CN210024328U - Quick butt joint device of pipeline welding machine - Google Patents
Quick butt joint device of pipeline welding machine Download PDFInfo
- Publication number
- CN210024328U CN210024328U CN201920720459.7U CN201920720459U CN210024328U CN 210024328 U CN210024328 U CN 210024328U CN 201920720459 U CN201920720459 U CN 201920720459U CN 210024328 U CN210024328 U CN 210024328U
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- fastener
- transmission rod
- hole
- locator
- aligning device
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- 238000003466 welding Methods 0.000 title claims abstract description 44
- 210000001503 joint Anatomy 0.000 title description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 24
- 239000010959 steel Substances 0.000 abstract description 24
- 238000009434 installation Methods 0.000 abstract description 7
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model provides a quick aligning device for pipeline welding machinery, which comprises a central locator, a connecting rod, a positioning rod and a positioning rod, wherein the central locator is provided with a through hole; the fastener transmission rod is sleeved in the through hole in a hollow mode, and the right end of the fastener transmission rod is provided with a hexagonal section and a threaded section; the left fastener is provided with an internal thread matched with one external thread; a right fastener having an internal thread that mates with the other external thread, the right fastener having a hexagonal bore into which the hexagonal section is inserted; the fastener is arranged on the threaded section of the fastener transmission rod; and the two rubber cores are respectively arranged at two ends of the central positioner and are provided with taper holes, and the taper holes are in contact fit with the inclined conical surfaces. Use the utility model discloses when fixing and the centering to the pipeline, need not debug repeatedly, the centering of steel pipe is effectual, the installation effectiveness is high, has advantages such as simple structure, economical and practical, convenient to carry.
Description
Technical Field
The utility model relates to a technical field such as oil gas pipeline welding and installation especially relates to a pipeline welding machine is fast to mouthpart.
Background
Because the pipeline inevitably has the wall thickness inhomogeneous, the elliptical deformation scheduling problem, when the pipeline welding installation, centering nature is relatively poor between the steel pipe, leads to the steel pipe group very easily to be too big to the wrong variable when welding, arouses that local welding stress is too big, pipeline welding seam metal is filled inhomogeneously, iron fillings, corrosion in the pipeline are piled up and the cylindricity of pipeline internal surface descends the scheduling problem, influences the trafficability characteristic of pipeline pig, is unfavorable for the detection and the operation maintenance of pipeline. Therefore, when the pipeline is welded, in order to strictly control the ovality of the pipeline and allow wrong variables, the pipeline aligning device is required to be used for ensuring accurate alignment between the two steel pipes.
At present, the pipeline welding aligning device mainly comprises an inner aligning device and an outer aligning device, and is divided into a hydraulic, pneumatic and mechanical manual aligning device according to different power, and the pneumatic inner aligning device is usually adopted when the welding group of the large-diameter thick-wall pipeline is aligned. The mouth aligning device of the type utilizes high-pressure compressed air as power, and pushes the wedge-shaped sliding block or the supporting device to elastically deform and extrude the pipe wall through the compressed air so as to forcibly align and fix the two steel pipes. Because the wrong variable of the pipeline is uneven, the assembly is difficult to complete at one time, the wrong variable in the circumferential direction can be uniformly distributed after multiple times of fine adjustment, and the welding and installation time of the pipeline assembly is longer. The mouth fitting has high manufacturing cost, huge equipment and inconvenient carrying, and is not beneficial to field flexible operation.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a quick aligning device for a pipeline welding machine, which is used to solve the above-mentioned problems existing in the prior art.
In order to achieve the above objects and other related objects, the utility model provides a pipe welding machinery is fast to mouthpart, pipe welding machinery is fast to mouthpart includes:
the center locator is provided with a through hole penetrating through the center locator, the left end and the right end of the center locator are provided with external threads with opposite rotating directions, the center locator is of a symmetrical structure with a large middle and small two ends, and an oblique conical surface is formed from the middle to the two ends;
the fastener transmission rod is sleeved in the through hole of the central locator in a hollow mode, the right end of the fastener transmission rod is provided with a hexagonal section and a threaded section, and a radial hole is formed in the position, close to the left end of the fastener transmission rod, of the right end of the fastener transmission rod;
the left fastener is provided with an internal thread matched with one external thread and is connected to the left end of the central locator through a thread, and the left fastener is provided with a vertical groove;
the right fastener is provided with an internal thread matched with the other external thread and is connected to the right end of the central locator through a thread, the right fastener is provided with a hexagonal hole, and the hexagonal section is inserted into the hexagonal hole;
the fastener is arranged on the threaded section of the fastener transmission rod and fixedly connects the right fastener with the fastener transmission rod;
the two rubber cores are respectively arranged at two ends of the central locator and are coaxially arranged with the central locator, each rubber core is provided with a taper hole, and the taper holes are in contact fit with the inclined conical surfaces of the central locator.
Optionally, the quick pipe aligning device of the pipe welding machine further includes a driving pin, and the driving pin is tightly inserted into the radial hole of the driving rod of the fastener and is clamped in the vertical slot of the left fastener.
Optionally, the fastener comprises a washer and a nut.
