CN107034351A - Weld seam processing unit in metal threaded steel pipe production and processing - Google Patents
Weld seam processing unit in metal threaded steel pipe production and processing Download PDFInfo
- Publication number
- CN107034351A CN107034351A CN201710219783.6A CN201710219783A CN107034351A CN 107034351 A CN107034351 A CN 107034351A CN 201710219783 A CN201710219783 A CN 201710219783A CN 107034351 A CN107034351 A CN 107034351A
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- CN
- China
- Prior art keywords
- insulation cladding
- weld seam
- fixedly connected
- steel pipe
- connecting rod
- 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
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
Weld seam processing unit in metal threaded steel pipe production and processing, insulation cladding including elongate configuration, the section of insulation cladding is two arcs, and the bottom of each arc is the straight panel being integrally connected, the arc on insulation cladding lower openings and its top is articulated structure, the upper and lower part of each arc of insulation cladding is all provided with one group of four through hole, one group of through hole is generally aligned in the same plane, the axis of one group of through hole meets at the inside of insulation cladding, array through hole is opened up on insulation cladding successively, through a connecting rod in each through hole, the roller of one end connect band power set of connecting rod, roller is located inside insulation cladding, the other end of connecting rod is fixedly connected with the piston rod of the first cylinder, first cylinder is located at the outside of insulation cladding, one end of fix bar is fixedly connected with the middle part of first cylinder block, the other end of fix bar is fixedly connected with the outer wall of insulation cladding.Summarized in actual production innovation, devise a kind of flexible, the convenient to use metal threaded steel pipe weld seam processing unit of assembling.
Description
Technical field
The invention belongs to weld seam process field, weld seam processing dress in specifically a kind of metal threaded steel pipe production and processing
Put.
Background technology
As metal threaded steel pipe is increasingly lifted in Steel Tube Industries proportion, the application of metal threaded steel pipe is more and more wider
It is general.Production technology of steel tube is generally pressure pipe, weld seam and polishing, after steel pipe is pressed into, and a spiral slit is left on its outer wall, leads to
Cross weld seam technique to weld the gap, to keep the integrality of steel pipe.The weld seam of welding position is generally required through Overheating Treatment,
Position while welding is heated, then held for some time, cooled down, to improve the stability of position while welding.For screw thread
For pipe, because length is larger, general alignment is overall to be heat-treated.Need larger heating and holding furnace, whole processing dress
Put that volume is big, high energy consumption.
The content of the invention
The present invention provides weld seam processing unit in a kind of metal threaded steel pipe production and processing, of the prior art to solve
Defect.
The present invention is achieved by the following technical programs:
Weld seam processing unit in metal threaded steel pipe production and processing, includes the insulation cladding of elongate configuration, the section of insulation cladding is two
Individual arc, and the bottom of each arc is the straight panel being integrally connected, the arc on insulation cladding lower openings and its top is
Articulated structure, the upper and lower part of each arc of insulation cladding is all provided with one group of four through hole, and one group of through hole is generally aligned in the same plane,
The axis of one group of through hole is met at and opens up array through hole on the inside of insulation cladding, insulation cladding successively, and one is passed through in each through hole
Root connecting rod, the roller of one end connect band power set of connecting rod, roller is located inside insulation cladding, and the other end of connecting rod is consolidated
Surely the piston rod of the first cylinder is connected, the first cylinder, which is located in the middle part of the outside of insulation cladding, the first cylinder block, is fixedly connected with fixation
One end of bar, the other end of fix bar is fixedly connected with the outer wall of insulation cladding;Laying two is parallel to each other below insulation shell opener
Several annealing devices are uniformly installed, each annealing device includes magnet coil, magnet coil and electricity on guide rail, two guide rails
Source circuit is connected, and the lower surface of magnet coil is fixedly connected with support base, and the corner of support base is respectively fixedly connected with second support bar
Upper end, the lower end of second support bar is fixedly connected with the top surface of bottom plate, and the bottom surface of bottom plate is fixedly connected with two cross sliding clocks, two
Cross sliding clock can be slided along corresponding guide rail level respectively simultaneously, and upright guide rail, every is fixedly mounted in the outside of second support bar
Coordinate on upright guide rail and two vertically movable movable sliders are installed, the movable slider between every two neighboring annealing device passes through two
Individual X-shaped crossbar is articulated and connected, and X-shaped crossbar is made up of first connecting rod and second connecting rod, is articulated and connected in the middle part of first connecting rod
The middle part of second connecting rod, four end faces of each X-shaped crossbar are hingedly connected corresponding four movable sliders.
