CN210677434U - Multi-vehicle type frock clamp switched systems - Google Patents

Abstract

The utility model discloses a multi-vehicle tool fixture switching system, which comprises a welding station, a robot, a welding gun placing component and a plurality of fixture placing components, wherein the robot, the welding gun placing component and the plurality of fixture placing components are arranged on the welding station; a vehicle body component pick-and-place station; the conveying device comprises a sliding table base, a sliding table and a sliding table driving mechanism, wherein the sliding table driving mechanism can drive the sliding table to run between a welding station and a vehicle body component taking and placing station along the sliding table base; the robot can get on welder places the subassembly and puts welder, and the robot can pick up the frock clamp on conveyor and place on anchor clamps place the subassembly, picks up the frock clamp on another anchor clamps place the subassembly and places on conveyor. The tooling clamp capable of realizing rapid switching of different vehicle types has the advantages of simple structure, stable operation, safety and reliability, and can improve the utilization rate of equipment, reduce the manufacturing cost of a production line, reduce the occupied area of the equipment, realize rapid automatic switching of the vehicle types and save the switching time.

Description

Multi-vehicle type frock clamp switched systems

Technical Field

The utility model is used for the automobile automation produces the manufacturing field, especially relates to a multi-vehicle type frock clamp switched systems.

Background

At present, due to the rapid development of the automobile industry, the requirements of the market on the capacity and the beat of an automobile production line are higher and higher, and the reasonable balance of the relation between the capacity and the production cost is important on the premise of limited project budget. When two or more vehicle types need to be produced on the same production line, the switching problem of the tool fixtures on the same station needs to be considered. The existing common tool clamp switching mode is an automatic switching mode with a clamp library, and the mode is usually high in cost and large in occupied space.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a multi-vehicle type frock clamp switched systems, its simple structure, operate steadily, safe and reliable both can improve equipment utilization ratio, reduces production line manufacturing cost, reduces equipment area, can realize the quick automatic switch-over of motorcycle type again, saves the switching time. The production line is developed towards the directions of flexibility, intellectualization, high productivity and low cost.

The utility model provides a technical scheme that its technical problem adopted is: a multi-vehicle tool clamp switching system comprises

The welding station is provided with a robot, a welding gun placing assembly and a plurality of clamp placing assemblies;

a vehicle body component pick-and-place station;

the conveying device comprises a sliding table base, a sliding table and a sliding table driving mechanism, wherein the sliding table driving mechanism can drive the sliding table to run between the welding station and the vehicle body component taking and placing station along the sliding table base;

the robot can pick up and place the welding gun on the welding gun placing component, the robot can pick up and place a tooling fixture on the conveying device on the fixture placing component, and pick up and place another tooling fixture on the fixture placing component on the conveying device.

Preferably, be equipped with frock clamp fixed establishment on the slip table, frock clamp fixed establishment includes vertical supporting component, be equipped with carrier assembly and anchor clamps clamping component on the vertical supporting component, frock clamp can place in on the carrier assembly to press from both sides through anchor clamps clamping component and press from both sides the side of vertical supporting component.

Preferably, be equipped with the flexible locating unit of triaxial on the slip table, the flexible locating unit of triaxial includes triaxial actuating mechanism, first driver part and first locating pin, first driver part is established on triaxial actuating mechanism, and the output at first driver part is established to first locating pin.

Preferably, the sliding table is provided with a Z-axis flexible positioning unit, the Z-axis flexible positioning unit comprises a Z-axis driving mechanism, a second driving part and a second positioning pin, the second driving part is arranged on the Z-axis driving mechanism, and the second positioning pin is arranged at an output end of the second driving part.

Preferably, the bearing assembly comprises a first guide block, a second guide block matched with the first guide block is arranged on the tool clamp, a guide protrusion is arranged at the top of the first guide block, and a guide groove is formed in the bottom of the second guide block.

