CN104985370A - Flexible automobile body welding and clamping platform - Google Patents
Flexible automobile body welding and clamping platform Download PDFInfo
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- CN104985370A CN104985370A CN201510344733.1A CN201510344733A CN104985370A CN 104985370 A CN104985370 A CN 104985370A CN 201510344733 A CN201510344733 A CN 201510344733A CN 104985370 A CN104985370 A CN 104985370A
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- floor
- column
- welding
- quick positioning
- automobile body
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
Abstract
The invention relates to a flexible automobile body welding and clamping platform. The flexible automobile body welding and clamping platform comprises a floor (105), stand columns (102), flexible clamping mechanism brackets (101), rapid positioning mechanisms (103) and a horizontal pushing mechanism (104). The flexible automobile body welding and clamping platform is characterized in that the horizontal pushing mechanism (104) and the floor (105) are arranged on the ground and are fixedly connected through connection boards (8); the positions where each connection board (108) is connected with the horizontal pushing mechanism (104) and the floor (105) are positioned by two positioning pins and are fixed by two bolts; the floor (105) can be used for installation of a lower automobile body (106) and realizes the bearing and fixing functions. The flexible automobile body welding and clamping platform is universal, breaks the limitation that one automobile body structure needs to be provided with one welding and clamping device in the prior art, and integrates the functions of multiple special clamps.
Description
Technical field
The present invention relates to automotive body welding technological equipment field, relate in particular to automotive body welding equipment flexibility aspect.
Technical background
Along with automobile market globalization, economical integration process deeply and people's demand personalized to automobile product variation strengthen, the speed of the update of automobile product is also accelerated thereupon.In the automobile manufacturing process that model is different, relate to automobile body welding, conveniently technology is equipped with weld jig and often has a lot of problem---and existing weld jig mostly is special fixture, a new model vehicle body design out after need to carry out jig Design, establishment Fixture assembly figure, part drawing, the processing of clamp part and assembling, this process slow down the speed of automobile body welding, is unfavorable for shortening the entire vehicle design cycle.And special fixture does not have versatility, a kind of welding of vehicle can only be used for, use once and by new vehicle, the utilization rate of material cannot be reduced, improve enterprise's design and manufacture cost, cause a large amount of wastings of resources.
Based on above-mentioned situation, the present invention mainly applies weld jig function modoularization, a kind of flexible clamping platform for automobile body welding that the means of clamp part seriation are designed.This platform may be used for the car load welding of various, and solve automobile body welding equipment poor universality, the problem that use cost is high, incorporates wherein by automation and intelligentification technology and equipment simultaneously, improves automaticity and the production efficiency of welding jig.
Summary of the invention
Technical problem solved by the invention is: the automobile body welding clamping platform providing a kind of flexibility, and this platform can be used for the vehicle body car load welding of various.
The technical solution adopted for the present invention to solve the technical problems is: a kind of flexibility automobile body welding clamping platform, comprises floor, column, flexible clamping mechanism bracket, quick positioning mechanism peace pushing mechanism, it is characterized in that:
Horizontal sliding mechanism, floor are placed in ground, are connected between floor and horizontal sliding mechanism by connecting plate, connecting plate and horizontal sliding mechanism and floor join is located with two alignment pins respectively and two bolts are fixed;
Floor can be used for installing vehicle body lower body, plays supporting and fixation;
Be connected by alignment pin and bolt between column with horizontal sliding mechanism;
Flexible clamping mechanism and quick positioning mechanism are arranged on column, play supporting and location body side wall;
Floor has been installed 6 quick positioning mechanisms, for supporting and location vehicle body lower body, vehicle body lower body and floor are fixed;
Horizontal sliding mechanism is secondary as translation, can be driven body side wall motion, and be made body side wall and vehicle body lower body keep correct relative position before welding by column and flexible clamping mechanism, quick positioning mechanism.
The present invention is adopted to produce following actively useful effect:
(1) the welding clamping platform of this flexibility has versatility, break a kind of body structure in the past and must be equipped with the restriction of a set of welding clamping apparatus, a set of flexible clamping cluster tool function of many kinds of special fixtures.
(2) welding procedure equipment Design cycle time, saves design of technological arrangement cost.Because the present invention has versatility, the welding for new vehicle or new body assembly structure only need by the clamp part designed in a certain way assembly get up and just can meet the demands, need to redesign and the part of processing little.
(3) production efficiency is high.The present invention is based on modularization and clamp part seriation, easily be automated production, can introduce electrified control easily, possess the characteristics and advantages of automated production, the production efficiency of single products is high.
