CN109570875A - A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder - Google Patents
A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder Download PDFInfo
- Publication number
- CN109570875A CN109570875A CN201811637278.4A CN201811637278A CN109570875A CN 109570875 A CN109570875 A CN 109570875A CN 201811637278 A CN201811637278 A CN 201811637278A CN 109570875 A CN109570875 A CN 109570875A
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- China
- Prior art keywords
- adapter tube
- plate
- cylinder
- stock
- mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/003—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to controlling of welding distortion
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder, the device includes support plate (2), regulating device and mandrel (1), and the regulating device includes wedge block (6), limited block (7) and stock (8).The adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder of the invention, all mechanical connecting structures, it just can each part inside stretching by the transmission of simple helicitic texture, even if cylinder has tendencies toward shrinkage under welding stress effect, the present apparatus can also keep stretching state, the effective welding deformation for controlling cylinder by itself good self-lock ability.Meanwhile setting mandrel (1) can effectively prevent adapter tube (11) run-off the straight to be welded.
Description
Technical field
The present invention relates to a kind of Anti-deformation device for welding, in particular to the adapter tube welding of a kind of long cylinder of minor diameter thin wall is anti-
Deformation device.
Background technique
The characteristics of usually occurring the pressure vessel of minor diameter, such container in pressure vessel or chemical field is exactly cylinder
Diameter very little, human body are difficult to enter, and barrel is very thin, and barrel lenght is longer, and length L can reach 1~2 meter.
Small takeover is welded on cylinder at this time, according to welding deformation rule, adapter tube will lead to cylinder local contraction when welding
Sink (stainless steel material welding deformation is more serious), and adapter tube axis also can deviation theory position, in order to guarantee take over
The circularity of verticality and cylinder needs to take anti-deformation measure.But too far due to adapter tube positional distance body end surface, manpower
It can not operate, traditional anti-deformation means can not be implemented.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder, should
Device includes support plate and regulating device, by the transmission of simple helicitic texture just can each part inside stretching, even if cylinder exists
There is tendencies toward shrinkage under welding stress effect, the present apparatus also can keep stretching state by itself good self-lock ability, effectively
Control the welding deformation of cylinder.Meanwhile mandrel is inserted into adapter tube, the steady of cylinder entirety can not only be kept in clamping process
It is fixed, additionally it is possible to prevent adapter tube axis runout theoretical position in welding process, have thus completed the present invention.
In particular it is object of the present invention to a kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder is provided,
The device includes support plate and the regulating device for adjusting support plate, which can adjust support plate along cylinder radial direction
It is mobile, so that it is adjacent to cylinder inboard wall, to be tightly attached on the inner wall of the minor diameter thin wall cylinder, stretching barrel prevents from welding
Cylinder, which is shunk, when adapter tube sink.
The adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder provided by the invention can obtain it is following the utility model has the advantages that
1) especially suitable for the minor diameter thin wall cylinder operated can not be implemented due to space limitation manpower.
2) operational motion of the device is implemented to complete outside the cylinder far from weld by worker.
3) anti-deformation ability of the invention is reliable, is not easy loosening and convenient disassembly.
4) package unit is mechanical connecting structure, and using flexible is versatile.
5) present apparatus uses the structure being mechanically connected entirely, there is biggish flexibility in use, passes through replacement one
Or several parts, the anti-deformation demand of the cylinder of different-diameter can be coped with.
Detailed description of the invention
Fig. 1 is the schematic diagram of the pressure vessel of the minor diameter with adapter tube；
Fig. 2 is the schematic diagram of the adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder of the invention；
Fig. 3 is the left view (left side) and main view (right side) of support plate.
Drawing reference numeral explanation:
Each appended drawing reference is as follows:
1- mandrel
2- support plate
3- top plate
3 '-bottom plates
4- front end-plate
5- bolt
6- wedge block
7- limited block
8- stock
9- end plate
The weld metal zone 10-
11- adapter tube to be welded
Specific embodiment
Below by drawings and examples, the present invention is described in more detail.Illustrated by these, the features of the present invention
It will be become more apparent from advantage clear.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the attached drawings
In terms of kind, but unless otherwise indicated, it is not necessary to attached drawing drawn to scale.