Preferably, the vertical supporting assembly is provided with a third positioning pin, the third positioning pin is vertically arranged, the tool clamp is provided with a pin hole assembly in adaptive connection with the third positioning pin, and the vertical supporting assembly is provided with a pin hole pressing assembly on the opposite side of the third positioning pin.

Preferably, be equipped with first plug subassembly on the vertical supporting component, be equipped with on the frock clamp with the second plug subassembly of first plug subassembly adaptation connection, be equipped with motorcycle type discernment sensor subassembly on the vertical supporting component, be equipped with on the frock clamp with the cooperation of motorcycle type discernment sensor subassembly is used triggers the part, vertical supporting component's side is equipped with a plurality of first stoppers, be equipped with on the frock clamp a plurality of with first stopper complex second stopper.

Preferably, the clamp clamping assembly includes a mounting seat, a third drive member, a linkage assembly and a pressure arm, the press arm is hinged on the mounting seat, the third driving component can drive the press arm to swing so as to clamp the tool clamp on the side of the vertical support component, the linkage assembly includes a first linkage having a first hinge position, a second hinge position, and a third hinge position, the first connecting position of the first connecting rod is hinged with the mounting seat, the second hinge position of the first connecting rod is hinged with the output end of the third driving part, one end of the second connecting rod is hinged with the third hinge position of the first connecting rod, the other end of the second connecting rod is hinged with the pressure arm at the fourth hinge position, the third driving component can drive the first connecting rod to swing and enable the first connecting position, the third hinging position and the fourth hinging position to be located on the same straight line.

Preferably, a linear guide rail is arranged on the sliding table base, a sliding block is arranged on the linear guide rail, a guide rail connecting block connected with the sliding block is arranged on the sliding table, the sliding table driving mechanism comprises a rack arranged on the sliding table base and a fifth driving part arranged on the sliding table, and the output end of the fifth driving part is provided with a gear meshed with the rack for transmission.

Preferably, get on the slip table base and put the station at welding station and automobile body part and be equipped with sensor in place, the both ends of slip table base are equipped with mechanical spacing part and overtravel sensor, fifth drive unit passes through the mounting panel and installs on the slip table, be equipped with the adjustment subassembly that can adjust the mounting panel position on the slip table.

One of the above technical solutions has at least one of the following advantages or beneficial effects: the robot is connected with a welding gun on the welding gun placing component, a welding gun on the welding gun placing component is prepared to carry out a welding process after the robot picks up another tool fixture from another fixture placing component and places the tool fixture on the fixture placing component on the conveying device, the conveying device returns to the vehicle body component picking and placing station from the welding station, and the robot is connected with the welding gun on the welding gun placing component to prepare for the welding process and complete switching.

The automatic vehicle-type automatic tooling fixture has the advantages that the vehicle-body part taking and placing station and the welding station are separated through the conveying device, the robot of the welding station completes the switching of the tooling fixtures, the tooling fixtures for quickly switching different vehicle types can be realized, the structure is simple, the operation is stable, the safety and the reliability are realized, the equipment utilization rate can be improved, the manufacturing cost of a production line is reduced, the equipment floor area is reduced, the quick automatic switching of the vehicle types can be realized, and the switching time is saved. The production line is developed towards the directions of flexibility, intellectualization, high productivity and low cost.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of a sliding table base according to the embodiment shown in FIG. 1;

FIG. 3 is a schematic view of a slide table of FIG. 1 in accordance with one embodiment;

FIG. 4 is a schematic view of a slide table driving mechanism according to an embodiment shown in FIG. 1;

FIG. 5 is a schematic view of a fixture attachment mechanism of the embodiment shown in FIG. 1;

FIG. 6 is a schematic view of one embodiment of a tooling fixture shown in FIG. 1;

FIG. 7 is a schematic structural diagram of a three-axis flexible positioning unit of the embodiment shown in FIG. 1;

FIG. 8 is a schematic structural view of a Z-axis flexible positioning unit of the embodiment shown in FIG. 1;

FIG. 9 is a schematic view of the clamp placement assembly of one embodiment shown in FIG. 1;