(4) occupied ground is few, and a large amount of module can reuse, and decreases the idle of a large amount of discarded fixture, saves space and material.
(5) horizontal sliding mechanism makes not to be subjected to displacement in the automobile body welding process of having good positioning, and remains correct position.
(6) the present invention is by quick positioning mechanism, the flexible clamping mechanism peace isostructural many parts seriatings of pushing mechanism and standardization, the part of each mechanism is divided into a small amount of non-standard component that standard component and needs redesign according to the difference needs of vehicle, this will alleviate the work load of automobile body welding equipment Design Agent greatly, shortens the design cycle.As quick positioning mechanism is divided into geostationary pair of nut, worm gear-endless screw secondary, regulate the standard components such as motor or locating hole size different with according to vehicle, the difference of position and the non-standard component that need redesign; Also be integrated on bracket by flexible clamping mechanism, 1 to 2 vehicle body anchor points can be located and clamp to a bracket, and each bracket contains standard component L shape seat, cylinder, limited block, extension arm and non-standard component riser, chuck.
Accompanying drawing explanation
Fig. 1 is flexibility automobile body welding clamping platform and integrally schematic diagram;
Fig. 2 is flexible clamping mechanism, quick positioning mechanism, column and annexation schematic diagram thereof;
Fig. 3 is flexible clamping mechanism schematic diagram;
Fig. 4 is quick positioning mechanism schematic diagram;
Fig. 5 is the inner detailed structure view of quick positioning mechanism;
Fig. 6 is the schematic diagram of weld preparation stage horizontal sliding mechanism;
Fig. 7 is the clamp system schematic diagram of horizontal sliding mechanism under duty.
Wherein:
101 flexible clamping mechanism 404 screw mandrels
102 column 405 nuts
103 quick positioning mechanisms 406 are sold
104 horizontal sliding mechanism 407 alignment pin bearing-surfaces
105 floor 408 rail plates
106 vehicle body lower body 409 holders
107 gusset 410 pin sockets
108 connecting plate 411 holders
109 supporting base 412 worm gears
110 H-section column 413 nuts
201 rebound 414 holders
202 vertical plate 415 hold-down screws
203 base plate 416 installing plates
204 upright post reinforcing plate 501 fixed floors
205 lifting bolt installing plate 502 sliding floors
206 gusset frame support bracket 503 electric cylinders
301 chucks 504 fix guide groove
302 risers 505 slide I shape block
303 locating piece 506 position-limit mechanisms
304 L shape seat 507 clamp systems
305 Standard Cylinder 508 alignment pins
306 limited block 601 cylinders
307 swing arm 602 supports
308 extension arm 603 support plates
309 clamp 604 supports
310 extension arm trip bolt 605 connecting rods
311 fixed block 606 limited blocks
312 movable block 607 connecting rods
401 motor 608 clamps
402 screw mandrel 609 H posts
403 worm screws
Detailed description of the invention
Below in conjunction with accompanying drawing 1-5, technical scheme of the present invention is described in detail.
As shown in Fig. 1 ~ 5, a kind of flexibility automobile body welding clamping platform, it comprises following five parts: floor 105, column 102, flexible clamping mechanism bracket 101, the peaceful pushing mechanism 104 of quick positioning mechanism 103.
Horizontal sliding mechanism 104, floor 105 are placed in ground, are connected between floor 105 and horizontal sliding mechanism 104 by connecting plate 108, and connecting plate 108 is with horizontal sliding mechanism 104 and floor 105 join is located with two alignment pins respectively and two bolts are fixed.
As shown in Figure 1, floor 105 can be used for installing vehicle body lower body 106, plays supporting and fixation.Be connected by alignment pin and bolt between column 102 with horizontal sliding mechanism 104.Flexible clamping mechanism (bracket) 101 and quick positioning mechanism 103 are arranged on column 102, play supporting and location body side wall 107.6 quick positioning mechanisms 103 have been installed on floor 105, for supporting and location vehicle body lower body 106, so vehicle body lower body 106 is fixed with floor 105 simultaneously.The main function components of horizontal sliding mechanism 104 is that translation is secondary, body side wall 107 can be driven to move by column 102 and flexible clamping mechanism (bracket) 101, quick positioning mechanism 103, and make body side wall 107 and vehicle body lower body keep correct relative position before welding.
