CN212977221U

CN212977221U - Evenly-distributed multi-robot workstation for welding seams at two sides of box beam and I-beam

Info

Publication number: CN212977221U
Application number: CN202021941047.5U
Authority: CN
Inventors: 邓火生; 戴建树; 龙昌茂
Original assignee: Guangxi Welding Robot Technology Co ltd
Current assignee: Guangxi Welding Robot Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-16
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a uniformly distributed multiple robot workstation for welding seams at two sides of a box beam and an I-beam, which comprises a workstation, a transmission mechanism on the workstation, a support column below the workstation, welding robot groups at two sides of the workstation and a controller; the welding robot group is electrically connected with the controller; the welding robot group consists of two robots which are respectively arranged on two sides of the workbench, the two robots in the welding robot group are positioned on the same axis, and welding guns of the two robots are axisymmetric; 2-5 welding robot groups are arranged. The novel box beam and the I-beam are firstly segmented and then are segmented, symmetrical and welded simultaneously through the welding robot group, so that the welding stress can be effectively reduced, the welding deformation can be controlled, the welding quality and efficiency can be improved, and the equipment investment can be reduced; the exhaust assembly is arranged on the welding gun, welding smoke generated during welding can be collected and processed, and the smoke is prevented from being dispersed in polluted air in a working space and causing damage to the health of operators.

Description

Evenly-distributed multi-robot workstation for welding seams at two sides of box beam and I-beam

Technical Field

The utility model belongs to the technical field of the robot welding, concretely relates to case type roof beam, I-beam both sides welding seam welded many robot workstation of even cloth.

Background

Four corner welds of a box beam with a welded steel structure and four corner welds of an I-beam with the length larger than 3000mm are welded, traditional gantry type double-head gas-shielded welding or submerged arc welding is mainly adopted, manual intervention is needed in the welding process, and the welding quality is easily influenced by manual factors. At present, a fixed or movable gantry type suspension single-head or double-head robot is used for welding, the automatic welding degree is relatively high, but the whole set of equipment is high in price. The two welding processes are from the starting point to the end point, the welding stress is large, the welding deformation is not easy to control, and the welding efficiency is not ideal.

The traditional gantry type double-head melting electrode gas shield welding and submerged arc welding, fixed or movable gantry type suspension single or double-head robot welding and the like do not divide long welding seams of box-shaped beams and I-shaped beams into multiple sections for simultaneous welding. In actual production, the common habit of users is satisfied with the reducible stress of these two kinds of processes can control the deformation, and is efficient, does not notice that to weld longer welding seam segmentation simultaneously more can effectively reduce welding stress, control welding deformation to improve welding efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a many robot workstation of even cloth of box beam, I-beam both sides welding seam welded to solve above-mentioned technical problem.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the welding line welding machine comprises a box beam, a plurality of uniformly distributed robot workstations welded by welding lines on two sides of an I-beam, wherein each workstation comprises a workbench, a conveying mechanism arranged on the workbench, a support column arranged below the workbench, welding robot groups arranged on two sides of the workbench, a controller arranged on the side surface of the workbench, and a plurality of mark plates arranged on two sides of the workbench; the welding robot group is electrically connected with the controller; the welding robot group consists of two robots which are respectively arranged on two sides of the workbench, the two robots in the welding robot group are positioned on the same axis, and welding guns of the two robots are axisymmetric; 2-5 welding robot groups are arranged on two sides of the workbench; the marker boards are positioned in the middle of each section when the box-shaped beam or the I-shaped beam is averagely segmented; the conveying mechanism can be a conveying belt, a conveying roller and the like, is driven by a motor, and is controlled to start and stop by a controller. Because the box-shaped beam or the I-shaped beam is longer, the two sides of the workbench are provided with the plurality of welding robot working groups, the box-shaped beam or the I-shaped beam can be conveniently segmented, the welding can be started from the two sides of the box-shaped beam or the I-shaped beam between the segments, the welding stress is effectively reduced, the welding deformation is controlled, the welding quality and efficiency are improved, and the equipment investment is reduced. Two welding guns of the robot welding robot set are arranged in an axisymmetric mode, so that when welding is conducted, the robot welds from the same axis position on the two sides of the same box-shaped beam or the I-shaped beam towards the same direction, and welding stress is effectively reduced. In the welding process, the box-shaped beam or the I-shaped beam is placed on the conveying mechanism, and at the moment, the conveying mechanism is in a stop state; after welding is finished, a motor of the conveying mechanism is controlled to be started through the controller, and the box-shaped beam or the I-shaped beam is conveyed to a proper position through a conveying belt or a conveying roller and the like; the use of a transport mechanism also facilitates the placement of box beams or i-beams on the work table.

