CN101618477A - Reuse method of waste FCB method welding wires - Google Patents
Reuse method of waste FCB method welding wires Download PDFInfo
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- CN101618477A CN101618477A CN200910054632A CN200910054632A CN101618477A CN 101618477 A CN101618477 A CN 101618477A CN 200910054632 A CN200910054632 A CN 200910054632A CN 200910054632 A CN200910054632 A CN 200910054632A CN 101618477 A CN101618477 A CN 101618477A
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Abstract
The invention relates to a method for reusing waste FCB method welding wires, comprising the following steps: partial waste high-standard welding wires used for an FCB occasion are qualified by being tested; and then the partial waste high-standard welding wires are rearranged into coils to be prepared for being applied to welding occasions with low standard requirements. The method mainly comprises the following techniques: the welding method selection of the rest of welding wires, relevant welding evaluation, the manufacture of a tooling for recoiling the welding wires, the use of the recoiled welding wires, and the like. The method changes a previous working way that the rest of welding wires is processed as production wastes and reuses the rest of welding wires, thereby reducing the waste of the welding wires, the usage amount of single-wire union melt welding wires and the production cost, responding to the requirement for environmental protection and according with the requirement for energy saving and emission reduction which are strongly advocated.
Description
Technical field
The present invention relates to welding, particularly relate to a kind of method that remaining discarded welding wire utilizes again in the Lincoln weld of FCB method.
Background technology
The automatic single welding of FCB method (flux copper-gasket) submerged arc is a kind of efficient welding method of carrying out the jigsaw welding on the flat section streamline, its principle is to sprinkle one deck bottom solder flux on copper lining, and it is close to the groove back side of welded part, carry out Lincoln weld on the surface with three electrodes.This technology is mainly used in the jigsaw abutment joint of double bottom segmentation, topside segmentation and the straight fragment of various products, not only improved the jigsaw welding efficiency greatly, guaranteeing also to play great role on the welding quality, because of high request to welding quality, the welding wire of equipment configuration is generally selected the high standard welding wire for use, and welding cost is higher.
In shipbuilding and other main equipment manufacture processes, often need big jigsaw weld seam to require one-shot forming.In order to guarantee welding quality, often the welding wire of utilization dish welds in the design of welding procedure, but because the weight and the length of the welding wire of every dish are definite substantially, and welding wire remains unspent situation after regular meeting the weld seam welding occurs and finishes.Quality requirement is very high when the large-scale deck of boat welds, and can cause occurring weld defect if change welding wire midway.That is to say that when remaining welding wire can not satisfy jigsaw weld seam disposal molding on the FCB welding wire reel, remaining welding wire will be used as metal rubbish and directly throw away on the FCB welding wire reel.
After a weld seam was finished in welding, the dish of one on welding machine welding wire had spent part or most of, also can remain many welding wires in the rotating disk of welding machine.In the middle of the practice, because the specification difference of the deck of boat, the length of the weld seam of welding also is not quite similar, and remaining discarded welding wire also can length differ, and what have is shorter, and about 4～5 meters, what have is then longer, reaches 45 meters.Finish and guarantee welding quality smoothly for what guarantee the automatic single welding of FCB method submerged arc, avoid weld defect, selected FCB welding wire specification requirement height, constituent are wanted strict its proportioning, so manufacturing cost is higher.Handle if above-mentioned residue welding wire all is used as discarded object, can cause waste significantly.In this time, in order to finish the requirement of energy-saving and emission-reduction, need solve this problem from two aspects: a welding wire utilization rate that improves the automatic single welding of original FCB submerged arc remains welding wire as far as possible less; Be that remaining welding wire is used again on the other hand, what the present invention paid close attention to is exactly that the discarded welding wire of FCB method utilizes problem again.
Summary of the invention
The objective of the invention is to overcome the problem that causes a large amount of wastes of welding wire in the existing automatic single welding of FCB method submerged arc, propose a kind of method of utilizing again of discarded welding wire, thereby reach the purpose that twice laid reduces production costs.
