CN215616194U - Special tool for flange positioning welding - Google Patents
Special tool for flange positioning welding Download PDFInfo
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- CN215616194U CN215616194U CN202122146076.3U CN202122146076U CN215616194U CN 215616194 U CN215616194 U CN 215616194U CN 202122146076 U CN202122146076 U CN 202122146076U CN 215616194 U CN215616194 U CN 215616194U
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Abstract
The utility model discloses a special tool for positioning and welding a flange, which comprises a driving screw rod, wherein the front end of the driving screw rod is a unthreaded polished rod, an adjusting module matched with the flange and the inner diameter of a pipeline is arranged on the driving screw rod, and a limiting module is arranged between the adjusting module and the driving screw rod; when the welding device is used, the welding device penetrates into a flange and the interior of a pipeline which need to be aligned from the flange side, the adjusting module moves along the direction of the driving screw rod by rotating the screw rod, the outer diameter of the adjusting module is adjusted accordingly, the outer diameter of the adjusting module is finally matched with a welding part, and finally the adjusting module is locked on the driving screw rod through the limiting module, so that the stability in the welding process is ensured; the driving screw is responsible for providing driving force, the adjusting module is responsible for adjusting the size and is used for matching pipe diameters of various types, and the limiting module locks the adjusted adjusting module so as to avoid slipping caused by external force in the welding process; the utility model has simple structure, high efficiency, low cost and stable performance.
Description
Technical Field
The utility model relates to the technical field of pipeline welding, in particular to a special tool for positioning and welding a flange.
Background
The metal pipeline is the most commonly used medium conveying carrier for industry and buildings, and is widely used for conveying materials such as steam, compressed air, liquid fuel and the like due to high strength, high toughness and better welding performance. In order to facilitate subsequent unit maintenance and valve disassembly, a pipeline connecting form is usually designed to be flange connection, but radial and axial deviations relative to a pipeline during flange connection are a link which is difficult to control all the time. The traditional scheme of connecting the flange and the pipeline uses manual alignment, so that the stability is poor and the labor cost is high; the flange and the pipeline positioning device are not strong in mouth-aligning applicability and high in cost.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a special tool for positioning and welding a flange, which is simple, efficient, low in cost and stable.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the special tool for flange positioning welding comprises a driving screw rod, wherein the front end of the driving screw rod is a unthreaded polished rod, an adjusting module matched with the flange and the inner diameter of a pipeline is installed on the driving screw rod, and a limiting module is installed between the adjusting module and the driving screw rod.
As an optimized technical scheme, the adjusting module comprises an adjustable driving nut and a limiting driving nut, wherein the adjustable driving nut is installed at the threaded end of the driving screw rod in a threaded mode, the limiting driving nut is sleeved on the polished rod in a sliding mode, and arc supporting plates are correspondingly installed between the adjustable driving nut and the limiting driving nut through a plurality of groups of adjusting rods respectively.
As the preferred technical scheme, adjustable drive nut with the last circumference equipartition of spacing drive nut has the otic placode of more than three one-to-one, corresponding two install one respectively on the otic placode the adjusting lever, two the middle part of adjusting lever is through changeing round pin cross connection, two the tip of adjusting lever is equipped with spacing piece respectively, follow on the inner wall of circular arc fagging the axial of drive screw is equipped with the sliding tray, spacing piece slidable mounting respectively is corresponding in the sliding tray.
Preferably, the adjusting rod is connected with the ear plate through a separation-preventing pin.
As a preferred technical scheme, the limiting module comprises a baffle fixedly mounted at the front end of the polished rod and a locking nut mounted on the driving screw in a threaded manner.
As a preferable technical scheme, a driving handle is arranged at the tail end of the driving screw rod.