Weld seam processing unit in metal threaded steel pipe production and processing as described above, the arc of described insulation cladding it is upper
Portion's outer wall is hingedly connected one end of two first support bars, and the other end of first support bar is articulated and connected the bottom of suspension bracket,
Suspension bracket is fixedly connected with one end of horizontal shore, and the free end of horizontal shore connects the cylinder body of the second cylinder, the second cylinder
Piston rod is articulated and connected towards insulation cladding and with insulation cladding.
Weld seam processing unit in metal threaded steel pipe production and processing as described above, described insulation cladding is at least three
Point, several heat emission holes are opened up in insulation cladding decline.
It is an advantage of the invention that:Innovation of the invention of being summarized in actual production, devises a kind of assembling flexibly, uses
Conveniently metal threaded steel pipe weld seam processing unit.The present invention carries out hot place by the way of electromagnetic induction heating to weld seam
Reason, weld seam produces induced potential in alternating magnetic field, because the effect being vortexed with magnetic hysteresis makes weld seam generate heat, steel pipe inside and outside wall temperature difference
Not small, heating effect is good.Only have weld seam position to produce after induced electromotive force in heating process to generate heat, hot place is carried out without overall
Reason, dramatically saves on the energy.Electromagnetic induction heating is also safer than modes such as open firings in actual production.By right
The even weld heating of metal threaded steel pipe, then steel pipe is warm, cool down, and eliminates the welding stress of weld seam, improves weld seam strong
The uniformity of degree, is greatly reduced the generation of weld seam belt phenomenon.The distance between adjacent heater of the present invention can be adjusted,
Weld seam so as to the metal threaded steel pipe to different pitch is handled.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of heating part of the present invention;Fig. 2 is Fig. 1 A direction views;Fig. 3 is the structural frames of the present invention
Figure.
Reference:The water of 1 insulation cladding, 2 through hole, 3 connecting rod, 47 first support bar of roller 5 first cylinder, 6 suspension bracket 8
The movable slider 15 of 13 upright guide rail of flat 9 second cylinder of support frame 10 guide rail, 11 cross sliding clock, 12 second support bar 14 is supported
The seat heat emission hole of 16 19 bottom plate of magnet coil 17X shapes crossbar 171 first connecting rod, 172 second connecting rod, 18 fix bar 20.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Weld seam processing unit in metal threaded steel pipe production and processing, as illustrated, the insulation cladding 1 including elongate configuration, is protected
The section of warm shell 1 is two arcs, and the bottom of each arc is the straight panel being integrally connected, the lower openings of insulation cladding 1 and
The arc on its top is articulated structure, and the upper and lower part of each arc of insulation cladding 1 is all provided with one group of four through hole 2, one
Group through hole 2 is generally aligned in the same plane, and the axis of one group of through hole 2 meets on the inside of insulation cladding 1, insulation cladding 1 and opens up number successively
Through a connecting rod 3 in group through hole 2, each through hole 2, the roller 4 of one end connect band power set of connecting rod 3, power dress
It is set to motor.Roller 4 has deflection when installing, and can coordinate with outer wall of steel pipe bead contact.Roller 4 plays branch to metal threaded steel pipe
Positioning action is supportted, and roller 4 drives metal threaded steel pipe to be rotationally advancing, by the flexible of the first cylinder 5, roller 4 is adapted to not
With the metal threaded steel pipe of diameter, roller 4 is located inside insulation cladding 1, and the other end of connecting rod 3 is fixedly connected with the first cylinder 5
Piston rod, the first cylinder 5 is located at one end that fix bar 18 is fixedly connected with the middle part of the outside of insulation cladding 1, the cylinder body of the first cylinder 5, Gu
The other end of fixed pole 18 is fixedly connected with the outer wall of insulation cladding 1;The guide rail 10 that the opening of insulation cladding 1 lower section laying two is parallel to each other,
Several annealing devices are uniformly installed, each annealing device includes magnet coil 16 on two guide rails 10, magnet coil 16 with
Power circuit is connected, and the lower surface of magnet coil 16 is fixedly connected with support base 15, and the corner of support base 15 is respectively fixedly connected with the
The upper end of two support bars 12, the lower end of second support bar 12 is fixedly connected with the top surface of bottom plate 19, and the bottom surface of bottom plate 19 is fixedly connected
Two cross sliding clocks 11, two cross sliding clocks 11 can be slided along the corresponding level of guide rail 10 respectively simultaneously, second support bar 12
Outside, which is fixedly mounted to coordinate on upright guide rail 13, every upright guide rail 13, installs two vertically movable movable sliders 14, per adjacent
Movable slider 14 between two annealing devices is articulated and connected by two X-shaped crossbars 17, and X-shaped crossbar 17 is by first connecting rod
171 and second connecting rod 172 constitute, the middle part of first connecting rod 171 is articulated and connected the middle part of second connecting rod 172, each X-shaped crossbar
17 four end faces are hingedly connected corresponding four movable sliders 14.Innovation of the invention of being summarized in actual production, if
A kind of flexible, the convenient to use metal threaded steel pipe weld seam processing unit of assembling is counted.The present invention is added using electromagnetic induction
The mode of heat is heat-treated to weld seam, and weld seam produces induced potential in alternating magnetic field, because the effect being vortexed with magnetic hysteresis makes weldering
Seam heating, steel pipe inside and outside wall temperature difference is small, and heating effect is good.Only have weld seam position to produce after induced electromotive force in heating process
Heating, is heat-treated without overall, dramatically saves on the energy.Electromagnetic induction heating also compares open firing in actual production
It is safer etc. mode.Heated by the even weld to metal threaded steel pipe, then steel pipe is warm, cool down, and eliminates weld seam
Welding stress, improve weld strength uniformity, be greatly reduced weld seam belt phenomenon generation.The adjacent heating dress of the present invention
The distance between putting to be adjusted, and the weld seam so as to the metal threaded steel pipe to different pitch is handled.
