CN102343496B - Weld line assembly positioning device and assembly position welding process method thereof - Google Patents
Weld line assembly positioning device and assembly position welding process method thereof Download PDFInfo
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- CN102343496B CN102343496B CN201010245650.4A CN201010245650A CN102343496B CN 102343496 B CN102343496 B CN 102343496B CN 201010245650 A CN201010245650 A CN 201010245650A CN 102343496 B CN102343496 B CN 102343496B
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Abstract
The invention relates to a weld line assembly positioning device and an assembly position welding process method thereof. The weld assembly positioning device comprises a main body and support legs which stretch out along the edges of the main body. The positioning device is used to position and weld two welding parts which are placed perpendicular to each other. The thickness of each support leg is equal to the fitting gap between the two welding parts, and the thickness of the main body is bigger than the thickness of the support legs. The assembly position welding process method is characterized in that the weld assembly positioning device is placed between the two welding parts; and after the welding parts are positioned and electric power is switched on for welding, the support legs are removed and then the two welding parts are welded. The invention can ensure an even gap between the grooves of the two welding parts, so the roots of the welding grooves can have complete weld penetration; the invention can ensure that the centers of the two butt welding parts are concentric; and after the assembly is positioned and electric power is switched on for welding, the device made of a combustible material can be removed by burning while pre-heating the welding parts or carrying out the late welding process. The weld assembly positioning device is unique in design and novel in structure and has good operability.
Description
Technical field
The present invention relates to a kind of weld seam assembling and positioning device and assembling and positioning welding technique thereof.
Background technology
Current welding work pieces many employings divided edge structure; To specific circumferential weld butting grooves structure, be ensure through welding, weldering before assembling time need to guarantee that the root of weld has certain gap, thus when manual argon arc welding bottoming root of weld penetration.Usual this kind of fit-up gap is all taked visual measuring and calculating by assembly crewman or between groove face, is controlled the gap of needs with metal material backing straps such as welding wires, this type of welding method is mechanical, single, operability is poor, not there is practicality and science, for the weld seam being in vertical confined state, adopt visual and control gap difficult; And taking-up metallic pack-ing often causes welding groove surface destroy and affect the root of weld welding quality during methods such as employing pad metal welding wire.
Summary of the invention
The object of this invention is to provide a kind of weld seam assembling and positioning device and assembling and positioning welding technique thereof, can ensure the gap complete penetration between welding work pieces groove, the groove face welding of welding work pieces is smooth, firmly; It can ensure that two docking welding workpiece centres are consistent; After assembling and positioning and location take electric welding, welding work pieces is being carried out to preheating or while carrying out follow-up welding, the device burning that this combustible material can be made is removed, and the present invention conceives uniqueness, novel structure and have good operability.
For achieving the above object, technical scheme of the present invention is:
There is provided a kind of weld seam assembling and positioning device, this device comprises body and by outward extending at least two feets in body edge;
Described weld seam assembling and positioning device is arranged between two welding work pieces;
Described feet thickness equals the fit-up gap between two welding work pieces;
Described body thickness is greater than the thickness of feet.
Above-mentioned weld seam assembling and positioning device, wherein, two welding work pieces junctions are respectively equipped with some grooves, and feet extends groove outside.
Above-mentioned weld seam assembling and positioning device, wherein, weld seam assembling and positioning device materials adopts combustible material.
This body diameter of described weldering gap location structure is less than the internal diameter of welding work pieces; And the fit-up gap scope between two welding work pieces be 2mm and more than.
A kind of assembling and positioning welding technique for weld seam assembling and positioning device is provided, wherein:
The method at least comprises the following steps:
Step 1, puts into the welding work pieces vertically shelved by this device, its feet is shelved on the groove position of this welding work pieces;
Step 2, another welding work pieces is placed on the top of positioner subsequently, and the center that this device locates two welding work pieces is consistent, the corresponding setting of bevel for welding of two welding work pieces;
Step 3, determines the feet thickness of this device, to control the fit-up gap between two welding work pieces;
Step 4, the groove position of welding work pieces and device feet 11 are not first positioned and take electric welding in contact position, burnt by feet by the heat heated or weld, this positioner body comes off thereupon, then it is full by the gap filling between two welding work pieces to carry out follow-up welding.
Step 5, the welding work pieces of two docking is welding as one.
Above-mentioned a kind of welding technique for weld seam assembling and positioning device, wherein, in described step 1, this body diameter of positioner is less than the internal diameter of welding work pieces.
Above-mentioned a kind of welding technique for weld seam assembling and positioning device, wherein, the fit-up gap scope between two welding work pieces of described step 3 be 2mm and more than.
