CN107553013A - A kind of robot welding fixture quick-changing mechanism - Google Patents

A kind of robot welding fixture quick-changing mechanism Download PDF

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Publication number
CN107553013A
CN107553013A CN201610504189.7A CN201610504189A CN107553013A CN 107553013 A CN107553013 A CN 107553013A CN 201610504189 A CN201610504189 A CN 201610504189A CN 107553013 A CN107553013 A CN 107553013A
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CN
China
Prior art keywords
framework
bottom plate
quick
slideway
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610504189.7A
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Chinese (zh)
Inventor
赵成东
杨俊成
余良峰
杨进斌
李勇
沈志鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng (shiyan) Auto Parts Co Ltd
Original Assignee
Dongfeng (shiyan) Auto Parts Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongfeng (shiyan) Auto Parts Co Ltd filed Critical Dongfeng (shiyan) Auto Parts Co Ltd
Priority to CN201610504189.7A priority Critical patent/CN107553013A/en
Publication of CN107553013A publication Critical patent/CN107553013A/en
Pending legal-status Critical Current

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Abstract

A kind of robot welding fixture quick-changing mechanism, including quick positioning mechanism and hold-down mechanism, quick positioning mechanism are made up of bottom block and the sliding floor in bottom block;Bottom block includes the framework being fixed on base, and one end of framework is openend, and framework is provided with stopper slot, and framework is provided with the first positioning hole, and left and right two inner side of framework is provided with slideway, and sliding floor can be slided by slideway along opening direction;Sliding floor includes bottom plate, the arranged on left and right sides face of bottom plate is provided with guide roller, guide roller on bottom plate is slidably connected with slideway, bottom plate is provided with limited block, limited block is engaged with stopper slot, bottom plate is provided with registration arm, and registration arm is provided with the second positioning hole, and first, second positioning hole is formed by alignment pin after overlapping and positioned;The hold-down mechanism being fixed on framework can apply thrust to the fixture on bottom plate.The present invention realizes the quick change of fixture, improves clamp-replacing efficiency and stability.

