CN111745501A - Swing rod device for optical grinding and polishing machine - Google Patents
Swing rod device for optical grinding and polishing machine Download PDFInfo
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- CN111745501A CN111745501A CN202010599301.6A CN202010599301A CN111745501A CN 111745501 A CN111745501 A CN 111745501A CN 202010599301 A CN202010599301 A CN 202010599301A CN 111745501 A CN111745501 A CN 111745501A
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- polishing machine
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- 238000005498 polishing Methods 0.000 title claims abstract description 24
- 238000000227 grinding Methods 0.000 title claims abstract description 22
- 230000003287 optical effect Effects 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 238000004904 shortening Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 8
- 238000000498 ball milling Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 2
- 241001422033 Thestylus Species 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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- 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
- B24B13/01—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
- B24B13/012—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools conformable in shape to the optical surface, e.g. by fluid pressure acting on an elastic membrane
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- 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
- B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made
- B24B13/023—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made for grinding several lenses simultaneously
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- 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
- B24B41/02—Frames; Beds; Carriages
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- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
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- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
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- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a swing rod device for an optical grinding and polishing machine, which comprises a swing frame, a swing rod and a stylus, wherein the swing frame is arranged on a rack of the grinding and polishing machine, the swing frame is connected with a cam mechanism for driving the swing frame to swing back and forth, and the cam mechanism is connected with a driving motor for driving the swing frame to rotate; the swing frame is fixedly provided with a swing rod outer sleeve, the swing rod is rotatably arranged in the swing rod outer sleeve, one end of the swing rod is fixedly arranged with the iron pen after extending out of the swing rod outer sleeve, and the other end of the swing rod is connected with a driving assembly which is used for driving the swing rod to rotate in the swing rod outer sleeve; the driving assembly comprises an execution cylinder I and an execution cylinder II, and one end of the execution cylinder I and one end of the execution cylinder II are connected with the swing frame. The device can guarantee that the contained angle between stylus and the ball-milling remains throughout at 90 in the in-service use for the lens atress is more even in processing, and the lens quality of guaranteeing to process is better.
Description
Technical Field
The invention relates to the technical field of optical glass processing equipment, in particular to a swing rod device for an optical grinding and polishing machine.
Background
When an optical lens is processed, a polishing machine is generally adopted for processing, and the polishing machine in the prior art mainly comprises a main shaft, a main shaft motor connected with the main shaft and used for driving the main shaft to rotate, and a ball mill arranged on the main shaft; a swing frame is further arranged on the body of the polishing machine, a swing rod is fixedly arranged on the swing frame, and a stylus is arranged at the end part of the swing rod; the stylus on the swing rod is tightly pressed on the upper die through the arranged cylinder, so that the optical lens mounted on the die is ground on the ball mill; and the swing amplitude of the stylus on the swing frame is adjusted through the arranged cam mechanism.
However, the swing motion of the existing optical grinding and polishing machine varies with the lens R, and when the lens is at different positions on the ball mill, the stress of the lens is different under the same pressure condition, as shown in the attached drawing 1 of the specification, which causes the curvature radius of the processed lens to be inconsistent with the expectation, and local deviation occurs, and the lens detects pv by an interferometer, and the local difference varies greatly.
The main reason is that the stress of the lens at the center position and the edge position of the ball mill is different, when the lens is at the center position of the ball mill, the stylus is perpendicular to the tangent line of the ball mill, but when the lens is at the left edge position and the right edge position of the ball mill, the stylus is still vertical downwards, at the moment, the stress of the lens will change in time, and the stress of the lens is uneven in the grinding process.
