CN217371075U

CN217371075U - Novel wrist transmission mechanism of welding robot

Info

Publication number: CN217371075U
Application number: CN202221216497.7U
Authority: CN
Inventors: 罗德强
Original assignee: Hunan Sany Vocational and Technical College of Industry
Current assignee: Hunan Sany Vocational and Technical College of Industry
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-06
Anticipated expiration: 2032-05-20

Abstract

The utility model relates to the technical field of welding robots, in particular to a wrist transmission mechanism of a novel welding robot, which comprises a base, wherein both ends of the bottom of the base are connected with supporting blocks, both ends of the bottom of the supporting blocks are connected with steering rollers, the inner wall of one end of a vertical symmetrical shaft at the top of the base is connected with a first power box, one end of the top of the first power box is connected with a first electric rotating shaft, the top of the first electric rotating shaft is connected with a first threaded column, and the outer wall of the first threaded column is connected with a lifting block, the utility model discloses a connecting mode between a second threaded column and a telescopic rod is arranged, when the second threaded column rotates in different directions, the telescopic rod can move back and forth together, thereby realizing the extension or the shortening of the wrist of the robot, being beneficial to further improving the working efficiency of the welding robot, and simultaneously being provided with a limiting chute, being capable of limiting the telescopic distance of the telescopic rod, the safety of the whole robot structure is greatly improved.

Description

Novel welding robot's wrist drive mechanism

Technical Field

The utility model relates to a welding robot technical field especially relates to a novel welding robot's wrist drive mechanism.

Background

The welding robot is an industrial robot for welding, the industrial robot is a multipurpose automatic control manipulator capable of being programmed repeatedly, three or more robots are used in the field of industrial automation, in order to adapt to different purposes, a mechanical interface of a last shaft of the robot, usually a connecting flange, can be provided with different tools or end effectors, and the welding robot is provided with a welding clamp or a welding gun on the flange of the last shaft of the industrial robot so as to be capable of welding, cutting or hot spraying.

There are the following problems: welding robot is in the use, and its wrist can only go on about or upset motion, consequently can't weld the position far away to seriously influence welding robot's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel welding robot wrist transmission mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a wrist transmission mechanism of a novel welding robot comprises a base, wherein two ends of the bottom of the base are both connected with supporting blocks, two ends of the bottom of each supporting block are both connected with steering rollers, a first power box is connected with the inner wall of one end of a vertical symmetrical shaft at the top of the base, one end of the top of the first power box is connected with a first electric rotating shaft, the top of the first electric rotating shaft is connected with a first threaded column, the outer wall of the first threaded column is connected with a lifting block, two ends of the outer wall of the lifting block are both connected with limiting frames, the top of the lifting block is fixedly connected with a mounting frame, the inner wall of the center of the top of the mounting frame is connected with a supporting plate, two ends of the inner wall of the supporting plate are both connected with inserting columns, the inner wall of the center of the top of each inserting column is connected with a bolt, the center of the top of the supporting plate is connected with a control box, one end of the top of the control box is fixedly connected with a mechanical arm, and the top of the mechanical arm is connected with a transmission shell, the inner wall of the center of the bottom of the transmission shell is connected with a second power box, the bottom of the second power box is connected with a data line, the top of the second power box is connected with a second electric rotating shaft, the top of the second electric rotating shaft is connected with a second threaded column, the outer wall of the second threaded column is connected with a telescopic rod, the outer wall bottom ends of two sides of the telescopic rod are connected with limiting sliding grooves, and the top of the telescopic rod is connected with a welding module.

As a further description of the above technical solution:

the two supporting blocks are arranged, the tops of the supporting blocks are welded with the two ends of the bottom of the base, the four steering rollers are arranged, the two ends of the bottom of each supporting block are welded with the tops of the steering rollers, the outer wall of the first power supply box is embedded and welded on the inner wall of one end of a vertical symmetrical shaft at the top of the base, and one end of the top of the first power supply box is fixedly connected with the bottom of the first electric rotating shaft; through setting up the gyro wheel that turns to, can let whole welding robot remove convenient and fast more, through setting up first power pack, can provide power for first electric rotating shaft.

As a further description of the above technical solution:

the top of the first electric rotating shaft is welded with the bottom of a first threaded column, the outer wall of the first threaded column is in threaded transmission connection with the inner wall of the lifting block, two limiting frames are arranged, the bottoms of the two limiting frames are welded with two ends of a transverse symmetrical shaft at the top of the base, and two ends of the outer wall of the lifting block are sleeved on the inner wall of the limiting frames; through setting up the connected mode between first screw thread post and the elevator for the elevator can reciprocate along with the rotation of first screw thread post, can also adjust the height of robot simultaneously, is favorable to improving whole welding robot more nimble.

