Walking limiting mechanism for walking ground rail of welding robot
By introducing sliding tables, mobile tables, buffering devices, limiting devices and magnetic suction devices into the ground rail of the welding robot, the problem of insufficient limits in the prior art is solved, multiple speed reduction and limiting are achieved, and the welding robot is improved Stability and security in complex environments.
Patent Information
- Application Number
- CN202420563922.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-22
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-03-22
AI Technical Summary
The walking limiting mechanism used for the existing welding robots to walk the ground rail lacks the limiting device and magnetic absorption reduction device, and only relies on the buffer device for deceleration, and cannot provide sufficient safe and accurate movement in complex industrial environments.
A walking limiting mechanism including a sliding table, a mobile table, a buffer device, a limiting device, a magnetic suction device and a pressure sensor is designed, and is passed through a limiting plate, a spring telescopic rod, a track groove, a track, a speed sensor and a magnetic suction device. Combination to achieve limiting and magnetic absorption reduction between the front and rear and side.
The safety and accuracy of the walking limit mechanism are improved, and through multiple speed reduction methods and limit mechanisms, the stable operation of the welding robot in complex environments is ensured, and the limit effect and safety are enhanced.
Smart Images
Figure CN222221529U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of robot walking limit mechanisms, in particular to a walking limit mechanism for a welding robot walking track. Background Art
[0002] Modern life background; welding operations often need to be carried out in various complex industrial environments, such as inside factories, large-scale device structures, etc. In order to ensure welding quality and efficiency, welding robots need to be able to work reliably in various extreme environments such as narrow, high temperature, and high humidity. Therefore, corresponding travel limit mechanisms are required to ensure their safe and stable walking; with the development of industrial automation and intelligence, welding robots play an increasingly important role in the manufacturing industry. The travel limit mechanism for walking rails has gradually developed to meet the needs of precise movement and positioning of welding robots in complex industrial environments; with the continuous advancement of industrial automation and intelligence, as well as the improvement of requirements for the accuracy and stability of welding robots, the travel limit mechanism for walking rails has become one of the key technologies to meet these needs, and its development has been driven by technological progress, market demand, and competitive pressure.
[0003] After searching, the Chinese patent with the patent publication number CN218802375U discloses a walking limit mechanism for a welding robot walking rail, including a rail, the inner ends of the rail are provided with limit components, the inner bottom end of the rail is provided with a monitoring component, and the monitoring component is arranged between the two limit components; the monitoring component includes a plurality of beams arranged between the two limit components and installed at the inner bottom end of the rail, and a photoelectric sensor installed on the upper surface of the beam close to the limit component; the limit component includes a symmetrically arranged slide groove arranged on the inner wall of the rail, a pressure plate slidably connected to the slide groove, and a buffer connected to the slide groove, and a first pressure sensor is embedded in one end of the shell of the pressure plate. The utility model can monitor the movement of the robot after it stops, and can adjust the buffering effect on the robot, thereby improving the use effect of the limit mechanism.
[0004] At present, a traditional travel limit mechanism for a welding robot walking track usually has the following shortcomings: first, deceleration is only performed through a buffer device; second, there is no limit device; and finally, there is no magnetic deceleration device. Utility Model Content
[0005] The utility model aims to solve the shortcomings of the prior art that there is only a buffer device but no limit device and no magnetic suction device, and proposes a walking limit mechanism for the walking rail of a welding robot.
[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0007] A walking limit mechanism for a welding robot walking track comprises a mounting plate, a sliding table is welded above the mounting plate, a moving table is slidably connected above the sliding table, sliding grooves are provided on both sides of the bottom of the moving table, pressure sensors are welded on the front and back of the moving table, a speed measuring device is welded in the middle of the sliding groove, buffer devices are welded on the front and back of the sliding table, and a fixing device is welded on the left side of the sliding table.
[0008] Preferably, the buffer device comprises a limit plate, the limit plate is welded to the front and rear ends of the sliding platform, a spring telescopic rod is welded to the inner surface of the limit plate, and a rubber plate is welded to the front surface of the spring telescopic rod.
[0009] Preferably, the fixing device comprises a track platform, the track platform is welded to the left side wall of the sliding platform, a track groove is opened inside the track platform, and a limiting device is installed inside the track groove.
