CN220921243U - Intelligent end frame welding production line - Google Patents
Intelligent end frame welding production line Download PDFInfo
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- CN220921243U CN220921243U CN202322688509.7U CN202322688509U CN220921243U CN 220921243 U CN220921243 U CN 220921243U CN 202322688509 U CN202322688509 U CN 202322688509U CN 220921243 U CN220921243 U CN 220921243U
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- 238000003466 welding Methods 0.000 title claims abstract description 120
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- 230000007306 turnover Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
An intelligent end frame welding production line comprises an automatic conveying system and a laser welding system; the automatic conveying system comprises a double-layer roller way backflow conveying line for conveying the end frame, a front lifting platform arranged on the front side of the double-layer roller way backflow conveying line and a rear lifting platform arranged on the rear side of the double-layer roller way backflow conveying line, wherein the three are in butt joint along the length direction; the laser welding system is arranged on one side of the double-layer roller way reflow conveying line and comprises at least one welding positioner for placing an end frame to be welded, at least one welding robot is arranged on one side of the welding positioner, and moves along a robot track to weld the end frame on the welding positioner. The utility model can ensure that the whole production line occupies small area, has high degree of automation and greatly improves the welding efficiency.
Description
Technical Field
The utility model relates to a production line, in particular to an intelligent end frame welding production line.
Background
The end frames of the existing container or house mould and the like usually comprise two columns, a beam body is connected between the two columns, an end frame structure is formed by welding, and the end frames are arranged at two ends of the container or house mould. The end frames of the existing container are usually connected with corner fittings between the column body and the beam body, and the welding mode is usually carried out manually in a factory, and no complete welding assembly line exists. The application prefabricates the end frame in advance and then installs the end frame on a container or a house die, and the end frame prefabricates in advance and needs a set of complete production line to weld, so that no special welding production line for the end frame exists at present. The application needs to design a set of production line with small occupied area and high automation degree so as to meet the welding requirement of the end frame.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provide an intelligent end frame welding production line with small occupied area and high welding efficiency.
The technical scheme of the utility model is as follows: an intelligent end frame welding production line comprises an automatic conveying system and a laser welding system; the automatic conveying system comprises a double-layer roller way backflow conveying line for conveying the end frame, a front lifting platform arranged on the front side of the double-layer roller way backflow conveying line and a rear lifting platform arranged on the rear side of the double-layer roller way backflow conveying line, wherein the three are in butt joint along the length direction; the laser welding system is arranged on one side of the double-layer roller way reflow conveying line and comprises at least one welding positioner for placing an end frame to be welded, at least one welding robot is arranged on one side of the welding positioner, and moves along a robot track to weld the end frame on the welding positioner.
Further, the production line also comprises a gantry truss grabbing system which is arranged above the automatic conveying system and the laser welding system.
Further, the gantry truss grabbing system comprises a plurality of stand columns which are arranged at intervals and are arranged on two sides of the double-layer roller way backflow conveying line and the laser welding system, and cross beams are arranged between the stand columns on the same side; truss trolleys are connected between the cross beams at the two sides, and can walk on the cross beams; the truss trolley is provided with a vacuum chuck lifting appliance capable of longitudinally moving along the truss trolley, and the vacuum chuck lifting appliance is controlled to lift by a belt lifting mechanism.
Further, the double-layer roller way backflow conveying line comprises an upper layer roller way conveying line and a lower layer roller way conveying line, wherein the upper layer roller way conveying line is used for placing an end frame to be welded, and the lower layer roller way conveying line is used for placing the welded end frame; a plurality of rollers which are arranged at intervals are arranged on the roller way conveying line of each layer.
Further, the frame both sides of upper roller way transfer chain and lower floor's roller way transfer chain all are equipped with the gyro wheel of relative setting, and the gyro wheel is arranged along the length direction interval of roller way transfer chain, and the direction of gyro wheel is the horizontal arrangement, and after the end frame was placed on the roller, its both sides and gyro wheel contact.
Further, the upper roller way conveying line is provided with a photoelectric sensor at a specific position, and the end frame stops when moving to the position, so that the gantry truss grabbing system grabs the end frame and places the end frame on a corresponding station of the laser welding system for welding.
Further, the front lifting platform and the rear lifting platform are both scissor type lifting platforms.
Further, the welding positioner comprises a turnover table, and a positioning mechanism is arranged on the turnover table and can position and fasten the end frame to be welded; the overturning platform can overturn by 360 degrees.
