KR102485124B1 - Welding carrier for torch rotation type arc welder - Google Patents

Abstract

The present disclosure relates to a welding aid for a torch rotary type gas welder that enables a welding operation to be performed by moving the torch rotary type gas welder toward a welding object (object to be welded). The disclosed welding aid for a torch rotary type gas welder comprises: a mounting member on which a torch rotary type gas welder is installed; a vertical moving member for supporting the mounting member to be movable in a vertical direction; and a support member for supporting the mounting member and the vertical moving member on the upper side of the bottom of a welding field, and rotatably supporting the mounting member and the vertical moving member in the left and right directions by 360 degrees.

Description

Welding auxiliary device for torch rotary gas welding machine {WELDING CARRIER FOR TORCH ROTATION TYPE ARC WELDER}

The present invention (Disclosure) relates to a welding assist device for a torch rotary gas welder, and more particularly, to a welding aid for a torch rotary gas welder that can provide convenience in welding work during welding using a torch rotary gas welder. will be.

Here, background art related to the present invention is provided, and they do not necessarily mean prior art (This section provides background information related to the present disclosure which is not necessarily prior art).

For example, when welding a boss on a boom, arm, or bucket of an excavator, a torch rotating gas welding machine (MIG welding machine, TIG welding machine) in which a welding torch is rotated along the welding part is mainly used. .

However, since the above-mentioned torch rotating gas welder is fixedly installed in a welding field, there is a problem in that two or more workers must move a heavy object to be welded to the torch rotating gas welder during welding.

In addition, there was another problem that a safety accident or the like occurs during the movement of the welding object due to the above-described problem, as well as another problem that work efficiency was lowered.

Korean Registered Patent Publication No. 10-0778794. Korean Registered Patent Publication No. 10-1175911. Korean Patent Publication No. 10-2009-0091259. Korean Patent Publication No. 10-1984-0006777.

The present invention (Disclosure) relates to a welding aid for a torch rotary gas welder that enables a welding operation to be performed by moving the torch rotary gas welder toward a welding object.

In addition, the problem to be solved by the present invention is not limited to the technical problems mentioned above, and other technical problems not mentioned are clearly understood by those of ordinary skill in the art to which the present invention belongs from the description below. It could be.

This section provides a general summary of the disclosure and is not a comprehensive disclosure of its full scope or all of its features).

In order to solve the above problems, a welding assist device for a rotary gas welding torch according to any one of the various aspects describing the present invention, a mounting member on which the rotary gas welding torch is installed; a vertical moving member for supporting the mounting member to be movable in a vertical direction; and a support member for supporting the mounting member and the vertical movement member on the upper side of the bottom of the welding field and rotatably supporting the mounting member and the vertical movement member in the left and right directions by 360 degrees.

In the welding assist device for a torch rotary gas welder according to one aspect of the present invention, the support member is provided in the form of a column extending vertically, and the bottom side is fixed to the bottom of the welding field through a plurality of anchor bolts. vertical posts; And a rotary housing provided in the shape of a hexahedral enclosure with an empty interior and having an opening formed vertically at the front side, wherein a support shaft into which the rotary housing is rotatably fitted is formed at the upper end of the vertical post, and adjacent to the front of the rotary housing. A vertical cylindrical rotating boss rotatably fitted to the support shaft may be formed at the lower portion.

In the welding assist device for a torch rotary gas welder according to one aspect of the present invention, the vertical movement member includes: a first vertical movement arm extending horizontally from the front side of the rotary housing of the support member to the mounting member side; and a second vertical movement arm extending horizontally from the front side of the rotary housing to the mounting member side, wherein the first vertical movement arm and the second vertical movement arm have the same length and are vertically spaced apart, and the first vertical movement arm and the second vertical movement arm have the same length. The front side of the moving arm and the front side of the second vertical movement arm are connected to the connecting brackets installed on both sides of the front of the first vertical movement arm and the second vertical movement arm via the first upper hinge pin and the first lower hinge pin in the vertical direction , and the rear side of the first vertical movement arm and the rear side of the second vertical movement arm are inserted into the rotary housing through the opening through the second upper hinge pin and the second lower hinge pin. It can be pivotally connected to both sides of the rotary housing in the vertical direction.

In the welding assist device for a torch rotary gas welder according to one aspect of the present invention, the vertical moving member further includes a cylinder for lifting and lowering the first vertical moving arm and the second vertical moving arm in the vertical direction, The cylinder is disposed in the lower part of the rotary housing adjacent to the rear of the rotary housing so that the cylinder rod can be extended to the inner side of the rotary housing, and the cylinder rotates in the forward and backward directions on support brackets extending from both sides of the rotary housing to the outside of the lower part of the rotary housing. Possibly installed, the extension end of the cylinder rod can be pivotably connected in the forward and backward direction to a lever extending from the rear side of the second vertical movement arm to the rear and outer side of the second vertical movement arm.