Disclosure of Invention
The invention aims to overcome the defect that the stress of the optical grinding and polishing machine lens is not uniform in the ball milling center and the edge position when the optical grinding and polishing machine lens is processed in the prior art, and provides the swing rod device for the optical grinding and polishing machine.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a swing rod device for an optical grinding and polishing machine comprises a swing frame, a swing rod and a stylus, wherein the swing frame is arranged on a rack of the grinding and polishing machine, the swing frame is connected with a cam mechanism used for driving the swing frame to swing back and forth, and the cam mechanism is connected with a driving motor used for driving the cam mechanism to rotate;
the swing frame is fixedly provided with a swing rod outer sleeve, the swing rod is rotatably arranged in the swing rod outer sleeve, one end of the swing rod is fixedly arranged with the iron pen after extending out of the swing rod outer sleeve, and the other end of the swing rod is connected with a driving assembly which is used for driving the swing rod to rotate in the swing rod outer sleeve;
the driving assembly comprises an execution cylinder I and an execution cylinder II, one end of the execution cylinder I and one end of the execution cylinder II are connected with the swing frame, the other end of the execution cylinder I and one end of the execution cylinder II are connected with the swing rod, the rotation amount of the swing rod is controlled by controlling the extension and the shortening of the execution cylinder I and the execution cylinder II, and the extension amount/the shortening amount of the execution cylinder I is the same as the shortening amount/the extension amount of the execution cylinder II.
Wherein, the swing rod is fixedly arranged in the swing rod outer sleeve through a bearing.
Further limiting, the execution cylinder I and the execution cylinder II are connected with the swing frame and the swing rod in a hinged mode.
The execution cylinder I and the execution cylinder II are hinged with the swing frame and the swing rod through hinges or main shafts.
In the practical use, the end part of the oscillating bar is provided with a vertical bar, and the execution cylinder I and the execution cylinder II are connected with the oscillating bar after being hinged with the vertical bar.
Further preferably, the execution cylinder I and the execution cylinder II are connected with a detection device, and the detection device is used for detecting and adjusting the pressure of the execution cylinder I and the pressure of the execution cylinder II, and keeping the pressure of the execution cylinder I and the pressure of the execution cylinder II consistent.
Wherein, the execution cylinder I and the execution cylinder II are air cylinders or hydraulic cylinders.
Compared with the prior art, the invention has the following beneficial effects:
in actual use, the swing frame drives the iron pen to swing through the arranged cam mechanism, the swing rod is rotatably arranged on the swing frame through the bearing, the iron pen is fixed on the swing rod, and the swing rod is driven to rotate back and forth through the arranged execution cylinder I and the execution cylinder II; like this, can guarantee that the lens moves when the leftmost end and the rightmost end of ball-milling, the stylus homoenergetic can remain 90 contained angles with the ball-milling throughout, at the in-process of lens processing, compares the burnishing machine among the prior art, has the even advantage of atress in the lens course of working, can guarantee the quality of the lens of processing.
The invention can detect the movement of the execution cylinder I and the execution cylinder II through the arranged detection device, so that the pressure of the execution cylinder I and the pressure of the execution cylinder II are kept consistent, the execution cylinder I and the execution cylinder II synchronously move, the elongation/shortening of the execution cylinder I is the same as the shortening/elongation of the execution cylinder II, and when the pressures are inconsistent, an alarm can be given, thereby being convenient for timely adjustment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of a prior art lens at the ball milling center and edge positions.
Fig. 2 is a schematic view of the overall structure of the present invention.
FIG. 3 is a schematic view of the connection relationship between the outer sleeve of the swing link and the swing link according to the present invention.
FIG. 4 is a schematic view of the overall structure of the detecting device of the present invention.
FIG. 5 is a schematic cross-sectional view of the first and second cavities of the present invention.
Reference numerals: 1-a swing frame, 2-a swing rod, 3-a stylus, 4-a swing rod outer sleeve, 5-an execution cylinder I, 6-an execution cylinder II, 7-a bearing, 8-a vertical rod, 9-a shell, 10-a first cavity, 11-a second cavity, 12-an installation area, 13-an optoelectronic component, 14-a first piston, 15-a second piston, 16-a grating ruler, 17-a notch, 18-a first inlet, 19-a first outlet, 20-a second inlet, 21-a second outlet, 22-a connecting pipe, 23-a flow regulating valve, 24-glass, 25-a quick connector, 26-a ball mill and 27-a lens.
