Movable base of automatic welding robot

Abstract

The utility model discloses a movable base of an automatic welding robot, which comprises a base and a walking table, the top end of the base is provided with the walking table in a sliding manner, the top end of the walking table is provided with a supporting table, the center position of the top end of the supporting table is provided with a stand column frame, and the surface of the stand column frame is sleeved with a lifting frame; and overturning frames are installed on the outer walls of the two sides of the lifting frame correspondingly, switching bases are installed at the top ends of the overturning frames correspondingly, and semicircular gears are symmetrically installed at the bottom ends of the switching bases correspondingly. According to the utility model, the two groups of automatic welding robots can be conveniently and transversely driven to move by the movable base, the synchronous control movement of the two groups of automatic welding robots is facilitated, the stable driving movement of transmission of multiple groups of gears is facilitated, and the moving range of the automatic welding robots is increased; and the flexibility of position movement of the automatic welding robot is improved, and the stability during height adjustment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile bases, in particular to a mobile base of an automatic welding robot. Background Art

[0002] Automatic welding robots use advanced control systems and sensing technology, which can accurately control welding parameters such as welding current, voltage, speed, etc., thereby ensuring the stability and consistency of welding quality. Compared with traditional manual welding, robot-welded welds are more beautiful and have lower defect rates, greatly improving the overall quality of the product. Automatic welding robots can perform welding operations continuously and efficiently without being affected by human fatigue or emotions. They can complete welding tasks at high speed and high precision, thereby significantly improving production efficiency. In addition, by working in collaboration with other automated equipment, the production process can be further optimized and the production cycle can be shortened.

[0003] As disclosed in the authorization announcement number CN219212059U, a mobile base of an automated welding robot belongs to the technical field of welding robots. It includes a connecting base fixed to the bottom of the welding robot, an adjustment base, a drive motor and an electromagnetic suction strip; a groove for the sliding of the connecting base is formed on the adjustment base, a screw threadedly connected to the connecting base is rotatably arranged in the groove, the drive motor is installed on one side of the adjustment base, and the output shaft is connected to the screw in a transmission manner; the electromagnetic suction strip is installed at the bottom of the groove and adsorbed with the connecting base. Although it can control the welding robot to move to different workstations for welding operations, thereby improving its scope of application, it is automatically fixed after the movement is completed to ensure the stability of the welding robot during use, thereby ensuring the accuracy of welding;

[0004] However, it does not solve the problem that the existing mobile base of this type is generally not conducive to the convenient lateral drive movement of two groups of automated welding robots when in use, is not convenient for the synchronous control movement of two groups of automated welding robots, and is not convenient for the stable drive movement of multiple groups of gear transmissions, which greatly affects the moving range of the automated welding robots and the flexibility of the position movement of the automated welding robots. Utility Model Content

[0005] The purpose of the present utility model is to provide a mobile base for an automated welding robot to solve the problems raised in the above background technology that the mobile base is not convenient for convenient lateral drive movement of two groups of automated welding robots, is not convenient for synchronous control movement of two groups of automated welding robots, is not convenient for stable drive movement of multiple groups of gear transmissions, affects the moving range of the automated welding robots, and affects the flexibility of the position movement of the automated welding robots.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mobile base of an automated welding robot, comprising a base and a walking platform, the top of the base is slidably installed with a walking platform, the top of the walking platform is installed with a support platform, the center position of the top of the support platform is installed with a column frame, the surface of the column frame is fitted with a lifting frame, the outer walls on both sides of the lifting frame are installed with a turning frame, the top of the turning frame is installed with an adapter seat, the bottom end of the adapter seat is symmetrically installed with a semicircular gear, the center position of the top of the semicircular gear is installed with a movable shaft, and the semicircular gear is movably connected to the turning frame through the movable shaft, the side wall of the walking platform is installed, the output end of the first motor is installed with a walking gear, and an extended rack is installed on the side wall of the base on one side of the walking gear, and the extended rack is meshed with the walking gear.

