CN212947066U

CN212947066U - Polishing device

Info

Publication number: CN212947066U
Application number: CN202021362644.2U
Authority: CN
Inventors: 邢丹
Original assignee: Gu'an Yue Sheng Automation Equipment Co ltd
Current assignee: Gu'an Yue Sheng Automation Equipment Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-04-13
Anticipated expiration: 2030-07-13

Abstract

The application provides a polishing device which comprises a frame body and a detection assembly; the frame body is connected with a polishing assembly through a first floating cylinder; the grinding assembly comprises a working wheel; the detection assembly comprises a driving wheel coaxial with the working wheel; the outer diameter of the driving wheel is not less than that of the working wheel. According to the technical scheme provided by the embodiment of the application, the first floating cylinder is connected with the working wheel and the frame body, so that the welding seam of the workpiece can be flexibly polished, and the abrasion damage to the surface of the workpiece caused by excessive force is avoided; the height of polishing of the welding seam can be detected by the driving wheel coaxial with the working wheel, the driving wheels with different diameters can be selected according to different polishing heights, the radius difference between the driving wheel and the working wheel is a set value of the polishing height, after the driving wheel is polished to a specified height, the driving wheel is in contact with a workpiece to rotate, and the driving wheel is transmitted to the robot after corresponding signal conversion, so that the polishing height of the welding seam is identified.

Description

Polishing device

Technical Field

The application relates to the technical field of grinding, in particular to a grinding device.

Background

The polishing and polishing technology is one of the main technical fields related to the current high-precision mechanical equipment, the optical field and the like, a large amount of dust can be generated in the polishing process, the field environment is severe, the health of workers is influenced, multi-station segmented execution exists in polishing and polishing, the consistency of product processing cannot be kept, and the manual polishing efficiency is low.

At present, polishing work is mostly performed by a robot, the robot polishing is not influenced by the field environment, and the processing precision is high; however, the robot polishing requires high accuracy for mounting a workpiece, cannot automatically recognize the polishing height, and is likely to scratch the surface of the workpiece.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a grinding device.

The application provides a polishing device which comprises a frame body and a detection assembly; the frame body is connected with a polishing assembly through a first floating cylinder; the grinding assembly comprises a working wheel; the detection assembly comprises a driving wheel coaxial with the working wheel; the outer diameter of the driving wheel is not less than that of the working wheel.

Further, the device also comprises an encoder; the encoder is connected with the driving wheel through a synchronous belt and used for converting the angular displacement into an electric signal which can be identified by the robot.

Further, the device also comprises a driving motor; the driving motor is fixedly arranged at one end of the frame body, which is far away from the polishing assembly; the working wheel is connected with the driving motor through an abrasive belt.

Further, the device also comprises a tensioning assembly; the tensioning assembly comprises a tensioning wheel for supporting the abrasive belt; the tensioning wheel is connected with the frame body through a tensioning cylinder.

Further, the device also comprises an angle adjuster; the tensioning wheel is rotatably arranged on the bracket; the bracket comprises a mounting rod vertical to the axial direction of the tension wheel; the mounting rod is rotatably mounted on the angle adjuster; a worm is arranged in the angle adjuster along the direction vertical to the mounting rod; the mounting rod is provided with a corresponding worm wheel corresponding to the worm.

Furthermore, one end of the worm is provided with a coaxial butt joint hole; a key groove is arranged in the butt joint hole; the angle regulator is provided with corresponding through holes corresponding to the butt joint holes.

Further, the device also comprises a second floating cylinder; one end of the frame body close to the polishing assembly is hinged to the mounting seat; the second floating cylinder is hinged at one end of the frame body far away from the polishing assembly, and the piston rod is hinged on the mounting seat.

The application has the advantages and positive effects that:

according to the technical scheme, the working wheel and the frame body are connected through the first floating cylinder, so that the welding seam of the workpiece can be flexibly polished, and the abrasion damage to the surface of the workpiece caused by excessive force is avoided; the height of polishing of the welding seam can be detected by the driving wheel coaxial with the working wheel, the driving wheels with different diameters can be selected according to different polishing heights, the radius difference between the driving wheel and the working wheel is a set value of the polishing height, after the driving wheel is polished to a specified height, the driving wheel is in contact with a workpiece to rotate, and the driving wheel is transmitted to the robot after corresponding signal conversion, so that the polishing height of the welding seam is identified.

Drawings

Fig. 1 is a schematic structural diagram of a polishing device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a grinding assembly of the grinding device provided in the embodiment of the present application;

fig. 3 is a schematic structural diagram of a tensioning assembly of the polishing device provided by the embodiment of the application.

The text labels in the figures are represented as: 100-frame body; 110-a first floating cylinder; 120-a second floating cylinder; 130-a mount; 200-a running wheel; 210-abrasive belt; 300-a transmission wheel; 310-an encoder; 400-driving the motor; 500-a tension wheel; 510-a tensioning cylinder; 520-an angle adjuster; 521-a through hole; 530-mounting the pole.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Referring to fig. 1 and 2, the present embodiment provides a polishing apparatus, including a frame 100; a first outward telescopic floating cylinder 110 is fixedly installed at one end of the frame body 100, the first floating cylinder 110 is a double-rod cylinder, an installation plate is vertically installed on a piston rod, and a working wheel 200 is installed on the installation plate through a pair of parallel installation arms; the working wheel 200 is rotatably mounted between the two mounting arms at one end remote from the mounting plate; the outer sides of the two mounting arms are respectively provided with a driving wheel 300 which is coaxial with the working wheel 200; the transmission wheel 300 is connected with an encoder 310 through a synchronous belt; the encoder 310 is fixedly mounted on the mounting plate. The transmission wheel 300 starts to rotate after contacting with a workpiece, the encoder 310 is driven through the synchronous belt, the angular displacement is converted into an electric signal which can be recognized by the robot through the encoder 310, the robot stops polishing the path after receiving the signal, and therefore the polishing height of the welding seam is recognized.