Usually occurs the pressure vessel of minor diameter in pressure vessel or chemical field, as shown in Figure 1, in the pressure of minor diameter
Adapter tube is welded on force container.The characteristics of such container is exactly barrel diameter very little, and human body is difficult to enter, and barrel is very thin, and
Barrel lenght is longer, and length can reach 1~2 meter.
Therefore, for the pressure vessel of above-mentioned minor diameter, cylinder office is easy to cause when welding small takeover on cylinder
Portion, which is shunk, sink.In order to keep the circularity of cylinder, need to take anti-deformation measure.
For this purpose, according to the present invention, providing a kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder.
A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder of the invention includes support plate 2 and is used to adjust branch
The regulating device of fagging 2, as shown in Figure 2.
The upper surface of support plate 2 of the present invention be it is arc-shaped, be preferably able to be bonded with cylinder inboard wall, 2 lower end of support plate
Face is inclined-plane, and the tilt angle on the inclined-plane is the self-locking angle of material.The width dimensions on 2 top of support plate are slightly less than top plate 3
Fluting size guarantees to be unlikely to itself inclination while support plate 2 can move up and down, as shown in Figure 3.
Cylinder, which is shunk, in order to prevent sink, and needs to provide a kind of support force to cylinder in inner barrel, to resist welding
When the deformation power that generates.Support plate 2 is only sufficiently high, competence exertion effect.Regulating device can be used to adjust the height of support plate 2
Degree, enter cylinder before, do not need it is too high, with facilitate enter, wait enter cylinder designated position after, can pass through adjust dress
It sets, so that support plate 2 is moved radially along cylinder, so as to be adjacent to cylinder inboard wall or disengage with cylinder inboard wall.
Regulating device of the present invention includes wedge block 6, limited block 7 and stock 8, as shown in Figure 2.Preferably, pass through length
Bar 8 is able to drive limited block 7 and moves forward or back along the length direction of stock 8, and then pushes wedge block 6 in the length side of stock 8
It moves forwards, backwards, and then support plate 2 can be adjusted and be radially adjacent to cylinder inboard wall in cylinder or disengaged with cylinder inboard wall.
The wedge block 6 is gradually increased along the length direction cross section of stock 8, the outer surface of the preferably described wedge block 6
For inclined-plane, the tilt angle phase on the lower end surface inclined-plane of the tilt angle and support plate 2 on the outer surface inclined-plane of more preferable wedge block 6
Together, enable wedge block 6 and support plate 2 with contact of incline plane.
End section is arc-shaped in support plate 2 of the present invention, is matched with cylinder internal diameter, and the lower end section of support plate 2 is
Inclined-plane matches with the outer surface of wedge block 6.
According to the present invention, the contact surface of support plate 2 and wedge block 6 is inclined-plane, and there are the gradients, by adjusting fagging 2 and wedge
Relative motion between shape block 6, can change relative displacement between the two, and then adjust support plate 2 in cylinder radially
Height.Simultaneously as the tilt angle between wedge block 6 and support plate 2 is the self-locking angle of material, it can be ensured that branch
Fagging 2 will not be loosened when cylinder shrinks and generates extruding force.
Preferably, wedge block 6 can be rotary table, and rotary table is axially intermediate to be provided with through hole, and wedge block 6 passes through through hole set
On stock 8.
Limited block 7 of the present invention is arranged on stock 8, is used for stationary wedge block 6, preferably locking nut, passes through spiral shell
Line connection is mounted on stock 8.
Stock of the present invention being capable of horizontal movement, it is preferable that 8 end of stock is equipped with screw thread, passes through threads turn, realizes
The horizontal movement of stock.
