KR20170002687U - Laminate-type bracket welded pipe eccentric prevention - Google Patents

Laminate-type bracket welded pipe eccentric prevention Download PDF

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Publication number
KR20170002687U
KR20170002687U KR2020160000298U KR20160000298U KR20170002687U KR 20170002687 U KR20170002687 U KR 20170002687U KR 2020160000298 U KR2020160000298 U KR 2020160000298U KR 20160000298 U KR20160000298 U KR 20160000298U KR 20170002687 U KR20170002687 U KR 20170002687U
Authority
KR
South Korea
Prior art keywords
rim
chain
main body
pipe
pressing
Prior art date
Application number
KR2020160000298U
Other languages
Korean (ko)
Inventor
이광성
Original Assignee
이광성
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이광성 filed Critical 이광성
Priority to KR2020160000298U priority Critical patent/KR20170002687U/en
Publication of KR20170002687U publication Critical patent/KR20170002687U/en

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Classifications

    • 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
    • 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
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • 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
    • B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • 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
    • B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

According to the present invention, an eccentric bracket for welding an eccentric pipe is formed with a bracket consisting of a ring-shaped seat portion seated on one side pipe and an eccentric pressing portion pressing the other side pipe in the center direction for welding a pair of inlet type pipes The center of the pipe is pressurized in the center direction through the eccentric pressing portion and the seat portion is formed as a rim type rim type seating portion so that the pipe of a heavy weight is firmly held against external impact and the seat portion is formed into a chain- There is an effect that the seat portion can be seated on the piping of various diameters and various arcuate shapes formed by the seat portion.

Description

[0001] 1. Field of the Invention [0002] The present invention relates to an eccentric bracket,

The present invention relates to an eccentricity preventing bracket for welding an inlet pipe, and more particularly, to an eccentricity preventing bracket for a pipe type welded pipe having a ring-shaped mounting portion that is seated on a lower pipe so that a pipe on an upper portion thereof is pressed toward the center, And an eccentric pressing portion for pressing the pipe in the center direction.

Generally, the welding work carried out on the piping line of the land or marine plant usually includes a welding method based on the skill of the operator and a welding method using an automatic welding apparatus. In such an automatic welding apparatus, rotation of the pipe is often impossible in the working environment, The welding is performed while the automatic welding device moves along the outer peripheral surface of the pipe.

Here, the conventional automatic welding apparatus refers to a device composed of a track device that is fixed by wrapping an outer circumferential surface of a pipe and a weld portion that is rotated by the track device, and the weld portion is rotated along an arc of a pipe to automatically weld. Korean Patent No. 10-1037773 is disclosed as a technical literature on a welding apparatus.

Such a conventional automatic welding apparatus is characterized in that a track device is formed in a ring shape and is provided on the outer circumferential surface of the pipe and a welding device is provided on a part of the track device to rotate and move a pair of pipes along a trajectory of the track device, .

However, in the conventional automatic welding apparatus, when there is a deviation in the roundness degree in the pipe, the welding apparatus moves along the outer circumferential surface of the pipe where the deviation exists, There is a problem in that each pipe is distanced from the upper part and the center points do not coincide or the respective pipes are not welded together.

In addition, in the conventional automatic welding apparatus, when a large-sized large-sized pipe is twisted and seated, the work is directly pushed to match each other in order to match the work, so that the work is inconvenient and the center point does not coincide precisely.

The present invention has been made to overcome the above-mentioned problems of the prior art, and it is an object of the present invention to provide a method of welding a pair of inlet-type pipes by welding a ring-shaped mounting part seated on one pipe, A center bracket is formed by pressing the upper pipe in the center direction through the eccentric pressing portion to form a bracket made of eccentric pressing portion and the seat portion is formed into a rim type rim type seating portion so that a heavy weight pipe is held firmly against external impact And an eccentricity preventing bracket for welding an inlet-type piping, wherein the seat portion is formed of a chain-shaped chain-like seat portion, and the seat portion can be seated on pipes of various diameters and various arcuate shapes.

In order to accomplish the above object, the present invention provides an eccentric bracket for welding an inlet type piping, the bracket for preventing eccentricity during welding after a pair of pipes are piled up on the upper side, Wow; A plurality of eccentric pressing portions attached to the outer peripheral surface of the seat portion and pressing the pipe seated on the upper portion in the center direction; The eccentric pressing portion includes a pressing portion main body attached to an outer peripheral surface of the seating portion, a nut portion attached to an upper portion of the pressing portion main body, and a pressing bolt fastened to the nut portion.

Wherein the seat portion is formed as a rim-shaped seat portion; The rim-like seat portion includes a rim-shaped rim body cut into a pair, a rim hinge formed in a hinged shape so that the rim body is mutually rotated on one cut-out portion of the rim body, and a rim- And a rim fixing piece through which the bolt penetrates.

A slip pad made of a synthetic resin material is provided on an inner circumferential surface of the rim body to prevent the rim body from rotating after the rim body is seated on the surface of the pipe, and a plurality of concavo- .

