CN217667284U

CN217667284U - Height-adjustable portal frame welding machine

Info

Publication number: CN217667284U
Application number: CN202220508920.4U
Authority: CN
Inventors: 剡璞; 方吉峰
Original assignee: Qinghai Dongda Heavy Equipment Steel Structure Co ltd
Current assignee: Qinghai Dongda Heavy Equipment Steel Structure Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-10-28
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to the technical field of welding machines, in particular to a portal frame welding machine with adjustable height, which comprises a workbench, a controller arranged on one side of the workbench, a welding table arranged on the workbench, and a pneumatic welding head movably arranged right above the welding table and used for installing a mounting seat adopted by the pneumatic welding head and driving an electric moving frame adopted by the mounting seat to install a portal frame adopted by the electric moving frame, wherein the left side and the right side of the welding table are symmetrically provided with shells, grooves with upward openings are vertically formed in the shells, portal frame driving mechanisms are arranged in the grooves, vertical parts of the portal frame are respectively connected in the grooves in a sliding manner, and the portal frame driving mechanisms are used for driving the vertical parts of the portal frame to slide up and down along the grooves; the utility model discloses the suitability is strong, and degree of automation is high, and welding efficiency is high.

Description

Height-adjustable gantry welding machine

Technical Field

The utility model relates to a welding machine technical field specifically is an adjustable high formula portal frame welding machine.

Background

The pneumatic spot welding machine is important equipment in a welding process, plays a great role in various industries, has the characteristics of high production efficiency, low cost, material saving, easiness in automation and the like, is widely applied to various industrial departments of aviation, aerospace, energy, electronics, automobiles, light industry and the like, and is one of important welding processes.

The current chinese patent with publication number CN214769628U discloses a portal frame pneumatic spot welder with workpiece size adjusting function, which includes: the welding machine comprises a base, support legs, a first storage cabinet, a second storage cabinet, a storage plate, a cabinet door, heat dissipation holes, a welding host, an electric cylinder, a filtering adjusting valve, a portal frame, a pneumatic welding head, a welding table, a guide rod and a display; the base is rectangular, and the bottom end of the base is fixed with a support leg through a bolt; a rectangular first storage cabinet is arranged on the left side in the base, and a rectangular second storage cabinet is arranged on the right side in the base; a rectangular object placing plate is embedded in the second object placing cabinet; through the improvement to a portal frame pneumatic spot welder with work piece size regulatory function, it is rational in infrastructure to have, and convenient lift is convenient for adjust welding height, conveniently adjusts the display orientation, is convenient for observe the advantage of display screen to effectual problem and the not enough that appear in having solved current device.

However, in practical application, the above scheme has the following problems: firstly, the height of a portal frame is fixed, and when a welding spot of a workpiece on a welding table is higher than that of the portal frame, a pneumatic welding head cannot weld the workpiece, so that a portal frame pneumatic spot welding machine can only be suitable for welding small workpieces, and the applicability is poor; secondly, the pneumatic welding head in the scheme can only weld one position of the workpiece on the welding table, the welding freedom degree is not enough, the automation degree is low, the welding position of the workpiece needs to be manually adjusted when a plurality of points are welded, and the welding efficiency is extremely low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to foretell not enough, provide an suitability strong, degree of automation is high, but welding efficiency is high increase formula portal frame welding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an adjustable high formula portal frame welding machine, includes the workstation, set up in the controller of workstation one side, set up in welding bench on the workstation, the activity set up in the pneumatic welding head directly over the welding bench is used for the installation the mount pad that pneumatic welding head adopted is used for the drive the mount pad removes the electric movable frame that adopts, is used for the installation the portal frame that electric movable frame adopted, the left and right sides symmetry of welding bench is provided with the shell, the vertical ascending recess of opening of seting up in the shell, be provided with portal frame actuating mechanism in the recess, the vertical portion difference sliding connection of portal frame is in the recess, portal frame actuating mechanism is used for the drive the vertical portion of portal frame is followed the recess slides from top to bottom, the equal electric connection of pneumatic welding head, electric movable frame and portal frame actuating mechanism the controller.

