CN102554433B - Lead-out welding mechanism of automotive body in white - Google Patents
Lead-out welding mechanism of automotive body in white Download PDFInfo
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- CN102554433B CN102554433B CN201010620864.5A CN201010620864A CN102554433B CN 102554433 B CN102554433 B CN 102554433B CN 201010620864 A CN201010620864 A CN 201010620864A CN 102554433 B CN102554433 B CN 102554433B
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Abstract
The invention provides a lead-out welding mechanism of an automotive body in white. The lead-out welding mechanism comprises a first driving mechanism, a first transmission mechanism, a plurality of automatic welding tongs, a second driving mechanism, a second transmission mechanism and a welding machine, wherein the first transmission mechanism is connected with the first driving mechanism; the automatic welding tongs are driven by the first transmission mechanism so as to be arranged linearly; the second transmission mechanism is connected with the second driving mechanism; and the welding machine is driven by the second transmission mechanism; each welding tongs comprises a first copper sheet, a second copper sheet and at least one pair of positive and negative welding electrodes connected between the first copper sheet and the second copper sheet in series; the welding machine comprises a positive electrode contact part and a negative electrode contact part; and the second transmission mechanism is used for driving the welding machine to be connected with the automatic welding tongs sequentially. The lead-out welding mechanism of the automotive body in white has the beneficial effects that: the automatic welding tongs corresponding to needed welding points are matched with the movable welding machine, so that the welding machine can be connected with the welding points sequentially, manual working is replaced with electromechanical working, the labor intensity is reduced, and the production efficiency is improved simultaneously.
Description
Technical field
The present invention relates to the welding mechanism of drawing of vehicle welding field, particularly a kind of automobile body-in-white.
Background technology
Assembling capacity and the vehicle performance of the quality of automobile body welding to automobile plays vital effect, and at present, ripe automobile body welding technology has manual spot welding, special plane multiple spot welding and robot to weld three kinds.
For manual spot welding, its equipment is simple, directly adopts conventional, electric-resistance welding machine.Successively the each solder joint of vehicle body is welded by soldering turret hand-manipulated, but exist artificial location inaccuracy, solder joint skewness, quality of welding spot compared with the drawback such as low, electrode tip loss large, specific position solder joint is not easy to operate, in addition too high to people's working strength, therefore product quality fluctuation is very large, and rework rate, scrappage are relatively high.
For special plane multiple spot welding, it adopts multiple-spot welding machine to weld, the workpiece that be applicable to that welding structure is complex-shaped, solder joint is intensive, joint scrap (bridge) is little, operating difficulties, welding quality is difficult to the factors such as assurance, but, multiple spot welding equipment investment is many, specificity strong, flexibility is poor, can not large area use, there is significant limitation.
For robot weldering, it is carried out by electric welding robot, is applicable to welding procedure precision higher, the workpiece of complicated operation, but because of its equipment complexity, the expenses such as single investment and later period maintenance, maintenance are very high, are unfavorable for Rapid Popularization.
Its equal Shortcomings.
Summary of the invention
In order to solve existing technical problem, the invention provides a kind of welding mechanism of drawing of automobile body-in-white, it adopts corresponding to multiple auto soldering tweezerses of required solder joint and coordinates portable welding machine, realize welding machine and connect in order the plurality of solder joint, thereby with electromechanicsization replacement hand labor, when reducing labour intensity, enhance productivity.
The present invention solves existing technical problem, a kind of welding mechanism of drawing of automobile body-in-white is provided, described in draw that welding mechanism comprises the first driving mechanism, the first transmission mechanism of being connected with described the first driving mechanism and being driven and the linear multiple auto soldering tweezerses that arrange by described the first transmission mechanism; Describedly draw that welding mechanism also comprises the second driving mechanism, the second transmission mechanism of being connected with described the second driving mechanism and the welding machine that driven by described the second transmission mechanism; Described auto soldering tweezers comprises the first copper sheet, the second copper sheet and is connected at least one pair of the positive and negative welding electrode between described the first copper sheet and the second copper sheet; Described welding machine comprises a positive electrode contact site and a negative electrode contact site; Described the second transmission mechanism connects in turn described multiple auto soldering tweezers with described welding machine.
Further improvement of the present invention is as described below.
When described in described welding machine and, auto soldering tweezers is connected, described positive electrode contact site is electrically connected at described the first copper sheet, and described negative electrode contact site is electrically connected at described the second copper sheet.
The described linear multiple auto soldering tweezerses that arrange are corresponding to multiple solder joints of linear distribution.
Described positive and negative welding electrode is split type.
Described positive and negative welding electrode is integral type.
