CN215967119U

CN215967119U - Tower foot welding swivel work head

Info

Publication number: CN215967119U
Application number: CN202122038502.1U
Authority: CN
Inventors: 陈军帅; 王玉杰; 申俊三; 陈旭; 朱培杰; 刘欢; 许景丽; 陈云杰
Original assignee: Henan Dingli Pole Tower Co ltd
Current assignee: Henan Dingli Pole Tower Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-08
Anticipated expiration: 2031-08-26

Abstract

The utility model provides a tower foot welding rotary workbench which comprises a support, wherein an overturning supporting frame is arranged at the upper end of the support, a rotary horizontal fluted disc is arranged at the upper end of the supporting frame, a workpiece clamping mechanism is arranged at the upper end of the horizontal fluted disc, the workpiece clamping mechanism comprises a workbench, a driving bevel gear driven by a first motor is arranged in the workbench, transmission screw rods are uniformly distributed in the workbench along the circumference of the driving bevel gear, driven bevel gears meshed with the driving bevel gear are arranged on the transmission screw rods, a sliding table is arranged on the transmission screw rods, a vertical limiting plate is arranged at the upper end of the sliding table, an upper limiting plate which can vertically lift is arranged above the vertical limiting plate, and a sliding chute which is convenient for the vertical limiting plate to move is arranged at the upper end of the workbench. The utility model automatically fixes the tower legs on the workbench, improves the fixing efficiency of the tower legs and ensures the stable fixing of the tower legs.

Description

Tower foot welding swivel work head

Technical Field

The utility model relates to the technical field of tower foot welding, in particular to a rotary workbench for tower foot welding.

Background

The tower foot is the main support component of transmission line iron tower, and the quality of iron tower welding directly determines iron tower structural stability and life. In the tower foot welding process, need overturn or rotate the tower foot to confirm the best welding angle, and through artifical upset, not only waste time and energy, influence the welding efficiency of tower foot moreover easily.

In addition, the structure and the weight of tower foot are all great, need put tower foot prefab hoist and mount on the workstation usually, then the manual work adopts the bolt to be fixed in the workstation with the tower foot on, equally waste time and energy when fixed, and because of the bolt fastening is not firm easily moreover, appear rocking when the tower foot rotates, influence welded speed and quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tower foot welding rotary workbench, which is characterized in that a workpiece clamping mechanism is arranged, so that a tower foot is automatically fixed on the workbench, the tower foot fixing efficiency is improved, and the stability of tower foot fixing is ensured.

The technical scheme of the utility model is realized as follows: the utility model provides a column foot welding swivel work head, which comprises a bracket, the upper end of support is provided with the carriage of upset, the upper end of carriage is provided with rotatory horizontal fluted disc, the upper end of horizontal fluted disc is provided with work piece fixture, work piece fixture includes the workstation, be provided with first motor drive's initiative bevel gear in the workstation, the equipartition has the transmission lead screw in the workstation of initiative bevel gear circumference, be provided with the driven bevel gear with initiative bevel gear meshing on the transmission lead screw, be provided with the slip table on the transmission lead screw, the upper end of slip table is provided with perpendicular limiting plate, the top of erecting the limiting plate is provided with the last limiting plate of vertical lift, the upper end of workstation is provided with the spout that is convenient for erect the limiting plate and removes.

Furthermore, the end part of the supporting frame is rotatably connected with the support through a horizontal rotating shaft, a vertically downward semicircular fluted disc is arranged on the first rotating shaft, a second motor is arranged on the support on the lower side of the semicircular fluted disc, and a first gear meshed with the semicircular fluted disc is arranged at the output end of the second motor.

Furthermore, the supporting frame is connected with the horizontal fluted disc in a rotating mode through the vertical rotating shaft, the vertical rotating shaft and the horizontal fluted disc are arranged coaxially, the supporting frame is provided with a third motor, and the output end of the third motor is provided with a second gear meshed with the horizontal fluted disc.

