CN208304208U - A kind of automatic opposite soldering device of LNG storage tank cylinder - Google Patents
A kind of automatic opposite soldering device of LNG storage tank cylinder Download PDFInfo
- Publication number
- CN208304208U CN208304208U CN201820622441.9U CN201820622441U CN208304208U CN 208304208 U CN208304208 U CN 208304208U CN 201820622441 U CN201820622441 U CN 201820622441U CN 208304208 U CN208304208 U CN 208304208U
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- China
- Prior art keywords
- snap ring
- interior snap
- cylinder
- outer ring
- ring
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- 238000003860 storage Methods 0.000 title claims abstract description 17
- 238000005476 soldering Methods 0.000 title claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 38
- 239000003949 liquefied natural gas Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of automatic opposite soldering devices of LNG storage tank cylinder, including workbench, welding gun, interior snap ring and outer ring, the interior snap ring is mounted in outer ring, outer ring is rotatably installed on workbench, the interior snap ring, the central axes of outer ring and cylinder are overlapped, interior snap ring includes preceding interior snap ring and rear interior snap ring, preceding interior snap ring and rear interior snap ring are equipped with opening, preceding interior snap ring and afterwards interior snap ring are equipped with locking device in opening, under the action of locking device is shunk, preceding interior snap ring and rear interior snap ring can distinguish two cylinders of clamping, it is connected between snap ring and rear interior snap ring by several clamping devices in front of described, the gap that the clamping device is shrinkable to reduce between two cylinders, until two section cylinders dock completely, outer ring drives cylinder rotation, welding gun is to progress spot welding at gap, spot welding finishes, outer ring continues to drive cylinder Rotation, welding gun realize that the weld seam butt junction location of cylinder is accurate to being fully welded at gap, improve welding quality.
Description
Technical field
The utility model relates to LNG storage tank technical field more particularly to a kind of automatic opposite soldering devices of LNG storage tank cylinder.
Background technique
LNG storage tank is the special product for storing liquefied natural gas, and tank body is typically all by sectional cylindrical tube
It is welded, the welder for being accordingly used in tank body is a kind of important soldering appliance, and present tank body welding process, also all
It is manually to be operated, since the weld seam butt junction location between cylindrical tube is inaccurate, affects welding quality, welding efficiency
It is low.In order to improve welding quality and efficiency, people start to explore automatic welding, robot welding, but when large-size cylinder body welding
Weld seam butt junction location it is more difficult, while welding robot weld job angular field of view is small, be 360 ° to large-size cylinder body longitudinal joint
Circumference soldering, there are constructional difficulties, seriously constrain production efficiency.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of LNG storage tank cylinder automatically to being welded
It sets, which raises the weld seam butt junction location precision and welding quality of cylindrical tube.
The utility model solves technical solution used by its technical problem are as follows:
A kind of automatic opposite soldering device of LNG storage tank cylinder, including workbench, welding gun, interior snap ring and outer ring, the interior snap ring peace
In outer ring, the outer ring is rotatably installed on workbench, and the central axes of the interior snap ring, outer ring and cylinder are overlapped,
The interior snap ring includes preceding interior snap ring and rear interior snap ring, and interior snap ring and rear interior snap ring are equipped with opening before described, interior card before described
Ring and afterwards interior snap ring are equipped with locking device in opening, pass through several clamping devices between interior snap ring and rear interior snap ring before described
Connection, the gap that the clamping device is shrinkable to reduce between two cylinders, the welding gun can end face to two cylinders into
Row welding.
As an improvement of the above technical solution, the first idler wheel, the outer circle of first idler wheel are installed on the workbench
Week is meshed with the excircle of outer ring, and one end of first idler wheel is connected with first motor.
As an improvement of the above technical solution, the workbench is placed with several groups in the front and rear sides of outer ring and moves cylinder wheel,
Every group of shifting cylinder wheel is symmetrically distributed in the left and right sides of outer ring central axes, and the shifting cylinder wheel can drive cylinder to move along the longitudinal direction.
As an improvement of the above technical solution, the shifting cylinder wheel includes the second motor and the second idler wheel, second idler wheel
It is mounted on one end of the second motor, the central axes of second idler wheel are parallel with the end face of outer ring.
As an improvement of the above technical solution, the workbench is placed with several groups rotating cylinder wheel in the front and rear sides of outer ring,
Every group of rotating cylinder wheel is symmetrically distributed in the left and right sides of outer ring central axes.
As an improvement of the above technical solution, the rotating cylinder wheel includes bracket and third idler wheel, the third idler wheel installation
In one end of bracket, the central axes of the third idler wheel and the axis parallel of outer ring.
As an improvement of the above technical solution, the locking device and clamping device are hydraulic cylinder.
