CN209773856U - Fixing tool for double-side welding of pipe flange - Google Patents
Fixing tool for double-side welding of pipe flange Download PDFInfo
- Publication number
- CN209773856U CN209773856U CN201920383688.4U CN201920383688U CN209773856U CN 209773856 U CN209773856 U CN 209773856U CN 201920383688 U CN201920383688 U CN 201920383688U CN 209773856 U CN209773856 U CN 209773856U
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- flange
- steel pipe
- welding
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- pipe
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- 238000003466 welding Methods 0.000 title claims abstract description 73
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 84
- 239000010959 steel Substances 0.000 claims abstract description 84
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relates to a welding technology field of robot especially relates to a pipe flange double-sided welding is with fixed frock, and this frock includes: the two chucks are oppositely arranged, the two chucks are provided with clamping jaws for fixing the steel pipe and/or the flange, and the chucks are movably arranged; and the supporting device is arranged at the center line between the two chucks and can be movably arranged towards the chucks. The utility model provides a two-sided welding of pipe flange is with fixed frock, adopt two chuck centre gripping flange and/steel pipe and the portable setting of at least one chuck, strutting arrangement supports the steel pipe and is portable, two chucks can one end fixed flange, the fixed steel pipe of the other end, treat one end welding completion back, other end centre gripping steel pipe shifts out welded flange face from the chuck, thereby weld the inboard of flange, the chuck centre gripping is stable, it is high to rotate the welding precision, and by strutting arrangement portable support, there is not external force interference to steel pipe and flange when switching the welding face, and welding speed is fast, it is effectual to weld.
Description
Technical Field
the utility model relates to a welding technology field of robot especially relates to a pipe flange double-sided welding is with fixed frock.
Background
In recent years, with the rapid development of the robot technology field, various welding robots with high welding speed and high automation degree are continuously appeared, and the welding robots have the advantages of stable welding and high welding quality, reduce the requirements on the operation technology of workers, can work in harmful environments and are highly accepted and popular.
However, the related matched clamp for welding cannot meet the requirement of a welding robot in time, especially when the steel pipe and the flange are welded, the accuracy requirement of the welding of the steel pipe and the flange is very high, the flange often plays a role in sealing, and if the perpendicularity or coaxiality of the welding of the steel pipe and the flange does not meet the requirement, the interface is not parallel and level, so that the difficulty of subsequent installation is increased, and even the situation that the sealing performance of the flange joint is poor can be possibly caused.
in the prior art, as shown in fig. 1, a welding fixture for a steel pipe flange needs to fix both a steel pipe and a flange on a workbench and then weld the steel pipe and the flange. However, in the flange welding mode, one side of the flange is blocked by the clamp, the welding gun can only weld the outer contact surface of the flange and the steel pipe, but cannot weld the inner contact surface, the clamp needs to be disassembled and then fixed, and the welding is long in time consumption. Therefore, a tool capable of welding the inner surface and the outer surface of the steel pipe flange is needed.
In view of the above problems, the present designer is actively making research and innovation based on the practical experience and professional knowledge that is rich over many years in engineering application of such products, and in cooperation with the application of theory, in order to create a fixing tool for pipe flange double-side welding, so that the fixing tool has higher practicability.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a pipe flange double-sided welding is with fixed frock, realizes the welded fastening to the inside and outside of steel pipe flange.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a pipe flange double-sided welding is with fixed frock, this frock includes:
The two chucks are oppositely arranged and coaxially arranged, clamping jaws for fixing the steel pipe and/or the flange are arranged on the two chucks, and at least one of the two chucks is movably arranged towards the opposite end face of the chuck;
At least one supporting device, the supporting device is arranged at the center line between the two chucks and movably arranged towards the chucks, two roll shafts are arranged on the supporting device, the two roll shafts are arranged on two sides of the steel pipe and are in contact with the steel pipe in a tangent mode, and the supporting device is used for supporting the steel pipe.
further, still include the support, the support is used for supporting chuck and strutting arrangement, just be provided with the guide rail on the support, be equipped with on strutting arrangement and an at least chuck with the slider that the guide rail suits.
Furthermore, a jacking device is arranged on the supporting device and used for adjusting the height of the supporting device.
further, the support can be spliced in the length direction.
Furthermore, the end part of the guide rail is provided with a limiting device.
Further, the guide rail is detachably arranged.
Further, the outside face of jack catch is three-level echelonment setting, including first ladder, second ladder and third ladder for from inside steel pipe/flange of different sizes of propping tightly.
Further, the length of the second step is less than the flange thickness.
furthermore, the adjusting device also comprises an adjusting ring, wherein the inner diameter of the adjusting ring is equal to the inner diameter of the steel pipe, and the adjusting ring is sleeved on the first step and used for adjusting the length of the steel pipe extending into the flange.