FIG. 10 is a schematic view of the torch placement assembly of the embodiment shown in FIG. 1.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, "a plurality" means one or more, "a plurality" means two or more, "more than", "less than", "more than", and the like, which means that the number is not included; the terms "above", "below", "within" and the like are to be understood as including the number. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1, an embodiment of the utility model provides a multi-vehicle type frock clamp switched systems, include

The welding station is provided with a robot 1, a welding gun placing component 2 and a plurality of clamp placing components 3;

a vehicle body component pick-and-place station;

a conveying device 4 capable of operating between the welding station and the vehicle body component pick-and-place station;

the robot 1 can pick and place the welding gun on the welding gun placing component 2, the robot 1 can pick up and place the tooling fixture 5 on the conveying device 4 on the fixture placing component 3, and pick up and place the other tooling fixture 5 on the fixture placing component 3 on the conveying device 4.

Wherein, at the welding station, welding gun can carry out the welding work of automobile body part is connected to robot 1, and simultaneously, robot 1 can place welding gun on welder places subassembly 2, carries out the reloading on conveyor 4 of the frock clamp 5 of different motorcycle types.

The vehicle body component taking and placing station is used for taking and placing vehicle body components on the tool fixture 5 so as to perform subsequent welding, gluing and other processes.

In this embodiment, a vehicle body component is taken and placed on the tooling fixture 5 at a vehicle body component taking and placing station, when different tooling fixtures 5 need to be switched for different vehicle types, the conveying device 4 is operated to a welding station from the vehicle body component taking and placing station, the robot 1 places the welding gun on the welding gun placing component 2, picks up the tooling fixture 5 on the conveying device 4 and places the tooling fixture 5 on the fixture placing component 3, picks up another tooling fixture 5 from another fixture placing component 3 and places the tooling fixture 5 on the conveying device 4, the conveying device 4 returns to the vehicle body component taking and placing station from the welding station, the robot 1 is connected with the welding gun on the welding gun placing component 2 to prepare for a welding process, and switching is completed.

Get the automobile body part through conveyor 4 and get the station and separate with the welding station, accomplish frock clamp 5's switching through welding station's robot 1, reduce artifical intensity of labour, can realize the frock clamp 5 of the different motorcycle types of fast switch-over, its simple structure, operate steadily, safe and reliable both can improve equipment utilization ratio, reduce production line manufacturing cost, reduce equipment area, can realize the quick automatic switch-over of motorcycle type again, save the change-over time. The production line is developed towards the directions of flexibility, intellectualization, high productivity and low cost.

In some embodiments, the conveying device 4 may be a conveyor belt, a conveying roller bed, or the like.

In some embodiments, referring to fig. 1 to 4, the conveying device 4 includes a slide base 41, a slide 42, and a slide driving mechanism 43, and the slide driving mechanism 43 can drive the slide 42 to move along the slide base 41.

The sliding table 42 and the sliding table base 41 can be connected by a linear guide rail and a sliding block in a matching manner, or by a guide rail and a guide wheel in a matching manner. Preferably, referring to fig. 2 to 4, a linear guide 44 is arranged on the sliding table base 41, a slider is arranged on the linear guide 44, a guide connecting block 45 connected with the slider is arranged on the sliding table 42, the guide connecting block 45 is arranged at four corners of the bottom of the sliding table 42, and then the slider in the linear guide 44 of the sliding table base 41 is connected, the sliding table driving mechanism 43 includes a rack 46 arranged on the sliding table base 41 and a fifth driving part 47 arranged on the sliding table 42, an output end of the fifth driving part 47 is provided with a gear 48 meshed with the rack 46 for transmission, the fifth driving part 47 includes a motor and a speed reducer, and the motor can adopt a stepping motor, a servo motor and the like.

