CN213135631U

CN213135631U - Be used for white automobile body welding assembly line assembly mechanism

Info

Publication number: CN213135631U
Application number: CN202021750246.8U
Authority: CN
Inventors: 袁秉超; 鲍超; 孔相伟
Original assignee: Shiyan Yinuo Intelligent Equipment Co ltd
Current assignee: Shiyan Yinuo Intelligent Equipment Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-07
Anticipated expiration: 2030-08-20

Abstract

The utility model provides a be used for white automobile body welding assembly line assembly to piece together mechanism, including floor anchor clamps assembly and side wall anchor clamps assembly, side wall anchor clamps assembly includes: the base platform is horizontally arranged on one side of the floor clamp assembly; the moving mechanism comprises a moving platform and a driving device which are arranged on the base platform, and the moving platform slides; the side wall clamping mechanism comprises a clamp platform and a positioning clamp, the clamp platform is horizontally arranged on the moving platform, and one end of the clamp platform is hinged with the width direction of the moving platform; and the turnover mechanisms are arranged on two sides of the moving platform and used for driving the clamp platform to turn over from a horizontal state to a vertical state. The utility model discloses need not increase extra equipment that snatchs in vertical direction, can carry out vertical upset with the automobile body side wall through tilting mechanism, then can realize the automobile body side wall and splice with the automobile body floor through moving mechanism to make the welding line assembly mechanism have more spaces in vertical direction and can satisfy the welding robot and weld the dress operation.

Description

Be used for white automobile body welding assembly line assembly mechanism

Technical Field

The utility model relates to an automobile welding equipment technical field especially relates to a be used for white automobile body welding assembly line assembly mechanism.

Background

At present, the development trend of the world automobiles is to convert mass production into multi-variety and small-batch production, the wide and diversified requirements of automobile consumers are met, the strong competition of the automobile market is adapted, automobile model change periods are continuously shortened by various automobile manufacturers in the world, the updating of automobile models is accelerated, the flexible general assembly is designed to adapt to the development trend, a plurality of automobile models can be produced on one line, and the flexible general assembly has the advantages of simplicity and rapidness in model change production, short development time period, low secondary investment cost, high production efficiency and the like, and is widely adopted by various automobile companies.

The flexible assembly is to weld the white automobile body floor assembly of car and controls the side wall assembly and become complete white automobile body, at present stage, the welding assembly of white automobile body is always pieced together the in-process, usually carry out horizontal clamping through bottom plate anchor clamps with the automobile body floor assembly earlier, then will control the side wall and remove to weld on the automobile body floor and splice, because of controlling the side wall volume great, the manual work welds in automobile body floor both sides and assembles, inconvenient operation, need through increase in vertical space range snatch equipment and grab automobile body side and enclose and dock with the automobile body floor, from this then cause to snatch equipment and occupy great space in vertical direction, lead to welding robot operation space limited.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a be used for white automobile body welding assembly line assembly to piece together mechanism solves among the prior art when splicing automobile body side wall and automobile body floor, need grab the automobile body side wall and dock with automobile body floor through increasing at vertical space within range and snatch equipment, then cause from this to snatch equipment and occupy great space in vertical direction, lead to welding the limited problem in robot working space.

The technical scheme of the utility model is realized like this: the utility model provides a be used for white automobile body welding assembly line assembly to piece together mechanism, including floor jig assembly and side wall jig assembly, side wall jig assembly includes:

the base platform is horizontally arranged on one side of the floor clamp assembly;

the moving mechanism comprises a moving platform and a driving device, the moving platform is arranged on the base platform in a sliding mode, and the driving device is used for driving the moving platform to do linear motion along the length direction of the base platform;

the side wall clamping mechanism comprises a clamp platform and a plurality of positioning clamps arranged on the upper surface of the clamp platform, the clamp platform is horizontally arranged on the moving platform, and one end of the clamp platform is hinged with the width direction of the moving platform;

and the turnover mechanisms are arranged in two groups and symmetrically arranged on two sides of the moving platform and used for driving the clamp platform to turn over from a horizontal state to a vertical state.

