CN107414631A - Aperture aspherical robot eccentric planetary burnishing device - Google Patents
Aperture aspherical robot eccentric planetary burnishing device Download PDFInfo
- Publication number
- CN107414631A CN107414631A CN201710708784.7A CN201710708784A CN107414631A CN 107414631 A CN107414631 A CN 107414631A CN 201710708784 A CN201710708784 A CN 201710708784A CN 107414631 A CN107414631 A CN 107414631A
- Authority
- CN
- China
- Prior art keywords
- transmission mechanism
- belt wheel
- polishing
- big belt
- burnishing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses aperture aspherical robot eccentric planetary burnishing device, its primary structure is made up of eccentric planetary transmission mechanism and buff spindle assembly two parts.Eccentric planetary transmission mechanism realizes that burnishing device end performs revolution and autobiography moves simultaneously by same motor, wherein comprising epicyclic transmission mechanism and barycenter balanced controls, dynamic balance stability during mechanism operating can be achieved.Buff spindle assembly is made up of low friction cylinder, rotary ball spline and polishing hollow shaft, polishing fluid can be injected in polishing to polishing disk by polishing hollow shaft, so as to realize dynamic pressure, static pressure polishing, the buff spindle of pure rolling connected mode influenceed on Stress control by frictional force it is very low, so as to having very high control accuracy.
Description
Technical field
The invention belongs to precision optical machinery and optical manufacturing manufacturing field, is a kind of end for being directed to optimizing robot polishing
Device, the device are applied to the precise polished of aperture aspherical element.
Background technology
Astronomy and space exploration technology have extremely important effect, advanced optical instrument one to scientific technological advance
It is directly the key position for supporting its development.With development in science and technology, the requirement more and more higher to component, there is high-precision big mouth
Footpath aspherical optical element increasingly becomes essential element.Computer control surface forming technique, compared to traditional light
The ability of process technology, the both element with machining high-precision is learned, and can greatly improves processing efficiency, therefore becomes aspherical
The major way of Optical element manufacturing processing.The polishing tool of present form, use small abrasive nose polishing technology, its advantage is to throw more
Light precision is high, but shortcoming be it is complicated, it is inefficient.Burnishing device usually requires to realize three functions：Planetary motion, bias
Regulation and aligning pressue device.Traditional burnishing device, production technology fall behind, and efficiency is low, and human and material resources wastes serious.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided a kind of speed for improving polishing, pressure etc. are each
Item performance indications, polishing efficiency, tightness and service life are improved, while reduce the size and energy consumption of burnishing device
Aperture aspherical robot eccentric planetary burnishing device.
The present invention is to be achieved through the following technical solutions：
Aperture aspherical robot eccentric planetary burnishing device, including low rubbing cylinder, the low rubbing cylinder
Piston rod is sequentially connected transit joint, swivel joint and splined shaft, work of the described splined shaft in low rubbing cylinder from top to bottom
There is the vertical direction free degree, piston rod, transit joint, swivel joint and the flower of described low rubbing cylinder under the drive of stopper rod
Key axle is equipped with the hollow structure being mutually communicated, and all hollow structures form polishing fluid injection channel, in described spline
The lower end of axle is provided with polishing tool, and a servomotor is set with described low rubbing cylinder parallel interval, described servo
The output shaft of motor and the piston rod of cylinder are vertically set, output shaft and the decelerator phase of described servomotor
Even, described decelerator is fixed on housing, and the output shaft of described decelerator is connected with balancing weight, and described balancing weight is used for
The barycenter of single unit system is balanced to the axis of the output shaft of motor, gyroaxis is fixed with the bottom wall of described balancing weight
The active big belt wheel that the biasing of the output shaft of line and motor is set, protrudes above in the bottom wall of described active big belt wheel and is provided with actively
Belt shaft, described active big belt wheel, which is arranged on a centre, has left side and institute in the transmission mechanism fixed shell of cavity
The driving belt pulley shaft stated is rotatably connected in the groove opened up on transmission mechanism fixed shell bottom plate by bearing, and a cross is handed over
The top shoe of fork guide rail is fixed on the outer wall of described transmission mechanism fixed shell bottom plate, described right-angled intersection guide rail it is upper
The horizontal axis of sliding block and the axis of rotation of active big belt wheel are coplanar, described balancing weight, transmission mechanism fixed shell and ten
Word cross slideway is arranged in housing, and described low rubbing cylinder is fixed on the top plate on the right side of transmission mechanism fixed shell,
It is connected with driven small pulley on the splined shaft, described active big belt wheel is connected spline by belt with driven small pulley
Axle has rotary freedom.
