CN219275829U

CN219275829U - Welding robot ground rail assembly

Info

Publication number: CN219275829U
Application number: CN202320741063.7U
Authority: CN
Inventors: 聂宏运; 牛宇武; 李欠平
Original assignee: Luoyang Hasman Mechanical Equipment Co ltd
Current assignee: Luoyang Hasman Mechanical Equipment Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-06-30
Anticipated expiration: 2033-04-06

Abstract

The utility model discloses a welding robot ground rail assembly, which comprises a ground rail frame, wherein a rail is arranged on the upper surface of the ground rail frame, a driving plate is arranged on the rail in a sliding manner, a driving mechanism for enabling the driving plate to slide on the rail is arranged on the driving plate, a telescopic protective cover is arranged between the driving plate and the ground rail frame and covers the outer side of the rail, a welding machine, a robot and a control box are respectively arranged on the upper surface of the driving plate, a telescopic protective cover is arranged on the outer side of the rail, splashing generated in the welding process and other foreign matters in a workshop are blocked by the protective cover, the foreign matters are prevented from falling onto the rail to influence the normal running of the welding robot on the ground rail, the moving accuracy of the welding robot and the normal welding process are ensured, the abrasion between the welding robot and the ground rail is avoided, and the service life of the ground rail assembly is prolonged.

Description

Welding robot ground rail assembly

Technical Field

The utility model relates to the technical field of welding robots, in particular to a ground rail assembly of a welding robot.

Background

With the development of electronic technology, computer technology, numerical control and robotics, automatic welding robots have been increasingly mature in technology since the 60 s for production. The robot ground rail is also called a robot walking rail, can drive a robot to move among a plurality of stations, enlarges the robot work range, improves the production efficiency and promotes the process of automatic production.

The existing ground rail of the welding robot is mostly directly exposed in workshop environment, sparks and other impurities generated in the welding work of the welding robot and foreign matters generated in the workshop production process and the like can fall on the ground rail, normal walking of the welding robot on the ground rail can be affected, moving accuracy and normal welding work are reduced, abrasion between the welding robot and the ground rail can be aggravated for a long time, and service life of a ground rail assembly is shortened.

The utility model patent of China with the application number of 202122304314.9 discloses a floor rail of a vertical welding robot, which comprises a rail, wherein a moving groove is formed in the rail, a screw rod is rotatably connected in the moving groove, a servo motor is fixedly connected to the end part of the screw rod, a moving nut is connected to the surface of the screw rod in a threaded manner, two connecting frames are fixedly connected to the bottom end of the moving nut, a self-cleaning moving mechanism is fixedly connected to the top ends of the two connecting frames, and the self-cleaning moving mechanism comprises a guide bar and a moving mounting frame which are fixedly arranged at the center of the top of the rail. The self-help device drives the movable mounting frame to move through the servo motor, so that the driven gear can rotate in the moving process, the driven gear rotates to drive the chain to rotate, the chain rotates to drive a plurality of cleaning brushes on the surface of the driven gear to clean, and the cleaning brushes are clung to the surface of the track by utilizing the elastic connecting rod, so that the track can be effectively cleaned, foreign matters are prevented from entering gaps, and the service life is prolonged.

Although the above patent solves the problem of foreign matter falling onto the ground rail to some extent, it still has the following drawbacks: the ground rail is cleaned by adopting a complex cleaning mechanism, so that the structure is complex, the maintenance is not easy, and the manufacturing cost and the use cost are increased; the cleaning brush is used for cleaning the surface of the track, impurities with smaller adhesive force can be cleaned, and liquefied metal splashed during welding can be attached to the track assembly after cooling for impurities with larger viscosity, so that the cleaning brush cannot be removed through simple cleaning, and has poor effect in actual use, particularly in the welding process, and low practicability.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the existing defects, and provide the ground rail assembly of the welding robot, which is provided with the telescopic protective cover which covers the outer side of the rail, so that splashing generated in the welding process and other foreign matters in workshops and the like can be blocked by the protective cover, the phenomenon that the normal running of the welding robot on the ground rail is influenced due to the fact that the foreign matters fall onto the rail is avoided, the moving accuracy of the welding robot and the normal welding process are ensured, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a welding robot ground rail subassembly, includes ground rail frame, and ground rail frame's upper surface is provided with the track, slides on the track and is provided with the drive plate, is provided with on the drive plate and is used for making the gliding actuating mechanism of drive plate on the track, just be provided with telescopic protection casing between drive plate and the ground rail frame, the protection casing covers the track outside, the upper surface of drive plate is provided with welding machine, robot and control box respectively.

