JPH05237730A - Piping assembling device - Google Patents

Abstract

PURPOSE:To assemble piping in which the position of the end of the piping and the attaching angle of a flange are accurate. CONSTITUTION:A piping assembling device has two supporting beams 2, 3 moving along rails 1 laid in a horizontal direction, the first and the second truck 10, 11 horizontally moving in a direction crossing the rails 1 severally mounted on the supporting beams 2, 3 at a right angle, and the first and the second chuck 18, 19 which are attached at the mutually same height on each of trucks 10, 11 and can horizontally turn and moreover rotate centering around a horizontal axis. Flanges are fixed to the first and the second chucks 18, 19 to severally weld the end parts of piping to the flanges.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe assembling apparatus capable of easily and accurately performing a piping work in a large structure.

[0002]

2. Description of the Related Art Recently, when building ships and large structures, each section is manufactured as one unit, and after all units are manufactured, the units are joined to complete a large structure such as a ship. The method of letting is adopted. In such a unit, if there is piping that connects between units, it is not possible to properly connect the piping between the units unless the flange position of the pipe end fixed to the joint surface of the unit is accurate. The pipes will no longer communicate.

For this reason, conventionally, the piping is bent so as not to interfere with the device in the unit, and the end of the piping is designed to be in an accurate position to improve the accuracy of the entire piping.

[0004]

The conventional pipe assembling work described above requires skill, takes time, and is inefficient.

In order to eliminate such a conventional defect, the present invention facilitates the piping work if the position of the pipe end and the mounting angle of the flange are more accurate than the accuracy of the entire pipe shape is improved. It is an object of the present invention to provide a pipe assembling apparatus in which the position of the pipe end and the mounting angle of the flange can be accurately observed, and the pipes to be accurately connected can be easily obtained.

[0006]

A pipe assembling apparatus according to the present invention comprises two support beams which move along rails laid horizontally, and two support beams which are respectively placed on the two support beams. The first to move horizontally in the direction orthogonal to the rail,
A second carriage, and first and second chucks mounted on the respective carriages at the same height as each other and horizontally rotatable and rotatable about a horizontal axis. A support beam that moves along a rail laid horizontally, a carriage that is placed on the support beam and moves horizontally on the support beam in a direction orthogonal to the rail, and the carriage. A chuck that is mounted on the chuck and that can be horizontally swiveled and that is rotatable about a horizontal axis; a gate-type support having a horizontal beam in a direction orthogonal to the longitudinal direction of the rail laid in the horizontal direction; A dolly that moves along a horizontal beam of a column, a support body that is vertically movably attached to the dolly, and a chuck that is attached to the support body and is rotatable about a horizontal axis and a vertical axis. It is characterized by having.

[0007]

According to the first aspect of the invention, the first and second chucks are respectively provided with the flanges for the pipe joints, the two support beams are moved along the rails, and the first and second carriages are supported by the support beams. To move the first and second chucks horizontally in a direction orthogonal to the rails and to pivot about a horizontal axis, thereby accurately positioning the position and direction of the flange. By fitting both ends of the pipe to the flange and welding the pipe and the flange, the pipes to be joined accurately can be obtained.

According to the second aspect of the invention, a flange for a pipe joint is attached to the third chuck, and the third carriage and the support are moved to adjust the position. Rotating about a vertical axis, the pipe is fitted to the flange attached to both or one of the first and second chucks and the flange attached to the third chuck, and the pipe is welded to the flange. As a result, a pipe that is three-dimensionally and accurately connected can be obtained.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view of an embodiment of the present invention, and FIG. 2 is a plan view thereof. First, an embodiment of the invention of claim 1 will be described. A pair of rails 1 are arranged in parallel in the horizontal direction. Two support beams 2 and 3 are horizontally mounted on the rail 1 in a direction orthogonal to the rail 1.

The two support beams 2 and 3 have the same structure. FIG. 3 is an enlarged front view of the support beam 2, and FIG. 4 is a right side view of FIG. 3 viewed from the IV direction. Wheels 4 (see FIG. 4) rolling on the rail 1 are provided below both ends of the
A pinion 6 which is driven to rotate by is attached, and the pinion 6 meshes with a rack 7 laid parallel to the rail 1. When the pinion 6 is rotationally driven by the motor 5, the support beams 2 and 3 move in the lateral direction X along the rail 1 while maintaining the state orthogonal to the rail 1.

