CN116252083A

CN116252083A - Double gun automatic welding

Info

Publication number: CN116252083A
Application number: CN202211098103.7A
Authority: CN
Inventors: 底占强; 乔北方
Original assignee: Luoyang Yuandun Civil Air Defense Engineering Equipment Co ltd
Current assignee: Luoyang Yuandun Civil Air Defense Engineering Equipment Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-06-13

Abstract

The invention provides automatic double-gun welding, relates to the technical field of welding devices, and solves the technical problem that a device for automatically welding a welding seam on a hinged support is lacking in the prior art. The device comprises a working platform, a first welding gun, a second welding gun, a moving structure and an adjusting mechanism, wherein the moving structure is positioned above the working platform and is in sliding connection with the working platform, the adjusting mechanism is connected with the moving structure, the first welding gun and the second welding gun are both arranged on the adjusting mechanism, the adjusting mechanism can adjust the distance between the first welding gun and the second welding gun, and the moving structure can push the first welding gun and the second welding gun to move; the workpiece to be welded is placed on the working platform, and welding heads of the first welding gun and the second welding gun can move along a welding line on the workpiece to be welded and weld.

Description

Double gun automatic welding

Technical Field

The invention relates to the technical field of welding devices, in particular to double-gun automatic welding.

Background

At present, after spot welding of the hinged support, each welding seam on the hinged support needs to be welded manually by a worker, so that the labor intensity of the worker is high, and the production efficiency is low.

The applicant found that the prior art has at least the following technical problems:

in the prior art, there is a lack of a device for automatically welding welds on a hinge support.

Disclosure of Invention

The invention aims to provide double-gun automatic welding so as to solve the technical problem that a device for automatically welding a welding seam on a hinged support is lacked in the prior art. The preferred technical solutions of the technical solutions provided by the present invention can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the invention provides a double-gun automatic welding machine which comprises a working platform, a first welding gun, a second welding gun, a moving structure and an adjusting mechanism, wherein the moving structure is positioned above the working platform and is in sliding connection with the working platform;

the workpiece to be welded is placed on the working platform, and welding heads of the first welding gun and the second welding gun can move along a welding line on the workpiece to be welded and weld.

Optionally, the moving structure includes moving seat, first driver, elevating system, second driver, transverse mechanism and third driver, be provided with the slide rail on the work platform, move the seat with slide rail sliding connection, first driver with elevating system all connects on the moving seat, first driver can drive move the seat along the slide rail removes, transverse mechanism with elevating system sets up perpendicularly just transverse mechanism with elevating system is connected, the second driver can drive elevating system promotes transverse mechanism is elevating movement, transverse mechanism with adjustment mechanism is connected, the third driver with transverse mechanism is connected, the third driver can drive transverse mechanism promotes adjustment mechanism follows transverse mechanism's length direction round trip movement.

Optionally, the lifting mechanism is provided with a pipeline connecting sleeve.

Optionally, adjustment mechanism includes connecting seat, connecting pipe, first regulating part, second regulating part, first connecting part and second connecting part, the connecting seat with the moving structure is connected, the connecting pipe is installed on the connecting seat, first regulating part with the second regulating part all overlaps on the connecting pipe, first connecting part with first regulating part meshing is connected, first welder with first connecting part is connected, the second connecting part with second regulating part meshing is connected, second welder with the second connecting part is connected.

Optionally, the first regulating part with the second regulating part all includes sleeve pipe, butt dwang, removes cover, gear, rotary rod and connects the dwang, the sleeve pipe with remove the lateral wall of cover both all is provided with extension, on the sleeve pipe extension with remove and overlap extension is connected through connecting the dwang, connect the dwang can be adjusted the sleeve pipe with remove the contained angle of cover both, the sleeve pipe cover is in on the connecting pipe, the butt dwang passes the sheathed tube lateral wall just the tip of butt dwang can be butt on the lateral wall of connecting pipe, the gear with the rotary rod is connected, the gear is located remove the cover just the rotary rod with remove the cover rotation and be connected, it is in to remove the cover first connecting piece or on the second connecting piece just the gear with first connecting piece or second connecting piece meshing is connected.

Optionally, the first connecting piece with the second connecting piece all includes rack, first connection components of a whole that can function independently and second connection components of a whole that can function independently, the removal cover is in on the rack just the rack with gear engagement is connected, the tip of rack with first connection components of a whole that can function independently is connected, first connection components of a whole that can function independently with the second connection components of a whole that can function independently is connected through the bolt, first connection components of a whole that can function independently with the second connection components of a whole that can function independently tightly overlaps first welder or second welder.

