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CN-121972877-A - Portal welding robot device of many scene adaptation

CN121972877ACN 121972877 ACN121972877 ACN 121972877ACN-121972877-A

Abstract

The invention discloses a gantry welding robot device with multiple scene adaptation, which relates to the technical field of welding robots and comprises a gantry, wherein a sliding rail is arranged at the bottom end of the gantry, a mechanical arm is arranged at one end of the gantry far away from the sliding rail, an auxiliary frame is connected to the end part of the mechanical arm, a base frame is fixed at the bottom of the auxiliary frame, a welding frame is connected to the end part of the base frame in a sliding manner, grabbing plates and auxiliary positioning frames are respectively arranged at two sides of the base frame and the welding frame, workpieces to be welded can be alternately grabbed through the cooperation of the base frame and the welding frame, continuous welding operation can be realized for workpieces with different lengths, and the angle adjustment can be carried out for the welding position of the workpieces and the welding parameters can be regulated in the welding process.

Inventors

  • SUN KE
  • ZHANG HUAJIAN
  • ZHAO CAIZHI
  • WEI ZENGKUN
  • WANG QUAN

Assignees

  • 中钰匠鑫机械制造有限公司

Dates

Publication Date
20260505
Application Date
20260321

Claims (10)

  1. 1. The gantry welding robot device with the multi-scene adaptation comprises a gantry (1), wherein a sliding rail (2) is arranged at the bottom end of the gantry (1), a mechanical arm (3) is arranged at one end, far away from the sliding rail (2), of the gantry (1), and an auxiliary frame (4) is connected to the end part of the mechanical arm (3), and the gantry welding robot device is characterized in that a base frame (5) is fixed at the bottom of the auxiliary frame (4), a welding frame (6) is slidingly connected to the end part of the base frame (5), grabbing plates (10) and auxiliary positioning frames (7) are respectively arranged at two sides of the base frame (5) and the welding frame (6), and a plurality of negative pressure suckers (1002) are arranged at the bottoms of the grabbing plates (10) and the auxiliary positioning frames (7) and used for alternately grabbing workpieces to be welded; A fixed plate (8) is fixedly arranged at the bottom of the welding frame (6), a welding end (801) is fixedly arranged at the end part of the fixed plate (8), and a driving cylinder body (601) is arranged between the welding frame (6) and the base frame (5) and used for driving the welding frame (6) to stretch so that the welding end (801) can finish welding operation along the welding seam position; The inside of the base frame (5) is rotationally connected with a driving plate (9), and grabbing plates (10) at two sides and the side edges of the driving plate (9) are both connected with an adjusting sliding plate (11) for driving the grabbing plates (10) at two sides to reversely translate up and down respectively through the rotation of the driving plate (9), so that the welding angle of a workpiece to be welded is adjusted; Limiting sliding plates (12) are slidably connected to two sides of the interior of the base frame (5), and the limiting sliding plates (12) are slidably connected with the corresponding grabbing plates (10) and are used for driving the corresponding grabbing plates (10) to transversely translate so as to adjust the welding position of a workpiece to be welded; The adjusting slide plate (11) is slidably mounted inside the driving plate (9), a piston rod (1101) is arranged at the end of the adjusting slide plate (11), and the piston rod (1101) is used for driving the adjusting slide plate (11) to translate inside the driving plate (9).
  2. 2. The multi-scene adaptive gantry welding robot device according to claim 1, wherein the end part of the piston rod (1101) penetrates into the driving plate (9) and a cavity is reserved between the end part of the piston rod and the inside of the driving plate (9), negative pressure pipelines (1102) which are mutually communicated with the cavity are arranged on two sides of the top of the driving plate (9) and are used for driving the piston rod (1101) to translate, and a connecting roller (1003) is connected between the grabbing plate (10) and the corresponding adjusting sliding plate (11).
  3. 3. The multi-scene adaptive gantry welding robot device according to claim 2, wherein one end of the engagement roller (1003) is rotatably connected with the corresponding adjusting slide plate (11), and one end of the engagement roller (1003) far away from the adjusting slide plate (11) is fixedly connected with the corresponding grabbing plate (10).
  4. 4. The multi-scene adaptive gantry welding robot device according to claim 1, wherein limiting sliding plates (12) are arranged on the inner sides of the grabbing plates (10) on two sides, the limiting sliding plates (12) are slidably connected to the inside of the base frame (5), extension plates (1001) are fixedly arranged on the tops of the grabbing plates (10), limiting notch (15) are formed in the inner sides of the grabbing plates (10) and the extension plates (1001), and the limiting sliding plates (12) are slidably connected with the corresponding limiting notch (15) and are used for enabling the grabbing plates (10) to translate up and down along the limiting sliding plates (12).
  5. 5. The multi-scene adaptive gantry welding robot device according to claim 4, wherein the top of the limiting slide plate (12) is fixedly provided with a driving rod (1201), two sides of the interior of the base frame (5) are fixedly provided with adjusting cylinder bodies (14), the end parts of the adjusting cylinder bodies (14) are respectively provided with a connecting pipeline (1401), and the piston ends of the adjusting cylinder bodies (14) are fixedly connected to the corresponding driving rods (1201) and are used for driving the driving rod (1201) and the limiting slide plate (12) to translate.
  6. 6. The multi-scene adaptive gantry welding robot device according to claim 5, wherein the two sides of the interior of the base frame (5) are provided with arc-shaped notches (501), and the driving rod (1201) is slidably mounted in the corresponding arc-shaped notches (501).
  7. 7. The multi-scene adaptive gantry welding robot device according to claim 1, wherein a connecting flange (401) is connected between the auxiliary frame (4) and the mechanical arm (3), a hydraulic cylinder (402) is fixedly arranged in the auxiliary frame (4), a driving frame (403) is fixedly arranged at the piston end of the hydraulic cylinder (402), a limiting shaft lever (901) is fixedly arranged in the driving plate (9), the limiting shaft lever (901) is rotatably arranged in the base frame (5), the driving frame (403) is rotatably connected with the limiting shaft lever (901), and a driving assembly is arranged between the driving frame (403) and the driving plate (9) and used for driving the driving plate (9) to deflect at an angle in the base frame (5).
  8. 8. The multi-scene adaptive gantry welding robot device of claim 7, wherein the driving assembly comprises a driving gear (1301) and a transmission gear (902), a driving motor (13) is fixedly installed at the end of the driving frame (403), the driving gear (1301) is fixedly sleeved at the output end of the driving motor (13), the transmission gear (902) is fixedly sleeved at the output end of the limiting shaft lever (901), and the driving gear (1301) and the transmission gear (902) are mutually meshed.
  9. 9. The multi-scene adaptive gantry welding robot device according to claim 1, wherein the auxiliary positioning frame (7) is a telescopic grabbing frame, and is used for completing positioning of the workpiece to be welded through a negative pressure sucker (1002) at the bottom of the auxiliary positioning frame (7) when the workpiece to be welded is alternately grabbed after the welding frame (6) is stretched.
  10. 10. A multi-scene adaptive gantry welding robot as claimed in claim 1, wherein a cleaning assembly (802) is arranged at one end of the fixed plate (8) close to the welding end (801), and the cleaning assembly (802) is used for cleaning the working environment.

