CN212420146U - Truck longitudinal beam robot welding workstation - Google Patents
Truck longitudinal beam robot welding workstation Download PDFInfo
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- CN212420146U CN212420146U CN202021201683.4U CN202021201683U CN212420146U CN 212420146 U CN212420146 U CN 212420146U CN 202021201683 U CN202021201683 U CN 202021201683U CN 212420146 U CN212420146 U CN 212420146U
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Abstract
The utility model relates to a truck longeron welding workstation of robot specifically is one kind and is used for truck longeron robot automation of welding workstation. The repair welding work and unmanned operation of all welding seams of the longitudinal beam can be completed at one time, and the efficiency is improved by more than 50%. The welding machine comprises a conveying positioning table for conveying longitudinal beams and a double-robot welding station for welding the longitudinal beams; the double-robot welding station comprises a bottom sliding table arranged on one side of the conveying positioning table, an L-shaped stand column arranged on the sliding table, a first welding robot and a second welding robot, wherein the first welding robot and the second welding robot are inversely hung on the L-shaped stand column; the first welding robot is located on one side right above the longitudinal beam to be welded, and the second welding robot is located on the other side right above the longitudinal beam to be welded.
Description
Technical Field
The utility model relates to a truck longeron welding workstation of robot specifically is one kind and is used for truck longeron robot automation of welding workstation.
Background
The truck frame assembly is usually composed of left and right longitudinal beam assemblies and a cross beam assembly, and the longitudinal beam is the largest component of the frame and bears various impact loads and complex moments during the driving process of the truck, so the strength of the longitudinal beam is particularly important.
The longitudinal beam welding is mainly completed in two steps, namely: manually assembling the components for spot welding to finish welding of a welding spot, and finishing the beam combination of the longitudinal beam after reasonable welding spot distribution; and in the second step, after the point-to-point beam combination is completed, repair welding needs to be carried out on all welding joints. The welding workload is large and accounts for more than 80% of the welding workload of the whole longitudinal beam. At present, manual welding is mostly adopted, and the efficiency is low. The special machine is also adopted for welding, but the welding offset size is larger due to the longer welding line size of the longitudinal beam structural part, and the efficiency cannot be improved due to the poor welding flexibility of the special machine.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a robot welding workstation for longitudinal beams of trucks, which adopts a double-robot inverse hanging mode and a mobile platform installed on the ground, can realize the repair welding work and unmanned operation of all welding seams of the longitudinal beams at one time, and improves the efficiency by more than 50%.
In order to achieve the purpose, the invention adopts the following technical scheme that the device comprises a conveying positioning table for conveying the longitudinal beam and a double-robot welding station for welding the longitudinal beam; the welding station comprises a bottom sliding table arranged on one side of a conveying positioning table, an L-shaped upright column arranged on the sliding table, a first welding robot and a second welding robot, wherein the first welding robot and the second welding robot are inversely hung on the L-shaped upright column;
the first welding robot is located on one side right above the longitudinal beam to be welded, and the second welding robot is located on the other side right above the longitudinal beam to be welded.
Further, the first welding robot and the second welding robot are the same in model and are OTC-FD-B15 of OTC.
Furthermore, the bottom sliding table comprises a sliding table bottom plate, a guide rail arranged on the sliding table bottom plate and a sliding block connected with the guide rail in a sliding manner; the upper surface of the sliding block is provided with a motor sliding plate, and a motor is arranged on the motor sliding plate; a gear is installed on a motor shaft of the motor, the gear is in meshed transmission connection with a rack, and the rack is installed on the sliding table bottom plate and on one side of the guide rail.
The motor rotates to drive the gear to rotate, the gear and the rack are meshed, and the motor sliding plate is driven to linearly move along the direction of the guide rail.
Furthermore, the conveying and positioning table comprises a roller way conveying line for bearing and conveying the longitudinal beams, and a plurality of positioning mechanisms for positioning the longitudinal beams are distributed in the length direction of the roller way conveying line.
Furthermore, the positioning mechanism comprises a mounting plate, a fixed backup plate fixedly connected with the mounting plate, and a movable positioning plate slidably connected with the mounting plate.
Furthermore, the fixed backup plate and the movable positioning plate are both perpendicular to the mounting plate.
Furthermore, be provided with the through-hole slide rail of bar on the mounting panel, the end of moving the locating plate stretches into to the slide in, and the end is provided with Contraband style of calligraphy slider, this Contraband style of calligraphy slider and through-hole slide rail adaptation, through slider and slide rail, moves the locating plate and can remove about on the mounting panel.
