CN101961820A - Laser on-line welding fixture for automobile bumpers - Google Patents
Laser on-line welding fixture for automobile bumpers Download PDFInfo
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- CN101961820A CN101961820A CN 201010533516 CN201010533516A CN101961820A CN 101961820 A CN101961820 A CN 101961820A CN 201010533516 CN201010533516 CN 201010533516 CN 201010533516 A CN201010533516 A CN 201010533516A CN 101961820 A CN101961820 A CN 101961820A
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- bumper
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- pressing plate
- fuse
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Abstract
The invention relates to a laser on-line welding fixture for automobile bumpers, which is used for solving the problem that the on-line welding quality of an automobile bumper with a closed cavity can not be ensured easily. The welding fixture comprises a tracking position and a welding position. After the welding fixture is improved, the tracking position or the welding position comprises a lower rolling wheel, side wheels, an upper pressing plate, a pressing plate installing seat, a core and a pull rod, wherein the lower rolling wheel is positioned at the lower part of the processed bumper to support the processed bumper; the side wheels are symmetrically arranged at two sides of the processed bumper; the circumferential outline of the side wheels is matched with the outline of two side wheels of the processed bumper; the core is positioned in the closed cavity of the processed bumper; the upper pressing plate is pressed at the upper part of the processed bumper; the size of the gap between the upper pressing plate and the upper surface of the core is consistent with the wall thickness of the processed bumper; and a welding hole is arranged at the middle part of the upper pressing plate. In the invention, the structure of coating four sides and filling an inner cavity is used for keeping the gaps among welding seams of the welded bumper uniform and stable; and the invention has the characteristics of simple and compact structure, uniform and stable gaps among welding seams, good welding quality and the like.
Description
Technical field
The present invention relates to a kind of anchor clamps,, belong to the Machining Technology field especially for the online weld jig of automobile roll-in near closed hollow ring bumper laser.
Background technology
Roll-in processing is one of main method of making at present by bumper, and the online welding of roll-in bumper laser is a kind of advanced person's a solder technology, and laser weld requires soldered workpiece solder side smooth, and spacing is suitable evenly.For the online welding of bumper laser with near closed hollow ring, it is just very difficult to satisfy top said specification requirement.Its reason is as follows: 1,, processes front bumper when generally adopting high-strength steel sheet, and difficult forming, wave often appears in solder side in the actual roll-in production process; 2,, thereby make the phenomenon that not prison welding is solid even do not weld because die cavity is a sealing hollow, and two soldered limits are easy to occur the staggered phenomenon of height.Existing Laser Welding anchor clamps generally adopt the method in roller parcel cross section, promptly with one or more groups roller the roll-in bar shaped are wrapped up, and make it that the gap, commissure can stable and uniform when welding.But this method then can't satisfy welding requirements for the bumper of enclosed cavity, its reason is: it is that the thin cavity of wall is big that this bumper cuts the type characteristics, if support cavity anchor clamps then can not occur and can't filter out the wave that roll-in produces, cause the laser instrument tracking accuracy to descend; In addition, weld the staggered phenomenon of height on two limits occurs and can not eliminate by adjusting anchor clamps, and welding quality is difficult for guaranteeing.
Summary of the invention
The present invention is used to solve the defective of above-mentioned prior art and a kind of online weld jig of bumper laser that guarantees that the weld slit is uniform and stable, welding quality is good is provided.
The alleged problem of the present invention solves by the following technical programs:
The online weld jig of a kind of bumper laser, comprise in the formation that adjacent and structure is provided with identical trace bit and welding position two parts, its special feature is: comprise bottom roller in the formation of described trace bit or welding position part, the side wheel, top board, the pressing plate mount pad, fuse and pull bar, described bottom roller is positioned at the processed bumper bottom, support processed bumper, described side wheel is symmetricly set on the processed bumper both sides, side is taken turns circumferential profile and processed bumper dual-side outline, described fuse is positioned at the enclosed shape chamber of processed bumper, described top board presses on processed bumper top, the affixed pressing plate mount pad of top board, top board is consistent with gap and processed bumper wall thickness dimension between the fuse upper surface, and the top board middle part is provided with welding hole.
