CN2912911Y - Five-shaft polisher - Google Patents
Five-shaft polisher Download PDFInfo
- Publication number
- CN2912911Y CN2912911Y CN 200620112697 CN200620112697U CN2912911Y CN 2912911 Y CN2912911 Y CN 2912911Y CN 200620112697 CN200620112697 CN 200620112697 CN 200620112697 U CN200620112697 U CN 200620112697U CN 2912911 Y CN2912911 Y CN 2912911Y
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- polishing
- shaft
- rubbing head
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- pressure control
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model provides a five-shaft polisher which includes a five-shaft linkage main frame and a numerical control part. A polishing main shaft with a polishing clamp is arranged on the main frame; the polishing head is arranged on the polishing head clamp; the polishing main shaft is provided with a hollow internal chamber and a pneumatic pressure control device and includes an air pressure control servo motor in turn arranged on the hollow internal chamber of the polishing head main shaft, a spiral rolling bar connected with the output shaft of the servo motor by ball nut, a piston connected with the spiral rolling bar, a gas cylinder connected with the external air pressure station by a control valve and a pressure membrane which is arranged at one end of the gas cylinder and connected with the polishing head. The five-shaft polisher can fast polish the optical surfaces of non-spherical surface and free surface, corrects the error of the eyeglass shape to improve the precision of the products and shortens the processing time to largely improve the processing efficiency.
Description
Technical field
The utility model relates to a kind of polishing machine, particularly a kind of five polishing machines that comprise the Pneumatic pressure control device.
Background technology
Along with the raising that Performance of Optical System is required, also more and more higher to the required precision of aspherical optical element.After aspherical optical element machine-shaping, also to grind and polish to guarantee precision.
In the existing polishing technology, the method that is used as aspheric surface polishing has a lot, comprises electrobrightening, fluid polishing, chemical polishing, ultrasonic polishing and magnetic polishing light etc.Electrobrightening is to lean on the optionally small projection in dissolved material surface, makes smooth surface.Fluid polishing is to rely on swiftly flowing liquid and the abrasive particle that carries washes away surface of the work to reach the purpose of polishing, and common have abrasive jet processing, fluid spray processing, fluid dynamic grinding etc.Chemical polishing is that workpiece is put into chemical mediator, the recessed part optimum solvation of part that allows the workpiece material surface microscopic protrude, thus obtain level and smooth surface.Ultrasonic polishing is that workpiece is put into abrasive suspension and placed ultrasound field together, relies on hyperacoustic oscillation action, makes abrasive material at the surface of the work grinding-polishing.Magnetic polishing light then is to utilize magnetic abrasive to form abrasive brush under the effect of magnetic field, to the workpiece grinding.
Processing for aspherical optical element can be described as mirror finish, and surface smoothness, smoothness and geometric accuracy are had very high requirement.Because methods such as electrobrightening, fluid polishing are difficult to the accurately geometric accuracy of control part, and the surface quality that methods such as chemical polishing or magnetic polishing light realize all can not reach requirement, so the mode that accurate mirror finish is generally thrown based on super lappingout.
Five polishing machines are to rely on the plastic deformation of material surface to remove the projection after the polishing and obtain smooth surface, belong to a kind of of super lappingout throwing.Five polishing machines adopt special grinding tool, and in containing the polishing liquid of abrasive material, grinding tool is pressed on the workpiece machining surface, makes high speed rotary motion.Utilize this technology can reach very high surface accuracy, so five polishing machines are all adopted in the fine finishining of optical mirror slip (particularly aspherical lens).
The rubbing head of five polishing machines of tradition is the air pressure that is outputed to rubbing head by built-in operated pneumatic valve control.In polishing process, the pressure of rubbing head is revised according to the numerical value of the surface roughness of each part by the operator, keeps this pressure in the polishing process of whole part.But because workpiece surface roughness generally all is uneven, polish pressure need constantly be regulated and reach required polishing effect.This is impossible realize in five polishing machines of tradition.
The utility model content
For overcoming the problem that exists in five polishing machines of tradition, the utility model provides a kind of five polishing machines that come the controlled pressure dynamic change with pneumatic means.