The two pairs of positive and negative welding electrodes of connecting between described the first copper sheet and described the second copper sheet.
Described the first driving mechanism is cylinder; Described the first transmission mechanism is guide rail, and the mobile terminal of described cylinder is fixedly connected with described guide rail.
Described the second driving mechanism is servomotor, and described the second transmission mechanism is leading screw, and the output shaft of described servomotor rotates with described leading screw.
The described welding mechanism of drawing comprises control module, and described control module is electrically connected with described the first driving mechanism and the second driving mechanism respectively.
The described welding mechanism of drawing comprises cooling unit, and described cooling unit is for regulating the welding temperature of described auto soldering tweezers.
Compared to prior art, the invention has the beneficial effects as follows: adopt corresponding to multiple auto soldering tweezerses of required solder joint and coordinate portable welding machine, realize welding machine and connect in order the plurality of solder joint, thereby with electromechanicsization replacement hand labor, when reducing labour intensity, enhance productivity.
Accompanying drawing explanation
Fig. 1 be automobile body-in-white of the present invention draw welding mechanism structural representation.
Fig. 2 draws the principle schematic of welding mechanism described in being.
Fig. 3 is that its positive and negative welding electrode of described auto soldering tweezers is split type structural representation.
Fig. 4 is the structural representation that its positive and negative welding electrode of described auto soldering tweezers is integral type.
Fig. 5 draws a white tailstock door solder joint schematic diagram of welding mechanism welding described in being.
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the present invention is further described.
As shown in Figures 1 to 5, a kind of automobile body-in-white draw welding mechanism, this is drawn, and welding mechanism comprises the first driving mechanism, the first transmission mechanism of being connected with the first driving mechanism and being driven and the linear multiple auto soldering tweezerses 13 that arrange by the first transmission mechanism; This draws that welding mechanism also comprises the second driving mechanism 14, the second transmission mechanism 15 being connected with the second driving mechanism 14 and the welding machine 16 being driven by the second transmission mechanism 15; Auto soldering tweezers 13 comprise the first copper sheet 131, the second copper sheet 132 and be connected on the first copper sheet 131 and the second copper sheet 132 between at least one pair of positive and negative welding electrode 133,134; Welding machine 16 comprises a positive electrode contact site 161 and a negative electrode contact site 162; The second transmission mechanism 15 connects in turn multiple auto soldering tweezerses 13 with welding machine 16.Auto soldering tweezers 13, corresponding to each solder joint 211 of linear distribution, contacts each auto soldering tweezers 13 and carries out welding operation in welding machine 16 moving process.The present invention adopts and coordinates portable welding machine 16 corresponding to multiple auto soldering tweezerses 13 of required solder joint 211, realizes welding machine 16 and connects in order the plurality of solder joint 211, thereby with electromechanicsization replacement hand labor, when reducing labour intensity, enhance productivity.
When welding machine 16 of the present invention and an auto soldering tweezers 13 are connected, positive electrode contact site 161 is electrically connected at the first copper sheet 131, negative electrode contact site 162 is electrically connected at the second copper sheet 132, when this auto soldering tweezers 13 after the first copper sheet 131 and the second copper sheet 132 energisings starts welding operation.The multiple auto soldering tweezerses 13 that arrange due to linearity are corresponding to multiple solder joints 211 of linear distribution, and auto soldering tweezers 13 clamping welding of automatic order along with the displacement of welding machine 16, automaticity improves, and finally realizes the welding operation of all solder joints 211 in a plane.
Positive and negative welding electrode 133,134 of the present invention is split type or is integral type, determines according to concrete welding surroundings.In the time of the space of solder joint 211, limited location, preferably Integral positive/negative welding electrode 133,134 can be selected split type positive and negative welding electrode 133,134 in the time that space, the position of solder joint 211 is enough.
In order to improve welding efficiency, the two pairs of positive and negative welding electrodes 133,134 of connecting between the first copper sheet 131 and the second copper sheet 132, can disposable two means of spot welds when welding machine 16 moves to a position like this.Three, four, five auto soldering tweezerses 13 of can also simultaneously connecting, disposable 3 points, 4 points, five means of spot welds while moving to a position corresponding to welding machine 16.
The present invention's the first driving mechanism is cylinder; The first transmission mechanism is guide rail, and the mobile terminal of cylinder is fixedly connected with guide rail.The second driving mechanism 14 is servomotor, and the second transmission mechanism 15 is leading screw, and the output shaft of servomotor rotates with leading screw.In addition, this driving mechanism, transmission mechanism also can be known other frame mode of knowing in anthology field.
