CN206747849U - A kind of pairing device - Google Patents
A kind of pairing device Download PDFInfo
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- CN206747849U CN206747849U CN201720204784.9U CN201720204784U CN206747849U CN 206747849 U CN206747849 U CN 206747849U CN 201720204784 U CN201720204784 U CN 201720204784U CN 206747849 U CN206747849 U CN 206747849U
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- pairing device
- axis
- push rod
- support base
- adapter
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Abstract
The utility model discloses a kind of pairing device, the pairing device includes support base, and the end of support base is provided with fixture, and fixture is taken over for clamping, realizes adapter and the group pair of cylinder.Using clamping support of the present utility model, transverse beam rigidity requirement can be effectively reduced, crossbeam only needs to meet that support requires, effectively reduces cost；Most of welding stress is delivered to push rod until coming directly towards and being applied to product surface by support base, one adapter, fixture, support base, push rod, top and product form entirety, welding stress is offset by way of internal stress, and welding stress is averagely arrived in the range of pairing device support the surface of product, and then improve adapter and the local pressure situation at Product jointing, the adapter angle change after welding is reduced, improves the stress deformation situation of equipment, service life length.
Description
Technical field
The utility model is related to a kind of auxiliary welding equipment, suitable for the external mouth of pipe of pressure vessel and automatic group of cylinder to,
Centering and clamping, specifically, are related to a kind of pairing device.
Background technology
When the external mouth of pipe of pressure vessel welds with Cylinder assembly, it is required for by parts are combined according to drawing requirement
Come, the process being integrally formed after positioning welding.The assembling process typically can all include line, opening, measurement, the group of the external mouth of pipe
To the process such as centering and positioning.Wherein external mouth of pipe group is to ensure welding quality committed step to centering.
The group of existing pressure vessel is to centering, it is common that is carried out by the way of artificial centering.Manually by extension tube attached
After mouth and the preliminary centering of opening of cylinder main body, put and be welded on the interface of cylinder.But welded for melting type, welding
All there is larger residual stress in seam and its heat affected area, the presence of residual stress can cause the deformation of welded unit, cracking simultaneously
Reduce its bearing capacity.To correct this deformation, it is necessary to which in welding process, artificial constantly repeated measurement simultaneously calculates outlet spout
With cylinder position relationship.Afterwards, the position of the mouth of pipe is corrected by the way of hand hammer hammers weld seam according to the requirement of drawing size, to protect
The relative position relation that the external mouth of pipe is demonstrate,proved with cylinder meets design requirement.This measurement, the process of correction are to the skill of operating personnel
It can require very high.Moreover, the even if unusual welding efficiency that each weld seam can not be effectively ensured of skilled operator
And welding quality.
The Chinese patent of Patent No. " 201520481137.3 " proposes a kind of pressure vessel mouth of pipe and filled with Cylinder assembly
Put.During using the mounted point welded pipe, because welding stress is huge, uneven size, adapter and product gap are dripped in the weldering of spot welding
Cause not of uniform size, adapter is caused to tilt, bracing frame crossbeam deforms, and after unclamping fixture, adapter angle deforms rapidly.Crossbeam
Excessive deformation causes the service lifes such as the guide rail, leading screw, motor of the device to decline after long-term stress.Though crossbeam rigidity can be increased
To avoid crossbeam excessive deformation, but it can undoubtedly increase the size and quality of crossbeam, and then column, base are required for accordingly increasing
Size and quality, last matching used motor, guide rail, leading screw have higher requirement etc., add equipment cost
And processing cost.