As shown in Figure 1, vehicle body lower body 106 is arranged on floor 105 according to " N-2-1 " positioning principle floor 105 structure.General object localization can determine correct position according to six point location principles, for the location of vehicle body flexible part, only cannot ensure tram and the shape of part by six point location rule location.Therefore in the design of auto welding jig, often had the mode of location to locate, namely " N-2-1 " positioning principle is applicable to auto welding jig design more, prevents body distortion.Before use, select suitable locating hole according to the positioning principle of " N-2-1 ", determine the position of optimum anchor point simultaneously.The quick positioning mechanism 103 of some and locus is set according to selected locating hole.Floor 105 is evenly equipped with the hole that spacing is 100 × 100, quick positioning mechanism 103 is arranged on floor 105 by column 110 in use.The alignment pin of quick positioning mechanism 103 contains axially mounting face, and during use, lower body 106 is placed on the bearing-surface of quick positioning mechanism 103.For reducing the impact of floor foozle and ground out-of-flatness welding quality, arrange the fine-tuning supporting base of length 109 in the bottom on floor 106, the mode of supporting base 109 length fine setting is threaded adjusting.
As the schematic diagram that Fig. 2 is quick clamping mechanism, quick positioning mechanism, column and annexation thereof, column 102 forms primarily of vertical plate 202, base plate 203, upright post reinforcing plate 204 and lifting bolt installing plate 205, for supporting, fixing gusset 107.The assembling mode of welding all is adopted between vertical plate 202 with base plate 203, between vertical plate 202 with upright post reinforcing plate 204, between base plate 203 with upright post reinforcing plate 204 and between lifting bolt installing plate 205 with vertical plate 202.Vertical plate 202 has the series of apertures that spacing is 100 × 100, can install rebound 201.
Flexible clamping mechanism 101 and quick positioning mechanism 103 are arranged on rebound 201, are connected by rebound 201 and column 102.The structure be connected with the vertical plate 202 of column 102 also comprises frame support bracket 206, frame support bracket 206 has identical location and mounting means with flexible clamping mechanism (bracket) 101, quick positioning mechanism 103, is namely connected with column 102 by rebound 201.Frame support bracket 205, for bearing the gravity of gusset 107, supports gusset 107.Base plate 203 comprises dowel hole and bolt hole, and column 102 can be made to be fixedly connected with horizontal sliding mechanism 104, and keeps relatively correct position.Lifting bolt installing plate 205 is provided with screwed hole, facilitates lifting and the carrying of column 102.
As shown in Figure 3, flexible clamping mechanism 101 is made up of riser 302, locating piece 303, clamp 309, L shape seat 304, Standard Cylinder 305, limited block 306 and swing arm 307.
Locating piece 303 and clamp 309 include chuck 301 and extension arm 308.When carrying out the design of flexible clamping mechanism 101 before use, preset the position of chuck 301 according to the position of vehicle body anchor point or clamping point, arranged extension arm 308, swing arm 307, Standard Cylinder 305 and riser 302 according to chuck 301.L shape seat 304 is standard components, and L shape seat overall height has 100mm, 150mm, 200mm, 250mm, 300mm, 350mm, 400mm, 450mm, 500mm, totally 9 kinds, thus adapts to the vehicle body clamping point of gusset 107 differing heights.Illustrated that flexible clamping mechanism 101 is arranged on column 102 by rebound 201 above, in actual embodiment, the L shape seat 301 of flexible clamping mechanism 101 is connected with rebound 201 and riser 302 respectively, adopts alignment pin locate mode and bolted mode.The key feature locating piece 303 of flexible clamping mechanism 101, clamp 309, Standard Cylinder 305, limited block 306 and swing arm 307 are arranged on riser 302.
As shown in Figure 3, Standard Cylinder 305 is hinged with riser 302, hinged with swing arm 307, and swing arm 307 is hinged with riser 302, controls swing arm 307 and clamp 309 rotates around riser 302 by the flexible of control cylinder 305; Clamp 309 and swing arm 307 are connected, locating piece 303 is connected with riser 302, so be converted to the folding of locating piece 303 and clamp 309 at the stretching motion of Standard Cylinder 305, thus locating piece 303 and clamp 309 pairs of body side walls 107 produce clamping force during welding, weld the clamping force release of rear locating piece 303 and clamp 309 pairs of body side walls 107.The limited block 306 of flexible clamping mechanism 101 is containing fixed block 311 and movable block 312, fixed block 311 and riser 302 are connected, movable block 312 and swing arm 307 are connected, when Standard Cylinder 305 extends control locating piece 303 and clamp 309 clamps body side wall 107, fixed block 305 contacts with movable block 306, can position-limiting action be played, prevent clamping force excessive.In order to improve the parts Standardization level of flexible clamping mechanism 101, reducing the wasting of resources, improving Fixture Design efficiency, locating piece 303 and clamp 309 form by standardized element extension arm 308 and shop parts chuck 301.Extension arm 308 and the connected mode of chuck 301 are that profile is connected, and are provided with lock-screw 310, for mounting bracket 301 during work on extension arm; Can unclamp extension arm lock-screw 310 in a non-operative state, thus chuck 301 and extension arm 308 have certain interval in profile junction, and the demand if any welding different automobile types can change chuck at this moment to adapt to different types of vehicle body.