The online weld jig of above-mentioned bumper laser, both sides cincture wheel shaft is passed in described pressing plate mount pad both sides, is provided with two positioning nuts on the wheel shaft of each side wheel, and the positioning nut lays respectively at the upper and lower part of pressing plate holder.
The online weld jig of above-mentioned bumper laser, described fuse middle part is symmetrical arranged tie rod hole, and two pull bars are by passing in this hole, and nut is fixed fuse and pull bar, and pull bar one end is fixed by the pull bar holder.
The present invention is directed to the bumper processing problems that the existing online weld jig of automobile roll-in bumper laser is unsuitable near closed hollow ring improves, the structure that described anchor clamps adopt four sides parcel, inner chamber to fill makes gap, soldered bumper commissure keep uniform and stable, and on bumper, adopt wear-resisting pressing plate to replace habitual roller, promptly replace the line contact with the face contact, increase the constraint area greatly, thereby can effectively filter out the wave that the front roll-in produces.Through above-mentioned improvement, the present invention has successfully solved the online welding of roll-in near closed hollow ring bumper laser, is prone to the difficult problem that not prison welding is solid, the roll extrusion wave is difficult for filtration, has characteristics such as simple and compact for structure, that the weld slit is uniform and stable, and welding quality is good.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is that the A of Fig. 1 is to view.
Label is expressed as follows in the accompanying drawing: 1. pull bar holder; 2. pull bar; 3. processed bumper; 4. top board; 4-1. welding hole; 5. fuse; 6. pressing plate mount pad; 7. nut; 8. bottom roller; 9. side is taken turns; 10. positioning nut; 11 trace bits; 12. welding position; 13 sides wheel wheel shaft; 14. roll extrusion wheels.
The specific embodiment
Referring to Fig. 1, during constituting, the present invention comprises roll extrusion wheels 14 and trace bit 11, welding position 12, described trace bit, welding position is adjacent and structure is provided with identical.
Referring to Fig. 1, Fig. 2, comprise bottom roller 8, side wheel 9, top board 4, pressing plate mount pad 6, fuse 5 and pull bar 2 in the formation of trace bit or welding position.As seen from Figure 2, side wheel 9, bottom roller 8, top board 4 is with the periphery parcel of processed bumper 3, and fuse 5 is supported in the cavity of processed bumper.The effect of above-mentioned each parts is as follows: both sides cincture 9 circumferential profile and processed bumper dual-side outline, to prevent the processed bumper opening; Bottom roller 8 supports processed bumper; The gap just is that the material of processed bumper is thick between fuse 5 and the top board 4.This structure makes the left and right directions of processed bumper by 9 constraints of side wheel, above-below direction is by top board and fuse 5 constraints, and is whole by bottom roller 8 supports, like this, phenomenons such as the wave that processed bumper produces in earlier stage, opening are revised under constraint, thereby have guaranteed welding quality.
Still referring to Fig. 1, Fig. 2, the present invention substitutes original roller with the top board 4 of high-abrasive material preparation, the benefit of doing like this is the line contact that has replaced roller with the face contact, with fuse 5 actings in conjunction of inner chamber under, the constraint area increases, make that the wave that produces before the processed bumper welding is effectively filtered out, solder side is played the effect of a shaping, the top board middle part is provided with welding hole 4-1.The fuse 5 usefulness pull bars 2 that are positioned at the processed bumper inner chamber wear, and fix the position with nut 7, make it corresponding tracing positional and welding position respectively, and pull bar one end is fixing by pull bar holder 1.After in the cavity of processed bumper fuse being set, the inner chamber of hollow is tamped by fuse on above-below direction, the top phenomenon that indent can not occur of welding.Top board 4 is affixed by screw and pressing plate mount pad 6, both sides cincture wheel shaft 13 is passed in pressing plate mount pad 6 both sides, on the wheel shaft of each side wheel, be provided with two positioning nuts 10, the positioning nut lays respectively at the upper and lower part of pressing plate holder, turn positioning nut promptly can be adjusted the upper-lower position of pressing plate mount pad 6, thereby guarantees that the gap between top board and the fuse 5 is the wall thickness of processed bumper.
