CN213969715U - Positioning gripper and flexible white vehicle body combining system - Google Patents

Abstract

The utility model relates to a white automobile body of location tongs and flexibility attaches together system, location tongs include tongs frame and tongs anchor clamps, be equipped with first connecting plate on one side of tongs frame, be equipped with first connecting hole on the first connecting plate, be equipped with the second connecting plate on the opposite side of tongs frame, be equipped with the second connecting hole on the second connecting plate, the lower part of tongs frame is equipped with first locating piece and second locating piece. The flexible body-in-white assembling system comprises a positioning gripper, an assembling platform, a supporting and positioning mechanism and a side gripper positioning mechanism, wherein the positioning gripper is installed on the side gripper positioning mechanism through a first connecting hole, a second connecting hole, a first positioning block and a second positioning block. The utility model discloses simple structure, the accurate positioning of each regional PNL automobile body assembly of white automobile body, not only positioning accuracy is high, improves the automobile body moreover and attaches together efficiency, and a welded platform can be shared to many models of cars type, and accurate location stamping workpiece realizes the welding operation of automobile body on this welded platform.

Description

Positioning gripper and flexible white vehicle body combining system

Technical Field

The utility model relates to a white automobile body of location tongs and flexibility attaches together system belongs to the car and welds the technical field that attaches together.

Background

At present, in an automobile welding workshop, a welding line is an important factor for determining the quality of an automobile, wherein a main line assembly technology is a key of the welding line, for example, in the process of assembling an automobile body, the shapes of the automobile bodies of a series of automobile types with different styles under the same brand are usually the same, and the difference mainly refers to that the lengths or the width sizes of the automobile bodies are slightly different.

Present automobile body in order to realize different motorcycle types attaches together often needs be equipped with corresponding welded platform according to the automobile body length of difference, so just need a plurality of welded platform, and a plurality of welded platform's outfit not only causes attaches together cost greatly increased, and every welded platform structure is huge moreover, and occupation space is big, is unfavorable for the planning overall arrangement in welding workshop. Therefore, intense market competition requires automobile manufacturers to build welding platforms that are common to multiple vehicle models as much as possible.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists, provide a simple structure, convenient operation, the automobile body stamping workpiece of different motorcycle types is equipped with different location tongs, snatchs stamping workpiece convenient and fast and location accuracy, can be used to multiple motorcycle type location attach together welded location tongs and the white automobile body of flexibility attach together the system.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a location tongs, includes the tongs anchor clamps of tongs frame and setting on the tongs frame, be equipped with first connecting plate on one side of tongs frame, be equipped with first connecting hole on the first connecting plate, be equipped with the second connecting plate on the opposite side of tongs frame, be equipped with the second connecting hole on the second connecting plate, the lower part of tongs frame is equipped with first locating piece and second locating piece.

The utility model has the advantages that: the stamping workpiece passes through anchor clamps and installs on the location tongs, can install the location tongs on attaching together the system artificially or through the robot, different automobile body stamping workpieces can be equipped with the tongs rather than matching, and the location of tongs is realized through connecting hole and the locating piece of being connected with attaching together the system location, like side wall board accessible anchor clamps centre gripping on the tongs, then through locating piece and connecting hole with location tongs location installation on attaching together the system, can realize the accurate location of stamping workpiece on attaching together the system, and is simple structure not only, high durability and convenient operation, and the stamping workpiece location is accurate, the efficiency of the dress of welding and the dress quality of the dress of product are improved.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a gun changing disc is further arranged on the gripper frame.

The beneficial effect who adopts above-mentioned further scheme is that, trades the rifle dish and is convenient for the robot to be quick as robot quick change part and is connected or separate with the location tongs, realizes getting of the efficient of location tongs and puts and fix a position.

Furthermore, the gripper frame comprises a supporting cross beam and a supporting vertical beam arranged at the bottom of the supporting cross beam, the first connecting plate and the second connecting plate are respectively arranged at two ends of the supporting cross beam, and the first positioning block and the second positioning block are respectively correspondingly arranged at the bottom of the supporting vertical beam.

