CN102500882A - Device for welding end wall plate and end beam of coal gondola car and use method thereof - Google Patents
Device for welding end wall plate and end beam of coal gondola car and use method thereof Download PDFInfo
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- CN102500882A CN102500882A CN2011103706588A CN201110370658A CN102500882A CN 102500882 A CN102500882 A CN 102500882A CN 2011103706588 A CN2011103706588 A CN 2011103706588A CN 201110370658 A CN201110370658 A CN 201110370658A CN 102500882 A CN102500882 A CN 102500882A
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Abstract
The invention relates to a device for welding an end wall plate and an end beam of a coal gondola car and a use method thereof. The device comprises a magnetic trolley, a caliper arranged at the bottom of the magnetic trolley and a welding gun clamped inside the caliper. The device is characterized in that a suspended positioning device is fixedly connected to the top of the magnetic trolley, the suspended positioning device comprises two C-shaped cantilever plates which are spaced from each other and a connecting plate arranged between the two cantilever plates, a roller is arranged at the upper end part of each of the two cantilever plates, and the rollers are suspended on the transverse band web of the end wall plate. The device can be widely applied in the process of welding the end wall plate and the end beam of the coal gondola car.
Description
Technical field
The present invention relates to a kind of welder and method for using thereof, particularly about a kind of welder and method for using thereof of transporting coal open-top car end wall panel and end carriage.
Background technology
C80B type stainless steel fortune coal open-top car is the special-purpose vehicle of fortune coal on China Qun Dynasty line and other special lines; This car car body adopts the T4003 stainless steel, and the mobile extreme difference in molten bath is had relatively high expectations to welder's operating technology during welding; Weld seam adopts welding automatically usually, and appearance of weld is attractive in appearance, quality is comparatively stable.But the end wall panel and the underframe end carriage connecting portion of fortune coal open-top car have the lap weld that reaches 2150mm; Owing to receive the restriction of space and position; All the time fail to realize automatic welding; Usually need the welder at high positioner upside health to be leant out outside the car body to weld (high positioner: the welder is fixed on 3 meters height with piece-holder and carries out 360 ° of upset welding) during welding, the weldquality that utilizes this kind mode to weld is poor, not only can cause frequently and reprocess; And all needing polishing after the weld seam welding, effect is also undesirable.The solid core welding wire of available technology adopting splashes greatly in addition, electric arc is stable inadequately, and the welder welds on about 3 meters high positioners of high welding may exist potential safety hazard.End wall panel and the lap weld between the end carriage to stainless steel fortune coal open-top car in the prior art also do not have perfect welding method.
Summary of the invention
To the problems referred to above; The purpose of this invention is to provide a kind ofly, can effectively promote weldquality and not have the fortune coal open-top car end wall panel of potential safety hazard and the welder and the method for using thereof of end carriage through adopting automatic soldering device and flux-cored wire to accomplish that stainless steel is transported the end wall panel of coal open-top car and the elevation angle lap weld of end carriage is welded automatically.
For realizing above-mentioned purpose, the present invention takes following technical scheme: a kind of welder of transporting coal open-top car end wall panel and end carriage, and it comprises a magnetic force dolly, and one is arranged on the clamp of said magnetic force dolly bottom, and clamping has a welding gun in the said clamp; It is characterized in that: be fixedly connected a hanging and locating device at the top of said magnetic force dolly; Said hanging and locating device comprises that the C type cantilever slab and that two intervals are provided with is arranged on the connecting plate between the two said cantilever slabs; The upper end of two said cantilever slabs is provided with a roller, and said roller is suspended on the cross band web of end wall panel.
Two said cantilever slab inside bend portions all are welded with one and strengthen gusset.
