Angle adjusting mechanism of welding robot

Abstract

The utility model provides a welding robot angle adjusting mechanism, which relates to the technical field of welding robots, and comprises a first mounting plate, a rotating shaft and a welding head, the right side surface of the first mounting plate is fixedly provided with two groups of outer sleeve plates, the rotating shaft is sleeved between the two groups of outer sleeve plates, and the center of the right side surface of the first mounting plate is fixedly provided with a middle shaft sleeve; the middle shaft sleeve is arranged in the middle of a rotating shaft in a sleeving mode, rotating plates are fixed to the front side and the rear side of the rotating shaft correspondingly, first side connecting plates are fixed to the upper ends of the rotating plates, the upper ends of the first side connecting plates and second side connecting plates are installed together through fastening bolts, and second installing plates are fixed to the upper ends of the second side connecting plates. An upper connector is fixed to the center of the upper end face of the second mounting plate, and a welding head is mounted on the upper connector. The welding head is convenient to mount, dismount and mount, the rotating plate and the welding head can be flexibly and stably rotated, the rotating angle can be adjusted, shaking can be avoided, and the welding device is more flexible, safer and more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of welding robots, in particular to an angle adjustment mechanism for a welding robot. Background Art

[0002] A welding robot is an industrial robot used for welding. It is a reprogrammable, automatically controlled operating machine with three or more programmable axes, used to automate the welding process.

[0003] In the prior art (Announcement No. CN219113254U), the specification of an angle adjustment mechanism for a welding robot mentions that "a sliding assembly is fixedly connected to the top of the base, and the sliding assembly is transmission-connected to a first slider, the bottom of the first slider is slidingly connected to the top of the base, the top of the first slider is fixedly connected to the bottom of the first rotating mechanism, the top of the first rotating mechanism is fixedly connected to the bottom of the first robotic arm, the upper side wall of the first robotic arm is fixedly connected to one side of the second rotating mechanism, the other side of the second rotating mechanism is fixedly connected to the second robotic arm, the second rotating mechanism is fixedly connected to the side wall of one end of the second robotic arm, the other end of the second robotic arm is fixedly connected to one side of the third rotating mechanism, and the other side of the third rotating mechanism is fixedly connected to the welding mechanism". However, the connecting rod in the angle adjustment mechanism of the prior art rotates in a curved slide groove, and the connecting rod movement is not safe and stable, and may shake, and it is inconvenient to assemble flexibly, and is not safe and practical. Utility Model Content

[0004] In order to overcome the defects of the existing technology, a welding robot angle adjustment mechanism is now provided to solve the problem that the connecting rod in the angle adjustment mechanism in the existing technology rotates in a curved slide groove, the connecting rod movement is not safe and stable, may shake, and is inconvenient to assemble flexibly, and is not safe and practical.

[0005] To achieve the above-mentioned purpose, a welding robot angle adjustment mechanism is provided, including a first mounting plate, a rotating shaft and a welding head, two groups of outer sleeves are fixed on the right side of the first mounting plate, and a rotating shaft is sleeved between the two groups of outer sleeves, a middle shaft sleeve is fixed at the center of the right side of the first mounting plate, and the middle shaft sleeve is sleeved in the middle of the rotating shaft, rotating plates are fixed on the front and rear sides of the rotating shaft, and a first side connecting plate is fixed at the upper end of the rotating plate, the upper end of the first side connecting plate is installed together with the second side connecting plate by fastening bolts, and the upper end of the second side connecting plate has a second mounting plate, an upper connecting head is fixed at the center of the upper end face of the second mounting plate, and a welding head is installed on the upper connecting head.

[0006] Furthermore, a rear fixing plate is fixed to the rear end of the first mounting plate, a rear fixing sleeve is provided on the right side of the rear fixing plate, and the rear fixing sleeve is sleeved outside the first motor, and a center rod is sleeved at the center of the rotating shaft, and the rear end of the center rod is fixed to the front end of the first motor.

[0007] Furthermore, a left connector is fixed to the center of the left side of the first mounting plate, first screw holes are provided on both the front and rear sides of the left connector, and an outer protective cover is arranged on the outer sleeve of the left connector, second screw holes are provided on both the front and rear sides of the outer protective cover.

[0008] Furthermore, the outer side surface of the rotating plate is provided with multiple groups of protrusions, and the two groups of protrusions aligned in the middle are movable in the movable grooves provided on the outer sleeve plate, and the rotating shaft and the rotating plate are both rotatable structures.

[0009] Furthermore, two groups of third screw holes are provided on the upper connecting head, and fastening bolts are installed between the screw holes provided on the lower part of the welding head and the third screw holes, and the welding head and the upper connecting head are split and connected.