Optionally, the working platform is provided with a transverse positioning strip and a plurality of longitudinal positioning blocks, the longitudinal positioning blocks are uniformly distributed along the length of the transverse positioning strip, the workpiece to be welded is placed between two adjacent longitudinal positioning blocks, and the side wall of the workpiece to be welded is contacted with the transverse positioning strip.

Optionally, the welding machine further comprises a controller and a welding machine, wherein the controller is installed on the working platform, the welding machine is placed beside the working platform, the first welding gun is connected with one welding machine through a pipeline, the second welding gun is connected with the other welding machine through a pipeline, and the moving structure and the welding machine are electrically connected with the controller;

the working platform is provided with a vertical baffle, and the controller and the workpiece to be welded are respectively positioned on two sides of the vertical baffle.

According to the double-gun automatic welding device, one or more workpieces to be welded are placed on the working platform in order, the adjusting mechanism is adjusted at the same time, so that the distance between the first welding gun and the second welding gun is consistent with the distance between two welding seams of the workpieces to be welded, then the moving structure is adjusted, the first welding gun and the second welding gun can move along the two welding seams of the workpieces to be welded at the same time and weld, a worker does not need to hold the welding gun to weld the welding seams of the workpieces to be welded, a large amount of labor force is saved, the production efficiency is improved, the automatic welding device is provided, and the technical problem that a device for automatically welding the welding seams on a hinged seat is lacked in the prior art is solved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a dual gun automatic welding provided by an embodiment of the present invention;

FIG. 2 is a top view of a dual gun automated welding provided by an embodiment of the present invention;

FIG. 3 is a side view of a dual gun automated welding provided by an embodiment of the present invention;

FIG. 4 is a schematic diagram of a connection structure of a first welding gun, a first adjusting member and a first connecting member for double-gun automatic welding according to an embodiment of the present invention;

in the figure 1, a working platform; 11. a slide rail; 12. a transverse positioning strip; 13. a longitudinal positioning block; 14. a vertical baffle; 2. a first welding gun; 3. a second welding gun; 4. a moving structure; 41. a movable seat; 42. a first driver; 43. a lifting mechanism; 44. a second driver; 45. a transverse mechanism; 46. a third driver; 5. an adjusting mechanism; 51. a connecting seat; 52. a connecting pipe; 53. a first adjustment member; 531. a sleeve; 532. abutting against the rotary rod; 533. a moving sleeve; 534. a gear; 535. a rotating rod; 536. connecting a rotating rod; 54. a second adjusting member; 55. a first connector; 551. a rack; 552. a first connecting split; 553. a second connecting split; 56. a second connector; 6. a workpiece to be welded; 7. a controller; 8. and (5) welding a machine.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.

In the description of the present invention, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, 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; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

Example 1:

the invention provides double-gun automatic welding, which comprises a working platform 1, a first welding gun 2, a second welding gun 3, a moving structure 4 and an adjusting mechanism 5, wherein the moving structure 4 is positioned above the working platform 1, the moving structure 4 is in sliding connection with the working platform 1, the moving structure 4 can slide along the length direction of the working platform 1, the adjusting mechanism 5 is connected with the moving structure 4, the first welding gun 2 and the second welding gun 3 are both arranged on the adjusting mechanism 5, the adjusting mechanism 5 can adjust the distance between the first welding gun 2 and the second welding gun 3, the moving structure 4 can push the first welding gun 2 and the second welding gun 3 to move, and the moving structure 4 can drive the first welding gun 2 and the second welding gun 3 to move in the space above the working platform 1;

the workpiece 6 to be welded is placed on the work platform 1, and the welding heads of the first welding gun 2 and the second welding gun 3 can move along the welding seam on the workpiece 6 to be welded and weld. According to the double-gun automatic welding provided by the invention, one or more workpieces 6 to be welded are neatly placed on the working platform 1, the adjusting mechanism 5 is adjusted at the same time, so that the distance between the first welding gun 2 and the second welding gun 3 is consistent with the distance between two welding seams of the workpieces 6 to be welded, and then the moving structure 4 is adjusted, so that the first welding gun 2 and the second welding gun 3 can move along the two welding seams on the workpieces 6 to be welded at the same time and weld.