Furthermore, an oil cylinder is assembled on the mounting plate, a cylinder rod of the oil cylinder is connected with the tail end of the movable positioning plate through a bolt, and the cylinder rod extends out or retracts to drive the movable positioning plate connected with the cylinder rod to move left and right along the sliding rail of the mounting plate.
Furthermore, the relative inner sides of the fixed backup plate and the movable positioning plate are provided with anti-skidding wear-resisting pads.
Furthermore, the mounting plate is supported above the roller way conveying line, and the mounting plate is connected with the fixing frame of the roller way conveying line through bolts.
Compared with the prior art, the invention has the beneficial effects.
The utility model discloses welding station of truck longeron robot adopts two robot mode of hanging upside down, can realize the both sides counter point butt welding of longeron simultaneously, improves welding efficiency, welding deformation that simultaneously can furthest control the longeron. Meanwhile, the ground space can be saved, and the cooperation operation of personnel is facilitated.
The utility model discloses a unilateral hydraulic clamping positioner can fix a position the longeron, can have certain corrective action to the longeron that welding warp simultaneously.
The whole welding workstation structural design adopts a module mode, and equipment maintenance and accessories are convenient to replace. The conveying and positioning structure is simple, the manufacturing cost is low, the maintenance and the overhaul are very easy, the welding system adopts a standard robot unit, the welding flexibility is high, the controllability is convenient, and the operation is easy.
Drawings
The invention is further described with reference to the following figures and detailed description. The scope of the invention is not limited to the following expressions.
Fig. 1-2 are schematic diagrams of the overall structure of the present invention.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
FIG. 4 is a schematic view of the positioning mechanism of the present invention.
In the figure, 1 is a longitudinal beam, 2 is a conveying positioning table, 3 is a double-robot welding station, 4 is an L-shaped upright column, 5 is a welding robot II, 6 is a welding robot I, 7 is a positioning mechanism, 8 is a roller way conveying line, 9 is a motor, 10 is a motor sliding plate, 11 is a gear, 12 is a rack, 13 is a guide rail, 14 is a sliding table bottom plate, 15 is an oil cylinder, 16 is a fixed backup plate, 17 is a mounting plate, and 18 is a movable positioning plate.
Detailed Description
As shown in fig. 1-4, the present invention comprises a conveying positioning table 2 for conveying a longitudinal beam 1, a double robot welding station 3 for welding the longitudinal beam 1; the welding station is characterized in that the double-robot welding station 3 comprises a bottom sliding table arranged on one side of the conveying positioning table 2, an L-shaped upright post 4 arranged on the sliding table, a first welding robot 6 and a second welding robot 5 which are inversely hung on the L-shaped upright post 4; the first welding robot 6 is located on one side right above the longitudinal beam 1 to be welded, and the second welding robot 5 is located on the other side right above the longitudinal beam 1 to be welded.
Preferably, the first welding robot 6 and the second welding robot 5 are of the same type and are both OTC-FD-B15 of OTC.
Preferably, the bottom sliding table comprises a sliding table bottom plate 14, a guide rail 13 arranged on the sliding table bottom plate 14, and a sliding block connected with the guide rail 13 in a sliding manner; the upper surface of the sliding block is provided with a motor sliding plate 10, and the motor sliding plate 10 is provided with a motor 9; a gear 11 is arranged on a motor shaft of the motor 9, the gear 11 is in meshing transmission connection with a rack 12, and the rack 12 is arranged on a sliding table bottom plate 14 and on one side of a guide rail 13. The motor 9 rotates to drive the gear 11 to rotate, the gear 11 and the rack 12 are meshed, and the motor sliding plate 10 is driven to linearly move along the direction of the guide rail 13.
Preferably, the conveying and positioning table 2 comprises a roller way conveying line 8 for carrying and conveying the longitudinal beam 1, and a plurality of positioning mechanisms 7 for positioning the longitudinal beam 1 are distributed in the length direction of the roller way conveying line 8.
More preferably, the positioning mechanism 7 includes a mounting plate 17, a fixed backup plate 16 fixedly connected to the mounting plate 17, and a movable positioning plate 18 slidably connected to the mounting plate 17.
More preferably, the fixed backup plate 16 and the movable positioning plate 18 are perpendicular to the mounting plate 17.
More preferably, a strip-shaped through-hole slide rail is arranged on the mounting plate 17, the tail end of the movable positioning plate 18 extends into the slide rail, an Contraband-shaped slide block is arranged at the tail end, the Contraband-shaped slide block is matched with the through-hole slide rail, and the movable positioning plate 18 can move left and right on the mounting plate 17 through the slide block and the slide rail.