[0010] Furthermore, the centers of the rotating shaft and the welding head are located on the same axis, and the rotating shaft and the welding head are both rotatable structures with a rotation angle of 0-180 degrees.

[0011] The beneficial effects of the present invention are:

[0012] 1. The left connector on the left side of the first mounting plate of the utility model is convenient to install and fix by tightening bolts, and can also be separated by removing the bolts. The assembly is more flexible and saves trouble. In addition, the left connector and the connecting parts can be safely protected by the outer protective cover, which is safer and more reliable.

[0013] 2. The utility model provides the protrusions on the outer side of the rotating plate, the two groups of protrusions aligned on the upper side just contact the outer side of the outer jacket plate, the two groups of protrusions aligned in the middle just move in the movable groove, and the two groups of protrusions aligned on the lower side just contact the inner side of the outer jacket plate, making the rotation of the rotating shaft safer and more stable to avoid shaking, and the angle adjustment is more stable and reliable.

[0014] 3. The utility model rotates the central rod through the first motor to drive the rotating shaft to rotate together, and the angle can be adjusted between 0-180 degrees. In addition, the welding head and the upper connecting head are assembled together by bolts, which is also convenient for separate disassembly for later inspection or maintenance, which is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view schematic diagram of an embodiment of the utility model;

[0016] Figure 2 A schematic top view of an embodiment of the present utility model;

[0017] Figure 3 This is a schematic diagram of the structure expansion on the first mounting plate of an embodiment of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure arrangement on the rotating shaft according to an embodiment of the present utility model.

[0019] In the figure: 1. First mounting plate; 10. Outer plate; 11. Middle shaft sleeve; 12. Rear fixing plate; 13. Rear fixing sleeve; 14. First motor; 15. Left connector; 16. First screw hole; 17. Outer protective cover; 18. Second screw hole; 19. Movable slot; 2. Rotating shaft; 20. Rotating plate; 21. Center rod; 22. Bump; 23. First side connecting plate; 24. Second side connecting plate; 25. Second mounting plate; 26. Upper connector; 27. Third screw hole; 3. Welding head. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the present invention. The described embodiments are part of the embodiments of the present disclosure, not all of the embodiments. However, it should be clear to those skilled in the art that the present invention can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the present disclosure.

[0021] The specific implementation of the present utility model will be described in detail below with reference to the accompanying drawings.

[0022] Figure 1 This is a front view schematic diagram of an embodiment of the utility model, Figure 2 A schematic top view of an embodiment of the present invention, Figure 3 Schematic diagram of the structure expansion on the first mounting plate of the embodiment of the utility model and Figure 4 This is a schematic diagram of the structure arrangement on the rotating shaft according to an embodiment of the present utility model.

[0023] Reference Figures 1 to 4As shown, the utility model provides an angle adjustment mechanism for a welding robot, comprising a first mounting plate 1, a rotating shaft 2 and a welding head 3, comprising two groups of outer sleeves 10 fixed to the right side of the first mounting plate 1, and a rotating shaft 2 is sleeved between the two groups of outer sleeves 10, a middle shaft sleeve 11 is fixed to the center of the right side of the first mounting plate 1, and the middle shaft sleeve 11 is sleeved in the middle of the rotating shaft 2, a rotating plate 20 is fixed on both the front and rear sides of the rotating shaft 2, and a first side connecting plate 23 is fixed to the upper end of the rotating plate 20, the upper end of the first side connecting plate 23 is mounted together with the second side connecting plate 24 by fastening bolts, and the upper end of the second side connecting plate 24 has a second mounting plate 25, an upper connecting head 26 is fixed to the center of the upper end face of the second mounting plate 25, and the welding head 3 is mounted on the upper connecting head 26.

[0024] In this embodiment, a rear fixing plate 12 is fixed to the rear end of the first mounting plate 1, a rear fixing sleeve 13 is provided on the right side of the rear fixing plate 12, and the rear fixing sleeve 13 is sleeved outside the first motor 14, and a center rod 21 is sleeved in the center of the rotating shaft 2, and the rear end of the center rod 21 is fixed to the front end of the first motor 14; a left connecting head 15 is fixed to the center of the left side of the first mounting plate 1, and first screw holes 16 are provided on the front and rear side surfaces of the left connecting head 15, and an outer protective cover 17 is provided on the outer sleeve of the left connecting head 15, and second screw holes 18 are provided on the front and rear sides of the outer protective cover 17.

[0025] As a preferred embodiment, the left connector 15 on the left side of the first mounting plate 1 of the utility model can be easily installed and fixed by tightening bolts, and can also be separated by removing the bolts. The assembly is more flexible and saves trouble. Moreover, the left connector 15 and the connection part can be safely protected by the outer protective cover 17, which is safer and more reliable.

