CN103920977A - Welding missing control device and welding missing control method for butt welding seams of guide pipes in complicated spatial orientation - Google Patents
Welding missing control device and welding missing control method for butt welding seams of guide pipes in complicated spatial orientation Download PDFInfo
- Publication number
- CN103920977A CN103920977A CN201410133567.6A CN201410133567A CN103920977A CN 103920977 A CN103920977 A CN 103920977A CN 201410133567 A CN201410133567 A CN 201410133567A CN 103920977 A CN103920977 A CN 103920977A
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- Prior art keywords
- conduit
- wedge shape
- block
- welding
- expansion
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
- B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/035—Seam welding; Backing means; Inserts with backing means disposed under the seam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/10—Pipe-lines
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a welding missing control device and a welding missing control method for butt welding seams of guide pipes in complicated spatial orientation, and belongs to the field of manual argon arc welding technologies for guide pipes. The welding missing control device and the corresponding welding missing control method have the advantages that the welding missing control device is compact in structure, is flexibly combinable and detachable and can be placed on the backs of butt welding seams of the complicated guide pipes, and excess weld metal on the backs of the welding seams can be precisely controlled; the welding missing control device has a detachable function and can be taken out of pipelines of the guide pipes with complicated spatial structure after the welding seams are welded, accordingly, the problem of incapability of controlling excess weld metal on the backs of butt welding seams of pipelines in complicated orientation and with diameters larger than phi15mm can be solved, and the welding missing control device and the welding missing control method are excellent in machining technological efficiency and economical efficiency.
Description
Technical field
The present invention relates to conduit manual argon arc welding welding technology field, be specifically related to a kind of spatial complex and walk conductive pipe butt weld weldering leakage control device and method.
Background technology
The manufacture such as Aeronautics and Astronautics, automobile field fuel oil, cooling system move towards pipeline composition by complexity, and most of conduit adopts banjo fixing butt jointing form to weld, weldquality is I level or II level, require complete penetration and can not exist larger weldering to leak, prevent that blocking pipeline from affecting gas or the fluid flow of catheter interior, possesses the handling capacity of certain diameter steel ball, therefore when conduit docking is in the past welded, often adopt straight pole welding plug to control conduit back of weld reinforcement.But move towards pipeline for complexity, conduit butt weld is between two bending sections time, cannot pass into welding plug butt welding leakage controls, because conduit space is little, pipeline moves towards complicated, after welding, also cannot weld no marking and grind to ensure the requirement of back of weld reinforcement, usually control root reinforcement by operator's welding level of skill, human factor impact is larger, unstable product quality.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is: how to design a kind of spatial complex of accurately controlling and walk the device and method that conductive pipe butt weld weldering is leaked.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of spatial complex and walk conductive pipe butt weld weldering leakage control device, comprising: expansion block, wedge shape axle, block and steel wire rope;
Described expansion block quantity is three, a circle of the circular arc profile of the exterior arc surface of three expansion blocks composition, and the circular diameter forming equals the internal diameter of conduit to be welded, and the centre position of the exterior arc surface of every expansion block is processed with weldering bakie; The inner cavity surface size and the shape that after described three expansion blocks combination, form are identical with size and the shape of described wedge shape axle;
Described wedge shape axle can be positioned at the inner cavity surface forming after three expansion block combinations, described wedge shape axle comprises end to end two ends, wherein one end is cylindrical, and the other end is and the taper shape that goes to top of described cylindrical concentric that the shaft core position of described wedge shape axle is processed with a through hole crossing;
Described block is positioned at the outside of the conical structure that goes to top of described wedge shape axle, and described block is cylindrical structural, rectangular structure or cube structure, and center is processed with a through hole crossing.
Described steel wire rope can pass the through hole of described wedge shape axle and the through hole of described block, exposes to the outside of the cylindrical structural of described wedge shape axle through rear one end, and the other end exposes to the side away from wedge shape axle of described block.
Preferably, described weldering bakie is arc weldering bakie, and width is 4mm, and the degree of depth is 0.5mm.
Preferably, if conduit to be welded is aluminum alloy conduit, the material of described expansion block is stainless steel material, if conduit to be welded is stainless steel or titanium alloy conduit, the material of described expansion block is Cu alloy material.