For realizing the purpose of utility model, five polishing machines of the present utility model comprise the mainframe and the numerical control part of five-axle linkage, the buff spindle that has polishing clamp is installed on the mainframe, rubbing head is installed on the rubbing head anchor clamps, buff spindle has the inner chamber of hollow, these five polishing machines also have the Pneumatic pressure control device, comprise the air pressure control servomotor that is installed in successively on the rubbing head main shaft hollow cavity, with the spiral scroll bar that links to each other by spherical nut between the output shaft of servomotor, the piston that links to each other with the spiral scroll bar, with outside air compression station through the cylinder that links to each other of control air valve, the pressure film that is installed in cylinder one end and links to each other with described rubbing head.
Five polishing machines of the present utility model can carry out fast polishing to the optical surface of aspheric surface and free form surface, revise the lens shape error to improve the accuracy of product, shorten process time and improve working (machining) efficiency greatly.
Description of drawings
Describe utility model below with reference to accompanying drawings in detail, wherein:
Fig. 1 is the schematic diagram of five polishing machines of the present utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the schematic diagram of five polishing machine Pneumatic pressures of the utility model control device;
Fig. 4 is the schematic diagram of aspheric surface measurement system.
The specific embodiment
As depicted in figs. 1 and 2, five polishing machines mainly comprise the mainframe and the numerical control part (not shown) of five-axle linkage.Mainframe comprises the support 15 that is fixed on ground, be installed in the horizontal bed platform 11 on the support 15, being installed in also can be with respect to the crossbeam 12 of bed platform along the slip of Y direction on the platform 11, being installed in also can be with respect to the column 13 of crossbeam 12 along the Z-direction slip, the cantilever 14 that stretches out on the column 13 on the crossbeam 12.The buff spindle 8 of band rubbing head 18 is installed at the front end of cantilever 14.Servomotor 1,2,3 is installed in respectively on a platform 11, crossbeam 12 and the column 13, partly controls drive crossbeam 12, column 13 and cantilever 14 by numerical control and moves along X, Y, Z axle respectively.Servomotor 4 also is installed on cantilever 14, is used to drive buff spindle 8 and moves around the A axle.Alternating current generator 10 also is installed on the cantilever 14, is used to control the rotational velocity of buff spindle 8.
Stationary table comprises being used to place the revolving dial 6 of workpiece 7 and can driving the motor 9 that platform 6 rotates around the B axle on bed platform 11.
By last description as can be known, these five polishing machines can be realized along the rectilinear motion of X, Y, Z with along the rotation of A, B axle, promptly so-called five-axle linkage.Five-axle linkage system is common known configurations in Digit Control Machine Tool, and its concrete feature, controlling organization and operation principle are repeated no more.
The front end of rubbing head main shaft 8 has rubbing head anchor clamps 19, and rubbing head 18 is installed on the rubbing head anchor clamps 19.Inner chamber at rubbing head main shaft 8 is a hollow, and Pneumatic pressure control device 5 is installed, and its detailed structure as shown in Figure 3.Pneumatic pressure control device 5 comprises: be installed in successively air pressure control servomotor 51 on the rubbing head main shaft hollow cavity, with the output shaft of servomotor 51 between spiral scroll bar 54, the piston 55 that links to each other with spiral scroll bar 54, the cylinder 56, the pressure film 58 that is installed in cylinder 56 1 ends that link to each other by spherical nut 53.In the course of the work, Pneumatic pressure control device 5 required compressed air are supplied by the air compression station (not shown) of outside, the compressed air of air compression station output is usually above the required pressure of device, and pressure oscillation is bigger, need reduce pressure and keeps supply gas pressure stable by control air valves such as pressure-reducing valves.Cylinder 56 links to each other with outside air compression station.The compressed air of supply is transported to cylinder 56 behind the control air valve.Numerical control part is determined decrement or the expansion amount that cylinder 56 is required according to required operating pressure, drives air pressure control servomotor 51 forward or reverse.The rotation of servomotor 51 is converted into along the rectilinear motion of rubbing head main-shaft axis through spiral scroll bar 54, and promotion piston 55 advances or retreats, thereby compression or expansion cylinder 56 make the air in the cylinder reach required pressure.This pressure is delivered to the pressure film 58 that is installed in cylinder 56 1 ends.Rubbing head 18 links to each other with pressure film 58, and pressure film 58 is compressed the active force of gas and produces distortion, and this distortion passes to rubbing head 18 and makes it produce the corresponding amount of feeding, thereby finishes non-ball and the revisal of eyeglass polishing.
As shown in Figure 3, on the output shaft of air pressure control servomotor 51, rotary decoder 52 is installed near spiral scroll bar 54, can can compensate the site error of spiral scroll bar by obtaining the feedback position of spiral scroll bar 54, improve the stability and the accuracy of system.
Suppose to polish aspherical lens shown in Figure 4, then after this aspherical lens machine-shaping, utilize non-spherical surface profile measurement system 100 to detect the surface roughness and the geometry thereof of non-spherical surface.This measuring system adopts the measuring method of contact, measures with contacting of workpiece by probe.Measure each parameter of gained and the design parameter of aspherical lens and all import the numerical control part, after the contrast computing, just can draw non-ball and the form error of eyeglass, these form errors are converted to machined parameters, partly send control signal corresponding by numerical control, drive rubbing head and finish required revisal polishing.
The utility model adopts the Pneumatic pressure control device to control the feeding of rubbing head, realizes stepless straight line and gyration.Because the working life of pneumatic element is generally very long, thereby can improve the reliability of system.
Hold the sheeter lines mark for fear of producing because of vibration, five polishing machines can also have antihunting device.Four magnetic bump levellers for example are installed between bed platform 11 and support 15, are utilized damping to lower the influence of extraneous vibration five polishing machines.
Although described the utility model with reference to preferred embodiment, the utility model is not limited to this, and those of ordinary skill in the art can carry out various improvement and distortion to the utility model under the prerequisite that does not break away from spirit and scope of the present utility model.
Claims (4)
1. five polishing machines, the mainframe and the numerical control part that comprise five-axle linkage, the buff spindle that has polishing clamp is installed on the mainframe, rubbing head is installed on the rubbing head anchor clamps, buff spindle has the inner chamber of hollow, it is characterized in that, also have the Pneumatic pressure control device, comprise the air pressure control servomotor that is installed in successively on the rubbing head main shaft hollow cavity, with the spiral scroll bar that links to each other by spherical nut between the output shaft of servomotor, the piston that links to each other with the spiral scroll bar, with outside air compression station through the cylinder that links to each other of control air valve, the pressure film that is installed in cylinder one end and links to each other with described rubbing head.
2. five polishing machines as claimed in claim 1 is characterized in that, described Pneumatic pressure control device also is included in air pressure and controls the rotary decoder of installing near the spiral scroll bar on the output shaft of servomotor.
3. five polishing machines as claimed in claim 1 or 2 is characterized in that, on the described mainframe antihunting device are installed.
