CN210060208U

CN210060208U - Mechanism for rotary positioning of welding robot cantilever

Info

Publication number: CN210060208U
Application number: CN201920631924.XU
Authority: CN
Inventors: 周超; 周曙君; 薛建文
Original assignee: Nanjing Hexin Intelligent Equipment Co Ltd
Current assignee: NANJING HEXIN AUTOMATION Co.,Ltd.
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-02-14
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a mechanism for welding robot cantilever rotary positioning, the on-line screen storage device comprises a base, fixed mounting has servo motor on the base, servo motor's power take off fixed mounting has mechanical cantilever, the edge of base still is provided with the positioning seat, mechanical cantilever's bottom is fixed mounting still has the location cylinder, the power take off fixed connection of location cylinder has the bolt, seted up on the positioning seat with bolt assorted locating hole, mechanical cantilever comprises bearing post and arm, bearing post's top and bottom all are by the disc through strengthening rib fixed mounting, the location cylinder sets up in the surface of disc, the beneficial effects of the utility model are that: the positioning of the mechanical cantilever can be accurately controlled, and the problem that the mechanical cantilever cannot be positioned firmly or accurately due to the fact that the bolt cannot be accurately inserted into the positioning seat due to the difference of the rotation angles of the servo motors is solved.

Description

Mechanism for rotary positioning of welding robot cantilever

Technical Field

The utility model relates to a mechanical engineering technical field specifically is a mechanism for welding robot cantilever gyration location.

Background

In the mechanical welding industry, a mechanical cantilever structure is a common welding structure, a welding robot is usually arranged on a cantilever, and a rotary motor at the bottom drives the mechanical cantilever to rotate, so that the operation position of the mechanical cantilever is switched at a plurality of stations. However, due to the defects of the prior art, the gear driven by the bottom rotary motor has a certain gap, so that the mechanical cantilever can shake to a certain extent due to the inertia relationship when the robot works, and fine shaking in mechanical welding can have fatal influence on the welding quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanism for welding robot cantilever gyration location to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mechanism for welding robot cantilever rotation positioning, the on-line screen storage device comprises a base, fixed mounting has servo motor on the base, servo motor's power take off end fixed mounting has mechanical cantilever, the edge of base still is provided with the positioning seat, mechanical cantilever's bottom is fixed mounting still has the location cylinder, the power take off end fixed connection of location cylinder has the bolt, seted up on the positioning seat with bolt assorted locating hole, mechanical cantilever comprises bearing post and arm, the top and the bottom of bearing post all are by the disc through strengthening rib fixed mounting, the location cylinder sets up in the surface of disc.

Preferably, the positioning hole on the positioning seat is specifically an annular groove with an annular structure, an electromagnet layer is arranged inside the positioning hole, and a magnet block matched with the electromagnet layer is arranged at the bottom of the plug pin.

Preferably, the positioning seat is integrally of a circular structure, and the depth of the positioning hole is equal to the moving distance of the bolt.

Preferably, the reinforcing ribs are of a triangular structure and are uniformly distributed on the outer surface of the bearing column in an annular shape.

Preferably, a protective cover is arranged on a disc of the bearing column and wraps the outer portion of the positioning cylinder.

Preferably, the mechanical cantilever is further provided with a microprocessor, and the microprocessor is in signal control connection with the servo motor, the positioning cylinder and the electromagnet layer.

Compared with the prior art, the beneficial effects of the utility model are that: the positioning of the mechanical cantilever can be accurately controlled, and the problem that the mechanical cantilever cannot be positioned firmly or accurately due to the fact that the bolt cannot be accurately inserted into the positioning seat due to the difference of the rotation angles of the servo motors is solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the positioning seat structure of the present invention;

fig. 3 is a schematic view of the connection between the mechanical cantilever and the base of the present invention.