Further, the laser welding system comprises two welding position shifters and two welding robots, wherein the two welding robots are positioned on the same robot track, and the two robots work independently while avoiding an interference area; the front end of the welding robot is provided with a shooting system for tracking the welding line.
Further, the front side of the front lifting platform is provided with a spot welding station for performing spot welding on the column body and the beam body forming the end frame.
The utility model has the beneficial effects that: on one hand, the double-layer roller way reflow conveying line, the front lifting platform and the rear lifting platform are combined, so that the occupied area of the whole production line is small, a long production line is not required to be arranged, only the conveying and reflow are required to be carried out through the two layers of roller ways, and the automation degree is high; on the other hand, through setting up laser welding system, can realize the double-sided welding of end frame, and two robots can weld the both sides of end frame simultaneously, improve welding efficiency greatly. In addition, through setting up longmen truss and snatch the system, need not increase ground area, whole production line is arranged compactly, intelligent level is high.
Drawings
FIG. 1 is a schematic diagram of a production line according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a part of an enlarged structure of a double-layer roller way reflow conveyor line of the utility model;
FIG. 3 is an enlarged schematic view of the laser welding system of the present utility model;
FIG. 4 is an enlarged schematic view of the embodiment of the weld fixture of FIG. 3.
The attached drawings are used for identifying and describing:
1. an automatic conveying system; 2. a laser welding system; 3. the gantry truss grabbing system; 4. an end frame; 5. a spot welding station;
11. A double-layer roller way reflow conveying line; 12. a front lifting platform; 13. a rear lifting platform; 21. a welding positioner; 22. a welding robot; 23. a robot track; 31. a column; 32. a cross beam;
111. a roller; 112. a roller; 211. a turnover table; 212. and a positioning mechanism.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific examples.
As shown in fig. 1: an intelligent end frame welding production line comprises an automatic conveying system 1 and a laser welding system 2; wherein the laser welding system 2 is arranged at one side of the automatic conveying system 1; the gantry truss grabbing system 3 is arranged above the automatic conveying system 1 and the laser welding system 2, and can grab the end frame 4 on the automatic conveying system 1 to the laser welding system 2 for laser welding and grab the welded end frame to the automatic conveying system.
In this embodiment, two sets of automatic conveying systems and laser welding systems are preferably arranged to improve production efficiency, and the occupied area is small. Two sets of automatic conveying systems are adjacently arranged, a channel is reserved between the two sets of automatic conveying systems, and the laser welding systems 2 are respectively positioned on one side of the corresponding automatic conveying system 1 and are independently welded. The end frame 4 comprises two columns and a beam body arranged between the two columns, thereby forming an end frame structure. Before the end frame enters the laser welding system for welding, the cylinder and the beam body are pre-spot welded in advance to form a whole, so that the end frame is convenient to convey and grasp.
Specifically, as shown in fig. 2: the automatic conveying system 1 comprises a double-layer roller way backflow conveying line 11, a front lifting platform 12 arranged on the front side of the double-layer roller way backflow conveying line and a rear lifting platform 13 arranged on the rear side of the double-layer roller way backflow conveying line, wherein the three are in butt joint along the length direction. In this embodiment, the double-layer roller way reflow conveyor line 11 includes an upper layer roller way conveyor line and a lower layer roller way conveyor line, wherein the upper layer roller way conveyor line is used for placing the pre-welded end frame 4, and the lower layer roller way conveyor line is used for placing the welded end frame. The roller conveying line of each layer is provided with a plurality of rollers 111 which are arranged at intervals, the two sides of the rack of the roller conveying line are provided with rollers 112 which are arranged oppositely, the rollers 112 are arranged at intervals along the length direction of the rack, the directions of the rollers 112 are horizontally arranged, and after the end frame 4 is placed on the rollers 111, the two sides of the end frame are contacted with the rollers 112. The transmission mode of the conveying line can be roller driving, namely at least a part of rollers are active rollers, and the rollers are controlled to rotate through a motor, so that the end frame moves along the roller under the driving of the rollers. Meanwhile, the roller can also play a role in positioning. Or driven by a roller; at least a part of rollers are driven to rotate by a motor, so that the end frame is driven to move. The roller driving mode is preferably adopted in the embodiment, and the roller mainly plays a role in positioning and auxiliary transmission. The upper roller way conveying line is provided with a photoelectric sensor at a specific position so as to automatically stop when the end frame moves to the position, so that the gantry truss grabbing system grabs the end frame and places the end frame on a corresponding station of the laser welding system for positioning welding.