In order to which support plate 2 is arranged in around weld metal zone 10, the invention also includes frame-shaped construction, the frame-shaped construction packet
Include front end-plate 4, end plate 9, top plate 3 and optional bottom plate 3 '.Front end-plate 4, end plate 9, top plate 3 and optional bottom plate 3 '
It is fixedly connected, it is preferable that be attached by bolt 5, form stable frame-shaped construction.
Limit hole is provided on the top plate 3 and bottom plate 3 ', the lower end of support plate 2 passes through on top plate 3 and bottom plate 3 '
Limit hole is in contact with wedge block 6.
Preferably, at least two groups of the limit hole on top plate 3 and bottom plate 3 ', are distributed in around weld metal zone 10, in face
The underface at 10 center of pipe nozzle is additionally provided with threaded hole on top plate 3.
Thread groove is provided on the front end-plate 4, stock 8 is connected through a screw thread with front end-plate 4.
Preferably, through hole is provided on the end plate 9, stock 8 passes through end plate 9 and front end-plate 4 passes through screw thread
Connection, is connected through a screw thread, stock 8 can be moved along the threaded hole on front end-plate 4.
Preferred a kind of embodiment according to the present invention, is provided with threaded hole on the top plate 3.
Since support plate is tightly attached on cylinder inboard wall, when rotating stock 8, it is easy to cause whole device and cylinder one
Play rotation.In addition to this, adapter tube is welded on the pressure vessel of thin-walled minor diameter, adapter tube axis is also easy can deviation theory position
It sets, adapter tube is caused to tilt.
To solve the above-mentioned problems, according to the present invention, described device further includes mandrel 1, and mandrel 1 is inserted by weld metal zone 10
Cylinder, the length of mandrel 1 are greater than the length of adapter tube 11 to be welded, and 1 whole of mandrel or at least one section of outer diameter are less than adapter tube 11 to be welded
Internal diameter.
The length of mandrel 1 is greater than the length of adapter tube 11 to be welded, and in the part that mandrel 1 is overlapped with adapter tube 11 to be welded, mandrel 1 is complete
Portion or at least one section of outer diameter are less than 11 internal diameter of adapter tube to be welded.
The diameter of only mandrel 1 is slightly less than 11 internal diameter of adapter tube to be welded and competence exertion fixed function.If mandrel 1 is straight
Diameter is smaller than the internal diameter of adapter tube 11 to be welded too many, cannot play the effect for keeping adapter tube 11 to be welded vertical.
For convenience into and out an at least Duan Zhi on the part that mandrel 1 is overlapped with adapter tube 11 to be welded, mandrel 1
Diameter matches with 11 internal diameter of adapter tube to be welded.
1 upper end of mandrel of the present invention is provided with unthreaded hole or handle, convenient for the installation and removal of mandrel 1.
The lower end of mandrel 1 of the present invention is provided with external screw thread, and the external screw thread matches with the threaded hole on top plate 3.
The lower end of mandrel 1, which is connected through a screw thread, to be fixed on top plate 3, is connected through a screw thread mandrel 1 being fixed on top plate 3
On, enable frame-shaped construction to be that mandrel 1 provides fulcrum, not only can guarantee that package unit will not turn because regulating device is tightened
It is dynamic, but also can guarantee the verticality of adapter tube 11 to be welded when welding adapter tube 11 to be welded.
According to the present invention, cylinder can be prevented by using above-mentioned apparatus when welding adapter tube on minor diameter thin wall cylinder
Deformation and adapter tube inclination, application method of the invention the following steps are included:
Step 1, support plate 2, regulating device and the frame-shaped construction of anti-deformation device are installed, and are placed on cylinder to be welded
It is interior, mandrel 1 is inserted by weld metal zone 10, it is preferable that the lower end of mandrel 1 is threadedly coupled with top plate 3.
Step 2, stock 8 is rotated, stock 8 advances along the threaded hole in front end-plate 4, drives limited block 7 to advance, pushes away simultaneously
Wedge block 6 is moved and with support plate 2 with contact of incline plane, until tightening.
Step 3,11 sets of adapter tube to be welded are welded on mandrel 1, it is to be welded preferably before anti-deformation device is installed
Spot welding is fixed on cylinder pipe 11.