Description

A kind of robot welding fixture quick-changing mechanism
Technical field
The invention belongs to weld jig field, especially a kind of robot welding fixture quick-changing mechanism.
Background technology
Developed rapidly with manufacturing, the application of welding technique is also more and more extensive, welds intellectualized technology level More and more higher, realize that automation, flexibility and the intellectuality of welding product manufacture have become inexorable trend, welded using robot Connect the outstanding feature for having become welding technique automation.In auto manufacturing, it is welded as one of four big techniques, is vehicle body The critical process of shaping, therefore welding production efficiency and quality are an important factor for influenceing automobile production.Welding robot has Speed of welding is fast, and production efficiency is high, and manufacturing cost is low, stable and reliable product quality, the characteristics of being provided simultaneously with Flexible Production, Automotive body welding field obtains more and more extensive application.To lift welding robot utilization rate, a welding robot is artificial Standing often needs the welding of compatible various parts, so as to realize Flexible Production.On Flexible Production line, fixture quick-changing mechanism Most important, it can not only control coordinate position of the part in whole robot workstation, and also clamp-replacing efficiency is produced Material impact.
The content of the invention
The present invention proposes a kind of robot welding fixture quick-changing mechanism, solves welding robot workstation clamp-replacing and determines The problem of position is difficult, lifting clamp quick change efficiency and fixture position stability.
In order to solve the above-mentioned technical problem, the technical scheme is that:A kind of robot welding fixture quick-changing mechanism, bag Include quick positioning mechanism and hold-down mechanism, it is characterised in that:Quick positioning mechanism is by bottom block and the cunning in bottom block Dynamic bottom plate is formed;Bottom block includes framework and multiple bases, framework are fixed on base, and one end of framework is openend, phase The other end for openend is blind end, and the inner face of framework blind end is provided with stopper slot, and the cross section of framework is provided with the A positioning hole, left and right two inner side of framework are provided with slideway, and sliding floor can be slided by slideway along opening direction;Slide bottom Plate includes bottom plate, and the arranged on left and right sides face of bottom plate is provided with guide roller, and the slideway on guide roller and framework on bottom plate slides Connection, the inner of bottom plate are provided with limited block, and limited block is engaged with the stopper slot on framework, and bottom plate is provided with registration arm, fixed Position arm is provided with the second positioning hole, and the positioning hole in registration arm and framework passes through alignment pin after overlapping and forms positioning;At least two Hold-down mechanism is separately fixed in the arranged on left and right sides of framework, and hold-down mechanism is oblique, and the inner plate face of bottom plate is provided with stress Block, hold-down mechanism can apply thrust to force block.
To the further restriction of above-mentioned technical proposal, the stopper slot is V-groove, positive stop end and the stopper slot phase of limited block Matching.Advantage:1. realize in limited block quick insertion stopper slot;The problem of 2.V types structure can avoid bottom plate from rocking.
To the further improvement of above-mentioned technical proposal, the arrival end of the slideway is provided with guiding surface.Advantage:It is oriented to oblique It is easy to the guide roller of bottom plate both sides to be directed on slideway in face.
To the further improvement of above-mentioned technical proposal, universal wheel is equipped with each angle of the bottom plate.Advantage:On bottom plate After installing workpiece, weight increases, and the workpiece on universal wheel bottom plate easy to remove, reduces labor intensity, improves operating efficiency.
Beneficial effect:It is fast between robot workstation, bottom block and sliding floor that 1. sliding floor is easy to fixture to remove Speed limit position and positioning, hold-down mechanism can apply thrust to fixture, so as to realize the quick change of fixture, improve clamp-replacing efficiency And the present invention of stability 2. has the advantages of simple in construction, to be easy to maintenance, be simple to operate, production cost is low, lifts welding robot People's utilization rate, realize the Flexible Production of multi items part welding.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the circuit theory schematic diagram in Fig. 1.
Embodiment
As depicted in figs. 1 and 2, a kind of robot welding fixture quick-changing mechanism, including quick positioning mechanism and hold-down mechanism, Quick positioning mechanism is made up of bottom block and the sliding floor in bottom block;Bottom block includes framework 1 and six bottoms Seat 2, the top of framework 1 and base 2 are welded;The front end of framework 1 is openend, is blind end relative to the other end of openend, The inner face of framework blind end is provided with limit base, and limit base corresponds to the stopper slot 3 of the one side provided with V-type at frame openings end; The cross section of framework 1 is provided with the first positioning hole, i.e., is equipped with positioning seat 4, the top of positioning seat 4 on left and right two lateral surface of framework 1 Face is provided with the first positioning hole 5;Slideway 6 is equipped with left and right two medial surface of framework 1, slideway 6 welds with framework 1, slideway 6 Arrival end be provided with guiding surface 7, sliding floor can be slided by slideway 6 along the opening direction of framework 1, until removing framework In 1;The structure of sliding floor is:Including bottom plate 8, universal wheel 9, the arranged on left and right sides of bottom plate 8 are equipped with four angles of bottom plate 8 Guide roller 10 is equipped with face, guide roller 10 is connected by wheel shaft with bottom plate 8, the guide roller 10 on bottom plate 8 and framework 1 On slideway 6 be slidably connected, the inner of bottom plate 8 is provided with limited block 11, and limited block 11 is engaged with the stopper slot 3 on framework 1 Formed spacing, the arranged on left and right sides of bottom plate 1 is provided with registration arm 12, and registration arm 12 is provided with the second positioning hole 13, registration arm 12 and Positioning hole on framework 1 is formed by alignment pin 14 after overlapping and positioned, i.e. one end of alignment pin 14 is inserted into both positioning holes It is interior;At least two hold-down mechanisms 15 are fixed in the arranged on left and right sides of framework 1 by pedestal 16 respectively, and hold-down mechanism 15 is inclined Shape, the inner plate face of bottom plate 8 are provided with force block 17, and the force side of hold-down mechanism 15 can apply inclined compression to force block 17 Power, i.e. hold-down mechanism 15 apply pressure into framework 1, reach the purpose for compressing bottom plate 8;Hold-down mechanism 15 is prior art, not Elaborate.
The V-groove can realize limited block quick insertion in it, and the problem of bottom plate can be avoided to rock, improve Stability;The guide roller contacts with slideway for point, so reduces friction between the two, is easy to quick, easily push-and-pull Bottom plate;Positioning hole in the registration arm and framework is formed by alignment pin after overlapping and positioned, and can so realize fast positioning;Institute State hold-down mechanism with force block to coordinate, realize the purpose for compressing bottom plate, avoid bottom plate from rocking, improve positioning precision.
Application method:As depicted in figs. 1 and 2, the base in quick-changing mechanism is installed to ground with expansion bolt.Clamp-replacing When, manually the fixture being placed on is pushed into framework along slideway direction, wherein the guiding surface on chute inlet end is just Guide roller in bottom plate both sides is directed on slideway;After guide roller enters slideway, the guide roller on bottom plate departs from ground;Directly Limited block on to bottom plate with stopper slot is spacing overlaps, then start hold-down mechanism and compress bottom plate, alignment pin is finally inserted into frame In the frame positioning hole overlapping with bottom plate, complete fixture installation and change.