In order to achieve the above object, technical scheme provided by the invention is as follows:
The huge profit method of the discarded welding wire of a kind of FCB method is characterized in that, this method is to be used for the discarded part high standard welding wire of FCB occasion through after the pass the test, through rearranging rolling, to be applied to the not high welding occasion of specification requirement fully then.
Said method specifically comprises the steps:
1. consult the model and the constituent of the used welding wire of the automatic single welding of FCB method submerged arc, find out the welding wire trade mark approaching, determine the not high applied environment of welding specification requirement, carry out soldering test with its composition according to its constituent, and selected welding parameter;
2. collect all the residue welding wire volumes in the automatic single welding welding process of FCB method submerged arc, concentrate and preserve and take safeguard measure;
3. the discarded welding wire with above-mentioned accumulation batches out, is positioned on the workbench, slowly extracts out to be rolled onto again in the mini-roundabout, and the diameter of described mini-roundabout is less than the diameter of welding wire volume;
4. take off mini-roundabout, it is standby to deliver to the working region.
Above-mentioned Working table structure group is: include table top, a table top on this workbench and be provided with four pillars and a rotating shaft of supporting mini-roundabout of supporting discarded welding wire volume, described mini-roundabout is the standard rotating disk on the monofilament automatic submerged-arc welding machine, be provided with the inner chamber that holds welding wire in the rotating disk, the outer wall of rotating disk is provided with communication with cavity and the outside through hole that is used for the pull welding wire.
For mini-roundabout on the above-mentioned workbench rotates smoothness smoothly, a bearing is set in the bottom of mini-roundabout.
The soldering test of described step in 1. is to utilize the monofilament automatic submerged-arc welding machine to carry out on the brassboard of DH 20 * 250 * 1000, in process of the test, regulate and the record welding parameter, and the evaluation welding procedure.
By adopting technique scheme, the huge profit of the discarded welding wire of FCB method of the present invention has been brought following technological merit with method:
1. the present invention will require the discarded high standard welding wire in the higher welding use to recycle, change will remain the mode that welding wire is used as the production garbage disposal in working in the past, apply it to the not high welding occasion of specification requirement, thereby reduced the waste of welding wire.
2. what the present invention adopted is that the remaining discarded welding wire of the automatic single welding of FCB method submerged arc utilizes again, and it is applied in the monofilament Lincoln weld, has reduced the use amount of monofilament Lincoln weld welding wire, has reduced production cost.
3. the present invention has realized resource rational utilization to a certain extent with the recovery and reuse of waste of industry, has responded environmental protection requirement, also meets the requirement of the energy-saving and emission-reduction of advocating energetically.
Description of drawings
Fig. 1 is the process chart of the huge profit usefulness method of the discarded welding wire of a kind of FCB method of the present invention.
Fig. 2 is the structural representation of workbench in the huge profit usefulness method of the discarded welding wire of a kind of FCB method of the present invention.
Fig. 3 is the structural representation of mini-roundabout in the huge profit usefulness method of the discarded welding wire of a kind of FCB method of the present invention.
The specific embodiment
Come the huge profit of the discarded welding wire of FCB method of the present invention made further of method elaborating below in conjunction with accompanying drawing and specific embodiment, but can not limit protection scope of the present invention with this.
The present invention is the method that the discarded welding wire of a kind of FCB weldering utilizes again, and it mainly comprises the selection of residue welding wire welding method, the associated welds evaluation, and welding wire is the manufacturing and the technology of the several aspects of use of welding wire behind the reel again of reel frock part again.
Generally speaking, it is Y-DL that FCB welds the used welding wire trade mark, and its composition is with to be used for the used US-36 component of weld wire of little jigsaw Lincoln weld close.So imagination is used for Lincoln weld with the discarded welding wire of FCB.Search data, obtaining FCB, to weld the composition of used welding wire trade mark Y-DL welding wire and US-36 welding wire as shown in table 1: table 1 is two kinds of component of weld wire signal tables that the present invention relates to.
| Product chemical composition (%) | ??C | ??Si | ??Mn | ??P | ??S | ??Cu | ??Ni | ??Cr | ??Mo |
| ??Y-DL | ??0.06 | ??0.01 | ??1.91 | ??0.011 | ??0.008 | ??0.005 | |||
| ??US-36 | ??0.13 | ??0.01 | ??1.87 | ??0.015 | ??0.004 | ??0.10 | ??0.02 | ??0.03 | ??＜0.01 |
The reason that the discarded welding wire of FCB weldering can be used monofilament Lincoln weld is:
1) chemical composition of two kinds of welding wires of analysis is similar;
2) two kinds of welding methods all belong to Lincoln weld, and the welding basic principle is identical.