In a preferred embodiment, a driving motor 400 is disposed at one end of the frame body 100 away from the grinding assembly, and the working wheel 200 is connected with the driving motor 400 through a belt 210; the output shaft of the driving motor 400 is provided with a corresponding pulley corresponding to the abrasive belt 210.

In a preferred embodiment, the frame 100 is further provided with a tension assembly; the tensioning assembly comprises a lifting tensioning wheel 500, and the tensioning wheel 500 is matched with the working wheel 200 and the belt wheel in a lifting mode to support the abrasive belt 210 at three points, so that the tightness state of the abrasive belt is adjusted.

Referring further to fig. 3, in a preferred embodiment, the tension pulley 500 is rotatably mounted on a bracket, the bracket includes a U-shaped frame for mounting the tension pulley 500 and a mounting bar 530 perpendicular to the axial direction of the tension pulley 500, the mounting bar 530 is integrally formed with the U-shaped frame and is rotatably mounted on the angle adjuster 520.

In a preferred embodiment, the angle adjuster 520 is installed on the frame body 100 in a lifting manner through a tensioning cylinder 510, the tensioning cylinder 510 is a double-rod cylinder fixedly installed on the frame body 100, and a connecting seat for installing the angle adjuster 520 is fixedly installed on a cylinder rod; the angle adjuster 520 is fixedly installed on the connection seat.

In a preferred embodiment, a worm is disposed inside the angle adjuster 520 in a direction perpendicular to the mounting rod 530, and a corresponding worm wheel is disposed on the mounting rod 530 corresponding to the worm, so that the mounting rod 530 can be rotated around the axis by rotating the worm, thereby adjusting the angle of the tension pulley 500 and correcting the deviation of the abrasive belt 210.

In a preferred embodiment, a coaxial butt hole is formed in one end of the worm, a key slot is formed in the butt hole, a corresponding through hole 521 is formed in the shell of the angle adjuster 520 corresponding to the butt hole, when the abrasive belt 210 needs to be corrected, the rotating shaft can be manually inserted into the through hole to be in butt joint with the worm, and the angle of the tension pulley 500 can be adjusted by rotating the rotating shaft after the butt joint.

In a preferred embodiment, one end of the frame body 100 close to the working wheel 200 is hinged on the mounting seat 130, and the other end far away from the working wheel 200 is connected with the mounting seat 130 through the second floating cylinder 120; the second floating cylinder 120 is hinged on the frame body 100, and the piston rod is hinged on the mounting seat 130; the mount 130 is used for docking with the robot.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.

Claims

1. A polishing device is characterized by comprising a frame body (100) and a detection assembly; the frame body (100) is connected with a grinding assembly through a first floating cylinder (110); the grinding assembly comprises a working wheel (200); the detection assembly comprises a transmission wheel (300) coaxial with the running wheel (200); the outer diameter of the driving wheel (300) is not less than that of the working wheel (200).

2. The sharpening device as recited in claim 1, further comprising an encoder (310); the encoder (310) is connected with the driving wheel (300) through a synchronous belt and used for converting the angular displacement into an electric signal which can be identified by the robot.

3. The sharpening device as recited in claim 1, further comprising a drive motor (400); the driving motor (400) is fixedly arranged at one end of the frame body (100) far away from the grinding assembly; the working wheel (200) is connected with the driving motor (400) through a sand belt (210).

4. The abrading device of claim 3, further comprising a tensioning assembly; the tensioning assembly comprises a tensioning wheel (500) for supporting the sanding belt (210); the tensioning wheel (500) is connected with the frame body (100) through a tensioning cylinder (510).

5. The sharpening device as recited in claim 4, further comprising an angle adjuster (520); the tensioning wheel (500) is rotatably arranged on the bracket; the bracket comprises a mounting rod (530) perpendicular to the axial direction of the tension wheel (500); the mounting rod (530) is rotatably mounted on the angle adjuster (520); a worm is arranged inside the angle adjuster (520) along a direction perpendicular to the mounting rod (530); and a corresponding worm wheel is arranged on the mounting rod (530) corresponding to the worm.

6. A sanding device as defined in claim 5, wherein the worm screw is provided with a coaxial docking aperture at one end; a key groove is arranged in the butt joint hole; the angle regulator (520) is provided with a corresponding through hole (521) corresponding to the butt joint hole.

7. The sharpening device as recited in claim 1, further comprising a second floating cylinder (120); one end of the frame body (100) close to the grinding assembly is hinged to the mounting seat (130); the second floating cylinder (120) is hinged to one end, far away from the grinding assembly, of the frame body (100), and a piston rod is hinged to the mounting seat (130).