[0010] Preferably, the limiting device comprises a limiting block, the limiting block is welded to the end of the track groove, a track is installed inside the track groove, a mounting block is welded to the head end of the track, and the mounting block is welded to the left side wall of the moving platform.
[0011] Preferably, the speed measuring device comprises a mounting frame, the mounting frame is welded inside the sliding platform, a speed sensor is welded on the front side of the mounting frame, and a magnetic attraction device is welded inside the mounting frame.
[0012] Preferably, the magnetic attraction device comprises a telescopic rod, the telescopic rod is welded to the top of the inside of the installation frame, an iron rod is welded below the telescopic rod, and a copper coil is wound around the outside of the iron rod.
[0013] Compared with the prior art, the advantages of the utility model are:
[0014] 1. Not only does it use buffer deceleration, but it also uses other deceleration methods to provide a higher level of safety.
[0015] 2. While limiting the front and rear, the sides are also limited, which improves the limiting effect.
[0016] 3. Pressure sensors and speed sensors are used to detect the device. If any abnormality is found, the magnetic device will be activated to slow down. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 The utility model discloses a top view isometric structural diagram of a walking limit mechanism for a welding robot walking rail.
[0018] Figure 2The utility model discloses a schematic diagram of a limit device structure of a travel limit mechanism for a welding robot travel rail.
[0019] Figure 3 The utility model discloses a structural schematic diagram of a magnetic attraction device of a travel limiting mechanism for a welding robot travel rail.
[0020] In the figure: 1 mounting plate, 2 sliding table, 3 moving table, 4 sliding groove, 5 pressure sensor, 6 limit plate, 7 spring telescopic rod, 8 rubber plate, 9 track table, 10 track groove, 11 limit block, 12 track, 13 mounting block, 14 mounting frame, 15 speed sensor, 16 telescopic rod, 17 iron rod, 18 copper coil. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0022] Reference Figure 1-3 A walking limit mechanism for a walking rail of a welding robot includes a mounting plate 1, a sliding table 2 is welded above the mounting plate 1, the mounting plate 1 can fix the entire device, a moving table 3 is slidably connected to the sliding table 2, sliding grooves 4 are provided on both sides of the bottom of the moving table 3, the moving table 3 can move horizontally on the sliding table 2 through the sliding grooves 4, pressure sensors 5 are welded on the front and back of the moving table 3, a speed measuring device is welded in the middle of the sliding groove 4, buffer devices are welded on the front and back of the sliding table 2, and a fixing device is welded on the left side of the sliding table 2.
[0023] The buffer device includes a limit plate 6, which is welded to the front and rear ends of the sliding platform 2. A spring telescopic rod 7 is welded on the inner surface of the limit plate 6, and a rubber plate 8 is welded on the front surface of the spring telescopic rod 7. When the moving platform 3 hits the rubber plate 8, the pressure sensor 5 detects the value of the impact pressure, and the spring telescopic rod 7 behind the rubber plate 8 contracts to release the force, and the limit plate 6 provides support for the spring telescopic rod 7.
[0024] The fixing device comprises a crawler platform 9, which is welded to the left side wall of the sliding platform 2 and will not affect the movement of the moving platform 3 on the sliding platform 2. A crawler groove 10 is provided inside the crawler platform 9, and a limiting device is installed inside the crawler groove 10.
[0025] The limiting device includes a limiting block 11, which is welded to the end of the track groove 10. A track 12 is installed inside the track groove 10. A mounting block 13 is welded to the head end of the track 12. The mounting block 13 is welded to the left side wall of the moving platform 3. The mounting block 13 will be driven by the moving platform 3, and the track 12 connected to the mounting block 13 will also be driven. However, the track 12 has a length limit, which will also limit the moving distance of the sliding platform 2.
[0026] The speed measuring device includes an installation frame 14, which is welded inside the sliding platform 2. A speed sensor 15 is welded on the front of the installation frame 14. When the speed sensor 15 detects that the speed of the moving platform 3 is abnormal, the magnetic attraction device will be energized. A magnetic attraction device is welded inside the installation frame 14.