More preferably, an oil cylinder 15 is assembled on the mounting plate 17, a cylinder rod of the oil cylinder 15 is connected with a tail end bolt of the movable positioning plate 18, and the cylinder rod extends out or retracts to drive the movable positioning plate 18 connected with the cylinder rod to move left and right along a sliding rail of the mounting plate 17.
More preferably, the fixed backup plate 16 and the movable positioning plate 18 are provided with anti-skid wear pads on opposite inner sides thereof.
More preferably, the mounting plate 17 is supported above the roller conveyor line 8, and the mounting plate 17 is connected with the fixed frame of the roller conveyor line 8 through bolts.
The use process of the invention is explained by combining the attached drawings and the technical scheme:
and manually placing the spot-welded truck longitudinal beam 1 into a positioning mechanism 7 of a roller way conveying line 8 corresponding to the robot welding workstation by adopting a crane. The positioning mechanism 7 acts to position the longitudinal beam 1 by single side dead, and simultaneously corrects the longitudinal beam 1 by strong (oil cylinder 15) hydraulic clamping force. And starting the double-robot welding station 3, welding the side surface of the positioned longitudinal beam 1, and performing double-side simultaneous repair welding work on a welding seam by the double-robot welding station 3. When the welding station 3 of the double robot moves from one end to the other end, the repair welding work of the longitudinal beam 1 is completed. And (4) opening the positioning mechanism 7, starting the conveying line, and conveying the longitudinal beam 1 subjected to repair welding to the next station.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.
Claims (6)
1. A robot welding workstation for longitudinal beams of trucks comprises a conveying positioning table for conveying the longitudinal beams and a double-robot welding station for welding the longitudinal beams; the welding station comprises a bottom sliding table arranged on one side of a conveying positioning table, an L-shaped upright column arranged on the sliding table, a first welding robot and a second welding robot, wherein the first welding robot and the second welding robot are inversely hung on the L-shaped upright column;
the first welding robot is located on one side right above the longitudinal beam to be welded, and the second welding robot is located on the other side right above the longitudinal beam to be welded.
2. The truck stringer robotic welding workstation of claim 1, wherein: the first welding robot and the second welding robot are the same in model and are OTC-FD-B15 of OTC.
3. The truck stringer robotic welding workstation of claim 1, wherein: the bottom sliding table comprises a sliding table bottom plate, a guide rail arranged on the sliding table bottom plate and a sliding block connected with the guide rail in a sliding manner; the upper surface of the sliding block is provided with a motor sliding plate, and a motor is arranged on the motor sliding plate; a gear is installed on a motor shaft of the motor, the gear is in meshed transmission connection with a rack, and the rack is installed on the sliding table bottom plate and on one side of the guide rail.
4. The truck stringer robotic welding workstation of claim 1, wherein: the conveying and positioning table comprises a roller way conveying line for bearing and conveying longitudinal beams, and a plurality of positioning mechanisms for positioning the longitudinal beams are distributed in the length direction of the roller way conveying line.
5. The truck stringer robotic welding workstation of claim 4, wherein: the positioning mechanism comprises a mounting plate, a fixed backup plate fixedly connected with the mounting plate, and a movable positioning plate slidably connected with the mounting plate.
6. The truck stringer robotic welding workstation of claim 5, wherein: the fixed backup plate and the movable positioning plate are both vertical to the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021201683.4U CN212420146U (en) | 2020-06-27 | 2020-06-27 | Truck longitudinal beam robot welding workstation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021201683.4U CN212420146U (en) | 2020-06-27 | 2020-06-27 | Truck longitudinal beam robot welding workstation |
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| Publication Number | Publication Date |
|---|---|
| CN212420146U true CN212420146U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021201683.4U Active CN212420146U (en) | 2020-06-27 | 2020-06-27 | Truck longitudinal beam robot welding workstation |
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| CN (1) | CN212420146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601060A (en) * | 2021-08-11 | 2021-11-05 | 潍坊新松机器人自动化有限公司 | Double-robot transverse welding workstation and transverse welding method |
| CN113600967A (en) * | 2021-08-11 | 2021-11-05 | 潍坊新松机器人自动化有限公司 | Welding method and multi-robot welding workstation |
-
2020
- 2020-06-27 CN CN202021201683.4U patent/CN212420146U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601060A (en) * | 2021-08-11 | 2021-11-05 | 潍坊新松机器人自动化有限公司 | Double-robot transverse welding workstation and transverse welding method |
| CN113600967A (en) * | 2021-08-11 | 2021-11-05 | 潍坊新松机器人自动化有限公司 | Welding method and multi-robot welding workstation |
| CN113600967B (en) * | 2021-08-11 | 2022-10-11 | 潍坊新松机器人自动化有限公司 | Welding method and multi-robot welding workstation |
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