Example 2:

the present embodiment 2 is different from embodiment 1 in that: the moving structure 4 comprises a moving seat 41, a first driver 42, a lifting mechanism 43, a second driver 44, a transverse mechanism 45 and a third driver 46, wherein the sliding rail 11 is arranged on the working platform 1, the length direction of the sliding rail 11 is consistent with the length direction of the working platform 1, the moving seat 41 is in sliding connection with the sliding rail 11, the first driver 42 and the lifting mechanism 43 are both connected on the moving seat 41, the first driver 42 can drive the moving seat 41 to move along the sliding rail 11, a rotating gear is arranged in the moving seat 41, the sliding rail 11 is provided with a fixed rack, the rotating gear is in meshed connection with the fixed rack, the first driver 42 is connected with the rotating gear, the first driver 42 rotates by driving the rotating gear, so that the rotating gear rolls along the length direction of the fixed rack, the moving seat 41 moves along the sliding rail 11, namely, the first welding gun 2 and the second welding gun 3 move back and forth along the length direction of the working platform 1, the transverse mechanism 45 is vertically arranged with the lifting mechanism 43, a sliding block on the transverse mechanism 45 is connected with the lifting mechanism 43, the sliding block on the transverse mechanism 45 is connected with the sliding block on the lifting mechanism 43, the second driver 44 is connected with the lifting mechanism 44 and the lifting mechanism 45 to drive the second driver 45 to move along the length direction of the sliding mechanism 45, the second welding gun 5 or the second driver 45 can move along the length direction of the sliding mechanism 45, the first welding gun 45 can move along the length direction of the sliding mechanism 45 or the sliding mechanism 45 is adjusted to move back and forth along the length direction 5, and 45 is far from the first welding gun 5 or the working mechanism 45 is adjusted, and can move along the length direction 45 and 45 is far along the length direction 5, that is, the first welding torch 2 and the second welding torch 3 can be moved back and forth in the width direction of the work table 1. The first driver 42, the second driver 44, and the third driver 46 are servo motors, and the lifting mechanism 43 and the traversing mechanism 45 may be ball screw mechanisms.

As an alternative embodiment, the adjusting mechanism 5 includes a connecting seat 51, a connecting pipe 52, a first adjusting member 53, a second adjusting member 54, a first connecting member 55 and a second connecting member 56, the connecting seat 51 is connected with the moving structure 4, the connecting seat 51 is connected with an end portion of a housing of the traverse mechanism 45 through a bolt, the connecting pipe 52 is mounted on the connecting seat 51, the connecting pipe 52 is vertically arranged with the traverse mechanism 45, the first adjusting member 53 and the second adjusting member 54 are sleeved on the connecting pipe 52, the first adjusting member 53 and the second adjusting member 54 can be adjusted at positions of the connecting pipe 52, thereby adjusting a distance between the first welding gun 2 and the second welding gun 3, the first connecting member 55 is in meshed connection with the first adjusting member 53, the first welding gun 2 is connected with the first connecting member 55, the second connecting member 56 is in meshed connection with the second adjusting member 54, and the second welding gun 3 is connected with the second connecting member 56.

As an alternative embodiment, the first adjusting member 53 and the second adjusting member 54 each include a sleeve 531, an abutting rotating rod 532, a moving sleeve 533, a gear 534, a rotating rod 535, and a connecting rotating rod 536, the side walls of both the sleeve 531 and the moving sleeve 533 are provided with extension parts, the extension parts on the sleeve 531 are connected with the extension parts on the moving sleeve 533 through the connecting rotating rod 536, the connecting rotating rod 536 can adjust the included angle between the sleeve 531 and the moving sleeve 533, the inclination angle of the first welding gun 2 and the second welding gun 3 can be changed by adjusting the included angle between the sleeve 531 and the moving sleeve 533, and when the connecting rotating rod 536 is in a released state, the included angle between the sleeve 531 and the moving sleeve 533 can be adjusted; when the connection screw 536 is in a fastened state, the sleeve 531 and the moving sleeve 533 can be prevented from being rotated relatively. The sleeve 531 is sleeved on the connecting pipe 52, the abutting rotating rod 532 passes through the side wall of the sleeve 531, the end part of the abutting rotating rod 532 can abut on the side wall of the connecting pipe 52, and when the abutting rotating rod 532 is not in contact with the connecting pipe 52, the sleeve 531 can move on the connecting pipe 52; when the end of the abutment screw 532 abuts against the side wall of the connection pipe 52, the sleeve 531 is restricted to the connection pipe 52 and cannot move. The gear 534 is connected with the rotary rod 535, the gear 534 is located in the movable sleeve 533, the rotary rod 535 is rotationally connected with the movable sleeve 533, the movable sleeve 533 is sleeved on the first connecting piece 55 or the second connecting piece 56, the gear 534 is in meshed connection with the first connecting piece 55 or the second connecting piece 56, and the gear 534 can be rotated by rotating the rotary rod 535, so that the first connecting piece 55 or the second connecting piece 56 can be moved.

