CN222471320U

CN222471320U - Positioning mechanism of a double-column welding positioner

Info

Publication number: CN222471320U
Application number: CN202421606481.6U
Authority: CN
Inventors: 宫爱玲; 宫垂福; 冯耀楷
Original assignee: Shandong Jingrun Kaida Intelligent Equipment Technology Co ltd
Current assignee: Shandong Jingrun Kaida Intelligent Equipment Technology Co ltd
Priority date: 2024-07-09
Filing date: 2024-07-09
Publication date: 2025-02-14
Anticipated expiration: 2034-07-09

Abstract

The utility model discloses a positioning mechanism of a double-column type welding positioner, which relates to the technical field of double-column type welding shifters and comprises a workbench base, wherein a supporting seat is rotatably arranged on the workbench base, a workbench is fixedly arranged at the top of the supporting seat, a positioning component for fixing a workpiece is arranged in the workbench, a pressing component is arranged at the top of the workbench, and a pressing plate component for positioning the workpiece is fixedly arranged on the pressing component. According to the utility model, the screw rod in the workbench is driven to rotate by the second motor, the sliding seat slides along the sliding groove under the action of the screw rod, the workpiece is clamped and fixed by the clamping block, then the overlapped weldment is placed on the workpiece, the height of the supporting frame is adjusted by the hydraulic rod according to the height of the overlapped weldment, so that the pressing plate is pressed on the top of the overlapped weldment, the overlapped weldment is fixed, and further, the position deviation of the overlapped weldment during welding is prevented, and the welding effect is influenced.

Description

Positioning mechanism of double-column type welding positioner

Technical Field

The utility model relates to the technical field of double-column type welding positioner, in particular to a positioning mechanism of a double-column type welding positioner.

Background

The double-column welding positioner is a positioner integrating the functions of overturning or tilting and rotating, the overturning and rotating are respectively driven by two shafts, a workbench for clamping a workpiece can rotate around the axis of the workbench, and the workbench can tilt or overturn around the other shaft, so that welding seams at various positions on a welding piece can be adjusted to a horizontal or ship-shaped welding position for welding. The welding angle of the existing welding positioner is not matched enough, manual readjustment is needed, and a semi-manual welding mode is adjusted to have a delay effect on the welding point, so that the welding effect is affected.

CN 215091564U discloses a double-column type welding positioner, including the positioner body to and the welding mechanism of setting on the positioner body, welding mechanism is including the stand of symmetric distribution in positioner body both sides, the fixed diaphragm that is equipped with in stand top, diaphragm one side is fixed and is equipped with electronic slip table, electronic slip table bottom is fixed and is equipped with the connecting rod, the connecting rod bottom rotates and is connected with the connecting seat, be equipped with the first motor of being connected with the connecting seat transmission on the connecting rod, connecting seat one side is fixed and is equipped with the spout. According to the welding positioner, the welding mechanism is arranged, the first motor output shaft can drive the connecting seat to rotate, so that the welding inclination angle on the connecting seat is adjusted, the flexibility is high, the welding positioner can adapt to the requirements of welding arc paths of different workpieces, the matching angle of welding and the workpieces can be improved, the welding inclination posture is consistent with the inclination workpiece posture, and the follow-up welding quality is ensured.

However, the workpiece is fixed on the workbench of the welding positioner only by the clamping jaw, and when a plurality of parts are welded together, the clamping jaw can only fix one weldment and cannot fix other weldments, so that the positions of overlapped weldments are easy to deviate during welding, and the welding effect is affected.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a positioning mechanism of a double-column type welding positioner.

The positioning mechanism of the double-column type welding positioner comprises a workbench base, wherein a supporting seat is rotatably arranged on the workbench base, a workbench is fixedly arranged at the top of the supporting seat, a positioning component for fixing a workpiece is arranged in the workbench, a pressing component is arranged at the top of the workbench, and a pressing plate component for positioning the workpiece is fixedly arranged on the pressing component.

Further, a first bevel gear is fixedly mounted on the outer side wall of the supporting seat, a first motor is arranged on the side portion of the supporting seat, and a second bevel gear matched with the first bevel gear is fixedly mounted on a power output shaft of the first motor.

Further, locating component includes four sets of screw rods, four sets of mounting grooves that circumference array distributes have been seted up to the bottom of workstation, four sets of the screw rod is rotated and is installed in the mounting groove, four sets of the screw rod revolve to two liang symmetries, four sets of all cooperate on the screw rod and install the slide, slide with slide assorted spout has been seted up at the top of workstation, sliding connection between slide and the spout, the grip block is installed in the top cooperation of slide.

Further, the axle center department at supporting seat top has seted up flutedly, fixed mounting has the motor support in the recess, fixed mounting has the second motor on the motor support, fixed mounting has the driving gear on the power take off shaft of second motor, four groups the screw rod is close to the pivot of workstation axle center one end on fixed mounting have with driving gear matched with driven gear, driving gear and driven gear are bevel gear.