The content of the invention
The technical problems to be solved in the utility model is the weak point present in prior art, there is provided one kind group pair
Welding stress neutralizing is internal stress by device, the pairing device, and internal stress is averagely arrived to the scope of device support, improves adapter
With the local pressure situation at Product jointing；Pairing device and the rigidity of crossbeam junction are reduced, the design of equipment is reduced, makes
Difficulty, improve equipment working environment, increase the service life, the reduction of pairing device and the rigidity of crossbeam junction so that big portion
Welding stress is divided to be headed a ball along the higher push rod of rigidity when transmitting and be delivered to product surface, the consumption of fraction stress is low firm
At degree, there is the advantages of welding efficiency is high, welding quality is good, processing cost is low, simple in construction, easy to use.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of pairing device, the pairing device bag
Support base is included, the end of support base is provided with fixture, and fixture is taken over for clamping, realizes adapter and the group pair of cylinder.
It is further improvement of the utility model below：
Crossbeam is connected with the support base, the rigidity of support base is less than the rigidity of crossbeam.
Further improve：
Support base forms including two parts, two parts right-angled intersection；
Each section includes stub end and small head end, is interlude between stub end and small head end, interlude outside is inwardly
Recessed, the external diameter of stub end is more than the external diameter of small head end.
It is further to improve：
The periphery of the fixture is provided with tip-lever support, hole is provided with tip-lever support, running through in hole has push rod.
Further improve：
The push rod outboard end is provided with top, comes directly towards to act against drum surface；
Push rod moves back and forth in Kong Zhongke, and to the length according to adapter, regulation top overhangs the length of tip-lever support.
Further improve：
The quantity of the push rod is more than or equal to 3.
Further improve：
The outer surface of the push rod is provided with screw thread, for being engaged with the hole in tip-lever support, limits the movement of push rod.
Further improve：
The support base is provided with hydraulic cylinder, and hydraulic cylinder is fixedly connected by connecting seat with support base；
The piston rod of hydraulic cylinder is connected with push rod, and push rod moves axially along piston rod, prevents it from shifting.
Further improve：
The pairing device is connected with adjusting means, and adjusting means includes X-axis, Y-axis, Z axis, base and guide rail；
Z axis end is connected with pairing device, and Z axis is slidably arranged in Y-axis, and Y-axis can move forward and backward, so as to drive group pair
Device will take over to be docked with drum surface perforate；
Y-axis is fixed on base, and Z axis can move up and down along Y-axis, and the height of adapter is adjusted according to drum surface position of opening
Degree.
Further improve：
The Y-axis is fixed on base, and base is located on guide rail, and base can slide along guide rail, and adjustment pairing device is in X-axis
The position in direction.
The utility model uses above technical scheme, compared with prior art, have advantages below：Using the utility model
Clamping support, can effectively reduce transverse beam rigidity requirement, crossbeam only needs to meet that support requires, effectively reduces cost；It is most of
Welding stress is delivered to push rod until coming directly towards and being applied to product surface by support base, adapter, fixture, support base, push rod, top
With one entirety of product form, welding stress is offset by way of internal stress, and welding stress is supported in pairing device
In the range of averagely arrive the surface of product, and then improve adapter and the local pressure situation at Product jointing, reduce connecing after welding
Tube angulation changes, and improves the stress deformation situation of equipment, service life length；Welding efficiency is high, and once group is to success, eliminate with
Preceding group is to product in the group work for carrying out correcting adapter angle artificial to rear needs；Welding quality is good, and adapter angle can control
In ± 0.1 degree；Processing cost is low, and crossbeam, column, base etc. can significantly reduce rigidity, quality, only need to meet to support
Pairing device；It is simple in construction, and bracing frame crossbeam rigidity fully meets requirement；Easy to use, push rod coordinates with support base
So that push rod produces self-locking, push rod only need to be tightened, it is low to the skill set requirements of operating personnel；It is applied widely, it is adapted to
The different product such as arc, abnormity surface.
The utility model is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of pairing device in the utility model embodiment 1；
Accompanying drawing 2 is another structural representation of pairing device in the utility model embodiment 1；
Accompanying drawing 3 is the structural representation of pairing device in the utility model embodiment 2；
Accompanying drawing 4 is the use state diagram of pairing device in the utility model embodiment；
Accompanying drawing 5 is the top view of accompanying drawing 4.