On the basis of the technical scheme, preferably, be provided with the slip subassembly between moving platform and the base platform, the slip subassembly includes two parallel arrangement's guide rail, the guide rail sets up along base platform top surface length direction horizontal fixation, and sliding connection has the slider on the guide rail, slider and moving platform bottom surface fixed connection.

As some embodiments, preferably, the driving device is an air cylinder, a cylinder body of the air cylinder is fixedly connected with the base platform, and a piston rod of the air cylinder is fixedly connected with the moving platform.

As another embodiment, preferably, the driving device includes a servo motor, a gear and a rack, the rack is fixedly disposed on the base platform between the two guide rails and is parallel to the guide rails, the servo motor is fixedly disposed on the moving platform, an output end of the servo motor is fixedly connected to the gear, and the gear is engaged with the rack.

Preferably, the width direction both sides at anchor clamps platform one end place are connected through runner assembly respectively with between the moving platform, runner assembly includes fixing base, axis of rotation and bearing frame, fixing base and anchor clamps platform width direction lateral wall fixed connection, bearing frame and moving platform fixed connection, the one end and the fixing base fixed connection of axis of rotation, the other end rotates with the bearing frame to be connected.

On the basis of the technical scheme, preferably, tilting mechanism includes supporting seat, first flexible component and upset arm, the fixed one end that keeps away from the bearing frame that sets up at moving platform of supporting seat, and be located moving platform width direction one side, the stiff end and the supporting seat fixed connection of first flexible component, the one side of positioning fixture is kept away from at the anchor clamps platform to the upset arm setting, and the one end fixed connection of fixing base is kept away from with the anchor clamps platform to the one end of upset arm, and the other end of upset arm is connected with the flexible end hinge of first flexible component.

Furthermore, a limiting part is arranged on the side wall of the moving platform below the fixing seat and used for limiting and abutting the bottom surface of the clamp platform when the clamp platform is turned to a vertical state.

Further, the clamp platform locking device comprises two groups of locking mechanisms which are symmetrically arranged on two sides of the mobile platform and used for locking the clamp platform when the clamp platform is turned to a vertical state, each locking mechanism comprises a mounting seat, a first rotating arm, a second rotating arm, a connecting arm and a second telescopic element, the mounting seats are fixedly arranged on the side wall of the mobile platform in the width direction between the bearing seat and the supporting seat, a first hinge point and a second hinge point are arranged on the mounting seats, one end of the first rotating arm is hinged with the first hinge point, the end part of the first rotating arm is provided with a butting part for butting against the turning arm, one end of the connecting arm is hinged with the middle part of the first rotating arm, the other end of the connecting arm is hinged with the second rotating arm, one end of the second rotating arm, far away from the connecting arm, is hinged with the second hinge point, and the fixed end of the second telescopic element is fixedly connected with the mounting seats, the telescopic end of the second telescopic element is hinged with the second rotating arm.

Preferably, the other side of the floor clamp assembly is provided with a side wall clamp assembly in a mirror image mode.

The utility model discloses following beneficial effect has for prior art:

the utility model discloses a weld assembly line assembly mechanism, through setting up ground plate clamp assembly, can at first fix a position the clamping with automobile body floor assembly level, under initial condition, anchor clamps platform and moving platform keep the horizontality, at this moment, the positioning fixture is vertical upwards, conveniently place the positioning fixture with the automobile body side wall in vertical space range on, accomplish automobile body side wall location clamping back, overturn to vertical state from the horizontality through tilting mechanism drive anchor clamps platform, thereby be transformed into vertical state with the automobile body side wall by the horizontality, rethread drive arrangement promotes moving mechanism and removes to ground plate clamp assembly along base platform length direction, thereby make the automobile body side wall under the vertical state weld with the automobile body floor behind the horizontal clamping and assemble, and then realize the welding operation of whole white automobile body. Compared with the prior art, the utility model discloses only need accomplish the location clamping back to the automobile body side wall at the horizontal direction, then need not increase extra equipment that snatchs in vertical direction, can carry out vertical upset with the automobile body side wall through tilting mechanism, then can realize that the automobile body side wall splices with automobile body floor through moving mechanism to make welding line assembly mechanism have more spaces in vertical direction and can satisfy the welding robot and weld the dress operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an assembly structure diagram of a general assembly mechanism of a welding line disclosed by the utility model;

