CN206839400U - A kind of biaxial loadings formula pipe fitting electromagnetism welder - Google Patents
A kind of biaxial loadings formula pipe fitting electromagnetism welder Download PDFInfo
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- CN206839400U CN206839400U CN201720642176.6U CN201720642176U CN206839400U CN 206839400 U CN206839400 U CN 206839400U CN 201720642176 U CN201720642176 U CN 201720642176U CN 206839400 U CN206839400 U CN 206839400U
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- bulging
- pipe fitting
- multiturn
- welding
- soft copper
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Abstract
A kind of biaxial loadings formula pipe fitting electromagnetism welder, capacitor power produces pulse current by discharge switch to bulging coil and collapse coil electric discharge, bulging occurs for pipe fitting in radial electromagnetic force driving between bulging coil and interior pipe fitting, radial electromagnetic force driving exterior loop between collapse coil and outer tube member is compressed, interior pipe fitting is deformed simultaneously with outer tube member and Contact -impact, realizes pipe fitting welding.The bulging self-closing soft copper ring of multiturn mutually insulated can be set between bulging coil and interior pipe fitting；Also the compression self-closing soft copper ring of multiturn mutually insulated can be set between collapse coil and outer tube member.The utility model can realize the electromagnetism welding of different welded joint structure forms；Using the self-closing soft copper ring of multiturn mutually insulated, capacity usage ratio can be effectively provided, improves forming efficiency.
Description
Technical field
The utility model belongs to metal welding field, more particularly to a kind of bi-directional electromagnetic compressed pipe fittings welding method and dress
Put, be mainly used in the welding of metal tube.
Background technology
The welding of pipe fitting electromagnetism is a kind of Solid-phase welding technology, the welding that can be used between dissimilar metal, and welding process
It is extremely short, it is welded in the Microsecond grade time and completes；Welding sequence joint air-tightness is good, good corrosion resistance, before having wide application
Scape.However, there is the development that some problems constrain the technology in existing pipe fitting electromagnetism welding.
Existing metal tube electromagnetism welding method, generally only apply electromagnetic force in side, such as apply electromagnetism pressure in outer tube member
Contracting power realizes that pipe fitting electromagnetism welds, and this results in the insufficient strength of electromagnetism welding；In addition, the application of electromagnetic force relies primarily at present
Driving coil or collection chinaware, electromagnetic coupled efficiency is low, and distribution of electromagnetic force poor controllability, causes electromagnetism welded joint structure list
One.
Such as Chinese patent " thin-wall metal pipelines magnetic pulse connecting method and joint design（CN 101905375 A）" open
A kind of thin-wall metal pipelines magnetic pulse connecting method, using coil-compound inductor of collection chinaware or coil inductor and electricity
Magnetic pulse formation equipment connects, and can carry out magnetic field impulse connection to various metals material and the pipeline of various planforms.The electricity
Magnetic welding method only applies electromagnetic pressure, only outer tube member active deformation in outer tube member, causes welding point form single；Meanwhile
Using collection chinaware simply by big energy with small pipe fitting, and useless inherently improve forming efficiency.
The content of the invention
Therefore, the utility model proposes a kind of biaxial loadings formula pipe fitting electromagnetism welder, the purpose is to improving pipe fitting
While electromagnetism weld strength, by the multiturn mutually insulated for designing different bulging coils and collapse coil or different distributions
Self-closing soft copper ring, the electromagnetism welding of different welded joint structure forms can be achieved；In addition, using the self-closing of multiturn mutually insulated
Soft copper ring is closed, capacity usage ratio can be effectively provided, improves forming efficiency.
The technical scheme that the utility model is taken is：
A kind of biaxial loadings formula pipe fitting electromagnetism welder, it is characterised in that：It is different according to welded joint structure, it can be divided into
Uniform formula pipe fitting electromagnetism welder, locking type pipe electromagnetism welder, inner convexed pipe fitting electromagnetism welder, concave pipe
Part electromagnetism welder etc..
