CN111360637A - Double-station processing device for optical elements - Google Patents
Double-station processing device for optical elements Download PDFInfo
- Publication number
- CN111360637A CN111360637A CN201811589481.9A CN201811589481A CN111360637A CN 111360637 A CN111360637 A CN 111360637A CN 201811589481 A CN201811589481 A CN 201811589481A CN 111360637 A CN111360637 A CN 111360637A
- Authority
- CN
- China
- Prior art keywords
- station
- optical element
- polishing
- swing arm
- crank
- 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.)
- Withdrawn
Links
Images
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
- B24B13/0031—Machines having several working posts; Feeding and manipulating devices
-
- 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
-
- 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
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention provides an optical element double-station processing device which comprises a workpiece bearing table, two station processing mechanisms and a table driving mechanism for driving the workpiece bearing table to rotate around the axis of the table driving mechanism, wherein each station processing mechanism comprises a station polishing disc, a station swing arm and a station driving assembly, the station polishing disc can be used for polishing a workpiece on the workpiece bearing table, one end of the station swing arm is fixedly connected with the station polishing disc, the station driving assembly can control the station swing arm to rotate, the rotation axis of the station swing arm is parallel to the rotation axis of the workpiece bearing table, and the two station polishing discs are positioned on two stations of an aspheric element on the workpiece bearing table during processing. In the invention, the machining of the coaxial aspheric optical element and the correction of local errors can be realized by combining continuous rotation and fixed-angle reciprocating swing, and the polishing of the off-axis aspheric optical element is realized by matching the reciprocating swing of the machined aspheric optical element with the small-swing of the two-station polishing disk driven by the workpiece bearing table, so that the machining quality can be effectively ensured.
Description
Technical Field
The invention belongs to optical element processing, and particularly relates to an optical element double-station processing device.
Background
The aspheric optical element has the advantages of flexible design of an optical system, good imaging quality, less optical energy loss, instrument miniaturization, light weight, simpler system and unique aberration correction, the larger the caliber of the aspheric optical element is, the higher the spatial observation resolution of the system is, the better the light gathering capacity and the signal-to-noise ratio are, and the effects of long focal length and large field of view are achieved, so that the aspheric optical element is widely applied to various fields of large telescopes, space cameras, military reconnaissance and the like.
At present, the processing of the middle-caliber aspheric surface mainly comprises the traditional processing technology and the modern processing technology, the traditional processing technology mainly finishes the processing of the aspheric optical element by a method of combining the traditional belt trimming polisher with the manual trimming of a senior technician, the method has larger dependence on people, certain artificial uncertainty exists, the processing efficiency is low, and the repeatability is poor; the modern processing technology is mainly used for processing various aspheric optical elements through a high-precision computer numerical control machine tool, but the problems of complex equipment, high cost, low efficiency and the like also exist; aiming at the requirement of rapid integration of an optical system, when an aspheric optical element is processed by using the prior processing technology, because single-mode processing is adopted, the intermediate frequency error caused by large aspheric gradient is difficult to be effectively inhibited, the quality of the aspheric optical element is influenced, and the imaging quality of a camera is seriously influenced; in addition, the single mode machining period is long, the efficiency is low, and the requirements of a development plan cannot be met.
Disclosure of Invention
The embodiment of the invention relates to an optical element double-station processing device which can at least solve part of defects in the prior art.
The embodiment of the invention relates to an optical element double-station processing device which comprises a workpiece bearing table, two station processing mechanisms and a table driving mechanism for driving the workpiece bearing table to rotate around the axis of the workpiece bearing table, wherein each station processing mechanism comprises a station polishing disc, a station swing arm and a station driving assembly, the station polishing disc can be used for polishing a workpiece on the workpiece bearing table, one end of the station swing arm is fixedly connected with the station polishing disc, the station driving assembly can control the station swing arm to rotate, the rotation axis of the station swing arm is parallel to the rotation axis of the workpiece bearing table, and the two station polishing discs are positioned on two stations of an aspheric element on the workpiece bearing table during processing.
As one embodiment, the station swing arm is horizontally arranged and positioned above the workpiece bearing table.
