CN1394713A - Winding drum solder wire and welding device and method thereof - Google Patents
Winding drum solder wire and welding device and method thereof Download PDFInfo
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- CN1394713A CN1394713A CN 02124416 CN02124416A CN1394713A CN 1394713 A CN1394713 A CN 1394713A CN 02124416 CN02124416 CN 02124416 CN 02124416 A CN02124416 A CN 02124416A CN 1394713 A CN1394713 A CN 1394713A
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Abstract
A winding drum solder wire and welding device and method thereof. In a bobbin on which the welding wire is wound from an inner layer to an outer layer in order while giving a twist to the welding wire, the relationship between an outer diameter D (mm) of the barrel of the bobbin and a tensile breaking strength of the wire T (N) fulfills D>=0.19 T. Under the relationship, stabilizing a aiming position of a welding wire coming out from the tip of a welding tip.
Description
Technical field
The welding method that the present invention relates to winding drum solder wire, uses the welder of this welding wire and use this welder.
Background technology
Rotary welding wire ejector in the past has on one side welding wire is twisted one side with its bobbin of reeling successively to skin from internal layer, the limit of bobbin dish is positioned at bobbin is set up and down and draws welding wire.On this bobbin a volume one twist with the fingers the welding wire of reeling, use revolving frame to draw welding wire.
With reference to Fig. 5 A, Fig. 5 B and Fig. 6 general welder and the welding method of using the rotary ejector of this welding wire is described.Fig. 5 A is the plane of the rotary ejector of general welding wire, and Fig. 5 B is the orthogonal view at its main position, and Fig. 6 is the general welder figure that uses the rotary ejector of welding wire in the past.
Below with Fig. 5 A and Fig. 5 B explanation rotary ejector of welding wire in the past.At first, a side limit dish is provided with the bobbin 1 of the welding wire 2 of reeling down.Then the portion of rotating freely 3 is fixed near the center of upper side edge dish of bobbin 1.Ejector rotating part 4 is housed in the portion of rotating freely 3, and bobbin 1 and ejector rotating part 4 can rotate mutually neatly by the portion of rotating freely 3.At this moment, bobbin 1 is being reeled, and welding wire is very heavy, ejector rotating part 4 is very light, and just ejector rotating part 4 is rotating neatly.Ejector rotating part 4 can rotate along ejector rotating part direction of rotation 17,17a comfortablely.
Then, welding wire is fixed on the ejector rotating part 4 by portion 5, and is integral rotation with ejector rotating part 4.Welding wire is can be by the tubular of welding wire, in order to prevent wire bending and the insulation by inside by portion 5 its inside.Welding wire is the pipe that for example all coats with polyolefinic heat-shrink tube in the outside that is rolled into coil with steel wire by portion's 5 uses.
The upside of ejector rotating part 4 and the welding wire upside by portion 5 is contained in integratedly and rotates freely on the 3a of portion, and the portion 3a of rotating freely has the structure identical with the portion of rotating freely 3.Give pipe with position 8 rotary ejectors of connection and welding wire.8 draw welding wire from welding wire by portion at the position, and welding wire is contained in when giving pipe 7 and position 8 and rotates freely on the 3a of portion.Therefore, ejector 4 and welding wire be by portion 5, and the 3a of portion is mutual to rotate comfortablely by rotating freely to give pipe 7 with welding wire.Ejector rotating part 4 and welding wire are that rotating shaft rotates by portion 5 with the baseline of each pivot of linking easy on and off rotating part 3 and 3a.At this, rotate freely and used bearing etc. on portion 3 and the 3a particularly.
The welding wire 2 that is wound on the bobbin 1 is drawn, is given pipe 7 by welding wire by portion 5 and by welding wire from the welding wire outlet 14 on bobbin 1 excircle.
When welding wire 2 when welding wire throughput direction 16 is sent, then welding wire rotates around outer circumferential ejector rotating part direction of rotation 17, the 17a direction of bobbin 1 by portion 5, draws welding wire successively.
Below, general welder and the welding method of using the rotary ejector of welding wire is described with reference to Fig. 6.Welding wire give pipe 7 from the position 8 fronts that are extended to welding wire feed apparatus 10, welding wire 2 inside of giving pipe 7 by welding wire then is directed to the front end of welding torch 11 through welding wire feed apparatus 10.Welding torch 11 chews 19 in the weldering that its front end has tubular, and welding wire 2 is chewed 19 front end from weldering and come out to point to the welding position.
Welding wire feed apparatus 10 is sent the welding wire 2b that exposes then.Welding wire feed apparatus 10 interlock when welding gets up to drive, and simultaneously, the source of welding current 13 applies predetermined electric current, voltage between welding wire 2 and soldered thing 12.