In some embodiments, referring to fig. 2, the slide base 41 is provided with an in-place sensor 49 at the welding station and the body component pick-and-place station for detecting whether the slide is at the welding station or the body component pick-and-place station. The two ends of the sliding table base 41 are provided with the mechanical limiting part 410 and the over travel sensor 411, namely, two stroke protection structures are formed by the over travel sensor 411 and the mechanical limiting part 410, so that the sliding table is prevented from being separated from the sliding table base 41 and other accidents are avoided. Referring to fig. 4, the fifth driving part is mounted on the sliding table 42 through a mounting plate 412, and an adjusting assembly 413 capable of adjusting the position of the mounting plate is provided on the sliding table 42 to ensure that the gear 48 and the rack 46 of the sliding table base 41 are normally engaged.

In addition, one side of the sliding table base 41 is provided with a drag chain component 414, the bottom is provided with an adjustable installation foot 415, the adjustable installation foot 415 is installed at the bottom of the sliding table base 41 and then installed on the ground, and a graduated scale 416 is installed in the sliding table base 41 and used in cooperation with a pointer 417 in the sliding table 42. The origin adjustment mechanism 418 is installed on one side of the slide base 41 only when the home position needs to be adjusted.

The welding gun placing assembly 2 and the plurality of jig placing assemblies 3 may adopt a bracket-like structure, and referring to fig. 9, the jig placing assembly 3 includes: the device comprises a first upright post bracket 31, a first valve island assembly 32, a first ATC protection unit 33, a vehicle type detection unit 34, a tool positioning and clamping unit 35, a pin 36 and an installation plate 37. Wherein, the first upright bracket 31 is used as a main frame of the clamp placing assembly 3 and is used for installing all the above parts; the first valve island assembly 32 is mounted at the lower part of the first column bracket 31; the first ATC protection unit 33 is installed on the first pillar brace 31; the vehicle type detection unit 34 is installed on the first upright support 31 and is positioned below the tool positioning and clamping unit 35; the tool positioning and clamping units 35 are arranged at two ends of the top of the first upright post bracket 31, one at each end; two pins are arranged at the middle position of the top of the first upright bracket 31; the mounting panel welding is in the intermediate position of first stand support 31 principal post, reserves the mounted position of the support of other motorcycle type anchor clamps frocks. Referring to fig. 10, the torch placement module 2 includes: second upright bracket 21, second valve island assembly 22, second ATC protection unit 23, and support bracket 24. The second upright support 21 is used as a main body frame of the welding gun placing assembly 2 and is used for mounting all the parts; the second valve island assembly 22 is installed at the lower part of the second upright bracket 21; the second ATC protection unit 23 is installed on the second pillar brace 21; the support frame 24 is arranged on the second upright post bracket 21 and assists in supporting the welding gun; the welding gun is placed on the second upright post bracket 21 and the support frame 24 and then is protected from dust by the second ATC protection unit 23.

Referring to fig. 1, in some embodiments, the robot 1, the welding gun placing assembly 2 and the fixture placing assembly 3 are symmetrically distributed on two sides of the sliding table base, and four fixture placing assemblies 3 are arranged on two sides of the sliding table base 41, two on each side; the robot 1 is provided with a height increasing platform and is arranged on the ground at the two sides of the sliding platform base 41; the welding gun is arranged on the robot 1 during welding, and is placed on the welding gun placing component 2 during switching of the tooling fixture 5; the welding gun placing component 2 is arranged on the ground behind the robot 1.