FIG. 2 is a schematic structural view of a side wall clamp assembly disclosed in the present invention;

FIG. 3 is a schematic view of an assembly structure of the side wall clamp assembly disclosed in the present invention;

fig. 4 is a schematic structural diagram of the locking mechanism disclosed in the present invention;

fig. 5 is the utility model discloses a weld assembly line and always piece together the planar structure sketch map of mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

As shown in figure 1, combine figure 2, the embodiment of the utility model discloses a be used for white automobile body welding assembly line assembly mechanism, including floor anchor clamps assembly 1 and side wall anchor clamps assembly 2.

The floor clamp assembly 1 is used for horizontally clamping and fixing the floor of the vehicle body. The side wall clamp assembly 2 is arranged on one side of the floor clamp assembly 1, and specifically, the side wall clamp assembly 2 comprises a base platform 21, a moving mechanism 22, a side wall clamping mechanism 23 and a turnover mechanism 24.

Wherein, base platform 21 for bear and carry side wall clamping machine structure 23, its level setting is in floor clamp assembly 1 one side.

And the moving mechanism 22 is used for bearing the side wall clamping mechanism 23 and driving the side wall clamping mechanism 23 to move towards the floor clamp assembly 1 along the length direction of the base platform 21. The moving mechanism 22 includes a moving platform 221 and a driving device 222, the moving platform 221 is slidably disposed on the base platform 21, and the driving device 222 is configured to drive the moving platform 221 to make a linear motion along the length direction of the base platform 21.

The side wall clamping mechanism 23 is used for clamping a side wall of an automobile body, and specifically comprises a clamp platform 231 and a plurality of positioning clamps 232, wherein the clamp platform 231 is horizontally arranged on the moving platform 221, the positioning clamps 232 are vertically and fixedly arranged on the upper surface of the clamp platform 231, and the side wall of the automobile body is horizontally clamped through the plurality of positioning clamps 232. One end of the clamp platform 231 is hingedly connected to the width direction of the moving platform 221.

The turning mechanisms 24 are provided with two sets, symmetrically arranged on two sides of the moving platform 221, and used for driving the clamp platform 231 to turn from a horizontal state to a vertical state.

By adopting the technical scheme, through the arrangement of the floor clamp assembly 1, the vehicle body floor assembly can be horizontally positioned and clamped firstly, in an initial state, the clamp platform 231 and the moving platform 221 are kept in a horizontal state, at the moment, the positioning clamp 232 is vertically upward, the vehicle body side wall can be conveniently placed on the positioning clamp 232 in a vertical space range, after the positioning and clamping of the vehicle body side wall are completed, the clamp platform 231 is driven to turn over from the horizontal state to the vertical state through the turnover mechanism 24, so that the vehicle body side wall is changed from the horizontal state to the vertical state, the moving mechanism 22 is pushed by the driving device 222 to move towards the floor clamp assembly along the length direction of the base platform 21, so that the vehicle body side wall in the vertical state and the vehicle body floor after the horizontal clamping are welded and assembled, and the welding operation of the whole white vehicle. Compared with the prior art, the utility model discloses only need accomplish the location clamping back to the automobile body side wall at the horizontal direction, then need not increase extra equipment that snatchs in vertical direction, can carry out vertical upset with the automobile body side wall through tilting mechanism 24, then can realize through moving mechanism 22 that the automobile body side wall splices with the automobile body floor to make the welding line assembly mechanism have more spaces in vertical direction and can satisfy the welding robot and weld the dress operation.

Specifically, the utility model discloses still realize through following technical scheme.

Referring to fig. 3, in the present embodiment, a sliding assembly 25 is disposed between the movable platform 221 and the base platform 21, the sliding assembly 25 includes two parallel guide rails 251, the guide rails 251 are horizontally and fixedly disposed along the length direction of the top surface of the base platform 21, a sliding block 252 is slidably connected to the guide rails 251, and the sliding block 252 is fixedly connected to the bottom surface of the movable platform 221. By adopting the technical scheme, under the driving of the driving device 222, the moving platform 221 slides along the guide rail 251 through the sliding block 252, so that the side wall clamping mechanism 23 can be driven to approach the floor clamp assembly 1.