The beneficial effects of adopting above-mentioned further scheme are that, can cooperate different location tongs to the automobile body size of different motorcycle types, the position of the tongs anchor clamps on tongs frame and the tongs frame can change according to different work piece sizes, but the position of first, second locating piece and first, second connecting hole is fixed unchangeable, has guaranteed the location precision that the tongs carries out the connection with other parts of attaching together the system to stamping workpiece positioning accuracy has been guaranteed.

The utility model discloses still relate to a flexibility white automobile body attaches together system, include as above location tongs, still including attaching together the platform, set up the support positioning mechanism who is used for supporting the stamping workpiece on attaching together the platform and be used for the installation the side tongs positioning mechanism of location tongs, the location tongs is installed through first, second connecting hole and first, second locating piece on the side tongs positioning mechanism.

The utility model has the advantages that: the automobile body stamping workpiece of different motorcycle types passes through anchor clamps to be installed on the location tongs that corresponds, manual work or through the robot mobile location tongs, and be connected with side tongs positioning mechanism through locating piece and connecting hole, the automobile body stamping workpiece that attaches together is waited to fix a position that can be accurate, in addition support positioning mechanism's support cooperation, increase the stamping workpiece attach together and the stability of welding operation process, be convenient for realize attaching together and welding of automobile body stamping workpiece. In a word, the utility model discloses simple structure will be earlier on the work piece location that snatchs is on respective location tongs, then through the location tongs of side tongs positioning mechanism location installed work piece to the realization is to the accurate positioning of each regional PNL automobile body assembly of white automobile body, not only improves the positioning accuracy of stamping workpiece, improves the automobile body moreover and attaches together efficiency, and a welding platform can be shared to many models of vehicles type, and the welding operation of accurate location stamping workpiece and realization automobile body is gone up on this welding platform.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, support positioning mechanism and support positioning mechanism including a left side, left and right support positioning mechanism all includes supporting platform, the X movable platform of setting on supporting platform, sets up workpiece positioning part on supporting platform, X movable platform respectively and is used for driving the X of X movable platform action to the driving cylinder, supporting platform passes through Y to guide mechanism and installs attach together on the platform to can be in under the effect of Y to the driving cylinder attach together along Y to the direction action on the platform.

The adoption of the further scheme has the beneficial effects that a left support positioning mechanism and a right support positioning mechanism for supporting the vehicle body stamping parts are further added, and the stability of the stamping part assembling and welding operation process is improved; the left and right supporting and positioning mechanisms can be adjusted according to the length of the automobile body and the width of the automobile body, particularly, the supporting platform is driven to move along the Y direction through the Y-direction driving cylinder, and the X-direction driving cylinder drives the X-direction movable platform to move along the X direction, so that stable supporting of automobile body stamping parts is achieved.

Further, still including setting up attach together the transport skid mechanism that is used for carrying the stamping workpiece on the platform, carry skid mechanism to set up left and right support between the positioning mechanism.

Adopt above-mentioned further scheme's beneficial effect be, the accessible is carried the floor stamping workpiece of automobile body to attach together the platform with skid mechanism to realize attaching together and the welding of automobile body stamping workpiece.

Furthermore, the side gripper positioning mechanism comprises a support, a positioning locking mechanism arranged on the support and used for being connected with the first connecting hole and the second connecting hole, and a positioning block seat used for positioning the first positioning block and the second positioning block, wherein the positioning block seat is provided with a positioning groove matched with the first positioning block and the second positioning block.

The beneficial effect who adopts above-mentioned further scheme is that, the locating piece passes through the constant head tank and installs in the locating piece seat, and the connecting hole is then through location locking mechanism and leg joint to realize the accurate location of the last location tongs of attach fitting system and stamping workpiece.

Furthermore, the positioning locking mechanism comprises a positioning locking seat, a positioning shaft arranged on the positioning locking seat and used for positioning the connecting hole, a pressing plate and a pressing plate driving cylinder for driving the pressing plate to compress, the support comprises a stand column, and the positioning locking seat is arranged on the stand column.

The beneficial effect who adopts above-mentioned further scheme is that, connecting hole and location axle cartridge cooperation, and the clamp plate actuating cylinder adopts revolving cylinder, and the clamp plate is connected with revolving cylinder's arm lock, treats cooperation back clamp plate actuating cylinder action, and the drive clamp plate rotates and compresses tightly the connecting plate to realize connecting plate and the stable connection of location locking seat.