As one embodiment, the station machining mechanism further comprises a station swing shaft driven by the station driving assembly to rotate around the axis of the station swing shaft, the station swing shaft is vertically arranged, and one end, far away from the station polishing disc, of the station swing arm is arranged on the station swing shaft.
As one of the embodiments, station processing agency still includes can follow the synchronous rotatory voltage regulator of station pendulum shaft, just the voltage regulator with the coaxial setting of station pendulum shaft, the voltage regulator includes the bracing piece that can follow vertical direction and remove, the station swing arm install in the top of bracing piece.
As one embodiment, the station driving assembly comprises a station driving motor, and the station driving motor is in transmission connection with the station swing shaft through a crank and rocker mechanism.
As one embodiment, the crank rocker mechanism comprises a station rocker connected with the station rocker shaft key and a station crank disc which is driven by the station driving motor to rotate through a connecting rod, one end of the connecting rod is hinged with the station rocker, the other end of the connecting rod is connected with a T-shaped groove of the station crank disc, and the joint of the connecting rod and the station crank disc deviates from the rotation center of the station crank disc.
As one embodiment, the distance between the joint between the station crank disk and the connecting rod and the rotation axis of the station crank disk is a crank, and the maximum size of the crank is smaller than the distance between the length of the connecting rod, the length of the station rocker, the rotation axis of the station crank disk and the rotation axis of the station pendulum shaft.
As one embodiment, the transmission angle of the crank rocker mechanism is not less than 50 degrees.
As one embodiment, the stage driving mechanism includes a stage driving motor, the workpiece carrier is supported by a spindle, the spindle is located on a rotation axis of the workpiece carrier, and the stage driving motor and the spindle are in transmission connection through a belt.
As one embodiment, the station polishing disk is connected with the end of the station swing arm through a thimble, and the thimble is located right above the station polishing disk.
The embodiment of the invention at least has the following beneficial effects:
in the processing device provided by the invention, the workpiece bearing table corresponds to the two station processing mechanisms, when the optical element is arranged on the workpiece bearing table, the optical element can be polished and processed simultaneously through the two station polishing disks of the two station processing mechanisms, specifically, the workpiece bearing table can continuously rotate around the axis of the workpiece bearing table, and the station swing arm can control the station polishing disks to swing back and forth, namely, the processing device provided by the invention can realize the processing of the coaxial aspheric optical element and the correction of local errors by combining the continuous rotation and the fixed-angle reciprocating swing, and the workpiece bearing table drives the reciprocating swing of the processed aspheric optical element to be matched with the small-swing of the two station polishing disks to realize the polishing of the off-axis aspheric optical element; the processing device solves the problems that the traditional method is difficult to correct local errors, and the off-axis aspheric optical element cannot rotate and swing during processing, and the like, and two processing tools with polar coordinate systems are applied to work in parallel at different stations of a workpiece in different motion modes and paths, so that the double-station processing of the polishing disc with different motion modes effectively improves the processing efficiency and precision of the aspheric optical element, and achieves the characteristics of quick response and full-band quality control of optical processing; the double-station multi-mode combined machining device is simple in structure, economical and practical, and can effectively control the full-band error quality of the optical element and improve the quality of the aspheric optical element by adopting a double-station multi-mode combined machining technology.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an optical element double-station processing device according to an embodiment of the present invention;