Claims (4)

1. a kind of robot welding fixture quick-changing mechanism, including quick positioning mechanism and hold-down mechanism, it is characterised in that:It is quick fixed Position mechanism is made up of bottom block and the sliding floor in bottom block;Bottom block includes framework and multiple bases, framework It is fixed on base, one end of framework is openend, relative to the other end of openend is blind end, the inner face of framework blind end Stopper slot is provided with, the cross section of framework is provided with the first positioning hole, and left and right two inner side of framework is provided with slideway, slides bottom Plate can be slided by slideway along opening direction;Sliding floor includes bottom plate, and the arranged on left and right sides face of bottom plate is provided with guide roller, The slideway on guide roller and framework on bottom plate is slidably connected, and the inner of bottom plate is provided with limited block, limited block with framework Stopper slot be engaged, bottom plate is provided with registration arm, and registration arm is provided with the second positioning hole, the positioning hole in registration arm and framework Formed and positioned by alignment pin after coincidence;At least two hold-down mechanisms are separately fixed in the arranged on left and right sides of framework, hold-down mechanism Obliquely, the inner plate face of bottom plate is provided with force block, and hold-down mechanism can apply thrust to force block.
A kind of 2. robot welding fixture quick-changing mechanism according to claim 1, it is characterised in that:The stopper slot is V-type Groove, positive stop end and the stopper slot of limited block match.
A kind of 3. robot welding fixture quick-changing mechanism according to claim 1 or claim 2, it is characterised in that:The slideway enters Mouth end is provided with guiding surface.
A kind of 4. robot welding fixture quick-changing mechanism according to claim 3, it is characterised in that:Each angle of the bottom plate Place is equipped with universal wheel.
CN201610504189.7A 2016-07-01 2016-07-01 A kind of robot welding fixture quick-changing mechanism Pending CN107553013A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610504189.7A CN107553013A (en) 2016-07-01 2016-07-01 A kind of robot welding fixture quick-changing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610504189.7A CN107553013A (en) 2016-07-01 2016-07-01 A kind of robot welding fixture quick-changing mechanism

Publications (1)

Publication Number Publication Date
CN107553013A true CN107553013A (en) 2018-01-09

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Application Number Title Priority Date Filing Date
CN201610504189.7A Pending CN107553013A (en) 2016-07-01 2016-07-01 A kind of robot welding fixture quick-changing mechanism

Country Status (1)

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CN (1) CN107553013A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108637580A (en) * 2018-08-04 2018-10-12 峰范新能源汽车技术(太仓)有限公司 A kind of white body flexibility positioning table
CN109249159A (en) * 2018-12-06 2019-01-22 华域汽车车身零件(武汉)有限公司 A kind of welding robot Quick fixture replacing device
CN109807446A (en) * 2019-04-08 2019-05-28 珠海市玛斯特汽车零部件有限公司 A kind of welding equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009113134A (en) * 2007-11-05 2009-05-28 Akihisa Murata Cutter for use in butt-joining device of strip workpiece
CN202726364U (en) * 2012-07-23 2013-02-13 武汉佛吉亚通达排气系统有限公司 Modular quick-changing welding tool
CN103143859A (en) * 2013-02-26 2013-06-12 芜湖新宝超声波设备有限公司 Die replacement trolley for die replacement of welding machine
CN103143861A (en) * 2013-02-26 2013-06-12 芜湖新宝超声波设备有限公司 Quick-change mechanism for die replacement of welding machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009113134A (en) * 2007-11-05 2009-05-28 Akihisa Murata Cutter for use in butt-joining device of strip workpiece
CN202726364U (en) * 2012-07-23 2013-02-13 武汉佛吉亚通达排气系统有限公司 Modular quick-changing welding tool
CN103143859A (en) * 2013-02-26 2013-06-12 芜湖新宝超声波设备有限公司 Die replacement trolley for die replacement of welding machine
CN103143861A (en) * 2013-02-26 2013-06-12 芜湖新宝超声波设备有限公司 Quick-change mechanism for die replacement of welding machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108637580A (en) * 2018-08-04 2018-10-12 峰范新能源汽车技术(太仓)有限公司 A kind of white body flexibility positioning table
CN109249159A (en) * 2018-12-06 2019-01-22 华域汽车车身零件(武汉)有限公司 A kind of welding robot Quick fixture replacing device
CN109807446A (en) * 2019-04-08 2019-05-28 珠海市玛斯特汽车零部件有限公司 A kind of welding equipment

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Application publication date: 20180109