In figure,
1-Y axles, 2-Z axles, 3- bases, 4- guide rails, 5- pairing devices, 51- support bases, 52- push rods, 53- fixtures, 54- tops
Head, 55- hydraulic cylinders, 56- connecting seats, 57- tip-lever supports, 6- adapters, 7- cylinders, 8- turning rolls, 9-X axles.
Embodiment
Embodiment 1, as depicted in figs. 1 and 2, a kind of pairing device, pairing device include support base 51, and support base 51 includes
Two parts form, and two parts right-angled intersection, its rigidity of cruciform section can be less than header portion, even if uneven during group pair
Welding stress can not be completely counterbalanced by by the pairing device completely, can also be by shape control caused by the stress to Z axis in cross
The position of intersection, the bindiny mechanism of Z axis and Y-axis will not be caused to damage.
Each section includes stub end and small head end, is interlude between stub end and small head end, stub end outside is outwards
Protrusion, interlude outside concave, and the width of small head end and interlude connection end is less than the width of the small head end other end, major part
The lateral surface at end, interlude and small head end seamlessly transits, can be further by shape control caused by the welding stress to Z axis recessed
Sunken position.The small head end end of support base 51 is provided with fixture 53, and the periphery of fixture 53 is provided with tip-lever support 57, set in tip-lever support 57
There is hole, push rod 52 is equipped with hole.
The bottleneck cross-sectional area of support base 51 is small, and crossbeam is connected with support base 51, and the rigidity of support base 51 is less than crossbeam
Rigidity；
Support base 51 can also use engraved structure；
Support base 51 can also use change material or other modes, to realize that the rigidity of support base 51 is firm less than crossbeam
Degree.
Fixture 53 can be chuck, to clamping adapter 6.
The outboard end of push rod 52 is provided with top 54, comes directly towards 54 to act against the surface of cylinder 7.
Push rod 54 can move back and forth in hole, and to the length according to adapter 6, regulation top 54 overhangs tip-lever support
Length.
The quantity of push rod 54 is more than or equal to 3.
The outer surface of push rod 54 is provided with screw thread, for being engaged with the hole in tip-lever support.By threaded function, push rod is limited
52 movement.
Screw thread is preferably fine thread.
As shown in Figure 4 and Figure 5, the pairing device is connected with adjusting means, adjusting means include X-axis 9, Y-axis 1, Z axis 2,
Base 3 and guide rail 4.
The crossbeam being connected with support base 51 is Z axis, and the connection of the end of Z axis 2 is connected with pairing device 5, and Z axis 2 is slidably arranged in Y
On axle 1, Y-axis 1 can move forward and backward, and be docked so as to drive pairing device 5 to will take over 6 with the surface perforate of cylinder 7.
Y-axis 1 is fixed on the base 3, and Z axis 2 can move up and down along Y-axis 1, according to the surface position of opening adjustment adapter 6 of cylinder 7
Height.
Y-axis 1 is fixed on the base 3, and base 3 is located on guide rail 4, and base 3 can slide along guide rail 4, and adjustment pairing device 5 exists
The position in the direction of X-axis 9.
Pressure container cylinder 7 is placed on turning rolls 8, swing roller frame 8, the axial location of cylinder 7 can be positioned, by perforate
It is positioned against pairing device 5.
Afterwards, by adjusting Y-axis, Z axis, base, it is possible to achieve pairing device 5 and the positioning of position of opening.
, centering and the technique stepped up are walked using automatic group of the external mouth of pipe of progress and the cylinder of pairing device in the present embodiment
Suddenly it is：
1）Fixed adapter.
6 clampings be will take on fixture 53, the end of adapter 6 is close to fixture 53.
2）Pairing device is moved by adjusting means and adjusts the significant dimensions such as the overhanging, angle of adapter 6.
3）Each push rod 52 is turned respectively, makes its stretching, until each top 54 and the surface of cylinder 7 welded with adapter 6
Contact with each other, and produce certain pretightning force, stopping turns push rod 52.
