Air bag polishing device based on robot

Abstract

The utility model discloses an air bag polishing device based on a robot. The air bag polishing device comprises a box body, a hollow motor, an air bag polishing head, a hollow flange shaft and a high-speed rotating joint, the air bag polishing head is fixedly connected with the hollow flange shaft through an ER collet and an ER nut, a working area of the hollow motor is connected with a flange plate on the hollow flange shaft through a screw, and the rotary connector is matched with the hollow flange shaft through threads and used for providing needed gas for the air bag polishing head. According to the air bag polishing device, free-form surface polishing can be carried out through the flexibility of a robot, compared with other air bag polishing devices, the hollow flange shaft directly serves as a rotating main shaft, energy loss can be reduced, the overall working efficiency is improved, meanwhile, the maintenance cost is reduced, and the service life is prolonged.

Description

Technical Field

[0001] This utility model relates to the field of airbag polishing equipment, specifically a robot-based airbag polishing device. Background Technology

[0002] Currently, optical surfaces, especially high-precision optical surfaces, are widely used in many fields, and polishing is a very important process in the manufacturing of optical surfaces. In order to improve the accuracy of optical surfaces, many processing methods have been innovated. Among them, airbag polishing can adapt to the complex shape of free-form surfaces and is a highly promising optical polishing method. Airbag polishing equipment is indispensable in the airbag polishing process.

[0003] A utility model patent with authorization announcement number CN 217475579 U provides an airbag polishing device whose power is transmitted by a pulley. Due to friction loss and sliding loss, the overall efficiency will be reduced. Due to the elasticity and sliding characteristics of the belt, the pulley transmission may lead to a reduction in transmission accuracy, affecting the accuracy of the equipment.

[0004] An invention patent with authorization announcement number CN 110919519 B provides a self-tilting airbag polishing processing device, whose power is transmitted by gears. The friction and meshing between gears will cause energy loss and reduce the overall transmission efficiency. At the same time, the impact generated when the gears mesh may cause vibration, affecting the stability and life of the equipment.

[0005] In summary, current airbag polishing devices always experience energy loss and vibration during power transmission, affecting the stability and accuracy of the equipment.

[0006] Therefore, this project designed an airbag polishing device with low energy loss, stable equipment, low cost, and easy maintenance. Summary of the Invention

[0007] The purpose of this invention is to provide an airbag polishing device with high processing efficiency, low energy loss, and stable and accurate equipment.

[0008] To achieve the above objectives, the technical solution provided by this utility model is as follows:

[0009] A robot-based airbag polishing device includes: a housing 10, a hollow motor 4, an airbag polishing head 9, a hollow flange shaft 5, and a high-speed rotary joint 1;

[0010] The airbag polishing head 9 is connected and fixed to the hollow flange shaft 5 via ER collet 7 and ER nut 8. The working area of ​​the hollow DC brushless motor is connected to the flange on the hollow flange shaft 5 by screws. The rotary joint is threaded into the hollow flange shaft 5 to provide the required gas to the airbag polishing head 9. The hollow motor 4 is fixed inside the housing 10, and the hollow flange shaft 5 is connected to the housing 10 by bearings.

[0011] The hollow flange shaft 5 is characterized in that it is engaged with the working area of ​​the hollow motor 4 through the flange and is driven by the hollow motor 4 to rotate. The upper shaft and the lower shaft of the hollow flange shaft 5 are respectively engaged with the housing 10 by bearings of different sizes.

[0012] Furthermore, the high-speed rotary joint 1 is threadedly engaged with the hollow flange shaft 5, and the air supply part of the high-speed rotary joint 1 is fixed to the through hole of the rotary joint cover 11 with screws. The rotary joint cover 11 is fixed to the housing 10. The high-speed rotary joint 1 is connected to an air pump that provides stable gas pressure to the airbag polishing head 9 through the hollow flange shaft 5.