Furthermore, a jacking block which is matched with the first positioning block and the second positioning block and used for jacking the positioning block in the positioning groove and a jacking cylinder used for driving the jacking block to act are further arranged on the positioning block seat.

The beneficial effect who adopts above-mentioned further scheme is that, after the piece to be positioned enters into the constant head tank from the side, the tight cylinder action in top drives the arm lock rotation of the tight cylinder in top, and the arm lock drives the tight piece in top and tightly pushes up the locating piece in the constant head tank.

Further, supporting platform with it still is equipped with locking mechanical system to attach together between the platform, locking mechanical system includes the latch segment and is used for pressing from both sides the tight actuating cylinder of clamp latch segment, it installs to press from both sides tight actuating cylinder attach together on the platform, the latch segment sets up supporting platform's bottom.

The beneficial effect who adopts above-mentioned further scheme is that, treat that the supporting platform puts in place according to the size adjustment of treating the processing product back, the cooperation that the accessible presss from both sides tight actuating cylinder and latch segment realizes that the supporting platform is in the stable location of attaching together on the platform to ensure the stability of the stamping workpiece that supports.

Further, the stand column is installed on a stand column seat, and the stand column seat is connected with the platform through a connecting plate.

The side gripper positioning mechanism has the advantages that the positioning accuracy of the side gripper positioning mechanism is further confirmed through the connecting plate, so that the positioning accuracy of the positioning gripper and a workpiece gripped by the positioning gripper is determined.

Furthermore, a supporting frame is arranged between the tops of the upright posts.

The beneficial effect who adopts above-mentioned further scheme is, further increase side tongs positioning mechanism's support stability and support intensity.

Furthermore, Y is to guiding mechanism including Y to slide rail and Y to the slider, Y is to the slide rail setting on assembling the platform, Y is to the slider setting in the bottom of supporting platform.

The beneficial effect who adopts above-mentioned further scheme is that, it is spacing to lead to the Y direction action of supporting platform to improve supporting platform's adjustment efficiency and adjustment stability.

Furthermore, an X-direction guide mechanism is arranged between the X movable platform and the supporting platform and comprises an X-direction slide rail and an X-direction slide block, the X-direction slide rail is arranged on the supporting platform, and the X-direction slide block is arranged at the bottom of the X movable platform.

The beneficial effect of adopting above-mentioned further scheme is that, the X direction action to X activity platform leads spacingly to improve X activity platform's adjustment efficiency and adjustment stability.

Drawings

Fig. 1 is a schematic structural view of the positioning gripper of the present invention;

FIG. 2 is a schematic view of the positioning mechanism with the positioning gripper mounted on the side gripper;

FIG. 3 is a schematic structural view of a side gripper positioning mechanism;

FIG. 4 is a schematic structural view of the positioning locking seat;

FIG. 5 is a schematic structural view of a positioning block seat;

FIG. 6 is a schematic structural view of the supporting and positioning mechanism;

FIG. 7 is a schematic bottom view of the support positioning mechanism;

FIG. 8 is a schematic structural view of the present invention in a state of processing a vehicle body;

in the figure, 1, a platform for assembling; 2. a supporting and positioning mechanism; 201. a supporting platform 202 and a Y-direction driving cylinder; 203. an X-direction driving cylinder; 204. an X movable platform; 205. a Y-direction slide rail; 206. an X-direction slide rail; 207. positioning the air cylinder; 208. a pressing cylinder; 209. a clamping cylinder; 210. a clamping block; 3. a vehicle body; 4. a side gripper positioning mechanism; 401. a connecting plate; 402. a column base; 403. a column; 404. positioning a locking seat; 405. positioning the shaft; 406. a platen drive cylinder; 407. pressing a plate; 408. a positioning block seat; 409. tightly pushing the air cylinder; 410. a jacking block; 411. positioning a groove; 412. a support frame; 5. positioning the gripper; 501. a gripper frame; 502. a first positioning block; 503. a first connection hole; 504. a second positioning block; 505. a second connection hole; 506. and replacing the gun plate.