In the welding assist device for a torch rotary gas welder according to one aspect of the present invention, the mounting member includes a vertical plate-shaped mounting plate on which the torch rotary gas welder is installed on the front side; and a mounting arm supporting the mounting plate to the vertically movable member, wherein the mounting arm extends horizontally from the front side of the vertical movable member to the front outside of the vertical movable member, and the rear side of the mounting plate is in front of the mounting arm. It is rotatably mounted in a vertical direction, and the upper side adjacent to the rear of the mounting arm may be fixedly mounted to the lower portion of the connection bracket of the vertically movable member or rotatably left and right.

According to the present invention, since the welding operation can be performed by simply and stably moving the torch rotary gas welder to the object to be welded, safety accidents such as in the prior art can be prevented in advance and work efficiency can be remarkably improved. effect can be provided.

According to the present invention, since the vertical movement member is formed of first and second vertical movement arms having the same length and spaced apart from each other, the mounting member and the torch rotary gas welder installed on the mounting member are moved up and down while maintaining a vertical state. You will be able to provide an effect that makes it work.

According to the present invention, since the mounting member is rotatably mounted in the vertical direction to the vertical moving member, it is possible to provide an effect of implementing various welding postures.

1 is a perspective view schematically showing a welding assist device for a rotary torch gas welder according to the present invention.
Figure 2 is a view schematically showing the operating state of the welding assist device for a torch rotating gas welder according to the present invention, a view showing the operating state of the vertical moving member.
Figure 3 is a view schematically showing the operating state of the welding assist device for a torch rotary gas welder according to the present invention, a view showing the operating state of the support member and the mounting member.

Hereinafter, an embodiment implementing a welding assist device for a rotary gas welder according to the present invention will be described in detail with reference to the drawings.

However, the essential (intrinsic) technical idea of the present invention cannot be said to be limited by the embodiments described below, and based on the essential (intrinsic) technical idea of the present invention, a person skilled in the art below It is revealed that the embodiments described in include the range that can be easily proposed as a method of substitution or change.

In addition, since the terms used below are selected for convenience of description, in grasping the essential (intrinsic) technical idea of the present invention, they are not limited to the dictionary meaning and are appropriately interpreted in a meaning consistent with the technical idea of the present invention. It should be.

1 to 3 of the accompanying drawings are diagrams schematically showing a welding assist device for a torch rotating gas welder according to the present invention.

1 to 3, the welding assist device 100 for a torch rotary gas welder according to the present invention includes a mounting member 150 on which a torch rotary gas welder (W / M) is installed, and a mounting member 150. It includes a vertically movable member 130 and a mounting member 150 supporting the vertical movable member 130 and a supporting member 110 supporting the vertical movable member 130 .

First, the support member 110 supports the mounting member 150 and the vertical movement member 130 on the bottom F of the welding field, and rotates the mounting member 150 and the vertical movement member 130 360 degrees in the left and right directions. support possible.

Preferably, the support member 110 supports the mounting member 150 and the vertically movable member 130 at a position higher than the height of the worker, that is, at a height of about 2 m or more from the bottom F of the welding field.

To this end, the support member 110 includes a vertical post 112 and a rotary housing 116 .

The vertical post 112 is provided in the form of a vertically extending column as shown, and the lower side is fixed to the bottom F of the welding field via a plurality of anchor bolts (not shown).

At this time, a support shaft 114 into which the rotary housing 116 is rotatably fitted is formed on the top side of the vertical post 112 and vertically extends from the top of the vertical post 112 to the outside of the top.

On the other hand, the rotary housing 116 is provided in the shape of a substantially hexahedral enclosure with an empty interior. At this time, the opening 118 is formed to extend along the vertical longitudinal direction of the rotary housing 116 at the front of the rotary housing 116 .

In addition, a vertical cylindrical rotation boss 120 rotatably fitted into the support shaft 114 is integrally formed at a lower portion adjacent to the front of the rotary housing 116, between the rotation boss 120 and the support shaft 114. A normal bearing (not shown) is interposed therebetween.

The vertical movement member 130 includes a first vertical movement arm 132 and a second vertical movement arm 134 having the same length, which support the mounting member 150 on the rotary housing 116 so as to be movable in the vertical direction. include

The first vertical movement arm 132 and the second vertical movement arm 134 are vertically spaced apart as shown, and the first vertical movement arm 132 and the second vertical movement arm 134 are the rotary housing 116 ) Is formed to extend horizontally from the front side of the mounting member 150 to the rear side.