In this embodiment, the front lifting platform 12 and the rear lifting platform 13 have the same structure and are scissor type lifting platforms, and can lift and descend under the drive of a driving mechanism such as an air cylinder or a hydraulic cylinder, so that the end frame 4 can be conveniently conveyed to an upper layer or a lower layer roller way conveying line.
In this embodiment, the front side of the front lifting platform 12 is provided with a spot welding station 5, which can spot weld the column and the beam body that form the end frame to form an integral structure.
In the embodiment, the gantry truss grabbing system 3 comprises a plurality of stand columns 31 which are arranged at two sides of the double-layer roller way reflow conveying line and the laser welding system at intervals, and a cross beam 32 is arranged between the stand columns at the same side; the truss trolley is connected between the cross beams on two sides, is vertically arranged with the cross beams, walks on the cross beams by adopting a gear rack structure and single servo motor driving, for example, the rails of the cross beams are designed into a rack structure, and are meshed with racks through gears on the truss trolley to drive the gears to rotate through the servo motors. The truss trolley is provided with a vacuum chuck lifting appliance capable of longitudinally moving along the truss trolley, and the vacuum chuck lifting appliance is also driven by a gear rack structure and a single servo motor, so that the details are not repeated. The vacuum chuck lifting appliance comprises a horizontal lifting frame and a plurality of vacuum chucks arranged on the horizontal lifting frame, and the horizontal lifting frame controls the lifting of the vacuum chucks through a belt lifting mechanism. The belt lifting mechanism is driven by a belt structure and a single variable frequency motor, and the structure is the prior art and is not described in detail herein. According to the embodiment, the belt lifting mechanism is used for controlling the horizontal hanging frame to drive the vacuum chuck to descend so as to suck the end frame, then the vacuum chuck is lifted, the vacuum chuck lifting tool longitudinally moves to a designated station of the laser welding system along the truss trolley, and then the vacuum chuck lifting tool descends so as to put down the end frame.
As shown in fig. 3 and 4: in this embodiment, the laser welding system 2 includes two welding position shifters 21 and two welding robots 22, and the welding position shifters 21 are disposed between the welding robots 22 and the double-layer roller way reflow conveyor line 11. Two welding robots 21 are independently operated on the same robot rail 23 (seven-axis ground rail), and each welding robot 22 corresponds to one welding positioner 21. The welding positioner 21 comprises a turnover table 211, and a positioning mechanism 212 is arranged on the turnover table and can position and fasten the end frame 4; the overturning table 211 can overturn by 360 degrees. The welding positioner 21 of this embodiment is preferably a biaxial positioner, and since the inversion of the positioner is already prior art, it will not be described in detail here. The welding robot 22 is a six-axis robot, and a photographing system is provided at the front end thereof, so that the weld tracking can be performed.
The working principle of the embodiment is as follows: the end frame 4 formed after the spot welding of the column body and the beam body of the spot welding station 5 is placed on the front lifting platform 12, the height of the front lifting platform 12 is maintained at the same horizontal position as that of the upper roller way conveying line, the end frame 4 is positioned between the rollers 112 on the side facing the upper roller way conveying line, the upper roller way conveying line is started, the end frame 4 moves forwards under the pushing of the roller 111, when reaching the position of the photoelectric sensor, the end frame stops moving, the end frame 4 is grabbed by the vacuum chuck lifting tool of the gantry truss grabbing system 3, the end frame 4 is placed on the overturning platform 211 of the welding positioner 21, positioning and fastening are performed through the positioning mechanism 212, the shooting system of the welding robot 22 reads the datum characteristic point data and then transmits the datum characteristic point data to the welding robot control system, wherein the two welding robots work independently avoiding an interference area, and the two sides of the end frame 4 can be welded respectively, so that the welding work of a front preset route is completed. The welding robot 22 after the front welding returns to the original point, the overturning platform of the welding positioner 21 drives the end frame 4 to overturn to the back surface, and the back surface welding action is repeated until the welding of the two welding seams of the whole end frame is completed. After the welding is finished, the gantry truss grabbing system 3 grabs the end frame 4 onto an upper layer roller conveying line, performs subsequent loosening and repair welding, then enters the rear lifting platform 13, descends onto a lower layer roller conveying line, and the end frame 4 flows back along with the lower layer roller conveying line, then is placed into the spot welding station 5, and continues to perform subsequent operation.
