CN102922111B - The lap-welded joint assembly method of silk screen micro-plasma arc welding - Google Patents
The lap-welded joint assembly method of silk screen micro-plasma arc welding Download PDFInfo
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- CN102922111B CN102922111B CN201210380161.9A CN201210380161A CN102922111B CN 102922111 B CN102922111 B CN 102922111B CN 201210380161 A CN201210380161 A CN 201210380161A CN 102922111 B CN102922111 B CN 102922111B
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Abstract
The present invention relates to the lap-welded joint assembly method of a kind of silk screen micro-plasma arc welding, described silk screen weaves by stainless steel wire the square hole net formed, and stainless steel string diameter is Ф 0.1mm ~ Ф 0.25mm, and order number is 24 × 24 order ~ 40 × 40 orders.According to the ratio of the burr length d of stainless steel wire and the clearance D of adjacent two, burr are defined as respectively undercoat limit (0≤d/D < 1/3), middle burr (1/3≤d/D < 2/3) and limit of becoming mildewed (2/3≤d/D≤1).Burr kind according to lap joint both sides silk screen devises the lap-welded 6 kinds of joint assembly methods of micro-plasma arc welding.The lap-welded joint assembly method of silk screen micro-plasma arc welding of the present invention, overcomes the non-seam defect caused due to weld metal quantity not sufficient in butt welding.
Description
Technical field
The present invention relates to micro-plasma arc welding welding technology field, specifically refer to the lap-welded joint assembly method of a kind of silk screen micro-plasma arc welding.
Background technology
The features such as stainless steel cloth is woven by stainless steel wire to form, and has corrosion resistance good, durable, are having a wide range of applications in fields such as papermaking, building, medicine, oil, machine-building.Welding is one of manufacturing process commonly used in stainless steel cloth use procedure, and wherein, micro-plasma arc welding technique can realize the continuous automatic welding of stainless steel cloth, is a kind of process being specially adapted to stainless steel cloth welding.In the research of current micro-plasma arc welding technique soldering stainless steel silk screen, all adopt the assembling form of docking.Due to the material characteristics of stainless steel cloth, during welding, there is the problem of weld metal quantity not sufficient, cause the wire of both sides to melt balling respectively, produce non-seam defect.
Through finding the literature search of prior art, within 2010, the Research Literature of a section " research of micro-plasma arc welding soldering stainless steel screen cloth " and a section " the technique particularity of M-PAW soldering stainless steel screen cloth and defect analysis " by name delivered by " heat processing technique " magazine.Micro-plasma arc welding butt welding method is all adopted to carry out the welding of stainless steel cloth in document.From result for retrieval, connect technique with micro-plasma arc welding and lap-welded research is carried out to stainless steel cloth have not been reported.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and defect, provide the lap-welded joint assembly method of a kind of silk screen micro-plasma arc welding.
For achieving the above object, technical scheme of the present invention is as follows:
First edge treated is carried out to stainless steel cloth to be welded, ensure that there is good linearity at edge, and definition is parallel with the stainless steel wire of sides aligned parallel to be welded, is warp with the silk thread of edge-perpendicular to be welded.Then according to the ratio of the burr length d of stainless steel cloth and the clearance D of adjacent two, define 0≤d/D < 1/3 respectively for undercoat limit; 1/3≤d/D < 2/3 is middle burr; 2/3≤d/D≤1 is limit of becoming mildewed.
(1) when joint both sides are and become mildewed limit, the parallel at the burr of side and most edge is assemblied on offside burr, forms lap joint, and the parallel at most edge, joint both sides must be close to.
(2) when joint both sides are respectively and become mildewed limit and middle burr, the burr of side and the parallel at most edge are assemblied on offside burr, in formation burr upper become mildewed limit lower or become mildewed limit upper burr under lap joint, and the parallel at most edge, joint both sides must be close to.
(3) when joint both sides are respectively and become mildewed limit and undercoat limit, the burr of side and the parallel at most edge are assemblied on offside burr, formed undercoat limit upper become mildewed limit lower or become mildewed limit upper undercoat limit under lap joint, and the parallel at most edge, joint both sides must be close to.