Wherein the seat portion is formed as a chain-shaped chain seat portion; The chain-type seating part is composed of a chain-shaped chain body to which a plurality of chain holes are connected, and a chain fixing piece through which the bolts are inserted so that the chain body is coupled.

And one side of the presser unit main body is provided with a pressing chain having the same shape as that of the chain chain so as to be coupled to the chain body.

And one end of the pressure bolt is provided with a plate-shaped push-push plate so as to accurately press the outer circumferential surface of the pipe.

As described above, the eccentricity-preventing bracket for welding the inlet type piping according to the present invention has the following effects.

First, by forming a bracket composed of a ring-shaped mounting portion that is seated on one pipe and an eccentric pressing portion that presses the other pipe toward the center in order to weld a pair of inlet type pipes, the pipe on the upper side is connected to the center So that a pair of pipes can be conveniently and accurately aligned with each other,

Second, since the seat portion is formed as a rim-shaped seat portion, it is possible to securely hold the pipeline of a heavy weight against external impact, thereby greatly improving the safety of the bracket,

Third, since the seat portion is formed of a chain-shaped chain-like seat portion, it is possible to place the seat portion on pipes of various diameters and various arcuate shapes,

Fourth, by providing a plate-shaped pressurizing plate for accurately pressing the outer circumferential surface of the pipe at one end of the press bolt, it is possible to accurately pressurize the pipe, thereby improving the precision.

FIG. 1 is a state view showing the eccentricity prevention bracket according to the present invention,
FIG. 2 is a perspective view showing an eccentricity prevention bracket according to the present invention,
Fig. 3 is a state diagram showing yet another eccentricity-preventing bracket of the present invention,
4 is a perspective view showing another eccentricity prevention bracket according to the present invention,
Fig. 5 is a planar action diagram showing the action of the present invention,
6 is a plan view showing the action of the sliding pad according to the present invention.

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

As shown in FIG. 5, the eccentricity preventing bracket for welding an inlet type piping according to the present invention is a bracket 1 for preventing eccentricity during welding after a pair of pipes P are piled up, A ring-shaped seating portion 10 seated on an outer peripheral surface; And a plurality of eccentric pressing portions 20 attached to the outer circumferential surface of the seat portion 10 and pressing the pipe P seated on the upper portion thereof in the center direction.

The eccentric pressing portion 20 includes a pressing portion main body 21 attached to the outer peripheral surface of the seating portion 10, a nut 22 attached to the upper portion of the pressing portion main body 21, And a pressing bolt 23 fastened to the sphere 22.

One end surface of the pressing portion main body 21 is formed of one of bolt fastening and welding on the outer circumferential surface of the seating portion 10 and the rear end portion of the pressing bolt 23 is fastened to the grip portion Not shown).

1 and 2, the seat 10 is formed as a rim-shaped seat 11 having a rim shape.

That is, the rim-like seat portion 11 includes a rim-shaped rim main body 111 cut into a pair, a rim main body 111 having a rim main body 111, A hinge 112 and a rim fixing piece 113 through which the bolt B is inserted so that the rim main body 111 is engaged with the other side cut portion of the rim main body 111.

A through hole (not shown) through which the bolt B passes is formed on the inner surface of the rim fixing piece 113, and the rim hinge 112 is fastened to the rim main body 111 by a bolt fastening Or the like.

6, a sliding pad 114 made of a synthetic resin material is provided on the inner circumferential surface of the rim main body 111 to prevent rotation of the rim main body 111 after the rim main body 111 is seated on the surface of the pipe P, On the inner surface of the slide pad 114, a plurality of concave / convex parts 115 are formed to improve frictional force.

3 to 4, the seating portion 10 is formed of a chain-shaped seating portion 12 of a chain shape.

That is, the chain-shaped seating portion 12 includes a chain-shaped chain main body 121 to which a plurality of chain holes 121a are connected, and a chain fixing piece (not shown) through which the bolts B are inserted 122).

Meanwhile, a through hole (not shown) through which the bolt B passes may be formed on the inner surface of the chain fixing piece 122.

One side of the presser unit main body 21 is provided with a presser 123 having the same shape as that of the chain member 121a so as to be coupled to the chain main body 121.

As shown in FIG. 5, at one end of the pressing bolt 23, a plate-shaped pressing plate 231 is provided so as to accurately press the outer circumferential surface of the pipe P.

The pressure plate 231 may be formed in a curved plate shape like the outer circumferential surface of the pipe P, or may be formed of an elastic material deformed by a predetermined force.

Hereinafter, the operation of the eccentricity-preventing bracket for welding the inlet type piping according to the present invention will be described.

As shown in FIG. 5, the eccentricity preventing bracket for welding an inlet type piping according to the present invention is a bracket 1 for preventing eccentricity during welding after a pair of pipes P are piled up, A ring-shaped seating portion 10 seated on an outer peripheral surface; And an eccentric pressing portion 20 for attaching a plurality of pipes to the outer circumferential surface of the seating portion 10 and pressing the pipe P seated on the upper portion in the center direction, The center of the upper pipe P is varied in all directions through the eccentric pressurizing portion 20 after it is seated, thereby precisely centering the pair of pipes P and conveniently moving the pipe with a heavy weight.