Detailed Description

The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 8, a positioning gripper 5 includes a gripper frame 501 and a gripper clamp disposed on the gripper frame, wherein a first connecting plate is disposed on one side of the gripper frame, a first connecting hole 503 is disposed on the first connecting plate, a second connecting plate is disposed on the other side of the gripper frame, a second connecting hole is disposed on the second connecting plate, and a first positioning block 502 and a second positioning block are disposed on the lower portion of the gripper frame. Different positioning grippers can be equipped with to the size difference of different automobile body stamping parts, and the position of the locating piece of locating piece positioning gripper and connecting hole is fixed unchangeable, so can realize the accurate location to the location gripper through first locating piece and first connecting hole.

The gripper frame is also provided with a gun changing disc 506. The gun changing disc is used as a robot quick-changing part, so that the robot can be connected with or separated from the positioning gripper quickly, and efficient taking, placing and positioning of the positioning gripper are realized.

The gripper frame comprises a supporting cross beam and a supporting vertical beam arranged at the bottom of the supporting cross beam, the first connecting plate and the second connecting plate are respectively arranged at two ends of the supporting cross beam, and the first positioning block and the second positioning block are respectively and correspondingly arranged at the bottom of the supporting vertical beam. The automobile body sizes of different automobile types can be matched with different positioning grippers, the positions of the first positioning block, the second positioning block, the first connecting hole and the second connecting hole are determined, and the connection precision of the rest parts and other parts of the combination system is guaranteed, so that the positioning precision of automobile body stamping parts is guaranteed.

The utility model discloses still relate to a flexibility white automobile body attaches together system, include as above location tongs, still including attaching together platform 1, setting and attaching together the support positioning mechanism 2 that is used for supporting the stamping workpiece on the platform and being used for the installation the side tongs positioning mechanism 4 of location tongs 5, the location tongs is installed through first, second connecting hole and first, second locating piece on the side tongs positioning mechanism.

The supporting and positioning mechanism comprises a left supporting and positioning mechanism and a right supporting and positioning mechanism; further increase and support positioning mechanism to the left and right that the automobile body stamping workpiece supported, increase the stamping workpiece and attach together and the stability of welding operation process.

The left and right supporting and positioning mechanisms comprise a supporting platform 201, an X movable platform 204 arranged on the supporting platform, a workpiece positioning component respectively arranged on the supporting platform and the X movable platform, and an X-direction driving cylinder 203 used for driving the X movable platform to move, the supporting platform is mounted on the assembling platform through a Y-direction guiding mechanism, and can move along the Y-direction on the assembling platform under the action of the Y-direction driving cylinder 202. The workpiece positioning means comprises a telescopic pin driven by a positioning cylinder 207 or a pressing plate driven by a pressing cylinder 208. The compressing cylinder adopts a rotary cylinder, and the compressing plate is arranged on a clamping arm of the rotary cylinder. The workpiece positioning component and the stamping part are positioned and supported, the pressing cylinder acts, and the clamping arm on the pressing cylinder can press and position the stamping part. The left and right supporting and positioning mechanisms can be adjusted according to the length of the automobile body and the width of the automobile body, particularly, the supporting platform is driven to move along the Y direction through the Y-direction driving cylinder, and the X-direction driving cylinder drives the X-direction movable platform to move along the X direction, so that stable supporting of automobile body stamping parts is achieved.

Still including setting up attach together the transport skid mechanism that is used for carrying the stamping workpiece on the platform, carry skid mechanism to set up left and right side and support between the positioning mechanism. The conveying skid mechanism can adopt the existing skid mechanism as long as the vehicle body to be assembled is conveyed to the position between the supporting and positioning mechanisms. The floor stamping part of automobile body is carried to the accessible and is attached together the platform with skid mechanism to realize attaching together and the welding of automobile body.

The side gripper positioning mechanism comprises a support, a positioning locking mechanism arranged on the support and used for being connected with the first connecting hole and the second connecting hole, and a positioning block seat 408 used for positioning the first positioning block and the second positioning block, wherein the positioning block seat is provided with a positioning groove matched with the first positioning block and the second positioning block. The locating piece passes through the constant head tank and installs in the locating piece seat, and the connecting hole is then through location locking mechanism and leg joint to realize attaching together the accurate location of system last location tongs and stamping workpiece.