fig. 2 is a schematic processing diagram of the optical element double-station processing device of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides an optical element double-station processing apparatus, which can perform grinding processing on a surface of an optical element 3, and includes a workpiece supporting table 1 and two station processing mechanisms 2, wherein the optical element 3 is mounted on the workpiece supporting table 1, and the optical element 3 can be simultaneously processed by the two station processing mechanisms 2, the processing apparatus further includes a table driving mechanism 4, which can drive the workpiece supporting table 1 to rotate around its axis, specifically, each station processing mechanism 2 includes a station polishing disk 5, a station swing arm 6, and a station driving assembly 7, the station polishing disk 5 is a working component of the station processing mechanism 2, the station processing mechanism 2 mainly processes the optical element 3 on the workpiece supporting table 1 by the station polishing disk 5, and the station driving assembly 7 is a driving component of the station processing mechanism 2, the station swing arm 6 is a transmission part between the station polishing disk 5 and the station driving component 7, one end of the station swing arm 6 is fixedly connected with the station polishing disk 5, specifically, a thimble 11 is arranged at the end of the station swing arm 6, the station polishing disk 5 is arranged on the thimble 11, and the station polishing disk 5 is positioned right below the corresponding thimble 11, the station driving component 7 can control the station swing arm 6 to rotate, and then the station swing arms 6 drive the corresponding station polishing discs 5 to synchronously rotate, the rotation axes of the station swing arms 6 are parallel to the rotation axis of the workpiece bearing table 1, specifically, the two rotation axes are both in the vertical direction, during processing, the two station polishing disks 5 are both positioned on the surface of the aspheric element of the workpiece bearing table 1, and are positioned on two different stations of the optical element 3, which shows that the processing paths of the polishing discs 5 at the two stations are different, thereby improving the processing efficiency of the processing device. In the present invention, the work carrier 1 corresponds to the two-station processing mechanism 2, and when the optical element 3 is mounted on the work carrier 1, the polishing device can simultaneously polish and machine the optical element 3 through the two station polishing disks 5 of the two station machining mechanisms 2, in particular the workpiece bearing table 1 can continuously rotate around the axis of the workpiece bearing table, and the station swing arm 6 can control the station polishing disk 5 to swing back and forth, the optical element 3 is generally an aspheric optical element 3, and comprises an on-axis aspheric optical element 3 and an off-axis aspheric optical element 3, namely, the processing device provided by the invention can realize the processing of the coaxial aspheric optical element 3 and the correction of local errors by combining continuous rotation and fixed-angle reciprocating swing, the workpiece bearing table 1 drives the non-spherical optical element 3 to be processed to swing back and forth and is matched with the small-swing of the two-station polishing disc 5 to polish the off-axis non-spherical optical element 3; the processing device provided by the invention solves the problems that the local error is difficult to correct by the traditional method, the off-axis aspheric optical element 3 cannot rotate or swing during processing, and the like, and two processing tools with polar coordinate systems are applied to work in parallel at different stations of a workpiece in different motion modes and paths, and the double-station processing of the station polishing disk 5 with different motion modes effectively improves the processing efficiency and precision of the aspheric optical element 3, and achieves the characteristics of quick response of optical processing and full-band quality control; in addition, the whole structure is simple, the method is economical and practical, the full-band error quality of the optical element 3 can be effectively controlled by adopting a double-station multi-mode combined processing technology, the quality of the aspheric optical element 3 is improved, and the so-called multi-mode comprises the following steps: only the workpiece bearing table 1 rotates, and the two station polishing discs 5 do not swing back and forth; the workpiece bearing table 1 rotates, and meanwhile, the two station polishing disks 5 or one station polishing disk 5 swings back and forth; the workpiece bearing table 1 does not rotate, and the two station polishing disks 5 or one of the station polishing disks 5 swings back and forth. The working modes can be selected according to the requirements of the optical element 3, and particularly, the stage driving mechanism 4 and the two station driving assemblies 7 are controlled to work, so that the operation is very convenient.