Described a kind of method for using of transporting the welder of coal open-top car end wall panel and end carriage; May further comprise the steps: 1) comprise the hanging and locating device of two C type cantilever slabs and a plate in the top of magnetic force dolly fixed connection one, the upper end of two cantilever slabs is provided with roller; 2) two rollers with hanging and locating device are placed on the cross band web of end wall panel, and the magnetic force dolly is abutted on the end wall panel through the magnetic absorption of self; 3) welding gun is clamped in the clamp of magnetic force dolly, and the angle of adjustment welding gun and end carriage and welding wire termination are apart from the distance of end wall panel; 4) set the associated welds technological parameter; 5) the walking switch of startup magnetic force dolly, the magnetic force dolly utilizes the parallel position relationship between cross band web and end wall panel and the end carriage weld seam, laterally moves automatic track and localization whole welding process.
The angle of welding gun and end carriage is 50 °～55 ° in the said step 3), and the welding wire termination is 0.5～1mm apart from the distance of end wall panel.
Welding condition comprises speed of welding, welding current, arc voltage, dry extension of electrode degree, gas flow in the said step 4); Said speed of welding is 450～650mm/min, and said welding current is 180～200A, and said arc voltage is 21～23V, and said dry extension of electrode degree is 12～16mm, and said gas flow is 15～20L/min.
Said welding wire adopts stainless flux-cored wire, and the welding wire model is E309LT1-1, and diameter is 1.2mm and adopts C0
2The gas shield welding, leg is 4mm.
The present invention is owing to take above technical scheme; It has the following advantages: 1, the present invention is owing to be provided with hanging and locating device at the top of magnetic force dolly; And two runners of hanging and locating device are placed on the cross band web of end wall panel; Because cross band web and weld seam to be welded are parallel position relationship, so two rollers are walked along the cross band web in the welding process, can guarantee that butt welded seam reliably locatees and follow the tracks of; Make the end wall panel and the end carriage of fortune coal open-top car realize automatic welding, promoted welding quality significantly.2, the present invention changing overhead welding overlap joint (elevation angle overlap joint: the welding that welding surface is in the level of approximation position, below joint, carries out) into owing to will on high positioner, welding; Therefore the welder can weld on the ground; Reduced operation easier, improved operating efficiency and effectively guaranteed welder's life security.3, the present invention changes flux-cored wire because welding material is improved into by solid core welding wire, and when therefore welding, electric arc is more stable, and spatter is little, and the appearance of weld that welds out is even, attractive in appearance.The present invention can be widely used in transporting in the welding of coal open-top car end wall panel and end carriage.
Description of drawings
Fig. 1 is the structural representation of welder of the present invention;
Fig. 2 is that the A of Fig. 1 is to sketch map;
Fig. 3 is the welding angle of inclination sketch map of the present invention along welding direction;
Fig. 4 is that the A of Fig. 3 is to sketch map;
Fig. 5 is the local enlarged diagram of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed description.
Like Fig. 1, shown in 2, welder of the present invention includes a welding identical with prior art with magnetic force dolly 1, and the bottom of magnetic force dolly 1 is provided with clamp 2, during use, has gripped a welding gun 3 in the clamp 2.Characteristics of the present invention are: the top at magnetic force dolly 1 connects a hanging and locating device 4 through bolt; Hanging and locating device 4 comprises the C type cantilever slab 41 that two intervals are provided with; The upper end of two cantilever slabs 41 is provided with a roller 42, and roller 42 is positioned on the cross band web 51 of end wall panel 5.In order to strengthen the rigidity of hanging and locating device 4, make the connection between two cantilever slabs 41 more firm, can between two cantilever slabs 41, weld a plate 43, and all weld one in two cantilever slabs, 41 inside bend portions and strengthen gusset 44.
Like Fig. 1, shown in Figure 3, adopt welder of the present invention, when the lap weld of the end wall panel 5 of stainless steel fortune coal open-top car and end carriage 6 is welded automatically, may further comprise the steps:
1) before the welding, two rollers 42 of hanging and locating device 4 of the present invention is placed on the cross band web 51, magnetic force dolly 1 is abutted on the end wall panel 5 through the magnetic absorption of self.
2) with welding gun 3 clampings and be fixed in the clamp 2 of magnetic force dolly 1, the angle of adjustment welding gun 3 and end carriage 6, the scope of its angle is 50 °～55 °, making welding wire 7 terminations simultaneously is 0.5～1mm apart from end wall panel 5.
3) set technological parameters (seeing also table 1) such as the welding speed of travel, welding current, arc voltage, dry extension of electrode degree, gas flow;
Table 1 fortune coal open-top car end wall panel and end carriage parameters of welding
4) the walking switch of startup magnetic force dolly 1, magnetic force dolly 1 utilizes the parallel position relationship between cross band web 51 and end wall panel 5 and end carriage 6 weld seams, laterally moves automatic track and localization whole welding process.
In the foregoing description, the end wall panel 5 of fortune coal open-top car is the corrosion resistant plate material, during welding; Because the stainless steel solid core welding wire is comparatively responsive to the welding wire manufacturability; The welding difficulty is big, so the present invention adopts stainless flux-cored wire welding, and stainless flux-cored wire can reach all even effect attractive in appearance of welding arc stablility, appearance of weld; The model of the stainless flux-cored wire that the present invention adopts can be E309LT1-1, adopts CO
2The gas shield welding, leg is 4mm (leg refers to the size of two right-angle sides of weld seam).
Above-mentioned each embodiment only is used to explain the present invention; Wherein the structure of each parts, connected mode and manufacture craft etc. all can change to some extent; Every equivalents of on the basis of technical scheme of the present invention, carrying out and improvement all should not got rid of outside protection scope of the present invention.
Claims (7)
1. welder of transporting coal open-top car end wall panel and end carriage, it comprises a magnetic force dolly, and one is arranged on the clamp of said magnetic force dolly bottom, and clamping has a welding gun in the said clamp; It is characterized in that: be fixedly connected a hanging and locating device at the top of said magnetic force dolly; Said hanging and locating device comprises that the C type cantilever slab and that two intervals are provided with is arranged on the connecting plate between the two said cantilever slabs; The upper end of two said cantilever slabs is provided with a roller, and said roller is suspended on the cross band web of end wall panel.
2. a kind of welder of transporting coal open-top car end wall panel and end carriage as claimed in claim 1 is characterized in that: two said cantilever slab inside bend portions all are welded with one and strengthen gusset.
3. according to claim 1 or claim 2 a kind of method for using of transporting the welder of coal open-top car end wall panel and end carriage may further comprise the steps:
1) be fixedly connected at the top of magnetic force dolly one comprise two C type cantilever slabs and a plate hanging and locating device, the upper end of two cantilever slabs is provided with roller;
2) two rollers with hanging and locating device are placed on the cross band web of end wall panel, and the magnetic force dolly is abutted on the end wall panel through the magnetic absorption of self;
3) welding gun is clamped in the clamp of magnetic force dolly, and the angle of adjustment welding gun and end carriage and welding wire termination are apart from the distance of end wall panel;
4) set the associated welds technological parameter;
5) the walking switch of startup magnetic force dolly, the magnetic force dolly utilizes the parallel position relationship between cross band web and end wall panel and the end carriage weld seam, laterally moves automatic track and localization whole welding process.
4. a kind of method for using of transporting the welder of coal open-top car end wall panel and end carriage as claimed in claim 3 is characterized in that: the angle of welding gun and end carriage is 50 °～55 ° in the said step 3), and the welding wire termination is 0.5～1mm apart from the distance of end wall panel.
5. a kind of method for using of transporting the welder of coal open-top car end wall panel and end carriage as claimed in claim 3 is characterized in that: welding condition comprises speed of welding, welding current, arc voltage, dry extension of electrode degree, gas flow in the said step 4); Said speed of welding is 450～650mm/min, and said welding current is 180～200A, and said arc voltage is 21～23V, and said dry extension of electrode degree is 12～16mm, and said gas flow is 15～20L/min.