Further, the subassembly that pushes down includes the mount, mount fixed mounting is on the back lateral wall of workstation base, the top slidable mounting of mount has a plurality of groups to lead the slide bar, the top fixed mounting who leads the slide bar has the support frame, fixed mounting has the hydraulic stem on the lateral wall that the workstation base was kept away from to the mount, the power take off end of hydraulic stem and the bottom fixed connection of mount, the one end that the support frame is close to the workstation base is equipped with the clamp plate subassembly.

Further, the clamp plate subassembly includes the clamp plate seat, clamp plate seat fixed mounting is in the bottom of support frame, the clamp plate is installed in the bottom rotation of clamp plate seat, the rotation axle center of clamp plate is the same with the rotation axle center of workstation.

The welding machine has the advantages that when a workpiece is fixed, the screw rod in the workbench is driven to rotate through the second motor, the sliding seat slides along the sliding groove under the action of the screw rod, the workpiece on the workbench is clamped and fixed through the clamping block, then the lapped weldment is placed on the fixed workpiece, the height of the supporting frame is adjusted through the hydraulic rod according to the height of the lapped weldment, the pressing plate is pressed on the top of the lapped weldment, and therefore the lapped weldment is fixed, and further the position deviation of the lapped weldment during welding is prevented, and the welding effect is affected.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a schematic view of the cross-sectional structure in the direction A-A in FIG. 3;

fig. 5 is a schematic cross-sectional view of the B-B direction table of fig. 4.

In the figure, a workbench base, a supporting seat, a workbench, a first bevel gear, a first motor, a second bevel gear, a screw, a mounting groove, a 9, a sliding seat, a 10, a sliding groove, a 11, a clamping block, a 12, a groove, a 13, a motor bracket, a 14, a second motor, a 15, a driving gear, a 16, a driven gear, a 17, a fixing frame, a 18, a guide sliding rod, a 19, a supporting frame, a 20, a hydraulic rod, a 21, a pressing plate seat and a 22 pressing plate.

Detailed Description

In order to more clearly illustrate the technical solution of the present utility model, it is obvious that the following description of the present utility model is provided by way of example only, and it is within the scope of the present utility model to one skilled in the art to obtain other embodiments according to the present utility model without inventive effort.

According to the positioning mechanism of the double-column type welding positioner shown in fig. 1-5, the positioning mechanism comprises a workbench base 1, a supporting seat 2 is rotatably arranged on the workbench base 1, a workbench 3 is fixedly arranged at the top of the supporting seat 2 through bolts, a positioning component for fixing a workpiece is arranged in the workbench 3, a pressing component is arranged at the top of the workbench 3, and a pressing plate component for positioning the workpiece is fixedly arranged on the pressing component.

In this embodiment, a first bevel gear 4 is fixedly installed on the outer side wall of the supporting seat 2, a first motor 5 is arranged on the side portion of the supporting seat 2, a second bevel gear 6 matched with the first bevel gear 4 is fixedly installed on a power output shaft of the first motor 5, the second bevel gear 6 is driven to rotate by the first motor 5, and the supporting seat 2 is enabled to rotate on the workbench base 1 under the cooperation of the second bevel gear 6 and the first bevel gear 4.

In this embodiment, locating component includes four sets of screw rods 7, four sets of mounting grooves 8 that circumference array distributes have been seted up to the bottom of workstation 3, four sets of screw rods 7 rotate and install in mounting groove 8, four sets of screw rods 7 revolve to two-to-two symmetries, all install slide 9 through screw thread fit on four sets of screw rods 7, slide groove 10 with slide 9 assorted has been seted up at the top of workstation 3, sliding connection between slide 9 and slide groove 10, grip block 11 is installed through the bolt fit at the top of slide 9, when screw rod 7 rotates, the opposite direction removes between grip block 11 under the cooperation of screw rod 7 and slide 9.

In this embodiment, a groove 12 is formed at the axis of the top of the supporting seat 2, a motor bracket 13 is fixedly installed in the groove 12, a second motor 14 is fixedly installed on the motor bracket 13, a driving gear 15 is fixedly installed on a power output shaft of the second motor 14, driven gears 16 matched with the driving gear 15 are fixedly installed on a rotating shaft of one end, close to the axis of the workbench 3, of the four sets of screws 7, the driving gear 15 and the driven gears 16 are bevel gears, the driving gear 15 is driven to rotate by the second motor 14, and the four sets of screws 7 are driven to synchronously rotate under the cooperation of the driving gear 15 and the driven gears 16.

In this embodiment, the pressing component includes a fixing frame 17, the fixing frame 17 is fixedly installed on the rear side wall of the workbench base 1, a plurality of groups of guiding sliding rods 18 are slidably installed at the top of the fixing frame 17, the number of the preferred guiding sliding rods 18 is two, a supporting frame 19 is fixedly installed at the top end of the guiding sliding rods 18, a hydraulic rod 20 is fixedly installed on the side wall of the fixing frame 17 far away from the workbench base 1, a power output end of the hydraulic rod 20 is fixedly connected with the bottom of the fixing frame 17, a pressing plate component is arranged at one end of the supporting frame 19 close to the workbench base 1, and the height of the supporting frame 19 is adjusted through the hydraulic rod 20 according to the height of a lapped welding piece so as to be suitable for welding workpieces with different heights.