The beneficial effects of the invention are as follows：Rotated using the spinning motion peace needed for the polishing of same motor control, significantly
Reduce polishing cost；The quality the best part of burnishing device is on motor shaft, therefore required counterweight substantially reduces,
So as to reduce the size and weight of burnishing device again；Using direct eccentric and right-angled intersection guide rail connected mode, one side
Integrally-built complexity is reduced, the accurate control to polishing disk on the other hand can be realized, so as to improve processing efficiency；
By architectural feature, make integral full-closed, eliminate influence of the polishing residue to burnishing device；Traditional buff spindle is changed to hollow
Formula, dynamic pressure, static pressure polishing can be realized simultaneously；End polishing part effectively can be entered using without friction cylinder to polishing disk
Row control.
Brief description of the drawings
Fig. 1 is the structural representation of the aperture aspherical robot eccentric planetary burnishing device of the present invention；
Fig. 2 is to the cross section structure diagram of cylinder side on the basis of the burnishing device shown in Fig. 1；
Fig. 3 is the left view sectional view of the structure shown in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail.
Referring to accompanying drawing, aperture aspherical robot eccentric planetary burnishing device of the invention, including the He of servomotor 1
The low rubbing cylinder 9 set with the described parallel interval of servomotor 1, the output shaft of described servomotor 1 and cylinder
Piston rod is vertically set, and described low rubbing cylinder is fixed on the top plate on the right side of transmission mechanism fixed shell 5, institute
The piston rod for the low rubbing cylinder stated passes through a transit joint and a swivel joint and spline axis connection, described splined shaft
8 use as buff spindle.Described splined shaft and spline mother is slidably connected, and the spline mother is fixed on transmission mechanism fixed shell
On 5, the transit joint is fixed in the piston-rod lower end of the low rubbing cylinder, and the swivel joint is rotatably connected on the mistake
The lower end of joint is crossed, driven small pulley 7-3 is connected with the splined shaft, polishing tool is installed in the lower end of splined shaft 8 (in figure
Shown in a).The output pressure of control low rubbing cylinder 9 can realize the accurate control to polishing disk pressure.From top to bottom successively
Piston rod, transit joint, swivel joint and the splined shaft of the low rubbing cylinder of connection are equipped with the hollow knot being mutually communicated
Structure, all hollow structures form polishing fluid injection channel, therefore polishing fluid can be injected by the polishing fluid injection channel and be thrown
CD, to realize that dynamic pressure polishes.Described splined shaft has vertical direction free under the drive of the piston rod of low rubbing cylinder
Degree, in said structure, low rubbing cylinder and its piston rod are not involved in spinning motion, realize that dynamic pressure is thrown using hollow structure
Light technique.
Described cylinder 9 and the structure of splined shaft 8 may refer to Publication No. CN204195436U, entitled " big
Structure disclosed in the aspherical robot planetary polishing device of bore ".
The output shaft of described servomotor 1 is connected with decelerator 2, and described decelerator is fixed on housing 3, described
The output shaft of decelerator 2 is connected with balancing weight 4, and described balancing weight 4 is used to balancing the barycenter of single unit system defeated to motor 1
On the axis of shaft, axis of rotation and the master of the output shaft biasing setting of motor 1 are fixed with the bottom wall of described balancing weight 4
Dynamic big belt wheel 7-1, protrudes above in described active big belt wheel 7-1 bottom wall and is provided with driving belt pulley shaft, the big band of described active
Wheel 7-1 is arranged on that a centre has left side in the transmission mechanism fixed shell 5 of cavity and described driving belt pulley shaft leads to
Cross bearing to be rotatably connected in the groove opened up on the bottom plate of transmission mechanism fixed shell 5, the top shoe of a right-angled intersection guide rail 6
It is fixed on the outer wall of the described bottom plate of transmission mechanism fixed shell 5, the trunnion axis of the top shoe of described right-angled intersection guide rail 6
The axis of rotation of line and active big belt wheel 7-1 is coplanar.Described balancing weight 4, transmission mechanism fixed shell 5 and right-angled intersection is led
Rail 6 is arranged in housing 3.Described active big belt wheel 7-1 is connected splined shaft by belt 7-2 with driven small pulley 7-3
With rotary freedom.
In order to adjust the rotating speed that active big belt wheel 7-1 is output to driven small pulley 7-3, can in active big belt wheel 7-1 and
One group of counter wheel group 7-4 is set in the transmission mechanism fixed shell 5 between driven small pulley 7-3, gone into two level belt wheel transmission.
Described counter wheel group 7-4 includes small pulley and the big belt wheel being coaxially disposed.Described active big belt wheel 7-1 by belt with
Counter wheel 7-4 small pulley is connected, and described counter wheel group 7-4 big belt wheel passes through belt and driven small pulley 7-3 phases
Even.