But the grade of two kinds of welding wires is distinguished to some extent, the Y-DL welding wire belongs to II Y rank welding wire, the diameter of one-tenth dish welding wire is about 800mm, can only weld the following steel plate of DH grade, but the US-36 welding wire belongs to IIIY rank welding wire, the diameter of one-tenth dish welding wire is about 420mm, can be applied to the welding of EH level steel plate, so with the discarded welding wire huge profit time spent of FCB weldering, it should be noted that this point, be applied to the welding of low stock board.
Finish the soldering test that the discarded welding wire of FCB is used for Lincoln weld, preparation is before the weldering:
1) collects the discarded welding wire of FCB;
2) the discarded welding wire of FCB is carried out reel again;
3) prepare soldering test test plate (panel) DH 20*250*1000;
4) prepare soldering test monofilament automatic submerged-arc welding machine;
5) PQR.
Soldering test is to utilize the monofilament automatic submerged-arc welding machine to carry out on the brassboard of DH 20 * 250 * 1000, in process of the test, regulates and the record welding parameter, and the evaluation welding procedure.Welding parameter is regulated and record in the welding process.Later processing is finished in welding: at last the experiment test plate (panel) is done qualification of welding procedure.Shown in table 2 and table 3, table 2 is the adjusting of soldering test parameter and record sheets that the discarded welding wire of FCB of the present invention is used for Lincoln weld; Table 3 is to the present invention relates to test plate (panel) qualification of welding procedure signal table as a result.
The discarded welding wire of table 2 FCB of the present invention is used for the soldering test parameter of Lincoln weld to be regulated and record sheet
Table 3 is to the present invention relates to test plate (panel) qualification of welding procedure signal table as a result
| Detect content | Testing result |
| Surface forming | Qualified |
| The mechanical property examining report | Qualified |
| The metallographic examining report | Qualified |
The welding parameter of this soldering test is an applied technical indicator in the produced on-site, can be used as the technological standards of Lincoln weld from now on, should now carry out soldering test to welding wire in principle, can carry out carrying out of work such as welding wire reel.
To existing welding wire manufacturer investigation welding wire reeling apparatus.Welding wire reel mechanism is huge, the equipment complexity.So oneself designs the frock part and finishes the work of welding wire reel.Finish after the design, the application to get material is made the frock part.The frock part uses, and the work of welding wire reel is carried out, the use of reel welding wire.We have designed and have been specifically applied to frock of the present invention for this reason, as shown in Figures 2 and 3, Fig. 2 is the structural representation of workbench in huge profit usefulness the method for the discarded welding wire of a kind of FCB method of the present invention, and Fig. 3 is the structural representation that a kind of FCB method of the present invention is discarded mini-roundabout in the huge profit usefulness method of welding wire.As seen from the figure, include a table top 1, table top 1 on this workbench and be provided with four pillars 2 and a rotating shaft 3 of supporting mini-roundabout 5 of supporting discarded welding wire volume 4, described mini-roundabout 5 is the standard rotating disk on the monofilament automatic submerged-arc welding machine, be provided with the inner chamber that holds welding wire in this mini-roundabout 5, the outer wall of mini-roundabout is provided with communication with cavity and the outside through hole that is used for the pull welding wire.
The discarded welding wire of FCB weldering utilizes again and comprises following step among the embodiment:
The first step: collect the discarded welding wire of FCB weldering, the welding wire of collecting is taked necessary safeguard measure.
Second step: will collect and take the welding wire of safeguard measure to take out, and be placed on above the big rotating disk.On little rotating disk, place wire reel.