The present invention also provides a kind of spatial complex to walk conductive pipe butt weld weldering leakage control method, comprises the following steps:
S1, described steel wire rope is passed from the first conduit, and through described block and described wedge shape axle, described block and steel wire rope are welded and fixed simultaneously, the wedge shape axle of then expansion block described in three being fitted is in place;
S2, by the first sheathed catheter in three expansion blocks, make the termination of the first conduit be positioned at expansion block weldering bakie directly over, pull steel wire rope left, block and wedge shape are coupling to be touched and swelling expansion block and the first conduit, thereby make frock and the first conduit composition entirety by frictional force between each part, then steel wire rope is stretched out to one end bending of wedge shape axle, again the second conduit is inserted in to second half position of expansion block, when the first conduit is docked with the second conduit weld seam to be welded be positioned at expansion block weldering bakie directly over;
S3, the first conduit and the second conduit are docked to welding, after having welded, by pulling steel wire rope to the right, wedge shape axle are taken out, and knock conduit, make three expansion blocks separate and drop after taking-up.
(3) beneficial effect
The present invention has designed a kind of compact conformation, flexible capable of being combined, dismountable control device and corresponding control method, this device can be positioned over complicated conduit butt weld back, can accurately control back of weld reinforcement, there is detachable function simultaneously, postwelding takes out in little spatial complex structure conduit line, can solve the complexity of diameter more than Φ 15mm and move towards the uncontrollable problem of pipeline joint back of weld reinforcement, there is good processing technology and economy.
Brief description of the drawings
Fig. 1 is device of the present invention structure chart and placement location signal in conduit thereof in use;
Fig. 2 is the structural representation of three expansion blocks after combination in device of the present invention, and wherein a is profile, the right view that b is a;
Fig. 3 is the structural representation of wedge shape axle in device of the present invention, and wherein a is profile, the left view that b is a;
Fig. 4 is dismounting device process schematic diagram of the present invention after conduit welding.
Wherein, expansion block 1, wedge shape axle 2, block 3, steel wire rope 4, the first conduit 5, the second conduit 6, weldering bakie 7.
Detailed description of the invention
For making object of the present invention, content and advantage clearer, below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
The invention provides a kind of spatial complex and walk conductive pipe butt weld weldering leakage control device, described spatial complex is walked the conduit that conductive pipe refers to have multiple bending sections, in the present embodiment, especially refer to that diameter is not less than the conduit of Φ 15mm, described butt weld weldering is leaked and is referred to butt weld root reinforcement.
As shown in Figure 1, a kind of spatial complex provided by the invention is walked conductive pipe butt weld weldering and is leaked control device and comprise: expansion block 1, wedge shape axle 2, block 3 and steel wire rope 4;
As shown in Figure 2, described expansion block 1 quantity is three, a circle of circular arc profile composition of the exterior arc surface of three expansion blocks 1, and the circular diameter forming equals the internal diameter of conduit to be welded, and the centre position of the exterior arc surface of every expansion block 1 is processed with weldering bakie 7; The inner cavity surface size and the shape that after described three expansion blocks, 1 combination, form are identical with size and the shape of described wedge shape axle;
As shown in Figure 3, described wedge shape axle 2 can be positioned at the inner cavity surface forming after 1 combination of three expansion blocks, described wedge shape axle 2 comprises end to end two ends, wherein one end is cylindrical, and the other end is and the taper shape that goes to top of described cylindrical concentric that it is to be mainly convenient to conduit postwelding to take out wedge shape axle, avoid wedge shape axle dead by conduit welding deformation crushing clamp, cannot take out, the shaft core position of described wedge shape axle 2 is processed with the Ф crossing 3 through holes, is convenient to reeve;
Described block 3 is positioned at the outside of the conical structure that goes to top of described wedge shape axle 2, described block 3 is cylindrical structural, rectangular structure or cube structure (in the present embodiment, being rectangular structure), its Main Function moves for limiting axial this direction of wedge shape, and center is processed with a through hole crossing.