A kind of uniformly formula pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting provide Electromagnetic bulging
Bulging coil, the collapse coil of electromagnetic compression is provided for outer tube member；
It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated
When, bulging coil and collapse coil are axially uniformly distributed in the welding region of pre-welding；
Set multiturn mutually insulated bulging self-closing soft copper ring and multiturn mutually insulated compression self-closing soft copper ring when,
The bulging self-closing soft copper ring of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated are in welding region interior axle
To being uniformly distributed.
A kind of locking type pipe electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting provide Electromagnetic bulging
Bulging coil, the collapse coil of electromagnetic compression is provided for outer tube member；
It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated
When, bulging coil is arranged on pipe fitting outer end in the welding region of pre-welding, welding region outer tube of the collapse coil in pre-welding
Part outer end；
Set multiturn mutually insulated bulging self-closing soft copper ring and multiturn mutually insulated compression self-closing soft copper ring when,
The bulging self-closing soft copper ring of multiturn mutually insulated is arranged on pipe fitting outer end in the welding region of pre-welding, multiturn mutually insulated
Compression self-closing soft copper ring be arranged on the welding region outer tube member outer end of pre-welding.
A kind of inner convexed pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting provide Electromagnetic bulging
Bulging coil, the collapse coil of electromagnetic compression is provided for outer tube member；
It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated
When, bulging coil is arranged in the welding region of pre-welding in the middle part of pipe fitting, welding region outer tube member of the collapse coil in pre-welding
Both ends；
Set multiturn mutually insulated bulging self-closing soft copper ring and multiturn mutually insulated compression self-closing soft copper ring when,
The bulging self-closing soft copper ring of multiturn mutually insulated is arranged in the welding region of pre-welding in the middle part of pipe fitting, multiturn mutually insulated
Compression self-closing soft copper ring is arranged on the welding region outer tube member both ends of pre-welding.
A kind of concave pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting provide Electromagnetic bulging
Bulging coil, the collapse coil of electromagnetic compression is provided for outer tube member；
It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated
When, bulging coil is arranged on pipe fitting both ends in the welding region of pre-welding, welding region outer tube member of the collapse coil in pre-welding
Middle part；
Set multiturn mutually insulated bulging self-closing soft copper ring and multiturn mutually insulated compression self-closing soft copper ring when,
The bulging self-closing soft copper ring of multiturn mutually insulated is arranged on pipe fitting both ends in the welding region of pre-welding, multiturn mutually insulated
Compression self-closing soft copper ring is arranged in the middle part of the welding region outer tube member of pre-welding.
A kind of biaxial loadings formula pipe fitting electromagnetism welder of the utility model, advantage are：
1. the utility model realizes the welding of biaxial loadings formula pipe fitting electromagnetism, bulging occurs for interior pipe fitting, outer tube member is pressed
Contracting, interior pipe fitting is deformed simultaneously with outer tube member and Contact -impact, realizes pipe fitting welding；Two-way change for more existing unidirectional loading
Shape can improve weld strength.
2. different welded joint structure shapes can be achieved by designing different bulging coil and collapse coil in the utility model
The electromagnetism welding of formula.
3. the self-closing soft copper ring of the multiturn mutually insulated in the utility model, can effectively improve electromagnetic coupled efficiency.
Brief description of the drawings
Fig. 1 is biaxial loadings formula pipe fitting electromagnetism welder schematic diagram.
Fig. 1 (a) is uniform formula pipe fitting electromagnetism welder schematic diagram.
Fig. 1 (b) is locking type pipe electromagnetism welder schematic diagram.
Fig. 1 (c) is inner convexed pipe fitting electromagnetism welder schematic diagram.
Fig. 1 (d) is concave pipe fitting electromagnetism welder schematic diagram.
Fig. 2 is the biaxial loadings formula pipe fitting electromagnetism welder schematic diagram with self-closing soft copper ring.
Fig. 2 (a) is the uniform formula pipe fitting electromagnetism welder schematic diagram with self-closing soft copper ring.
Fig. 2 (b) is the locking type pipe electromagnetism welder schematic diagram with self-closing soft copper ring.
Fig. 2 (c) is the inner convexed pipe fitting electromagnetism welder schematic diagram with self-closing soft copper ring.
Fig. 2 (d) is the concave pipe fitting electromagnetism welder schematic diagram with self-closing soft copper ring.