In summary, according to the utility model, on one hand, by combining the double-layer roller way reflow conveying line, the front lifting platform and the rear lifting platform, the occupied area of the whole production line can be ensured to be small, so that a long production line is not required to be arranged, only the conveying and reflow are required to be carried out through the two layers of roller ways, and the automation degree is high; on the other hand, through setting up laser welding system, can realize the double-sided welding of end frame, and two robots can weld the both sides of end frame simultaneously, improve welding efficiency greatly. In addition, through setting up longmen truss and snatch the system, need not increase ground area, whole production line is arranged compactly, intelligent level is high.
Claims (10)
1. An intelligent end frame welding production line comprises an automatic conveying system and a laser welding system; the automatic conveying system is characterized by comprising a double-layer roller way backflow conveying line for conveying the end frame, a front lifting platform arranged on the front side of the double-layer roller way backflow conveying line and a rear lifting platform arranged on the rear side of the double-layer roller way backflow conveying line, wherein the three are in butt joint along the length direction; the laser welding system is arranged on one side of the double-layer roller way reflow conveying line and comprises at least one welding positioner for placing an end frame to be welded, at least one welding robot is arranged on one side of the welding positioner, and moves along a robot track to weld the end frame on the welding positioner.
2. The intelligent end frame welding production line of claim 1, further comprising a gantry truss grasping system disposed above the automated conveying system and the laser welding system.
3. The intelligent end frame welding production line according to claim 2, wherein the gantry truss grabbing system comprises a plurality of stand columns which are arranged at intervals and are arranged on two sides of the double-layer roller way reflow conveying line and the laser welding system, and cross beams are arranged between the stand columns on the same side; truss trolleys are connected between the cross beams at the two sides, and can walk on the cross beams; the truss trolley is provided with a vacuum chuck lifting appliance capable of longitudinally moving along the truss trolley, and the vacuum chuck lifting appliance is controlled to lift by a belt lifting mechanism.
4. The intelligent end frame welding production line according to claim 2, wherein the double-layer roller way backflow conveying line comprises an upper layer roller way conveying line and a lower layer roller way conveying line, the upper layer roller way conveying line is used for placing end frames to be welded, and the lower layer roller way conveying line is used for placing welded end frames; a plurality of rollers which are arranged at intervals are arranged on the roller way conveying line of each layer.
5. The intelligent end frame welding production line according to claim 4, wherein rollers which are oppositely arranged are arranged on two sides of the machine frame of the upper layer roller way conveying line and the lower layer roller way conveying line, the rollers are distributed at intervals along the length direction of the roller way conveying line, the directions of the rollers are horizontally arranged, and after the end frame is placed on the roller, two sides of the end frame are in contact with the rollers.
6. The intelligent end frame welding production line according to claim 4, wherein the upper roller way conveying line is provided with a photoelectric sensor at a specific position, and stops when the end frame moves to the position, so that the gantry truss grabbing system grabs the end frame and places the end frame on a corresponding station of the laser welding system for welding.
7. The intelligent end frame welding production line of claim 1, wherein the front lifting platform and the rear lifting platform are scissor lift platforms.
8. The intelligent end frame welding production line according to claim 1, wherein the welding positioner comprises a turnover table, and a positioning mechanism is arranged on the turnover table and can position and fasten an end frame to be welded; the overturning platform can overturn by 360 degrees.
9. The intelligent end frame welding production line according to claim 1, wherein the laser welding system comprises two welding position shifters and two welding robots, the two welding robots are positioned on the same robot track, and the two robots work independently without interference areas; the front end of the welding robot is provided with a shooting system for tracking the welding line.
10. The intelligent end frame welding production line according to claim 1, wherein a spot welding station is arranged on the front side of the front lifting platform and is used for performing pre-spot welding on a column body and a beam body forming the end frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322688509.7U CN220921243U (en) | 2023-10-08 | 2023-10-08 | Intelligent end frame welding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322688509.7U CN220921243U (en) | 2023-10-08 | 2023-10-08 | Intelligent end frame welding production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220921243U true CN220921243U (en) | 2024-05-10 |
Family
ID=90932769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322688509.7U Active CN220921243U (en) | 2023-10-08 | 2023-10-08 | Intelligent end frame welding production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220921243U (en) |
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2023
- 2023-10-08 CN CN202322688509.7U patent/CN220921243U/en active Active
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