Specifically, the external wall of upper portion of the arc of the insulation cladding 1 described in the present embodiment is hingedly connected two first
One end of support bar 7, the other end of first support bar 7 is articulated and connected the bottom of suspension bracket 6, and suspension bracket 6 is fixedly connected with horizontal shore 8
One end, the free end of horizontal shore 8 connects the cylinder body of the second cylinder 9, the piston rod of the second cylinder 9 towards insulation cladding 1 simultaneously
It is articulated and connected with insulation cladding 1.By the flexible of the piston rod of the second cylinder 9, insulation cladding 1 connects the side of the second cylinder 9 to be hinged
Turned down centered on point, facilitate the metal threaded steel pipe of different-diameter to pass in and out.
Specifically, to ask weld seam inside and outside wall uniform, unsuitable too fast, the guarantor described in the present embodiment of heating and cooling of heat treatment
Warm shell 1 is at least three parts, and these three parts have respectively opens in heating, insulation, refrigerating function, the decline of insulation cladding 1
If several heat emission holes 20.Heat emission hole 20 can link up external environment condition, somewhat increase airflow, will not both make weld seam cooling velocity mistake
It hurry up, will not also make cooling velocity excessively slow.
It is of the invention to be using process:The length direction of pending threaded steel pipe is alignd with the length direction of insulation cladding 1,
Array roller 4 conveys threaded steel pipe into insulation cladding 1, keeps threaded steel pipe in the surface of magnet coil 16, then adjusts
Magnet coil 16 and crossbar 17, it is ensured that the weld seam of threaded steel pipe is located at the surface of magnet coil 16, magnet coil 16 is powered
After produce alternating magnetic field, weld seam is to cut the electric current that alternate magnetic force line produces alternation(It is vortexed), being vortexed makes iron molecule in weld seam
High speed random motion, molecule collides with each other, rubbed and produces heat energy.There are deflection and and steel pipe seam when being installed due to roller 4
It is engaged, weld seam is driven to rotate when roller 4 is rotated, the spiral of weld seam moves towards steel pipe to be rotated while advancing, and protects
Card weld seam is comprehensively heat-treated.Weld seam processing is divided into three parts:Heating, insulation and cooling.Steel pipe adds in heating part
After heat to preference temperature, insulating sections are marched to(Insulating sections can have magnet coil 16, and can insulating sections be entered with trip temperature tune
Control), insulation a period of time, cooling treatment is finally carried out, three parts are sequentially completed rear weld seam processing and completed.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (3)
1. weld seam processing unit in metal threaded steel pipe production and processing, it is characterised in that:Insulation cladding including elongate configuration(1),
Insulation cladding(1)Section be two arcs, and the bottom of each arc is the straight panel being integrally connected, insulation cladding(1)Bottom
The arc on opening and its top is articulated structure, insulation cladding(1)The upper and lower part of each arc be all provided with one group four
Through hole(2), one group of through hole(2)It is generally aligned in the same plane, one group of through hole(2)Axis meet at insulation cladding(1)Inside, insulation
Shell(1)On open up array through hole successively(2), each through hole(2)Inside pass through a connecting rod(3), connecting rod(3)One end connection
Drive the roller of power apparatus(4), roller(4)Positioned at insulation cladding(1)Inside, connecting rod(3)The other end be fixedly connected with the first gas
Cylinder(5)Piston rod, the first cylinder(5)Positioned at insulation cladding(1)Outside, the first cylinder(5)Fixation is fixedly connected with the middle part of cylinder body
Bar(18)One end, fix bar(18)The other end be fixedly connected with insulation cladding(1)Outer wall;Insulation cladding(1)Lay opening lower section
Two guide rails for being parallel to each other(10), two guide rails(10)On several annealing devices, each annealing device bag are uniformly installed
Include magnet coil(16), magnet coil(16)It is connected with power circuit, magnet coil(16)Lower surface be fixedly connected with support base
(15), support base(15)Corner be respectively fixedly connected with second support bar(12)Upper end, second support bar(12)Lower end consolidate
Determine connecting bottom board(19)Top surface, bottom plate(19)Bottom surface be fixedly connected with two cross sliding clocks(11), two cross sliding clocks(11)
Can be simultaneously respectively along corresponding guide rail(10)Level is slided, second support bar(12)Outside be fixedly mounted upright guide rail(13),
Every upright guide rail(13)It is upper to coordinate two vertically movable movable sliders of installation(14), often between two neighboring annealing device
Movable slider(14)Pass through two X-shaped crossbars(17)It is articulated and connected, X-shaped crossbar(17)By first connecting rod(171)Connect with second
Bar(172)Composition, first connecting rod(171)Middle part be articulated and connected second connecting rod(172)Middle part, each X-shaped crossbar(17)
Four end faces be hingedly connected corresponding four movable sliders(14).