Fig. 3 is biaxial loadings formula pipe fitting electromagnetism welded joint structure schematic diagram.
Fig. 3 (a) is uniform formula pipe fitting electromagnetism welded joint structure schematic diagram.
Fig. 3 (b) is locking type pipe electromagnetism welded joint structure schematic diagram.
Fig. 3 (c) is inner convexed pipe fitting electromagnetism welded joint structure schematic diagram.
Fig. 3 (d) is concave pipe fitting electromagnetism welded joint structure schematic diagram.
Wherein：Pipe fitting in 1.；2. outer tube member；3. collapse coil；4. bulging coil；5. welding region；51. weld zone
Pipe fitting outer end in domain；52. welding region outer tube member outer end；53. pipe fitting middle part, welding region outer tube member in welding region
Middle part；6. the self-closing soft copper ring of multiturn mutually insulated；61. the bulging self-closing soft copper ring of multiturn mutually insulated；More than 62.
The compression self-closing soft copper ring of circle mutually insulated.
Embodiment
A kind of biaxial loadings formula pipe fitting electromagnetism welding method, capacitor power is by discharge switch to bulging coil 4 and compression
Coil 3 discharges, and produces pulse current；Radial electromagnetic force between bulging coil 4 and interior pipe fitting 1, pipe fitting 1 occurs swollen in driving
Shape；Radial electromagnetic force between collapse coil 3 and outer tube member 2, driving exterior loop are compressed, and interior pipe fitting 1 and outer tube member 2 are simultaneously
Deform simultaneously Contact -impact, realizes pipe fitting welding.
A kind of biaxial loadings formula pipe fitting electromagnetism welding method, according to different welded joint structures, different bulging lines is set
Circle 4 and collapse coil 3, to realize that different electromagnetism expansive forces and electromagnetic pressure are distributed；Suitable for the copper of high conductivity, aluminium, iron and its
The electromagnetism welding of alloy pipe fitting.
A kind of biaxial loadings formula pipe fitting electromagnetism welding method, according to different welded joint structures, bulging coil 4 and interior pipe fitting
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated is set between 1；Set multiturn mutual between collapse coil 3 and outer tube member 2
The compression self-closing soft copper ring 6.2 of insulation, to realize that different electromagnetism expansive forces and electromagnetic pressure are distributed；Suitable for all metal tubes
Electromagnetism welding.
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated, including at least two circle above self-closing soft copper rings, wherein copper
Ring internal diameter is close to the external diameter of bulging coil 4, and copper ring external diameter is less than the internal diameter of interior pipe fitting 1.
The compression self-closing soft copper ring 6.2 of multiturn mutually insulated, including at least two circle above self-closing soft copper rings, wherein copper
Ring external diameter is close to the internal diameter of collapse coil 3, and copper ring internal diameter is more than the external diameter of outer tube member 2.
It is different according to welded joint structure, a kind of biaxial loadings formula pipe fitting electromagnetism welder of the utility model, it can be divided into
Uniform formula pipe fitting electromagnetism welder, locking type pipe electromagnetism welder, inner convexed pipe fitting electromagnetism welder, concave pipe
Part electromagnetism welder.
Embodiment 1：
A kind of uniformly formula pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting 1 to provide electromagnetism swollen
The bulging coil 4 of shape, the collapse coil 3 for the offer electromagnetic compression of outer tube member 2；
It is not provided with the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper of multiturn mutually insulated
During ring 6.2, bulging coil 4 and collapse coil 3 are axially uniformly distributed in the welding region of pre-welding；
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated are set
When 6.2, the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper ring 6.2 of multiturn mutually insulated exist
Axially it is uniformly distributed in welding region.
