in the collection housing 260 is analyzed by the gas sensor 250, and a green lamp is turned on when the module body 210 is at an appropriate concentration, and a red lamp is turned on when the module body 210 exceeds the collectable harmful gas concentration. can

Referring to Figure 6, the shape of the nozzle unit is not limited to one shape, it may be a bent shape depending on the working environment.

Figure 7 shows an assembly view of the motor assembly of the rotating jig device for welding according to the present invention, Figure 8 shows an assembly cross-section of the motor assembly of the rotating jig device for welding according to the present invention, Figure 9 is a side view showing an embodiment of the coupling of the motor assembly of the rotating jig device for welding according to the present invention.

The motor combination body 300 may include a first connection body 310 , a second connection body 320 , a rubber ring 330 , and a coupling clamping unit 340 .

The first connector 310 may be inserted into the main motor 280 .

The second connector 320 may be inserted into the auxiliary motor 290 .

The rubber ring 330 may be inserted so that the first connecting body 310 and the second connecting body 320 are fitted together.

The coupling clamping unit 340 may be coupled to and fixed to a shape in which the first connector 310, the second connector 320, and the rubber ring 330 are combined.

The first connector 310 includes a first connector head 310a inserted into the main motor 280, a first connector body 310b integral with the first connector head and stepped, It may include a first connector tail 310c that is integral with the body body and is stepped and into which the rubber ring 330 is inserted.

The second connecting body 320 includes a second connecting body head 320a inserted into the auxiliary motor 290, a second connecting body 320b integral with the second connecting body head and having a step, and the second connecting body 320b. It may include a second connector tail 320c that is integral with the body body and is stepped and into which the rubber ring 330 is inserted.

The coupling clamping portion 340 may include a first half-moon portion 341, a second half-moon portion 342, a half-moon portion connecting body 343, a fixed shaft 344, and a fixing groove 345.

The first half-moon portion 341 has a half-moon shape and may have a through hole that can be coupled to the center along the circumferential length of the first connector tail 310c.

The second half-moon portion 342 may have a half-moon shape corresponding to the first half-moon portion 341 and may have a through hole that can be coupled to the center along the circumferential length of the first connector tail 310c.

The half-moon part connecting body 343 may be formed to be rotatable by connecting the first half-moon part 341 and the second half-moon part 342 .

The fixed shaft 344 is coupled to one end of the second semilunar part 342 and may be rotatable due to a hinge.

The fixing groove 345 may have a groove formed so that the fixing shaft 344 is inserted and fixed to one end of the first semilunar part 341 .

An embodiment of a motor assembly of a rotary jig device for welding according to the present invention is described in detail as follows.

The motor assembly 300 is rotatably connected to the meniscus connecting body 343 as a hinge so that the first meniscus 341 and the second meniscus 342 are rotatable.

The coupling clamping part 340 is inserted to fix the circumferences of the first connecting body tail 310c of the first connecting body 310 and the second connecting body tail 320c of the second connecting body 320 so as to form a fixed shaft ( It is fixed to the fixing groove 345 by 344.

The motor assembly 300 may perform a function of reducing vibration and noise generated from each motor in the motor assembly 300 by combining the main motor 280 and the auxiliary motor 290 .

Figure 10 shows the overall configuration of the motor protector of the rotating jig device for welding according to the present invention, Figure 11 shows an assembly view of the motor protector of the rotating jig device for welding according to the present invention.

The motor protector 270 may include a motor protector body 271 , a sound absorbing plate 272 and a fastening ring 273 .

The motor protector body 271 may protect the main motor 280 and the auxiliary motor 290 .

The sound absorbing plate 272 has fastening grooves 272-b formed so as to be combined with the motor protector body 271, and has fine grid patterns to absorb noise and vibration generated from the main motor 280 and the auxiliary motor 290. It can be woven in intervals.

The fastening ring 273 is installed on both sides of the motor protector body 271 and may be fastened to the fastening groove 272-b of the sound absorbing plate 272.

An embodiment of the motor protector of the rotating jig device for welding according to the present invention is described in detail as follows.