When implementing welding with above formation, welding wire feed apparatus 10 is given direction 16 welding wire 2 to welding wire and is drawn.Welding wire rotates to ejector rotating part direction of rotation 17,17a because of the excircle of this action around bobbin 1 by portion 5, successively welding wire 2 is drawn.Derivative welding wire 28 is drawn, is continued to give pipe 7 is directed into welding gun 11 through welding wire feed apparatus 10 front end by welding wire from rotary ejector by portion 5, at the position through welding wires.
Chew the welding wire 2 that 19 front end extracted from the weldering of welding gun front end and be sent to the welding position.Between welding wire 2 and soldered thing 12, apply predetermined electric current, voltage then, between welding wire 2 and soldered thing 12, produce electric arc both are welded with the source of welding current 13.
But, when using the winding drum solder wire that bobbin is arranged of welding wire twisting being reeled to skin successively from internal layer to weld, chew the welding wire position disorder that front end comes out on one side on one side from weldering, so produce the welding bead bending, hindered good welding.
Summary of the invention
Winding drum solder wire has the bobbin of the stack shell that comprises outer diameter D (mm) and the welding wire with tensile break strength T (N) of reeling successively to skin from the stack shell internal layer, and satisfies D 〉=0.19T.Use this winding drum solder wire, it chews the sensing position stability of the welding wire that front end comes out from weldering.
Description of drawings
Figure 1A is the plane of the rotary ejector of welding wire of the use winding drum solder wire of the embodiment of the invention.
Figure 1B is the main position orthogonal view of the rotary ejector of embodiment.
Fig. 2 is the welding position of the use winding drum solder wire of embodiment.
Fig. 3 A measures the plane of device of chewing the sensing position stability degree of the welding wire that front end comes out from weldering, Fig. 3 B is the front view of this device, and Fig. 3 C has write down the plane that welding wire points to the record-paper of position.
Fig. 4 is that expression is measured from weldering and chewed the curve map that welding wire that front end comes out points to position stability degree result.
Fig. 5 A is the plane of the rotary ejector of welding wire, and Fig. 5 B is its front cross-sectional view of installing main position.
Fig. 6 is to use the general welder figure of welding wire rotation ejector.
The specific embodiment
With reference to Figure 1A, Figure 1B and Fig. 2 embodiments of the invention are described.Figure 1A is the plane of the rotary ejector of welding wire of the use winding drum solder wire of the embodiment of the invention, and Figure 1B is the front cross-sectional view at its main position.The formation identical with Fig. 5 used same-sign its repeat specification of Therefore, omited.Bobbin 1 has the stack shell that external diameter is D.Fig. 2 is to use the welder of the winding drum solder wire of the embodiment of the invention, and the formation identical with Fig. 6 used identical symbol, its repeat specification of Therefore, omited.
Disorderly thick with its sensing position of welding wire of winding drum solder wire in the past: as not rotate in order to make the welding wire of chewing out from weldering because of as follows, on one side it is rolled in welding wire twisting one side in advance, however, welding wire be wound onto welding with bobbin on the time or remain under the reeling condition on the bobbin, give during coiling with the twisting of welding wire is most of and disappear, plastic deformation promptly takes place, and therefore the welding wire of chewing out from weldering has very big rotation.
Simultaneously, the barreled welding wire that is widely used is that twisting falls within the barreled container with the continuous circle state of holding certain diameter on one side to welding wire on one side, but does not add curling welding wire, falls into free state.Do not eliminate the circle diameter D that falls into to the welding wire of the twisting of welding wire
1Provide by following formula:
D
1≥G·d/c
D
1: the circle diameter (mm) that falls into of welding wire
G: the transverse elasticity coefficient (N/mm of welding wire
2)
D: the line footpath (mm) of welding wire
τ: the recovery proof strength (N/mm of welding wire
2)
In winding drum solder wire, for the lamination welding wire under the welding wire of reeling successively from the bobbin stack shell is rolled-up welding wire while curling, therefore following formula is false, and simultaneously, is difficult to measure the transverse elasticity coefficient of its welding wire and recovers elastic limit for the little wire rod of the such diameter of welding wire.Therefore, measure the condition do not bring obstacle, can be at an easy rate draw by experiment value from the relation between the diameter of the tensile break strength of welding wire and bobbin stack shell to actual welding.
This is done explanation according to Fig. 3 A~Fig. 3 C and Fig. 4.
Fig. 3 A measures the setting plane of chewing the sensing position stability degree of the welding wire that front end comes out from weldering, and Fig. 3 B is the front view of this device, and to be record chew the plane of record-paper of the sensing position of the welding wire that front end comes out from weldering to Fig. 3 C.Fig. 4 is that the curve map of result of the test of chewing the sensing position stability degree of the welding wire that front end comes out from weldering is measured in expression.