Further, a plurality of sliding rails are arranged on the inner side wall of the groove body of the groove; portal frame actuating mechanism includes the fixing base the portal frame drive hydraulic cylinder of recess tank bottom, the vertical upwards stretching of piston rod pole head of portal frame drive hydraulic cylinder is connected with the connecting seat in the recess drive, the vertical portion bottom mounting of portal frame is in on the connecting seat, just right on the connecting seat the slide rail is provided with the spout.

Furthermore, the electric movable frame comprises an X-direction adjusting mechanism fixed on the transverse part of the portal frame, the output end of the X-direction adjusting mechanism is connected with a Y-direction adjusting mechanism in a driving manner, the output end of the Y-direction adjusting mechanism is connected with a Z-direction adjusting mechanism in a driving manner, and the output end of the Z-direction adjusting mechanism is connected with the mounting seat in a driving manner.

Furthermore, the X-direction adjusting mechanism comprises two X-direction rails fixed on the transverse portion of the portal frame, an X-direction sliding frame is connected to the X-direction rails in a sliding mode, an X-direction driving motor is arranged at one end of the X-direction rails, the X-direction sliding frame is over against an X-direction threaded hole formed in an output shaft of the X-direction driving motor, an X-direction lead screw is connected to the X-direction threaded hole in a threaded mode, and the X-direction lead screw is fixedly connected with the X-direction driving motor output shaft.

Furthermore, Y is to adjustment mechanism including locating X is to the Y track of balladeur train one side, Y is to sliding connection Y to the slide on the track, Y is to orbital one end fixedly connected with Y to driving motor, Y is to being provided with the inside screw hole of Y on the slide just to Y to the driving motor output shaft, threaded connection has the Y to the lead screw in the inside screw hole of Y, Y to the lead screw with Y is to driving motor output shaft fixed connection.

Furthermore, the Z-direction adjusting mechanism is a Z-direction electric telescopic rod fixed in the Y-direction sliding seat, and a piston rod head of the Z-direction electric telescopic rod vertically extends downwards to be in driving connection with the mounting seat.

The beneficial effects of the utility model are that:

in practical application, the height of the pneumatic welding head can be adjusted through the electric telescopic frame and the portal frame driving mechanism, so that the portal frame welding machine is higher in applicability; when the device is used, a workpiece is placed on the welding table, the controller controls the electric moving frame, the mounting seat is driven by the electric moving frame to drive the pneumatic welding head to move to carry out multi-degree-of-freedom spot welding, the automation degree is high, and the welding efficiency is high; the utility model discloses the suitability is strong, and degree of automation is high, and welding efficiency is high.

Drawings

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

FIG. 2 is a cross-sectional view taken at A in FIG. 1;

fig. 3 is a schematic structural view of the electric movable frame of the present invention;

reference numerals are as follows: a work table 1; a controller 2; a welding table 3; a pneumatic welding head 4; a mount 41; a gantry 5; a housing 6; a groove 61; a slide rail 611; an X-direction adjusting mechanism 71; an X-direction track 711; an X-direction carriage 712; an X-direction drive motor 713; an X-direction lead screw 714; a Y-direction adjusting mechanism 72; a Y-direction track 721; a Y-direction slider 722; a Y-direction drive motor 723; a Y-direction lead screw 724; a Z-direction adjusting mechanism 73; a Z-direction electric telescopic handle 731; the gantry drives the hydraulic cylinder 81; a connecting socket 82.

Detailed Description

As shown in fig. 1, 2 and 3, the height-adjustable portal frame welding machine comprises a workbench 1, a controller 2 arranged on one side of the workbench 1, a welding table 3 arranged on the workbench 1, a pneumatic welding head 4 movably arranged right above the welding table 3, a mounting seat 41 used for mounting the pneumatic welding head 4, an electric moving frame used for driving the mounting seat 41 to move, a portal frame 5 used for mounting the electric moving frame, shells 6 symmetrically arranged on the left side and the right side of the welding table 3, grooves 61 with upward openings are vertically formed in the shells 6, portal frame driving mechanisms are arranged in the grooves 61, the vertical portions of the portal frame 5 are respectively connected in the grooves 61 in a sliding manner, the portal frame driving mechanisms are used for driving the vertical portions of the portal frame 5 to slide up and down along the grooves 61, and the pneumatic welding head 4, the electric moving frame and the portal frame driving mechanisms are all electrically connected with the controller 2.