Furthermore, a travel switch is arranged at the upper end of the sliding table and is positioned on one side, close to the driving bevel gear, of the vertical limiting plate.

Furthermore, the vertical limiting plate and the upper limiting plate are provided with cushion pads on the sides close to the driving bevel gear.

The utility model has the beneficial effects that:

according to the workpiece clamping mechanism, the vertical limiting plates which are uniformly distributed in the circumferential direction are driven to synchronously move towards the tower legs through the matching of the driving bevel gear and the driven bevel gear, so that the four sides of the bottom plate of the tower legs are limited, and the fixed stability of the tower legs is ensured; the tower legs are fixed on the workbench through the upper limiting plate, so that the fixing efficiency of the tower legs is improved, and the production efficiency of the tower legs is improved; through the setting of semi-circular fluted disc, be convenient for overturn to the tower foot, through the setting of horizontal fluted disc, be convenient for rotate the tower foot to the required tower foot angle of convenient and fast adjustment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic structural view of a workpiece holding mechanism;

FIG. 3 is a top view of the table;

FIG. 4 is a top plan view of the horizontal chainring;

FIG. 5 is a left side view of a semi-circular toothed disc.

The device comprises a support 1, a support frame 2, a horizontal rotating shaft 3, a semicircular fluted disc 4, a second motor 5, a first gear 6, a horizontal fluted disc 7, a vertical rotating shaft 8, a third motor 9, a second gear 10, a workbench 11, a first motor 12, a driving bevel gear 13, a transmission gear 14, a driving gear 15, a transmission screw rod 16, a driven bevel gear 17, a sliding table 18, a vertical limiting plate 19, a jacking cylinder 20, an upper limiting plate 21, a sliding groove 22, a cushion pad 23 and a travel switch 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1 to 5, a tower foot welding rotary worktable 11 comprises a support 1, a support frame 2 which is overturned is arranged at the upper end of the support 1, the end part of the support frame 2 is rotatably connected with the support 1 through a horizontal rotating shaft 3, a vertically downward semicircular fluted disc 4 is fixed on a first rotating shaft, a second motor 5 is fixed on the support 1 at the lower side of the semicircular fluted disc 4, and the output end of the second motor 5 is connected with a first gear 6 which is meshed with the semicircular fluted disc 4.

The upper end of carriage 2 is provided with rotatory horizontal fluted disc 7, and carriage 2 rotates with horizontal fluted disc 7 through vertical rotating shaft 8 and links to each other, and vertical rotating shaft 8 sets up with horizontal fluted disc 7 coaxial line, is fixed with third motor 9 on carriage 2, and the output of third motor 9 is provided with the second gear 10 with horizontal fluted disc 7 meshing.

The upper end of horizontal fluted disc 7 is provided with work piece fixture, work piece fixture is including being fixed in workstation 11 on the horizontal fluted disc 7, is provided with the initiative bevel gear 13 of first motor 12 drive in the workstation 11, initiative bevel gear 13 rotates with workstation 11 through the transmission shaft and links to each other, and the lower extreme of transmission shaft is fixed with drive gear 14, and first motor 12 is fixed in on the lateral wall of workstation 11, and the output of first motor 12 links to each other with driving gear 15, and driving gear 15 and drive gear 14 pass through chain drive.

