CN216541644U

CN216541644U - Automatic welding and clamping device for crane brake base

Info

Publication number: CN216541644U
Application number: CN202220619744.1U
Authority: CN
Inventors: 李静宇; 刘浩东; 吴庆富; 王亚峰; 刘宗元; 范一帆; 孙宇航
Original assignee: Henan Weihua Heavy Machinery Co Ltd
Current assignee: Henan Weihua Heavy Machinery Co Ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-05-17
Anticipated expiration: 2032-03-22

Abstract

An automatic welding and clamping device for a crane brake base relates to the technical field of crane brake welding, and comprises a workbench, a mounting seat, a positioning pin and a pressing device; the bottom of the workbench surface is provided with a mounting seat for correspondingly connecting the workbench and the positioner, the top of the workbench surface is provided with a positioning pin for positioning the brake base, and two sides corresponding to the brake base are provided with pressing devices; the pressing device comprises a guide pillar, a pressing plate and a cam, the guide pillar is correspondingly and vertically connected with the table surface of the workbench, the surface of the pressing plate is provided with a through hole which is movably sleeved corresponding to the guide pillar, the top of the guide pillar is rotatably connected with the cam for pressing the pressing plate downwards, and one side of the cam is provided with a handle; according to the utility model, the pressing plate is pressed down through the cam, the brake base is pressed through the pressing plate, and the cam can be driven to rotate reversely through the handle after welding operation is completed, so that the brake base is unlocked.

Description

Automatic welding and clamping device for crane brake base

Technical Field

The utility model relates to the technical field of welding of crane brakes, in particular to an automatic welding and clamping device for a crane brake base.

Background

In recent years, with the automatic upgrading and modification of manufacturing workshops and the continuous improvement of product quality requirements, the application of welding robots is more popularized; a special auxiliary device is used as an important auxiliary means in robot welding and gradually applied and paid attention to, such as a positioner; the brake base is used as an important part of the crane, the welding precision and the welding efficiency are improved, and the continuous improvement and the improvement of the product quality are facilitated; the brake base needs to be positioned on the positioner through a welding tool during welding, the existing welding tool mostly locks the brake base through a bolt, the bolt needs to be frequently disassembled by an operator, the use is extremely inconvenient, the bolt or a screw hole is easy to have a wire slipping phenomenon after the bolt or the screw hole is used for a period of time, and the whole welding tool is scrapped if the screw hole slips; such a phenomenon is a problem to be solved by those skilled in the art.

Disclosure of Invention

The utility model discloses an automatic welding and clamping device for a crane brake base, aiming at overcoming the defects that the conventional welding tool locks the brake base through a bolt, an operator needs to frequently disassemble the bolt, the use is extremely inconvenient, the bolt or a screw hole is easy to generate a wire slipping phenomenon after the conventional welding tool is used for a period of time, and the whole welding tool is scrapped if the screw hole slips.

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

an automatic welding and clamping device for a crane brake base comprises a workbench, a mounting seat, a positioning pin and a pressing device; the bottom of the workbench top is provided with a mounting seat used for correspondingly connecting the workbench and the positioner, the top of the workbench top is provided with a positioning pin used for positioning the brake base, and two sides corresponding to the brake base are provided with a pressing device; the pressing device comprises a guide pillar, a pressing plate and a cam, the guide pillar is vertically connected with the workbench surface correspondingly, a through hole which is movably sleeved with the guide pillar correspondingly is formed in the pressing plate surface, the top of the guide pillar is rotatably connected with the cam used for pressing the pressing plate downwards, and a handle is arranged on one side of the cam.

Preferably, the bottom of the guide post is rotatably connected with a turntable, and the turntable is correspondingly connected with the table top of the workbench.

Preferably, the workbench surface is provided with a dovetail groove with the length direction axis parallel to the length direction axis of the brake base correspondingly, and the bottom of the rotary table is provided with a slide block in sliding fit with the dovetail groove correspondingly.

Preferably, the guide post is sleeved with a spring corresponding to the shaft body between the pressing plate and the rotary table.

Preferably, the two ends of the pressure plate are vertically threaded with adjusting studs.

Preferably, the bottom of the adjusting stud is rotatably connected with a pressure plate.

Preferably, the handle is movably inserted with the cam.