In the figure: the positioning device comprises a positioning seat 1, a positioning hole 101, an electromagnet layer 102, a magnet block 103, a bolt 2, a positioning cylinder 3, a base 4, a mechanical cantilever 5, a bearing column 501, a mechanical arm 502, a reinforcing rib 503 and a servo motor 6.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a mechanism for welding robot cantilever rotation positioning comprises a base 4, a servo motor 6 is fixedly mounted on the base 4, a mechanical cantilever 5 is fixedly mounted at the power output end of the servo motor 6, a positioning seat 1 is further arranged at the edge of the base 4, a positioning cylinder 3 is further fixedly mounted at the bottom end of the mechanical cantilever 5, a bolt 2 is fixedly connected with the power output end of the positioning cylinder 3, a positioning hole 101 matched with the bolt 2 is formed in the positioning seat 1, the positioning seat 1 is integrally of a circular structure, the depth of the positioning hole 101 is equal to the movable distance of the bolt 2, the mechanical cantilever 5 is composed of a bearing column 501 and a mechanical arm 502, the top end and the bottom end of the bearing column 501 are fixedly mounted by a disc through a reinforcing rib 503, the reinforcing rib 503 is of a triangular structure and is annularly and uniformly distributed on the outer surface of the bearing column 501, the utility model discloses a bearing post 501, including locating cylinder 3, locating hole 101, bolt 2, bearing post 501, locating cylinder 3, and be provided with microprocessor on mechanical cantilever 5, microprocessor signal control connects servo motor 6, locating cylinder 3 and electromagnet layer 102, and be worth noting, locating hole 101 on locating seat 1 specifically is the annular groove that is annular structure, the inside of locating hole 101 is provided with electromagnet layer 102, the bottom of bolt 2 is provided with and is provided with electromagnet layer 102 assorted magnet piece 103, is worth noting, be provided with the safety cover on bearing post 501's the disc, the safety cover parcel is in the outside of locating cylinder 3, is worth noting, still be provided with microprocessor on mechanical cantilever 5, microprocessor signal control connects servo motor.

The utility model discloses when mechanical cantilever 5 need alternate the position when using, servo motor 6 rotates the position department that needs with arm 502, then 3 control bolts of location cylinder insert the locating hole 101 on the positioning seat 1 in, the location that realizes the cantilever is connected with the magnet piece 103 magnetism of 2 bottoms of bolt to electromagnetism layer 102 switch on power supply afterwards, the utility model discloses a servo motor 6, location cylinder, electromagnetism layer 102's control all controls through microprocessor and handles.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mechanism for welding robot cantilever gyration location, includes base (4), its characterized in that: fixed mounting has servo motor (6) on base (4), the power take off end fixed mounting of servo motor (6) has mechanical cantilever (5), the edge of base (4) still is provided with positioning seat (1), the bottom of mechanical cantilever (5) still fixed mounting has location cylinder (3), the power take off end fixed connection of location cylinder (3) has bolt (2), set up on positioning seat (1) with bolt (2) assorted locating hole (101), mechanical cantilever (5) comprise bearing post (501) and arm (502), the top and the bottom of bearing post (501) all are by the disc through strengthening rib (503) fixed mounting, location cylinder (3) set up in the surface of disc.

2. The mechanism for the rotary positioning of the cantilever of the welding robot as claimed in claim 1, wherein: the positioning hole (101) in the positioning seat (1) is specifically an annular groove in an annular structure, an electromagnet layer (102) is arranged inside the positioning hole (101), and a magnet block (103) matched with the electromagnet layer (102) is arranged at the bottom of the plug pin (2).

3. The mechanism for the rotary positioning of the cantilever of the welding robot as claimed in claim 1, wherein: the positioning seat (1) is integrally of a circular structure, and the depth of the positioning hole (101) is equal to the moving distance of the plug pin (2).

4. The mechanism for the rotary positioning of the cantilever of the welding robot as claimed in claim 1, wherein: the reinforcing ribs (503) are of a triangular structure and are uniformly distributed on the outer surface of the bearing column (501) in an annular shape.

5. The mechanism for the rotary positioning of the cantilever of the welding robot as claimed in claim 1, wherein: the disc of the bearing column (501) is provided with a protective cover, and the protective cover is wrapped outside the positioning cylinder (3).

6. The mechanism for the swing positioning of the cantilever of the welding robot as claimed in claim 1 or 2, wherein: the mechanical cantilever (5) is further provided with a microprocessor, and the microprocessor is in signal control connection with the servo motor (6), the positioning cylinder (3) and the electromagnet layer (102).