Further, the first step and the second step of jack catch prop up steel pipe and flange setting simultaneously.
the utility model has the advantages that: according to the above, the utility model provides a two-sided welding of pipe flange is with fixed frock, adopt two chuck centre gripping flange and/steel pipe and the portable setting of at least one chuck, strutting arrangement supports the steel pipe and is portable, two chucks can one end fixed flange, the steel pipe is fixed to the other end, treat one end welding completion back, the flange face after other end centre gripping steel pipe will weld the completion shifts out from the chuck, thereby weld the inboard of flange, because the chuck centre gripping is stable, the rotation welding precision is high, and strutting arrangement portable support, when switching the welding face, there is not external force interference to steel pipe and flange, the welding speed is fast, the welding is effectual.
drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a pipe flange welding fixture in the prior art;
Fig. 2 is a schematic view of a working process of a fixing tool for double-sided welding of a pipe flange according to a first embodiment of the present invention;
fig. 3 ~ 8 illustrate double-sided flange welding according ~ a first embodiment of the present invention;
Fig. 9 is a schematic structural view of a jaw according to a second embodiment of the present invention;
FIG. 10 is a schematic view of the adjusting ring according to the second embodiment of the present invention;
fig. 11 ~ 13 are the utility model discloses well pipe flange double ~ sided welding is with fixed frock working process sketch map of embodiment two.
Reference numerals: 1-chuck, 2-supporting device, 3-adjusting ring, 4-bracket, 11-claw, 21-roller shaft, 22-jacking device, 41-guide rail, 42-limiting device, 111-first step, 112-second step and 113-third step.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
in the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are the directions or positional relationships indicated on the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
The utility model discloses a pipe flange double-sided welding is with structure of the first embodiment of fixed frock is shown in figure 2, and this frock includes:
The two chucks 1 are oppositely arranged and coaxially arranged, the two chucks 1 are provided with clamping jaws 11 for fixing a steel pipe/flange, and at least one of the two chucks 1 is movably arranged towards the opposite end face;
at least one strutting arrangement 2, strutting arrangement 2 sets up in the central line department in the middle of two chucks, and strutting arrangement 2 is provided with two roller 21 towards chuck 1 movable, and two roller 21 set up in the steel pipe both sides and with steel pipe tangent contact for support steel pipe on strutting arrangement 2.
here, the chuck 1 is also provided with a drive mechanism for driving the chuck 1 to rotate.
Further, the tool further comprises a support 4, the support 4 is used for supporting the chuck 1 and the support device 2, a guide rail 41 is arranged on the support 4, and sliding blocks matched with the guide rail 41 are arranged on the support device 2 and at least one chuck 1.
For the convenience of control, the support chuck 1 in this embodiment is configured as a fixed chuck and a movable chuck, and for the convenience of understanding, the following detailed description is made on the workflow of the double-sided flange welding tool:
as shown in fig. 3, firstly, the flange is fixed at the fixed chuck, then the steel pipe is placed on the supporting device 2, the movable chuck clamps one end of the steel pipe, which is not welded with the flange, then the supporting device 2 moves together with the steel pipe under the pushing of the movable chuck until the steel pipe extends into the fixed chuck, and at the moment, the two chucks are rotated simultaneously to weld the outer welding surface of the steel pipe and the flange;
After welding, as shown in fig. 4, the flange is loosened by the fixed chuck, the steel pipe with one end welded with the flange is dragged to a proper position by the movable chuck, and then the steel pipe is rotated to enable the welding gun to weld the inner welding seam part of the flange and the steel pipe, so that the double-side welding function of the steel pipe flange is completed;
the utility model discloses a pipe flange welding is with fixed frock can also accomplish the flange double-sided welding at steel pipe both ends, as shown in fig. 5 ~ 6, after the flange welding of steel pipe one end is accomplished, the flange that the welded is treated to the fixed other end on moving the chuck, then moving the chuck and driving the flange and remove to steel pipe tip department toward the steel pipe, rotate two chucks simultaneously this moment, weld the outside welding seam of steel pipe flange, after the outside welding is accomplished, as shown in fig. 7, moving the chuck and loosening and returning, it can weld the inside of flange steel pipe to rotate fixed chuck this moment, after the welding is accomplished, as shown in fig. 8, the jack catch 11 of loosening fixed chuck, the pipe flange after accomplishing the welding is released from the jack catch and has accomplished the two-sided welding process of steel pipe flange.
as a preference of the above embodiment, the supporting device 2 is provided with a jacking device 22 for adjusting the height of the supporting device 2. The jacking device 22 is used for adjusting the height of the supporting device 2, because if the steel pipe specification is different, the diameter of the steel pipe is different, and the height of the supporting device 2 needs to be adjusted properly to meet the precision requirement. The jacking device 22 is a conventional device, and in this embodiment, a worm screw elevator structure is adopted, which will not be described herein.