Further, the robots of the welding robot group located on the same side of the workbench are located on the same axis. The robots on the same side of the workbench are positioned on the same axis, so that welding stress can be reduced, welding deformation can be controlled, and welding efficiency can be improved.

Further, the welding robot group and the marking plate are on the same axis. The welding robot group and the mark plate are positioned on the same axis, and the robot can rotate to work, so that the welding robot can be arranged at the position to cover the welding seams of the box-shaped beam and the I-shaped beam.

Further, be provided with the subassembly of airing exhaust on the welder, the subassembly of airing exhaust include the exhaust hood, with the exhaust pipe that the exhaust hood links to each other. The robot can produce the welding smoke and dust at welding process, as an occupational hazard factor, not only harms operating personnel's healthy, also can cause the pollution to the environment, through setting up the subassembly of airing exhaust, can inhale the flue gas that produces when welding in the exhaust pipe subsequent processing of being convenient for through the exhaust hood.

Furthermore, the orientation of the exhaust hood is consistent with that of the welding gun, an arc-shaped notch is formed in the exhaust hood, the notch is clamped on the outer surface of the welding gun in an arc shape, and a rubber layer is arranged at the notch. The arc-shaped notch is convenient for clamping the exhaust hood on the outer surface of the welding gun, and is beneficial to collecting and processing welding smoke; the gap is provided with a rubber layer, and the rubber layer has certain elasticity, so that the exhaust hood can be clamped on the surface of the welding gun conveniently and can be detached from the welding gun conveniently.

Furthermore, a telescopic pipe is arranged between the exhaust pipe and the exhaust hood. The arrangement of the telescopic pipe is convenient for adjusting the orientation of the exhaust hood so as to be beneficial to the collection and treatment of the flue gas.

The utility model has the advantages that: 1. before welding, the box-shaped beam and the I-shaped beam are equally divided, and then the welding robot group is used for symmetrically and simultaneously welding all the sections, so that the welding stress can be effectively reduced, the welding deformation can be controlled, the welding quality and efficiency can be improved, the equipment investment can be reduced, and the welding quality of the box-shaped beam and the I-shaped beam can be ensured; 2. the air exhaust assembly arranged on the welding gun can collect and process welding smoke generated during welding, so that the smoke is prevented from being dispersed in the working space to pollute the air, and the health of operators is prevented from being damaged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic structural diagram of the exhaust assembly and the welding gun.

Fig. 4 is a schematic structural view of the air discharge assembly.

Reference numerals: 1-supporting column, 2-working table, 3-welding robot group, 31-robot, 32-welding gun, 4-controller, 5-exhaust component, 51-exhaust hood, 52-telescopic pipe, 53-exhaust pipe, 54-gap, 55-rubber layer, 6-marking plate and 7-conveying mechanism.

Detailed Description

In order to facilitate a better understanding of the invention, the following examples are given with reference to the accompanying drawings, which belong to the scope of protection of the invention, but do not limit the scope of protection of the invention.

Examples

As shown in fig. 1 and 2, the working station comprises a working table 2, a conveying mechanism 7 arranged on the working table 2, a support column 1 arranged below the working table, welding robot groups 3 arranged on two sides of the working table, a controller 4 arranged on the side surface of the working table, and a plurality of marking plates 6 arranged on two sides of the working table 2; the welding robot group 3 is electrically connected with the controller 4 and the power supply, and the controller 4 is electrically connected with the power supply; the conveying mechanism 7 can be a conveying belt, a conveying roller and the like, is driven by a motor, and is electrically connected with a power supply and a controller 4; the welding robot group 3 consists of two robots 31 which are respectively arranged at two sides of the workbench 2, the two robots 31 in the welding robot group 3 are positioned on the same axis, and welding guns 32 of the two robots 31 are axisymmetric; 2-5 welding robot groups 3 are arranged on two sides of the workbench 2; the marking plate 6 is arranged in the middle of each section when the box beam or the I-beam is averagely segmented.

The robots 31 of the welding robot group 3 located on the same side of the work table 2 are on the same axis. The welding robot group 3 is on the same axis as the marking plate 6.

As shown in fig. 3, the welding gun 32 is provided with an exhaust assembly 5, and the exhaust assembly 5 includes an exhaust hood 51 and an exhaust duct 53 connected to the exhaust hood 51.