" uniform formula pipe fitting electromagnetism welding method " embodiment：
Uniform formula pipe fitting electromagnetism welding method embodiment is according to Fig. 1（a）Arrangement.One, by the interior pipe fitting welding of pre-welding
Area surfaces are cleaned up and polished smooth, and the outer tube member welding region inner surface of pre-welding is cleaned up and light of polishing
It is sliding；Two, placed by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap；Three, according to welding
The axial length coiling bulging coil and collapse coil in region, the external diameter of bulging coil and interior pipe fitting minor diameter fit, collapse coil
Internal diameter and outer tube member major diameter fit, and bulging coil is positioned over interior inside pipe fitting, collapse coil is positioned on the outside of outer tube member；
Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, capacitor power by discharge switch to bulging coil and
Collapse coil electric discharge produces pulse current；Five, pipe fitting occurs swollen in the driving of radial electromagnetic force between bulging coil and interior pipe fitting
Shape, the radial electromagnetic force driving exterior loop between collapse coil and outer tube member are compressed, and interior pipe fitting occurs simultaneously with outer tube member
Simultaneously Contact -impact is deformed, realizes pipe fitting welding.Welded joint structure such as Fig. 3 after final uniformly formula pipe fitting electromagnetism welding（a）Institute
Show.
" the uniform formula pipe fitting electromagnetism welding method with self-closing soft copper ring " embodiment:
Uniform formula pipe fitting electromagnetism welding method embodiment with self-closing soft copper ring is according to Fig. 2（a）Arrangement.One, will be pre-
The interior pipe fitting welding region cleaning of outer surface of welding is clean and polishes smooth, and the outer tube member welding region inner surface of pre-welding is clear
Wash clean simultaneously polishes smooth；Two, put by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap
Put；Three, make multiturn phase according to the axial length coiling bulging coil and collapse coil of welding region, while using copper litz wire
The bulging self-closing soft copper ring and compression self-closing soft copper ring, the external diameter of bulging coil and the bulging of multiturn mutually insulated mutually to insulate
Self-closing soft copper ring minor diameter fit, bulging self-closing soft copper ring external diameter and the interior pipe fitting minor diameter fit of multiturn mutually insulated, compression
Internal coil diameter and the compression self-closing soft copper ring major diameter fit of multiturn mutually insulated, the compression self-closing soft copper of multiturn mutually insulated
Ring internal diameter and outer tube member major diameter fit, the bulging self-closing soft copper ring and compression self-closing soft copper ring of multiturn mutually insulated are welding
Region is uniformly distributed, and the bulging self-closing soft copper ring of bulging coil, multiturn mutually insulated is positioned over into interior inside pipe fitting, will be pressed
Diminishing line circle, the compression self-closing soft copper ring of multiturn mutually insulated are positioned on the outside of outer tube member；Four, by capacitor power, discharge switch,
Bulging coil, collapse coil series connection, capacitor power produce pulse electricity by discharge switch to bulging coil and collapse coil electric discharge
Stream；Five, the radial electromagnetic force driving multiturn between bulging coil and the bulging self-closing soft copper ring of multiturn mutually insulated is mutually exhausted
The bulging self-closing soft copper ring of edge accelerates, and bulging occurs for pipe fitting in driving, and the compression of collapse coil and multiturn mutually insulated is certainly
The compression self-closing soft copper ring for closing the radial electromagnetic force driving multiturn mutually insulated between soft copper ring accelerates, and drives outer tube member
Compress, interior pipe fitting is deformed simultaneously with outer tube member and Contact -impact, realizes pipe fitting welding.Final band self-closing soft copper ring
Uniform formula pipe fitting electromagnetism welding after welded joint structure such as Fig. 3（a）It is shown.
Embodiment 2：
A kind of locking type pipe electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting 1 provide electromagnetism it is swollen
The bulging coil 4 of shape, the collapse coil 3 for the offer electromagnetic compression of outer tube member 2；
It is not provided with the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper of multiturn mutually insulated
During ring 6.2, bulging coil 4 is arranged on pipe fitting outer end in the welding region of pre-welding, and collapse coil 3 is in the weld zone of pre-welding
Overseas pipe fitting outer end；
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated are set
When 6.2, the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated is arranged on pipe fitting outer end in the welding region of pre-welding, more
The compression self-closing soft copper ring 6.2 of circle mutually insulated is arranged on the welding region outer tube member outer end of pre-welding.