Shown in Fig. 3 B, chew 102 and drawn welding wire 103 from being contained in weldering on the welding gun leading section 101.When common welding, weldering chew 102 with the distance of soldered thing be about 15mm, in order to understand the action of welding wire well, be provided with record-paper 104 in the place of chewing 102 front end 15mm apart from weldering, record-paper 104 is noted the position of chewing welding wire 103 front ends that 102 front ends come out from weldering.Then, chew from weldering welding wire 103 that 102 front ends come out weldering chew 102 under weldering cut off near chewing front end, deliver on the record-paper chew the welding wire 103 that 102 front ends come out from weldering once more, write down the position of its front end, so record repeatedly is shown in Fig. 3 C.On this figure, link chew welding wire 103 that 102 front ends come out position 105 usefulness straight lines under the center is chewed in the position on the record-paper and scope and weldering from weldering, the welding wire that the folded angle θ of this straight line is chewed out as weldering points to the stability of position.Angle θ is equivalent to the anglec of rotation of the welding wire 103 chewing out from weldering.In actual welding, draw θ≤90 from experience and ° promptly think position stability.
The curve of this result of the test as shown in Figure 4, Fig. 4 is that the winding drum solder wire of reeling under the coiling condition of bobbin shown in table 1 and the table 2 and welding wire carries out the result of experiment shown in Fig. 3 A~Fig. 3 C.
(table 1)
Welding | Kind | JIS?Z?3312??YGW12 |
The method of adjustment of tensile break strength | Backguy is withdrawed from the way | |
The deviation of tensile break strength | In 1 bobbin total length ± 5% in | |
Bobbin | Limit dish external diameter | 600mm |
Length between the dish of limit | 500mm | |
The coiling condition | Back tension | 30N |
The outer diameter D (mm) of the bobbin stack shell of embodiment 1~11 and welding wire tensile break strength T (N) satisfy:
D≥0.19T
In table 2, the winding drum solder wire of embodiment 8 for example, bobbin barrel outer diameter D shown in Figure 1 is that the 400mm shown in the table 2, welding wire tensile break strength are 1800N, therefore, 0.19T=342, satisfies the above-mentioned relation formula.
So-called back tension is exactly a take-up force, is welding wire when being winding on the bobbin, is the load of rear tractive to the welding wire supply side.So-called tensile break strength is the peak load that the stretching welding wire is applied when disconnecting.This tensile break strength is tensile strength divided by sectional area.
(table 2)
Welding wire tensile break strength (N) | Bobbin stack shell external diameter (mm) | | |
Embodiment | |||
1 | ????1000 | ????200 | Very |
| ????1000 | ????250 | Very |
Comparative example 12 | ????1200 | ????200 | |
Embodiment | |||
3 | ????1200 | ????250 | Very |
Embodiment 4 | ????1200 | ????300 | Very |
Comparative example 13 | ????1400 | ????200 | Bad |
Comparative example 14 | ????1400 | ????250 | |
Embodiment | |||
5 | ????1400 | ????300 | Very |
Comparative example 15 | ????1600 | ????250 | Bad |
Comparative example 16 | ????1600 | ????300 | Bad |
Embodiment 6 | ????1600 | ????350 | Very |
Comparative example 17 | ????1800 | ????300 | |
Embodiment | |||
7 | ????1800 | ????350 | Very |
| ????1800 | ????400 | Very |
Comparative example 18 | ????2000 | ????350 | |
Embodiment | |||
9 | ????2000 | ????400 | Very |
| ????2000 | ????450 | Very |
Comparative example 19 | ????2200 | ????400 | |
Embodiment | |||
11 | ????2200 | ????450 | Very |
Comparative example 20 | ????2200 | ????450 | Bad |
The welding wire of embodiment 1~11 as shown in table 2 has been obtained good result, but comparative example 12~20 fails to obtain good result because the outer diameter D of bobbin barrel is littler than above-mentioned scope.Its result can obtain good effect if the relation of the outer diameter D (mm) of bobbin barrel and welding wire tensile break strength T (N) satisfies the words of D 〉=0.19T as can be seen.
If back tension is below 5N, then winding drum solder wire can produce lax, therefore when drawing welding wire, the dragline between the welding wire be easy to generate draw bad.If back tension reaches more than the 100N, then welding wire reeling on bobbin the time maintenance be wound on that welding wire can produce plastic deformation under the state on the bobbin.Therefore, chew the welding wire sensing position instability that front end comes out from weldering.So back tension should be preferably between 10N~50N between 5N~100N.