The beneficial effects of the utility model have:
Preceding interior snap ring and rear interior snap ring in the automatic opposite soldering device of this LNG storage tank cylinder, in the contraction of locking device
Under, difference two cylinders of clamping, by the contraction of clamping device, preceding interior snap ring drives two of clamping with rear interior snap ring respectively
Cylinder is drawn close to centre, reduces the gap between two cylinders, until two section cylinders dock completely, outer ring drives cylinder rotation,
Welding gun is finished to spot welding, spot welding is carried out at gap, and outer ring continues to drive cylinder rotation, and welding gun is realized to being fully welded at gap
The weld seam butt junction location of cylinder is accurate, and welding gun starts after being welded, and does not just have to shift position again, increases welding
Stability improves welding quality, simple to operate.
Detailed description of the invention
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail, in which:
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the partial enlarged view in Fig. 1 at B；
Fig. 4 is the partial enlarged view in Fig. 1 at C.
Specific embodiment
Referring to Fig. 1, a kind of automatic opposite soldering device of LNG storage tank cylinder of the utility model, including including workbench 1, welding gun,
Interior snap ring 2 and outer ring 3, the interior snap ring 2 are mounted in outer ring 3, and the central axes of the interior snap ring 2, outer ring 3 and cylinder are overlapped,
The workbench 1 is placed with several groups in the front and rear sides of outer ring 3 and moves cylinder wheel 10, and every group of shifting cylinder wheel 10 is symmetrically distributed in outer ring 3
The left and right sides of central axes, the shifting cylinder wheel 10 can drive cylinder to move along the longitudinal direction, and the shifting cylinder wheel 10 can be along right and left
To movement, for going up and down cylinder, the shifting cylinder wheel 10 includes the second motor 11 and the second idler wheel 12, and second idler wheel 12 is installed
Central axes in one end of the second motor 11, second idler wheel 12 are parallel with the end face of outer ring 3, cylinder in moving process,
The excircle of cylinder remains with the excircle of the second idler wheel 12 and contacts that the second motor 11 drives the rotation of the second idler wheel 12, the
Second wheel 12 drives cylinder mobile, therefore needs to weld or welded two cylinders finished under the drive for moving cylinder wheel 10, gradually
Snap ring 2 in gradually moving into, or remove interior snap ring 2.
Further referring to figs. 2 and 3, the interior snap ring 2 includes preceding interior snap ring 4 and rear interior snap ring 5, interior snap ring before described
4 are equipped with opening with rear interior snap ring 5, and interior snap ring 4 and rear interior snap ring 5 are equipped with locking device 6, the lock in opening before described
Tight device 6 is hydraulic cylinder, interior before one end of two cylinders moves on to respectively in two cylinders for needing to weld move into after snap ring
In snap ring 4 and rear interior snap ring 5, i.e., the gap of two cylinders is between preceding interior snap ring 4 and rear interior snap ring 5, is received in locking device 6
Under the action of contracting, preceding interior snap ring 4 distinguishes two cylinders of clamping with rear interior snap ring 5, prevents cylinder from being moved forward and backward, interior card before described
One end of ring 4 and rear interior snap ring 5 is equipped with guide block 16, and the guide block 16 can prevent during clamping cylinder, preceding interior snap ring 4
It misplaces with the both ends of rear interior snap ring 5, is pinched so as to cause cylinder；By several between snap ring 4 and rear interior snap ring 5 in front of described
Clamping device 7 connects, and the clamping device 7 is hydraulic cylinder, and two cylinders are by after complete clamping, and clamping device 7 is shunk, preceding interior card
Ring 4 and rear interior snap ring 5 drive two cylinders to draw close to centre respectively, the gap between two cylinders are reduced, until two section cylinders
Docking completely, it is described after in an end face of snap ring 5 be equipped with block 17, block 17 be set to preceding interior snap ring 4 and it is rear in snap ring 5 it
Between, for balance clamp device 7 to the clamping force of two cylinders, the welding end surface of two cylinders of damage is avoided, realizes cylinder weldering
The Dock With Precision Position of seam positions.
Referring again to Fig. 1 and Fig. 4, the outer ring 3 is rotatably installed on workbench 1, is equipped on the workbench 1
The excircle of first idler wheel 8, first idler wheel 8 is meshed with the excircle of outer ring 3, one end connection of first idler wheel 8
There is first motor 9, first motor 9 passes through the transmission of the first idler wheel 8, and outer ring 3 is driven to rotate, and outer ring 3 connects interior snap ring 2, interior card
Ring 2 and its cylinder of clamping rotate with it, and to spot welding is carried out at the gap between two cylinders, spot welding finishes welding gun, outer ring 3 after
Continuous to drive cylinder rotation, welding gun, using the method that first point postwelding is fully welded, improves welding quality to being fully welded at gap, and
Welding gun starts after being welded, and does not just have to shift position again, increases the stability of welding, further improve welding matter
Amount, it is simple to operate.