In some embodiments, the driving device 222 is an air cylinder, a cylinder body of the air cylinder is fixedly connected to the base platform 21, and a piston rod of the air cylinder is fixedly connected to the moving platform 221. By adjusting the telescopic length of the piston rod, the displacement of the moving platform 221 on the base platform 21 can be adjusted, so that the moving platform 221 can be close to the floor clamp assembly 1 under the pushing of the cylinder, and the butt joint of the side wall of the vehicle body and the floor of the vehicle body is realized.

As other embodiments, the driving device 222 includes a servo motor, a gear and a rack, the rack is fixedly disposed on the base platform 21 between the two guide rails 251 and is parallel to the guide rails 251, the servo motor is fixedly disposed on the moving platform 221, an output end of the servo motor is fixedly connected to the gear, and the gear is engaged with the rack. The servo motor rotates to drive the gear to rotate, and the gear and the rack are meshed for transmission, so that the moving platform 221 is driven to move on the base platform 21 through the sliding assembly 25. The driving device 222 adopting the rack-and-pinion structure in the embodiment is suitable for the side wall clamping mechanism 23 to be far away from the floor jig assembly 1, and when the side wall clamping mechanism needs to move for a long distance, the rack-and-pinion structure can meet the requirement of stepless transmission and is not limited by the stroke. The driving device 222 with the cylinder structure is suitable for short-distance transmission.

In this embodiment, in order to realize that the clamp platform 231 can rotate along the width direction of the movable platform 221, the embodiment of the present invention adopts a scheme that: the width direction both sides at anchor clamps platform 231 one end place are connected through runner assembly 26 respectively with between the moving platform 221, runner assembly 26 includes fixing base 261, axis of rotation 262 and bearing frame 263, fixing base 261 and anchor clamps platform 231 width direction lateral wall fixed connection, bearing frame 263 and moving platform 221 fixed connection, the one end and the fixing base 261 fixed connection of axis of rotation 262, the other end rotates with bearing frame 263 and is connected. Adopt such structure setting, axis of rotation 262 one end and fixing base 261 fixed connection, the other end rotates with bearing frame 263 and is connected, when driving anchor clamps platform 231 through tilting mechanism 24 and overturn, anchor clamps platform 231 can revolute axis of rotation 262 and rotate, utilizes bearing frame 263 simultaneously, can be so that rotate more steadily nimble.

Tilting mechanism 24 in this implementation includes supporting seat 241, first telescopic element 242 and upset arm 243, supporting seat 241 is fixed to be set up in the one end that moving platform 221 kept away from bearing frame 263, and be located moving platform 221 width direction one side, the stiff end and the supporting seat 241 fixed connection of first telescopic element 242, upset arm 243 sets up the one side of keeping away from positioning fixture 232 at anchor clamps platform 231, the one end fixed connection that fixing base 261 was kept away from to the one end of upset arm 243 and anchor clamps platform 231, the other end of upset arm 243 is connected with the flexible end hinge of first telescopic element 242. Adopt such structural arrangement, under the initial condition, anchor clamps platform 231 keeps relative level with moving platform 221, upset arm 243 is located the bottom of anchor clamps platform 231 this moment, the flexible end of first telescoping element 242 keeps the state of extension this moment, when needs overturn anchor clamps platform 231 from the horizontality to vertical state, through shortening the flexible end length of first telescoping element 242, thereby make the flexible end pulling upset arm 243 of first telescoping element 242, and through runner assembly 26 anchor clamps platform 231 from the horizontal direction anticlockwise rotation 90, and then realize anchor clamps platform 231 and overturn to vertical state by the horizontal state, thereby overturn the automobile body side wall into vertical direction by the horizontal direction, be convenient for splice with the automobile body floor that is in the horizontal state.

It should be noted that the turning mechanism 24 is symmetrically disposed on both sides of the moving platform 221, so as to ensure the stress balance when the turning force is applied to the clamp platform 231, and further ensure the stability of the whole assembly mechanism.