2. weld seam processing unit in metal threaded steel pipe production and processing according to claim 1, it is characterised in that:Described
Insulation cladding(1)The external wall of upper portion of arc be hingedly connected two first support bars(7)One end, first support bar(7)
The other end be articulated and connected suspension bracket(6)Bottom, suspension bracket(6)It is fixedly connected with horizontal shore(8)One end, horizontal shore
(8)Free end connect the second cylinder(9)Cylinder body, the second cylinder(9)Piston rod towards insulation cladding(1)And and insulation cladding
(1)It is articulated and connected.
3. weld seam processing unit in metal threaded steel pipe production and processing according to claim 1, it is characterised in that:Described
Insulation cladding(1)For at least three parts, insulation cladding(1)Several heat emission holes are opened up in decline(20).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710219783.6A CN107034351B (en) | 2017-04-06 | 2017-04-06 | Weld seam processing unit in metal threaded steel pipe production and processing |
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CN201710219783.6A CN107034351B (en) | 2017-04-06 | 2017-04-06 | Weld seam processing unit in metal threaded steel pipe production and processing |
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CN107034351A true CN107034351A (en) | 2017-08-11 |
CN107034351B CN107034351B (en) | 2018-10-09 |
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CN201710219783.6A Expired - Fee Related CN107034351B (en) | 2017-04-06 | 2017-04-06 | Weld seam processing unit in metal threaded steel pipe production and processing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112355528A (en) * | 2020-11-20 | 2021-02-12 | 湖南九方焊接技术有限公司 | Post-weld heat preservation system for main chord tube |
CN113103015A (en) * | 2021-05-20 | 2021-07-13 | 燕山大学 | ERW pipe joint surface rolling device and welding heating optimization method |
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CN1730221A (en) * | 2004-08-06 | 2006-02-08 | 陈炯 | Method and equipment for induction heating and welding |
CN101623794A (en) * | 2008-07-08 | 2010-01-13 | 陈炯 | Steel induction heating solid phase welding method and butt welding machine tool |
CN202247559U (en) * | 2011-08-08 | 2012-05-30 | 中国铁道科学研究院金属及化学研究所 | Heat treatment device of welding joint of steel rail |
CN202968639U (en) * | 2012-12-20 | 2013-06-05 | 中联重科股份有限公司 | Straight round pipe positioning device and straight round pipe induction quenching equipment |
-
2017
- 2017-04-06 CN CN201710219783.6A patent/CN107034351B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1730221A (en) * | 2004-08-06 | 2006-02-08 | 陈炯 | Method and equipment for induction heating and welding |
CN101623794A (en) * | 2008-07-08 | 2010-01-13 | 陈炯 | Steel induction heating solid phase welding method and butt welding machine tool |
CN202247559U (en) * | 2011-08-08 | 2012-05-30 | 中国铁道科学研究院金属及化学研究所 | Heat treatment device of welding joint of steel rail |
CN202968639U (en) * | 2012-12-20 | 2013-06-05 | 中联重科股份有限公司 | Straight round pipe positioning device and straight round pipe induction quenching equipment |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112355528A (en) * | 2020-11-20 | 2021-02-12 | 湖南九方焊接技术有限公司 | Post-weld heat preservation system for main chord tube |
CN113103015A (en) * | 2021-05-20 | 2021-07-13 | 燕山大学 | ERW pipe joint surface rolling device and welding heating optimization method |
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CN107034351B (en) | 2018-10-09 |
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