Referring to fig. 1, in a preferred scheme, two station swing arms 6 are horizontally arranged and located above a workpiece bearing table 1, the station swing arms 6 are connected with a station polishing disc 5 through ejector pins 11, when the station polishing disc 5 grinds the surface of an optical element 3, the station polishing disc 5 needs to generate polishing pressure on the optical element 3, when the station swing arms 6 are horizontally arranged, only the station swing arms 6 need to be controlled to move in the vertical direction, and then the polishing pressure can be controlled. To polishing pressure's regulation, station processing agency 2 still includes station pendulum shaft 8, and station pendulum shaft 8 is vertical to be set up, and it can be rotatory around self axis under station drive assembly 7 orders about, and station swing arm 6 is installed on this station pendulum shaft 8, drives station swing arm 6 through station pendulum shaft 8 and rotates, and station pendulum shaft 8 is installed in two bearing frames, and lower bearing adopts conical roller bearing, and upper portion adopts deep groove ball bearing to guarantee the swing precision. Be provided with voltage regulator 9 on station pendulum shaft 8, this voltage regulator 9 can be along with station pendulum shaft 8 synchronous revolution, and it is on the rotation axis of station pendulum shaft 8, voltage regulator 9 is including the bracing piece 10 that can follow vertical direction removal, station swing arm 6 is installed in the top of bracing piece 10, from this can be through the vertical lapse of control bracing piece 10, bracing piece 10 drives station swing arm 6 and thimble 11 synchronous lapse, thimble 11 then can produce decurrent effort to station polishing dish 5, and then reach the purpose that increases polishing pressure, when moving up at bracing piece 10 on the contrary, can reduce the polishing pressure of station polishing dish 5 to optical element 3, of course when adjusting polishing pressure, the vertical direction displacement of bracing piece 10 is less, voltage regulator 9 can adopt and be similar to hydraulic structure, bracing piece 10 is hydraulic structure's piston rod. Generally speaking, be provided with the mount pad on the top of station pendulum shaft 8, bracing piece 10 stretches out the mount pad, and is provided with spacing bearing structure 12 on the mount pad, specifically can be the spacing ring of a vertical setting, and the aperture of spacing ring is greater than the external diameter of station swing arm 6, and the one end of station swing arm 6 is passed through thimble 11 and is connected with station polishing dish 5, and the other end supports on this spacing bearing structure 12, and bracing piece 10 is located between spacing bearing structure 12 and the thimble 11, and station swing arm 6 can only remove in the spacing ring.
The structure of the station machining mechanism 2 is continuously optimized, the station driving assembly 7 comprises a station driving motor 13, the station driving motor 13 is in transmission connection with the station swing shaft 8 through a crank and rocker mechanism 14, and the reciprocating swing of the station swing arm 6 can be achieved through the crank and rocker mechanism 14. Specifically, the crank rocker mechanism 14 includes a station rocker 15 and a station crank disk 16, wherein one end of the station rocker 15 is sleeved on the outer surface of the station swing shaft 8 and is in key connection with the station rocker 15, the station rocker 15 drives the station swing shaft 8 to synchronously rotate, the other end of the station rocker 15 is hinged with a connecting rod 17, which can be in a spherical hinge, the connecting rod 17 is horizontally arranged, the other end of the connecting rod 17 has a part of structure which extends into a T-shaped groove of the station crank disk 16 and is fixedly connected through a T-shaped bolt, the T-shaped bolt can slide in the T-shaped groove, the station crank disk 16 is also horizontally arranged, which rotates around its own axis under the driving of the station driving motor 13, the rotation axis is also vertical, and the connection position of the connecting rod 17 and the station crank disk 16 deviates from the rotation axis of the station crank disk 16, so that when the station crank disk 16 rotates, the connecting rod, because the connecting rod 17 is hinged with the station rocker 15, and the station rocker 15 is fixedly connected with the station swing shaft 8, the connecting rod 17 controls the station rocker 15 and the station swing shaft 8 to swing back and forth around the rotation axis of the station swing shaft 8. The distance between the joint and the rotation axis of the station crank disc 16 is a crank, the maximum swing angle required by the station swing arm 6, the condition of the crank in the crank-rocker mechanism 14, the minimum transmission angle gamma min and the stroke speed change coefficient K are specific dimensions of each component of the crank-rocker mechanism 14, including the maximum length dmax of the crank d, the length of the connecting rod 17, the length of the station rocker 15 and the distance between the rotation axis of the station crank disc 16 and the rotation axis of the station swing shaft 8, and the specific requirements are as follows: the minimum transmission angle gamma min of the crank rocker mechanism 14 is more than or equal to 50 degrees; the stroke speed change coefficient K of the crank rocker mechanism 14 is approximately equal to 1; the maximum length dmax of the crank d is the minimum of the above four dimensions. The diameter of the station crank disc 16 is determined according to the maximum length dmax of the crank d, each component is made of 45# steel, the theoretical size machining precision of the connecting rod 17 and the station rocker 15 is less than or equal to 0.05mm, the connecting rod 17 and the connecting rod 17 can rotate freely through connection of a T-shaped groove and a hinge joint, and a T-shaped bolt can slide freely in the T-shaped groove to adjust the length of the crank d. The station crank disk 16 and the station driving motor 13 are also connected through a speed reducer 18, wherein the speed reducer 18 can adopt a worm gear speed reducer, the transmission direction of the station driving motor 13 can be changed, and in addition, the station driving motor 13 can adopt a three-phase asynchronous motor.