The present invention draws welding mechanism and comprises control module, and this control module is electrically connected with the first driving mechanism and the second driving mechanism 14 respectively, for control the shift position of welding machine 16 and auto soldering tweezers 13 in place/make a concession.And this control module is connected with welding machine 16, the electric current when providing auto soldering tweezers 13 to weld.This is drawn welding mechanism and comprises energy conversion device, for amplified current, and is heat energy by electric energy conversion, to guarantee to weld required temperature.In addition, this is drawn welding mechanism and also comprises cooling unit, and this cooling unit is for regulating the welding temperature of auto soldering tweezers 13, thus assurance continuous welding operation.
Operation principle is: the Automatic-clamping of control module control auto soldering tweezers 13 and the automatic shift of welding machine 16, complete in order successively welding: servomotor running, drive welding machine 16 to move, the every row of welding machine 16 makes a move, be arranged on positive electrode contact site 161 on welding machine 16 and negative electrode contact site 162 and connect the first copper sheet 131 and second copper sheet 132 of relevant position, "on" position, the first copper sheet 131 is given electrical conduction with the second copper sheet 132 the positive and negative welding electrode 133 being arranged on the auto soldering tweezers 13 contacting with vehicle body, 134, auto soldering tweezers 13 completes welding action when clamping.Adopt the automobile door welding quality of micro-car body in white 21 of this technology obviously to improve, work tempo is faster, also greatly reduces human cost simultaneously.
Take body in white 21 tail-gates of Fig. 5 as example, solder joint 211 is distributed as 12 of tops, following 14, dual-side respectively 6.Because solder joint 211 is distributed in gutter channel, position, space are subject to certain limitation, therefore adopt the auto soldering tweezers 13 of upper and lower both sides solder joint 211 use Integral positive/negative welding electrodes to weld, the auto soldering tweezers 13 of the positive and negative welding electrode of dual-side solder joint 211 use separate type welds.After tail-gate is transported to table positions clamping, auto soldering tweezers 13 arrives precalculated position by the guide rail of air cylinder driven under the control of control module, below then driving positive welding electrode that the cylinder knee-action of auto soldering tweezers 13 makes assembling on auto soldering tweezers 13 and needing the contacting of welding flowing water groove face, lower welding electrode above and need weld flowing water groove face, contact.Meanwhile, servomotor running, the welding machine 16 of drive installation on leading screw is in operation, while arriving a copper sheet position, servomotor suspends, and welding machine 16 stops, the positive and negative welding electrode 133,134 of welding machine 16 contacts respectively at the first copper sheet 131, the second copper sheet 132, energising, the first copper sheet 131 and the second copper sheet 132 are passed corresponding auto soldering tweezers 13 by cable by fax, under the thrust effect that auto soldering tweezers 13 provides at cylinder, complete welding job.Subsequently, auto soldering tweezers 13 exits gutter channel, gets back to tail-gate and be not transported to the position of workbench.And servomotor resumes operation, welding machine 16 continues to move ahead, and arrives after next group copper sheet, repeats above step, completes successively welding.After all solder joints 211 all complete, welding machine 16 back moves, and arrives original state, and motor is out of service, waits for the welding of next tail-gate.
Its solder joint 211 of object of the present invention's welding is linear distribution by space distribution optimization at random, and the solder joint 211 of linear distribution is carried out to linearly movable and weld in order, makes the present invention be applicable to the welding of Multiple Type automobile body-in-white 21.The present invention is directed to that manual spot welding efficiency is low, special plane multiple spot welding flexible degree is low, robot is welded into this high defect, the welding mechanism of drawing of applied widely, simple to operate, high-quality and high-efficiency is provided.The present invention is widely used in the solder joint 211 of multiple distribution track, the irregular intensive solder joint 211 of the track that is particularly useful for distributing, the intensive solder joint 211 for example, distributing on door closure and gusset.Its operation principle is: first, be equipped with an auto soldering tweezers 13 corresponding to each solder joint 211, the positive and negative welding electrode 133,134 of installing on auto soldering tweezers 13 is connected on the first copper sheet 131, the second copper sheet 132 by cable, by the first copper sheet 131, second copper sheet 132 of each auto soldering tweezers 13 are concentrated and be drawn out on the same plane on same one side of jig, while then movement by welding machine 16, be in contact with it.Secondly, on leading screw, do linear reciprocating motion by driven by servomotor welding machine 16, realize the orderly welding of plane solder joint 211.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
- Automobile body-in-white draw a welding mechanism, it is characterized in that: described in draw that welding mechanism comprises the first driving mechanism, the first transmission mechanism of being connected with described the first driving mechanism and being driven and the linear multiple auto soldering tweezerses that arrange by described the first transmission mechanism; The described linear multiple auto soldering tweezerses that arrange are corresponding to multiple solder joints of linear distribution, described in draw that welding mechanism also comprises the second driving mechanism, the second transmission mechanism of being connected with described the second driving mechanism and the welding machine by described the second transmission mechanism drive; Described auto soldering tweezers comprises the first copper sheet, the second copper sheet and is connected at least one pair of the positive and negative welding electrode between described the first copper sheet and the second copper sheet; Described welding machine comprises a positive electrode contact site and a negative electrode contact site; Described the second transmission mechanism connects in turn described multiple auto soldering tweezers with described welding machine.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: when described in described welding machine and, auto soldering tweezers is connected, described positive electrode contact site is electrically connected at described the first copper sheet, and described negative electrode contact site is electrically connected at described the second copper sheet.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: described positive and negative welding electrode is split type.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: described positive and negative welding electrode is integral type.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: the two pairs of positive and negative welding electrodes of connecting between described the first copper sheet and described the second copper sheet.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: described the first driving mechanism is cylinder; Described the first transmission mechanism is guide rail, and the mobile terminal of described cylinder is fixedly connected with described guide rail.