Step 4, after welding, mandrel 1 is disassembled, opposite direction rotates stock 8 later, dismantles simultaneously withdrawing device.
In addition, the erection sequence of mandrel 1 and adapter tube to be welded 11 can adjust, first mandrel 1 can be inserted by weld metal zone 10,
It is threadedly coupled, first 11 points of adapter tube to be welded can also be welded on cylinder with top plate 3, in insertion mandrel 1.Former erection sequence ratio
Latter erection sequence more convenient operation, is conducive to the threaded hole on quick alignment mandrel 1 and top plate 3.
Since the present apparatus uses the structure being mechanically connected entirely, there is biggish flexibility in use, passes through replacement one
A or several parts can cope with the anti-deformation demand of the cylinder of different-diameter.Therefore, before using the present apparatus, elder generation is needed
It is installed.
The mounting means of adapter tube Anti-deformation device for welding of the invention can be not particularly limited this there are many mode,
But preferably include following multiple sub-steps:
Sub-step 1, according to the size of the cylinder and adapter tube to be welded 11 to be welded, select top plate 3, bottom plate 3 ', support plate 2
With mandrel 1；
Stock 8 is passed through end plate 9 by sub-step 2, and limited block 7 and wedge block 6 are mounted on stock 8；
Stock 8 is connected in the threaded hole of front end-plate 4 by sub-step 3, according to the position of the limit hole on top plate 3 and bottom plate 5
It sets, pre-adjusts the position of limited block 7 and wedge block 6；
Sub-step 4 links together top plate 3 and bottom plate 3 ' by bolt and front end-plate 4 and end plate 9；
Support plate 2 is inserted among the limit hole on top plate 3 and bottom plate 5 by sub-step 5, it is made just to be placed in wedge block 6
On.
There is provided a kind of preferred embodiment according to the present invention: fagging 2 is 2 groups, every group 2 pieces, correspondingly, top plate 3 and bottom
Limit hole on plate 5 is also two groups, and the limit hole that two groups of support plates 2 are each passed through on top plate 3 and bottom plate 3 ' is mounted on weld metal zone
Around 10, it is used to support cylinder, for details, reference can be made to attached drawings 2.
According to the size of the cylinder and adapter tube to be welded 11 to be welded, top plate 3, bottom plate 3 ', support plate 2 and mandrel 1 are selected.
Stock 8 is first passed through into end plate 9, limited block 7 and wedge block 6 are mounted on stock 8.Stock 8 is connected to front end-plate 4 later
Threaded hole in, according to the position of the limit hole on top plate 3 and bottom plate 3 ', pre-adjust the position of limited block 7 and wedge block 6.
Then top plate 3 and bottom plate 3 ' are linked together by bolt with front end-plate 4 and end plate 9, support plate 2 is finally inserted into top plate
3 and bottom plate 3 ' on limit hole among, be placed in it just on wedge block 6.
Mounted device is placed in cylinder to be welded, mandrel 1 is inserted by weld metal zone 10, with 3 screw thread of top plate
Connection.When welding adapter tube 11 to be welded, rotation stock 8 drives limited block 7 to advance along stock 8, and then pushes wedge block 6 in stock
Xiang Yidong on 8.The contact surface of 2 lower end of support plate and the outer surface of wedge block 6 is inclined-plane, as wedge block 6 moves forward, wedge shape
Contact surface between block 6 and support plate 2 increases, and under the promotion of wedge block 6, support plate 2 starts to move up and down, thus tightly
It is tightly attached on the inner wall of the minor diameter thin wall cylinder, stretching barrel, cylinder, which is shunk, when preventing from welding adapter tube 11 to be welded sink.
At the end of welding, rotation stock 8 drive limited block 7 along stock 8 retreat, and then push wedge block 6 on stock 8 to
After move.The contact surface of 2 lower end of support plate and the outer surface of wedge block 6 is inclined-plane, as wedge block 6 promotes backward, wedge block 6
Contact surface between support plate 2 reduces, and support plate 2 starts to fall after rise, to reduce the height of support plate 2.Then by mandrel 1
It removes, takes out the intracorporal device of cylinder.