Preferably, the bracket 4 is provided to be attachable to and detachable from the rail 41 in the longitudinal direction. The support 4 can be spliced and arranged to adapt to the welding of steel pipes with different lengths, if the length of the steel pipe is too long, the support 4 with the corresponding length is needed, if the length of the steel pipe is very small, the length of the support 4 and the number of the supporting devices can be properly reduced, so that the space is saved, and meanwhile, the guide rail 41 also needs to be adaptively adjusted to enable the device on the guide rail to move smoothly. In order to prevent the devices on the guide rail 41 from derailing during the movement, a stopper 42 is provided at one end of the guide rail 41.
The utility model discloses in, adopt two chucks and the fixed steel pipe of strutting arrangement and flange, compare the fixed time short with prior art, work efficiency is high, and because the rotatable support of strutting arrangement's removal, can be with the convenient welder welding position department that is in of steel pipe flange's that one side welding was accomplished, convenient welding under the rotation of chuck, welding precision is high, and convenient and fast.
Example two
In embodiment one, to the steel pipe flange welding of different specifications, when the steel pipe flange to same specification model, the welding process of above-mentioned device is complicated slightly, reduces welding process, the utility model discloses a second embodiment is improved the jack catch of chuck, and the structure of all the other devices is the same with embodiment one, no longer gives unnecessary detail here.
As shown in fig. 9, the outer side surface of the jaw 11 is provided with three steps, including a first step 111, a second step 112 and a third step 113, for tightening steel pipes/flanges with different sizes from the inside. When the inner diameter of the steel pipe/flange is allowed, the steel pipe/flange can be supported tightly in a mode that the clamping jaws extend into the steel pipe/flange, and the outer sides of the clamping jaws are distributed in a step shape, so that the steel pipe/flange with different inner diameters can be supported conveniently. In the embodiment, the first step 111 is provided for supporting the inner diameter of the steel pipe, the second step 112 is provided for supporting the inner diameter of the flange, the side surface of the second step 112 facing the steel pipe is used for axially positioning the steel pipe, and the side surface of the third step 113 facing the flange is used for axially positioning the flange.
Further, to facilitate clamping, the first step 111 and the second step 112 of the jaws 11 simultaneously tighten the steel pipe and the flange arrangement.
in the above embodiment, the clamping jaws 11 clamp the steel pipe and the flange simultaneously in an inner supporting manner, and clamp two workpieces at one time, so that many steps are saved in the whole processing flow, for the convenience of description, referring ~ the flow charts shown in fig. 11 ~ 13 below, the clamping position of the movable chuck is adjusted first, the fixed chuck and the movable chuck clamp the steel pipe and the flange at two ends of the steel pipe at the same time, then the chuck is rotated ~ perform external welding on the flanges at two ends, after the external welding is completed, the movable chuck is drawn out ~ a proper position, the welding seam inside the flange at the side of the movable chuck is continuously welded, after the welding is completed, the movable chuck supports one end of the welded flange, the flange end at the other end, which is not welded inside, is drawn out ~ a proper position from the fixed chuck, and then the inside and outside welding processes of the flanges at two ends are completed, the flow is few, the steps are few, and compared with the prior art, the working efficiency is.
In the above-mentioned embodiment, the steel pipe all stretches into the side department to second ladder 112, and its length that stretches into in the flange is fixed promptly, for the length that the regulation steel pipe got into the flange, the utility model discloses in, the length of second ladder 112 is less than flange thickness, still includes adjustable ring 3, and the internal diameter of adjustable ring 3 equals the internal diameter of steel pipe, and on first ladder 111 was located to the cover for adjust the length that the steel pipe stretched into the flange. As shown in fig. 10, the length of the steel pipe extending into the flange plus the thickness of the adjusting ring and the length of the second step 112 are equal to the thickness of the flange, and the thickness of the adjusting ring can be changed to moderately change the depth of the steel pipe extending into the flange.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a pipe flange double-sided welding is with fixed frock which characterized in that, this frock includes:
The steel pipe/flange clamping device comprises two chucks (1), wherein the two chucks (1) are oppositely arranged and coaxially arranged, clamping jaws (11) used for fixing a steel pipe/flange are arranged on the two chucks (1), and at least one of the two chucks (1) is movably arranged towards the opposite end face;
the supporting device (2) is arranged at the center line between the two chucks, the supporting device (2) can be movably arranged towards the chucks (1), two roll shafts (21) are arranged on the supporting device (2), and the two roll shafts (21) are arranged on two sides of the steel pipe, are in tangential contact with the steel pipe and are used for supporting the steel pipe;
The outer side surface of the jaw (11) is in three-stage ladder-shaped arrangement and comprises a first ladder (111), a second ladder (112) and a third ladder (113) which are used for tightly supporting steel pipes/flanges with different sizes from the inside;
The first step (111) and the second step (112) of the clamping jaw (11) simultaneously support the steel pipe and the flange;
still include adjustable ring (3), the internal diameter of adjustable ring (3) equals the internal diameter of steel pipe, and the cover is located on first ladder (111) for adjust the length that the steel pipe stretches into the flange.