The height of the pneumatic welding head 4 can be adjusted through the electric telescopic frame and the portal frame driving mechanism, so that the portal frame welding machine is higher in applicability; when the device is used, a workpiece is placed on the welding table 3, the controller 2 controls the electric moving frame, the mounting base 41 is driven by the electric moving frame to drive the pneumatic welding head 4 to move to carry out multi-degree-of-freedom spot welding, the automation degree is high, and the welding efficiency is high; the utility model discloses the suitability is strong, and degree of automation is high, and welding efficiency is high.

As shown in fig. 1, fig. 2 and fig. 3, a plurality of sliding rails 611 are arranged on the inner side wall of the groove body of the groove 61; the portal frame driving mechanism comprises a portal frame driving hydraulic cylinder 81 for fixing the bottom of the groove 61, a piston rod head of the portal frame driving hydraulic cylinder 81 vertically and upwards extends into the groove 61 to be connected with a connecting seat 82 in a driving manner, the bottom end of the vertical part of the portal frame 5 is fixed on the connecting seat 82, and a sliding groove is formed in the connecting seat 82 and is opposite to the sliding rail 611; in this embodiment, the piston rod head of the hydraulic cylinder 81 is driven by the gantry to stretch, and the driving connecting seat 82 drives the vertical portion of the gantry 5 to slide up and down along the sliding rail 611.

As shown in fig. 1, fig. 2 and fig. 3, the electric movable frame includes an X-direction adjusting mechanism 71 fixed at the transverse portion of the portal frame 5, an output end of the X-direction adjusting mechanism 71 is connected with a Y-direction adjusting mechanism 72 in a driving manner, an output end of the Y-direction adjusting mechanism 72 is connected with a Z-direction adjusting mechanism 73 in a driving manner, and an output end of the Z-direction adjusting mechanism 73 is connected with the mounting base 41 in a driving manner; in this embodiment, the X-direction adjustment mechanism 71 is mounted on the transverse portion of the gantry 5, the Y-direction adjustment mechanism 72 is driven by the X-direction adjustment mechanism 71 to move transversely, the Z-direction adjustment mechanism 73 is driven by the Y-direction adjustment mechanism 72 to move longitudinally, and the mount 41 is driven by the Z-direction adjustment mechanism 73 to move vertically.

As shown in fig. 1, 2 and 3, the X-direction adjusting mechanism 71 includes two X-direction rails 711 fixed to a transverse portion of the gantry 5, an X-direction carriage 712 is slidably connected to the X-direction rails 711, an X-direction driving motor 713 is disposed at one end of the X-direction rails 711, an X-direction threaded hole is disposed on an output shaft of the X-direction driving motor 713, the X-direction threaded hole is threadedly connected to an X-direction lead screw 714, and the X-direction lead screw 714 is fixedly connected to the output shaft of the X-direction driving motor 713; in this embodiment, the X-direction driving motor 713 drives the X-direction lead screw 714 to rotate, and the X-direction lead screw 714 drives the X-direction sliding frame 712 to slide along the X-direction track 711 through the X-direction threaded hole.

As shown in fig. 1, 2 and 3, the Y-direction adjusting mechanism 72 includes a Y-direction rail 721 arranged on one side of the X-direction carriage 712, the Y-direction rail 721 is slidably connected to a Y-direction sliding base 722, one end of the Y-direction rail 721 is fixedly connected to a Y-direction driving motor 723, a Y-direction threaded hole is arranged on the Y-direction sliding base 722, which faces the output shaft of the Y-direction driving motor 723, and a Y-direction lead screw 724 is threadedly connected to the Y-direction threaded hole and is fixedly connected to the output shaft of the Y-direction driving motor 723; in this embodiment, the Y-direction driving motor 723 drives the Y-direction lead screw 724 to rotate, and the Y-direction lead screw 724 drives the Y-direction sliding seat 722 to slide along the Y-direction rail 721 through the Y-direction inner threaded hole.