Due to the adoption of the technical scheme, the special tool for flange positioning welding comprises a driving screw rod, wherein the front end of the driving screw rod is a threadless polished rod, an adjusting module matched with the flange and the inner diameter of the pipeline is installed on the driving screw rod, and a limiting module is installed between the adjusting module and the driving screw rod; the utility model has the beneficial effects that: when the welding device is used, the welding device penetrates into a flange and the interior of a pipeline which need to be aligned from the flange side, the adjusting module is enabled to move along the direction of the driving screw rod by rotating the screw rod, the outer diameter of the adjusting module is adjusted accordingly, the outer diameter of the adjusting module is finally enabled to be matched with a welding part, and finally the adjusting module is locked on the driving screw rod through the limiting module, so that the stability in the welding process is ensured; the driving screw is responsible for providing driving force, the adjusting module is responsible for adjusting the size and is used for matching pipe diameters of various models, and the limiting module is responsible for locking the adjusted adjusting module and reliably connecting all parts, so that slipping caused by external force in the welding process is avoided; the utility model has simple structure, high working efficiency, low cost and stable performance.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at I;
FIG. 4 is an enlarged view of a portion of FIG. 2 at II;
FIG. 5 is an enlarged view of a portion of FIG. 1 at III;
in the figure: 1-a driving handle; 2-driving the screw; 3-locking the nut; 4-adjustable drive nut; 5-arc supporting plate; 6-a baffle plate; 7-limiting a driving nut; 8-an adjusting rod; 9-ear plate; 10-anti-drop pin; 11-a sliding groove; 12-a limiting sheet; 13-rotating pin.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 to 5, the special tool for flange fixed-position welding comprises a driving screw 2, wherein the front end of the driving screw 2 is a unthreaded polish rod, an adjusting module matched with the flange and the inner diameter of a pipeline is mounted on the driving screw 2, and a limiting module is mounted between the adjusting module and the driving screw 2; when the welding device is used, the welding device penetrates into a flange and the interior of a pipeline which need to be aligned from the flange side, the adjusting module is enabled to move along the direction of the driving screw rod 2 by rotating the screw rod, the outer diameter of the adjusting module is adjusted accordingly, the outer diameter of the adjusting module is finally enabled to be matched with a welding part, and finally the adjusting module is locked on the driving screw rod 2 through the limiting module, so that the stability in the welding process is ensured; the driving screw 2 is responsible for providing driving force, the adjusting module is responsible for adjusting the size to match pipe diameters of various models, and the limiting module is responsible for locking the adjusted adjusting module and reliably connecting all parts, so that slipping caused by external force in the welding process is avoided; the utility model has simple structure, high working efficiency, low cost and stable performance.
As shown in fig. 1, the adjusting module comprises an adjustable driving nut 4 and a limit driving nut 7, wherein the adjustable driving nut 4 is installed at the threaded end of the driving screw rod 2 in a threaded manner, the limit driving nut 7 is slidably sleeved on the polished rod, and arc supporting plates 5 are correspondingly installed between the adjustable driving nut 4 and the limit driving nut 7 through a plurality of groups of adjusting rods 8 respectively. As shown in fig. 2, in the embodiment of the present invention, three sets of the adjusting rods 8 and three arc supporting plates 5 are provided as an example, the adjustable driving nut 4 is threadedly mounted at a threaded end of the driving screw 2 and can move back and forth along with the rotation of the driving screw 2, the limit driving nut 7 is disposed on the polish rod of the driving screw 2 and rotates along with the rotation of the adjustable driving nut 4, and when the driving screw 2 rotates, the adjustable driving nut 4 and the limit driving nut 7 approach each other.