Claims (3)
1. online weld jig of bumper laser, it comprises that adjacent and structure is provided with identical trace bit (11) and welding position (12) two parts, it is characterized in that: comprise bottom roller (8) in the formation of described trace bit or welding position part, side wheel (9), top board (4), pressing plate mount pad (6), fuse (5) and pull bar (2), described bottom roller is positioned at processed bumper (3) bottom, support processed bumper, described side wheel is symmetricly set on the processed bumper both sides, side is taken turns circumferential profile and processed bumper dual-side outline, described fuse is positioned at the enclosed shape chamber of processed bumper, described top board presses on processed bumper top, the affixed pressing plate mount pad of top board, top board is consistent with gap and processed bumper wall thickness dimension between the fuse upper surface, and the top board middle part is provided with welding hole (4-1).
2. the online weld jig of bumper laser according to claim 1, it is characterized in that: both sides cincture wheel shafts (13) are passed in described pressing plate mount pad (6) both sides, be provided with two positioning nuts (10) on the wheel shaft of each side wheel, the positioning nut lays respectively at the upper and lower part of pressing plate holder.
3. according to claim 2 or the online weld jig of described bumper laser, it is characterized in that: described fuse (5) middle part is symmetrical arranged tie rod hole, two pull bars (2) are by passing in this hole, and nut (7) is fixed fuse and pull bar, and pull bar one end is fixing by pull bar holder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010533516 CN101961820B (en) | 2010-11-05 | 2010-11-05 | Laser on-line welding fixture for automobile bumpers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010533516 CN101961820B (en) | 2010-11-05 | 2010-11-05 | Laser on-line welding fixture for automobile bumpers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101961820A true CN101961820A (en) | 2011-02-02 |
| CN101961820B CN101961820B (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010533516 Active CN101961820B (en) | 2010-11-05 | 2010-11-05 | Laser on-line welding fixture for automobile bumpers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101961820B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496616A (en) * | 2020-11-20 | 2021-03-16 | 薛月飞 | Automatic change car anticollision roof beam welding and melt hole equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0449599A1 (en) * | 1990-03-26 | 1991-10-02 | Shape Corporation | Roll-formed automotive bumper and method of making same |
| US5829666A (en) * | 1995-11-20 | 1998-11-03 | Aisin Seiki Kabushiki Kaisha | Manufacturing method of tubular bumper reinforcement member |
| JP2000334529A (en) * | 1999-03-19 | 2000-12-05 | Futaba Industrial Co Ltd | Bumper reinforcement effective to offset collision |
| CN2907953Y (en) * | 2006-04-14 | 2007-06-06 | 凌云工业股份有限公司 | Rolling mould of beam anticollison rod |
| CN101428378A (en) * | 2008-10-14 | 2009-05-13 | 无锡华联科技集团有限公司 | Special-shaped beam flat-foot welding line left-right tracking apparatus |
| CN201848650U (en) * | 2010-11-05 | 2011-06-01 | 凌云工业股份有限公司 | On-line laser welding fixture for rolled bumper with enclosed cavity |
-
2010
- 2010-11-05 CN CN 201010533516 patent/CN101961820B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0449599A1 (en) * | 1990-03-26 | 1991-10-02 | Shape Corporation | Roll-formed automotive bumper and method of making same |
| US5829666A (en) * | 1995-11-20 | 1998-11-03 | Aisin Seiki Kabushiki Kaisha | Manufacturing method of tubular bumper reinforcement member |
| JP2000334529A (en) * | 1999-03-19 | 2000-12-05 | Futaba Industrial Co Ltd | Bumper reinforcement effective to offset collision |
| CN2907953Y (en) * | 2006-04-14 | 2007-06-06 | 凌云工业股份有限公司 | Rolling mould of beam anticollison rod |
| CN101428378A (en) * | 2008-10-14 | 2009-05-13 | 无锡华联科技集团有限公司 | Special-shaped beam flat-foot welding line left-right tracking apparatus |
| CN201848650U (en) * | 2010-11-05 | 2011-06-01 | 凌云工业股份有限公司 | On-line laser welding fixture for rolled bumper with enclosed cavity |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496616A (en) * | 2020-11-20 | 2021-03-16 | 薛月飞 | Automatic change car anticollision roof beam welding and melt hole equipment |
| CN112496616B (en) * | 2020-11-20 | 2022-06-21 | 安徽铭大汽车科技有限公司 | Automatic change car anticollision roof beam welding and melt hole equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101961820B (en) | 2013-05-08 |
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