2. the fixing tool for double-sided welding of the pipe flange according to claim 1, further comprising a support (4), wherein the support (4) is used for supporting the chuck (1) and the support device (2), the support (4) is provided with a guide rail (41), and the support device (2) and at least one chuck (1) are provided with sliding blocks adapted to the guide rail (41).
3. The pipe flange double-sided welding fixing tool according to claim 2, wherein a jacking device (22) is arranged on the supporting device (2) and used for adjusting the height of the supporting device (2).
4. The fixing tool for double-sided welding of the pipe flange according to claim 2, wherein the support (4) is provided in a length direction in a splicing manner.
5. The fixing tool for double-sided welding of the pipe flange according to claim 2, characterized in that a limiting device (42) is arranged at the end of the guide rail (41).
6. the fixing tool for pipe flange double-sided welding according to claim 2, characterized in that the guide rail (41) is detachably arranged.
7. The fixing tool for pipe flange double-sided welding according to claim 1, wherein the length of the second step (112) is smaller than the thickness of the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383688.4U CN209773856U (en) | 2019-03-25 | 2019-03-25 | Fixing tool for double-side welding of pipe flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383688.4U CN209773856U (en) | 2019-03-25 | 2019-03-25 | Fixing tool for double-side welding of pipe flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209773856U true CN209773856U (en) | 2019-12-13 |
Family
ID=68799545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920383688.4U Expired - Fee Related CN209773856U (en) | 2019-03-25 | 2019-03-25 | Fixing tool for double-side welding of pipe flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209773856U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276881A (en) * | 2020-09-29 | 2021-01-29 | 中冶(上海)钢结构科技有限公司 | Pipe supporting jig frame device and construction method |
| CN112548465A (en) * | 2020-12-22 | 2021-03-26 | 何明东 | Steel pipe flange welding robot |
| CN113231775A (en) * | 2021-04-21 | 2021-08-10 | 中国水电四局（兰州）机械装备有限公司 | Pressure steel pipe stiffening ring installation fixing device |
| CN113414583A (en) * | 2021-07-06 | 2021-09-21 | 上海中船临港船舶装备有限公司 | Automatic pipe centering and positioning device and using method thereof |
| CN113695810A (en) * | 2021-10-28 | 2021-11-26 | 江苏图创建筑工程有限公司 | Factory prefabricated part production control system and method for Internet of things remote energy station |
| CN113714687A (en) * | 2021-08-19 | 2021-11-30 | 广州创研智能科技有限公司 | Barrel flange weldment work station |
| CN114769994A (en) * | 2022-04-11 | 2022-07-22 | 靖江市荣成防腐设备制造有限公司 | Clamp for welding pipeline end flange |
| CN115283894A (en) * | 2022-09-26 | 2022-11-04 | 江苏泰汇不锈钢有限公司 | Steel tube tower welding equipment and method |
-
2019
- 2019-03-25 CN CN201920383688.4U patent/CN209773856U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276881A (en) * | 2020-09-29 | 2021-01-29 | 中冶(上海)钢结构科技有限公司 | Pipe supporting jig frame device and construction method |
| CN112548465A (en) * | 2020-12-22 | 2021-03-26 | 何明东 | Steel pipe flange welding robot |
| CN113231775A (en) * | 2021-04-21 | 2021-08-10 | 中国水电四局（兰州）机械装备有限公司 | Pressure steel pipe stiffening ring installation fixing device |
| CN113414583A (en) * | 2021-07-06 | 2021-09-21 | 上海中船临港船舶装备有限公司 | Automatic pipe centering and positioning device and using method thereof |
| CN113714687A (en) * | 2021-08-19 | 2021-11-30 | 广州创研智能科技有限公司 | Barrel flange weldment work station |
| CN113695810A (en) * | 2021-10-28 | 2021-11-26 | 江苏图创建筑工程有限公司 | Factory prefabricated part production control system and method for Internet of things remote energy station |
| CN113695810B (en) * | 2021-10-28 | 2022-02-08 | 江苏图创智慧能源有限公司 | Factory prefabricated part production control system and method for Internet of things remote energy station |
| CN114769994A (en) * | 2022-04-11 | 2022-07-22 | 靖江市荣成防腐设备制造有限公司 | Clamp for welding pipeline end flange |
| CN115283894A (en) * | 2022-09-26 | 2022-11-04 | 江苏泰汇不锈钢有限公司 | Steel tube tower welding equipment and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |