CN116810384A - Automatic production line for steel-aluminum mixed front longitudinal beam of automobile body - Google Patents
Automatic production line for steel-aluminum mixed front longitudinal beam of automobile body Download PDFInfo
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Abstract
The application belongs to the technical field of automobile body part production, and particularly relates to an automatic production line for a steel-aluminum mixed front longitudinal beam of an automobile body, which comprises a longitudinal beam main body MIG welding station, a front floor connecting inner plate spot welding station, a front floor connecting inner plate FDS spot setting station, a front floor connecting inner plate FDS repair welding station, a front floor connecting outer plate FDS station, an assembly spot welding repair welding station and a product measurement and inspection station, wherein the production line is in a linear layout, and all manual feeding stations, robot feeding stations and assembly product discharging stations are positioned on the same side of the layout; the production line is provided with a visual real-time gluing quality detection and production data acquisition management system. The production line can be used for producing two products of the left front longitudinal beam and the right front longitudinal beam in a mixed line manner, and can also realize the rapid switching of other vehicle types or product clamps outside the production line and the production line mold changing production, so that the equipment utilization rate is further improved, and the production line cost is reduced.
Description
Technical Field
The application belongs to the technical field of automobile body part production, and relates to an automatic production line of an automobile body steel-aluminum mixed front longitudinal beam.
Background
The front side members are important components of the engine compartment of the lower body of the automobile, and when a vehicle carrying heavy parts such as an engine, a storage battery and the like collides positively, the left and right front side members are main bearing bodies of longitudinal force, and about 70% of the longitudinal force is borne by the front side members. Therefore, the structure of the front longitudinal beam in the structural design of the vehicle is required to have enough strength to bear the weight of the vehicle body and important parts, the stability of the vehicle body frame is ensured, the vehicle frame also has good energy absorbing capacity, the front section of the longitudinal beam can absorb energy and deform when the vehicle body is impacted positively, the rear end structure is stable, the deformation of the cockpit is ensured to be as small as possible, and then the personnel in the vehicle are protected.
With the development of lightweight car body technology, the traditional carbon steel front longitudinal beam is gradually replaced by a steel-aluminum mixed structure. The steel-aluminum mixed front longitudinal beam generally comprises a longitudinal beam main body, a front floor connecting outer plate, a front floor connecting inner plate, a plurality of cabin connecting small pieces and the like, wherein the longitudinal beam main body is made of aluminum alloy sections, other parts are made of carbon steel materials, and the connecting process comprises steel spot welding, aluminum alloy arc welding, cementing, FDS (hot melt self tapping screw), stud welding, riveting and the like. The traditional carbon steel front longitudinal beam is mainly subjected to resistance spot welding, the connecting process is single, a robot workstation is generally adopted in production, a plurality of problems can be caused if the mode is adopted in production of the steel-aluminum mixed front longitudinal beam, operators are excessive at first, the variety of connecting processes of the steel-aluminum mixed front longitudinal beam is various, each process is completed in a separate workstation, and the work pieces of the workstation are required to be handled by special personnel, so that the number of the operators is increased; secondly, the production logistics is complex, the production of the steel-aluminum mixed front longitudinal beam requires multiple working procedures, if the production is carried out in a workstation mode, a large amount of semi-finished product stock can be produced, a large amount of manpower and resources can be occupied by logistics turnover, and the production organization is easy to be confused; thirdly, the product quality is difficult to control, a discrete workstation cannot effectively collect technological parameter information, quality defects are easy to occur, data tracing is difficult, and the cost is greatly increased due to the fact that manual quality inspection of semi-finished products is added between working procedures; finally, the equipment investment and the occupied area are large, and the overall production automation, informatization, intellectualization and flexibility degree are poor.
By searching, the following patent documents related to the present application are found, the specific contents of which are as follows:
chinese patent publication No.: CN110355577a discloses a flexible automatic production line for a left front longitudinal beam of an automobile, which comprises a PLC control device, a first-region production line, a second-region production line and a third-region production line; the first-area production line, the second-area production line and the third-area production line are respectively provided with a plurality of workpiece loading stations, a plurality of welding stations, a plurality of carrying stations and workpiece unloading stations; the workpiece feeding station is provided with a manual workpiece feeding table, and the manual workpiece feeding table is provided with a clamp switching device with a workpiece feeding detection sensor and a clamp storage device for placing clamps of a plurality of types; the welding station is provided with a welding robot, a gripper storage rack used for placing a plurality of types of grippers and a fixed welding gun; the carrying station is provided with a carrying robot; the one-area production line also comprises a gluing station provided with a gluing machine and a conveying station provided with a conveying belt; the three-zone production line also comprises an arc welding workbench provided with an arc welding machine and a movable slipway; it can be seen that the left and right members of the front side member of the automobile described in the application are produced by separate production lines, so that the floor space of the workshop is large and the utilization rate of equipment is low.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides an automatic production line for the steel-aluminum mixed front longitudinal beam of the automobile body, which can produce left and right front longitudinal beams in a mixed line, is compatible with the production of similar workpieces of different automobile types, and greatly improves the utilization rate of equipment.
In order to achieve the above object, the present application provides the following technical solutions:
an automatic production line for a steel-aluminum mixed front longitudinal beam of an automobile body comprises
The longitudinal beam main body MIG welding station is connected with the front floor and is connected with an inner plate FDS (fully drawn guide) positioning station to transfer a semi-finished product of a longitudinal beam main body part through an AGV (automatic guided vehicle) trolley (10), and comprises laser code printing equipment for printing codes on a longitudinal beam main body workpiece and code scanning equipment for scanning code records;
the front floor connecting inner plate spot welding station is used for carrying out workpiece transfer with the front floor connecting inner plate FDS spot positioning station through a transfer robot, and comprises a spot welding transfer robot, a first automatic glue extruding system and a second servo turntable for carrying out manual workpiece picking and placing and spot welding operations;
the front floor is connected with an FDS (fully drawn yarn) spot positioning station of the inner plate, the FDS spot positioning station is connected with the front floor, and a workpiece is transferred through a first seven-axis transfer robot, wherein the work area of the first seven-axis transfer robot is provided with a manual rivet pulling station and three sets of workpiece feeding sliding tables;
the front floor is connected with the FDS repair welding station of the inner plate, and the front floor is connected with the FDS station of the outer plate to transfer workpieces through a second seven-axis transfer robot, wherein the front floor comprises a second FDS robot and two sets of welding clamps;
the front floor is connected with an outer plate FDS station, and the front floor and the assembly spot welding station are used for workpiece transfer through a third spot welding transfer robot, and the front floor comprises two third FDS robots and a third servo turntable;
the assembly spot welding station, the assembly spot welding repair welding station and the product measurement inspection station are used for transferring workpieces through the eight-axis spot welding transfer robot, and the assembly spot welding station comprises a third spot welding transfer robot used for performing spot welding operation;
the assembly spot welding repair welding station, the assembly spot welding station and the product measurement inspection station are used for transferring workpieces through an eight-axis spot welding transfer robot, and the assembly spot welding repair welding station comprises the eight-axis spot welding transfer robot, a fourth servo turntable and a first fixed spot welding clamp, wherein a front floor is mounted on the fourth servo turntable and is connected with an outer plate nut plate;
the product measurement inspection station, it carries out the work piece transportation through eight spot welding transfer robots with assembly spot welding station and assembly spot welding repair welding station, including one set of vision measurement robot, two sets of product offline slipways and two sets of vision measurement anchor clamps, wherein, vision measurement anchor clamps fall to the ground fixed mounting.
Moreover, the fixture of each station is provided with a guiding, positioning and fixing mechanism for switching fixtures of other vehicle types or products, and each station is located on the same side of the production line.
Moreover, the first automatic glue extruding system, the second automatic glue extruding system and the third automatic glue extruding system are respectively provided with a servo quantitative mechanism and a real-time visual detection system for alarming quality defects generated in the gluing process.
Moreover, when the product measurement and inspection station works, the robot automatically shoots a post-vision system to measure the critical dimension.
Moreover, the laser coding equipment codes the products, and codes are scanned at a MIG welding station of the longitudinal beam main body, a seven-axis transfer robot and a workpiece station on the longitudinal beam main body part.
And moreover, the automatic production line of the steel-aluminum mixed front longitudinal beam of the automobile body is also provided with a data acquisition management system, which is used for identifying product information according to code scanning information and correlating data uploaded by production equipment.
And defective products generated in the process of gluing, FDS and the like of the workpiece are placed to a defective product discharging station closest to the first carrying robot, the second carrying robot and the eight-axis spot welding carrying robot to be discharged respectively, and products to be repaired are discharged from the corresponding defective product discharging stations.
And the second spot welding transfer robot, the third spot welding transfer robot and the spot welding tongs held by the eight-axis spot welding transfer robot are provided with part grabbing mechanisms for grabbing the workpieces to carry out transfer, gluing and spot welding repair welding operations.
Moreover, the gripper mechanisms are all of polyhedral structures which are used for compatibly gripping various parts and semi-finished workpieces.
Compared with the prior art, the application has the beneficial effects that:
the automobile front longitudinal beam product related to the automatic production line of the automobile body steel-aluminum mixed front longitudinal beam is a lightweight automobile body related structure, is made of mixed carbon steel and aluminum alloy, comprises a steel-aluminum dissimilar material connecting process besides carbon steel spot welding, aluminum alloy arc welding and other equivalent metal connecting processes, is different from a traditional single-material structure product single-process production line, and further improves production quality.
The automatic production line for the steel-aluminum mixed front longitudinal beams of the automobile body integrates the left front longitudinal beam and the right front longitudinal beam into one production line for production, can be compatible with the production of similar products of different automobile types, has higher flexibility, reduces the use of occupied area and further improves the utilization rate of equipment.
The automatic production line of the steel-aluminum mixed front longitudinal beam of the automobile body is provided with the product measurement and inspection station at the last station, adopts a machine vision measurement mode to inspect the key outline dimension of the product, the position and the dimension of the hole, the type and the number of standard components and the like, further realizes the hundred-percent full inspection of the product and improves the measurement efficiency.
In the gluing process, the FDS process and the spot welding process, if the equipment is abnormal, a fault alarm signal is automatically sent to the PLC system and process parameter information is uploaded, the PLC system controls the transfer robot to grasp a workpiece from a fault station and place the workpiece on a product offline sliding table closest to the workpiece, defective product fault information and repair suggestions are manually inquired through the integrated machine, the repaired workpiece is manually placed back into a defective product offline work position table, the transfer robot is used for two-dimensional code scanning after grasping the workpiece to confirm the workpiece information, the fault information is inquired, the production process is continued from a correct station according to a preset repair workpiece re-uploading program, and the utilization rate of the equipment is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an automatic production line for a steel-aluminum hybrid front longitudinal beam of an automobile body;
FIG. 2 is a schematic view of a front station structure of an automatic front rail production line of the present application;
FIG. 3 is a schematic diagram of a middle station structure of an automatic front longitudinal beam production line of the application;
FIG. 4 is a schematic view of the rear station structure of the front longitudinal automatic production line of the present application;
wherein: 1-automobile body front longitudinal beam automatic production line, 2-longitudinal beam main body MIG welding station, 201-laser coding equipment, 202-code scanning equipment, 203-first servo turntable, 204-welding robot, 205-stud welding station, 3-front floor connecting inner plate spot welding station, 301-spot welding transfer robot, 302-second servo turntable, 303-first automatic glue extruding system, 4-front floor connecting inner plate FDS spot positioning station, 401-first FDS robot, 5-front floor connecting inner plate FDS repair welding station, 501-second FDS robot, 6-front floor connecting outer plate FDS station, 601-third FDS robot, 602-third servo turntable, 7-assembly spot welding station, 701-third spot welding transfer robot, 8-assembly spot welding repair welding station, 801-eight-axis spot welding transfer robot, 802-fourth servo turntable, 803-first fixed spot welding tongs, 9-product measurement inspection station, 901-vision measurement robot, 902-product drop-off slipway, 10-AGV dolly, 11-transfer robot, 1101-second fixed spot welding tongs, 12-seven-axis transfer robot, 1201-first product on slipway, 1202-manual rivet station, 1203-second automatic glue extrusion system, 13-second seven-axis transfer robot, 1301-second product on slipway, 1302-third automatic glue extrusion system, 1303-manual stud welding station.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, based on the examples herein, which are within the scope of the application as defined by the claims, will be within the scope of the application as defined by the claims.
As shown in fig. 1-4, the present application provides a technical solution: an automatic production line for a steel-aluminum mixed front longitudinal beam of an automobile body comprises
The longitudinal beam main body MIG welding station 2 is connected with a front floor and an inner plate FDS (fully drawn guide) positioning station 4 for transferring a semi-finished product of a longitudinal beam main body part through an AGV trolley 10, and comprises laser code printing equipment 201 for printing codes on a longitudinal beam main body workpiece and code scanning equipment 202 for scanning code records;
the front floor connecting inner plate spot welding station 3, which performs workpiece transfer with the front floor connecting inner plate FDS positioning station 4 through the transfer robot 11, comprises a spot welding transfer robot 301, a first automatic glue squeezing system 303 and a second servo turntable 302 for performing manual workpiece picking and placing and spot welding operations;
the front floor is connected with an inner plate FDS positioning station 4, a workpiece is transferred with a front floor connecting inner plate FDS repair welding station 5 through a first seven-axis transfer robot 12, the workpiece comprises a left front longitudinal beam, a right front longitudinal beam and two sets of welding clamps, wherein a manual rivet pulling station 1202 and three sets of workpiece feeding sliding tables 1201 are arranged in the working area of the first seven-axis transfer robot 12;
the front floor connecting inner plate FDS repair welding station 5 is used for carrying out workpiece transfer with the front floor connecting outer plate FDS station 6 through a second seven-axis transfer robot 13, and comprises a second FDS robot 501 and two sets of welding clamps;
the front floor is connected with an outer plate FDS station 6, and the front floor and the assembly spot welding station 7 are used for workpiece transfer through a third spot welding transfer robot 701, and the front floor comprises two third FDS robots 601 and a third servo rotary table 602;
an assembly spot welding station 7, which performs workpiece transfer with the assembly spot welding repair welding station 8 and the product measurement inspection station 9 through an eight-axis spot welding transfer robot 801, and comprises a third spot welding transfer robot 701 for performing spot welding operation;
the assembly spot welding repair welding station 8 performs workpiece transfer with the assembly spot welding station 7 and the product measurement and inspection station 9 through an eight-axis spot welding transfer robot 801, and comprises the eight-axis spot welding transfer robot 801, a fourth servo turntable 802 and a first fixed spot welding clamp 803, wherein a front floor is mounted on the fourth servo turntable 802 and is connected with an outer plate nut plate;
the product measurement inspection station 9, which carries out workpiece transfer with the assembly spot welding station 7 and the assembly spot welding repair welding station 8 through the eight-axis spot welding transfer robot 801, comprises a set of vision measurement robot 901, two sets of product offline sliding tables 902 and two sets of vision measurement clamps, wherein the vision measurement clamps are fixedly arranged on the ground.
Example 1
As shown in fig. 1, a schematic structural diagram of an automatic production line for front longitudinal beams of automobile bodies according to this embodiment is shown, the automatic production line 1 for front longitudinal beams of automobile bodies can produce two kinds of products of left and right front longitudinal beam assemblies in a mixed line, the component parts and the production process of the front longitudinal beam assemblies are more, in order to improve the production efficiency, the stations of the automatic production line 1 for front longitudinal beams of automobile bodies are arranged linearly, each process unit is provided with two stations, each of which is provided with a set of clamps corresponding to the left and right assembly products respectively, and the robot works alternately between the two stations. Therefore, the automobile body front longitudinal beam automatic production line 1 alternately produces left and right front longitudinal beam assembly products, and all single product feeding stations and assembly product discharging stations of the automobile body front longitudinal beam automatic production line 1 are positioned on the same side of the production line, wherein the automatic production line comprises 3 manual feeding stations, 5 robot feeding stations and 2 product automatic discharging stations.
The automatic production line 1 for the front longitudinal beam of the automobile body comprises a longitudinal beam main body MIG welding station 2, a front floor connecting inner plate spot welding station 3, a front floor connecting inner plate FDS spot setting station 4, a front floor connecting inner plate FDS repair welding station 5, a front floor connecting outer plate FDS station 6, an assembly spot welding station 7, an assembly spot welding repair welding station 8 and a product measuring and checking station 9 from the right side to the left side according to the layout. The method can automatically complete various processes of aluminum alloy arc welding, subcomponent steel spot welding, damping rubber coating, steel aluminum material FDS connection, structural rubber coating, assembly steel spot welding, visual measurement and detection and the like of the steel-aluminum mixed front longitudinal beam product.
In the embodiment of the application, a semi-finished product of a longitudinal beam main body part is transported between a longitudinal beam main body MIG welding station 2 and a front floor connecting inner plate FDS positioning station 4 through an AGV trolley 10. The transfer robot 11 is responsible for transferring workpieces between the front floor connecting inner plate spot welding station 3 and the front floor connecting inner plate FDS positioning station 4. The seven-axis transfer robot 12 is responsible for workpiece transfer between the front floor connecting inner plate FDS positioning station 4 and the front floor connecting inner plate FDS repair welding station 5. The seven-axis transfer robot 13 is responsible for workpiece transfer between the front floor connecting inner plate FDS repair welding station 5 and the front floor connecting outer plate FDS station 6. The spot welding transfer robot 701 is responsible for transferring workpieces between the front floor connecting outer plate FDS station 6 and the assembly spot welding station 7. The eight-axis spot welding transfer robot 801 is responsible for transferring workpieces among the assembly spot welding station 7, the assembly spot welding repair welding station 8 and the product measurement and inspection station 9. The production line does not have the condition of manual work long distance transport work piece, has further reached the purpose that improves the automation.
In the embodiment of the application, the welding robot 204, the third spot welding transfer robot 701 and the eight-axis spot welding transfer robot 801 are provided with the spot welding tongs integrated product grippers, so that spot welding operation can be completed, workpieces can be grasped to carry out operations such as transfer, gluing and repair welding, and the purpose of improving efficiency is further achieved.
In the embodiment of the application, the first servo turntable 203, the second servo turntable 302 and the third servo turntable 602 are all of a two-station structure, and can horizontally rotate by ±180°, so that workpiece loading and unloading and robot working can be simultaneously performed on two sides of the turntable, thereby further achieving the purpose of improving efficiency. Each station is provided with a guiding and positioning mechanism and an energy quick switching unit, so that clamps of other vehicle types can be conveniently and quickly replaced, and the aim of improving flexibility is further fulfilled.
In the embodiment of the application, all the floor clamps are arranged on the quick-fixing positioning mechanism, so that the clamps of other vehicle types can be conveniently and quickly replaced, and the aim of improving the flexibility is further fulfilled.
In the embodiment of the application, the first automatic glue extruding system 303, the second automatic glue extruding system 1203 and the third automatic glue extruding system 1302 are all provided with a servo quantitative mechanism and a real-time visual detection system, so that quality defects generated in the gluing process are automatically alarmed, related problems are prevented from being transmitted to subsequent procedures, and the purposes of improving automation and intellectualization are further achieved.
In the embodiment of the application, the working flow of the automatic production line of the steel-aluminum mixed front longitudinal beam of the automobile body is as follows:
first, the laser coding device 201 codes the aluminum alloy section front longitudinal beam main body part manually, and the code scanning device 202 scans the code to log in the product information, and then the part is manually mounted on the fixture of the first servo turntable 203. After the MIG welding is completed by the welding robot 204, the workpiece is manually placed on the AGV 10, and the AGV 10 transports it to the manual rivet pulling station 1202. After the rivet pulling work is completed manually, the longitudinal beam main body part and the cabin connecting small piece are installed on the first product line-up sliding table 1201. The first seven-axis transfer robot 12 scans the code confirmation information in the code scanning device 202 after holding the workpiece, then performs gluing by matching with the second automatic glue squeezing system 1203, and finally is installed on a fixture of the front floor connecting inner plate FDS positioning station 4.
Meanwhile, in the process, a new workpiece is manually installed on the fixture of the second servo turntable 302 of the front floor connecting inner plate spot welding station 3, after the turntable rotates in place, the spot welding transfer robot 301 grabs the workpiece and matches with the second fixed spot welding pliers 1101 to repair and weld, and the workpiece is installed on the fixture of the front floor connecting inner plate FDS spot positioning station 4 after repair and welding is completed, so that the station automatic loading process is completed. The first FDS robot 401 performs the FDS operation, and after completion, the first seven-axis transfer robot 12 grips the workpiece and directly mounts the workpiece to the jig of the front floor-connecting inner panel FDS repair welding station 5, and the second FDS robot 501 performs the FDS repair welding operation. After the second seven-axis transfer robot 13 grabs the workpiece, the workpiece is glued by matching with a third automatic glue squeezing system 1302, then the workpiece is mounted on a clamp of a third servo rotary table 602 of the front floor connecting outer plate FDS station 6, then the front floor connecting outer plate part and the cabin connecting small part are grabbed from a second product line-up sliding table 1301 and mounted on the clamp of the third servo rotary table 602, and automatic feeding is completed.
The stud welding process on the part is completed at the manual stud welding station 1303, after the automatic loading of the clamp of the third servo turntable 602 is completed, the turntable rotates to the proper position, and the two third FDS robots 601 simultaneously perform FDS operation. Subsequently, the third spot welding transfer robot 701 grips the workpiece and is mounted to the jig of the assembly spot welding station 7 to complete the spot fixed spot welding. The eight-axis spot welding transfer robot 801 grabs the workpiece subjected to fixed spot welding, first matches with the first fixed spot welding tongs 803 to repair weld the welding spots at the special positions, then installs the workpiece on a fixture of a fourth servo turntable 802 of the assembly spot welding repair welding station 8, and the robot manually completes the installation of the two front floor connecting inner plate small pieces before workpiece loading. The spot welding of this station is completed by the eight-axis spot welding transfer robot 801, and after completion, is grasped by the eight-axis spot welding transfer robot 801 and mounted on the jig of the product measurement inspection station 9. The vision measurement robot 901 performs photographing measurement and detection, and a qualified product is lifted by the product offline sliding table 902 and moves to a manual workpiece taking position so as to complete product offline.
The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the specific details of the above embodiments, and various simpler modifications can be made to the technical solutions of the present application within the scope of the technical concept of the present application, and all the simple modifications belong to the protection scope of the present application.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described separately.
Moreover, any combination of the various embodiments of the application can be made without departing from the spirit of the application, which should also be considered as disclosed herein.
Claims (9)
1. An automatic production line for a steel-aluminum mixed front longitudinal beam of an automobile body is characterized by comprising
The longitudinal beam main body MIG welding station (2) is connected with the front floor and is connected with the inner plate FDS dotting station (4) to transfer a semi-finished product of the longitudinal beam main body part through the AGV trolley (10), and comprises laser code printing equipment (201) for printing codes on a longitudinal beam main body workpiece and code scanning equipment (202) for scanning code records;
the front floor is connected with the inner plate spot welding station (3), and the front floor is connected with the inner plate FDS spot positioning station (4) to transfer workpieces through a transfer robot (11), and the front floor comprises a spot welding transfer robot (301), a first automatic glue extruding system (303) and a second servo turntable (302) for manually taking and placing workpieces and performing spot welding operations;
the front floor is connected with an inner plate FDS (fully drawn wire) positioning station (4), and the front floor is connected with an inner plate FDS repair welding station (5) to transfer workpieces through a first seven-axis transfer robot (12), wherein the work area of the first seven-axis transfer robot (12) is provided with a manual rivet pulling station (1202) and three upper piece sliding tables (1201);
the front floor connecting inner plate FDS repair welding station (5) and the front floor connecting outer plate FDS station (6) are used for carrying out workpiece transfer through a second seven-axis transfer robot (13), and the front floor connecting inner plate FDS repair welding station comprises a second FDS robot (501) used for carrying out FDS repair welding operation and two sets of welding clamps;
the front floor is connected with an outer plate FDS station (6), and the front floor and the assembly spot welding station (7) carry out workpiece transfer through a third spot welding transfer robot (701), and comprises two third FDS robots (601) and a third servo rotary table (602);
an assembly spot welding station (7) which performs workpiece transfer with an assembly spot welding repair welding station (8) and a product measurement inspection station (9) through an eight-axis spot welding transfer robot (801), and comprises a third spot welding transfer robot (701) for performing spot welding operation;
the assembly spot welding repair welding station (8) performs workpiece transfer with the assembly spot welding station (7) and the product measurement and inspection station (9) through an eight-axis spot welding transfer robot (801), and comprises the eight-axis spot welding transfer robot (801), a fourth servo turntable (802) and a first fixed spot welding clamp (803), wherein a front floor is mounted on the fourth servo turntable (802) and is connected with an outer plate nut plate;
product measurement inspection station (9), it carries out the work piece with assembly spot welding station (7) and assembly spot welding repair welding station (8) through eight spot welding transfer robot (801), including one set of vision measurement robot (901), two sets of product offline sliding table (902) and two sets of vision measurement anchor clamps, wherein, vision measurement anchor clamps are fixed mounting on the ground.
2. The automatic production line for steel-aluminum hybrid front longitudinal beams of automobile bodies according to claim 1, wherein the tool clamps of all the stations are provided with guiding, positioning and fixing mechanisms for switching clamps of other automobile types or products, and all the stations are located on the same side of the production line.
3. The automatic production line for the steel-aluminum mixed front longitudinal beam of the automobile body according to claim 1, wherein the first automatic glue extruding system, the second automatic glue extruding system and the third automatic glue extruding system are respectively provided with a servo quantitative mechanism and a real-time visual detection system for alarming quality defects generated in the gluing process.
4. The automatic production line for steel-aluminum hybrid front stringers for automotive bodies according to claim 3, wherein the post-photo vision system is automatically photographed by a robot to measure critical dimensions while the product measurement inspection station is operating.
5. The automatic production line for steel-aluminum hybrid front longitudinal beams of automobile bodies according to claim 1, wherein the laser coding equipment codes products and scans codes at a longitudinal beam main body MIG welding station, a seven-axis transfer robot and a longitudinal beam main body part upper part work station.
6. The automatic production line for the steel-aluminum hybrid front longitudinal beam of the automobile body according to claim 5, wherein the automatic production line for the steel-aluminum hybrid front longitudinal beam of the automobile body is further provided with a data acquisition management system for identifying product information according to code scanning information and correlating data uploaded by production equipment.
7. The automatic production line for the steel-aluminum hybrid front longitudinal beam of the automobile body according to claim 1, wherein defective products generated in the processes of gluing, FDS and the like of the workpieces are placed to a defective product unloading station closest to the first transfer robot, the second transfer robot and the eight-axis spot welding transfer robot respectively for unloading, and products to be repaired are also unloaded from the corresponding defective product unloading stations.
8. The automatic production line for the steel-aluminum hybrid front longitudinal beam of the automobile body according to claim 1, wherein the second spot welding transfer robot, the third spot welding transfer robot and the eight-axis spot welding transfer robot are provided with a part grabbing mechanism for grabbing the workpiece for transfer, gluing and spot welding repair welding.
9. The automatic production line of the steel-aluminum hybrid front longitudinal beam of the automobile body according to claim 8, wherein the gripper mechanisms are all of polyhedral structures for compatibly gripping various parts and semi-finished workpieces.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310794489.3A CN116810384A (en) | 2023-06-30 | 2023-06-30 | Automatic production line for steel-aluminum mixed front longitudinal beam of automobile body |
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| CN202310794489.3A CN116810384A (en) | 2023-06-30 | 2023-06-30 | Automatic production line for steel-aluminum mixed front longitudinal beam of automobile body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118106775A (en) * | 2024-04-16 | 2024-05-31 | 东莞市梵宇自动化科技有限公司 | Novel intelligent production line for PCB drill points |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118106775A (en) * | 2024-04-16 | 2024-05-31 | 东莞市梵宇自动化科技有限公司 | Novel intelligent production line for PCB drill points |
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