As an alternative embodiment, the first connection member 55 and the second connection member 56 each include a rack 551, a first connection sub-body 552, and a second connection sub-body 553, the moving sleeve 533 is sleeved on the rack 551, and the rack 551 is engaged with the gear 534, when the rotating lever 535 is rotated, the gear 534 moves as the rotating lever 535 rotates, the end of the rack 551 is connected to the first connection sub-body 552, the first connection sub-body 552 and the second connection sub-body 553 are connected by a bolt, and the first connection sub-body 552 and the second connection sub-body 553 tightly sleeve the first welding gun 2 or the second welding gun 3.

As an alternative embodiment, the working platform 1 is provided with a transverse positioning strip 12 and a plurality of longitudinal positioning blocks 13, the plurality of longitudinal positioning blocks 13 are uniformly distributed along the length of the transverse positioning strip 12, the workpiece 6 to be welded is placed between two adjacent longitudinal positioning blocks 13, and the side wall of the workpiece 6 to be welded is contacted with the transverse positioning strip 12. The transverse positioning strips 12 and the longitudinal positioning blocks 13 can be used for rapidly and orderly placing a plurality of workpieces 6 to be welded on the working platform 1, and meanwhile, the positions of the workpieces 6 to be welded are limited, so that the controller 7 can control the moving structure 4 to move the first welding gun 2 and the second welding gun 3 to accurate positions.

As an alternative embodiment, the welding machine further comprises a controller 7 and a welding machine 8, the controller 7 can be a single chip microcomputer, the controller 7 is installed on the working platform 1, the welding machine 8 is placed beside the working platform 1, the first welding gun 2 is connected with one welding machine 8 through a pipeline, the second welding gun 3 is connected with the other welding machine 8 through a pipeline, the moving structure 4 and the welding machine 8 are electrically connected with the controller 7, the first driver 42, the second driver 44 and the third driver 46 are electrically connected with the controller 7, and the controller 7 can control the working states of the first driver 42, the second driver 44, the third driver 46 and the welding machine 8 through input instructions. The lifting mechanism 43 is provided with a pipeline connecting sleeve, and pipelines between the welding machine 8 and the first welding gun 2 or the second welding gun 3 can be limited on the pipeline connecting sleeve, so that the phenomenon that the pipelines shake randomly to influence the effect of welding seams of the first welding gun 2 and the second welding gun 3 is avoided. And an external power supply, and the controller 7, the welding machine 8, the first driver 42, the second driver 44 and the third driver 46 are all electrically connected with the external power supply.

The working platform 1 is provided with the vertical baffle 14, the controller 7 and the workpiece 6 to be welded are respectively positioned on two sides of the vertical baffle 14, and the vertical baffle 14 can prevent welding spots from splashing on the controller 7.

Example 3:

the double gun automatic welding operation steps of the invention:

firstly, a plurality of workpieces 6 to be welded are orderly placed on a working platform 1, and the positions of the workpieces 6 to be welded are limited through a transverse positioning strip 12 and a longitudinal positioning block 13;

then, a parameter command (i.e. the position information of each workpiece 6 to be welded) is input into the controller 7, so that the controller 7 controls the moving structure 4 to quickly move the first welding gun 2 and the second welding gun 3 to the position of the workpiece 6 to be welded according to the parameter command, and when one workpiece 6 to be welded is welded, the moving structure 4 pushes the first welding gun 2 and the second welding gun 3 to sequentially move to the position of the next workpiece 6 to be welded.

The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The double-gun automatic welding machine is characterized by comprising a working platform (1), a first welding gun (2), a second welding gun (3), a moving structure (4) and an adjusting mechanism (5), wherein,

the movable structure (4) is located above the working platform (1), the movable structure (4) is in sliding connection with the working platform (1), the adjusting mechanism (5) is connected with the movable structure (4), the first welding gun (2) and the second welding gun (3) are both installed on the adjusting mechanism (5), the adjusting mechanism (5) can adjust the distance between the first welding gun (2) and the second welding gun (3), and the movable structure (4) can push the first welding gun (2) and the second welding gun (3) to move;

the workpiece (6) to be welded is placed on the working platform (1), and welding heads of the first welding gun (2) and the second welding gun (3) can move along a welding line on the workpiece (6) to be welded and weld.