As a preferable technical scheme of the utility model, the driving mechanism comprises a servo motor arranged on the upper surface of the driving plate, an output shaft of the servo motor penetrates through the lower surface of the driving plate and is connected with the gear, and a rack meshed with the gear is arranged on the inner side surface of the ground rail frame.

As a preferable technical scheme of the utility model, the lower surface of the driving plate is fixedly provided with a mounting frame, a lubricating wheel is rotatably arranged on the mounting frame, and the lubricating wheel is meshed with the rack.

As a preferable technical scheme of the utility model, the lower surface of the ground rail frame is uniformly provided with a fixing frame, and both ends of the fixing frame are provided with supporting blocks.

Compared with the prior art, the utility model has the beneficial effects that: the telescopic protective cover is arranged on the outer side of the rail, splashing generated in the welding process and other foreign matters in workshops can be blocked by the protective cover, so that the foreign matters are prevented from falling onto the rail to influence the normal running of the welding robot on the ground rail, the moving accuracy of the welding robot and the normal welding process are ensured, meanwhile, the abrasion between the welding robot and the ground rail is avoided, and the service life of the ground rail assembly is prolonged; the protective cover can stretch out and draw back, so that the protective cover can be shortened or lengthened when the driving plate for driving the welding robot to move moves back and forth on the track, and can always cover the outer side of the track to protect the welding robot, and the track can be protected under the condition that the movement of the welding robot is not affected; compared with the prior art, the structure is simple, the cost is low, and the protective cover is only required to be fixed between the driving plate and the end part of the ground rail frame, so that maintenance is basically not required, and the manufacturing cost and the maintenance cost are reduced; the liquefied metal splashed during welding can be blocked outside by the protective cover to the foreign matters with larger viscosity, and the foreign matters cannot fall on the track, so that the practicability is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 4 is a top view partial block diagram of the present utility model.

In the figure: 1 ground rail frame, 2 tracks, 3 drive plates, 4 welding machines, 5 robots, 6 control boxes, 7 servo motors, 8 gears, 9 racks, 10 installation frames, 11 lubricating pulleys, 12 linear motors, 13 drag chain frames, 14 protection covers, 15 fixing frames and 16 support blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a welding robot ground rail subassembly, includes ground rail frame 1, and the upper surface of ground rail frame 1 is provided with track 2, and the last slip of track 2 is provided with drive plate 3, the upper surface of drive plate 3 is provided with welding machine 4, robot 5 and control box 6 respectively, and the welding robot of the production of the preferred kawasaki heavy industry of robot 5, welding machine 4 and robot 5 all are connected with the controller electricity in the control box 6, and the controller in the control box 6 is connected with external power source electricity, and this controller and welding machine 4, robot 5 and control box 6 etc. all adopt the electronic components and parts commonly used in the prior art, and its specific structure, theory of operation and circuit connection etc. are the known technique, and will not be described in detail here.

The driving plate 3 is provided with a driving mechanism for enabling the driving plate 3 to slide on the track 2, and the driving mechanism is used for enabling the welding robot to walk on the ground track and can be specifically set according to actual needs, walking distance, workshop size, number of welding stations and the like.

Be provided with telescopic protection casing 14 between drive plate 3 and the ground rail frame 1, protection casing 14 cover is in the track 2 outside, and splash that produces in the welding work in-process and other foreign matter etc. in workshop all can be blocked by protection casing 14, avoid the foreign matter to fall on track 2 and influence welding robot's normal walking on the ground rail, guaranteed welding robot's removal accuracy and normal welding work's going on, avoided the wearing and tearing between welding robot and the ground rail simultaneously, prolonged the life of ground rail subassembly.

Specifically, the protection cover 14 can use a plurality of bending plates to be connected with each other to form a telescopic plate with a downward opening, the shape of the telescopic plate can be square or round, and the telescopic plate is similar to a spring pipeline, so that the telescopic plate can freely stretch out and draw back, and because the protection cover 14 can stretch out and draw back, the protection cover 14 can shorten or elongate when the driving plate 3 for driving the welding robot to move moves back and forth on the track 2, and the protection cover always covers the outer side of the track 2 to protect the welding robot, so that the welding robot can be protected under the condition that the movement of the welding robot is not influenced.

Preferably, the protective cover 14 can be made of aluminum alloy plates, the melting point of the aluminum alloy is higher, the protective cover cannot be damaged after splashing, fire disaster is not easy to cause, and the use is safer.

Compared with the technical proposal of the patent document in the prior art, in particular to the background art, the structure is simple, the cost is low, the protective cover is only required to be fixed between the driving plate 3 and the end part of the ground rail frame 1, the maintenance is basically not required, and the manufacturing cost and the maintenance cost are reduced; the liquefied metal splashed during welding can be blocked outside by the protective cover 14 for the foreign matters with larger viscosity, and the foreign matters cannot fall on the track 2, so that the practicability is greatly improved.