Combining preferred embodiment above, the present invention is described, but these embodiments are only exemplary
, only play the role of illustrative.On this basis, a variety of replacements and improvement can be carried out to the present invention, these each fall within this
In the protection scope of invention.
Claims (10)
1. a kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder, it is characterised in that: including support plate (2) and for adjusting
Save the regulating device of support plate (2).
2. adapter tube Anti-deformation device for welding according to claim 1, it is characterised in that:
The upper surface of the support plate (2) be it is arc-shaped, be preferably able to be bonded with cylinder inboard wall, support plate (2) lower end surface is oblique
Face, the tilt angle on the inclined-plane are self-locking angle.
3. adapter tube Anti-deformation device for welding according to claim 1, it is characterised in that:
The regulating device includes wedge block (6), limited block (7) and stock (8)；Preferably, limit is able to drive by stock (8)
Position block (7) is moved forward or back along the length direction of stock (8), and then pushes wedge block (6) before and after the length direction of stock (8)
It is mobile, and then support plate (2) can be adjusted and be radially adjacent to cylinder inboard wall in cylinder or disengaged with cylinder inboard wall.
4. adapter tube Anti-deformation device for welding according to claim 3, it is characterised in that:
The wedge block (6) is gradually increased along the length direction cross section of stock (8), the appearance of the preferably described wedge block (6)
Face is inclined-plane, the inclination angle on the lower end surface inclined-plane of the tilt angle and support plate (2) on the outer surface inclined-plane of more preferable wedge block (6)
Spend it is identical so that wedge block (6) and support plate (2) can be with contact of incline plane.
5. adapter tube Anti-deformation device for welding according to claim 3, it is characterised in that:
The limited block (7) is arranged on stock (8), is used for stationary wedge block (6), preferably locking nut；Preferably, in institute
Stock (8) end is stated equipped with screw thread.
6. adapter tube Anti-deformation device for welding according to claim 1, it is characterised in that:
The device further includes frame-shaped construction, including top plate (3), front end-plate (4) and end plate (9) and optional bottom plate (3 ')；
Preferably, front end-plate (4), end plate (9), top plate (3) are fixedly connected with optional bottom plate (3 '), it is preferable that pass through spiral shell
Bolt (5) is attached, and forms stable frame-shaped construction.
7. adapter tube Anti-deformation device for welding according to claim 6, it is characterised in that:
Thread groove is provided on the front end-plate (4), stock (8) is connected through a screw thread with front end-plate (4)；
Limit hole is provided on the top plate (3) and bottom plate (3 '), the lower end of support plate (2) passes through top plate (3) and bottom plate
Limit hole on (3 ') is in contact with wedge block (6)；
Preferably, threaded hole is provided on the top plate (3).
8. adapter tube Anti-deformation device for welding according to claim 1, it is characterised in that: described device further includes mandrel (1),
Mandrel (1) is inserted into cylinder by weld metal zone (10), and the length of mandrel (1) is greater than the length of adapter tube (11) to be welded, and mandrel (1) is all
Or at least one section of outer diameter is less than adapter tube (11) internal diameter to be welded.
9. adapter tube Anti-deformation device for welding according to claim 8, it is characterised in that:
Mandrel (1) upper end is provided with unthreaded hole or handle, is convenient for the installation and removal of mandrel (1).