The positioning locking mechanism comprises a positioning locking seat 404, a positioning shaft 405 arranged on the positioning locking seat and used for positioning a connecting hole, a pressing plate 407 and a pressing plate driving cylinder 406 for driving the pressing plate to compress, the support comprises a stand column 403, and the positioning locking seat is arranged on the stand column. The connecting hole is in plug-in fit with the positioning shaft, the pressing plate driving cylinder adopts a rotary cylinder, the pressing plate is connected with a clamping arm of the rotary cylinder, the pressing plate driving cylinder acts after the pressing plate driving cylinder is matched, and the driving pressing plate rotates to compress the connecting plate, so that the connecting plate is stably connected with the positioning locking seat.

The positioning block seat is further provided with a jacking block 410 which is matched with the first positioning block and the second positioning block and used for correspondingly jacking the positioning blocks in the positioning groove 411, and a jacking cylinder 409 used for driving the jacking block to act. The jacking cylinder is rotationally driven and can drive the clamping arm to rotate. After the positioning block enters the positioning groove from the side edge, the jacking cylinder acts to drive the clamping arm of the jacking cylinder to rotate, the clamping arm drives the jacking block to jack the positioning block tightly in the positioning groove, and the positioning groove can be a V-shaped groove. On the basis of meeting the requirement of matching with the positioning block, the machining precision of the positioning groove is further reduced.

Supporting platform with it still is equipped with locking mechanical system to attach together between the platform, locking mechanical system includes latch segment 210 and is used for pressing from both sides the die clamping cylinder 209 of tight latch segment, press from both sides tight actuating cylinder and install attach together on the platform, the latch segment sets up supporting platform's bottom. After the supporting platform is adjusted in place according to the size of a product to be processed, the supporting platform can be stably positioned on the assembling platform through the matching of the clamping driving cylinder and the locking block, and therefore the stability of the supported stamping part is ensured.

The upright 403 is mounted on an upright mount 402, which is connected to the platform by a connecting plate 401.

A support frame 412 is provided between the tops of the uprights.

Y to guiding mechanism includes Y to slide rail 205 and Y to the slider, Y is to the slide rail setting on assembling the platform, Y is to the slider setting in supporting platform's bottom. The Y-direction movement of the supporting platform is guided and limited, so that the adjusting efficiency and the adjusting stability of the supporting platform are improved.

X movable platform with be equipped with X to guiding mechanism between the supporting platform, X is to guiding mechanism includes X to slide rail 206 and X to the slider, X is in to the slide rail setting on the supporting platform, X is in to the slider setting X movable platform's bottom. The X-direction movement of the X movable platform is guided and limited, so that the adjustment efficiency and the adjustment stability of the X movable platform are improved.

Wherein, support positioning mechanism fine positioning and attach together on the platform, support positioning mechanism contains bilateral symmetry two parts. The support platform is adjusted through the Y-direction driving cylinder and the X-direction driving cylinder is used for adjusting the X movable platform, so that the support requirements of different vehicle types are met. The conveying skid mechanism is also precisely positioned on the assembling platform, and the skid is responsible for conveying the automobile body stamping part from one station to the next station, so that the workpieces to be assembled are conveyed in place and the welded products are conveyed out.

4 upright posts 403 of the side gripper positioning mechanism are respectively arranged on an upright post seat 402 and are accurately positioned with the combining platform through a connecting plate 401, various positioning locks are arranged on the upright posts and the supporting frame, and the positioning gripper 5 is provided with a connecting hole and a positioning block for being in butt joint with the side gripper positioning mechanism. The robot drives the positioning gripper through the gun changing disc, the positioning gripper grabs the stamping part, and the robot drives the clamp to be clamped on the side gripper positioning mechanism, so that the robot is assembled.

It is assumed that there are many kinds of vehicle models such as A, B, C, D, E, F, each of which is divided into long, short, wide, narrow, etc. Assuming that the vehicle type of the existing skid-mounted vehicle A (long and wide) 3 can be confirmed by using the detection switch when the existing skid is used as a floor, before the skid reaches the station, the position of the supporting platform is adjusted by the action of the Y-direction driving cylinder on the supporting and positioning mechanism, and/or the position of the X-direction movable platform is adjusted by the action of the X-direction driving cylinder so as to adapt to the long or wide vehicle type. After the skid is in place, the automobile floor is accurately placed on the supporting platform, the robot grabs the positioning hand grips of the side wall members of the vehicle A (long type), the hand grips grab the side wall members of the vehicle A (long type), and the positioning hand grips are positioned on the side hand grip positioning mechanisms 4.