The preferred technical scheme of actuating mechanism, actuating mechanism includes the servo motor 7 of installing at the drive plate 3 upper surface, and servo motor 7 is connected with the controller electricity in the control box 6, and servo motor 7 selects the servo motor that uses commonly used among the prior art, and the controller then selects the controller that uses commonly used among the current welding robot, and the output shaft of servo motor 7 passes the lower surface of drive plate 3 and is connected with gear 8, the inboard surface of ground track frame 1 is provided with the rack 9 with gear 8 intermeshing, and servo motor 7 drive gear 8 rotates, and the gear 8 moves along the tooth front and back of rack 9 when rotating to drive whole drive plate 3 to remove, make welding robot move to corresponding station on the ground track subassembly front and back and carry out welding work.

Alternatively, two or four gears 8 may be provided, and two racks may be symmetrically provided, where the plurality of gears 8 are connected to the output shaft of the servo motor 7 through a belt or a chain, so that the plurality of gears 8 may rotate synchronously.

Further preferable technical scheme, the fixed mounting bracket 10 that is provided with of lower surface of drive plate 3, rotation is provided with the lubricating wheel 11 on the mounting bracket 10, and lubricating wheel 11 and rack 9 intermeshing, when drive plate 3 removes, lubricating wheel 11 follows the removal to with rack 9 meshing and remove thereupon, lubricating wheel 11 is hollow gear, inside can set up smooth moist oil, and the aperture can be evenly offered to the tooth clearance, can lubricate for rack 9 in the rotation in-process to lubricate between messenger's gear 8 and the rack 9, reduce frictional force, reduce servo motor's consumption.

The upper surface of the lubrication wheel 11 can be provided with a lubrication hole through which a worker can conveniently fill the lubrication oil.

According to another preferable technical scheme of the driving mechanism, the driving mechanism comprises a linear motor 12 arranged on the lower surface of the driving plate 3, a drag chain frame 13 is arranged on the ground rail frame 1, a cable drag chain of the linear motor 12 is movably arranged on the drag chain frame 13, the drag chain is used for protecting a cable, the driving plate 3 can be driven to move on the ground rail assembly through the linear motor 12, and the structure is simple and maintenance is convenient.

The drive mechanism may also be a drive motor and drive screw or other form of drive.

According to the preferable technical scheme, the fixing frames 15 are uniformly arranged on the lower surface of the ground rail frame 1, and the supporting blocks 16 are arranged at two ends of each fixing frame 15 and used for supporting the ground rail frame 1 and lifting the ground rail frame.

Further, the supporting block 16 is connected to the fixing frame 15 through screw threads, and the supporting block 16 is in a shape of a circular truncated cone, and the overall height, levelness and the like of the ground rail frame 1 can be adjusted by rotating the supporting block 16.

The non-disclosed parts of the utility model are all prior art, and the specific structure, materials and working principle thereof are not described in detail. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a welding robot ground rail subassembly, its characterized in that, including ground rail frame (1), the upper surface of ground rail frame (1) is provided with track (2), and the slip is provided with drive plate (3) on track (2), is provided with on drive plate (3) and is used for making drive plate (3) gliding actuating mechanism on track (2), just be provided with telescopic protection casing (14) between drive plate (3) and ground rail frame (1), protection casing (14) cover in track (2) outside, the upper surface of drive plate (3) is provided with welding machine (4), robot (5) and control box (6) respectively.

2. A welding robot ground rail assembly as recited in claim 1, wherein: the driving mechanism comprises a servo motor (7) arranged on the upper surface of the driving plate (3), an output shaft of the servo motor (7) penetrates through the lower surface of the driving plate (3) and is connected with a gear (8), and a rack (9) meshed with the gear (8) is arranged on the inner side surface of the ground rail frame (1).

3. A welding robot ground rail assembly as recited in claim 2, wherein: the lower surface of the driving plate (3) is fixedly provided with a mounting frame (10), a lubricating wheel (11) is rotatably arranged on the mounting frame (10), and the lubricating wheel (11) is meshed with the rack (9).

4. A welding robot ground rail assembly as recited in claim 1, wherein: the driving mechanism comprises a linear motor (12) arranged on the lower surface of the driving plate (3), a drag chain frame (13) is arranged on the ground rail frame (1), and a cable drag chain of the linear motor (12) is movably arranged on the drag chain frame (13).

5. A welding robot ground rail assembly as recited in any one of claims 1-4, wherein: the lower surface of ground rail frame (1) evenly is provided with mount (15), and supporting shoe (16) are installed at the both ends of mount (15).