" locking type pipe electromagnetism welding method " embodiment:
Locking type pipe electromagnetism welding method embodiment is according to Fig. 1（b）Arrangement.One, by the interior pipe fitting welding of pre-welding
Area surfaces are cleaned up and polished smooth, and the outer tube member welding region inner surface of pre-welding is cleaned up and light of polishing
It is sliding；Two, placed by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap；Three, according to welding
The size coiling bulging coil and collapse coil of the 1/2 or smaller of the axial length in region, the external diameter of bulging coil and interior pipe fitting
Minor diameter fit, collapse coil internal diameter and outer tube member major diameter fit, and bulging coil is positioned over pipe fitting outer end in welding region,
Collapse coil is positioned over welding region outer tube member outer end；Four, by capacitor power, discharge switch, bulging coil, collapse coil
Series connection, capacitor power produce pulse current by discharge switch to bulging coil and collapse coil electric discharge；Five, bulging coil with it is interior
Bulging occurs for pipe fitting in radial electromagnetic force driving between pipe fitting, and the radial electromagnetic force driving between collapse coil and outer tube member is outer
Coil compresses, and interior pipe fitting is deformed simultaneously with outer tube member and Contact -impact, realizes pipe fitting welding.Final locking type pipe
Welded joint structure such as Fig. 3 after electromagnetism welding（b）It is shown.
" the locking type pipe electromagnetism welding method with self-closing soft copper ring " embodiment:
Locking type pipe electromagnetism welding method embodiment with self-closing soft copper ring is according to Fig. 2（b）Arrangement.One, will be pre-
The interior pipe fitting welding region cleaning of outer surface of welding is clean and polishes smooth, and the outer tube member welding region inner surface of pre-welding is clear
Wash clean simultaneously polishes smooth；Two, put by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap
Put；Three, make multiturn phase according to the axial length coiling bulging coil and collapse coil of welding region, while using copper litz wire
The bulging self-closing soft copper ring and compression self-closing soft copper ring, the external diameter of bulging coil and the bulging of multiturn mutually insulated mutually to insulate
Self-closing soft copper ring minor diameter fit, bulging self-closing soft copper ring external diameter and the interior pipe fitting minor diameter fit of multiturn mutually insulated, compression
Internal coil diameter and the compression self-closing soft copper ring major diameter fit of multiturn mutually insulated, the compression self-closing soft copper of multiturn mutually insulated
Ring internal diameter and outer tube member major diameter fit, the bulging self-closing soft copper ring of multiturn mutually insulated are distributed in interior pipe fitting welding region outer end
Portion, the compression self-closing soft copper ring of multiturn mutually insulated are distributed in outer tube member welding region outer end, and by bulging coil, multiturn
The bulging self-closing soft copper ring of mutually insulated is positioned over interior inside pipe fitting, and the compression of collapse coil, multiturn mutually insulated is self-closing
Soft copper ring is closed to be positioned on the outside of outer tube member；Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, electric capacity electricity
Source produces pulse current by discharge switch to bulging coil and collapse coil electric discharge；Five, bulging coil and multiturn mutually insulated
Bulging self-closing soft copper ring between the bulging self-closing soft copper ring of radial electromagnetic force driving multiturn mutually insulated accelerate, and drive
Bulging occurs for pipe fitting in dynamic, and the radial electromagnetic force between collapse coil and the compression self-closing soft copper ring of multiturn mutually insulated drives
The compression self-closing soft copper ring of multiturn mutually insulated accelerates, and drives outer tube member to compress, and interior pipe fitting is sent out simultaneously with outer tube member
The shape that changes and Contact -impact, realize pipe fitting welding.The finally welding after the locking type pipe electromagnetism welding with self-closing soft copper ring
Joint design such as Fig. 3（b）It is shown.
Embodiment 3：
A kind of inner convexed pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting 1 provide electromagnetism it is swollen
The bulging coil 4 of shape, the collapse coil 3 for the offer electromagnetic compression of outer tube member 2；
It is not provided with the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper of multiturn mutually insulated
During ring 6.2, bulging coil 4 is arranged in the welding region of pre-welding in the middle part of pipe fitting, welding region of the collapse coil 3 in pre-welding
Outer tube member both ends；
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated are set
When 6.2, the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated is arranged in the welding region of pre-welding in the middle part of pipe fitting, multiturn
The compression self-closing soft copper ring 6.2 of mutually insulated is arranged on the welding region outer tube member both ends of pre-welding.