Quick positioning mechanism 103 as shown in Figure 4 and Figure 5, quick positioning mechanism is screw mandrel-pair of nut, worm gear-endless screw pair and adjustment motor thereof mainly, targeting scheme is alignment pin and locating hole, alignment pin is made to reach preposition by screw mandrel-pair of nut, worm gear-endless screw transmission with auto-lock function regulates the height of alignment pin, make alignment pin be inserted in locating hole, the locating surface of alignment pin can play the effect of supporting welded body simultaneously.
Quick positioning mechanism 103 comprises three motors 401, screw mandrel 402, worm screw 403, screw mandrel 404, nut 405, pin 406, rail plate 408, holder 409, pin socket 410, holder 411, worm gear 412, nut 413, holder 414, hold-down screw 415, installing plate 416.
Installing plate 416 is for being fixedly connected with quick positioning mechanism 103 with other structures (column 102 or floor 105), motor 401, holder 414 and installing plate 416 are connected, axle and the screw mandrel 402 of motor 401 are connected, screw mandrel 402 can produce screw axis relative to holder 414 and rotates to (Figure 5 shows that Y-direction) and do not produce the translational motion of Y-direction, it is screw thread pair between screw mandrel 402 and nut 413, when motor 401 drives movable wire bar to rotate, nut 413 produces Y-direction translation, thus worm screw 403, screw mandrel 404, nut 405, pin 406, holder 409, pin socket 410, holder 411, parts such as worm gear 412 grade are along Y-direction translation, pin 406 is made to reach correct position in the Y direction.In like manner X can drive pin 406 translation in X direction to motor, and makes it to move to correct position.The mainly worm gear 412 of the Z-direction position of adjustment pin 406, worm screw 403, screw mandrel 404 and nut 405 in coordinate system shown in Fig. 4 ~ 5.Worm screw 403 drives worm gear 412 to rotate, worm gear 412 and screw mandrel 404 are connected, screw mandrel 404 and nut 405 form screw mandrel-nut kinematic pair, screw mandrel 404 and holder 409 only have the rotation along Z-direction and do not have relative translation motion simultaneously, and therefore the convert rotational motion of screw mandrel 404 is the translational motion of nut 405 along Z-direction by this screw mandrel-pair of nut.Nut 405, pin 406, pin socket 410 are connected, and be non-circular positive between holder 411 and pin socket 410, can stop the rotation of pin socket 410, pin 406 will move a certain distance along Z-direction as required.In sum, quick positioning mechanism 103 can regulate alignment pin 406 respectively in X, Y, Z-direction, thus do not need to redesign the location that just can meet diverse location locating hole, and pin 406 is non-standard component, can adapt to different size locating hole by selecting the pin of different-diameter.
As shown in Figure 6, horizontal sliding mechanism 104 forms primarily of fixed floor 501, sliding floor 502, electric cylinder 503, fixing guide groove 504, slip I shape block 505, position-limit mechanism 506, clamp system 507, alignment pin 508.Fixed floor 501 is connected by connecting plate 108 and floor 105, and what be connected with fixed floor 501 also has electric cylinder 503, fixing guide groove 504, position-limit mechanism 506, clamp system 507.Slip I shape block 505 is fixed on sliding floor 502, forms sliding pair with fixing guide groove 504.Electric cylinder 503 is connected to fixed floor 501 and sliding floor 502, in the system of XYZ coordinate shown in Fig. 6, slip I shape block 505 relatively can be fixed guide groove 504 and slide, when electric cylinder 503 extends along ± Y-direction, promote sliding floor 502 and slip I shape block 505 to move along+Y-direction; When electric cylinder 503 shortens, sliding floor 502 is retracted into state shown in Fig. 6.