As shown in FIGS. 1 and 2, a rail 8 is laid horizontally on the support beam 2 in a direction orthogonal to the rail 1, and a rail 8 is also laid on the support beam 3 in a direction orthogonal to the rail 1. 9 is laid horizontally, the first carriage 10 is placed on the rail 8 of the support beam 2, and the rail 9 of the support beam 3 is placed.
A second dolly 11 is placed on top.

The first trolley 10 and the second trolley 11 have the same structure. The first trolley 10 will be described with reference to FIG. 3 and FIG. There is a pinion 13 for
Reference numeral 3 meshes with a rack 14 laid parallel to the rail 8 so that the first carriage 10 can be moved along the rail 8 in the vertical direction Y. First trolley 10
A turntable 16 which can be horizontally swung by a motor 15 is mounted on the above, and a first chuck 18 which can be swung about a horizontal axis by a motor 17 is installed thereon. On the second carriage 11 (see FIGS. 1 and 2) as well, a second chuck 19 which can be rotated about a horizontal axis by a motor 17 is installed on a turntable 16 which can also be horizontally rotated. However, the first chuck 18 and the second chuck 19 are arranged at the same height so that they can face each other. The first chuck 18 and the second chuck 19 are designed so that a flange for a pipe joint can be mounted and held therebetween. Immediately before the first chuck 18 and the second chuck 19, , A support 20 for supporting the tube is attached.

The above-mentioned invention of claim 1 is used for assembling a flat pipe, and its usage will be described below.

In FIG. 5, a flange 22 is fixed to one end of a straight straight pipe 21, and a flange 23 is fixed to the other end of the straight pipe 21 while maintaining an accurate distance from the flange 22, and the flanges 22 and 23 are Phase in the direction of rotation about the horizontal axis of the flanges 22 and 23 so that the bolt insertion holes formed in the flanges 22 and 23 are positioned at right angles to the central axis of the straight pipe 21. FIG. 8 is a plan view showing an operating state in the case of also accurately adjusting.

First, one end of the required straight pipe 21 is attached to the flange 22.
, And the other end of the straight pipe 21 into the flange 23,
The flange 22 is attached to the first chuck 18 and then the first
After fastening the chuck 18 to fix the flange 22 to the first chuck 18, the other flange 23 is attached to the second chuck 19, and then the second chuck 19 is tightened to attach the flange 23 to the second chuck 19. Fix it.

Next, one or both of the support beams 2 and 3 are moved in the lateral direction X along the rail 1 so that the distance between the outer surfaces of the flanges 22 and 23 is adjusted to match the dimension of a predetermined pipe length. Then, the first trolley 10 is moved along the rail 8 or the second trolley 11 is moved along the rail 9 to adjust the position in the vertical direction Y, and the turntable 16 (FIG. 3, FIG.
Together with the first chuck 18 and the second chuck 19
Is horizontally rotated so that the first chuck 18 and the second chuck 19 face each other on a horizontal straight line parallel to the rail 1. Then, by the motor 17 shown in FIG.
The chuck 18 and the second chuck 19 are rotated about a horizontal axis, and the flanges 22 and 23 are adjusted so that the positions of the bolt insertion holes formed in the flanges 22 and 23 are accurately positioned.
Adjust the phase in the direction of rotation about the horizontal axis of.

In this state, the flanges 22 and 23 are connected to the straight pipe 21.
When the first chuck 18 and the second chuck 19 are loosened and the support beams 2 and 3 are moved along the rail 1 in the directions away from each other, the straight pipes 21 have flanges 22 and 23 at both ends.
Is fixed at a right angle, and the distance between the outer surfaces of the flanges 22 and 23 matches the dimension of the predetermined pipe length, so that the positions of the bolt insertion holes formed in the flanges 22 and 23 are accurate. You can get the plumbing.

In FIG. 6, a flange 22 is fixed to one end of an L-shaped bent pipe 24 and a flange 23 is fixed to the other end of the bent pipe 24 so that the flanges 22 and 23 are oriented at right angles to each other. The positions of the flanges 22 and 23 on the rectangular coordinates in the horizontal direction X and the vertical direction Y become predetermined, so that the positions of the bolt insertion holes formed in the flanges 22 and 23 are accurately positioned. FIG. 9 is a plan view showing an operating state in the case where the phases in the rotation direction about the horizontal axis are also accurately matched.