It is as follows using the course of work of the present apparatus：
Eccentric planet transmission mechanism：Motor 1 drives balancing weight 4 and active big belt wheel 7-1 rotations by decelerator 2, by
Eccentric connection between active big belt wheel 7-1 and balancing weight 4, active big belt wheel revolve round the sun around electrical axis and phoresied certainly
It is dynamic.On the one hand, active big belt wheel 7-1 spinning motion, the driven small pulley 7-3 in end is transferred to by V belt translation, drives end
Splined shaft 8 rotates；On the other hand, active big belt wheel 7-1 revolution motion, coupled transmission mechanism fixed shell 5 is made
Revolution motion is done around electrical axis, and transmission mechanism fixed shell 5 is decomposed by the constraint of right-angled intersection guide rail 6 by rotating
For orthogonal linear translation, so that the burnishing device for being fixed on the end of transmission mechanism fixed shell 5 is put down along assigned direction
It is dynamic.The motor connection component of centering type, using the planet device of servomotor driving decelerator connection, servomotor passes through rotating speed
Adjustment control, it is possible to achieve different shape and different desired removal function.When motor rotary motion, bias will be driven
Transmission mechanism fixed shell 5 does eccentric rotational motion, and now balancing weight 4 moves in a circle in eccentric offside simultaneously, so as to reduce
Burnishing device in the course of the work, the caused pressure influence due to centrifugal motion, reduces the vibratory impulse to burnishing device,
Improve the machining accuracy and control performance of burnishing device.
The spinning motion of servomotor 1 is transferred to the spline of the end of transmission mechanism fixed shell 5 by belt wheel transmission mechanism
Axle 8.The piston rod of cylinder 9 does not make spinning motion with splined shaft 8, makes have rotation and vertical side as the splined shaft 8 of buff spindle
To two frees degree.Piston rod on vertical direction with cylinder 9 is connected, so as to by controlling the output pressure of cylinder 9 real
Now to the accurate control of polishing disk pressure.Frictional force can be reduced to end burnishing device pressure using low rubbing cylinder and splined shaft
The influence of power conduction, while mechanism is obtained preferably sealing, and reduce the abrasion of cylinder, improve the service life of mechanism.
Buff spindle is designed as hollow structure, and the piston rod and splined shaft of cylinder are hollow structure, therefore be able to will be thrown in polishing
Light liquid injects burnishing device by splined shaft 8, so as to realize that dynamic pressure polishes.
Claims (2)
1. aperture aspherical robot eccentric planetary burnishing device, including low rubbing cylinder, the work of the low rubbing cylinder
Stopper rod is sequentially connected transit joint, swivel joint and splined shaft, piston of the described splined shaft in low rubbing cylinder from top to bottom
There is the vertical direction free degree, piston rod, transit joint, swivel joint and the spline of described low rubbing cylinder under the drive of bar
Axle is equipped with the hollow structure being mutually communicated, and all hollow structures form polishing fluid injection channel, in described splined shaft
Lower end polishing tool is installed, it is characterised in that：One servomotor is set with described low rubbing cylinder parallel interval, institute
The output shaft for the servomotor stated and the piston rod of cylinder are vertically set, the output shaft of described servomotor with
Decelerator is connected, and described decelerator is fixed on housing, and the output shaft of described decelerator is connected with balancing weight, and described matches somebody with somebody
Pouring weight is used to balance the barycenter of single unit system to the axis of the output shaft of motor, fixed on the bottom wall of described balancing weight
The active big belt wheel for having the biasing of the output shaft of axis of rotation and motor to set, protrudes above in the bottom wall of described active big belt wheel and sets
It is equipped with driving belt pulley shaft, described active big belt wheel, which is arranged on a centre, has a left side in the transmission mechanism fixed shell of cavity
Side and described driving belt pulley shaft is rotatably connected in the groove opened up on transmission mechanism fixed shell bottom plate by bearing, one
The top shoe of individual right-angled intersection guide rail is fixed on the outer wall of described transmission mechanism fixed shell bottom plate, described right-angled intersection
The horizontal axis of the top shoe of guide rail and the axis of rotation of active big belt wheel are coplanar, described balancing weight, transmission mechanism set casing
Body and right-angled intersection guide rail are arranged in housing, and described low rubbing cylinder is fixed on the top on the right side of transmission mechanism fixed shell
On plate, driven small pulley is connected with the splined shaft, described active big belt wheel is connected by belt with driven small pulley
So that splined shaft has rotary freedom.