The position-limit mechanism 506 of horizontal sliding mechanism 104 and the detailed construction of clamp system 507 are as shown in Figure 7.H post 609 is fixed on sliding floor 502, when electric cylinder extend, sliding floor 502 and slip I shape block 505 move to correct position along+Y-direction time, H post 609 contacts with position-limit mechanism 506, thus sliding floor 502 cannot past+Y-direction move further.Clamp system 507 comprises cylinder 601, support 602, support plate 603, support 604, connecting rod 605, limited block 606, connecting rod 607, clamp 608, support 602, support 604, limited block 606 are all connected with support plate 603, cylinder 601 is hinged with support plate 603, connecting rod 605 is hinged with cylinder 601, connecting rod 605 is hinged with connecting rod 607, and clamp 608 is hinged with connecting rod 607, support 604 respectively.Clamp system 507 is a Planar Linkages, after H post 609 contacts with position-limit mechanism 506, cylinder 601 extends, limited block 606 position-limiting actions, connecting rod 605 and support 602 pin joint, connecting rod 607 and connecting rod 605 pin joint, connecting rod 607 and clamp 608 pin joint three point on a straight line, clamp system is in dead point, and now clamp 608 contacts with H post 609, applies clamping force to H post 609.
The implementation process of flexibility automobile body welding clamping platform is described below:
Before the implementation process of flexibility automobile body welding clamping platform is divided into welding, in welding process and after welding, specifically comprise the steps:
Before step 1, welding, according to the shop parts and the parameter that need design flexible clamping platform of automobile body welding;
Step 2, on floor 105, quick positioning mechanism 103 is installed according to said method, using the alignment pin bearing-surface 407 on quick positioning mechanism 103 as the bearing-surface of vehicle body lower body 106, lays vehicle body lower body 106;
Step 3, adjustment electric cylinder 503, make it to shrink, thus column 102 is away from floor 105, horizontal sliding mechanism 104 is in state as shown in Figure 6;
Step 4, on lifting bolt installing plate 205, add M12 suspension ring, horizontal sliding mechanism 104 installs column 102, the vertical plate 202 of column 102 installs flexible clamping mechanism 101, quick positioning mechanism 103 and gusset frame support bracket 206 according to designing requirement;
Step 5, quick positioning mechanism 103, gusset frame support bracket 206 and flexible clamping mechanism 101 using in horizontal sliding mechanism 104 as location, supporting and clamp system (Standard Cylinder 304 of flexible clamping mechanism 101 is in contraction state), gusset 107 is placed on column 102;
The clamping switch of step 6, startup flexible clamping mechanism 101, make the Standard Cylinder 304 of flexible clamping mechanism 101 be in elongation state, be placed in by gusset 107 on column 102, weld preparation work completes, and mounted vehicle body and clamping platform thereof are as shown in Figure 1.
Step 7, welded body;
Step 8, welded after, open flexible clamping mechanism (bracket) 101 clamping switch, Standard Cylinder 304 is in contraction state, and flexible clamping mechanisms 101 all on column 102 is unclamped; Again control the electric cylinder 503 of horizontal sliding mechanism 104, make electric cylinder 503 progressively be tending towards contraction state, sliding floor 502 retreats to position as shown in Figure 6, drives the positioning and clamping mechanism that column 102 is installed to be separated with vehicle body car load, pickup;
Step 9, repetition step 2 ~ 8, carry out lower carload automobile body welding.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.
Claims (8)
1. a flexibility automobile body welding clamping platform, comprise floor (105), column (102), flexible clamping mechanism bracket (101), quick positioning mechanism (103) peaceful pushing mechanism (104), it is characterized in that:
Horizontal sliding mechanism (104), floor (105) are placed in ground, be connected by connecting plate (108) between floor (105) and horizontal sliding mechanism (104), connecting plate (108) is with horizontal sliding mechanism (104) and floor (105) join is located with two alignment pins respectively and two bolts are fixed;
Floor (105) can be used for installing vehicle body lower body (106), plays supporting and fixation;
Be connected by alignment pin and bolt between column (102) with horizontal sliding mechanism (104);
Flexible clamping mechanism (101) and quick positioning mechanism (103) are arranged on column (102), play supporting and location body side wall (107);
Floor (105) has been installed 6 quick positioning mechanisms (103), for supporting and location vehicle body lower body (106), vehicle body lower body (106) is fixed with floor (105);
Horizontal sliding mechanism (104) is secondary as translation, column (102) and flexible clamping mechanism (101) can be passed through, quick positioning mechanism (103) drives body side wall (107) motion, and make body side wall (107) and vehicle body lower body keep correct relative position before welding.
2. flexibility automobile body welding clamping platform according to claim 1, is characterized in that:
Floor (105) is evenly equipped with the hole that spacing is 100 millimeters × 100 millimeters, quick positioning mechanism (103) is arranged on floor (105) by column (110) in use, the alignment pin of quick positioning mechanism (103) contains axially mounting face, and during use, (106 are placed on the bearing-surface of quick positioning mechanism (103) lower body; Arrange the fine-tuning supporting base of length (109) in the bottom of floor (106), the mode of supporting base (109) length fine setting is threaded adjusting.