4）Adapter group pair.
At least three direction difference spot welding adapter 6 and cylinder 7, weldering drop size is uneven, welded gaps are inconsistent so that connects
Pipe produces slope trend, and the stress passes to fixture by taking over, support base is passed to by fixture, is delivered to push rod by support base until top
Head and be applied to product surface, realize and welding stress offset by way of internal stress, and welding stress averagely arrive group to filling
The surface for being supported on product space is put, improves adapter and the local pressure situation at Product jointing, reduces the adapter angle after welding
Degree change.
Embodiment 2, as shown in figure 3, no longer superfluous in a kind of something in common the present embodiment in pairing device, with embodiment 1
State, only pair be described in the present embodiment with the difference in embodiment 1.
Support base 51 forms including two parts, and two parts right-angled intersection, each section includes stub end and small head end, major part
It is interlude between end and small head end, is straightway on the outside of stub end, is concaved on the outside of interlude, small head end is connected with interlude
The width at end is less than the width of the small head end other end.
Support base 51 is provided with hydraulic mechanism, and hydraulic mechanism includes hydraulic cylinder 55, and hydraulic cylinder 55 has piston rod.
The piston rod of the end of push rod 52 and hydraulic mechanism is connected, and hydraulic cylinder 55 is fixed by connecting seat 56 and support base 51 to be connected
Connect.
Push rod 54 passes through the hole of tip-lever support 57, push rod 54 is moved axially along piston rod, prevents it from shifting.
Replace people in specific embodiment 1 to turn push rod 54 with hydraulic cylinder 55, the cylinder body of hydraulic cylinder 55 by connecting seat 56 with
Support base 51 is fixedly connected, and piston rod is fixedly connected with push rod 54.
As shown in figure 4, to, centering and added using automatic group of the external mouth of pipe of carry out and the cylinder of pairing device in the present embodiment
Tight processing step is：
1）Fixed adapter.
6 clampings be will take on fixture 53, the end of adapter 6 is close to fixture 53.
2）Pairing device 5 is moved by adjusting means and adjusts the significant dimensions such as the overhanging, angle of adapter 6.
3）To open hydraulic station and give three discharge pressures of hydraulic cylinder 55, piston rod stretches out, and drives push rod 52 to travel forward, until
Three tops 54 and the surface of cylinder 7 welded with adapter 6 contact with each other, and produce certain pretightning force, keep pressure constant.
4）Adapter group pair.
Four direction difference spot welding adapter 6 and cylinder 7, weldering drop size is uneven, welded gaps are inconsistent so that adapter production
Raw slope trend, the stress pass to fixture by taking over, support base are passed to by fixture, push rod is delivered to by support base until top and
Product surface is applied to, realizes and welding stress is offset by way of internal stress, and welding stress is averagely arrived pairing device branch
Support is in the surface of product space, improvement adapter and the local pressure situation at Product jointing, the adapter angle change after reduction welding
Change.
The explanation of summary embodiment, produced when operation, use and the utility model of the present utility model can be fully understood by
The effect of raw, the citing described above for the utility model preferred forms, the utility model implementation can not be limited with this
Scope, the scope of protection of the utility model is defined by the content of claim, any to be based on technical inspiration of the present utility model
And the equivalent transformation carried out, also within the scope of protection of the utility model.
Claims (11)
- A kind of 1. pairing device, it is characterised in that：The pairing device includes support base（51）, support base（51）End be provided with Fixture（53）, fixture（53）Taken over for clamping（6）, realize adapter（6）With the group pair of cylinder.
- A kind of 2. pairing device as claimed in claim 1, it is characterised in that：The support base（51）On be connected with crossbeam, prop up Support seat（51）Rigidity be less than crossbeam rigidity.
- A kind of 3. pairing device as claimed in claim 1, it is characterised in that：The support base（51）Formed including two parts, Two parts right-angled intersection.