Further, the stage driving mechanism 4 includes a stage driving motor 19 and a spindle 20, wherein the spindle 20 is vertically disposed on a rotation axis of the workpiece supporting table 1, the workpiece supporting table 1 is disposed on a top end of the spindle 20, the stage driving motor 19 drives the spindle 20 to rotate, and the spindle 20 drives the workpiece supporting table 1 to rotate synchronously. The spindle 20 is connected with the workpiece bearing table 1 through a Morse taper 3# transition joint, so that the spindle is convenient to disassemble and assemble. The workpiece bearing table 1 is made of 45# steel, two T-shaped grooves which are perpendicular to each other and pass through the center are formed in the table top of the workpiece bearing table 1, the optical element 3 to be machined is fastened through a T-shaped groove bolt and a top block, and the specific size of the workpiece bearing table 1 is determined according to the maximum size of a workpiece machined by the machining device. The stage driving motor 19 and the spindle 20 are driven by a belt 24, specifically, a driven wheel 21 is arranged at the bottom of the spindle 20, the stage driving motor 19 is in driving connection with a driving wheel 23 by a speed reducer 22, and the driving wheel 23 and the driven wheel 21 are driven by the belt 24, wherein the speed reducer 22 also adopts a worm gear speed reducer.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides an optical element duplex position processingequipment, includes work piece plummer and two station processing agency, its characterized in that: the workpiece polishing device comprises a workpiece bearing table, a station swing arm and a station driving assembly, wherein the workpiece bearing table is used for bearing workpieces, the station driving mechanism is used for driving the workpiece bearing table to rotate around the axis of the workpiece bearing table, the station processing mechanism comprises a station polishing disc used for polishing the workpieces on the workpiece bearing table, one end of the station swing arm is fixedly connected with the station polishing disc, the station driving assembly can control the station swing arm to rotate, the rotation axis of the station swing arm is parallel to the rotation axis of the workpiece bearing table, and the two station polishing discs are positioned on two stations of aspheric surface elements on the workpiece bearing.
2. The optical element double station processing device of claim 1, wherein: the station swing arm is horizontally arranged and located above the workpiece bearing table.
3. The optical element double station processing device of claim 1, wherein: the station machining mechanism further comprises a station swing shaft driven by the station driving assembly to rotate around the axis of the station swing shaft, the station swing shaft is vertically arranged, and the station swing arm is arranged on the station swing shaft.
4. The optical element double station processing device of claim 3, wherein: station processing agency still includes can follow the synchronous rotatory voltage regulator of station pendulum shaft, just the voltage regulator with the coaxial setting of station pendulum shaft, the voltage regulator is including the bracing piece that can follow vertical direction and remove, the station swing arm is kept away from the one end of station polishing dish is installed the top of bracing piece.
5. The optical element double station processing device of claim 3, wherein: the station driving assembly comprises a station driving motor, and the station driving motor is in transmission connection with the station swing shaft through a crank rocker mechanism.
6. The optical element double station processing device of claim 5, wherein: the crank rocker mechanism comprises a station rocker connected with the station rocker shaft key and a station crank disc which is driven by the station rocker through a connecting rod and driven to rotate by the station driving motor, one end of the connecting rod is hinged with the station rocker, the other end of the connecting rod is connected with a T-shaped groove of the station crank disc, and the joint of the connecting rod and the station crank disc deviates from the rotation center of the station crank disc.
7. The optical element double station processing device of claim 6, wherein: the distance between the connecting position between the station crank disc and the connecting rod and the rotating axis of the station crank disc is a crank, and the maximum size of the crank is smaller than the length of the connecting rod, the length of the station rocker, and the distance between the rotating axis of the station crank disc and the rotating axis of the station pendulum shaft.
8. The optical element double station processing device of claim 5, wherein: the transmission angle of the crank rocker mechanism is not less than 50 degrees.