3. flexibility automobile body welding clamping platform according to claim 1, it is characterized in that: column (102) comprises vertical plate (202), base plate (203), upright post reinforcing plate (204) and lifting bolt installing plate (205), between vertical plate (202) with base plate (203), between vertical plate (202) with upright post reinforcing plate (204), between base plate (203) with upright post reinforcing plate (204) and all adopt the assembling mode of welding between lifting bolt installing plate (205) with vertical plate (202); Vertical plate (202) has the hole that spacing is 100 millimeters × 100 millimeters, for installing rebound (201).
4. flexibility automobile body welding clamping platform according to claim 1, it is characterized in that: flexible clamping mechanism (101) and quick positioning mechanism (103) are arranged on rebound (201), be connected by rebound (201) and column (102); Frame support bracket (205), for bearing the gravity of gusset (107), supports gusset (107); Base plate (203) comprises dowel hole and bolt hole, for making column (102) be fixedly connected with horizontal sliding mechanism (104), and keeps relatively correct position; (205) are provided with screwed hole to lifting bolt installing plate, facilitate lifting and the carrying of column (102).
5. flexibility automobile body welding clamping platform according to claim 1, it is characterized in that: flexible clamping mechanism (101) comprises riser (302), locating piece (303), clamp (309), L shape seat (304), Standard Cylinder (305), limited block (306) and swing arm (307), wherein:
Locating piece (303) and clamp (309) include chuck (301) and extension arm (308); When carrying out the design of flexible clamping mechanism (101) before use, presetted the position of chuck (301) according to the position of vehicle body anchor point or clamping point, according to chuck (301) arrange extension arm (308, swing arm (307), Standard Cylinder (305) and riser (302); Locating piece (303), clamp (309), Standard Cylinder (305), limited block (306) and swing arm (307) are arranged on riser (302);
Standard Cylinder (305) is hinged with riser (302), hinged with swing arm (307), swing arm (307) and riser (302) are hinged, control swing arm (307) and clamp (309) rotates around riser (302) by the flexible of control cylinder (305); Clamp (309) and swing arm (307) are connected, locating piece (303) is connected with riser (302), so be converted to the folding of locating piece (303) and clamp (309) at the stretching motion of Standard Cylinder (305), thus locating piece (303) and clamp (309), to body side wall (107) generation clamping force, have welded rear locating piece (303) and clamp (309) discharges the clamping force of body side wall (107) during welding.
6. flexibility automobile body welding clamping platform according to claim 1, is characterized in that: quick positioning mechanism (103) comprises three motors (401), screw mandrel (402), worm screw (403), screw mandrel (404), nut (405), pin (406), rail plate (408), holder (409), pin socket (410), holder (411), worm gear (412), nut (413), holder (414), hold-down screw (415), installing plate (416);
Installing plate (416) is for being fixedly connected with quick positioning mechanism (103) with column (102) or floor (105), motor (401), holder (414) and installing plate (416) are connected, axle and the screw mandrel (402) of motor (401) are connected, screw mandrel (402) can relatively produce screw mandrel axial rotation and not produce the translational motion of Y-direction by holder (414), be screw thread pair between screw mandrel (402) and nut (413), when motor (401) drives movable wire bar to rotate, nut (413) produces Y-direction translation, thus worm screw (403), screw mandrel (404), nut (405), pin (406, holder (409), pin socket (410), holder (411), the parts such as worm gear (412) are along Y-direction translation, pin (406) is made to reach correct position in the Y direction.
7. flexibility automobile body welding clamping platform according to claim 1, it is characterized in that: horizontal sliding mechanism (104) comprises fixed floor (501), sliding floor (502), electric cylinder (503), fixing guide groove (504), slip I shape block (505), position-limit mechanism (506), clamp system (507), alignment pin (508), wherein: fixed floor (501) is connected by connecting plate (108) and floor (105), what be connected with fixed floor (501) also has electric cylinder (503), fixing guide groove (504), position-limit mechanism (506), clamp system (507), slip I shape block (505) is fixed on sliding floor (502), forms sliding pair with fixing guide groove (504), electric cylinder (503) is connected to fixed floor (501) and sliding floor (502).
8. the method for work of flexibility automobile body welding clamping platform according to claim 1, is characterized in that comprising the following steps:
Before step 1, welding, according to the shop parts and the parameter that need design flexible clamping platform of automobile body welding;
Step 2, on floor (105), quick positioning mechanism (103) is installed, using the alignment pin bearing-surface (407) on quick positioning mechanism (103) as the bearing-surface of vehicle body lower body (106), lay vehicle body lower body (106);
Step 3, adjustment electric cylinder (503), make it to shrink, thus column (102) is away from floor (105), and arranges horizontal sliding mechanism (104) state;
Step 4, on lifting bolt installing plate (205), add suspension ring, horizontal sliding mechanism (104) installs column (102), the vertical plate (202) of column (102) is installed flexible clamping mechanism (101), quick positioning mechanism (103) and gusset frame support bracket (206;
Step 5, quick positioning mechanism (103) using in horizontal sliding mechanism (104), gusset frame support bracket (206 and flexible clamping mechanism (101) as location, supporting and clamp system, gusset (107) is placed on column (102);
The clamping switch of step 6, startup flexible clamping mechanism (101), the Standard Cylinder of flexible clamping mechanism (101) (304) is made to be in elongation state, be placed on column (102) by gusset (107), weld preparation work completes;
Step 7, welded body;
Step 8, welded after, open flexible clamping mechanism (101) clamping switch, Standard Cylinder (304) is in contraction state, and the upper all flexible clamping mechanisms (101) of column (102) are unclamped; Again control the electric cylinder (503) of horizontal sliding mechanism (104), electric cylinder (503) is made progressively to be tending towards contraction state, sliding floor (502) is return, and drives the upper positioning and clamping mechanism installed of column (102) to be separated and the pickup of complete field with vehicle body car load;
Step 9, repetition step 2-8, carry out lower carload automobile body welding.
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| CN106112340A (en) * | 2016-07-12 | 2016-11-16 | 无锡顺达智能自动化工程股份有限公司 | Self-locking clamp clamp system |
| CN106425250A (en) * | 2016-12-27 | 2017-02-22 | 武汉瑞松北斗汽车装备有限公司 | Indirect and flexible welding platform of automobile panel |
| CN106425231A (en) * | 2016-11-21 | 2017-02-22 | 长沙长泰机器人有限公司 | Position switching mechanism and positioning clamp for automobile welding |
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| CN107309587A (en) * | 2017-07-05 | 2017-11-03 | 庆铃汽车（集团）有限公司 | A kind of frock for robot welding white body |
| CN107350686A (en) * | 2017-08-03 | 2017-11-17 | 广汽菲亚特克莱斯勒汽车有限公司 | The method that vehicle body is changed a social system flexible fixture and the vehicle body transformation of the way is carried out using the fixture |
| CN107398668A (en) * | 2017-08-29 | 2017-11-28 | 安徽特斯艾尔机电设备有限公司 | A kind of weld jig for auto parts processing |
| CN107498238A (en) * | 2017-09-06 | 2017-12-22 | 芜湖常瑞汽车部件有限公司 | A kind of jig governor motion |
| CN107756297A (en) * | 2017-11-23 | 2018-03-06 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of tool structure of interior slide track component |
| CN107984141A (en) * | 2017-11-20 | 2018-05-04 | 吉林省润海工艺装备科技有限公司 | Automobile flexible welding fixture |
| CN108098223A (en) * | 2017-12-26 | 2018-06-01 | 安徽瑞祥工业有限公司 | Chucking opening size control mechanism |
| CN108436354A (en) * | 2017-12-12 | 2018-08-24 | 安徽维力拓网络科技有限公司 | A kind of Automobile Welding fixture |
| CN108680130A (en) * | 2018-06-29 | 2018-10-19 | 上汽大众汽车有限公司 | A kind of flexible measuring columns assemblies |
| CN108857168A (en) * | 2018-07-20 | 2018-11-23 | 湖南湖大艾盛汽车技术开发有限公司 | A kind of universal matrix form flexibility customizes pre- batch sample car platform and method |
| CN109454883A (en) * | 2018-07-18 | 2019-03-12 | 烟台维远科技有限公司 | A kind of snap-fitted equipment and its assembly method |