[0007] Preferably, widened racks are symmetrically installed on the side walls of the column frame, two sets of coupling shafts are installed inside the lifting frame on one side of the widened rack, the coupling shaft surfaces on one side of the widened rack are all fitted with widened gears, and the widened gears and the widened racks are meshed with each other, the first bevel gear is installed on the end of the coupling shaft away from the widened gear, a linkage shaft is installed inside the lifting frame on the side of the first bevel gear, the linkage shaft surfaces on the one side of the first bevel gear are all fitted with second bevel gears, and the second bevel gears are all meshed with the first bevel gears, a frequency conversion motor is installed on the top of the lifting frame above the linkage shaft, and the output end of the frequency conversion motor is connected to the linkage shaft.

[0008] Preferably, a support shaft is installed inside the flip frame on one side of the semicircular gear, the support shaft surface on one side of the semicircular gear is fitted with a middle gear, and the middle gear is meshed with the semicircular gear, and the support shaft surface on one side of the middle gear is fitted with a large gear.

[0009] Preferably, a stepper motor is installed inside the flip frame on one side of the large gear, a small gear is installed at the output end of the stepper motor, and the small gear and the large gear are meshed with each other.

[0010] Preferably, slide rails are symmetrically installed on the side walls of the base below the walking platform, and sliding sleeves are sleeved on the outer walls of the slide rails, and the sliding sleeves are connected to the walking platform.

[0011] Preferably, a sliding roller is installed on the top of the lifting frame on one side of the column frame, and the sliding roller is slidably connected to the column frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: the mobile base not only realizes the convenient lateral driving movement of the two groups of automated welding robots by the mobile base, but also facilitates the synchronous control movement of the two groups of automated welding robots, facilitates the stable driving movement of multiple groups of gear transmissions, increases the moving range of the automated welding robots, improves the flexibility of the position movement of the automated welding robots, and improves the stability during height adjustment;

[0013] (1) The travel gear is driven to rotate by the first motor, and the travel gear is driven to move laterally under the meshing of the travel gear and the extended rack. The travel gear drives the travel platform to slide on the surface of the base through the first motor, and the travel platform drives the column frame to move laterally through the support platform. The column frame drives the two groups of flip frames to move synchronously through the lifting frame. The flip frames drive the adapter seat and the automatic welding robot to move respectively, realizing the convenient lateral drive movement of the two groups of automatic welding robots by the mobile base, and facilitating the synchronous control movement of the two groups of automatic welding robots;

[0014] (2) The variable frequency motor drives the linkage shaft to rotate, the linkage shaft drives the second bevel gear to rotate, and the first bevel gear is driven to rotate under the meshing of the second bevel gear and the first bevel gear. The first bevel gear drives the widening gear to rotate through the coupling shaft, and the widening gear is driven to move upward under the meshing of the widening gear and the widening rack to drive the lifting frame to move upward. The lifting frame drives the flip frame and the automatic welding robot to move upward synchronously, thereby realizing the convenient height control and adjustment of the two groups of automatic welding robots by the mobile base, facilitating the stable driving movement of multiple groups of gear transmissions, and improving the stability during height adjustment;

[0015] (3) The small gear is driven to rotate by a stepper motor, and the large gear drives the middle gear to rotate through the support shaft. Under the meshing of the middle gear and the semicircular gear, the semicircular gear is driven to rotate with the movable shaft as the axis. The two groups of semicircular gears drive the adapter to rotate, and the adapter drives the automatic welding robot to perform rotation adjustment, thereby realizing the convenient rotation control and position adjustment of the automatic welding robot by the mobile base, facilitating the rotation adjustment of the positions of the two groups of automatic welding robots, increasing the moving range of the automatic welding robot, and improving the flexibility of the position movement of the automatic welding robot. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the column frame of the utility model;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the lifting frame of the utility model;

[0019] Figure 4 This is a side view of the base structure of the present utility model;

[0020] Figure 5 This is a schematic diagram of the top view of the adapter of the present invention;

[0021] Figure 6 This is a schematic diagram of the three-dimensional structure of the widened rack of the utility model;

[0022] Figure 7 This is a schematic diagram of the three-dimensional structure of the turnover frame of the present invention.