" inner convexed pipe fitting electromagnetism welding method " embodiment：
Inner convexed pipe fitting electromagnetism welding method embodiment is according to Fig. 1（c）Arrangement.One, by the interior pipe fitting welding of pre-welding
Area surfaces are cleaned up and polished smooth, and the outer tube member welding region inner surface of pre-welding is cleaned up and light of polishing
It is sliding；Two, placed by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap；Three, coiling bulging
The 1/2 of of length no more than welding region axial length of coil and collapse coil, wherein bulging coil, the axial direction of collapse coil are long
Degree is consistent with welding region, but does not have winding among it, the external diameter of bulging coil and interior pipe fitting minor diameter fit, collapse coil internal diameter
With outer tube member major diameter fit, and bulging coil is positioned in welding region in the middle part of pipe fitting, collapse coil is positioned over weld zone
Overseas pipe fitting both ends；Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, capacitor power is opened by electric discharge
Close and produce pulse current to bulging coil and collapse coil electric discharge；Five, the radial electromagnetic force between bulging coil and interior pipe fitting drives
Bulging occurs for pipe fitting in dynamic, and the radial electromagnetic force driving exterior loop between collapse coil and outer tube member is compressed, interior pipe fitting and
Outer tube member deforms simultaneously and Contact -impact, realizes pipe fitting welding.Welding point after final inner convexed pipe fitting electromagnetism welding
Structure such as Fig. 3（c）It is shown.
" the inner convexed pipe fitting electromagnetism welding method with self-closing soft copper ring " embodiment：
Inner convexed pipe fitting electromagnetism welding method embodiment with self-closing soft copper ring is according to Fig. 2（c）Arrangement.One, will be pre-
The interior pipe fitting welding region cleaning of outer surface of welding is clean and polishes smooth, and the outer tube member welding region inner surface of pre-welding is clear
Wash clean simultaneously polishes smooth；Two, put by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap
Put；Three, make multiturn phase according to the axial length coiling bulging coil and collapse coil of welding region, while using copper litz wire
The bulging self-closing soft copper ring and compression self-closing soft copper ring, the external diameter of bulging coil and the bulging of multiturn mutually insulated mutually to insulate
Self-closing soft copper ring minor diameter fit, bulging self-closing soft copper ring external diameter and the interior pipe fitting minor diameter fit of multiturn mutually insulated, compression
Internal coil diameter and the compression self-closing soft copper ring major diameter fit of multiturn mutually insulated, the compression self-closing soft copper of multiturn mutually insulated
Ring internal diameter and outer tube member major diameter fit, the bulging self-closing soft copper ring of multiturn mutually insulated are distributed in interior pipe fitting welding region
Portion, the compression self-closing soft copper ring of multiturn mutually insulated are distributed in outer tube member welding region both ends, and by bulging coil, multiturn phase
The bulging self-closing soft copper ring mutually to insulate is positioned over interior inside pipe fitting, by the compression self-closing of collapse coil, multiturn mutually insulated
Soft copper ring is positioned on the outside of outer tube member；Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, capacitor power
Pulse current is produced to bulging coil and collapse coil electric discharge by discharge switch；Five, bulging coil and multiturn mutually insulated
The bulging self-closing soft copper ring of radial electromagnetic force driving multiturn mutually insulated between bulging self-closing soft copper ring accelerates, and drives
Bulging occurs for interior pipe fitting, and the radial electromagnetic force driving between collapse coil and the compression self-closing soft copper ring of multiturn mutually insulated is more
The compression self-closing soft copper ring of circle mutually insulated accelerates, and drives outer tube member to compress, and interior pipe fitting occurs simultaneously with outer tube member
Simultaneously Contact -impact is deformed, realizes pipe fitting welding.Finally the welding after the inner convexed pipe fitting electromagnetism welding with self-closing soft copper ring connects
Header structure such as Fig. 3（c）It is shown.