- Automobile body-in-white according to claim 1 draw welding mechanism, it is characterized in that: described the second driving mechanism is servomotor, described the second transmission mechanism is leading screw, the output shaft of described servomotor rotates with described leading screw.
- 8. according to the welding mechanism of drawing of the automobile body-in-white described in claim 1 to 7 any one, it is characterized in that: described in draw welding mechanism and comprise control module, described control module is electrically connected with described the first driving mechanism and the second driving mechanism respectively.
- 9. according to the welding mechanism of drawing of the automobile body-in-white described in claim 1 to 7 any one, it is characterized in that: described in draw welding mechanism and comprise cooling unit, described cooling unit is for regulating the welding temperature of described auto soldering tweezers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620864.5A CN102554433B (en) | 2010-12-31 | 2010-12-31 | Lead-out welding mechanism of automotive body in white |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620864.5A CN102554433B (en) | 2010-12-31 | 2010-12-31 | Lead-out welding mechanism of automotive body in white |
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| Publication Number | Publication Date |
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| CN102554433A CN102554433A (en) | 2012-07-11 |
| CN102554433B true CN102554433B (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010620864.5A Expired - Fee Related CN102554433B (en) | 2010-12-31 | 2010-12-31 | Lead-out welding mechanism of automotive body in white |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848059B (en) * | 2012-09-14 | 2015-07-15 | 奇瑞汽车股份有限公司 | Puppet welding apparatus |
| CN104339076B (en) * | 2013-11-13 | 2017-06-23 | 浙江吉利控股集团有限公司 | A kind of fixed spot welding current transmission clamping device |
| CN103817476B (en) * | 2014-02-21 | 2016-01-20 | 安徽江淮汽车股份有限公司 | A kind of luggage-boot lid Welding Structure |
| CN113510329B (en) * | 2021-09-14 | 2021-11-12 | 江苏维沛通信科技发展有限公司 | Intelligent manufacturing equipment for protective branching unit |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH084223Y2 (en) * | 1989-04-07 | 1996-02-07 | 富士重工業株式会社 | Spot welding electrode usage limit detector |
| JPH07276062A (en) * | 1994-04-01 | 1995-10-24 | Kanto Auto Works Ltd | Welding current inspection device for multiple spot welding machine |
| CN2277848Y (en) * | 1996-06-18 | 1998-04-08 | 刘青林 | Bidirectioj swing automatic spot welding forceps |
| US6768078B1 (en) * | 2003-01-09 | 2004-07-27 | Fanuc Robotics North America, Inc. | Servo spot welding control system and method of welding workpieces |
| JP2007229802A (en) * | 2006-03-03 | 2007-09-13 | Nas Toa Co Ltd | Pressurizing method and pressurizing mechanism for resistance welding machine |
| CN201291359Y (en) * | 2008-10-24 | 2009-08-19 | 上汽通用五菱汽车股份有限公司 | Turning device for positioning self-locking car body fixture |
| CN201380359Y (en) * | 2009-03-13 | 2010-01-13 | 应城骏腾发自动焊接装备有限公司 | Multi-spot portal welding machine |
| JP2010247191A (en) * | 2009-04-16 | 2010-11-04 | Teg Kk | Multi-point spot welding machine |
| CN201970007U (en) * | 2010-12-31 | 2011-09-14 | 上汽通用五菱汽车股份有限公司 | Automobile body-in-white elicitation-welding mechanism |
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- 2010-12-31 CN CN201010620864.5A patent/CN102554433B/en not_active Expired - Fee Related
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Granted publication date: 20140521 Termination date: 20191231 |