As a further description of the above technical solution:

the outer wall of the supporting plate is sleeved on the inner wall of the center of the top of the mounting frame, the number of the inserting columns and the number of the bolts are two, the bottom ends of the outer walls of the inserting columns are all embedded and welded on the inner walls of two ends of a transverse symmetrical shaft at the bottom of the mounting frame, the top ends of the outer walls of the inserting columns are all sleeved on two ends of the inner wall of the supporting plate, and the inner wall of the center of the top of the inserting columns is in threaded connection with the bottom ends of the outer walls of the bolts; through setting up simple and easy connected mode between post, installing frame, backup pad and the bolt for whole welding robot's installation procedure is convenient and fast more.

As a further description of the above technical solution:

the center of the top of the supporting plate is welded with the bottom of the control box, the top of the mechanical arm is welded with the bottom end of the outer wall of one side of the transmission shell, and the outer wall of the second power box is embedded and welded on the inner wall of the center of the bottom of the transmission shell; through setting up the second power pack, can provide power for the electronic pivot of second.

As a further description of the above technical solution:

the bottom of the second power supply box is welded with the top of the data line, the bottom of the data line is fixedly connected with the other end of the top of the control box, the top of the second power supply box is fixedly connected with the bottom of the second electric rotating shaft, and the top of the second electric rotating shaft is fixedly connected with the bottom of the second threaded column; through setting up the electronic pivot of second, can take first screw thread post to rotate together, through setting up the data line, can let the control box carry out remote control to the electronic pivot of second.

As a further description of the above technical solution:

the two limiting sliding grooves are formed, the limiting sliding grooves are formed in the top ends of the two sides of the inner wall of the transmission shell, the outer wall of the second threaded column is in threaded transmission connection with the bottom end of the inner wall of the telescopic rod, the bottom ends of the outer walls of the two sides of the telescopic rod are sleeved on the inner wall of the limiting sliding grooves, and the top of the telescopic rod is welded with the top end of the outer wall of one side of the welding module; through setting up the connected mode between second screw thread post and the telescopic link for when second screw thread post rotates to equidirectional not, the telescopic link also can follow round trip movement together, thereby realizes the extension or the shortening of robot wrist portion, sets up spacing spout simultaneously, can restrict the flexible distance of telescopic link, improves the structural security of whole robot greatly.

The utility model discloses following beneficial effect has:

1. through setting up the connected mode between second screw thread post and the telescopic link for when second screw thread post rotates to equidirectional not, the telescopic link also can follow round trip movement together, thereby realize the extension or the shortening of robot wrist, be favorable to further improving welding robot's work efficiency, set up spacing spout simultaneously, can restrict the flexible distance of telescopic link, improve the structural security of whole robot greatly.

2. Through setting up the gyro wheel that turns to, can let whole welding robot remove convenient and fast more, through setting up the connected mode between first screw post and the elevator, make the elevator reciprocate along with the rotation of first screw post, can also adjust the height of robot simultaneously, be favorable to improving whole welding robot more nimble, insert the post through setting up, the installing frame, simple and easy connected mode between backup pad and the bolt, make whole welding robot's installation step convenient and fast more.

Drawings

Fig. 1 is a three-dimensional view of a local area of a wrist transmission mechanism of a novel welding robot provided by the present invention;

fig. 2 is a front view of a wrist transmission mechanism of the welding robot according to the present invention;

fig. 3 is a front cross-sectional view of a wrist transmission mechanism of the novel welding robot provided by the present invention;

fig. 4 is a partial enlarged view of the area a in the wrist transmission mechanism diagram 3 of the novel welding robot provided by the present invention;

fig. 5 is the utility model provides a local enlarger of B region in wrist transmission mechanism picture 3 of novel welding robot.

Illustration of the drawings:

1. a base; 2. a support block; 3. a steering roller; 4. a first power supply box; 5. a first electric rotating shaft; 6. a first threaded post; 7. a lifting block; 8. a limiting frame; 9. installing a frame; 10. a support plate; 11. inserting a column; 12. a bolt; 13. a control box; 14. a mechanical arm; 15. a drive housing; 16. a second power supply box; 17. a data line; 18. a second electric rotating shaft; 19. a second threaded post; 20. a telescopic rod; 21. a limiting chute; 22. and (7) welding the module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a wrist transmission mechanism of a novel welding robot comprises a base 1, wherein two ends of the bottom of the base 1 are both connected with supporting blocks 2, two ends of the bottom of each supporting block 2 are both connected with steering rollers 3, one end of a vertical symmetrical shaft at the top of the base 1 is connected with a first power box 4 through an inner wall, one end of the top of the first power box 4 is connected with a first electric rotating shaft 5, the top of the first electric rotating shaft 5 is connected with a first threaded column 6, the outer wall of the first threaded column 6 is connected with a lifting block 7, two ends of the outer wall of the lifting block 7 are both connected with a limiting frame 8, the top of the lifting block 7 is fixedly connected with a mounting frame 9, the inner wall of the center of the top of the mounting frame 9 is connected with a supporting plate 10, two ends of the inner wall of the supporting plate 10 are both connected with inserting columns 11, the inner wall of the center of the tops of the inserting columns 11 is connected with a bolt 12, the center of the tops of the supporting plates 10 is connected with a control box 13, one end of the tops of the control box 13 is fixedly connected with a mechanical arm 14, the top of the mechanical arm 14 is connected with a transmission shell 15, the inner wall of the center of the bottom of the transmission shell 15 is connected with a second power box 16, the bottom of the second power box 16 is connected with a data line 17, the top of the second power box 16 is connected with a second electric rotating shaft 18, the top of the second electric rotating shaft 18 is connected with a second threaded column 19, the outer wall of the second threaded column 19 is connected with a telescopic rod 20, the outer wall bottom of two sides of the telescopic rod 20 is connected with a limiting sliding groove 21, and the top of the telescopic rod 20 is connected with a welding module 22.

Two supporting blocks 2 are arranged, the tops of the supporting blocks are welded with the two ends of the bottom of a base 1, four steering rollers 3 are arranged, the two ends of the bottom of each supporting block 2 are welded with the tops of the steering rollers 3, the outer wall of a first power box 4 is embedded and welded on the inner wall of one end of a vertical symmetrical shaft at the top of the base 1, one end of the top of the first power box 4 is fixedly connected with the bottom of a first electric rotating shaft 5, the top of the first electric rotating shaft 5 is welded with the bottom of a first threaded column 6, the outer wall of the first threaded column 6 is in threaded transmission connection with the inner wall of a lifting block 7, two limiting frames 8 are arranged, the bottoms of the limiting frames are welded with the two ends of a transverse symmetrical shaft at the top of the base 1, the two ends of the outer wall of the lifting block 7 are sleeved on the inner wall of the limiting frame 8, the outer wall of a supporting plate 10 is sleeved on the inner wall at the center of the top of an installation frame 9, two inserting columns 11 and bolts 12 are arranged, the bottoms of the outer walls of the inserting columns 11 are embedded and welded on the two ends of the transverse symmetrical shaft at the two ends of the bottom of the installation frame 9, the top ends of the outer walls of the insert posts 11 are sleeved at two ends of the inner wall of the support plate 10, the inner wall of the center of the top of the insert posts 11 is connected with the bottom end of the outer wall of the bolt 12 by screw threads, the center of the top of the support plate 10 is welded with the bottom end of the outer wall of one side of the transmission shell 15, the outer wall of the second power box 16 is embedded and welded on the inner wall of the center of the bottom of the transmission shell 15, the bottom of the second power box 16 is welded with the top of the data line 17, the bottom of the data line 17 is fixedly connected with the other end of the top of the control box 13, the top of the second power box 16 is fixedly connected with the bottom of the second electric rotating shaft 18, the top of the second electric rotating shaft 18 is fixedly connected with the bottom of the second threaded post 19, two limit sliding grooves 21 are arranged, the top ends of the two sides of the inner wall of the transmission shell 15 are respectively provided with a limit sliding groove 21, the outer wall of the second threaded post 19 is in screw thread transmission connection with the bottom end of the inner wall of the telescopic rod 20, and the bottom ends of the two sides of the telescopic rod 20 are sleeved on the inner wall of the limit sliding grooves 21, the top of the telescopic rod 20 is welded with the top end of the outer wall at one side of the welding module 22.