Optionally, a thrust bearing is arranged between the left fastener and the rubber core.
Optionally, a thrust bearing is arranged between the right fastener and the rubber core.
Optionally, the left end of the driving rod of the fastener is provided with a connector, the connector is a hexagonal column, and a pin hole is formed in the connector.
Optionally, the rubber core is a rubber member with a plurality of metal rib plates vulcanized inside, and the metal rib plates are exposed on the surface and the large end face of the taper hole.
As above, the utility model discloses a pipeline welding machine is fast to mouthpart has following beneficial effect:
adopt the utility model discloses a pipeline welding machine is quick to mouthpart, when the group of pipeline was to the welding, place pipeline welding machine quick to mouthpart central plane at two steel pipe connection positions, only need clockwise rotation binding transfer line, rubber core external diameter warp the increase and push away the steel pipe inner wall, realize the fixed and centering of steel pipe simultaneously, do not need large-scale compressor or hydraulic equipment, need not debug repeatedly, the centering of steel pipe is effectual, the installation effectiveness is high, has advantages such as simple structure, economical and practical, convenient to carry.
Drawings
Fig. 1 is a main sectional view of a structure of a quick butt-joint device for a pipeline welding machine according to an embodiment of the present invention;
FIG. 2 is a sectional view taken at the section A-A in FIG. 1;
fig. 3 is a schematic structural view of a center locator of a quick aligning device of a pipeline welding machine according to an embodiment of the present invention;
fig. 4 is a schematic view of a rubber core structure of a quick aligning device of a pipeline welding machine according to an embodiment of the present invention;
FIG. 1, 11, a fastener drive link; 12, a left fastener; 13 a drive pin; 14 steel pipes; 15 a thrust bearing; 16 rubber cores; 17 a centering locator; 18 right fastener; 19 a gasket; 110 nuts;
in fig. 4, 41 metal webs; 42 rubber member.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1-4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
An object of the utility model is to overcome prior art's not enough, provide a say that welding machine is quick to mouthpart of butt joint ware that belongs to interior mouthpart type for the quick installation of butt joint of steel pipe when the welding of pipeline group.
As shown in FIG. 1, the quick aligning device for the pipeline welding machine comprises a fastener transmission rod 11, a left fastener 12, a rubber core 16, a center locator 17 and a right fastener 18;
the center locator 17 has a through hole passing through the center locator, and the through hole may be specifically arranged along the length direction of the center locator. The left end and the right end of the center locator are provided with external threads with opposite screwing directions. The center locator is a symmetrical structure with a large middle and two small ends, and an oblique conical surface is formed from the middle to the two ends.
The fastener transmission rod 11 is sleeved in the through hole of the central locator in a hollow mode, and the right end of the fastener transmission rod is provided with a hexagonal section and a threaded section; wherein the hexagonal section and the threaded section are arranged in sequence and connected with each other, and a radial hole is arranged at a position close to the left end of the fastener transmission rod and can be inserted with a transmission pin.
The left fastener 12 has an internal thread that mates with one of the external threads and is threadably attached to the center retainer. The left fastener is of a cylindrical barrel structure, the inner surface of the cylindrical barrel is divided into two sections, the left section is small in diameter, the right section is large in diameter, and the right section is provided with internal threads; the left section diameter can be passed by the fastener drive rod.
The right fastener 18 has an internal thread that mates with the other external thread and is threadably attached to the center retainer. Specifically, the right fastener 18 is a structure similar to a cylindrical barrel, and the inner surface of the barrel is divided into two sections, wherein the left section is a cylindrical surface, and is provided with an internal thread which can be connected with the external thread; the right section is an inner hexagonal cylindrical surface, and the hexagonal section of the fastener transmission rod is inserted into the hexagonal cylindrical surface. The fastener is arranged on the threaded section of the fastener transmission rod and comprises a gasket 19 and a nut 110 which are arranged from left to right.
The two rubber cores 16 are respectively arranged at two ends of the central locator and are coaxial with the central locator, each rubber core is provided with a taper hole, and the taper holes are in contact fit with the inclined conical surfaces of the central locator. The rubber core 16 is a rubber part with a plurality of metal rib plates 41 vulcanized inside, the outer surface of the rubber core is a rubber cylindrical surface, the inner hole is a conical surface, and the metal rib plates are exposed and are in contact fit with the conical surface of the central locator 17; the large end face of the rubber core and the metal rib plate are also exposed.
In an embodiment, a thrust bearing 15 is disposed between the left fastener or/and the right fastener and the rubber core, so as to perform a rotational drag reduction function.
In an embodiment, the quick aligning device for pipe welding machine further includes a driving pin 13, which is inserted into the radial hole of the driving rod 11 of the fastener and is clamped in the vertical slot of the left fastener 12.
Because the steel pipe of defeated oil gas is longer, for the rotation binding transfer line 11 of being convenient for and drag pipeline welding machinery to move quick butt joint ware, consequently the binding transfer line left end sets up a connector, and the connector is the regular hexagon connector, and is provided with a cotter hole, can connect long flexible axle through the regular hexagon connector of taking the cotter hole.