As shown in fig. 1, fig. 2 and fig. 3, the Z-direction adjusting mechanism 73 is a Z-direction electric telescopic rod 731 fixed in the Y-direction sliding seat 722, and a rod head of a piston rod of the Z-direction electric telescopic rod 731 extends downwards vertically to be connected with the mounting seat 41 in a driving manner; in this embodiment, the piston rod head of the Z-direction electric telescopic rod 731 extends and retracts to drive the mounting base 41 to drive the pneumatic welding head 4 to move up and down, so as to weld the workpiece on the welding table 3.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an adjustable high formula portal frame welding machine which characterized in that: including workstation (1), set up in controller (2) of workstation (1) one side, set up in welding bench (3) on workstation (1), the activity set up in pneumatic welding head (4) directly over welding bench (3), be used for the installation mount pad (41) that pneumatic welding head (4) adopted are used for the drive mount pad (41) remove the electric movable frame that adopts, are used for the installation portal frame (5) that the electric movable frame adopted, the left and right sides symmetry of welding bench (3) is provided with shell (6), vertical opening ascending recess (61) of opening in shell (6), be provided with portal frame actuating mechanism in recess (61), the vertical portion difference sliding connection of portal frame (5) is in recess (61), portal frame actuating mechanism is used for the drive the vertical portion of portal frame (5) is followed recess (61) slides from top to bottom, pneumatic welding head (4), electric movable frame and the equal electric connection of portal frame actuating mechanism controller (2).

2. The adjustable height portal frame welder of claim 1, wherein: a plurality of sliding rails (611) are arranged on the inner side wall of the groove body of the groove (61); portal frame actuating mechanism includes the fixing base portal frame drive hydraulic cylinder (81) of recess (61) tank bottom, the vertical upwards stretching of piston rod pole head of portal frame drive hydraulic cylinder (81) have connecting seat (82) in recess (61) the drive connection, the vertical portion bottom mounting of portal frame (5) is in on connecting seat (82), just right on connecting seat (82) slide rail (611) are provided with the spout.

3. The adjustable height portal frame welder of claim 1, wherein: the electric moving frame comprises an X-direction adjusting mechanism (71) fixed to the transverse portion of the portal frame (5), the X-direction adjusting mechanism (71) is connected with a Y-direction adjusting mechanism (72) in a driving mode, the Y-direction adjusting mechanism (72) is connected with a Z-direction adjusting mechanism (73) in a driving mode, and the Z-direction adjusting mechanism (73) is connected with the mounting seat (41) in a driving mode.

4. The adjustable height gantry welder of claim 3, wherein: the X-direction adjusting mechanism (71) comprises two X-direction rails (711) fixed to the transverse portion of the portal frame (5), an X-direction sliding frame (712) is connected to the X-direction rails (711) in a sliding mode, an X-direction driving motor (713) is arranged at one end of each X-direction rail (711), the X-direction sliding frame (712) is opposite to an X-direction internal threaded hole formed in an output shaft of the X-direction driving motor (713), an X-direction lead screw (714) is connected to the X-direction internal threaded hole in a threaded mode, and the X-direction lead screw (714) is fixedly connected with an output shaft of the X-direction driving motor (713).

5. The adjustable height gantry welder of claim 4, wherein: the Y-direction adjusting mechanism (72) comprises a Y-direction track (721) arranged on one side of the X-direction sliding frame (712), the Y-direction track (721) is connected with a Y-direction sliding seat (722) in a sliding mode, one end of the Y-direction track (721) is fixedly connected with a Y-direction driving motor (723), a Y-direction threaded hole is formed in the Y-direction sliding seat (722) and is opposite to an output shaft of the Y-direction driving motor (723), a Y-direction lead screw (724) is connected in the Y-direction threaded hole in a threaded mode, and the Y-direction lead screw (724) is fixedly connected with an output shaft of the Y-direction driving motor (723).

6. The adjustable height gantry welder of claim 5, wherein: the Z-direction adjusting mechanism (73) is a Z-direction electric telescopic rod (731) fixed in the Y-direction sliding seat (722), and a piston rod head of the Z-direction electric telescopic rod (731) vertically extends downwards to be connected with the mounting seat (41) in a driving mode.