[0027] The magnetic attraction device includes a telescopic rod 16, which is welded to the top of the inside of the installation frame 14. An iron rod 17 is welded below the telescopic rod 16. A copper coil 18 is wrapped around the outside of the iron rod 17. When the copper coil 18 is energized, the iron rod 17 and the copper coil 18 form an electromagnet, which stretches the telescopic rod 16 above and adsorbs it onto the sliding table 2 to decelerate and force a stop.
[0028] In the utility model, the sliding platform 2 is mounted on the mounting plate 1 for fixing, the moving platform 3 is mounted on the sliding platform 2, the mounting block 13 is welded to the left side wall of the moving platform 3, and the track platform 9 is welded to the left side wall of the sliding platform 2, which will not affect the movement of the moving platform 3 on the sliding platform 2. The track platform 9 is provided with a track groove 10 inside, and the track 12 can be placed inside. The mounting block 13 will be driven by the moving platform 3, and the track 12 connected to the mounting block 13 will also be driven, but the track 12 has a length limit, which will also limit the moving distance of the sliding platform 2. The limit plate 6 is welded to the front and rear ends of the sliding platform 2, and the inner surface of the limit plate 6 is welded with a spring telescopic rod 7. A rubber plate 8 is welded on the front of the spring telescopic rod 7. When the moving platform 3 hits the rubber plate 8, the pressure sensor 5 will detect the value of the impact pressure. When it exceeds a certain range, the magnetic attraction device will be activated, and the spring telescopic rod 7 behind the rubber plate 8 will contract to release the force. The limit plate 6 provides support for the spring telescopic rod 7. A speed sensor 15 is welded on the front of the installation frame 14. When the speed sensor 15 detects that the speed of the moving platform 3 is abnormal, the magnetic attraction device will be energized. When the copper coil 18 is energized, the iron rod 17 and the copper coil 18 will form an electromagnet, stretching the telescopic rod 16 above and adsorbing it to the sliding platform 2 to decelerate and force stop.
[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A walking limit mechanism for a welding robot walking track, comprising a mounting plate (1), characterized in that: A sliding platform (2) is welded above the mounting plate (1), a moving platform (3) is slidably connected above the sliding platform (2), sliding grooves (4) are provided on both sides of the bottom of the moving platform (3), pressure sensors (5) are welded on the front and back of the moving platform (3), a speed measuring device is welded in the middle of the sliding groove (4), buffer devices are welded on the front and back of the sliding platform (2), and a fixing device is welded on the left side of the sliding platform (2).
2. A walking limit mechanism for a welding robot walking rail according to claim 1, characterized in that: The buffer device comprises a limit plate (6), the limit plate (6) is welded to the front and rear ends of the sliding platform (2), a spring telescopic rod (7) is welded on the inner surface of the limit plate (6), and a rubber plate (8) is welded on the front surface of the spring telescopic rod (7).
3. The walking limit mechanism for the walking rail of a welding robot according to claim 1, characterized in that: The fixing device comprises a crawler platform (9), the crawler platform (9) is welded to the left side wall of the sliding platform (2), a crawler groove (10) is provided inside the crawler platform (9), and a limiting device is installed inside the crawler groove (10).
4. A walking limit mechanism for a welding robot walking rail according to claim 3, characterized in that: The limiting device comprises a limiting block (11), the limiting block (11) is welded to the end of a crawler groove (10), a crawler (12) is installed inside the crawler groove (10), a mounting block (13) is welded to the head end of the crawler (12), and the mounting block (13) is welded to the left side wall of the moving platform (3).
5. The walking limit mechanism for the walking rail of a welding robot according to claim 1, characterized in that: The speed measuring device comprises a mounting frame (14), the mounting frame (14) is welded inside the sliding platform (2), a speed sensor (15) is welded on the front of the mounting frame (14), and a magnetic attraction device is welded inside the mounting frame (14).
6. A walking limit mechanism for a welding robot walking track according to claim 5, characterized in that: The magnetic attraction device comprises a telescopic rod (16), wherein the telescopic rod (16) is welded to the top end inside the installation frame (14), an iron rod (17) is welded below the telescopic rod (16), and a copper coil (18) is wound around the outside of the iron rod (17).