In this embodiment, the pressing plate assembly includes a pressing plate seat 21, the pressing plate seat 21 is fixedly installed at the bottom of the supporting frame 19, the pressing plate 22 is rotatably installed at the bottom of the pressing plate seat 21, the rotation axis of the pressing plate 22 is the same as the rotation axis of the worktable 3, when the workpiece to be welded is fixed, the pressing plate 22 presses the top of the overlapped weldment, thereby fixing the overlapped weldment, and when the worktable 3 rotates, the pressing plate 22 rotates synchronously, thereby preventing the position of the workpiece from changing due to relative rotation between the pressing plate 22 and the workpiece.

When the welding machine is used, a workpiece is placed on the top of a workbench 3, a second motor 14 is started, a screw rod 7 in the workbench 3 is driven to rotate through the second motor 14, a sliding seat 9 slides along a sliding groove 10 under the action of the screw rod 7, the workpiece on the workbench 3 is clamped and fixed through a clamping block 11, then a lap joint welding piece is placed on the fixed workpiece, according to the height of the lap joint welding piece, a hydraulic rod 20 is used for adjusting the height of a supporting frame 19, a pressing plate 22 is pressed on the top of the lap joint welding piece, so that the lap joint welding piece is fixed, further, the position deviation of the lap joint welding piece during welding is prevented, the welding effect is influenced, when the girth welding is performed, a supporting seat 2 is driven to rotate on a workbench base 1 through a first motor 5, the workbench 3 synchronously rotates along with the supporting seat 2, and accordingly, the workpiece on the workbench 3 rotates under the action of friction force, the pressing plate 22 synchronously rotates, and the position of the workpiece is prevented from being changed due to the relative rotation between the pressing plate 22 and the workpiece.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.

Claims

1. The positioning mechanism of the double-upright welding positioner comprises a workbench base (1) and is characterized in that a supporting seat (2) is rotatably arranged on the workbench base (1), a workbench (3) is fixedly arranged at the top of the supporting seat (2), a positioning component used for fixing a workpiece is arranged in the workbench (3), a pressing component is arranged at the top of the workbench (3), and a pressing plate component used for positioning the workpiece is fixedly arranged on the pressing component.

2. The positioning mechanism of the double-upright welding positioner according to claim 1, wherein a first bevel gear (4) is fixedly installed on the outer side wall of the supporting seat (2), a first motor (5) is arranged on the side portion of the supporting seat (2), and a second bevel gear (6) matched with the first bevel gear (4) is fixedly installed on a power output shaft of the first motor (5).

3. The positioning mechanism of a double-upright welding positioner according to claim 2, wherein the positioning assembly comprises four groups of screws (7), four groups of circumferentially-arrayed mounting grooves (8) are formed in the bottom of the workbench (3), the four groups of screws (7) are rotatably mounted in the mounting grooves (8), the four groups of screws (7) are symmetrically rotated in pairs, the four groups of screws (7) are respectively provided with a sliding seat (9) in a matched mode, sliding grooves (10) matched with the sliding seats (9) are formed in the tops of the workbench (3), sliding connection is achieved between the sliding seats (9) and the sliding grooves (10), and clamping blocks (11) are mounted on the tops of the sliding seats (9) in a matched mode.

4. The positioning mechanism of the double-upright welding positioner according to claim 3, wherein a groove (12) is formed in the axis of the top of the supporting seat (2), a motor bracket (13) is fixedly installed in the groove (12), a second motor (14) is fixedly installed on the motor bracket (13), a driving gear (15) is fixedly installed on a power output shaft of the second motor (14), driven gears (16) matched with the driving gear (15) are fixedly installed on a rotating shaft of four groups of screws (7) close to one end of the axis of the workbench (3), and the driving gears (15) and the driven gears (16) are bevel gears.

5. The positioning mechanism of a double-column type welding positioner according to claim 4, wherein the pressing component comprises a fixing frame (17), the fixing frame (17) is fixedly installed on the rear side wall of the workbench base (1), a plurality of groups of guide sliding rods (18) are slidably installed at the top of the fixing frame (17), a supporting frame (19) is fixedly installed at the top end of the guide sliding rods (18), a hydraulic rod (20) is fixedly installed on the side wall, far away from the workbench base (1), of the fixing frame (17), a power output end of the hydraulic rod (20) is fixedly connected with the bottom of the fixing frame (17), and a pressing plate component is arranged at one end, close to the workbench base (1), of the supporting frame (19).

6. The positioning mechanism of a double-column type welding positioner according to claim 5, wherein the pressing plate assembly comprises a pressing plate seat (21), the pressing plate seat (21) is fixedly installed at the bottom of the supporting frame (19), the pressing plate (22) is rotatably installed at the bottom of the pressing plate seat (21), and the rotation axis of the pressing plate (22) is identical to the rotation axis of the workbench (3).