Among the prior art, the automobile body part adopts integral type frock clamp to fix a position mostly, guarantees that its position in the course of the work is unchangeable, and this kind of frock clamp not only artifical intensity of labour is big when switching, occupies switching time long moreover, has certain influence to production line productivity. In view of this, referring to fig. 5 and 6, the slide table 42 is provided with a tool clamp fixing mechanism 6, and the tool clamp fixing mechanism 6 is used for positioning and clamping the tool clamp 5 to prevent the position thereof from changing. The tooling fixture 5 is an independent tooling of different vehicle types, the tooling fixture 5 comprises a fixture seat 51, and a pneumatic clamping device 52 is arranged on the fixture seat 51. The fixture fixing mechanism 6 comprises a vertical supporting assembly, a bearing assembly 61 and a fixture clamping assembly 62 are arranged on the vertical supporting assembly, and the fixture 5 can be placed on the bearing assembly 61 and clamped on the lateral side of the vertical supporting assembly through the fixture clamping assembly 62. In the above embodiment, the fixture fixing mechanism 6 and the fixture 5 jointly form the positioning device for fixing the vehicle body component, wherein different vehicle types all adopt the common fixture fixing mechanism 6, and only different fixtures 5 are switched, that is, the vehicle body component positioning devices of different vehicle types are partially shared and partially dedicated, and when the fixtures 5 are switched, only the dedicated parts are switched, so that not only is the labor intensity reduced, but also the occupied switching time is greatly shortened, and the influence on the production line capacity is reduced.

The bearing assembly 61 serves as the main gravity bearing structure of the tooling fixture 5, and in some embodiments, the bearing assembly 61 includes a plurality of rolling bodies. In some embodiments, referring to fig. 5 and 6, the bearing assembly 61 includes a first guide block 63, a second guide block 53 engaged with the first guide block 63 is disposed on the tooling fixture 5, a guide protrusion is disposed on a top of the first guide block 63, and a guide groove is disposed on a bottom of the second guide block 53. The cross-sectional shapes of the guide protrusions and the guide grooves are V-shaped, fold-line-shaped or wave-shaped, and the like, and the guide grooves are matched with the guide protrusions, so that the stability of the tool clamp 5 in the tool clamp fixing mechanism 6 is improved.

In some embodiments, referring to fig. 5 and 6, a third positioning pin 64 is disposed on the vertical support assembly, the third positioning pin 64 is disposed vertically, a pin hole assembly 54 adapted to be connected to the third positioning pin 64 is disposed on the tooling fixture 5, and a pin hole pressing assembly 65 is disposed on the vertical support assembly and opposite to the third positioning pin 64. When the tooling fixture 5 is mounted on the tooling fixture fixing mechanism 6, the third positioning pin 64 is matched with the pin hole component 54, so that accurate positioning is realized. Meanwhile, a pin hole pressing assembly 65 is arranged on the vertical supporting assembly and on the opposite side of the third positioning pin 64, the pin hole pressing assembly 65 comprises a fourth driving part and a pressing block, the fourth driving part can adopt an air cylinder, a motor and the like, and the pin hole pressing assembly 65 can press the pin hole assembly 54 into the third positioning pin 64 and avoid separation of the pin hole assembly and the third positioning pin.

In some embodiments, referring to fig. 5 and 6, a first plug assembly 66 is disposed on the vertical support assembly, a second plug assembly 55 adapted to and connected with the first plug assembly 66 is disposed on the tool holder 5, and after the tool holder 5 is assembled on the vertical support assembly, the first plug assembly 66 is connected with the second plug assembly 55, so as to achieve the pneumatic and electrical connection of the parts, such as the pneumatic clamping device 52, on the tool holder 5.

In some embodiments, referring to fig. 5 and 6, a vehicle type identification sensor assembly 67 is arranged on the vertical support assembly, the vehicle type identification sensor assembly 67 is composed of a plurality of sensors and a mounting plate, a trigger component 56 used in cooperation with the vehicle type identification sensor assembly 67 is arranged on the tooling fixture 5, and the trigger component 56 used in cooperation with the vehicle type identification sensor assembly 67 is arranged on the tooling fixture 5 and is used for identifying vehicle type information of the tooling fixture 5.

In some embodiments, referring to fig. 5 and 6, a plurality of first limiting blocks 68 are arranged on the side of the vertical support assembly, and a plurality of second limiting blocks 57 matched with the first limiting blocks 68 are arranged on the tooling fixture 5. When the fixture clamping assembly 62 clamps the fixture 5 on the lateral side of the vertical support assembly, the first limiting block 68 is in contact fit with the second limiting block 57 to provide stable support, wherein the heights of the first limiting block 68 and the second limiting block 57 can be adjusted through the gasket.