Embodiment 4：
A kind of concave pipe fitting electromagnetism welder, including capacitor power, discharge switch, for interior pipe fitting 1 provide electromagnetism it is swollen
The bulging coil 4 of shape, the collapse coil 3 for the offer electromagnetic compression of outer tube member 2；
It is not provided with the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper of multiturn mutually insulated
During ring 6.2, bulging coil 4 is arranged on pipe fitting both ends in the welding region of pre-welding, welding region of the collapse coil 3 in pre-welding
In the middle part of outer tube member；
The bulging self-closing soft copper ring 6.1 of multiturn mutually insulated and the compression self-closing soft copper ring of multiturn mutually insulated are set
When 6.2, the bulging self-closing soft copper ring 6.1 of multiturn mutually insulated is arranged on pipe fitting both ends in the welding region of pre-welding, multiturn
The compression self-closing soft copper ring 6.2 of mutually insulated is arranged in the middle part of the welding region outer tube member of pre-welding.
" concave pipe fitting electromagnetism welding method " embodiment：
Concave pipe fitting electromagnetism welding method embodiment is according to Fig. 1（d）Arrangement.One, by the interior pipe fitting welding of pre-welding
Area surfaces are cleaned up and polished smooth, and the outer tube member welding region inner surface of pre-welding is cleaned up and light of polishing
It is sliding；Two, placed by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap；Three, coiling bulging
The 1/2 of of length no more than welding region axial length of coil and collapse coil, wherein collapse coil, the axial direction of bulging coil are long
Degree is consistent with welding region, but does not have winding among it, the external diameter of bulging coil and interior pipe fitting minor diameter fit, collapse coil internal diameter
With outer tube member major diameter fit, and bulging coil is positioned over pipe fitting both ends in welding region, collapse coil is positioned over weld zone
In the middle part of overseas pipe fitting；Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, capacitor power is opened by electric discharge
Close and produce pulse current to bulging coil and collapse coil electric discharge；Five, the radial electromagnetic force between bulging coil and interior pipe fitting drives
Bulging occurs for pipe fitting in dynamic, and the radial electromagnetic force driving exterior loop between collapse coil and outer tube member is compressed, interior pipe fitting and
Outer tube member deforms simultaneously and Contact -impact, realizes pipe fitting welding.Welding point after final concave pipe fitting electromagnetism welding
Structure such as Fig. 3（d）It is shown.
" the concave pipe fitting electromagnetism welding method with self-closing soft copper ring " embodiment:
Concave pipe fitting electromagnetism welding method embodiment with self-closing soft copper ring is according to Fig. 2（d）Arrangement.One, will be pre-
The interior pipe fitting welding region cleaning of outer surface of welding is clean and polishes smooth, and the outer tube member welding region inner surface of pre-welding is clear
Wash clean simultaneously polishes smooth；Two, put by the interior pipe fitting handled well and outer tube member coaxial placement, and by welding region in axial overlap
Put；Three, make multiturn phase according to the axial length coiling bulging coil and collapse coil of welding region, while using copper litz wire
The bulging self-closing soft copper ring and compression self-closing soft copper ring, the external diameter of bulging coil and the bulging of multiturn mutually insulated mutually to insulate
Self-closing soft copper ring minor diameter fit, bulging self-closing soft copper ring external diameter and the interior pipe fitting minor diameter fit of multiturn mutually insulated, compression
Internal coil diameter and the compression self-closing soft copper ring major diameter fit of multiturn mutually insulated, the compression self-closing soft copper of multiturn mutually insulated
Ring internal diameter and outer tube member major diameter fit, the bulging self-closing soft copper ring of multiturn mutually insulated are distributed in interior pipe fitting welding region two
End, the compression self-closing soft copper ring of multiturn mutually insulated are distributed in the middle part of outer tube member welding region, and by bulging coil, multiturn phase
The bulging self-closing soft copper ring mutually to insulate is positioned over interior inside pipe fitting, by the compression self-closing of collapse coil, multiturn mutually insulated
Soft copper ring is positioned on the outside of outer tube member；Four, capacitor power, discharge switch, bulging coil, collapse coil are connected, capacitor power
Pulse current is produced to bulging coil and collapse coil electric discharge by discharge switch；Five, bulging coil and multiturn mutually insulated
The bulging self-closing soft copper ring of radial electromagnetic force driving multiturn mutually insulated between bulging self-closing soft copper ring accelerates, and drives
Bulging occurs for interior pipe fitting, and the radial electromagnetic force driving between collapse coil and the compression self-closing soft copper ring of multiturn mutually insulated is more
The compression self-closing soft copper ring of circle mutually insulated accelerates, and drives outer tube member to compress, and interior pipe fitting occurs simultaneously with outer tube member
Simultaneously Contact -impact is deformed, realizes pipe fitting welding.Finally the welding after the concave pipe fitting electromagnetism welding with self-closing soft copper ring connects
Header structure such as Fig. 3（d）It is shown.