Compared with prior art, the present invention has the following advantages and good effect: this device body and feet modern design, this device vertical frames is between welding work pieces, the thickness of this device feet equals the thickness in welding work pieces gap, and the gap between the groove that therefore can ensure welding work pieces meets the smooth requirement of welding; Due to this body diameter of this device and the internal diameter of welding work pieces suitable, can ensure that two welding work pieces centers are consistent.Because this device adopts combustible material, after electric welding is taken in assembling and positioning and location, in feet position burning removal welding work pieces being carried out to preheating or made by this combustible material while carrying out follow-up welding, the body part landing of this device.Design is unique, novel structure and have good operability.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of a kind of weld seam assembling and positioning of the present invention device;
Fig. 2 is the structural representation of a kind of weld seam assembling and positioning of the present invention device between two welding work pieces;
Fig. 3 is the flow chart of the present invention for the assembling and positioning welding technique of weld seam assembling and positioning device.
Detailed description of the invention
Below in conjunction with Fig. 1 ~ Fig. 3, describe the present invention's preferred embodiment in detail.
As shown in Figure 1, Fig. 1 is the surface structure schematic diagram of a kind of weld seam assembling and positioning of the present invention device.In this embodiment, this weld seam assembling and positioning device comprises body 10 and by outward extending two feets 11 in body edge; Wherein, the thickness of described body 10 is greater than the thickness of feet 11, and this positioner adopts combustible material, as timber, bakelite plate etc., in the present embodiment, adopts ply.
As shown in Figure 2, Fig. 2 is the structural representation of a kind of weld seam assembling and positioning of the present invention device between two welding work pieces.The present embodiment adopts two to dock welding work pieces 20, 30, a welding work pieces 20 is vertically placed, this positioner is put into this welding work pieces 20, its feet 11 is shelved on groove 21 position of welding work pieces 20, another welding work pieces 30 is placed on the top of this positioner subsequently, this weld seam assembling and positioning device locates two welding work pieces 20, the center of 30 is consistent, two welding work pieces 20, the bevel for welding 21 of 30, 31 corresponding settings, two welding work pieces 20, fit-up gap scope between 30 be 2mm and more than, that is, the thickness of the feet 11 of this weld seam assembling and positioning device need 2mm and more than, body 10 external diameter of this positioner is less than welding work pieces 20, the internal diameter of 30, welding work pieces 20, the groove 21 of 30, 31 are used for retaining the position when welding location and space.
As shown in Figure 3, Fig. 3 is the flow chart of the present invention for the assembling and positioning welding technique of weld seam assembling and positioning device.Step 1 places this positioner.This positioner is put into the welding work pieces 20 vertically shelved, its feet 11 is shelved on groove 21 position of this welding work pieces 20, and the external diameter of the body 10 of this positioner is less than the internal diameter of welding work pieces 20; The centralized positioning of step 2 welding work pieces.Another welding work pieces 30 is placed on the top of this device subsequently, and the external diameter of the body 10 of this positioner is less than the internal diameter of welding work pieces 30 too; The center that this weld seam assembling and positioning device locates two welding work pieces 20,30 is consistent, the corresponding setting of bevel for welding 21,31 of two welding work pieces 20,30; Step 3 adjust control assembly building every.Determine feet 11 thickness of this positioner, to control the fit-up gap between two welding work pieces 20,30, the interstice coverage between welding work pieces 20,30 be 2mm and more than; Step 4 workpiece welds.Take electric welding to groove 21,31 spots localization of welding work pieces 20,30, to be heated or feet 11 burns by follow-up welding heat by preheating, carry out follow-up welding the gap filling between two welding work pieces 20,30 is full, the body 10 of this device comes off thereupon; Step 5 workpiece is welding as one.The welding work pieces 20,30 of two docking is welded as a whole.
In sum, the invention provides a kind of weld seam assembling and positioning device and welding technique thereof, this device adopts combustible material, comprises body 10 and feet 11; The design of feet 11 can ensure the gap complete penetration between welding work pieces groove, firm welding, smooth; This device body 10 is suitable with the internal diameter of welding work pieces, can ensure that two docking welding workpiece centres are consistent; After electric welding is taken in assembling and positioning and location, welding work pieces is being carried out to preheating or removal of being burnt by the feet 11 that this combustible material makes while carrying out follow-up welding, the design of this device is unique, novel structure and have good operability.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (5)
1. a weld seam assembling and positioning device, is characterized in that, this device comprises body (10) and by outward extending at least two feets (11) in body (10) edge;
Described weld seam assembling and positioning device is arranged between two welding work pieces (20,30);
The thickness of described feet (11) equals the fit-up gap between two welding work pieces (20,30);
The thickness of described body (10) is greater than the thickness of feet (11);
Described weld seam assembling and positioning device adopts combustible material;
Two welding work pieces (20,30) junction is respectively equipped with some grooves (21,31), and it is outside that feet (11) extends groove (21,31);
Body (10) external diameter of described weld seam assembling and positioning device is less than the internal diameter of welding work pieces (20,30).