One or both of the supporting beams 2 and 3 are connected to the rail 1
Along the direction X in the lateral direction to move the first carriage 10 to the rail 8
6, and the second dolly 11 is moved along the rail 9 to the lower side in FIG. Then, together with the turntable 16 (see FIGS. 3 and 4), the first chuck 1
The 8 is horizontally turned 90 degrees clockwise so that the first chuck 18 faces the vertical direction Y as shown in FIG. Insert one end of the required bent pipe 24 into the flange 22,
The other end of 4 is inserted into the flange 23, the flange 22 is fixed to the first chuck 18, and the flange 23 is fixed to the second chuck 19.

Next, the distance between the support beams 2 and 3 in the lateral direction X, the first
Position of the truck 10 on the rail 8, the second truck 11
Finely adjust the position of each rail on the rail 9
2 and 23 are kept in a predetermined positional relationship, and the first chuck 18 and the second chuck 19 are rotated about a horizontal axis so that the positions of the bolt insertion holes formed in the flanges 22 and 23 are After adjusting the phases of the flanges 22 and 23 in the direction of rotation about the horizontal axis so that they are positioned accurately, the rear flange 2
When welding 2, 23 to the bent pipe 24, the flanges 22, 2
It is possible to obtain the pipe of the bent pipe 24 in which 3 are oriented at right angles to each other and are in a predetermined position.

FIG. 7 is a plan view showing an operating state when the flanges 22 and 23 are fixed to both ends of the crank-shaped bent pipe 25 so as to be in predetermined positions.

One or both of the support beams 2 and 3 are connected to the rail 1
Along the direction X in the lateral direction to move the first carriage 10 to the rail 8
Along the rails 9 and the second carriage 11 is moved along the rails 9 toward the bottom in FIG. 7. Required bend pipe 2
One end of 5 is inserted into the flange 22, and the other end of the bent pipe 25 is inserted into the flange 23 so that the flange 22 is fixed to the first chuck 18 and the flange 23 is fixed to the second chuck 19. Then, the distance between the support beams 2 and 3 in the lateral direction X, the first
Position of the truck 10 on the rail 8, the second truck 11
Finely adjust the position of each rail on the rail 9
2 and 23 are kept in a predetermined positional relationship, and the first chuck 18 and the second chuck 19 are rotated about a horizontal axis so that the positions of the bolt insertion holes formed in the flanges 22 and 23 are After adjusting the phases of the flanges 22 and 23 in the direction of rotation about the horizontal axis so that they are positioned accurately, the rear flange 2
When welding 2, 23 to the bent pipe 25, the flanges 22, 2
It is possible to obtain a crank-shaped bent pipe 25 in which 3 is in a predetermined position.

Although the above-mentioned crank-shaped bent pipe 25 of FIG. 7 is composed of one pipe, the crank-shaped bent pipe 25
Is configured by welding the end pipe 26, the bending pipe 27, the relay pipe 28, the bending pipe 29, and the end pipe 30 as shown in FIG. 8 in combination, and welding the flanges 22 and 23 to both ends. You can also

When a crank-shaped bent pipe is constructed by using the parts shown in FIG. 8, first, as shown in FIG. 9, the end pipe 26 and the bent pipe 27, and the bent pipe 29 and the end pipe 30 are connected. Weld them together.

As shown in FIG. 10, the positions of the support beams 2 and 3 on the rail 1, the position of the first carriage 10 on the rail 8, the position of the second carriage 11 on the rail 9,
Both the first chuck 18 and the second chuck 19 are oriented in the same state as in FIG. 7, the flange 22 is fixed to the first chuck 18, and the flange 2 is fixed to the second chuck 19.
3, the end pipe 26 is inserted into the flange 22 and supported by the support 31, and the end pipe 30 is inserted into the flange 23 and supported by the support 31.

Next, as shown in FIG. 11, the relay pipe 28 is inserted between the bent pipes 27 and 29, and is supported by the support 31.
The trolley 10 and the second trolley 11 are finely adjusted in the longitudinal direction Y along the rails 8 and 9, and the bending pipe 2 is provided at both ends of the relay pipe 28.
The relay pipe 28 and the bending pipe 2 so that 7, 29 come into contact with each other.
7 and 29 are welded together. Then, the first chuck 18 and the second chuck 19 are rotated about the horizontal axis to rotate the flange 2
After adjusting the phase of the flanges 22 and 23 in the direction of rotation about the horizontal axis so that the positions of the bolt insertion holes formed in 2 and 23 are accurately located, the flanges 22 and 23 are connected to the end pipes 26, When welded to 30, the bent pipe 25 shown in FIG.
You can get the same bent tube as.