Claims (4)
- A kind of 1. uniformly formula pipe fitting electromagnetism welder, it is characterised in that：Including capacitor power, discharge switch, be interior pipe fitting（1） The bulging coil of Electromagnetic bulging is provided（4）, be outer tube member（2）The collapse coil of electromagnetic compression is provided（3）；It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, bulging coil（4）And collapse coil（3）Axially it is uniformly distributed in the welding region of pre-welding；The bulging self-closing soft copper ring of multiturn mutually insulated is set（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）Axially it is uniformly distributed in welding region.
- A kind of 2. locking type pipe electromagnetism welder, it is characterised in that：Including capacitor power, discharge switch, be interior pipe fitting（1） The bulging coil of Electromagnetic bulging is provided（4）, be outer tube member（2）The collapse coil of electromagnetic compression is provided（3）；It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, bulging coil（4）It is arranged on pipe fitting outer end in the welding region of pre-welding, collapse coil（3）In the weldering of pre-welding Connect region outer tube member outer end；The bulging self-closing soft copper ring of multiturn mutually insulated is set（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）It is arranged on pipe fitting outer end in the welding region of pre-welding Portion, the compression self-closing soft copper ring of multiturn mutually insulated（6.2）It is arranged on the welding region outer tube member outer end of pre-welding.
- A kind of 3. inner convexed pipe fitting electromagnetism welder, it is characterised in that：Including capacitor power, discharge switch, be interior pipe fitting（1） The bulging coil of Electromagnetic bulging is provided（4）, be outer tube member（2）The collapse coil of electromagnetic compression is provided（3）；It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, bulging coil（4）It is arranged in the welding region of pre-welding in the middle part of pipe fitting, collapse coil（3）In the welding of pre-welding Region outer tube member both ends；The bulging self-closing soft copper ring of multiturn mutually insulated is set（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）It is arranged in the welding region of pre-welding in the middle part of pipe fitting, The compression self-closing soft copper ring of multiturn mutually insulated（6.2）It is arranged on the welding region outer tube member both ends of pre-welding.
- A kind of 4. concave pipe fitting electromagnetism welder, it is characterised in that：Including capacitor power, discharge switch, be interior pipe fitting（1） The bulging coil of Electromagnetic bulging is provided（4）, be outer tube member（2）The collapse coil of electromagnetic compression is provided（3）；It is not provided with the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, bulging coil（4）It is arranged on pipe fitting both ends in the welding region of pre-welding, collapse coil（3）In the welding of pre-welding In the middle part of the outer tube member of region；The bulging self-closing soft copper ring of multiturn mutually insulated is set（6.1）With the compression self-closing soft copper ring of multiturn mutually insulated （6.2）When, the bulging self-closing soft copper ring of multiturn mutually insulated（6.1）Pipe fitting both ends in the welding region of pre-welding are arranged on, The compression self-closing soft copper ring of multiturn mutually insulated（6.2）It is arranged in the middle part of the welding region outer tube member of pre-welding.
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|---|---|---|---|
| CN201720642176.6U CN206839400U (en) | 2017-06-05 | 2017-06-05 | A kind of biaxial loadings formula pipe fitting electromagnetism welder |
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| CN201720642176.6U CN206839400U (en) | 2017-06-05 | 2017-06-05 | A kind of biaxial loadings formula pipe fitting electromagnetism welder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096989A (en) * | 2017-06-05 | 2017-08-29 | 三峡大学 | A kind of biaxial loadings formula pipe fitting electromagnetism welds method and apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096989A (en) * | 2017-06-05 | 2017-08-29 | 三峡大学 | A kind of biaxial loadings formula pipe fitting electromagnetism welds method and apparatus |
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