[0026] In this embodiment, the outer side of the rotating plate 20 is provided with multiple groups of protrusions 22, and the two groups of protrusions 22 aligned in the middle are movable in the movable grooves 19 provided on the outer plate 10, and the rotating shaft 2 and the rotating plate 20 are both rotatable structures.

[0027] As a preferred embodiment, the protrusions 22 provided on the outer side of the rotating plate 20 of the utility model, the two groups of protrusions 22 aligned on the upper side just contact the outer side of the outer sleeve 10, the two groups of protrusions 22 aligned in the middle just move in the movable groove 19, and the two groups of protrusions 22 aligned on the lower side just contact the inner side of the outer sleeve 10, so that the rotation of the rotating shaft 2 is safer and more stable to avoid shaking, and the angle adjustment is more stable and reliable.

[0028] In this embodiment, two groups of third screw holes 27 are provided on the upper connecting head 26, and fastening bolts are installed between the screw holes provided at the lower part of the welding head 3 and the third screw holes 27, and the welding head 3 and the upper connecting head 26 are split and connected; the centers of the rotating shaft 2 and the welding head 3 are located on the same axis, and the rotating shaft 2 and the welding head 3 are both rotatable structures with a rotation angle of 0-180 degrees.

[0029] As a preferred embodiment, the utility model drives the rotating shaft 2 to rotate together by rotating the center rod 21 through the first motor 14, and the angle can be adjusted between 0-180 degrees. In addition, the welding head 3 and the upper connecting head 26 are also assembled together by bolts, which is also convenient for separate disassembly for later inspection or maintenance, which is more convenient and practical.

[0030] The utility model can effectively solve the problems in the prior art that the connecting rod in the angle adjustment mechanism rotates in the curved slide groove, the connecting rod movement is not safe and stable, shaking may occur, and it is inconvenient to assemble flexibly, which is not safe and practical. The utility model is convenient for installing and disassembling the welding head, can flexibly and stably rotate the rotating plate and the welding head, can appropriately adjust the rotation angle, and can avoid shaking, which is more flexible, safe and practical.

[0031] The above embodiments are used to illustrate the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the scope of protection of the present invention.

Claims

1. A welding robot angle adjustment mechanism, characterized by: The invention comprises a first mounting plate (1), a rotating shaft (2) and a welding head (3), wherein two sets of outer sleeves (10) are fixed to the right side of the first mounting plate (1), and the rotating shaft (2) is sleeved between the two sets of outer sleeves (10), a middle shaft sleeve (11) is fixed to the center of the right side of the first mounting plate (1), and the middle shaft sleeve (11) is sleeved on the middle part of the rotating shaft (2), rotating plates (20) are fixed to the front and rear sides of the rotating shaft (2), and a first side connecting plate (23) is fixed to the upper end of the rotating plate (20), the upper end of the first side connecting plate (23) and the second side connecting plate (24) are mounted together by fastening bolts, and the upper end of the second side connecting plate (24) has a second mounting plate (25), an upper connecting head (26) is fixed to the center of the upper end face of the second mounting plate (25), and the welding head (3) is mounted on the upper connecting head (26).

2. The welding robot angle adjustment mechanism according to claim 1, characterized in that: A rear fixing plate (12) is fixed to the rear end of the first mounting plate (1), a rear fixing sleeve (13) is provided on the right side of the rear fixing plate (12), and the rear fixing sleeve (13) is sleeved outside the first motor (14), and a center rod (21) is sleeved at the center of the rotating shaft (2), and the rear end of the center rod (21) is fixed to the front end of the first motor (14).

3. The welding robot angle adjustment mechanism according to claim 1, characterized in that: A left connector (15) is fixed at the center of the left side of the first mounting plate (1), and first screw holes (16) are provided on both the front and rear side surfaces of the left connector (15). An outer protective cover (17) is disposed on the outer cover of the left connector (15), and second screw holes (18) are provided on both the front and rear sides of the outer protective cover (17).

4. The welding robot angle adjustment mechanism according to claim 1, characterized in that: The outer side surface of the rotating plate (20) is provided with a plurality of groups of protrusions (22), and two groups of protrusions (22) aligned in the middle are movable in movable grooves (19) provided on the outer sleeve (10), and the rotating shaft (2) and the rotating plate (20) are both rotatable structures.

5. The welding robot angle adjustment mechanism according to claim 1, characterized in that: Two groups of third screw holes (27) are provided on the upper connecting head (26), and fastening bolts are installed between the screw holes provided on the lower part of the welding head (3) and the third screw holes (27), and the welding head (3) and the upper connecting head (26) are split and connected.

6. The welding robot angle adjustment mechanism according to claim 1, characterized in that: The centers of the rotating shaft (2) and the welding head (3) are both located on the same axis, and the rotating shaft (2) and the welding head (3) are both rotatable structures with a rotation angle of 0-180 degrees.

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