Described steel wire rope 4 is the thin solid wireline of Ф 3, and it is to be mainly convenient to after conduit welding by pulling steel wire rope that wedge shape axle is extracted.Steel wire rope can pass the through hole of described wedge shape axle 2 and the through hole of described block, exposes to the outside of the cylindrical structural of described wedge shape axle 2 through rear one end, and the other end exposes to the side away from wedge shape axle 2 of described block 3.
In the present embodiment, described weldering bakie 7 is arc weldering bakie, and width is 4mm, and the degree of depth is 0.5mm, and weldering bakie is mainly used in accurately controlling back of weld moulding and back of weld reinforcement.
In the present embodiment, if conduit to be welded is aluminum alloy conduit, the material of described expansion block 1 is stainless steel material, if conduit to be welded is stainless steel or titanium alloy conduit, the material of described expansion block 1 is Cu alloy material.
As Figure 1 and Figure 4, the present invention also provides a kind of corresponding spatial complex to walk conductive pipe butt weld weldering leakage control method, comprises the following steps:
S1, described steel wire rope is passed from the first conduit, and through described block and described wedge shape axle, described block and steel wire rope are welded and fixed simultaneously, the wedge shape axle of then expansion block described in three being fitted is in place;
S2, by the first sheathed catheter in three expansion blocks, make the termination of the first conduit be positioned at expansion block weldering bakie directly over, pull steel wire rope left, block and wedge shape are coupling to be touched and swelling expansion block and the first conduit, thereby make frock and the first conduit composition entirety by frictional force between each part, then steel wire rope is stretched out to one end bending of wedge shape axle, prevent that it from skidding off from wedge shape axle centre bore, again the second conduit is inserted in to second half position of expansion block, when the first conduit is docked with the second conduit weld seam to be welded be positioned at expansion block weldering bakie directly over;
S3, the first conduit and the second conduit are docked to welding, after having welded, by pulling steel wire rope to the right, wedge shape axle are taken out, and knock conduit, make three expansion blocks separate and drop after take out in conduit by pipeline bent angle smoothly.
As can be seen from the above embodiments, the present invention has designed a kind of compact conformation, flexible capable of being combined, dismountable control device and corresponding control method, this device can be positioned over complicated conduit butt weld back, can accurately control back of weld reinforcement, there is detachable function simultaneously, postwelding takes out in little spatial complex structure conduit line, can solve the complexity of diameter more than Φ 15mm and move towards the uncontrollable problem of pipeline joint back of weld reinforcement, there is good processing technology and economy.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and distortion, these improvement and distortion also should be considered as protection scope of the present invention.
Claims (4)
1. spatial complex is walked a conductive pipe butt weld weldering leakage control device, it is characterized in that, comprising: expansion block, wedge shape axle, block and steel wire rope;
Described expansion block quantity is three, a circle of the circular arc profile of the exterior arc surface of three expansion blocks composition, and the circular diameter forming equals the internal diameter of conduit to be welded, and the centre position of the exterior arc surface of every expansion block is processed with weldering bakie; The inner cavity surface size and the shape that after described three expansion blocks combination, form are identical with size and the shape of described wedge shape axle;
Described wedge shape axle can be positioned at the inner cavity surface forming after three expansion block combinations, described wedge shape axle comprises end to end two ends, wherein one end is cylindrical, and the other end is and the taper shape that goes to top of described cylindrical concentric that the shaft core position of described wedge shape axle is processed with a through hole crossing;
Described block is positioned at the outside of the conical structure that goes to top of described wedge shape axle, and described block is cylindrical structural, rectangular structure or cube structure, and center is processed with a through hole crossing.
Described steel wire rope can pass the through hole of described wedge shape axle and the through hole of described block, exposes to the outside of the cylindrical structural of described wedge shape axle through rear one end, and the other end exposes to the side away from wedge shape axle of described block.
2. spatial complex as claimed in claim 1 is walked conductive pipe butt weld weldering leakage control device, it is characterized in that, described weldering bakie is arc weldering bakie, and width is 4mm, and the degree of depth is 0.5mm.
3. spatial complex as claimed in claim 1 or 2 is walked conductive pipe butt weld weldering leakage control device, it is characterized in that, if conduit to be welded is aluminum alloy conduit, the material of described expansion block is stainless steel material, if conduit to be welded is stainless steel or titanium alloy conduit, the material of described expansion block is Cu alloy material.