Description

Portal welding robot device of many scene adaptation Technical Field The invention relates to the technical field of welding robots, in particular to a gantry welding robot device with multiple scene adaptation. Background The gantry welding robot is an automatic welding device, realizes large-scale and high-rigidity motion control through a gantry frame structure, is widely applied to the field of equipment manufacturing, has stronger stability and coverage capability in workpiece welding compared with the traditional articulated robot, is key equipment in intelligent manufacturing and upgrading, and can automatically finish the welding work of workpieces under the control of a plurality of running mechanisms and computer systems. Referring to Chinese patent, the patent discloses a gantry welding robot with the publication number of CN117718656A, and the patent points out that the current welding equipment is inconvenient to adjust the angle of a welding gun in the use process, and influences the use effect of the equipment. However, the equipment still has the problem that the conveying and transferring of workpieces to be welded and the adjustment of welding positions are complicated, the workpieces are required to be transferred through the existing auxiliary parts such as rail conveying and the like, the grabbing, transferring and welding integration of the workpieces to be welded are difficult to realize, the welding seams are inconvenient to carry out multi-angle welding adjustment in the transferring and welding processes, and the multi-scene adaptive gantry welding robot device is provided for solving the problem. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a gantry welding robot device with multiple scene adaptation, which solves the problems in the prior art. The gantry welding robot device with the multiple scene adaptation comprises a gantry, wherein a sliding rail is arranged at the bottom end of the gantry, a mechanical arm is arranged at one end, far away from the sliding rail, of the gantry, an auxiliary frame is connected to the end part of the mechanical arm, a bottom base frame is fixed to the bottom of the auxiliary frame, a welding frame is connected to the end part of the bottom base frame in a sliding manner, a grabbing plate and an auxiliary positioning frame are respectively arranged on two sides of the bottom base frame and the welding frame, and a plurality of negative pressure suckers are arranged at the bottoms of the grabbing plate and the auxiliary positioning frame and used for alternately grabbing workpieces to be welded; the bottom of the welding frame is fixedly provided with a fixed plate, the end part of the fixed plate is fixedly provided with a welding end, and a driving cylinder body is arranged between the welding frame and the base frame and used for driving the welding frame to extend so that the welding end can finish welding operation along the welding seam position; the inner part of the base frame is rotationally connected with a driving plate, the grabbing plates at the two sides and the side edges of the driving plate are connected with adjusting sliding plates, and the adjusting sliding plates are used for respectively driving the grabbing plates at the two sides to reversely translate up and down through the rotation of the driving plate so as to adjust the welding angle of the workpiece to be welded; The inside both sides of bed frame all sliding connection has spacing slide, spacing slide and corresponding snatch board sliding connection for drive the horizontal translation of corresponding snatch board, realize treating the adjustment of weldment work piece welding position. Preferably, the adjusting slide board is slidably mounted inside the driving board, a piston rod is fixedly mounted at the end part of the adjusting slide board, a cavity is reserved between the end part of the piston rod penetrating into the driving board and the inside of the driving board, negative pressure pipelines mutually communicated with the cavity are mounted at two sides of the top of the driving board and used for driving the adjusting slide board to translate, and a connecting roller is connected between the grabbing board and the corresponding adjusting slide board. Preferably, one end of the engagement roller is rotationally connected with the corresponding adjusting slide plate, and one end of the engagement roller, which is far away from the adjusting slide plate, is fixedly connected with the corresponding grabbing plate. Preferably, the limiting sliding plates are arranged on the inner sides of the grabbing plates on the two sides, the limiting sliding plates are slidably connected in the base frame, the extending plates are fixedly arranged at the tops of the grabbing plates, limiting notch openings are formed in the inner sides of the grabbing plates and the inner sides of the extending plates, and the limiting sliding