As shown in fig. 4, the orientation of the exhaust hood 51 is consistent with the orientation of the welding gun 32, a notch 54 is arranged on the exhaust hood 51, the notch 54 is clamped on the outer surface of the welding gun 32 in an arc shape, and a rubber layer 55 is arranged at the notch 54; a telescopic pipe 52 is arranged between the exhaust duct 53 and the exhaust hood 51. The exhaust pipe 53 is connected with an exhaust fan, the exhaust fan is electrically connected with a power supply, and collected welding smoke can be uniformly processed.

The use principle is as follows: the length of the box-shaped beam and the I-shaped beam is generally more than 3000mm, a plurality of robots are uniformly distributed on two sides of the welding seam of the box-shaped beam and the I-shaped beam respectively in the workstation, the longer welding seam is divided into a plurality of sections and is symmetrically welded at the same time, the welding stress is effectively reduced, the welding deformation is controlled, the welding quality and efficiency are improved, and the equipment investment is reduced; the air exhaust assembly arranged on the welding gun can collect and process welding smoke generated during welding, and the smoke is prevented from being dispersed in working space to pollute air and damage the health of operators.

The using method comprises the following steps: the box-shaped beam or the I-shaped beam is placed on the workbench, the controller controls the motor to enable the conveying mechanism to start to operate, the box-shaped beam or the I-shaped beam is conveyed to a proper position, and then the controller turns off the motor to enable the conveying mechanism to stop operating. Dividing the equal sections according to the length, and placing a marking plate on the side surface of the workbench corresponding to the middle of each section; arranging a corresponding number of welding robot working groups at positions corresponding to the marking plates, starting the robots through a controller, and clamping gaps of the exhaust hood on a welding gun; starting an exhaust fan, starting a robot to weld a welding seam of a box beam or an I-beam, feeding flue gas generated by welding into an exhaust pipe through an exhaust hood during welding, and then performing centralized treatment; the orientation of the exhaust hood can be adjusted by the telescopic pipe between the exhaust pipe and the exhaust hood, and the rubber layer on the gap of the exhaust hood has elasticity so as to be convenient for clamping the exhaust hood on a welding gun. After welding, the motor is started through the controller, the conveying mechanism starts to operate, the box-shaped beam or the I-shaped beam is conveyed to a proper position to be conveniently taken down and stored, and finally the power supply of the motor is turned off through the controller.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The multi-robot workstation is characterized by comprising a workbench (2), a conveying mechanism (7) arranged on the workbench (2), a support column (1) arranged below the workbench (2), welding robot groups (3) arranged on two sides of the workbench, a controller (4) arranged on the side surface of the workbench (2) and a plurality of mark plates (6) arranged on two sides of the workbench (2); the welding robot group (3) is electrically connected with the controller (4); the welding robot group (3) is composed of two robots (31) which are respectively arranged on two sides of the workbench (2), the two robots (31) in the welding robot group (3) are positioned on the same axis, and welding guns (32) of the two robots (31) are axisymmetric; 2-5 welding robot groups (3) are arranged on two sides of the workbench (2); the marking plate (6) is arranged in the middle of each section when the box-shaped beam or the I-shaped beam is segmented.

2. The distributed multi-robot workstation for welding the welding seams at the two sides of the box beam and the I-beam as claimed in claim 1, characterized in that the robots (31) of the welding robot group (3) which are positioned at the same side of the workbench (2) are positioned on the same axis.

3. The distributed multi-robot workstation for welding the welding seams at the two sides of the box beam and the I-beam as claimed in claim 1 or 2, wherein the welding robot group (3) and the marking plate (6) are on the same axis.

4. The distributed multi-robot workstation for welding the welding seams at the two sides of the box beam and the I-beam according to claim 1, wherein an exhaust component (5) is arranged on the welding gun (32), and the exhaust component (5) comprises an exhaust hood (51) and an exhaust pipe (53) connected with the exhaust hood (51).

5. The distributed multi-robot workstation for welding the welding seams at the two sides of the box beam and the I-beam according to claim 4, wherein the orientation of the exhaust hood (51) is consistent with the orientation of the welding gun (32), the exhaust hood (51) is provided with a notch (54), the notch (54) is clamped on the outer surface of the welding gun (32) in an arc shape, and a rubber layer (55) is arranged at the notch (54).

6. The distributed multi-robot workstation for welding the welding seams at the two sides of the box beam and the I-beam as claimed in claim 5, wherein an extension pipe (52) is arranged between the exhaust duct (53) and the exhaust hood (51).