(4) when joint both sides are undercoat limit, the parallel at the burr of side and most edge is assemblied on offside burr, forms lap joint, and the parallel at most edge, joint both sides must be close to.
(5) when joint both sides are respectively undercoat limit and middle burr, the burr of side and the parallel at most edge are assemblied on offside burr, formed undercoat limit in become mildewed limit lower or middle burr upper undercoat limit under lap joint, and the parallel at most edge, joint both sides must be close to.
(6) when joint both sides are middle burr, the parallel at the burr of side and most edge is assemblied on offside burr, forms lap joint, and the parallel at most edge, joint both sides must be close to.
The lap-welded joint assembly method of a kind of silk screen micro-plasma arc welding of the present invention, solves in butt welding and produces non-seam defect due to weld metal quantity not sufficient.
Accompanying drawing explanation
Fig. 1 is become mildewed limit structure front view and the side view of joint of the present invention;
Fig. 2 is middle burr structure front view and the side view of joint of the present invention;
Fig. 3 is undercoat limit structure front view and the side view of joint of the present invention;
Fig. 4 is the assembly method schematic diagram that lap joint both sides of the present invention are when becoming mildewed limit;
Fig. 5 is the assembly method schematic diagram that lap joint both sides of the present invention are respectively when becoming mildewed limit and middle burr;
Fig. 6 is the assembly method schematic diagram that lap joint both sides of the present invention are respectively when becoming mildewed limit and undercoat limit;
Fig. 7 is the assembly method schematic diagrames of lap joint both sides of the present invention when being undercoat limit;
Fig. 8 is the assembly method schematic diagrames of lap joint both sides of the present invention when being respectively undercoat limit and middle burr;
Fig. 9 is the assembly method schematic diagrames of lap joint both sides of the present invention when being middle burr.
The explanation of figure acceptance of the bid mark
D. burr length; D. the gap of adjacent two; 1. to become mildewed limit; 2. burr in; 3. undercoat limit.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described
First carrying out edge treated to stainless steel cloth to be welded, ensure that there is good linearity at edge, and be parallel by definition and the stainless steel wire of sides aligned parallel to be welded, is warp with the silk thread of edge-perpendicular to be welded.Then according to the ratio of the burr length d of stainless steel cloth and the clearance D of adjacent two, define 0≤d/D < 1/3 respectively for undercoat limit; 1/3≤d/D < 2/3 is middle burr; 2/3≤d/D≤1 is limit of becoming mildewed.
Embodiment 1
Be illustrated in figure 4 joint both sides and be lap joint assembly method when becoming mildewed limit, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, form lap joint, and the parallel at most edge, joint both sides must be close to.
Embodiment 2
Be illustrated in figure 5 joint both sides and be respectively lap joint assembly method when becoming mildewed limit and middle burr, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, in formation burr upper become mildewed limit lower or become mildewed limit upper burr under lap joint, and the parallel at most edge, joint both sides must be close to.
Embodiment 3
Be illustrated in figure 6 joint both sides and be respectively lap joint assembly method when becoming mildewed limit and undercoat limit, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, formed undercoat limit upper become mildewed limit lower or become mildewed limit upper undercoat limit under lap joint, and the parallel at most edge, joint both sides must be close to.
Embodiment 4
Be illustrated in figure 7 lap joint assembly method when joint both sides are undercoat limit, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, form lap joint, and the parallel at most edge, joint both sides must be close to.
Embodiment 5
Be illustrated in figure 8 lap joint assembly method when joint both sides are respectively undercoat limit and middle burr, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, formed undercoat limit upper burr lower or middle burr upper undercoat limit under lap joint, and the parallel at most edge, joint both sides must be close to.
Embodiment 6
Be illustrated in figure 9 lap joint assembly method when joint both sides are middle burr, during assembling, the burr of side and the parallel at most edge are assemblied on offside burr, form lap joint, and the parallel at most edge, joint both sides must be close to.