The working principle and the process are as follows: through the steering wheel 3 on the supporting block 2 at the bottom of the base 1, the whole welding robot can be moved more conveniently and quickly, through controlling the first power box 4, the opening, closing and rotating directions of the first electric rotating shaft 5 can be adjusted, along with the difference of the rotating directions of the first threaded column 6, the lifting block 7 can be moved up and down, thereby the height of the robot can be adjusted, through setting the limiting frame 8, the lifting block 7 can be limited, when the robot is installed, the supporting plate 10 is vertically and downwards placed into the installing frame 9, at the moment, the inserting column 11 can automatically penetrate through the inner wall of the supporting plate 10, and then the bolt 12 is sequentially fixed on the inserting column 11, so that the whole welding robot is installed and completed, through the control box 13, the whole welding robot can be controlled, through adjusting the second power box 16, the opening, the second electric rotating shaft 18 and the second threaded column 19 can be controlled, The closing direction and the rotating direction are adjusted, so that the telescopic rod 20 can move back and forth in the transmission shell 15 along with the difference of the rotating directions of the second threaded column 19, the extension or the shortening of the wrist part of the robot is realized, and the working efficiency of the welding robot is further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel welding robot's wrist drive mechanism, includes base (1), its characterized in that: the device is characterized in that the two ends of the bottom of the base (1) are connected with supporting blocks (2), the two ends of the bottom of each supporting block (2) are connected with steering idler wheels (3), one end of a vertical symmetry shaft at the top of the base (1) is connected with a first power supply box (4) through an inner wall, one end of the top of the first power supply box (4) is connected with a first electric rotating shaft (5), the top of the first electric rotating shaft (5) is connected with a first threaded column (6), the outer wall of the first threaded column (6) is connected with a lifting block (7), the two ends of the outer wall of the lifting block (7) are connected with limiting frames (8), the top of the lifting block (7) is fixedly connected with a mounting frame (9), the inner wall of the center of the top of the mounting frame (9) is connected with a supporting plate (10), the two ends of the inner wall of the supporting plate (10) are connected with inserting columns (11), and the inner wall of the center of the top of the inserting columns (11) is connected with bolts (12), the utility model discloses a welding device, including backup pad (10), backup pad (10) top center department is connected with control box (13), control box (13) top one end fixedly connected with arm (14), arm (14) top is connected with driving shell (15), driving shell (15) bottom center department inner wall connection has second power pack (16), second power pack (16) bottom is connected with data line (17), second power pack (16) top is connected with second electric rotating shaft (18), second electric rotating shaft (18) top is connected with second screw thread post (19), second screw thread post (19) outer wall connection has telescopic link (20), telescopic link (20) both sides outer wall bottom all is connected with spacing spout (21), telescopic link (20) top is connected with welding module (22).

2. The wrist transmission mechanism of a novel welding robot as claimed in claim 1, wherein: the supporting shoe (2) is provided with two parts and the tops of the two parts are welded with the two ends of the bottom of the base (1), the number of the steering rollers (3) is four, the two ends of the bottom of the supporting shoe (2) are welded with the tops of the steering rollers (3), the outer wall of the first power supply box (4) is embedded and welded on the inner wall of one end of the vertical symmetric shaft at the top of the base (1), and one end of the top of the first power supply box (4) is fixedly connected with the bottom of the first electric rotating shaft (5).

3. The wrist transmission mechanism of the welding robot as claimed in claim 1, wherein: the welding of first electronic pivot (5) top and first screw thread post (6) bottom, first screw thread post (6) outer wall is connected with elevator (7) inner wall screw thread transmission, spacing frame (8) are equipped with two altogether and the bottom all welds with base (1) top horizontal symmetry axis both ends, elevator (7) outer wall both ends all cup joint in spacing frame (8) inner wall.

4. The wrist transmission mechanism of a novel welding robot as claimed in claim 1, wherein: the outer wall of the support plate (10) is sleeved on the inner wall of the center of the top of the mounting frame (9), the two inserting columns (11) and the two bolts (12) are arranged, the bottom ends of the outer walls of the inserting columns (11) are embedded and welded on the inner walls of two ends of the transverse symmetrical shaft at the bottom of the mounting frame (9), the top ends of the outer walls of the inserting columns (11) are sleeved on two ends of the inner wall of the support plate (10), and the inner wall of the center of the top of the inserting columns (11) is connected with the threads of the bottom end of the outer wall of the bolts (12).

5. The wrist transmission mechanism of a novel welding robot as claimed in claim 1, wherein: the center of the top of the support plate (10) is welded with the bottom of the control box (13), the top of the mechanical arm (14) is welded with the bottom end of the outer wall of one side of the transmission shell (15), and the outer wall of the second power box (16) is embedded and welded on the inner wall of the center of the bottom of the transmission shell (15).

6. The wrist transmission mechanism of a novel welding robot as claimed in claim 1, wherein: the bottom of the second power supply box (16) is welded with the top of the data line (17), the bottom of the data line (17) is fixedly connected with the other end of the top of the control box (13), the top of the second power supply box (16) is fixedly connected with the bottom of the second electric rotating shaft (18), and the top of the second electric rotating shaft (18) is fixedly connected with the bottom of the second threaded column (19).

7. The wrist transmission mechanism of a novel welding robot as claimed in claim 1, wherein: spacing spout (21) are equipped with two altogether, spacing spout (21) have all been seted up on transmission shell (15) inner wall both sides top, second screw thread post (19) outer wall and telescopic link (20) inner wall bottom screw thread transmission are connected, telescopic link (20) both sides outer wall bottom all cup joints in spacing spout (21) inner wall, telescopic link (20) top and welding module (22) one side outer wall top welding.