Specifically, the workbench 1 is placed with several groups rotating cylinder wheel 13, every group of rotating cylinder wheel 13 in the front and rear sides of outer ring 3
It is symmetrically distributed in the left and right sides of 3 central axes of outer ring, the rotating cylinder wheel 13 can move in left-right direction, for going up and down cylinder, institute
Stating rotating cylinder wheel 13 includes bracket 14 and third idler wheel 15, and the third idler wheel 15 is mounted on one end of bracket 14, the third rolling
The central axes of wheel 15 and the axis parallel of outer ring 3, when the cylinder rotates, the excircle of cylinder and the excircle of third idler wheel 15
Remain contact, rotating cylinder wheel 13 supports cylinder, guarantees the balance of cylinder, third idler wheel 15 rotates under the drive of cylinder, subtracts
The resistance of small barrel body rotation allows barrel body rotation to obtain more steady, guarantees welding quality.
The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as its technical effect for reaching the utility model with any same or similar means, all should belong to the utility model
Protection scope.
Claims (7)
1. a kind of automatic opposite soldering device of LNG storage tank cylinder, it is characterised in that: including workbench (1), welding gun, interior snap ring (2) and outer
Ring (3), the interior snap ring are mounted in outer ring, and the outer ring is rotatably installed on workbench, the interior snap ring, outer ring and
The central axes of cylinder are overlapped, and the interior snap ring includes preceding interior snap ring (4) and rear interior snap ring (5), interior snap ring and rear interior card before described
Ring is equipped with opening, and interior snap ring and rear interior snap ring are equipped with locking device (6) in opening before described, and interior snap ring is with after before described
It is connected between interior snap ring by several clamping devices (7), the gap that the clamping device is shrinkable to reduce between two cylinders,
The welding gun can weld the end face of two cylinders.
2. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 1, it is characterised in that: on the workbench
It is equipped with the first idler wheel (8), the excircle of first idler wheel is meshed with the excircle of outer ring, one end of first idler wheel
It is connected with first motor (9).
3. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 1 or 2, it is characterised in that: the workbench
Several groups are placed in the front and rear sides of outer ring and move cylinder wheel (10), and every group of shifting cylinder wheel is symmetrically distributed in the left and right two of outer ring central axes
Side, the shifting cylinder wheel can drive cylinder to move along the longitudinal direction.
4. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 3, it is characterised in that: the shifting cylinder wheel packet
The second motor (11) and the second idler wheel (12) are included, second idler wheel is mounted on one end of the second motor, second idler wheel
Central axes are parallel with the end face of outer ring.
5. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 1, it is characterised in that: the workbench in
The front and rear sides of outer ring are placed with several groups rotating cylinder wheel (13), and every group of rotating cylinder wheel is symmetrically distributed in the left and right two of outer ring central axes
Side.
6. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 5, it is characterised in that: the rotating cylinder wheel packet
Include bracket (14) and third idler wheel (15), the third idler wheel is mounted on one end of bracket, the central axes of the third idler wheel with
The axis parallel of outer ring.
7. a kind of automatic opposite soldering device of LNG storage tank cylinder according to claim 1, it is characterised in that: the locking device
It is hydraulic cylinder with clamping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622441.9U CN208304208U (en) | 2018-04-26 | 2018-04-26 | A kind of automatic opposite soldering device of LNG storage tank cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622441.9U CN208304208U (en) | 2018-04-26 | 2018-04-26 | A kind of automatic opposite soldering device of LNG storage tank cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208304208U true CN208304208U (en) | 2019-01-01 |
Family
ID=64713552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820622441.9U Expired - Fee Related CN208304208U (en) | 2018-04-26 | 2018-04-26 | A kind of automatic opposite soldering device of LNG storage tank cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208304208U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253184A (en) * | 2019-06-09 | 2019-09-20 | 衢州学院 | A kind of welder suitable for a variety of profiles |
| CN112475679A (en) * | 2020-11-20 | 2021-03-12 | 薛国强 | Large-diameter circular tube coaxiality internal welding robot |
-
2018
- 2018-04-26 CN CN201820622441.9U patent/CN208304208U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253184A (en) * | 2019-06-09 | 2019-09-20 | 衢州学院 | A kind of welder suitable for a variety of profiles |
| CN112475679A (en) * | 2020-11-20 | 2021-03-12 | 薛国强 | Large-diameter circular tube coaxiality internal welding robot |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |