CN202539765U - Automatic weld positioning device of small sidewall of transport cart with concave bottom and double decks - Google Patents
Automatic weld positioning device of small sidewall of transport cart with concave bottom and double decks Download PDFInfo
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- CN202539765U CN202539765U CN2012200224028U CN201220022402U CN202539765U CN 202539765 U CN202539765 U CN 202539765U CN 2012200224028 U CN2012200224028 U CN 2012200224028U CN 201220022402 U CN201220022402 U CN 201220022402U CN 202539765 U CN202539765 U CN 202539765U
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- positioning device
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Abstract
The utility model relates to an automatic weld positioning device of a small sidewall of a transport cart with a concave bottom and double decks. The automatic weld positioning device comprises a backup plate which is arranged on a sidewall plate and is parallel to a weld seam to be welded, L-shaped hooks extending upwards are respectively arranged on two sides of the backup plate, and hooking portions of the hooks are arranged at the top of a side beam. The automatic weld positioning device can be widely utilized in welding process of the small sidewall of the transport cart with the concave bottom and the double decks.
Description
Technical field
The utility model relates to a kind of automatic apparatus for welding and positioning, particularly a kind of automatic apparatus for welding and positioning that is applicable to the little side wall of the double-deck transport vehicle of concave bottom of various miniature, kart such as railway transportation car, SUV, MPV, picking-up vehicle.
Background technology
The double-deck transport vehicle of concave bottom is mainly used in higher automobiles such as the light-duty car of railway transportation, SUV, MPV, picking-up vehicle; Simultaneously also can transport homemade and various miniature, the kart of import, this type car is a kind of vehicle that the scope of application is the wideest, pattern is up-to-date in the present railway transportation car.Rice surplus the full car weld seam of the car body of this type car reaches 2700; Weld seam is many, the welding difficulty is big; And little side wall is the main load bearing component of this car, mainly is made up of framed side wallboard, curb girder, following side bar etc., and wherein framed side wallboard is the outer outside long straight weld of car body that is exposed at the lap weld of curb girder; Every total length is 17080mm; Prior art normally adopts manual welding, and weld interval is long, and appearance of weld is relatively poor; The presentation quality of car body and welder's operating efficiency have greatly been influenced; And weld seam is because the welding tire of configure dedicated (welding tire: refer to be exclusively used in the welding of the workpiece that assembles) not here, and be on assembling tyre, to carry out manual welding (assembling tyre: each parts is assembled together by given size) all the time early stage when producing, owing to narrow between the assembling sky, the position of foetus special automation welding jig can not be set; The manual welding quality fluctuation is big, weld seam repair rate height is the subject matter during this parts welding is produced, and therefore how to realize that the weld joint automatized welding of little side wall overlength is the problem that presses for solution at present.
Summary of the invention
To the problems referred to above, the purpose of the utility model provides a kind of automatic apparatus for welding and positioning that can improve welder's welding efficiency and obviously improve the little side wall of the double-deck transport vehicle of concave bottom of weldquality.
For realizing above-mentioned purpose; The utility model is taked following technical scheme: the automatic apparatus for welding and positioning of the little side wall of the double-deck transport vehicle of a kind of concave bottom; It is characterized in that: it comprises that one is arranged on the backup plate that becomes parallel position relationship on the framed side wallboard and with weld seam to be welded; The both sides of said backup plate are respectively arranged with a upwardly extending L shaped hook, and the hook portion of said hook is hung on the top of curb girder.
Said backup plate adopts channel-section steel to be made, and channel-section steel adopts 5 types of GB/T707-1998 standard code, and web is that 50mm, leg height are that 37mm, length are 6m.
The utility model is owing to take above technical scheme; It has the following advantages: 1, the utility model is owing to be provided with an apparatus for welding and positioning; Apparatus for welding and positioning comprises that one is the backup plate of parallel position relationship with weld seam, and the backup plate two ends are welded with a L shaped hook respectively, are affiliated at the curb girder top two; When therefore welding two rollers of magnetic force fillet welding dolly are walked along backup plate; Make the overlength weld seam of little side wall realize automatic welding, effectively improved welder's operating efficiency, and then it is above that production efficiency is doubled.2, the backup plate of the utility model adopts channel-section steel to be made, because the rigidity and the linearity of channel-section steel are better, and not yielding; Therefore can guarantee the linearity of weld seam well; Weld seam by weldering partially, has not significantly promoted welding quality when making welding, has significantly reduced the weld seam repair rate.The utility model can be widely used in the welding process of the little side wall of the double-deck transport vehicle of concave bottom.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is that the A of Fig. 1 is to sketch map;
Fig. 3 is the structural representation of the utility model apparatus for welding and positioning;
Fig. 4 is that the A of Fig. 3 is to sketch map;
Fig. 5 is the utility model welding gun angle of inclination sketch map (leftward winding);
Fig. 6 is that sketch map is looked on Fig. 5 left side.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is carried out detailed description.
Shown in Fig. 1～4; The utility model comprises a welding identical with prior art with magnetic force fillet welding dolly 1, and the bottom of magnetic force fillet welding dolly 1 is provided with four road wheels 2, and magnetic force fillet welding dolly 1 is provided with two L shaped connecting rods 3; The L shaped head of each connecting rod 3 is provided with a roller 4; And center, magnetic force fillet welding dolly 1 side is provided with clamp 5, during use, grips a welding gun 6 in the clamp 5; The characteristics of the utility model are also to comprise an apparatus for welding and positioning 7; Apparatus for welding and positioning 7 comprises that one is the backup plate 71 of parallel position relationship with weld seam to be welded, the two ends of backup plate 71 extended upward respectively L shaped hook 72, two hooks 72 all hook portion be affiliated to respectively at the top (top airfoil) of surveying beam 8.
In the foregoing description; Backup plate 71 can adopt channel-section steel to be made; The channel-section steel that the embodiment of the utility model adopts is 5 types of GB/T707-1998 standard code; Web is that 50mm, leg height (two aerofoil height) are 6m for 37mm, length, and spatter is removed easily for ease, the precoating layer antirust paint on the channel-section steel surface.
Among above-mentioned each embodiment, hook 72 adopts L shaped angle steel.
Among above-mentioned each embodiment, magnetic force fillet welding dolly 1 can adopt the automatic fillet welding dolly of CS-5 (as example, being not limited thereto).
Like Fig. 1, Fig. 5, shown in Figure 6, adopt the apparatus for welding and positioning 7 and magnetic force fillet welding dolly 1 of the utility model, when the lap weld of the curb girder 8 of the little side wall of the double-deck transport vehicle of concave bottom and framed side wallboard 9 is welded automatically, may further comprise the steps:
1) before the welding; Two hooks, 72 the hook portion of apparatus for welding and positioning 7 is affiliated to the top at curb girder 8; With two rollers 4 of magnetic force fillet welding dolly 1 by being located on the backup plate 71; With magnetic force fillet welding dolly 1 wherein along connecting rod 3 length adjustment of direction of advance than another short slightly 5mm～15mm, and the road wheel 2 of magnetic force fillet welding dolly 1 is placed on the web of curb girder 8, magnetic force fillet welding dolly 1 is abutted on the web of curb girder 8 through the magnetic absorption of self.
2) with welding gun 6 clampings and be fixed in the clamp 5 of magnetic force fillet welding dolly 1; Because the thickness of curb girder 8 and the thickness of framed side wallboard 9 differ bigger; Framed side wallboard is by burn-through in order to prevent to weld; Therefore need the angle and the length of welding wire termination apart from framed side wallboard 9 of adjustment welding gun 6 and framed side wallboard 9, its angular range: 15 °～25 °, while welding wire termination is 0.5～1mm apart from the length of framed side wallboard 9.
3) set welding conditions (welding condition is specifically referring to table 1) such as the welding speed of travel, welding current, arc voltage, dry extension of electrode degree and gas flow.
The welding condition of table 1 framed side wallboard and curb girder
4) the walking switch of startup magnetic force fillet welding dolly 1; Roller 4 drives magnetic force fillet welding dolly 1 and on the curb girder web, walks when backup plate 71 is walked; Because backup plate 71 becomes parallel position relationship with weld seam to be welded, magnetic force fillet welding dolly 1 laterally moves automatic track and localization whole welding process.