6. a kind of method for using of transporting the welder of coal open-top car end wall panel and end carriage as claimed in claim 4 is characterized in that: welding condition comprises speed of welding, welding current, arc voltage, dry extension of electrode degree, gas flow in the said step 4); Said speed of welding is 450～650mm/min, and said welding current is 180～200A, and said arc voltage is 21～23V, and said dry extension of electrode degree is 12～16mm, and said gas flow is 15～20L/min.
7. like claim 3 or 4 or 5 or 6 described a kind of methods for using of transporting the welder of coal open-top car end wall panel and end carriage, it is characterized in that: said welding wire adopts stainless flux-cored wire, and the welding wire model is E309LT1-1, and diameter is 1.2mm and adopts CO
2The gas shield welding, leg is 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103706588A CN102500882A (en) | 2011-11-21 | 2011-11-21 | Device for welding end wall plate and end beam of coal gondola car and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103706588A CN102500882A (en) | 2011-11-21 | 2011-11-21 | Device for welding end wall plate and end beam of coal gondola car and use method thereof |
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|---|---|
| CN102500882A true CN102500882A (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103706588A Pending CN102500882A (en) | 2011-11-21 | 2011-11-21 | Device for welding end wall plate and end beam of coal gondola car and use method thereof |
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| CN (1) | CN102500882A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033427A (en) * | 2015-09-09 | 2015-11-11 | 南车二七车辆有限公司 | Automatic welding method for sidewall and side post of railway general covered wagon and auxiliary device |
| CN109807437A (en) * | 2018-12-29 | 2019-05-28 | 武昌船舶重工集团有限公司 | Filament submerged-arc welding device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5954194U (en) * | 1983-04-30 | 1984-04-09 | 株式会社ダイヘン | Processing trolley |
| JPH0839242A (en) * | 1992-01-14 | 1996-02-13 | Kanichi Minazu | Welding method and its equipment |
| JPH11138296A (en) * | 1997-10-31 | 1999-05-25 | Kawasaki Heavy Ind Ltd | Auxiliary device for welding and cutting-off |
| CN2384726Y (en) * | 1999-06-16 | 2000-06-28 | 哈尔滨电机厂有限责任公司 | Profile electric bevelling machine |
| CN2412692Y (en) * | 2000-01-28 | 2001-01-03 | 沈阳大学 | Multi-purpose automatic welding trolley |
| CN202367333U (en) * | 2011-11-21 | 2012-08-08 | 南车二七车辆有限公司 | Welding device of wallboard and end beam of coal carrying open wagon |
-
2011
- 2011-11-21 CN CN2011103706588A patent/CN102500882A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5954194U (en) * | 1983-04-30 | 1984-04-09 | 株式会社ダイヘン | Processing trolley |
| JPH0839242A (en) * | 1992-01-14 | 1996-02-13 | Kanichi Minazu | Welding method and its equipment |
| JPH11138296A (en) * | 1997-10-31 | 1999-05-25 | Kawasaki Heavy Ind Ltd | Auxiliary device for welding and cutting-off |
| CN2384726Y (en) * | 1999-06-16 | 2000-06-28 | 哈尔滨电机厂有限责任公司 | Profile electric bevelling machine |
| CN2412692Y (en) * | 2000-01-28 | 2001-01-03 | 沈阳大学 | Multi-purpose automatic welding trolley |
| CN202367333U (en) * | 2011-11-21 | 2012-08-08 | 南车二七车辆有限公司 | Welding device of wallboard and end beam of coal carrying open wagon |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033427A (en) * | 2015-09-09 | 2015-11-11 | 南车二七车辆有限公司 | Automatic welding method for sidewall and side post of railway general covered wagon and auxiliary device |
| CN105033427B (en) * | 2015-09-09 | 2017-11-17 | 南车二七车辆有限公司 | For universal shed car for railway framed side wallboard lateral column automatic soldering method and servicing unit |
| CN109807437A (en) * | 2018-12-29 | 2019-05-28 | 武昌船舶重工集团有限公司 | Filament submerged-arc welding device |
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Application publication date: 20120620 |