- A kind of 4. pairing device as claimed in claim 3, it is characterised in that：The support base（51）Each section include it is big Head end and small head end, it is interlude between stub end and small head end, is concaved on the outside of interlude, the external diameter of stub end is more than microcephaly The external diameter at end.
- A kind of 5. pairing device as claimed in claim 1, it is characterised in that：The fixture（53）Periphery be provided with tip-lever support （57）, tip-lever support（57）Interior to be provided with hole, running through in hole has push rod（52）.
- A kind of 6. pairing device as claimed in claim 5, it is characterised in that：The push rod（52）Outboard end is provided with top （54）, top（54）To act against drum surface；Push rod（52）Move back and forth in Kong Zhongke, to according to adapter（6）Length, regulation top（54）Overhang tip-lever support （57）Length.
- A kind of 7. pairing device as claimed in claim 5, it is characterised in that：The push rod（52）Outer surface be provided with screw thread, For with tip-lever support（57）Interior hole is engaged, and limits push rod（52）Movement.
- A kind of 8. pairing device as claimed in claim 5, it is characterised in that：The push rod（52）And the quantity in hole is more than or equal to 3.
- A kind of 9. pairing device as claimed in claim 1, it is characterised in that：The support base（51）It is provided with hydraulic cylinder （55）, hydraulic cylinder（55）Pass through connecting seat（56）With support base（51）It is fixedly connected；Hydraulic cylinder（55）Piston rod be connected with push rod（52）, push rod（52）Moved axially along piston rod, prevent it from shifting.
- A kind of 10. pairing device as claimed in claim 1, it is characterised in that：The pairing device is connected with adjusting means, adjusts Regulating device includes X-axis（9）, Y-axis（1）, Z axis（2）, base（3）And guide rail（4）；Z axis（2）End and pairing device（5）Connection, Z axis（2）It is slidably arranged in Y-axis（1）On, Y-axis（1）It can move forward and backward, So as to drive pairing device（5）It will take over（6）Docked with drum surface perforate；Y-axis（1）It is fixed on base（3）On, Z axis（2）Can be along Y-axis（1）Move up and down, connect according to the adjustment of drum surface position of opening Pipe（6）Height.
- A kind of 11. pairing device as claimed in claim 10, it is characterised in that：The Y-axis（1）It is fixed on base（3）On, bottom Seat（3）Positioned at guide rail（4）On, base（3）Can be along guide rail（4）Slide, adjust pairing device（5）In X-axis（9）The position in direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720204784.9U CN206747849U (en) | 2017-03-04 | 2017-03-04 | A kind of pairing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720204784.9U CN206747849U (en) | 2017-03-04 | 2017-03-04 | A kind of pairing device |
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| Publication Number | Publication Date |
|---|---|
| CN206747849U true CN206747849U (en) | 2017-12-15 |
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|---|---|---|---|
| CN201720204784.9U Active CN206747849U (en) | 2017-03-04 | 2017-03-04 | A kind of pairing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736194A (en) * | 2017-03-04 | 2017-05-31 | 山东豪迈机械制造有限公司 | A kind of group to device |
| CN109693020A (en) * | 2018-12-29 | 2019-04-30 | 东方电气集团东方锅炉股份有限公司 | The barrel soldering deformation control method and tooling of adapter tube and internal diameter Di < 600mm |
-
2017
- 2017-03-04 CN CN201720204784.9U patent/CN206747849U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736194A (en) * | 2017-03-04 | 2017-05-31 | 山东豪迈机械制造有限公司 | A kind of group to device |
| CN106736194B (en) * | 2017-03-04 | 2019-06-21 | 山东豪迈机械制造有限公司 | A kind of pairing device |
| CN109693020A (en) * | 2018-12-29 | 2019-04-30 | 东方电气集团东方锅炉股份有限公司 | The barrel soldering deformation control method and tooling of adapter tube and internal diameter Di < 600mm |
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