1 to FIG. 2, the piping of a high load can be firmly held against external impact, so that the safety of the bracket 1 Can be greatly improved.

3 to 4, the seat 10 can be seated on the pipe P having various diameters and various arcuate shapes by forming the seat portion 10 as a chain- So that the use range can be greatly improved.

One side of the pressing portion main body 21 is provided with a pressing hole 123 having the same shape as that of the chain hole 121a so as to be coupled to the chain main body 121, The center point can be precisely positioned according to the pipe P having various diameters.

As shown in FIG. 5, at the one end of the pressing bolt 23, a plate-shaped pressurizing plate 231 is provided so as to accurately press the outer circumferential surface of the pipe P, thereby accurately pressurizing the upper pipe, Can be improved.

It is to be understood that the present invention is not limited to the specific preferred embodiments described above and that various modifications can be made by those skilled in the art without departing from the scope of the present invention, Of course, such modifications are within the scope of the claims.

Description of the Related Art
P: Piping B: Bolt
1: bracket 10:
11: Rim-type mounting portion 111: Rim main body
112: rim hinge 113: rim fixing piece
114: Sliding pad 115:
12: Chain type seating part 121: Chain body
121a: chain hoist 122: chain hoist
123: pressure chain 20: eccentric pressing part
21: pressurizing portion main body 22: nut portion
23: pressure bolt 231: pressure plate

Claims (6)

1. A bracket (1) for preventing eccentricity during welding after a pair of pipes (P) are topped up,
A ring-shaped seating part 10 seated on the outer circumferential surface of the pipe P;
And a plurality of eccentric pressing parts 20 attached to the outer circumferential surface of the seating part 10 and pressing the pipe P seated on the upper part in the center direction;
The eccentric pressing portion 20 includes a pressing portion main body 21 attached to an outer circumferential surface of the seating portion 10, a nut hole 22 attached to the upper portion of the pressing portion main body 21, 22. The eccentricity preventing bracket according to claim 1, wherein the pressurizing bolts (23) The method according to claim 1,
The seat (10) is formed by a rim-shaped seat (11);
The rim-like seat part 11 includes a rim-shaped rim body 111 cut into a pair and a rim hinge (not shown) formed in a hinged shape so that the rim body 111 is rotated with one side cut- 112), and a rim fixing piece (113) through which the bolt (B) passes to be coupled with the rim body (111) to the other cut part of the rim main body (111) . 3. The method of claim 2,
A slip pad 114 made of a synthetic resin material is provided on the inner circumferential surface of the rim main body 111 to prevent the rim main body 111 from being rotated after the rim main body 111 is seated on the surface of the pipe P, Is provided with a plurality of protrusions (115) on the inner surface of the bosses to improve frictional force. The method according to claim 1,
The seating part (10) is formed of a chain-shaped chain-like seating part (12);
The chain type seating portion 12 includes a chain type main body 121 having a plurality of chain holes 121a connected thereto and a chain fixing piece 122 through which the bolts B are inserted so that the chain main body 121 is engaged, And an eccentric bracket for welding the eccentric pipe. 5. The method of claim 4,
Wherein the presser unit main body 21 is provided at one lower end surface thereof with a presser 123 having the same shape as that of the chain member 121a so as to be coupled to the chain main body 121. [ Prevention bracket. The method according to claim 1,
Wherein an end of the pressing bolt (23) is provided with a pressure plate (231) in the form of a dish so as to accurately press the outer circumferential surface of the pipe (P).
KR2020160000298U 2016-01-19 2016-01-19 Laminate-type bracket welded pipe eccentric prevention KR20170002687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020160000298U KR20170002687U (en) 2016-01-19 2016-01-19 Laminate-type bracket welded pipe eccentric prevention

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020160000298U KR20170002687U (en) 2016-01-19 2016-01-19 Laminate-type bracket welded pipe eccentric prevention

Publications (1)

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KR20170002687U true KR20170002687U (en) 2017-07-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109986268A (en) * 2019-04-12 2019-07-09 上海外高桥造船有限公司 The now localization method of the positioning device of school gathering pipe and existing school gathering pipe
KR102202963B1 (en) * 2020-09-25 2021-01-13 곽명식 Pipe welding jig
KR20220135471A (en) * 2021-03-30 2022-10-07 (주)에이딕 Pressure container manufacturing method for maintaining roundness of cylinder for pressure container and support structure therefor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109986268A (en) * 2019-04-12 2019-07-09 上海外高桥造船有限公司 The now localization method of the positioning device of school gathering pipe and existing school gathering pipe
KR102202963B1 (en) * 2020-09-25 2021-01-13 곽명식 Pipe welding jig
KR20220135471A (en) * 2021-03-30 2022-10-07 (주)에이딕 Pressure container manufacturing method for maintaining roundness of cylinder for pressure container and support structure therefor

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