As shown in fig. 1 and 2, the adjustable driving nut 4 and the limiting driving nut 7 are circumferentially and uniformly provided with more than three ear plates 9 in one-to-one correspondence, the two corresponding ear plates 9 are respectively provided with one adjusting rod 8 and two adjusting rods 8 are connected in a cross manner through rotating pins 13, the end parts of the adjusting rods 8 are respectively provided with limiting pieces 12, the inner wall of the circular arc supporting plate 5 is provided with sliding grooves 11 along the axial direction of the driving screw rod 2, and the limiting pieces 12 are respectively and slidably mounted in the corresponding sliding grooves 11. The number of otic placode 9 with the number of circular arc fagging 5 equals, otic placode 9 with adjustable drive nut 4 with spacing drive nut 7 all adopts the welding mode to connect, circular arc fagging 5 adopts the arc steel sheet preparation, sliding tray 11 adopt the angle steel preparation and with circular arc fagging 5 welding mode connects, the tip of adjusting lever 8 passes through spacing piece 12 slidable mounting is in sliding tray 11, adjusting lever 8 adopts cross arrangement, and the cross point department utilizes commentaries on classics round pin 13 connects, works as adjustable drive nut 4 with when spacing drive nut 7 is close to each other, two alternately adjusting lever 8 can wind commentaries on classics round pin 13 rotates.
As shown in fig. 3, the adjusting rod 8 is connected to the ear plate 9 by a locking pin 10. The adjusting rod 8 and the ear plate 9 are detachably connected through the anti-drop pin 10, so that the installation and maintenance are convenient.
As shown in fig. 1, the limit module comprises a baffle 6 fixedly installed at the front end of the polish rod and a lock nut 3 threadedly installed on the driving screw 2. The locking nut 3 is in threaded connection with the driving screw rod 2; utilize baffle 6 restriction the axial displacement of spacing drive nut 7 works as adjustable nut adjusts the position after, through screwing lock nut 3 is right adjustable nut fixes, and then right circular arc fagging 5 is fixed.
As shown in fig. 1, a driving handle 1 is provided at the end of the driving screw 2. The driving screw 2 rotates along with the rotation of the driving handle 1, and the driving handle 1 is convenient to rotate the driving screw 2.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Flange fixed-position welding specialized tool, its characterized in that: the front end of the driving screw is a unthreaded polished rod, an adjusting module matched with the flange and the inner diameter of the pipeline is installed on the driving screw, and a limiting module is installed between the adjusting module and the driving screw.
2. The special tool for flange fixed-position welding according to claim 1, characterized in that: the adjusting module comprises an adjustable driving nut and a limit driving nut, wherein the adjustable driving nut is arranged at the threaded end of the driving screw rod in a threaded mode, the limit driving nut is sleeved on the polished rod in a sliding mode, and arc supporting plates are correspondingly arranged between the adjustable driving nut and the limit driving nut through a plurality of groups of adjusting rods.
3. The special tool for flange tack welding of claim 2, wherein: adjustable drive nut with the last circumference equipartition of spacing drive nut has the otic placode of more than three one-to-one, corresponding two install one respectively on the otic placode the adjusting lever, two the middle part of adjusting lever is through changeing round pin cross connection, two the tip of adjusting lever is equipped with spacing piece respectively, follow on the inner wall of circular arc fagging drive screw's axial is equipped with the sliding tray, spacing piece slidable mounting respectively is corresponding in the sliding tray.
4. The special tool for flange fixed-position welding according to claim 3, characterized in that: the adjusting rod is connected with the ear plate through an anti-drop pin.
5. The special tool for flange fixed-position welding according to claim 1, characterized in that: the limiting module comprises a baffle fixedly arranged at the front end of the polished rod and a locking nut which is arranged on the driving screw rod in a threaded manner.
6. A special tool for positioning and welding a flange according to any one of claims 1 to 5, wherein: and the tail end of the driving screw rod is provided with a driving handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146076.3U CN215616194U (en) | 2021-09-07 | 2021-09-07 | Special tool for flange positioning welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146076.3U CN215616194U (en) | 2021-09-07 | 2021-09-07 | Special tool for flange positioning welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215616194U true CN215616194U (en) | 2022-01-25 |
Family
ID=79910835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122146076.3U Active CN215616194U (en) | 2021-09-07 | 2021-09-07 | Special tool for flange positioning welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215616194U (en) |
-
2021
- 2021-09-07 CN CN202122146076.3U patent/CN215616194U/en active Active
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