Next, an embodiment of the invention of claim 2 will be described.

In FIGS. 1 and 2 described above, a gate-shaped support column 32 is arranged in the direction orthogonal to the rails 1 at the middle in the longitudinal direction of the pair of rails 1 laid horizontally in parallel in the lateral direction X.
Is installed. FIG. 12 is a left side view of FIGS. 1 and 2. As shown in FIG.
Has a span that does not hinder the movement of the rail 1 along the rail 1, and a horizontal beam 33 is formed on the upper portion of the gate-shaped support column 32 in a direction orthogonal to the rail 1.

As shown in FIGS. 1, 2, and 12, a beam 33 is provided with a third carriage 34, and a motor (not shown)
The pinion and the rack allow the third carriage 34 to move along the beam 33. A support 35 is attached to the third carriage 34, and the support 35 is mounted on the carriage 34 by a motor, a pinion, and a rack (not shown).
It is possible to move vertically with respect to. A third chuck 36 is attached to the lower end of the support body 35, and the chuck 36 can rotate about a horizontal axis and a vertical axis as shown by an arrow in FIG. ..

The above-mentioned invention of claim 2 is used for assembling a three-dimensional pipe, and its usage will be described below.

FIG. 13 is a front view showing an operating state when assembling an inverted T type pipe. A branch pipe 38 is vertically attached to the middle of a straight mother pipe 37, and flanges 22 are provided at both ends of the mother pipe 37. , 23 are fixed, and a flange 39 is fixed to the end portion of the branch pipe 38, so that the pipes are assembled so that the flanges 22, 23, 39 are in predetermined positions.

In this case, similar to the straight pipe 21 described in FIG. 5, the first chuck 18 and the second chuck 19 allow the flanges 22 and 23 to be provided at both ends of the mother pipe 37 with a predetermined outer surface distance. To fix. Next, the flange 39 that is fixed to the end of the branch pipe 38 is attached and fixed to the third chuck 36,
The third carriage 34 is moved in the vertical direction Y (see FIG. 2) along the beam 32 of the gate-shaped support column 32 so that the flange 39 is located directly above the mother pipe 37, and the support beams 2 and 3 are simultaneously railed. 1 in the lateral direction X so that the flange 39 is directly above the mounting position of the branch pipe 38 in the longitudinal direction of the mother pipe 37. Then, the upper end of the branch pipe 38 having a predetermined length is inserted into the flange 39 by the plate thickness of the flange 39, the third chuck 36 is lowered, and the lower end of the branch pipe 38 is placed on the mother pipe 37. The lower end position of 38 is marked on the mother tube 37.

Then, the third chuck 36 and the branch pipe 38 are retracted by raising the support 35 and moving the third carriage, and a hole for pipe connection is formed at the marked portion of the mother pipe 37 to support it. By lowering the body 35 and moving the third carriage, the lower end of the branch pipe 38 is brought into contact with the hole formed in the mother pipe 37,
The lower end of the branch pipe 38 is welded to the mother pipe 37, and the third chuck 36 is rotated about the vertical axis so that the position of the bolt insertion hole formed in the flange 39 becomes the predetermined mounting position. By welding the flange 39 to the upper end of the branch pipe 38, it is possible to obtain an inverted T-shaped pipe in which the flanges 22, 23, 39 are in predetermined positions.

Next, the operation state when assembling a three-dimensional pipe having another shape will be described.

FIG. 14 is a plan view, FIG. 15 is a front view of FIG. 14 seen from the XV direction, and FIGS.
As shown in FIG. 3, the pipe upper part 40 is horizontal, the vertical pipe intermediate part 41 is connected to one end of the pipe upper part 40, and the horizontal pipe lower part 42 extends from the lower end of the pipe intermediate part 41 in the direction orthogonal to the pipe upper part 40. The operation of obtaining the pipe of the solid pipe 45 in which the flanges 43 and 44 are fixed to the ends of the pipe upper portion 40 and the pipe lower portion 42 is shown.