[0023] In the figure: 1. Base; 2. Traveling platform; 3. Support platform; 4. Column frame; 5. Lengthened rack; 6. Traveling gear; 7. First motor; 8. Lifting frame; 9. Slide roller; 10. Widened rack; 11. Widened gear; 12. Coupling; 13. Frequency conversion motor; 14. First bevel gear; 15. Second bevel gear; 16. Linkage shaft; 17. Turning frame; 18. Stepping motor; 19. Small gear; 20. Middle gear; 21. Large gear; 22. Support shaft; 23. Movable shaft; 24. Adapter; 25. Semicircular gear; 26. Sleeve; 27. Slide rail. DETAILED DESCRIPTION

[0024] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] See also Figure 1-7 The utility model provides an embodiment of a mobile base of an automated welding robot, comprising a base 1 and a walking platform 2, a walking platform 2 being slidably mounted on the top of the base 1, a supporting platform 3 being mounted on the top of the walking platform 2, a column frame 4 being mounted at the center position of the top of the supporting platform 3, a lifting frame 8 being mounted on the surface of the column frame 4, a turning frame 17 being mounted on the outer walls on both sides of the lifting frame 8, an adapter seat 24 being mounted on the top of the turning frame 17, a semicircular gear 25 being symmetrically mounted on the bottom end of the adapter seat 24, a movable shaft 23 being mounted at the center position of the top end of the semicircular gear 25, and the semicircular gear 25 being movably connected to the turning frame 17 through the movable shaft 23, a first motor 7 being mounted on the side wall of the walking platform 2, a walking gear 6 being mounted on the output end of the first motor 7, an extended rack 5 being mounted on the side wall of the base 1 on one side of the walking gear 6, and the extended rack 5 being meshed with the walking gear 6

[0026] By connecting the automated welding robots to the adapter 24 respectively, when the automated welding robots need to move, the external control turns on the first motor 7, the first motor 7 drives the travel gear 6 to rotate, and the travel gear 6 is driven to move laterally under the meshing of the travel gear 6 and the extended rack 5. The travel gear 6 drives the travel platform 2 to slide on the surface of the base 1 through the first motor 7, and the travel platform 2 drives the column frame 4 to move laterally through the support platform 3. The column frame 4 drives the two groups of flip frames 17 to move synchronously through the lifting frame 8. The flip frame 17 drives the adapter 24 and the automated welding robot to move respectively, thereby realizing convenient lateral drive movement of the two groups of automated welding robots by the mobile base, and facilitating the synchronous control movement of the two groups of automated welding robots;

[0027] A widened rack 10 is symmetrically mounted on the side wall of the column frame 4. Two sets of couplings 12 are installed inside the lifting frame 8 on one side of the widened rack 10. The surfaces of the couplings 12 on one side of the widened rack 10 are all fitted with widened gears 11, and the widened gears 11 and the widened rack 10 are meshed with each other. The ends of the couplings 12 away from the widened gears 11 are all fitted with first bevel gears 14. A linkage shaft 16 is installed inside the lifting frame 8 on one side of the first bevel gear 14. The surfaces of the linkage shafts 16 on one side of the first bevel gear 14 are all fitted with second bevel gears 15, and the second bevel gears 15 are all meshed with the first bevel gear 14. A frequency conversion motor 13 is installed at the top of the lifting frame 8 above the linkage shaft 16, and the output end of the frequency conversion motor 13 is connected to the linkage shaft 16;