9. The optical element double station processing device of claim 1, wherein: the platform driving mechanism comprises a platform driving motor, the workpiece bearing platform is supported by a main shaft, the main shaft is positioned on a rotating axis of the workpiece bearing platform, and the platform driving motor is in transmission connection with the main shaft through a belt.
10. The optical element double station processing device of claim 1, wherein: the station polishing disc is connected with the end part of the station swing arm through a thimble, and the thimble is positioned right above the station polishing disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589481.9A CN111360637A (en) | 2018-12-25 | 2018-12-25 | Double-station processing device for optical elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589481.9A CN111360637A (en) | 2018-12-25 | 2018-12-25 | Double-station processing device for optical elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111360637A true CN111360637A (en) | 2020-07-03 |
Family
ID=71200086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811589481.9A Withdrawn CN111360637A (en) | 2018-12-25 | 2018-12-25 | Double-station processing device for optical elements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111360637A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935998A (en) * | 2021-02-23 | 2021-06-11 | 长光卫星技术有限公司 | Polishing method for high-gradient aspheric reflector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201124329Y (en) * | 2007-12-19 | 2008-10-01 | 中国科学院长春光学精密机械与物理研究所 | Off-axis aspheric optical coldworking machine tool |
| CN103341807A (en) * | 2013-06-24 | 2013-10-09 | 中国科学院长春光学精密机械与物理研究所 | Double-pendulum polar coordinate quick aspheric surface numerical-control processing machine tool |
-
2018
- 2018-12-25 CN CN201811589481.9A patent/CN111360637A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201124329Y (en) * | 2007-12-19 | 2008-10-01 | 中国科学院长春光学精密机械与物理研究所 | Off-axis aspheric optical coldworking machine tool |
| CN103341807A (en) * | 2013-06-24 | 2013-10-09 | 中国科学院长春光学精密机械与物理研究所 | Double-pendulum polar coordinate quick aspheric surface numerical-control processing machine tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935998A (en) * | 2021-02-23 | 2021-06-11 | 长光卫星技术有限公司 | Polishing method for high-gradient aspheric reflector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103707170B (en) | Drive type reversion polisher | |
| CN108705410B (en) | A kind of co-melting robot large optical mirror process unit of multi-parallel | |
| CN102922388A (en) | Precise polishing robot system for large-caliber complex optical lenses | |
| CN101386150A (en) | Numerical control polishing machine for optical elements | |
| CN110103115A (en) | A kind of Three Degree Of Freedom telecentricity that curved surface is complied with fixed point flexible force control grinding and polishing actuator | |
| CN111571368B (en) | Central liquid supply planetary polishing device and method | |
| CN104440457B (en) | High-precision ball machining method through spiral separation-type V-shaped groove | |
| CN110919519B (en) | Can be from slope gasbag polishing processingequipment | |
| CN100519072C (en) | Off-axis aspheric surface optical cold machining tool | |
| CN106826464A (en) | For the numerical control swinging mechanism of aspherical optical element polishing | |
| CN110732970A (en) | grinding head for flexibly controlled grinding and polishing | |
| CN109352459A (en) | A kind of large-aperture optical free-form surface processing device | |
| CN103056744A (en) | Polishing device with two swing shafts for high-gradient aspheric optical parts | |
| CN102672601A (en) | Double-beam grinding machine | |
| CN103341807A (en) | Double-pendulum polar coordinate quick aspheric surface numerical-control processing machine tool | |
| CN111360637A (en) | Double-station processing device for optical elements | |
| CN117681084B (en) | Polishing and in-situ detecting device and polishing processing method | |
| CN105252377B (en) | A kind of bus floating type circular axicon lens burnishing device | |
| CN201124329Y (en) | Off-axis aspheric optical coldworking machine tool | |
| CN110238758A (en) | Composite polishing lathe and its processing method | |
| CN211916355U (en) | Lens cone deburring device | |
| CN108723993A (en) | The air bag flexibility polishing tool for degree of freedom of doing more physical exercises | |
| CN111376143A (en) | Automatic annulus error polishing numerical control single-shaft equipment and process method thereof | |
| CN215825079U (en) | Five-axis force control polishing machine | |
| CN106607731A (en) | Five-degree-of-freedom polishing manipulator for large aperture optical component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200703 |