When the device is used, a quick aligning device of a pipeline welding machine is fed from one end of a newly welded steel pipe 14, the central plane of a central locator 17 is positioned at the connecting part of the two steel pipes 14, a fastener transmission rod 11 is rotated clockwise to drive a left fastener 12 and a right fastener 18 to rotate clockwise, a screw mechanism respectively pushes rubber cores 16 at two ends to climb along the inclined conical surface of the central locator through a thrust bearing 15, the outer diameter deformation of the rubber cores 16 is increased to push the inner wall of the steel pipe 14, the rubber cores are coaxial with the central locator, the outer diameter deformation of the rubber cores is increased to push the inner wall of the steel pipe, the fixation and alignment of the steel pipes are realized simultaneously, and the welding is performed after the wrong variables of the two steel pipes 14 meet the requirements. After welding, the fastener transmission rod 11 is rotated anticlockwise to drive the left fastener 12 and the right fastener 18 to rotate anticlockwise to move towards two sides, the rubber core 16 is not extruded any more, the outer diameter of the rubber core retracts under the action of the elastic restoring force of rubber, the steel pipe is loosened, and the rubber core is separated from the inner wall of the steel pipe. Then, the driving rod 11 of the fastener is axially pulled, so that the pipe welding machine moves the mouth aligning device to the next welding position or pulls out along the steel pipe.
When the pipeline group is to the welding, adopt the utility model discloses a pipeline welding machinery is fast to mouthful ware, places pipeline welding machinery at two steel pipe connection positions fast to mouthful central plane of ware center locator 17, only needs clockwise rotation binding transfer line, alright realize the fixed and centering of steel pipe simultaneously, does not need large-scale compressor or hydraulic equipment, need not debug repeatedly, and the centering of steel pipe is effectual, the installation effectiveness is high, has advantages such as simple structure, economical and practical, convenient to carry.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a quick aligning device of pipe welding machinery which characterized in that, quick aligning device of pipe welding machinery includes:
the center locator is provided with a through hole penetrating through the center locator, the left end and the right end of the center locator are provided with external threads with opposite rotating directions, the center locator is of a symmetrical structure with a large middle and small two ends, and an oblique conical surface is formed from the middle to the two ends;
the fastener transmission rod is sleeved in the through hole of the central locator in a hollow mode, the right end of the fastener transmission rod is provided with a hexagonal section and a threaded section, and a radial hole is formed in the position, close to the left end of the fastener transmission rod, of the right end of the fastener transmission rod;
the left fastener is provided with an internal thread matched with one external thread and is connected to the left end of the central locator through a thread, and the left fastener is provided with a vertical groove;
the right fastener is provided with an internal thread matched with the other external thread and is connected to the right end of the central locator through a thread, the right fastener is provided with a hexagonal hole, and the hexagonal section is inserted into the hexagonal hole;
the fastener is arranged on the threaded section of the fastener transmission rod and fixedly connects the right fastener with the transmission rod;
the two rubber cores are respectively provided with two ends of the central locator and are coaxially arranged with the central locator, each rubber core is provided with a taper hole, and the taper holes are in contact fit with the inclined conical surfaces of the central locator.
2. The quick aligning device for pipe welding machine of claim 1, further comprising a driving pin inserted into the radial hole of the driving rod of the fastener and locked in the vertical slot of the left fastener.
3. The mechanical quick-action mouth-aligner for pipe welding of claim 1, wherein said fastener comprises a washer and a nut.
4. The quick aligning device for pipeline welding machine of claim 1, wherein a thrust bearing is arranged between the left fastener and the rubber core.
5. The quick aligning device for the pipeline welding machine according to claim 1 or 4, wherein a thrust bearing is arranged between the right fastener and the rubber core.
6. The quick aligning device for the pipeline welding machine according to claim 1, wherein the left end of the transmission rod of the fastener is provided with a connector which is a hexagonal cylinder and is provided with a pin hole.
7. The quick aligning device for the pipeline welding machine according to claim 1, wherein the rubber core is a rubber member with a plurality of metal rib plates vulcanized inside, and the metal rib plates are exposed on the surface and the large end face of the taper hole of the rubber core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720459.7U CN210024328U (en) | 2019-05-20 | 2019-05-20 | Quick butt joint device of pipeline welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720459.7U CN210024328U (en) | 2019-05-20 | 2019-05-20 | Quick butt joint device of pipeline welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210024328U true CN210024328U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920720459.7U Expired - Fee Related CN210024328U (en) | 2019-05-20 | 2019-05-20 | Quick butt joint device of pipeline welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210024328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692506A (en) * | 2020-12-18 | 2021-04-23 | 成都迪锐创橙科技有限公司 | Welding strutting arrangement of alignment placed in middle |
-
2019
- 2019-05-20 CN CN201920720459.7U patent/CN210024328U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692506A (en) * | 2020-12-18 | 2021-04-23 | 成都迪锐创橙科技有限公司 | Welding strutting arrangement of alignment placed in middle |
| CN112692506B (en) * | 2020-12-18 | 2022-11-11 | 台州风达机器人科技有限公司 | Welding strutting arrangement of alignment placed in middle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200207 |