The front side of the first vertical movement arm 132 and the front side of the second vertical movement arm 134 formed as described above are controlled via the first upper hinge pin H1 and the first lower hinge pin h1 so as not to interfere with each other. It is rotatably connected in the vertical direction to the connecting brackets 136 installed on both sides of the front of the first vertical movement arm 132 and the second vertical movement arm 134, and is connected to the rear side and the first vertical movement arm 132. 2 The rear side of the up and down movement arm 134 is inserted into the inside of the rotary housing 116 through the opening 118 formed in the front of the rotary housing 116 so as not to interfere with each other, and the second upper hinge pin H2 and The second lower hinge pin h2 is connected to both side surfaces of the rotary housing 116 so as to pivot in the vertical direction.

On the other hand, the vertical moving member 130 further includes a normal cylinder 138 for lifting and lowering the first vertical moving arm 132 and the second vertical moving arm 134 in the vertical direction.

As shown, the cylinder 138 is disposed in the lower part of the rotary housing 116 adjacent to the rear of the rotary housing 116 so as not to interfere with the rotating boss 120, and the cylinder 138 rotates the cylinder rod 140 It is disposed at the bottom of the rotary housing 116 so as to be able to extend toward the inside of the housing 118.

The cylinder 138 disposed at the lower part of the rotary housing 116 in this way is pivotally installed in the forward and backward directions on the support bracket 142 extending from both sides of the rotary housing 116 to the outside of the lower part of the rotary housing 116, The extension end of the cylinder rod 140 is connected to a lever 144 that extends from the rear side of the second vertical movement arm 134 to the rear and outside of the second vertical movement arm 134 so as to be able to pivot in the forward and backward directions.

That is, when the cylinder 138 extends the cylinder rod 140, the lever 144 pivots upward around the second lower hinge pin h2, and as the lever 144 pivots upward, the connecting bracket 136 The first vertical movement arm 132 and the second vertical movement arm 134 connected by ) descend toward the lower side around the second upper hinge pin H2 and the second lower hinge pin h2, respectively. Conversely, when the cylinder 138 contracts the cylinder rod 140, the lever 144 pivots downward around the second lower hinge pin h2, and as the lever 144 pivots downward, the first up and down movement arm 132 and the second up and down moving arm 134 rise upwards around the second upper hinge pin (H2) and the second lower hinge pin (h2), respectively, whereby the torch installed on the mounting member 150 The rotary gas welder (W/M) is moved in the vertical direction together with the mounting member 150.

Here, the cylinder 138 may be any one of hydraulic, pneumatic, or electric cylinders, and the connection relationship between the support bracket 142 and the cylinder 138 and the connection relationship between the cylinder rod 140 and the lever 144 are well known. Since it is a technique, a detailed description thereof will be omitted.

In addition, a through hole (not shown) through which the cylinder rod 140 passes extends in the forward and backward directions so that the cylinder rod 140, which is extended and contracted by the operation of the cylinder 138, does not interfere with the lower part of the rotary housing 116. It is formed in the shape of a long hole.

The mounting member 150 includes a mounting plate 152 on which a torch rotary gas welder (W/M) is installed and a mounting arm 154 supporting the mounting plate 152 to the vertical moving member 130.

As shown, the mounting arm 154 horizontally extends from the front side of the vertical movement member 130 to the front outside of the vertical movement member 130 .

At this time, the rear side of the mounting plate 152 is rotatably mounted to the front of the mounting arm 154 in the vertical direction, and the upper side adjacent to the rear of the mounting arm 154 is fixedly mounted to the lower portion of the connecting bracket 136. .

Preferably, the rear side of the mounting arm 154 can be pivotally mounted to the connection bracket 136 through a known connection relationship.

On the other hand, the mounting plate 152 is provided in a plate shape extending approximately vertically as shown.

As described above, the rear side of the mounting plate 152 is rotatably mounted in front of the mounting arm 154, and a torch rotary gas welder (W/M) is installed in the front of the mounting plate 152.

Here, mounting the mounting plate 152 rotatably up and down on the front side of the mounting arm 154 is a well-known technique, so a detailed description thereof will be omitted.

And, the connection relationship between the mounting plate 152 and the torch rotary gas welder (W / M) is not particularly limited in the present invention.

That is, as long as the torch rotary gas welder (W / M) can be installed on the mounting plate 152, the mounting plate 152 and the torch rotary gas welder (W / M) may have any connection relationship.