Transmission lead screw 16 is evenly distributed in the workbench 11 at the periphery of the driving bevel gear 13, one end of the transmission lead screw 16 is connected with the inner wall of the workbench 11 through a bearing in a rotating mode, the other end of the transmission lead screw is fixed with a driven bevel gear 17 meshed with the driving bevel gear 13, a sliding table 18 is installed on the transmission lead screw 16, an upright limiting plate 19 is fixed at the upper end of the sliding table 18, a vertical jacking cylinder 20 is fixed at one side, away from the driving bevel gear 13, of the upright limiting plate 19, an upper limiting plate 21 is fixed at the working end of the jacking cylinder 20, the upper limiting plate 21 is located above the upright limiting plate 19, a sliding groove 22 convenient for the movement of the upright limiting plate 19 is arranged at the upper end of the workbench 11, the sliding groove 22 is located on the workbench 11 at the upper side of the transmission lead screw 16 and is parallel to the transmission lead screw 16. A cushion pad 23 is fixed to both the vertical stopper plate 19 and the upper stopper plate 21 on the side close to the drive bevel gear 13. A travel switch 24 is fixed at the upper end of the sliding table 18, the travel switch 24 is positioned at one side of the vertical limit plate 19 close to the driving bevel gear 13, the travel switch 24 is a swing arm type travel switch 24, and the travel switch 24 and the jacking cylinder 20 are both connected with a main controller.

The application method of the embodiment comprises the following steps: placing a tower foot on a workbench 11, starting a first motor 12, driving a driving bevel gear 13 to rotate by the first motor 12, driving a driven bevel gear 17 to rotate by the driving bevel gear 13, driving a transmission screw rod 16 to rotate by the driven bevel gear 17, driving a vertical limiting plate 19 to move towards the tower foot by the transmission screw rod 16 through a sliding table 18, limiting four sides of a bottom plate of the tower foot by the circumferentially arranged vertical limiting plates 19, and when a stroke switch 24 senses the tower foot, moving a jacking cylinder 20 downwards to fix the bottom plate of the tower foot on the workbench 11; when the circumferential angle of the tower foot needs to be rotated, a third motor 9 is started, the third motor 9 drives a horizontal gear to rotate through a second gear 10, and the horizontal gear drives the circumferential rotation of the tower foot through a workbench 11; when the tower foot needs to be overturned, the second motor 5 is started, the second motor 5 drives the semicircular fluted disc 4 to rotate through the first gear 6, so that the supporting frame 2 is driven to overturn through the horizontal rotating shaft 3, and then the tower foot is driven to overturn.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a column foot welding swivel work head, includes the support, its characterized in that: the upper end of support is provided with the carriage of upset, the upper end of carriage is provided with rotatory horizontal fluted disc, the upper end of horizontal fluted disc is provided with work piece fixture, work piece fixture includes the workstation, be provided with first motor drive's drive bevel gear in the workstation, the equipartition has the transmission lead screw in the workstation of drive bevel gear circumference, be provided with the driven bevel gear with drive bevel gear meshing on the transmission lead screw, be provided with the slip table on the transmission lead screw, the upper end of slip table is provided with perpendicular limiting plate, the top of erecting the limiting plate is provided with the last limiting plate of vertical lift, the upper end of workstation is provided with the spout that is convenient for erect the limiting plate and removes.

2. The turret foot welding rotary table of claim 1, wherein: the end part of the supporting frame is rotatably connected with the support through a horizontal rotating shaft, a vertical downward semicircular fluted disc is arranged on the first rotating shaft, a second motor is arranged on the support on the lower side of the semicircular fluted disc, and a first gear meshed with the semicircular fluted disc is arranged at the output end of the second motor.

3. A tower foot welding swivel work head according to claim 1 or 2, characterized in that: the supporting frame is connected with the horizontal fluted disc in a rotating mode through the vertical rotating shaft, the vertical rotating shaft and the horizontal fluted disc are arranged coaxially, the supporting frame is provided with a third motor, and the output end of the third motor is provided with a second gear meshed with the horizontal fluted disc.

4. The turret foot welding rotary table of claim 1, wherein: the upper end of the sliding table is provided with a travel switch, and the travel switch is positioned on one side of the vertical limiting plate close to the driving bevel gear.

5. The turret foot welding rotary table of claim 1, wherein: and cushion pads are arranged on the vertical limiting plate and one side of the upper limiting plate close to the driving bevel gear.