Claims (7)
1. the lap-welded joint assembly method of silk screen micro-plasma arc welding, described silk screen is that the stainless steel wire being Ф 0.1mm ~ Ф 0.25mm by string diameter weaves the square hole net formed, and order number is 24 × 24 order ~ 40 × 40 orders, it is characterized in that, comprises the steps:
A. edge treated is carried out to stainless steel cloth to be welded, ensure that there is good linearity at edge;
B. definition is parallel with the stainless steel wire of sides aligned parallel to be welded, is warp with the silk thread of edge-perpendicular to be welded;
C. form overlap joint, by the parallel cross-lapping at most for this silk screen of joint edge on the warp of another side silk screen, and by the parallel cross-lapping at most for joint another side silk screen edge on the warp of this silk screen on one side, and the parallel at most edge, joint both sides must be close to;
D. according to the ratio of the burr length d of stainless steel cloth joint both sides and the clearance D of adjacent two, the burr of joint both sides are defined respectively 0≤d/D < 1/3 for undercoat limit; 1/3≤d/D < 2/3 is middle burr; 2/3≤d/D≤1 is limit of becoming mildewed.
2. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are and become mildewed limit, the parallel at the burr of side and most edge respectively cross assembly, on the parallel and burr at the most edge of offside, forms overlap joint.
3. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are respectively and become mildewed limit and middle burr, the parallel at the burr of side and most edge respectively cross assembly on the parallel and burr at the most edge of offside, in formation burr upper become mildewed limit lower or become mildewed limit upper burr under overlap joint.
4. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are respectively and become mildewed limit and undercoat limit, the parallel at the burr of side and most edge respectively cross assembly on the parallel and burr at the most edge of offside, formed undercoat limit upper become mildewed limit lower or become mildewed limit upper undercoat limit under overlap joint.
5. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are undercoat limit, in the parallel at the warp part between two parallels being in most edge of side and the most edge warp part respectively between the parallel of cross assembly in the most edge of offside and two parallels being in most edge, form overlap joint.
6. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are respectively undercoat limit and middle burr, the parallel at the burr of side and most edge respectively cross assembly on the parallel and burr at the most edge of offside, formed undercoat limit upper burr lower or middle burr upper undercoat limit under overlap joint.
7. the lap-welded joint assembly method of silk screen micro-plasma arc welding according to claim 1, it is characterized in that: when the burr of described joint both sides are middle burr, the parallel at the burr of side and most edge respectively cross assembly, on the parallel and burr at the most edge of offside, forms overlap joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210380161.9A CN102922111B (en) | 2012-10-09 | 2012-10-09 | The lap-welded joint assembly method of silk screen micro-plasma arc welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210380161.9A CN102922111B (en) | 2012-10-09 | 2012-10-09 | The lap-welded joint assembly method of silk screen micro-plasma arc welding |
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| Publication Number | Publication Date |
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| CN102922111A CN102922111A (en) | 2013-02-13 |
| CN102922111B true CN102922111B (en) | 2016-01-06 |
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| CN201210380161.9A Expired - Fee Related CN102922111B (en) | 2012-10-09 | 2012-10-09 | The lap-welded joint assembly method of silk screen micro-plasma arc welding |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934550B (en) * | 2014-03-25 | 2015-12-30 | 高建波 | Steel wire docking machine |
| CN105312751B (en) * | 2015-10-30 | 2018-01-16 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of connection method of aero-engine filter screen |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1277995A (en) * | 1969-06-12 | 1972-06-14 | Capital Wire Cloth Ltd | Improvements in and relating to seaming wire cloth |
| CN101774069A (en) * | 2009-12-31 | 2010-07-14 | 上海工程技术大学 | Procession welding method for superfine stainless steel mesh |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010264462A (en) * | 2009-05-12 | 2010-11-25 | Miyachi Technos Corp | Wire net joining method |
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- 2012-10-09 CN CN201210380161.9A patent/CN102922111B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1277995A (en) * | 1969-06-12 | 1972-06-14 | Capital Wire Cloth Ltd | Improvements in and relating to seaming wire cloth |
| CN101774069A (en) * | 2009-12-31 | 2010-07-14 | 上海工程技术大学 | Procession welding method for superfine stainless steel mesh |
Non-Patent Citations (1)
| Title |
|---|
| 不锈钢细丝网的微束等离子弧焊接工艺研究;齐志扬等;《第九次全国焊接会议论文集》;19991231;第583－584页 * |
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