If the external diameter of bobbin barrel is big, for the external diameter of the winding quality limit dish that obtains stipulating will be greatly, the bobbin height will height.When the external diameter of the welding wire of 250kg and bobbin barrel of for example reeling was 450mm, the external diameter of limit dish was about 650mm, and the thickness of limit dish is respectively 30mm, and then the bobbin height is essential will be about 550mm.At this, because of limit dish external diameter has increased floor space greatly, and bobbin expense and up-coiler expense height.Bobbin is increased poor stability when then being provided with, and bobbin expense and up-coiler expense can increase.Therefore, consider and use place, security, cost to wish that usually the external diameter of bobbin stack shell is below 450mm.
Can carry the welding wire of the winding drum solder wire of embodiment 8 with device shown in Figure 2 no problemly.Simultaneously, when welding, can thereby not produce having many bends or curves etc. the undesirable condition of welding bead, and obtain good welding result because of the former of the sensing position of the welding wire chewing out from weldering with the device shown in Figure 2 of the winding drum solder wire that uses embodiment 8.
Claims (12)
1. winding drum solder wire is characterized in that having: include the stack shell external diameter and be the bobbin of D (mm) and reel successively to skin from internal layer at above-mentioned barrel and tensile break strength be the welding wire of T (N), and satisfy relational expression D 〉=0.19T.
2. winding drum solder wire according to claim 1 is characterized in that: above-mentioned barrel satisfies D≤450mm.
3. winding drum solder wire according to claim 1, it is held to levy and is: with the power of 5N~100N above-mentioned welding wire reeling on above-mentioned barrel.
4. winding drum solder wire according to claim 3 is characterized in that: with the power of 10N~50N above-mentioned welding wire reeling on above-mentioned barrel.
5. welder is characterized in that having: comprise external diameter and be D (mm) barrel bobbin and from internal layer to skin successively tensile break strength be the welding wire reeling of T on above-mentioned barrel, and satisfy the winding drum solder wire of D 〉=0.19T relational expression;
The welding wire feed apparatus that above-mentioned welding wire is pulled out from above-mentioned bobbin;
The above-mentioned welding wire that pulls out is delivered to the welding gun of the weld of soldered thing;
Between above-mentioned welding wire and soldered thing, supply with the source of welding current of welding current.
6. welder according to claim 5 is characterized in that: above-mentioned barrel satisfies D≤450mm.
7. welder according to claim 5 is characterized in that: with the power of 5N~100N above-mentioned welding wire reeling on above-mentioned barrel.
8. welder according to claim 7 is characterized in that: with the power of 10N~50N above-mentioned welding wire reeling on above-mentioned barrel.
9. welding method is characterized in that having:
Preparation have comprise external diameter be D (mm) barrel bobbin and be tensile break strength that the welding wire of T (N) is wound on the above-mentioned barrel successively and satisfies the preparatory process of the winding drum solder wire of D 〉=0.19T relational expression to skin from internal layer;
The operation that above-mentioned welding wire is pulled out from above-mentioned bobbin;
The above-mentioned welding wire that pulls out is delivered to the operation of the weld of soldered thing;
Between above-mentioned welding wire and soldered thing, supply with the operation of welding current.
10. method according to claim 9 is characterized in that: above-mentioned barrel satisfies D≤450mm.
11. method according to claim 9 is characterized in that: with the power of 5N~100N above-mentioned welding wire reeling at above-mentioned barrel.
12. method according to claim 11 is characterized in that: with the power of 10N~50N above-mentioned welding wire reeling at above-mentioned barrel.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001196050A JP3921964B2 (en) | 2001-06-28 | 2001-06-28 | Bobbin winding welding wire, welding apparatus and welding method thereof |
JP2001196050 | 2001-06-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1394713A true CN1394713A (en) | 2003-02-05 |
CN1203959C CN1203959C (en) | 2005-06-01 |
Family
ID=19033927
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02124416 Expired - Fee Related CN1203959C (en) | 2001-06-28 | 2002-06-27 | Winding drum solder wire and welding device and method thereof |
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JP (1) | JP3921964B2 (en) |
CN (1) | CN1203959C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101092219B (en) * | 2006-06-23 | 2011-06-15 | 基斯韦尔株式会社 | Solid wire winding assembly for arc welding |
-
2001
- 2001-06-28 JP JP2001196050A patent/JP3921964B2/en not_active Expired - Fee Related
-
2002
- 2002-06-27 CN CN 02124416 patent/CN1203959C/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101092219B (en) * | 2006-06-23 | 2011-06-15 | 基斯韦尔株式会社 | Solid wire winding assembly for arc welding |
Also Published As
Publication number | Publication date |
---|---|
JP3921964B2 (en) | 2007-05-30 |
CN1203959C (en) | 2005-06-01 |
JP2003010973A (en) | 2003-01-15 |
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Granted publication date: 20050601 Termination date: 20130627 |