2. weld seam assembling and positioning device as claimed in claim 1, is characterized in that, the fit-up gap scope between described two welding work pieces (20,30) be 2mm and more than.
3., for an assembling and positioning welding technique for weld seam assembling and positioning device, it is characterized in that:
The method at least comprises the following steps:
Step 1, puts into the welding work pieces (20) vertically shelved by this weld seam assembling and positioning device, its feet (11) is shelved on groove (21) position of this welding work pieces (20);
Step 2, another welding work pieces (30) is placed on the top of device subsequently, the center that this weld seam assembling and positioning device locates two welding work pieces (30) is consistent, bevel for welding (21,31) the corresponding setting of two welding work pieces (20,30);
Step 3, determines feet (11) thickness of this weld seam assembling and positioning device, to control the fit-up gap between two welding work pieces (20,30);
Step 4, groove (21, the 31) position of welding work pieces (20,30) and device feet 11 are not first positioned and take electric welding in contact position, by heating preheating or welding heat by feet (11) burning or, the body (10) of weld seam assembling and positioning device comes off thereupon; Carry out follow-up welding again, the gap filling between two welding work pieces (20,30) is full.
Step 5, the welding work pieces (20,30) of two docking is welding as one.
4. a kind of assembling and positioning welding technique for weld seam assembling and positioning device as claimed in claim 3, it is characterized in that, in described step 1, body (10) external diameter of this weld seam assembling and positioning device is less than the internal diameter of welding work pieces (20,30).
5. a kind of assembling and positioning welding technique for weld seam assembling and positioning device as claimed in claim 3, is characterized in that, the fit-up gap scope between two welding work pieces (20,30) of described step 3 be 2mm and more than.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010245650.4A CN102343496B (en) | 2010-08-05 | 2010-08-05 | Weld line assembly positioning device and assembly position welding process method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010245650.4A CN102343496B (en) | 2010-08-05 | 2010-08-05 | Weld line assembly positioning device and assembly position welding process method thereof |
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| CN102343496A CN102343496A (en) | 2012-02-08 |
| CN102343496B true CN102343496B (en) | 2015-07-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753040A (en) * | 2014-01-06 | 2014-04-30 | 宋广科 | Novel hull erection method |
| CN104625318B (en) * | 2014-12-30 | 2017-04-19 | 中船黄埔文冲船舶有限公司 | Device and method for controlling suspension welding seam root gap and welding deformation in self-supporting mode |
| CN105397388A (en) * | 2015-11-26 | 2016-03-16 | 重庆亨尔通冶金新技术股份有限公司 | Reinforcing steel bar butt welding clamp |
| CN105397387A (en) * | 2015-11-26 | 2016-03-16 | 重庆亨尔通冶金新技术股份有限公司 | Auxiliary piece for bar material welding |
| CN105397391A (en) * | 2015-11-26 | 2016-03-16 | 重庆亨尔通冶金新技术股份有限公司 | Welding auxiliary part |
Citations (3)
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|---|---|---|---|---|
| GB2158385A (en) * | 1984-05-09 | 1985-11-13 | British Nuclear Fuels Plc | Butt welding pipe ends |
| CN101157171A (en) * | 2007-11-20 | 2008-04-09 | 南阳二机石油装备(集团)有限公司 | Circular pipe butt welding rapid positioning device and circular pipe butt welding method |
| CN201776588U (en) * | 2010-08-05 | 2011-03-30 | 上海锅炉厂有限公司 | Welding gap positioning structure for butt welding assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4833574B2 (en) * | 2005-03-31 | 2011-12-07 | 住友金属工業株式会社 | Connecting pipe and manufacturing method thereof |
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2010
- 2010-08-05 CN CN201010245650.4A patent/CN102343496B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2158385A (en) * | 1984-05-09 | 1985-11-13 | British Nuclear Fuels Plc | Butt welding pipe ends |
| CN101157171A (en) * | 2007-11-20 | 2008-04-09 | 南阳二机石油装备(集团)有限公司 | Circular pipe butt welding rapid positioning device and circular pipe butt welding method |
| CN201776588U (en) * | 2010-08-05 | 2011-03-30 | 上海锅炉厂有限公司 | Welding gap positioning structure for butt welding assembly |
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| CN102343496A (en) | 2012-02-08 |
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