| CN109514109A (en) * | 2018-12-28 | 2019-03-26 | 西安中科光电精密工程有限公司 | A kind of ceramic core flexible clamping device and flexible clamping method |
| CN109623862A (en) * | 2019-01-04 | 2019-04-16 | 广汽本田汽车有限公司 | A kind of clamping device automatically switching plug block |
| CN112917078A (en) * | 2021-01-20 | 2021-06-08 | 华工法利莱切焊系统工程有限公司 | Automobile body-in-white positioning tool and positioning method |
| CN114535917A (en) * | 2022-04-27 | 2022-05-27 | 成都航天万欣科技有限公司 | Automatic welding platform for clamping plate assembly and welding positioning method |
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| CN105563371A (en) * | 2016-02-26 | 2016-05-11 | 安徽江淮汽车股份有限公司 | Flexible clamping device for different positions |
| CN107283103A (en) * | 2016-03-31 | 2017-10-24 | 上汽通用五菱汽车股份有限公司 | A kind of multiple degrees of freedom vehicle body flexible positioning device and flexible platform for lining |
| CN107283103B (en) * | 2016-03-31 | 2024-02-13 | 上汽通用五菱汽车股份有限公司 | Multi-degree-of-freedom vehicle body flexible positioning device and flexible assembly platform |
| CN105904127A (en) * | 2016-06-17 | 2016-08-31 | 广州瑞松北斗汽车装备有限公司 | Flexible transferring production line for car body |
| CN105904127B (en) * | 2016-06-17 | 2017-12-05 | 广州瑞松北斗汽车装备有限公司 | A kind of vehicle body is flexible to carry production line |
| CN106112340A (en) * | 2016-07-12 | 2016-11-16 | 无锡顺达智能自动化工程股份有限公司 | Self-locking clamp clamp system |
| CN106425231A (en) * | 2016-11-21 | 2017-02-22 | 长沙长泰机器人有限公司 | Position switching mechanism and positioning clamp for automobile welding |
| CN106425250A (en) * | 2016-12-27 | 2017-02-22 | 武汉瑞松北斗汽车装备有限公司 | Indirect and flexible welding platform of automobile panel |
| CN107309587A (en) * | 2017-07-05 | 2017-11-03 | 庆铃汽车（集团）有限公司 | A kind of frock for robot welding white body |
| CN107350686A (en) * | 2017-08-03 | 2017-11-17 | 广汽菲亚特克莱斯勒汽车有限公司 | The method that vehicle body is changed a social system flexible fixture and the vehicle body transformation of the way is carried out using the fixture |
| CN107398668A (en) * | 2017-08-29 | 2017-11-28 | 安徽特斯艾尔机电设备有限公司 | A kind of weld jig for auto parts processing |
| CN107498238A (en) * | 2017-09-06 | 2017-12-22 | 芜湖常瑞汽车部件有限公司 | A kind of jig governor motion |
| CN107984141A (en) * | 2017-11-20 | 2018-05-04 | 吉林省润海工艺装备科技有限公司 | Automobile flexible welding fixture |
| CN107756297A (en) * | 2017-11-23 | 2018-03-06 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of tool structure of interior slide track component |
| CN108436354A (en) * | 2017-12-12 | 2018-08-24 | 安徽维力拓网络科技有限公司 | A kind of Automobile Welding fixture |
| CN108098223A (en) * | 2017-12-26 | 2018-06-01 | 安徽瑞祥工业有限公司 | Chucking opening size control mechanism |
| CN108680130A (en) * | 2018-06-29 | 2018-10-19 | 上汽大众汽车有限公司 | A kind of flexible measuring columns assemblies |
| CN109454883A (en) * | 2018-07-18 | 2019-03-12 | 烟台维远科技有限公司 | A kind of snap-fitted equipment and its assembly method |
| CN108857168A (en) * | 2018-07-20 | 2018-11-23 | 湖南湖大艾盛汽车技术开发有限公司 | A kind of universal matrix form flexibility customizes pre- batch sample car platform and method |
| CN109514109A (en) * | 2018-12-28 | 2019-03-26 | 西安中科光电精密工程有限公司 | A kind of ceramic core flexible clamping device and flexible clamping method |
| CN109514109B (en) * | 2018-12-28 | 2024-02-20 | 西安中科光电精密工程有限公司 | Flexible clamping device and flexible clamping method for ceramic core |
| CN109623862A (en) * | 2019-01-04 | 2019-04-16 | 广汽本田汽车有限公司 | A kind of clamping device automatically switching plug block |
| CN112917078A (en) * | 2021-01-20 | 2021-06-08 | 华工法利莱切焊系统工程有限公司 | Automobile body-in-white positioning tool and positioning method |
| CN114535917B (en) * | 2022-04-27 | 2022-07-19 | 成都航天万欣科技有限公司 | Automatic welding platform and welding positioning method for clamping plate assembly |
| WO2023206853A1 (en) * | 2022-04-27 | 2023-11-02 | 成都航天万欣科技有限公司 | Automatic welding platform for clamping plate assemblies, and welding positioning method |
| CN114535917A (en) * | 2022-04-27 | 2022-05-27 | 成都航天万欣科技有限公司 | Automatic welding platform for clamping plate assembly and welding positioning method |
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