Preferably, the four corner ends of the table top of the working table are provided with hanging rings.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

the automatic welding and clamping device for the crane brake base, disclosed by the utility model, is simple in structure and lower in production cost; the two sides of the workbench surface, which correspond to the brake base, are respectively provided with the pressing devices, when the brake device is used, the cam can be driven by the handle to rotate, so that the cam wheel can press the pressing plate downwards, the brake base is pressed by the pressing plate, and the cam can be driven by the handle to rotate reversely after welding operation is finished, so that the brake base is unlocked, and the brake device has the advantages of simple structure, convenience and quickness in use and long service life; the bottom of the guide post is rotatably connected with a rotary table, the rotary table is correspondingly connected with the workbench surface, the guide post can be rotated through a handle after the brake base is unlocked, the pressing plate is further driven to rotate, the pressing plate is separated from shielding the brake base, and an operator can take down the brake base conveniently.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a pressing device;

FIG. 3 is another schematic view of the pressing device;

fig. 4 is a schematic structural diagram of the workbench.

In the figure: 1. a work table; 2. a mounting seat; 3. positioning pins; 4. a pressing device; 4-1, guide posts; 4-2, pressing a plate; 4-3, a cam; 4-4, a handle; 4-5, a turntable; 4-6, a sliding block; 4-7, a spring; 4-8, adjusting the stud; 4-9, pressing a plate; 5. a dovetail groove; 6. a lifting ring.

Detailed Description

The present invention will be explained in detail by the following embodiments, and the purpose of disclosing the utility model is to protect all technical improvements within the scope of the present invention, in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present application, and it is convenient to describe the present invention, and it is not intended to indicate or imply that the referred device or element must have a specific orientation.

With reference to the attached drawings 1-4, the automatic welding and clamping device for the crane brake base comprises a workbench 1, a mounting seat 2, a positioning pin 3 and a pressing device 4; the automatic welding machine is characterized in that a mounting seat 2 used for enabling the workbench 1 to be correspondingly connected with the positioner is arranged at the bottom of the table top of the workbench 1, a positioning pin 3 used for positioning a brake base is arranged at the top of the table top of the workbench 1, pressing devices 4 are arranged on two sides corresponding to the brake bases, a plurality of brake bases can be arranged on the table top of the workbench 1 at intervals, the positions of the brake bases are positioned through the positioning pin 3, the brake bases are pressed through the pressing devices 4 to prevent the brake bases from falling off accidentally, the workbench 1 is mounted on the positioner through the mounting seat 2, the workbench 1 is driven to move through the positioner, the brake bases are driven to move, and automatic welding operation is carried out through cooperation with a welding robot; according to the requirement, the lifting rings 6 are arranged at the four corner ends of the table top of the workbench 1, so that the workbench 1 can be moved through lifting equipment, and the assembly operation of the workbench 1 and the positioner is facilitated;

the pressing device 4 comprises a guide post 4-1, a pressing plate 4-2 and a cam 4-3, the guide post 4-1 is vertically connected with the table top of the workbench 1 correspondingly, the surface of the pressing plate 4-2 is provided with a through hole which is movably sleeved corresponding to the guide post 4-1, the top of the guide post 4-1 is rotatably connected with the cam 4-3 for pressing the pressing plate 4-2 downwards, one side of the cam 4-3 is provided with a handle 4-4, even if the pressing device is used, the cam 4-3 is driven by the handle 4-4 to rotate, the cam 4-3 is made to be round and press the pressing plate 4-2 downwards, so that the brake base is pressed by the pressing plate 4-2, and the cam 4-3 can be driven by the handle 4-4 to rotate reversely after welding operation is finished, so that the brake base is unlocked, the structure is simple, and the use is convenient and rapid, the service life is long; according to the requirement, the bottom of the guide post 4-1 is rotatably connected with a rotary table 4-5, the rotary table 4-5 is correspondingly connected with the table surface of the workbench 1, namely the guide post 4-1 can be rotated through the handle 4-4 after the brake base is unlocked, and then the pressing plate 4-2 is driven to rotate, so that the pressing plate 4-2 is separated from shielding the brake base, and an operator can take down the brake base conveniently;