In order to enable the clamp platform 231 to be in a vertical state after being turned over, the side wall of the movable platform 221 below the fixed seat 261 is provided with a limiting member 27, when the clamp platform 231 is turned over to be in the vertical state, the vertical side wall of the limiting member 27 abuts against the bottom surface of the clamp platform 231, so that the clamp platform 231 cannot be turned over continuously, and is kept to be in the vertical state.

This implementation still includes locking mechanism 28 for when anchor clamps platform 231 is turned over to vertical state locking anchor clamps platform 231, prevent that anchor clamps platform 231 from receiving external influence to the horizontal direction upset. Specifically, referring to fig. 4, two sets of locking mechanisms 28 are symmetrically disposed on two sides of the movable platform 221, so that both sides of the clamp platform 231 can be locked, and a stable locking force is ensured. The locking mechanism 28 includes an installation seat 281, a first rotating arm 282, a second rotating arm 283, a connecting arm 284 and a second telescopic element 285, the installation seat 281 is fixedly disposed on a lateral wall of the moving platform 221 located between the bearing seat 263 and the supporting seat 241, the installation seat 281 is provided with a first hinge point 2811 and a second hinge point 2812, one end of the first rotating arm 282 is hinged to the first hinge point 2811, an abutting portion 286 for abutting against the turning arm 243 is disposed at an end portion of the first rotating arm 282, one end of the connecting arm 284 is hinged to a middle portion of the first rotating arm 282, the other end of the connecting arm is hinged to the second rotating arm, one end of the second rotating arm 283 far from the connecting arm 284 is hinged to the second hinge point 2812, a fixed end of the second telescopic element 285 is fixedly connected to the installation seat 281, and a telescopic end of the second telescopic element 285 is hinged to the second rotating arm 283. By adopting the technical scheme, in the initial state, under the driving of the second telescopic element 285, the first rotating arm 282 has a certain rotation angle in the horizontal direction, at this time, the abutting portion 286 and the overturning arm 243 are not in the same vertical plane, when the clamp platform 231 is overturned to the vertical state, the extension amount of the telescopic end of the second telescopic element 285 is increased, so that the telescopic end of the second telescopic element 285 pushes the second rotating arm 283 to rotate around the second hinge point 2812, the second rotating arm 283 rotates and simultaneously drives the first rotating arm 282 to rotate around the first hinge point through the connecting arm 284, thereby changing the rotation angle of the first rotating arm 282, when the connecting arm 284 is attached to the side wall of the mounting seat 281 in the driving and rotating process, the first rotating arm 282 stops rotating, at this time, the abutting portion 286 at the end of the first rotating arm 282 rotates to be in the same vertical plane with the overturning arm 243, and the abutting portion 286 is aligned with the side wall of the overturning arm 243, thereby abutting the flip arm 243 to prevent the jig stage 231 from being flipped in the horizontal direction.

Referring to fig. 5, in the present embodiment, the other side of the floor clip assembly 1 is provided with a side wall clip assembly 2 in a mirror image. Therefore, splicing welding operation of the side walls of the vehicle body can be synchronously performed on two sides of the vehicle body bottom plate.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be used for white automobile body welding assembly line assembly to piece together mechanism, includes floor anchor clamps assembly (1) and side wall anchor clamps assembly (2), its characterized in that, side wall anchor clamps assembly (2) include:

the base platform (21), the said base platform (21) is set up in one side of the floor clamp assembly (1) horizontally;

the moving mechanism (22) comprises a moving platform (221) and a driving device (222), the moving platform (221) is arranged on the base platform (21) in a sliding mode, and the driving device (222) is used for driving the moving platform (221) to do linear motion along the length direction of the base platform (21);

the side wall clamping mechanism (23) comprises a clamp platform (231) and a plurality of positioning clamps (232) arranged on the upper surface of the clamp platform (231), the clamp platform (231) is horizontally arranged on the moving platform (221), and one end of the clamp platform (231) is hinged with the moving platform (221) in the width direction;

and the two groups of turning mechanisms (24) are symmetrically arranged on two sides of the moving platform (221) and used for driving the clamp platform (231) to turn from a horizontal state to a vertical state.