4. five polishing machines as claimed in claim 3 is characterized in that described mainframe comprises a platform and support, and described antihunting device is the magnetic bump leveller that is installed between a platform and the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620112697 CN2912911Y (en) | 2006-05-09 | 2006-05-09 | Five-shaft polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620112697 CN2912911Y (en) | 2006-05-09 | 2006-05-09 | Five-shaft polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2912911Y true CN2912911Y (en) | 2007-06-20 |
Family
ID=38167511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620112697 Expired - Fee Related CN2912911Y (en) | 2006-05-09 | 2006-05-09 | Five-shaft polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2912911Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424757A (en) * | 2007-10-31 | 2009-05-06 | 鸿富锦精密工业（深圳）有限公司 | Aspherical mirror error analytical system and method |
| CN102152177A (en) * | 2011-03-31 | 2011-08-17 | 昆山艾思迪机械科技有限公司 | Five-axis linkage tool grinder with detection device |
| CN102175177A (en) * | 2011-02-16 | 2011-09-07 | 厦门大学 | Five-axis optical aspheric surface detection device driven by linear motor |
| CN102225528A (en) * | 2011-04-22 | 2011-10-26 | 赵明杰 | Five-axis linkage numerical control polishing machine |
| CN102756316A (en) * | 2012-07-13 | 2012-10-31 | 上海交通大学 | Ultra-precise processing integrated platform for large caliber optical mirror surface |
| CN103934740A (en) * | 2014-04-22 | 2014-07-23 | 刘勇 | Annularly-polishing machine |
| CN104625893A (en) * | 2015-03-10 | 2015-05-20 | 拉威尔(北京)科技有限公司 | Five-axis linked grinding machine for machining of numerically-controlled tools |
| CN105033827A (en) * | 2015-07-09 | 2015-11-11 | 深圳蓝狐思谷科技有限公司 | Full-automatic grinding and polishing device |
| CN106607730A (en) * | 2017-01-03 | 2017-05-03 | 杭州奥普特光学有限公司 | A novel numerical control optical lens edge cutting machine |
| CN108284369A (en) * | 2018-03-27 | 2018-07-17 | 广东工业大学 | A kind of polishing of Aspheric Ultra-precision Turning and form error compensation method |
| CN110509160A (en) * | 2019-09-02 | 2019-11-29 | 深圳市精速五金机械有限公司 | A kind of pipe fitting automation five-axle linkage polishing machine |
| CN118322098A (en) * | 2024-06-11 | 2024-07-12 | 北京智创芯源科技有限公司 | Polishing clamp and polishing device |
-
2006
- 2006-05-09 CN CN 200620112697 patent/CN2912911Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424757A (en) * | 2007-10-31 | 2009-05-06 | 鸿富锦精密工业（深圳）有限公司 | Aspherical mirror error analytical system and method |
| CN102175177A (en) * | 2011-02-16 | 2011-09-07 | 厦门大学 | Five-axis optical aspheric surface detection device driven by linear motor |
| CN102152177A (en) * | 2011-03-31 | 2011-08-17 | 昆山艾思迪机械科技有限公司 | Five-axis linkage tool grinder with detection device |
| CN102225528A (en) * | 2011-04-22 | 2011-10-26 | 赵明杰 | Five-axis linkage numerical control polishing machine |
| CN102756316B (en) * | 2012-07-13 | 2015-01-14 | 上海交通大学 | Ultra-precise processing integrated platform for large caliber optical mirror surface |
| CN102756316A (en) * | 2012-07-13 | 2012-10-31 | 上海交通大学 | Ultra-precise processing integrated platform for large caliber optical mirror surface |
| CN103934740A (en) * | 2014-04-22 | 2014-07-23 | 刘勇 | Annularly-polishing machine |
| CN104625893A (en) * | 2015-03-10 | 2015-05-20 | 拉威尔(北京)科技有限公司 | Five-axis linked grinding machine for machining of numerically-controlled tools |
| CN105033827A (en) * | 2015-07-09 | 2015-11-11 | 深圳蓝狐思谷科技有限公司 | Full-automatic grinding and polishing device |
| CN105033827B (en) * | 2015-07-09 | 2018-04-10 | 深圳蓝狐思谷科技有限公司 | A kind of full-automatic sanding polissoir |
| CN106607730A (en) * | 2017-01-03 | 2017-05-03 | 杭州奥普特光学有限公司 | A novel numerical control optical lens edge cutting machine |
| CN106607730B (en) * | 2017-01-03 | 2019-02-01 | 杭州奥普特光学有限公司 | A kind of numerical control optical eyeglass edge severing machine |
| CN108284369A (en) * | 2018-03-27 | 2018-07-17 | 广东工业大学 | A kind of polishing of Aspheric Ultra-precision Turning and form error compensation method |
| CN110509160A (en) * | 2019-09-02 | 2019-11-29 | 深圳市精速五金机械有限公司 | A kind of pipe fitting automation five-axle linkage polishing machine |
| CN118322098A (en) * | 2024-06-11 | 2024-07-12 | 北京智创芯源科技有限公司 | Polishing clamp and polishing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20100509 |