Thus the floor and side walls of the car will be positioned separately. The two are jointed. At this time, the two are spot-welded by another robot welding tongs, and the two are welded together. And the welding precision is ensured.

After welding, the positioning gripper is loosened, and the robot drives the positioning gripper to leave. The conveying skid mechanism acts to convey the skid to the next station. While the next skid is met.

Although the initial investment is large in a production mode for planning multiple vehicle types at one time, the later investment is low, the debugging production period of subsequent vehicle types is shortened, the rapid marketing of the vehicle types is facilitated, the market first opportunity is occupied, multiple robots are jointly used, and the productivity is improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a location tongs, its characterized in that includes the tongs frame and sets up the tongs anchor clamps on the tongs frame, be equipped with first connecting plate on one side of tongs frame, be equipped with first connecting hole on the first connecting plate, be equipped with the second connecting plate on the opposite side of tongs frame, be equipped with the second connecting hole on the second connecting plate, the lower part of tongs frame is equipped with first locating piece and second locating piece.

2. The positioning hand grip of claim 1 wherein the grip frame is further provided with a gun changing tray.

3. The positioning gripper as claimed in claim 1 or 2, wherein the gripper frame comprises a supporting beam and a supporting vertical beam arranged at the bottom of the supporting beam, the first connecting plate and the second connecting plate are respectively arranged at two ends of the supporting beam, and the first positioning block and the second positioning block are respectively and correspondingly arranged at the bottom of the supporting vertical beam.

4. A flexible body-in-white combination system is characterized by comprising the positioning hand grip as claimed in any one of claims 1 to 3, a combination platform, a supporting and positioning mechanism arranged on the combination platform and used for supporting stamping parts, and a side hand grip positioning mechanism used for installing the positioning hand grip, wherein the positioning hand grip is installed on the side hand grip positioning mechanism through a first connecting hole, a second connecting hole, a first positioning block and a second positioning block.

5. The flexible body-in-white combination system as claimed in claim 4, wherein the side gripper positioning mechanism comprises a bracket, a positioning locking mechanism arranged on the bracket and used for connecting with the first and second connecting holes, and a positioning block seat used for positioning the first and second positioning blocks, and the positioning block seat is provided with a positioning groove matched with the first and second positioning blocks.

6. The flexible body-in-white combination system as claimed in claim 5, wherein the positioning and locking mechanism comprises a positioning and locking seat, a positioning shaft arranged on the positioning and locking seat and used for positioning and connecting holes, a pressing plate and a pressing plate driving cylinder for driving the pressing plate to press, the support comprises a stand column, and the positioning and locking seat is mounted on the stand column.

7. The flexible body-in-white combination system as claimed in claim 5, wherein the positioning block seat is further provided with a jacking block adapted to the first and second positioning blocks for jacking the first and second positioning blocks in the positioning groove, and a jacking cylinder for driving the jacking block to move.

8. The flexible body-in-white composite system according to claim 5, wherein the supporting and positioning mechanism comprises a left supporting and positioning mechanism and a right supporting and positioning mechanism; the left and right supporting and positioning mechanisms comprise supporting platforms, X movable platforms arranged on the supporting platforms, workpiece positioning parts respectively arranged on the supporting platforms and X direction driving cylinders used for driving the X movable platforms to move, the supporting platforms are installed on the combining platforms through the Y direction guiding mechanisms, and Y direction driving cylinders can act on the combining platforms along the Y direction.

9. The flexible body-in-white combination system as claimed in claim 4, further comprising a conveying skid mechanism arranged on the combination platform for conveying stamping parts, wherein the conveying skid mechanism is arranged between the left and right supporting and positioning mechanisms.

10. The flexible body-in-white composite-mounting system according to claim 8, wherein a locking mechanism is further arranged between the support platform and the composite-mounting platform, the locking mechanism comprises a locking block and a clamping driving cylinder for clamping the locking block, the clamping driving cylinder is mounted on the composite-mounting platform, and the locking block is arranged at the bottom of the support platform.

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