CN215545808U

CN215545808U - Double-station three-dimensional laser welding and cutting robot workstation

Info

Publication number: CN215545808U
Application number: CN202121065442.6U
Authority: CN
Inventors: 毛斌; 刘波
Original assignee: Chengdu Pan Tuogu Technology Co ltd
Current assignee: Chengdu Pan Tuogu Technology Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2022-01-18
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a double-station three-dimensional laser welding and cutting robot workstation, which comprises a robot body, a fence and two welding stations, wherein the robot body is arranged between the two welding stations, the robot body and the two welding stations are arranged on the inner side of the fence, each welding station comprises a clamp and an upper and lower workpiece mechanisms, the clamp is used for placing a workpiece, and the robot body is used for welding the workpiece; go up lower mechanism and include the stand, the swing arm, drive arrangement and adsorption equipment, the one end of swing arm is rotationally connected at the top of stand, adsorption equipment is connected to the other end of swing arm, adsorption equipment sets up the top at the work piece, it is used for adsorbing and goes up and down the work piece, in order to reach the function of taking out the work piece from anchor clamps, drive arrangement sets up on the stand, the swing arm is connected to its output, drive arrangement is used for driving the swing arm to rotate, so that the work piece rotates the outside of rail, the technical problem who exists among the prior art has been solved, if: the operator is at a safety risk and inconvenient to get on and off the workpiece.

Description

Double-station three-dimensional laser welding and cutting robot workstation

Technical Field

The utility model relates to the field of robot laser welding, in particular to a double-station three-dimensional laser welding and cutting robot workstation.

Background

In modern manufacturing industry, welding is one of the most important processes, and is widely used in many fields such as machine manufacturing, nuclear industry, petrochemical industry, aerospace, large buildings and the like. The number of welding operations and welding processes are increasing in the increasing demand of society for welded articles of manufacture. In the state of increasing labor cost, there is an unprecedented demand for intelligent welding with greater productivity, higher production quality, and greater flexibility, such as laser welding, which is a method for welding by using focused laser beams as energy to bombard weldments with the generated heat. Because the laser has optical properties such as refraction and focusing, the laser welding is very suitable for welding miniature parts and parts with poor accessibility. Laser welding also has the characteristics of low heat input, small welding deformation, no influence of electromagnetic field and the like.

In automated production, robot collocation laser welding welder commonly used carries out laser welding, the structure of duplex position is adopted usually among the prior art, namely the robot is when a station welding, another station carries out the operation of piece from top to bottom simultaneously, because safety need, the fence of commonly using separates operator and welding station, welding station sets up at the rail inboardly, the operator is in the outside, however when piece from top to bottom, the operator still needs to visit the rail, the upper part is prone to be carried out the operation of piece from top to bottom on the rail promptly, not only be convenient for piece from top to bottom, certain safe risk has still existed, for example, the speed of operation of piece from top to bottom is too slow, lead to the robot to get back to the operator when this station again, perhaps beat the operator when the die clamping cylinder of anchor clamps pops out, it exists: the technical problem that an operator can get on or off the workpiece safely and inconveniently exists.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, the object of the present invention is to: the utility model provides a three-dimensional laser welding cutting robot workstation in duplex position has solved the technical problem that exists among the prior art, if: the operator is at a safety risk and inconvenient to get on and off the workpiece.

In order to realize the purpose of the utility model, the utility model provides the following technical scheme:

a double-station three-dimensional laser welding and cutting robot workstation comprises a robot body, a fence and two welding stations, wherein the robot body and the two welding stations are arranged on the inner side of the fence, each welding station comprises a clamp and an upper workpiece and lower workpiece mechanisms, the clamp is used for placing a workpiece, and the robot body is used for welding the workpiece;

go up lower mechanism and include stand, swing arm, drive arrangement and adsorption equipment, the top of stand is rotationally connected the one end of swing arm, the other end of swing arm is connected adsorption equipment, adsorption equipment sets up the top of work piece, it is used for adsorbing and goes up and down the work piece, in order to reach the follow take out on the anchor clamps the function of work piece, drive arrangement sets up on the stand, its output is connected the swing arm, drive arrangement is used for the drive the swing arm rotates, so that the work piece rotates the outside of rail.

Furthermore, the driving device is a motor, and a rotating shaft of the motor is connected with the bottom of the swing arm.

Furthermore, a mounting cavity is arranged in the stand column, and the motor is mounted in the mounting cavity.

Further, swing arm bottom fixedly connected with lug, the lug is kept away from the one end of swing arm is equipped with the bellying, the cover is equipped with footstep bearing on the bellying, footstep bearing sets up the lug with between the stand, the motor set up in the bellying below, its axis of rotation set up in the footstep bearing and connect the bellying.

Further, the swing arm is horizontally arranged, and the rotating axis of the swing arm is vertically arranged.