As an example, the torch rotary gas welding machine (W / M) has a welding torch (T), a wire feeder (F) for feeding an electrode wire (W) to the welding torch (T) side, described in the 'technical field behind the invention' As shown, when welding a boss (not shown) on a bucket (not shown) of an excavator, an inverted cone-shaped chuck (C) and a welding torch (T) are inserted into the inside of the boss to fix the boss, and the welding torch (T) is centered on the chuck (C). It may be composed of a rotating torch rotating means (R), etc., the welding torch (T) is mounted on a rotating shaft (S) extending from the torch rotating means (R) and is rotated along the rotating shaft (S), and the chuck (C) It may be rotatably mounted at the lower end of the rotating shaft S so as not to interfere with the welding torch T.

And a gas hose (not shown) for supplying carbon dioxide used as a shield gas to the welding torch (T), a power cable for supplying power to the welding torch (T) and the torch turning means (R) ( (not shown) may be supported and connected to the bottom or top or side of the vertical moving member 130 and the mounting arm 154.

Preferably, a handle (not shown) may be mounted on the mounting plate 152 so that the operator can easily move the torch rotary gas welder (W/M) while holding the mounting plate 152.

The welding assist device 100 for a torch rotary gas welder according to the present invention formed as described above is safe as in the prior art because it can move the torch rotary gas welder (W / M) to the object to be welded simply and stably to perform the welding operation. Accidents can be prevented in advance, and work efficiency can be remarkably improved.

In addition, in the welding assist device 100 for a torch rotating gas welder according to the present invention, the vertical moving member 130 is formed of first and second vertically moving arms 132 and 134 that are vertically spaced apart while having the same length. Because of this, it is possible to lift and lower the mounting member 150 and the torch rotary gas welder (W/M) installed on the mounting member 150 while maintaining a vertical state.

In addition, since the welding assist device 100 for a torch rotating gas welder according to the present invention is rotatably mounted in the vertical direction to the vertical moving member 130, the mounting member 150 can realize various welding postures.

Claims (5)

A mounting member on which a torch rotating gas welder is installed;
a vertical moving member for supporting the mounting member to be movable in a vertical direction; and
A support member supporting the mounting member and the vertical movement member on the upper side of the bottom of the welding field, and supporting the mounting member and the vertical movement member to be rotatable by 360 degrees in the left and right directions,
The support member is
A vertical post provided in the form of a vertically extending column, the lower side of which is fixed to the bottom of the welding field via a plurality of anchor bolts; and
A rotary housing provided in the shape of a hexahedral enclosure with an empty interior and having a vertical opening at the front;
A support shaft into which the rotary housing is rotatably fitted is formed at an upper end of the vertical post, and a vertical cylindrical rotation boss rotatably fitted into the support shaft is formed at a lower portion adjacent to the front of the rotary housing,
The vertical movement member,
a first vertical moving arm extending horizontally from the front side of the rotary housing toward the mounting member;
a second vertically moving arm extending horizontally from the front side of the rotary housing toward the mounting member; and
A cylinder for lifting and lowering the first vertical movement arm and the second vertical movement arm in the vertical direction; including,
The first vertical movement arm and the second vertical movement arm have the same length and are vertically spaced apart, and the front side of the first vertical movement arm and the front side of the second vertical movement arm include a first upper hinge pin and It is rotatably connected in the vertical direction to connection brackets installed on both front sides of the first vertical movement arm and the second vertical movement arm via a first lower hinge pin, and the rear side of the first vertical movement arm and the The rear side of the second vertical movement arm is pivotally connected to both side surfaces of the rotary housing via a second upper hinge pin and a second lower hinge pin in a vertical direction while being inserted into the rotary housing through the opening, , The cylinder is disposed in the lower part of the rotary housing adjacent to the rear of the rotary housing so that the cylinder rod can be extended toward the inside of the rotary housing,
The cylinder is pivotably installed in a support bracket extending from both sides of the rotary housing to the outside of the lower part of the rotary housing, and the extension end of the cylinder rod extends from the rear side of the second up and down moving arm to the second arm. It is rotatably connected in the forward and backward directions to the lever extending outward from the rear of the vertical movement arm.
The mounting member,
A vertical plate-shaped mounting plate on which the torch rotating gas welder is installed on the front side; and
A mounting arm supporting the mounting plate to the vertical movement member;
The mounting arm extends horizontally from the front side of the vertical movement member to the front outside of the vertical movement member, and the rear side of the mounting plate is rotatably mounted in the vertical direction in the front of the mounting arm. The upper side adjacent to the rear of is fixed to the lower part of the connecting bracket of the vertical moving member or mounted to be able to pivot left and right,
The torch rotary gas welding machine has a welding torch, a wire feeder for supplying an electrode wire to the welding torch, an inverted cone-shaped chuck, and a torch rotating means for rotating the welding torch around the chuck. Attached to a rotating shaft extending from the torch rotating means and rotated along the rotating shaft, wherein the chuck is rotatably mounted to the lower end of the rotating shaft to the welding torch.

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