The sound absorbing plate 272 can be easily replaced because fastening grooves 272-b are formed on both sides and can be detached by the fastening ring 273.

The fastening ring 273 is provided with at least one hinge and can be fastened by rotating in one or more stages, but is not limited thereto.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific embodiments described above, and is common in the art to which the present invention pertains without departing from the gist of the present invention claimed in the claims. Of course, various modifications are possible by those with knowledge of, and these modifications should not be individually understood from the technical spirit or prospect of the present invention.

body(10)
rotating part (20)
Swivel Plate(21)
1st frame (22)
Second frame (23)
clamping part (30)
swivel rod(40)
Jig axis of rotation (100)
motor gear(110)
gear plate(120)
assembly housing(130)
Communication gear (140)
Rotational axis(150)
Rotating shaft assembly (160)
Rotating rod insertion part (170)
Gas collection module (200)
module body (210)
Nozzle unit (220)
module gear(230)
Fixture(240)
gas sensor(250)
collection housing (260)
Motor Protector(270)
Motor protector body (271)
Acoustic board(272)
fastening groove (272-b)
fastening ring(273)
Main motor (280)
Auxiliary motor (290)
motor combination (300)
1st connector 310
1st connecting body head (310a)
First connection body (310b)
The first connector tail 310c
Second connecting body (320)
2nd connecting body head (320a)
Second connection body (320b)
Second connector tail 320c
rubber ring(330)
Combined clamping part 340
1st half month part (341)
2nd half moon part (342)
Semilunar connector (343)
fixed axis(344)
Fixed groove (345)

Claims (3)

a main body including components for fixing and rotating the workpiece;
In the rotating jig device for welding comprising a,
a rotation unit installed at a front end of the main body to rotate the workpiece;
a rotation plate integrally coupled with the rotation unit to stably support rotation of the rotation unit;
a clamping unit installed on an outer circumferential surface of the rotation unit and composed of at least one frame to prevent the workpiece from being separated during rotation or welding;
including,
The rotating jig device for the welding,
a first frame and a second frame integrally coupled to the rear end surface of the rotation plate to assist rotation of the rotation plate;
A jig rotation shaft installed inside the main body to receive power and rotate;
a rotation bar coupled between the rotation shaft of the jig and the rotation plate to apply rotational force of the rotation shaft of the jig to the rotation plate;
Including more,
The jig axis of rotation is
a motor gear that receives the power and rotates;
a gear plate having a through hole formed in the center and integrally communicating with the motor gear;
an assembly housing formed to protrude from an upper surface of the gear plate toward the front and having a space formed therein to engage an arbitrary gear;
a communication gear coupled to the inside of the assembly housing and receiving rotational force of the motor gear;
a rotational shaft connected to communicate with the motor gear and the communication gear integrally and rotated by receiving the rotational force;
a rotating shaft assembly coupled to an upper end of the rotating shaft;
a rotating rod insert protruding from an upper surface of the rotating shaft coupling body so that the rotating rod is coupled thereto;
including,
The rotating jig device for the welding,
a gas collection module installed at the lower end of the jig rotating shaft to collect harmful gases generated while welding the workpiece;
Including more,
The gas collection module,
A module body for storing compressed air therein;
at least one nozzle unit installed on one end surface of the module body to spray the compressed air flowing through the module body while rotating 360 degrees;
a module gear that is coupled to the rear end surface of the module body and rotates in engagement with the rotation of the rotation shaft to rotate the module body;
a fixing table formed to fix the gas collecting module to a lower portion of the rotating shaft;
a gas sensor installed toward the front of the holder to measure the concentration of the noxious gas;
a collecting housing installed at a lower portion of the main body and having a space in which the uncollected harmful gas can stay;
A motor protector installed at the lower end of the collecting housing;
a main motor disposed inside the motor protection body to supply main power to the gas collection module;
an auxiliary motor disposed inside the motor protection body to supply auxiliary power to the gas collecting module;
a motor assembly connecting the main motor and the auxiliary motor;
Containing, a rotating jig device for welding. delete delete

Images