Furthermore, adsorption equipment includes cylinder and electro-magnet, the cylinder is installed on the swing arm, and its flexible end is vertical down and fixed connection the electro-magnet, the cylinder is used for promoting from top to bottom the electro-magnet, so that the work piece is in under the absorption of electro-magnet leave anchor clamps, and highly exceed the rail.

Further, the height of the fence 5 is lower than the height of the workpiece 3 at which it rises to the highest.

Further, the robot body 1 is arranged between the two welding stations.

Compared with the prior art, the utility model has the following beneficial effects:

1. get through last lower mechanism and put an operation on anchor clamps, take the work piece out of the rail, the operation is gone up and down by the operator in the rail outside, has avoided the operator because of exploring the danger factor that the rail is inboard and produce to the operation is gone up and down by the operator light of being convenient for, has reached the beneficial effect of piece in order to protect operator's safety about the rail outside.

Drawings

FIG. 1 is an overall structure diagram of a double-station three-dimensional laser welding and cutting robot workstation of the utility model;

FIG. 2 is a schematic view of an upper and lower member mechanism;

FIG. 3 is a schematic cross-sectional view of the upper and lower member mechanisms;

list of reference numerals

1-a robot body, 2-a fixed frame, 21-a vertical column, 22-a swing arm, 23-an air cylinder, 24-an electromagnet, 25-a motor, 26-a bump, 3-a workpiece, 4-a clamp and 5-a fence.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to fig. 1-3, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

A double-station three-dimensional laser welding and cutting robot workstation comprises a robot body 1, a fence 5 and two welding stations, wherein the robot body 1 and the two welding stations are arranged on the inner side of the fence 5, each welding station comprises a clamp 4 and an upper and lower workpiece mechanism 2, the clamps 4 are used for placing workpieces 3, and the robot body 1 is used for welding the workpieces 3;

go up lower mechanism 2 and include stand 21, swing arm 22, drive arrangement and adsorption equipment, the top of stand 21 rotationally connects the one end of swing arm 22, the other end of swing arm 22 is connected adsorption equipment, adsorption equipment sets up the top of work piece 3, it is used for adsorbing and goes up and down work piece 3, in order to reach the follow take out on the anchor clamps 4 the function of work piece 3, drive arrangement sets up on the stand 21, its output is connected swing arm 22, drive arrangement is used for the drive swing arm 22 rotates, so that work piece 3 rotates the outside of rail 5.

Robot 1 is prior art, its six instrument ends are provided with laser welding welder, robot 1 drives laser welding welder motion with the work piece 3 on the welding jig 4, rail 5 keeps apart welding station and operator, play protection operator's effect, rail 5 is close to one side of welding station promptly for the inboard, one side of being close to the operator is the outside, in the time of concrete implementation, robot 1 carries out welding operation on a welding station, the operator then carries out the operation of going up and down on another welding station, after robot 1 welding is accomplished, the operation of going up and down of another station has been accomplished, robot 1 then keeps not shutting down, production efficiency is greatly improved.

When the robot body 1 finishes operation at a welding station, the driving device drives the swing arm 22 to rotate, so that the adsorption device is positioned right above the workpiece 3, the clamping cylinder on the clamp 4 is separated from the workpiece 3, the adsorption device adsorbs the workpiece 3 and enables the workpiece to be separated from the clamp 4 from bottom to top, a required height difference is formed between the adsorption device and the clamp 4 and is higher than the fence 5, the rotation radius of the adsorption device is larger than the central distance between the workpiece 3 and the fence 5, the driving device then drives the swing arm 22 to rotate again, so that the workpiece 3 moves towards the fence 5, when the swing arm 22 rotates to a lower position, the driving device stops, at the moment, one end, away from the driving device, of the swing arm 22 extends out of the fence 5 from the upper part of the fence 5, the workpiece 3 is positioned at the outer side of the fence 5, an operator carries out upper and lower part operation along with the workpiece, the driving device drives the swing arm 22 to rotate, and the workpiece 3 returns to the upper part of the clamp 4, adsorption equipment places work piece 3 down to anchor clamps 4 on, anchor clamps 4 press from both sides tight work piece 3, this welding position's of welding work piece 3 is restarted to robot 1, meanwhile, another welding position's piece mechanism 2 begins piece operation from top to bottom, the operator then goes another welding position to carry out piece operation from top to bottom, whole in-process, the operator need not visit the inboard of rail 5 and operate, whole journey is got and is put a work by piece mechanism 2 from top to bottom on anchor clamps 4, the danger factor of having avoided the operator because of visiting the inboard production of rail 5, and be convenient for the operator easily go on piece operation from top to bottom, the beneficial effect of piece in order to protect operator's safety has been reached on the rail 5 outside.

Further, the driving device is a motor 25, and a rotating shaft of the motor 25 is connected to the bottom of the swing arm 22.

Further, a mounting cavity is arranged in the upright post 21, and the motor 25 is mounted in the mounting cavity.