The 3rd step: manually extract the discarded welding wire of FCB above the big irregular reel out, an other people fills in the welding wire of extracting out in the little wire reel, in the process of plug, guarantees that as far as possible welding wire is arranged in order along the inwall of wire reel.After the discarded welding wire feeding of one dish FCB finishes, with the bending of welding wire end, to block the welding wire of having spooled.
The 4th step: take off the wire reel that has been involved in welding wire, leave the incubator the inside below the reel workbench in.
The 5th step: when the work of a certain amount of welding wire reel is finished and after the welding wire amount acquires a certain degree, the welding wire of spooling delivered to monofilament Lincoln weld working region use.
In collecting the discarded welding wire process of FCB weldering, accepted standard generally is when welding wire length during greater than 15m, directly with welding wire reel again in mini-roundabout; If length less than 15m, at first be butted and welded two sections welding wires, make its length greater than 15m, and then with welding wire reel again in mini-roundabout.
Above-mentioned technological process can be found out from Fig. 1 visually, and Fig. 1 is the process chart of the huge profit usefulness method of the discarded welding wire of a kind of FCB method of the present invention.
The present invention can effectively avoid waste aspect the use of welding material, has fundamentally saved wlding, and also the reasonable utilization for the residue welding wire provides a kind of method, has reached the purpose of falling this gain.
Claims (4)
1. the huge profit method of the discarded welding wire of FCB method is characterized in that, this method is to be used for the discarded high standard welding wire of FCB occasion through after the pass the test, through rearranging rolling, to be applied to the welding occasion of low specification welding wire requirement fully then.
2. the huge profit method of the discarded welding wire of a kind of FCB method according to claim 1 is characterized in that this method specifically comprises the steps:
1. consult the model and the constituent of the used welding wire of the automatic single welding of FCB method submerged arc, find out the welding wire trade mark approaching, determine the not high applied environment of welding specification requirement, carry out soldering test with its composition according to its constituent, and selected welding parameter;
2. collect all the residue welding wire volumes in the automatic single welding welding process of FCB method submerged arc, concentrate and preserve and take safeguard measure;
3. the discarded welding wire with above-mentioned accumulation batches out, is positioned on the workbench, slowly extracts out and is rolled onto again in the mini-roundabout, and the diameter of described mini-roundabout is less than the diameter of welding wire volume;
4. take off mini-roundabout, it is standby to deliver to the working region.
3. the huge profit method of the discarded welding wire of a kind of FCB method according to claim 2 is characterized in that described Working table structure is composed as follows:
Include table top, a table top on this workbench and be provided with four pillars and a rotating shaft of supporting mini-roundabout of supporting discarded welding wire volume, described mini-roundabout is the standard rotating disk on the monofilament automatic submerged-arc welding machine, be provided with the inner chamber that holds welding wire in the rotating disk, the outer wall of rotating disk is provided with communication with cavity and the outside through hole that is used for the pull welding wire.
4. the huge profit method of the discarded welding wire of a kind of FCB method according to claim 2, it is characterized in that, the soldering test of described step in 1. is to utilize the monofilament automatic submerged-arc welding machine to carry out on the brassboard of DH 20 * 250 * 1000, in process of the test, regulate and the record welding parameter, and the evaluation welding procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910054632A CN101618477A (en) | 2009-07-10 | 2009-07-10 | Reuse method of waste FCB method welding wires |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910054632A CN101618477A (en) | 2009-07-10 | 2009-07-10 | Reuse method of waste FCB method welding wires |
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| CN101618477A true CN101618477A (en) | 2010-01-06 |
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| CN200910054632A Pending CN101618477A (en) | 2009-07-10 | 2009-07-10 | Reuse method of waste FCB method welding wires |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045117A (en) * | 2020-08-20 | 2020-12-08 | 杨行涛 | Welding wire recycling and connecting device |
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2009
- 2009-07-10 CN CN200910054632A patent/CN101618477A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045117A (en) * | 2020-08-20 | 2020-12-08 | 杨行涛 | Welding wire recycling and connecting device |
| CN112045117B (en) * | 2020-08-20 | 2022-06-03 | 江苏朗禾控制系统有限公司 | Welding wire recycling and connecting device |
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Application publication date: 20100106 |