In the foregoing description, framed side wallboard 9 is taked MAG mixed gas arc welding with the welding of curb girder 8, and welding wire adopts TH550-NQ-II, and protective gas is that volume ratio is 80% Ar and 20% CO
2Form, gage of wire φ is 1.2mm, adopts CO
2/ MAG welding machine.
Among above-mentioned each embodiment, the welder moves apparatus for welding and positioning 7 in welding process for ease, and length that therefore can backup plate 71 is set to 6 meters (as example; Be not limited thereto); Successively apparatus for welding and positioning 7 is passed forward behind 6 meters long weld seams of the each welding of welder, framed side wallboard and curb girder overlap 17.08 meters long weld seams, if when the framed side wallboard of the little side wall of every fan and curb girder lap weld are welded by a welder; Then need divide three sections welding successively, weld parts in about 20 minutes; If when being welded by two welders, then welded to two ends by the middle part, every welder divides two sections welding, welds parts in about 12 minutes.
Above-mentioned each embodiment only is used to explain the utility model; Wherein step of the structure of each parts, connected mode and implementation method etc. all can change to some extent; Every equivalents of on the basis of the utility model technical scheme, carrying out and improvement all should not got rid of outside the protection domain of the utility model.
Claims (2)
1. the automatic apparatus for welding and positioning of the little side wall of the double-deck transport vehicle of a concave bottom; It is characterized in that: it comprises that one is arranged on the backup plate that becomes parallel position relationship on the framed side wallboard and with weld seam to be welded; The both sides of said backup plate are respectively arranged with a upwardly extending L shaped hook, and the hook portion of said hook is hung on the top of curb girder.
2. the automatic apparatus for welding and positioning of the little side wall of the double-deck transport vehicle of a kind of concave bottom as claimed in claim 1; It is characterized in that: said backup plate adopts channel-section steel to be made; Channel-section steel adopts 5 types of GB/T707-1998 standard code, and web is that 50mm, leg height are that 37mm, length are 6m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200224028U CN202539765U (en) | 2012-01-17 | 2012-01-17 | Automatic weld positioning device of small sidewall of transport cart with concave bottom and double decks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200224028U CN202539765U (en) | 2012-01-17 | 2012-01-17 | Automatic weld positioning device of small sidewall of transport cart with concave bottom and double decks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539765U true CN202539765U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200224028U Expired - Fee Related CN202539765U (en) | 2012-01-17 | 2012-01-17 | Automatic weld positioning device of small sidewall of transport cart with concave bottom and double decks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539765U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528239A (en) * | 2012-01-17 | 2012-07-04 | 南车二七车辆有限公司 | Automatic welding method and positioning device of small side wall of concave-bottom double-layer transport vehicle |
| CN103537817A (en) * | 2013-10-21 | 2014-01-29 | 南车二七车辆有限公司 | Welding method for extending special channel beams for railway double-decker transport vehicles with concave bottoms |
| CN104625344A (en) * | 2014-12-30 | 2015-05-20 | 辽宁忠旺集团有限公司 | Welding technology for blocking aluminum alloy side wall of subway compartment |
| 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 |
-
2012
- 2012-01-17 CN CN2012200224028U patent/CN202539765U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528239A (en) * | 2012-01-17 | 2012-07-04 | 南车二七车辆有限公司 | Automatic welding method and positioning device of small side wall of concave-bottom double-layer transport vehicle |
| CN102528239B (en) * | 2012-01-17 | 2013-08-14 | 南车二七车辆有限公司 | Automatic welding method and positioning device of small side wall of concave-bottom double-layer transport vehicle |
| CN103537817A (en) * | 2013-10-21 | 2014-01-29 | 南车二七车辆有限公司 | Welding method for extending special channel beams for railway double-decker transport vehicles with concave bottoms |
| CN104625344A (en) * | 2014-12-30 | 2015-05-20 | 辽宁忠旺集团有限公司 | Welding technology for blocking aluminum alloy side wall of subway compartment |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20180117 |