Specifically, the motor 25 is a conventional motor, such as a servo motor, a stepping motor, etc., and plays a role in fine control.

Further, swing arm 22 bottom fixedly connected with lug 26, lug 26 keeps away from the one end of swing arm 22 is equipped with the bellying, the cover is equipped with footstep bearing on the bellying, footstep bearing sets up lug 26 with between the stand 21, motor 25 set up in the bellying below, its axis of rotation set up in the footstep bearing and connect the bellying.

The motor 25 and the projection 26 can be connected in a key mode, the motor is inserted into the projection and can also be fixedly connected, and the upper end face and the lower end face of the thrust bearing are abutted against the projection 26 and the top of the upright post 21 to play a role in rotary connection.

Further, the swing arm 22 is horizontally disposed, and the rotation axis thereof is vertically disposed.

Specifically, two upper and lower mechanisms 2 are symmetrically arranged, and two clamps 4 are arranged between the two upper and lower mechanisms 2 so as to avoid the motion track of the robot body 1.

Further, the adsorption device comprises an air cylinder 23 and an electromagnet 24, the air cylinder 23 is installed on the swing arm 22, the telescopic end of the air cylinder 23 faces downward vertically and is fixedly connected with the electromagnet 24, and the air cylinder 23 is used for pushing the electromagnet 24 up and down so that the workpiece 3 leaves the clamp 4 under the adsorption of the electromagnet 24 and is higher than the fence 5.

Further, the robot body 1 is arranged between the two welding stations.

The air cylinder 23 and the electromagnet 24 are both in the prior art, the air cylinder 23 is vertically arranged, when the electromagnet 24 is pushed downwards to the maximum stroke, the electromagnet 24 is just contacted with the top of the workpiece 3, when the electromagnet moves upwards to the maximum stroke, the workpiece 3 is separated from the clamp 4, and the bottom of the workpiece is higher than the clamp 4 and the fence 5.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments in the above-described embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition. In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. The double-station three-dimensional laser welding and cutting robot workstation comprises a robot body (1), a fence (5) and two welding stations, wherein the robot body (1) and the two welding stations are arranged on the inner side of the fence (5), and is characterized in that the welding stations comprise a clamp (4) and an upper workpiece loading and unloading mechanism (2), the clamp (4) is used for placing a workpiece (3), and the robot body (1) is used for welding the workpiece (3);

go up lower mechanism (2) and include stand (21), swing arm (22), drive arrangement and adsorption equipment, the top of stand (21) rotationally connects the one end of swing arm (22), the other end of swing arm (22) is connected adsorption equipment, adsorption equipment sets up the top of work piece (3), it is used for adsorbing and goes up and down work piece (3), in order to reach the follow take out on anchor clamps (4) the function of work piece (3), drive arrangement sets up on stand (21), its output is connected swing arm (22), drive arrangement is used for the drive swing arm (22) rotate, so that work piece (3) rotate the outside of rail (5).

2. The double-station three-dimensional laser welding and cutting robot workstation according to claim 1, characterized in that the driving device is a motor (25), and the rotating shaft of the motor (25) is connected with the bottom of the swing arm (22).

3. The double-station three-dimensional laser welding and cutting robot workstation according to claim 2, characterized in that a mounting cavity is arranged in the upright column (21), and the motor (25) is mounted in the mounting cavity.

4. The double-station three-dimensional laser welding and cutting robot workstation according to claim 2, characterized in that a protruding block (26) is fixedly connected to the bottom of the swing arm (22), a protruding portion is arranged at one end, far away from the swing arm (22), of the protruding block (26), a thrust bearing is sleeved on the protruding portion, the thrust bearing is arranged between the protruding block (26) and the upright post (21), the motor (25) is arranged below the protruding portion, and a rotating shaft of the motor is arranged in the thrust bearing and connected with the protruding portion.

5. The double-station three-dimensional laser welding and cutting robot workstation according to claim 1, characterized in that the swing arm (22) is horizontally arranged and the rotation axis thereof is vertically arranged.

6. The double-station three-dimensional laser welding and cutting robot workstation according to claim 1, wherein the adsorption device comprises a cylinder (23) and an electromagnet (24), the cylinder (23) is installed on the swing arm (22), the telescopic end of the cylinder is vertically downward and is fixedly connected with the electromagnet (24), and the cylinder (23) is used for pushing the electromagnet (24) up and down, so that the workpiece (3) leaves the clamp (4) under the adsorption of the electromagnet (24) and is higher than the fence (5).

7. The double-station three-dimensional laser welding and cutting robot workstation according to claim 1, characterized in that the height of the fence (5) is lower than the height of the workpiece (3) which is raised to the highest.

8. The double-station three-dimensional laser welding and cutting robot workstation according to claim 1, characterized in that the robot body (1) is arranged between two welding stations.