in addition, the table top of the workbench 1 is provided with a dovetail groove 5 of which the length direction axis is correspondingly parallel to the length direction axis of the brake base, and the bottom of the rotary table 4-5 is provided with a slide block 4-6 which is correspondingly matched with the dovetail groove 5 in a sliding way, so that the position of the pressing device 4 can be adjusted along the dovetail groove 5 as required, the universality is improved, and the production cost is reduced; a spring 4-7 is sleeved on the shaft body of the guide post 4-1 corresponding to the position between the pressing plate 4-2 and the rotary table 4-5, namely the pressing plate 4-2 can move upwards under the action of the spring 4-7 when the brake base is unlocked, and automatically separates from the pressing plate 4-2; the two ends of the pressure plate 4-2 are vertically connected with adjusting studs 4-8, so that the height of the adjusting studs 4-8 can be adjusted according to the thickness of the plate surface of the brake base, and the brake base can be pressed; the bottoms of the adjusting studs 4-8 are rotatably connected with pressure plates 4-9, so that indentation of the adjusting studs 4-8 on a brake base can be avoided, and the heights of the adjusting studs 4-8 can be conveniently adjusted according to needs; the handle 4-4 is movably inserted with the cam 4-3, namely the handle 4-4 can be detached during welding operation, so that the interference influence on a welding gun of the welding robot is avoided.

When the automatic welding and clamping device for the brake base of the crane is implemented, a plurality of brake bases are arranged on the table top of a workbench 1 at intervals, the positions of the brake bases are positioned through positioning pins 3, and a cam 4-3 is driven to rotate through a handle 4-4, so that the cam 4-3 rotates to press a pressing plate 4-2 downwards, and the brake bases are pressed through the pressing plate 4-2; the workbench 1 is installed on the positioner through the installation seat 2, the positioner drives the workbench 1 to move, the brake base is further driven to move, automatic welding operation is carried out by matching with a welding robot, and the cam 4-3 can be driven to rotate reversely through the handle 4-4 after the welding operation is finished, so that the brake base is unlocked.

The utility model is not described in detail in the prior art, and it is apparent to a person skilled in the art that the utility model is not limited to details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency are intended to be embraced therein.

Claims

1. The utility model provides a hoist stopper base automatic weld clamping device which characterized by: comprises a workbench (1), a mounting seat (2), a positioning pin (3) and a pressing device (4); the bottom of the table top of the workbench (1) is provided with a mounting seat (2) for correspondingly connecting the workbench (1) with the positioner, the top of the table top of the workbench (1) is provided with a positioning pin (3) for positioning a brake base, and two sides corresponding to the brake base are provided with a pressing device (4); the pressing device (4) comprises a guide pillar (4-1), a pressing plate (4-2) and a cam (4-3), the guide pillar (4-1) is correspondingly and vertically connected with the table top of the workbench (1), a through hole which is movably sleeved with the guide pillar (4-1) is formed in the plate surface of the pressing plate (4-2), the cam (4-3) used for pressing the pressing plate (4-2) downwards is rotatably connected to the top of the guide pillar (4-1), and a handle (4-4) is arranged on one side of the cam (4-3).

2. The automatic welding and clamping device for the brake base of the crane as claimed in claim 1, which is characterized in that: the bottom of the guide post (4-1) is rotatably connected with a rotary table (4-5), and the rotary table (4-5) is correspondingly connected with the table surface of the workbench (1).

3. The automatic welding and clamping device for the crane brake base as claimed in claim 2, which is characterized in that: the table top of the workbench (1) is provided with a dovetail groove (5) with the length direction axis being parallel to the length direction axis of the brake base correspondingly, and the bottom of the rotary table (4-5) is provided with a slide block (4-6) which is in sliding fit with the dovetail groove (5) correspondingly.

4. The automatic welding and clamping device for the crane brake base as claimed in claim 2, which is characterized in that: the guide post (4-1) is sleeved with a spring (4-7) corresponding to the shaft body between the pressing plate (4-2) and the rotary table (4-5).

5. The automatic welding and clamping device for the brake base of the crane as claimed in claim 1, which is characterized in that: and adjusting studs (4-8) are vertically screwed at both ends of the pressure plate (4-2).

6. The automatic welding and clamping device for the crane brake base as claimed in claim 5, which is characterized in that: the bottom of the adjusting stud (4-8) is rotatably connected with a pressure plate (4-9).

7. The automatic welding and clamping device for the brake base of the crane as claimed in claim 1, which is characterized in that: the handle (4-4) is movably inserted with the cam (4-3).

8. The automatic welding and clamping device for the brake base of the crane as claimed in claim 1, which is characterized in that: and hanging rings (6) are arranged at four corner ends of the table top of the workbench (1).