[0028] The variable frequency motor 13 is turned on by external control, and the variable frequency motor 13 drives the linkage shaft 16 to rotate. The linkage shaft 16 drives the second bevel gear 15 to rotate. Under the meshing of the second bevel gear 15 and the first bevel gear 14, the first bevel gear 14 is driven to rotate. The first bevel gear 14 drives the widening gear 11 to rotate through the coupling shaft 12. Under the meshing of the widening gear 11 and the widening rack 10, the widening gear 11 is driven to move upward to drive the lifting frame 8 to move upward. The lifting frame 8 drives the flip frame 17 and the automated welding robot to move upward synchronously, thereby realizing convenient height control and adjustment of the two groups of automated welding robots by the mobile base, facilitating the stable drive movement of multiple groups of gear transmissions, and improving the stability during height adjustment;

[0029] A support shaft 22 is installed inside the flip frame 17 on one side of the semicircular gear 25. The surface of the support shaft 22 on one side of the semicircular gear 25 is fitted with a middle gear 20, and the middle gear 20 is meshed with the semicircular gear 25. A large gear 21 is fitted on the surface of the support shaft 22 on one side of the middle gear 20.

[0030] A stepper motor 18 is installed inside the flip frame 17 on one side of the large gear 21. A small gear 19 is installed at the output end of the stepper motor 18, and the small gear 19 is meshed with the large gear 21.

[0031] The stepper motor 18 is turned on by external control, and the stepper motor 18 drives the small gear 19 to rotate. Under the meshing of the small gear 19 and the large gear 21, the large gear 21 is driven to rotate. The large gear 21 drives the middle gear 20 to rotate through the support shaft 22. Under the meshing of the middle gear 20 and the semicircular gear 25, the semicircular gear 25 is driven to rotate with the movable shaft 23 as the axis. The two groups of semicircular gears 25 drive the adapter 24 to rotate, and the adapter 24 drives the automatic welding robot to perform rotation adjustment, thereby realizing convenient rotation control and position adjustment of the automatic welding robot by the mobile base, facilitating the rotation-type adjustment of the positions of the two groups of automatic welding robots, increasing the moving range of the automatic welding robots, and improving the flexibility of the position movement of the automatic welding robots;

[0032] Slide rails 27 are symmetrically mounted on the side walls of the base 1 below the walking platform 2. Slide sleeves 26 are mounted on the outer walls of the slide rails 27. The slide sleeves 26 are connected to the walking platform 2. The slide sleeves 26 are slidably connected to the slide rails 27.

[0033] A sliding roller 9 is installed on the top of the lifting frame 8 on one side of the column frame 4, and the sliding roller 9 is slidably connected to the column frame 4;

[0034] The walking platform 2 slides on the surface of the base 1, and the walking platform 2 drives the sliding sleeve 26 to move synchronously. The sliding sleeve 26 slides on the surface of the slide rail 27 to provide limited support, thereby improving the stability of the walking platform 2 when moving. The lifting frame 8 drives the sliding roller 9 to move, and the sliding roller 9 slides on the surface of the column frame 4, thereby improving the stability of the lifting frame 8 when moving.

[0035] When the embodiment of the present application is in use: an external power supply is first connected to the adapter 24 through the automated welding robot, the first motor 7 drives the walking gear 6 to rotate, the walking gear 6 drives the walking platform 2 to slide on the surface of the base 1 through the first motor 7, the walking platform 2 drives the column frame 4 to move horizontally through the support platform 3, the column frame 4 drives the two sets of flip frames 17 to move synchronously through the lifting frame 8, the flip frame 17 drives the adapter 24 and the automated welding robot to move, the frequency conversion motor 13 drives the linkage shaft 16 to rotate, the linkage shaft 16 drives the second bevel gear 15 to rotate, and the first bevel gear The wheel 14 drives the widening gear 11 to rotate through the coupling 12, and drives the widening gear 11 to move upward under the engagement of the widening gear 11 and the widening rack 10 to drive the lifting frame 8 to move upward. The small gear 19 is driven to rotate by the stepping motor 18, and the large gear 21 drives the middle gear 20 to rotate through the support shaft 22. Under the engagement of the middle gear 20 and the semicircular gear 25, the semicircular gear 25 is driven to rotate with the movable shaft 23 as the axis. The two sets of semicircular gears 25 drive the adapter 24 to rotate, and the adapter 24 drives the automated welding robot to rotate and adjust to complete the use of the mobile base.