2. The automatic twin-gun welder according to claim 1, characterized in that the moving structure (4) comprises a moving seat (41), a first driver (42), a lifting mechanism (43), a second driver (44), a transverse mechanism (45) and a third driver (46), the working platform (1) is provided with a sliding rail (11), the moving seat (41) is slidingly connected with the sliding rail (11), the first driver (42) and the lifting mechanism (43) are connected on the moving seat (41), the first driver (42) can drive the moving seat (41) to move along the sliding rail (11), the transverse mechanism (45) is vertically arranged with the lifting mechanism (43) and is connected with the lifting mechanism (43), the second driver (44) and the lifting mechanism (43) are connected, the second driver (44) can drive the lifting mechanism (43) to push the transverse mechanism (45) to move, the transverse mechanism (45) is connected with the transverse mechanism (45) and the third driver (46), the third driver (46) can drive the transverse mechanism (45) to push the adjusting mechanism (5) to move back and forth along the length direction of the transverse mechanism (45).

3. The double gun automatic welding according to claim 2, characterized in that a line connecting sleeve is provided on the lifting mechanism (43).

4. The automatic double-gun welding machine according to claim 1, wherein the adjusting mechanism (5) comprises a connecting seat (51), a connecting pipe (52), a first adjusting piece (53), a second adjusting piece (54), a first connecting piece (55) and a second connecting piece (56), wherein the connecting seat (51) is connected with the moving structure (4), the connecting pipe (52) is installed on the connecting seat (51), the first adjusting piece (53) and the second adjusting piece (54) are sleeved on the connecting pipe (52), the first connecting piece (55) is connected with the first adjusting piece (53) in a meshed manner, the first welding gun (2) is connected with the first connecting piece (55), the second connecting piece (56) is connected with the second adjusting piece (54) in a meshed manner, and the second welding gun (3) is connected with the second connecting piece (56).

5. The automated twin gun welder according to claim 4, wherein the first and second adjusters (53, 54) each comprise a sleeve (531), an abutment screw (532), a moving sleeve (533), a gear (534), a rotating lever (535), and a connecting screw (536), wherein the side walls of both the sleeve (531) and the moving sleeve (533) are provided with extensions, wherein the extensions on the sleeve (531) are connected to the extensions on the moving sleeve (533) by connecting screws (536), wherein the connecting screw (536) is capable of adjusting the angle between both the sleeve (531) and the moving sleeve (533), wherein the sleeve (531) is sleeved on the connecting tube (52), wherein the abutment screw (532) is threaded through the side wall of the sleeve (531) and wherein the end of the abutment screw (532) is capable of abutting onto the side wall of the connecting tube (52), wherein the gear (534) is connected to the gear (535), wherein the rotating lever (534) is positioned within the moving sleeve (533) and rotates, the movable sleeve (533) is sleeved on the first connecting piece (55) or the second connecting piece (56) and the gear (534) is meshed with the first connecting piece (55) or the second connecting piece (56).

6. The automatic double-gun welder according to claim 5, wherein the first connecting piece (55) and the second connecting piece (56) each comprise a rack (551), a first connecting split (552) and a second connecting split (553), the movable sleeve (533) is sleeved on the rack (551) and the rack (551) is meshed with the gear (534), the end of the rack (551) is connected with the first connecting split (552), the first connecting split (552) and the second connecting split (553) are connected through bolts, and the first welding gun (2) or the second welding gun (3) is tightly sleeved by the first connecting split (552) and the second connecting split (553).

7. The automatic double-gun welding machine according to claim 1, wherein a transverse positioning strip (12) and a plurality of longitudinal positioning blocks (13) are arranged on the working platform (1), the longitudinal positioning blocks (13) are uniformly distributed along the length of the transverse positioning strip (12), the workpiece (6) to be welded is placed between two adjacent longitudinal positioning blocks (13), and the side wall of the workpiece (6) to be welded is in contact with the transverse positioning strip (12).

8. The double gun automatic welding according to claim 1, further comprising a controller (7) and a welder (8), the controller (7) being mounted on the work platform (1), the welder (8) being placed beside the work platform (1), the first welding gun (2) being connected to one of the welders (8) by a pipeline, the second welding gun (3) being connected to the other welder (8) by a pipeline, the moving structure (4) and the welder (8) being both electrically connected to the controller (7);

the working platform (1) is provided with a vertical baffle (14), and the controller (7) and the workpiece (6) to be welded are respectively positioned on two sides of the vertical baffle (14).