In some embodiments, referring to fig. 5, the clamp clamping assembly 62 includes a mounting seat 69, a third driving member 610, a connecting rod assembly and a pressing arm 611, the pressing arm 611 is hinged to the mounting seat 69, the third driving member 610 can drive the pressing arm 611 to swing to clamp the tool clamp 5 to the side of the vertical support assembly, the connecting rod assembly includes a first connecting rod 612 and a second connecting rod 613, the first connecting rod 612 has a first hinge position, a second hinge position and a third hinge position, the first connecting position of the first connecting rod 612 is hinged to the mounting seat 69, the second connecting position of the first connecting rod 612 is hinged to the output end of the third driving member 610, one end of the second connecting rod 613 is hinged to the third hinge position of the first connecting rod 612, the other end of the second connecting rod 613 is hinged to the pressing arm 611 at the fourth hinge position, and the third driving member 610 can drive the first connecting rod 612 to swing and make the first connecting position, The third hinge joint position and the fourth hinge joint position are positioned on the same straight line. At this point, the linkage assembly is able to perform a self-locking function, the third drive member 610 may no longer apply a force, and the clamp clamping assembly 62 may still be able to maintain a clamped state. In the above embodiments, the third driving part 610 may adopt a motor or a cylinder.

In some embodiments, referring to fig. 5, the vertical support assembly may adopt a support plate, a support frame, etc., and preferably, the vertical support assembly includes a first upright 614, a second upright 615 and a cross beam 616, and the first upright 614 and the second upright 615 are connected by the cross beam 616 to form a frame, which has a simple structure and high structural strength.

In some embodiments, referring to fig. 1 and 7, in order to meet the positioning requirements of different vehicle body components, a three-axis flexible positioning unit 7 is provided on the sliding table 42, the three-axis flexible positioning unit 7 includes a three-axis driving mechanism 71, a first driving member 72 and a first positioning pin 73, the first driving member 72 is provided on the three-axis driving mechanism 71, and the first positioning pin 73 is provided at an output end of the first driving member 72. The three-axis driving mechanism 71 can drive the first positioning pin 73 to adjust the position in X, Y, Z three directions, and the first driving component 72 can drive the first positioning pin 73 to extend or retract to realize the positioning function of the vehicle body component, that is, the first positioning pin 73 is mounted on the three-axis flexible positioning unit 7 in the shared part, and by adjusting the position of the first positioning pin 73, the vehicle body components of different vehicle types can be positioned and clamped.

In some embodiments, referring to fig. 1 and 8, the shared portion further includes a Z-axis flexible positioning unit 8 disposed on the sliding table 42, where the Z-axis flexible positioning unit 8 includes a Z-axis driving mechanism 81, a second driving member 82, and a second positioning pin 83, the second driving member 82 is disposed on the Z-axis driving mechanism 81, and the second positioning pin 83 is disposed at an output end of the second driving member 82. The Z-axis driving mechanism 81 can drive the second positioning pin 83 to adjust the position in the Z direction (vertical direction), and the second driving component 82 can drive the second positioning pin 83 to extend or retract to achieve the positioning function of the vehicle body component, that is, the second positioning pin 83 is mounted on the Z-axis flexible positioning unit 8 in the shared part, and by adjusting the position of the second positioning pin 83, the vehicle body components of different vehicle types can be positioned and clamped.

In the above embodiment, the first driving part 72 and the second driving part 82 may adopt an air cylinder, a motor, etc., and one or more of the three-axis flexible positioning units 7 and the Z-axis flexible positioning units 8 may be respectively arranged to meet the positioning requirements of different vehicle body components, preferably, referring to fig. 1, the three-axis flexible positioning units 7 and the Z-axis flexible positioning units 8 are installed at four corners of the sliding table 42.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. Multi-vehicle type frock clamp switched systems, its characterized in that: comprises that

The welding station is provided with a robot, a welding gun placing assembly and a plurality of clamp placing assemblies;

a vehicle body component pick-and-place station;

the conveying device comprises a sliding table base, a sliding table and a sliding table driving mechanism, wherein the sliding table driving mechanism can drive the sliding table to run between the welding station and the vehicle body component taking and placing station along the sliding table base;

the robot can pick up and place the welding gun on the welding gun placing component, the robot can pick up and place a tooling fixture on the conveying device on the fixture placing component, and pick up and place another tooling fixture on the fixture placing component on the conveying device.