10. adapter tube Anti-deformation device for welding according to claim 8, it is characterised in that: be provided in the lower end of mandrel (1)
External screw thread, the external screw thread match with the threaded hole on top plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637278.4A CN109570875A (en) | 2018-12-29 | 2018-12-29 | A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637278.4A CN109570875A (en) | 2018-12-29 | 2018-12-29 | A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109570875A true CN109570875A (en) | 2019-04-05 |
Family
ID=65932597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811637278.4A Pending CN109570875A (en) | 2018-12-29 | 2018-12-29 | A kind of adapter tube Anti-deformation device for welding of minor diameter thin wall cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109570875A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139749A (en) * | 2020-09-23 | 2020-12-29 | 中国航发贵州黎阳航空动力有限公司 | Welding tool and welding method for annular cylinder mounting seat |
| CN113751954A (en) * | 2021-08-19 | 2021-12-07 | 哈电集团（秦皇岛）重型装备有限公司 | Anti-collapse device and method for welding large steam generator sleeve anti-seismic block |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542393A (en) * | 1991-08-12 | 1993-02-23 | Mitsubishi Electric Corp | Body pipe joining welding deformation preventing device |
| CN201592328U (en) * | 2009-11-16 | 2010-09-29 | 国营红阳机械厂 | Thin-walled cylinder-shaped piece circumferential seam adjustable supporting device |
| CN202271138U (en) * | 2011-09-15 | 2012-06-13 | 湖北三江航天江北机械工程有限公司 | Circular seam butt welding fixture for small-diameter thin-wall cylindrical shell |
| CN203282128U (en) * | 2013-04-27 | 2013-11-13 | 洛阳建浩重工机械有限公司 | Tool for welding minor-diameter barrel and connecting tube |
| CN103433765A (en) * | 2013-08-20 | 2013-12-11 | 天津大学 | Adjustable self-centering inner supporting device for machining thin-wall tubular part |
| CN104999219A (en) * | 2015-07-16 | 2015-10-28 | 成都市松川金属材料有限公司 | Round pipe machining clamping device |
| CN106584147A (en) * | 2016-11-29 | 2017-04-26 | 成都嘉新特种精密铸造有限公司 | Novel drilling and clamping device for flange plate |
| CN206296482U (en) * | 2016-12-09 | 2017-07-04 | 辽沈工业集团有限公司 | A kind of thin-wall barrel clamp for machining |
| CN206662511U (en) * | 2017-03-24 | 2017-11-24 | 山西阳煤化工机械（集团）有限公司 | A kind of positioning tool for welding emplacement type adapter |
-
2018
- 2018-12-29 CN CN201811637278.4A patent/CN109570875A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542393A (en) * | 1991-08-12 | 1993-02-23 | Mitsubishi Electric Corp | Body pipe joining welding deformation preventing device |
| CN201592328U (en) * | 2009-11-16 | 2010-09-29 | 国营红阳机械厂 | Thin-walled cylinder-shaped piece circumferential seam adjustable supporting device |
| CN202271138U (en) * | 2011-09-15 | 2012-06-13 | 湖北三江航天江北机械工程有限公司 | Circular seam butt welding fixture for small-diameter thin-wall cylindrical shell |
| CN203282128U (en) * | 2013-04-27 | 2013-11-13 | 洛阳建浩重工机械有限公司 | Tool for welding minor-diameter barrel and connecting tube |
| CN103433765A (en) * | 2013-08-20 | 2013-12-11 | 天津大学 | Adjustable self-centering inner supporting device for machining thin-wall tubular part |
| CN104999219A (en) * | 2015-07-16 | 2015-10-28 | 成都市松川金属材料有限公司 | Round pipe machining clamping device |
| CN106584147A (en) * | 2016-11-29 | 2017-04-26 | 成都嘉新特种精密铸造有限公司 | Novel drilling and clamping device for flange plate |
| CN206296482U (en) * | 2016-12-09 | 2017-07-04 | 辽沈工业集团有限公司 | A kind of thin-wall barrel clamp for machining |
| CN206662511U (en) * | 2017-03-24 | 2017-11-24 | 山西阳煤化工机械（集团）有限公司 | A kind of positioning tool for welding emplacement type adapter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139749A (en) * | 2020-09-23 | 2020-12-29 | 中国航发贵州黎阳航空动力有限公司 | Welding tool and welding method for annular cylinder mounting seat |
| CN113751954A (en) * | 2021-08-19 | 2021-12-07 | 哈电集团（秦皇岛）重型装备有限公司 | Anti-collapse device and method for welding large steam generator sleeve anti-seismic block |
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