2. aperture aspherical robot eccentric planetary burnishing device according to claim 1, it is characterised in that：In master
One group of counter wheel group is provided with dynamic transmission mechanism fixed shell between big belt wheel and driven small pulley, is gone into two level belt wheel
Transmission, described counter wheel group include the small pulley that is coaxially disposed and big belt wheel, described active big belt wheel by belt with
The small pulley of counter wheel is connected, and the big belt wheel of described counter wheel group is connected by belt with driven small pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708784.7A CN107414631B (en) | 2017-08-17 | 2017-08-17 | Aperture aspherical robot eccentric planetary burnishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708784.7A CN107414631B (en) | 2017-08-17 | 2017-08-17 | Aperture aspherical robot eccentric planetary burnishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107414631A true CN107414631A (en) | 2017-12-01 |
| CN107414631B CN107414631B (en) | 2019-04-05 |
Family
ID=60436987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710708784.7A Expired - Fee Related CN107414631B (en) | 2017-08-17 | 2017-08-17 | Aperture aspherical robot eccentric planetary burnishing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107414631B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581840A (en) * | 2018-06-19 | 2018-09-28 | 天津大学 | A kind of swing aligning structure for arc track feeding |
| CN108818217A (en) * | 2018-09-29 | 2018-11-16 | 浙江昀丰新材料科技股份有限公司 | A kind of polishing structure and polissoir |
| CN109605198A (en) * | 2018-11-30 | 2019-04-12 | 天津大学 | A kind of flexible polishing device for robot polishing |
| CN109664178A (en) * | 2018-12-14 | 2019-04-23 | 天津大学 | Change the polishing mechanism of eccentricity value and transmission ratio-variable by eccentric adjusting block |
| CN109719587A (en) * | 2018-12-14 | 2019-05-07 | 天津大学 | Change the polishing mechanism of eccentricity value and transmission ratio-variable by thread lead screw |
| CN110000682A (en) * | 2019-04-03 | 2019-07-12 | 中国科学院西安光学精密机械研究所 | A kind of single-drive planetary polishing device |
| CN110976188A (en) * | 2019-12-18 | 2020-04-10 | 安徽皓月电气有限公司 | Automatic gluing device for end part of capacitor shell |
| CN112775728A (en) * | 2021-01-13 | 2021-05-11 | 长光卫星技术有限公司 | Ultrasonic polishing device used in cooperation with robot |
| CN114552923A (en) * | 2022-04-22 | 2022-05-27 | 成都工业学院 | Dynamic balance correcting device for fan rotor |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581840B (en) * | 2018-06-19 | 2023-10-20 | 天津大学 | Swing aligning structure for feeding circular arc track |
| CN108581840A (en) * | 2018-06-19 | 2018-09-28 | 天津大学 | A kind of swing aligning structure for arc track feeding |
| CN108818217A (en) * | 2018-09-29 | 2018-11-16 | 浙江昀丰新材料科技股份有限公司 | A kind of polishing structure and polissoir |
| CN109605198B (en) * | 2018-11-30 | 2020-07-03 | 天津大学 | Flexible polishing device for robot polishing |
| CN109605198A (en) * | 2018-11-30 | 2019-04-12 | 天津大学 | A kind of flexible polishing device for robot polishing |
| CN109664178B (en) * | 2018-12-14 | 2020-10-16 | 天津大学 | Polishing mechanism with variable transmission ratio and eccentric value changed through eccentric adjusting block |
| CN109719587B (en) * | 2018-12-14 | 2020-07-28 | 天津大学 | Polishing mechanism with variable transmission ratio and eccentric value changed through threaded lead screw |
| CN109719587A (en) * | 2018-12-14 | 2019-05-07 | 天津大学 | Change the polishing mechanism of eccentricity value and transmission ratio-variable by thread lead screw |
| CN109664178A (en) * | 2018-12-14 | 2019-04-23 | 天津大学 | Change the polishing mechanism of eccentricity value and transmission ratio-variable by eccentric adjusting block |
| CN110000682A (en) * | 2019-04-03 | 2019-07-12 | 中国科学院西安光学精密机械研究所 | A kind of single-drive planetary polishing device |
| CN110000682B (en) * | 2019-04-03 | 2024-04-05 | 中国科学院西安光学精密机械研究所 | Single-transmission planetary polishing device |
| CN110976188A (en) * | 2019-12-18 | 2020-04-10 | 安徽皓月电气有限公司 | Automatic gluing device for end part of capacitor shell |
| CN112775728A (en) * | 2021-01-13 | 2021-05-11 | 长光卫星技术有限公司 | Ultrasonic polishing device used in cooperation with robot |
| CN114552923A (en) * | 2022-04-22 | 2022-05-27 | 成都工业学院 | Dynamic balance correcting device for fan rotor |
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Address after: 300350 District, Jinnan District, Tianjin Haihe Education Park, 135 beautiful road, Beiyang campus of Tianjin University Applicant after: Tianjin University Address before: 300072 Tianjin City, Nankai District Wei Jin Road No. 92 Applicant before: Tianjin University |
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Granted publication date: 20190405 Termination date: 20210817 |