2. The multi-vehicle type tooling fixture switching system of claim 1, wherein: the tooling fixture is characterized in that a tooling fixture fixing mechanism is arranged on the sliding table and comprises a vertical supporting assembly, a bearing assembly and a fixture clamping assembly are arranged on the vertical supporting assembly, and the tooling fixture can be placed on the bearing assembly and clamped on the side of the vertical supporting assembly through the fixture clamping assembly.

3. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the three-shaft flexible positioning unit is arranged on the sliding table and comprises a three-shaft driving mechanism, a first driving part and a first positioning pin, the first driving part is arranged on the three-shaft driving mechanism, and the first positioning pin is arranged at the output end of the first driving part.

4. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the Z-axis flexible positioning unit is arranged on the sliding table and comprises a Z-axis driving mechanism, a second driving part and a second positioning pin, the second driving part is arranged on the Z-axis driving mechanism, and the second positioning pin is arranged at the output end of the second driving part.

5. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the bearing assembly comprises a first guide block, a second guide block matched with the first guide block is arranged on the tool clamp, a guide bulge is arranged at the top of the first guide block, and a guide groove is formed in the bottom of the second guide block.

6. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the vertical supporting assembly is provided with a third positioning pin, the third positioning pin is vertically arranged, the tool clamp is provided with a pin hole assembly in adaptive connection with the third positioning pin, and the vertical supporting assembly is provided with a pin hole pressing assembly on the opposite side of the third positioning pin.

7. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the automobile type vehicle-mounted automatic assembling device is characterized in that a first plug assembly is arranged on the vertical supporting assembly, a second plug assembly which is connected with the first plug assembly in an adaptive mode is arranged on the tool fixture, a vehicle type recognition sensor assembly is arranged on the vertical supporting assembly, a trigger component which is used in a matched mode with the vehicle type recognition sensor assembly is arranged on the tool fixture, a plurality of first limiting blocks are arranged on the side of the vertical supporting assembly, and a plurality of second limiting blocks matched with the first limiting blocks are arranged on the tool fixture.

8. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the clamp clamping assembly comprises a mounting seat, a third driving part, a connecting rod assembly and a pressure arm, the pressure arm is hinged on the mounting seat, the third driving component can drive the pressing arm to swing so that the tool clamp is clamped on the side of the vertical type supporting component, the linkage assembly includes a first linkage having a first hinge position, a second hinge position, and a third hinge position, the first connecting position of the first connecting rod is hinged with the mounting seat, the second hinge position of the first connecting rod is hinged with the output end of the third driving part, one end of the second connecting rod is hinged with the third hinge position of the first connecting rod, the other end of the second connecting rod is hinged with the pressure arm at the fourth hinge position, the third driving component can drive the first connecting rod to swing and enable the first connecting position, the third hinging position and the fourth hinging position to be located on the same straight line.

9. The multi-vehicle type tooling fixture switching system of claim 2, wherein: the sliding table driving mechanism comprises a rack arranged on the sliding table base and a fifth driving part arranged on the sliding table, and the output end of the fifth driving part is provided with a gear meshed with the rack for transmission.

10. The multi-vehicle type tooling fixture switching system of claim 9, wherein: the station is got to welding station and automobile body part on the slip table base and is put the station and be equipped with sensor on throne, and the both ends of slip table base are equipped with mechanical spacing part and overtravel sensor, fifth drive unit passes through the mounting panel and installs on the slip table, be equipped with the adjustment subassembly that can adjust the mounting panel position on the slip table.

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