2. The assembly line assembly mechanism for body-in-white welding lines of claim 1, wherein: be provided with between moving platform (221) and base platform (21) slip subassembly (25), slip subassembly (25) include two parallel arrangement's guide rail (251), guide rail (251) are along base platform (21) top surface length direction horizontal fixed setting, and sliding connection has slider (252) on guide rail (251), slider (252) and moving platform (221) bottom surface fixed connection.

3. The assembly line assembly mechanism for body-in-white welding lines of claim 2, wherein: the driving device (222) is an air cylinder, the cylinder body of the air cylinder is fixedly connected with the base platform (21), and the piston rod of the air cylinder is fixedly connected with the moving platform (221).

4. The assembly line assembly mechanism for body-in-white welding lines of claim 2, wherein: the driving device (222) comprises a servo motor, a gear and a rack, the rack is fixedly arranged on the base platform (21) between the two guide rails (251) and is parallel to the guide rails (251), the servo motor is fixedly arranged on the moving platform (221), the output end of the servo motor is fixedly connected with the gear, and the gear is meshed with the rack.

5. The assembly line assembly mechanism for body-in-white welding lines of claim 1, wherein: the width direction both sides at anchor clamps platform (231) one end place are connected through runner assembly (26) respectively with between moving platform (221), runner assembly (26) are including fixing base (261), axis of rotation (262) and bearing frame (263), fixing base (261) and anchor clamps platform (231) width direction lateral wall fixed connection, bearing frame (263) and moving platform (221) fixed connection, the one end and fixing base (261) fixed connection of axis of rotation (262), the other end rotates with bearing frame (263) to be connected.

6. The assembly line assembly mechanism for body-in-white welding lines of claim 5, wherein: tilting mechanism (24) include supporting seat (241), first telescopic element (242) and upset arm (243), supporting seat (241) are fixed to be set up and are kept away from the one end of bearing frame (263) at moving platform (221), and are located moving platform (221) width direction one side, the stiff end and supporting seat (241) fixed connection of first telescopic element (242), upset arm (243) set up the one side of keeping away from positioning fixture (232) in anchor clamps platform (231), the one end fixed connection of fixing base (261) is kept away from with anchor clamps platform (231) to the one end of upset arm (243), the other end and the flexible end hinge of first telescopic element (242) of upset arm (243) are connected.

7. The assembly line assembly mechanism for body-in-white welding lines of claim 6, wherein: and a limiting part (27) is arranged on the side wall of the movable platform (221) below the fixed seat (261) and used for limiting and abutting against the bottom surface of the clamp platform (231) when the clamp platform (231) is turned to a vertical state.

8. The assembly line assembly mechanism for body-in-white welding lines of claim 7, wherein: the clamp platform locking device is characterized by further comprising two groups of locking mechanisms (28) used for locking the clamp platform (231) when the clamp platform (231) is turned to be in a vertical state, the locking mechanisms (28) are symmetrically arranged on two sides of the moving platform (221), each locking mechanism (28) comprises an installation seat (281), a first rotating arm (282), a second rotating arm (283), a connecting arm (284) and a second telescopic element (285), the installation seat (281) is fixedly arranged on the side wall of the moving platform (221) between the bearing seat (263) and the supporting seat (241) in the width direction, a first hinge point (2811) and a second hinge point (2812) are arranged on the installation seat (281), one end of the first rotating arm (282) is hinged with the first hinge point (2811), and the end of the first rotating arm (282) is provided with a butting part for butting against the turning arm (243), one end of the connecting arm (284) is hinged to the middle of the first rotating arm (282), the other end of the connecting arm is hinged to the second rotating arm (283), one end, far away from the connecting arm (284), of the second rotating arm (283) is hinged to the second hinge point (2812), the fixed end of the second telescopic element (285) is fixedly connected with the mounting seat (281), and the telescopic end of the second telescopic element (285) is hinged to the second rotating arm (283).

9. The assembly line assembly mechanism for body-in-white welding lines of claim 1, wherein: and a side wall clamp assembly (2) is arranged on the other side of the floor clamp assembly (1) in a mirror image manner.