[0013] Furthermore, the non-working area of ​​the hollow motor 4 is fixed inside the housing 10, and the working area cooperates with the flange of the hollow flange shaft 5 to provide rotational power to the flange shaft.

[0014] Furthermore, the airbag polishing head 9 is characterized by cooperating with the hollow flange shaft 5 using an ER collet 7 and an ER nut 8, and the hollow flange shaft 5 drives the airbag polishing head 9 to perform rotary polishing work.

[0015] Furthermore, the gasket 2 is fixed to the housing 10 and placed inside the rotary joint cover 11 and above the small bearing to provide a fixing function.

[0016] Furthermore, the power supply 13 and potentiometer 14 are connected to the drive 12 circuit, the drive 12 is connected to the hollow motor 4 circuit, and the potentiometer 14 controls the speed of the hollow motor 4 by adjusting the resistance.

[0017] Furthermore, the feature is that the fixing module 105 on the housing 10 can be connected to the end of the robot, allowing the robot to flexibly control the airbag polishing device.

[0018] This utility model has the following advantages:

[0019] Compared with the prior art, the airbag polishing device provided by this utility model uses the hollow flange shaft 5 as the rotating main shaft, directly connecting the hollow motor 4 and the airbag polishing head 9, which increases the working efficiency of the motor, reduces energy loss, has a faster response time, and can achieve more precise position and speed control. The device operates smoothly as a whole, with greatly reduced noise and vibration, and has low maintenance costs, fewer failure points, and high reliability. Attached Figure Description

[0020] Figure 1 This is a structural diagram of the present invention.

[0021] Figure 2 This is a structural diagram of the shaft of this utility model.

[0022] Figure 3 This is a cross-sectional view of the shaft of this utility model.

[0023] Figure 4 This is a schematic diagram of the flange shaft of this utility model.

[0024] Explanation of reference numerals in the attached diagram: 1-High-speed rotary joint; 2-Gasket; 3-Bearing 1; 4-Hollow motor; 5-Hollow flange shaft; 6-Bearing 2; 7-ER collet; 8-ER nut; 9-Airbag polishing head; 10-Box body; 101-Upper box body; 102-Lower box body; 103-Left box body; 104-Right box body; 105-Fixing module; 11-Rotary joint cover; 12-Driver; 13-Power supply; 14-Polypotentiometer. Detailed Implementation

[0025] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0026] like Figures 1 to 4 The image shows a preferred embodiment of the present invention. The robot-based airbag polishing device includes: a housing 10, a hollow motor 4, an airbag polishing head 9, a hollow flange shaft 55, and a high-speed rotary joint 1;

[0027] The airbag polishing head 9 is connected and fixed to the hollow flange shaft 5 via ER collet 7 and ER nut 8. The working area of ​​the hollow DC brushless motor is connected to the flange on the hollow flange shaft 5 by screws. The rotary joint is threaded into the hollow flange shaft 5 to provide the required gas to the airbag polishing head 9. The hollow motor 4 is fixed inside the housing 10, and the hollow flange shaft 5 is connected to the housing 10 by bearings.

[0028] The hollow flange shaft 5 is characterized in that it is engaged with the working area of ​​the hollow motor 4 through the flange and is driven by the hollow motor 4 to rotate. The upper shaft and the lower shaft of the hollow flange shaft 5 are engaged with the housing 10 by bearings of different sizes, bearing 3 and bearing 6 respectively.

[0029] The high-speed rotary joint 1 is threaded into the hollow flange shaft 5. The air supply part of the high-speed rotary joint 1 is fixed to the through hole of the rotary joint cover 11 with screws. The rotary joint cover 11 is fixed to the housing 10. The high-speed rotary joint 1 is connected to an air pump, which provides a stable gas pressure to the airbag polishing head 9 through the hollow flange shaft 5.

[0030] The non-working area of ​​the hollow motor 4 is fixed inside the housing 10, while the working area cooperates with the flange of the hollow flange shaft 5 to provide rotational power to the flange shaft.