Claims

1. A mobile base for an automated welding robot, characterized in that: The utility model comprises a base (1) and a walking platform (2), wherein the walking platform (2) is slidably mounted on the top of the base (1), a supporting platform (3) is mounted on the top of the walking platform (2), a column frame (4) is mounted at the center position of the top of the supporting platform (3), a lifting frame (8) is mounted on the surface of the column frame (4), a turning frame (17) is mounted on the outer walls of both sides of the lifting frame (8), a transfer seat (24) is mounted on the top of the turning frame (17), and the bottom end of the transfer seat (24) is symmetrically mounted. A semicircular gear (25) is provided, and a movable shaft (23) is installed at the center position of the top of the semicircular gear (25), and the semicircular gear (25) is movably connected to the turning frame (17) through the movable shaft (23). A first motor (7) is installed on the side wall of the walking platform (2), and a walking gear (6) is installed at the output end of the first motor (7). An extended rack (5) is installed on the side wall of the base (1) on one side of the walking gear (6), and the extended rack (5) and the walking gear (6) are meshed with each other.

2. The mobile base of the automated welding robot according to claim 1, characterized in that: A widened rack (10) is symmetrically mounted on the side wall of the column frame (4), two sets of coupling shafts (12) are mounted inside the lifting frame (8) on one side of the widened rack (10), and the surfaces of the coupling shafts (12) on one side of the widened rack (10) are all fitted with widened gears (11), and the widened gears (11) and the widened rack (10) are meshed with each other, and the ends of the coupling shafts (12) away from the widened gears (11) are all equipped with first bevel gears (14), and the first bevel gears (15) are all mounted on the ends of the coupling shafts (12) away from the widened gears (11). A linkage shaft (16) is installed inside the lifting frame (8) on one side of a bevel gear (14); a second bevel gear (15) is mounted on the surface of the linkage shaft (16) on the first bevel gear (14), and the second bevel gear (15) is meshed with the first bevel gear (14); a variable frequency motor (13) is installed on the top of the lifting frame (8) above the linkage shaft (16), and the output end of the variable frequency motor (13) is connected to the linkage shaft (16).

3. The mobile base of the automated welding robot according to claim 1, characterized in that: A support shaft (22) is installed inside the turning frame (17) on one side of the semicircular gear (25), and a middle gear (20) is mounted on the surface of the support shaft (22) on one side of the semicircular gear (25), and the middle gear (20) is meshed with the semicircular gear (25), and a large gear (21) is mounted on the surface of the support shaft (22) on one side of the medium gear (20).

4. The mobile base of the automated welding robot according to claim 3, characterized in that: A stepping motor (18) is installed inside the turning frame (17) on one side of the large gear (21), and a small gear (19) is installed at the output end of the stepping motor (18), and the small gear (19) and the large gear (21) are meshed with each other.

5. The mobile base of the automated welding robot according to claim 1, characterized in that: Slide rails (27) are symmetrically mounted on the side walls of the base (1) below the walking platform (2). Slide sleeves (26) are sleeved on the outer walls of the slide rails (27), and the slide sleeves (26) are connected to the walking platform (2).

6. The mobile base of the automated welding robot according to claim 1, characterized in that: A sliding roller (9) is installed on the top of the lifting frame (8) on one side of the column frame (4), and the sliding roller (9) is slidably connected to the column frame (4).

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