In this case, the first chuck 18 and the third chuck 36 are used.
A flange 44 is fixed to the third chuck 36, and a flange 43 is fixed to the third chuck 36.
To the right in FIG. 15, the third chuck 36 is oriented in the vertical direction Y which is the upper side in FIG. And the third trolley is beam 33
14, the pipe lower portion 42 of the solid pipe 45 is inserted into the flange 44.

Next, the support beam 2 is moved along the rail 1 to adjust the position in the horizontal direction X, and the third carriage is moved along the beam 33 of the gate-shaped support column 32 in the vertical direction Y as shown in FIG. And the vertical position of the support body 35 (see FIG. 15) is adjusted, and the flange 43 is fitted to the tube upper portion 40 of the solid tube 45. The position of the support beam 2 on the rail 1, the position of the first carriage 10 on the rail 8, and the third carriage 3
4, the position of the beam 33 and the height of the support 35 are finely adjusted so that the flanges 43 and 44 maintain a predetermined positional relationship, and the first chuck 18 and the third chuck 36 are centered on the horizontal axis. When the rear flanges 43 and 44 are welded to the upper pipe portion 40 and the lower pipe portion 42 by rotating so that the positions of the bolt insertion holes formed in the flanges 43 and 44 are accurately positioned, the correct positions are obtained. It is possible to obtain the three-dimensional tube 45 shown in FIG. 16 with the flanges 43 and 44 that are present.

The solid tube 45 shown in FIG.
And the pipe lower part 42 extend in a direction perpendicular to each other,
The shape may intersect diagonally.

[0040]

The present invention has the effect that it is possible to easily obtain a pipe in which the relative dimensions of the pipe ends and the mounting angle of the flange for connecting the pipe ends are highly accurate.

[Brief description of drawings]

FIG. 1 is a front view of an embodiment of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is an enlarged front view of a support beam.

FIG. 4 is a right side view of FIG. 3 viewed from the IV direction.

FIG. 5 is a plan view showing an operating state when fixing flanges to both ends of a straight pipe.

FIG. 6 is a plan view showing an operating state when the flanges are fixed to both ends of the bent pipe.

FIG. 7 is a plan view showing an operating state in which flanges are fixed to both ends of a crank-shaped bent pipe.

FIG. 8 is a plan view showing another example of a crank-shaped bent pipe.

FIG. 9 is a plan view of a first step using the component of FIG.

FIG. 10 is a plan view of the next step of FIG.

FIG. 11 is a plan view of the next step of FIG.

12 is a left side view of FIGS. 1 and 2. FIG.

FIG. 13 is a front view showing an operating state when assembling an inverted T type pipe.

FIG. 14 is a plan view for assembling a three-dimensional tube.

FIG. 15 is a front view of FIG. 14 viewed from the XV direction.

FIG. 16 is a perspective view of an example of a three-dimensional tube.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 rail 2 support beam 3 support beam 10 1st truck 11 2nd truck 18 1st chuck 19 2nd chuck 32 2nd chuck 32 gate type | column 33 beam 34 3rd truck 35 support body 36 3rd chuck

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hideo Horikoshi 11-1 Kitahama-cho, Chita-shi, Aichi Ishikawajima Harima Heavy Industries Co., Ltd. Aichi factory (72) Inventor Masue Masuda Kitahama-cho, Chita-shi, Aichi Ishikawajima Harima Heavy Industry Co., Ltd. Aichi Plant (72) Inventor Isamu Nakamura 11-1 Kitahamacho, Chita City, Aichi Ishikawajima Harima Heavy Industry Co., Ltd. Aichi Plant

Claims (2)

[Claims] 1. Two support beams that move along rails laid horizontally, and two support beams that are respectively placed on the two support beams and move horizontally on the support beams in a direction orthogonal to the rails. First and second bogies, and first and second chucks mounted on the respective bogies at the same height as each other and horizontally swingable and rotatable about a horizontal axis. A pipe assembly device. 2. A support beam that moves along a rail laid horizontally, a carriage that is placed on the support beam and moves horizontally on the support beam in a direction orthogonal to the rail, and the carriage. A chuck that is mounted on the chuck and that can be horizontally swiveled and that is rotatable about a horizontal axis; a gate-type support having a horizontal beam in a direction orthogonal to the longitudinal direction of the rail laid in the horizontal direction; A dolly that moves along the horizontal beams of the columns,
A support attached to the carriage so as to be movable in the vertical direction;
A pipe assembling apparatus comprising: a chuck attached to the support and rotatable about a horizontal axis and a vertical axis.