4. spatial complex is walked a conductive pipe butt weld weldering leakage control method, it is characterized in that, comprises the following steps:
S1, the steel wire rope described in claim 1 or 2 or 3 is passed from the first conduit, and through the block described in claim 1 or 2 or 3 and the wedge shape axle described in claim 1 or 2 or 3, described block and steel wire rope are welded and fixed simultaneously, then three expansion block laminating wedge shape axles described in claim 1 or 2 or 3 are in place;
S2, by the first sheathed catheter in three expansion blocks, make the termination of the first conduit be positioned at expansion block weldering bakie directly over, pull steel wire rope left, block and wedge shape are coupling to be touched and swelling expansion block and the first conduit, thereby make frock and the first conduit composition entirety by frictional force between each part, then steel wire rope is stretched out to one end bending of wedge shape axle, again the second conduit is inserted in to second half position of expansion block, when the first conduit is docked with the second conduit weld seam to be welded be positioned at expansion block weldering bakie directly over;
S3, the first conduit and the second conduit are docked to welding, after having welded, by pulling steel wire rope to the right, wedge shape axle are taken out, and knock conduit, make three expansion blocks separate and drop after taking-up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133567.6A CN103920977B (en) | 2014-04-03 | 2014-04-03 | A kind of spatial complex is walked conductive pipe butt weld weldering and is leaked control device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133567.6A CN103920977B (en) | 2014-04-03 | 2014-04-03 | A kind of spatial complex is walked conductive pipe butt weld weldering and is leaked control device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103920977A true CN103920977A (en) | 2014-07-16 |
| CN103920977B CN103920977B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410133567.6A Active CN103920977B (en) | 2014-04-03 | 2014-04-03 | A kind of spatial complex is walked conductive pipe butt weld weldering and is leaked control device and method |
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| Country | Link |
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| CN (1) | CN103920977B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150202A (en) * | 2017-05-26 | 2017-09-12 | 上海航天设备制造总厂 | A kind of aluminum alloy conduit welding inner support and the welding method using inner support |
| CN113857736A (en) * | 2021-11-30 | 2021-12-31 | 北京新风航天装备有限公司 | Titanium alloy pipeline butt joint welding seam protection frock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11291044A (en) * | 1998-04-07 | 1999-10-26 | Nkk Corp | Manufacture of steel pipe pile coated with titanium clad steel |
| CN2645841Y (en) * | 2003-09-19 | 2004-10-06 | 李勇 | Steel pipe butt joint device adopting inner conduit positioning |
| CN201279660Y (en) * | 2008-11-05 | 2009-07-29 | 成都市经博科技开发有限公司 | Soldering backing plate for tube soldering and positioning device |
| CN101704173A (en) * | 2009-11-30 | 2010-05-12 | 中国航天科技集团公司长征机械厂 | Special bent pipe insertion rod type welding fixture |
-
2014
- 2014-04-03 CN CN201410133567.6A patent/CN103920977B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11291044A (en) * | 1998-04-07 | 1999-10-26 | Nkk Corp | Manufacture of steel pipe pile coated with titanium clad steel |
| CN2645841Y (en) * | 2003-09-19 | 2004-10-06 | 李勇 | Steel pipe butt joint device adopting inner conduit positioning |
| CN201279660Y (en) * | 2008-11-05 | 2009-07-29 | 成都市经博科技开发有限公司 | Soldering backing plate for tube soldering and positioning device |
| CN101704173A (en) * | 2009-11-30 | 2010-05-12 | 中国航天科技集团公司长征机械厂 | Special bent pipe insertion rod type welding fixture |
Non-Patent Citations (1)
| Title |
|---|
| 薛福祥: "弯管焊接用镶嵌型可拆衬垫", 《焊接》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150202A (en) * | 2017-05-26 | 2017-09-12 | 上海航天设备制造总厂 | A kind of aluminum alloy conduit welding inner support and the welding method using inner support |
| CN113857736A (en) * | 2021-11-30 | 2021-12-31 | 北京新风航天装备有限公司 | Titanium alloy pipeline butt joint welding seam protection frock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103920977B (en) | 2016-02-10 |
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