[0031] The airbag polishing head 9 is engaged with the hollow flange shaft 5 using an ER collet 7 and an ER nut 8. The hollow flange shaft 5 drives the airbag polishing head 9 to perform rotary polishing.

[0032] The gasket 2 is fixed on the housing 10 and placed inside the rotary joint cover 11 and above the small bearing to provide a fixing function.

[0033] The power supply 13 and potentiometer 14 are connected to the drive 12 circuit, and the drive 12 is connected to the hollow motor 4 circuit. The potentiometer 14 controls the speed of the hollow motor 4 by adjusting the resistance.

[0034] The fixing module 105 on the housing 10 can be connected to the end of the robot, allowing the robot to flexibly control the airbag polishing device.

[0035] Based on the above assembly relationship, when this utility model is working, the power supply 13 cooperates with the drive 12 to make the hollow motor 4 run, the potentiometer 14 controls the speed of the hollow motor 4, the hollow motor 4 drives the flange shaft to rotate, thereby making the airbag polishing head 9 work. The air pump is connected to the air inlet of the high-speed rotary joint 1 through the air pipe, and the airbag polishing head 9 is supplied with gas through the hollow flange shaft 5 to maintain the internal air pressure of the airbag polishing head 9 stable when it is working. Through the flexible control of the robot, the polishing work of the optical free area surface is realized.

Claims

1. A robot-based airbag polishing apparatus, comprising: Box (10), hollow motor (4), air bag polishing head (9), hollow flange shaft (5), high-speed rotary joint (1), gasket (2), power supply (13), potentiometer (14); Its characterized in that, the air bag polishing head (9) is connected and fixed with the hollow flange shaft (5) through the ER collet (7) and the ER nut (8), the working area of the hollow motor (4) is connected with the flange plate on the hollow flange shaft (5) through the screw, the rotary joint is matched with the hollow flange shaft (5) through the thread, and the air bag polishing head (9) is provided with the required gas; wherein the hollow motor (4) is fixed in the box (10), and the hollow flange shaft (5) is matched with the box (10) through the bearing.

2. The air bag polishing device according to claim 1, characterized by The hollow flange shaft (5) is matched with the working area of the hollow motor (4) through the flange plate, and is driven (12) to rotate by the hollow motor (4), and the upper shaft of the hollow flange shaft (5) and the lower shaft of the hollow flange shaft (5) are matched with the box (10) by bearings suitable for the sizes of the upper and lower shafts.

3. The air bag polishing device according to claim 1, wherein The high-speed rotary joint (1) is matched with the hollow flange shaft (5) through the thread, the gas supply part of the high-speed rotary joint (1) is fixed with the through hole of the rotary joint cover (11) through the screw, the rotary joint cover (11) is fixed on the box (10), and the high-speed rotary joint (1) is connected with the air pump to provide stable gas pressure for the air bag polishing head (9) through the hollow flange shaft (5).

4. The air bag polishing device according to claim 1, characterized by The non-working area of the hollow motor (4) is fixed in the box (10), and the working area is matched with the flange plate of the hollow flange shaft (5) to provide rotating power for the flange shaft.

5. The air bag polishing device according to claim 1, wherein The air bag polishing head (9) is matched with the hollow flange shaft (5) through the ER collet (7) and the ER nut (8), and the air bag polishing head (9) is driven to rotate and polish by the hollow flange shaft (5).

6. The air bag polishing device according to claim 1, wherein The gasket (2) is fixed on the box (10) and placed in the rotary joint cover (11) and above the small bearing to play a fixing role.

7. The air bag polishing device according to claim 1, wherein The power supply (13) and the potentiometer (14) are connected with the driving circuit (12), the driving circuit (12) is connected with the hollow motor (4), and the potentiometer (14) controls the rotating speed of the hollow motor (4) by adjusting the resistance.

8. The air bag polishing device according to claim 1, wherein The fixed module (105) on the box (10) can be connected with the end of the robot, and the air bag polishing device is flexibly controlled by the robot.

Images