Detailed Description
The present invention will be further described with reference to the following examples, which are intended to illustrate only some, but not all, of the embodiments of the present invention. Based on the embodiments of the present invention, other embodiments used by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Example one
The embodiment discloses a swing rod device for an optical grinding and polishing machine, which comprises a swing frame 1, a swing rod 2 and a stylus 3, wherein the swing frame 1 is arranged on a rack of the grinding and polishing machine, the swing frame 1 is connected with a cam mechanism for driving the swing frame 1 to swing back and forth, and the cam mechanism is connected with a driving motor for driving the cam mechanism to rotate;
in this embodiment, the cam mechanism and the frame of the grinding and polishing machine are not shown, and the structure in the prior art is adopted;
the swing frame 1 is fixedly provided with a swing rod outer sleeve 4, the swing rod 2 is rotatably arranged in the swing rod outer sleeve 4, after the swing rod 2 extends out of the swing rod outer sleeve 4, one end of the swing rod 2 is fixedly provided with the stylus 3, and the other end of the swing rod 2 is connected with a driving assembly which is used for driving the swing rod 2 to rotate in the swing rod outer sleeve 4;
the driving assembly comprises an execution cylinder I5 and an execution cylinder II 6, one end of the execution cylinder I5 and one end of the execution cylinder II 6 are connected with the swing frame 1, the other end of the execution cylinder I5 and the other end of the execution cylinder II 6 are connected with the swing rod 2, the rotation amount of the swing rod 2 is controlled by controlling the extension and the shortening of the execution cylinder I5 and the execution cylinder II 6, and the extension amount/the shortening amount of the execution cylinder I5 is the same as the shortening amount/the extension amount of the execution cylinder II 6.
Wherein, the swing rod 2 is fixedly arranged in the swing rod outer sleeve 4 through a bearing 7.
In the embodiment, the actuating cylinder I5 and the actuating cylinder II 6 are connected with the swing frame 1 and the swing rod 2 in an articulated manner.
Further limiting, the execution cylinder I5 and the execution cylinder II 6 are hinged with the swing frame 1 and the swing rod 2 through hinges or main shafts.
In practical use, the end part of the oscillating bar 2 is provided with a vertical bar 8, and the execution cylinder I5 and the execution cylinder II 6 are hinged with the vertical bar 8 to be connected with the oscillating bar 2.
It should be noted that the actuating cylinder i 5 and the actuating cylinder ii 6 are air cylinders or hydraulic cylinders, and in this embodiment, the actuating cylinder i 5 and the actuating cylinder ii 6 are both hydraulic cylinders. The actuating cylinder I5 and the actuating cylinder II 6 are connected with a liquid pump, and the actuating cylinder I5 and the actuating cylinder II 6 are driven to extend or contract by the liquid pump.
It should be noted that the cam mechanism is mainly used for adjusting the swing amplitude of the swing rod 2, and the cam mechanism is a structure in the prior art, and is not described here one by one.
Therefore, in practical use, when the swing rod 2 swings, under the action of the execution cylinder I5 and the execution cylinder II 6, the swing rod 2 swings, when the execution cylinder I5 extends, the execution cylinder II 6 shortens, and when the execution cylinder I5 shortens, the execution cylinder II 6 extends; the execution cylinder I5 and the execution cylinder II 6 realize synchronous motion; the swing rod 2 is more stable in rotation; in the actual use, can guarantee that lens 27 moves to ball-milling 26 the leftmost end and rightmost end the time, the stylus 3 homoenergetic can remain 90 contained angles with ball-milling 26 all the time, at the in-process of lens 27 processing, compares the burnishing machine among the prior art, has the even advantage of atress in the lens 27 course of working, can guarantee the quality of the lens 27 of processing.
Example two
The embodiment is further optimized on the basis of the first embodiment, and in the embodiment: the execution cylinder I5 and the execution cylinder II 6 are connected with a detection device, and the detection device is used for detecting and adjusting the pressure of the execution cylinder I5 and the pressure of the execution cylinder II 6, and keeping the pressure of the execution cylinder I5 consistent with that of the execution cylinder II 6.
The detection device has the following specific structure and comprises a shell 9, wherein a first cavity 10 and a second cavity 11 are arranged in the shell 9, an installation area 12 is arranged between the first cavity 10 and the second cavity 11, a photoelectric assembly 13 is arranged in the installation area 12, the photoelectric assembly 13 comprises a light source emitter, a light splitter, a light receiver and a light processor, and the light receiver is connected with the light processor;
a first piston 14 and a second piston 15 which are I-shaped are arranged in the first cavity 10 and the second cavity 11 in a sliding mode, a grating ruler 16 is arranged in the middle of the first piston 14 and the second piston 15, notches 17 are formed in the side walls of the first cavity 10 and the second cavity 11, a light source emitted by a light source emitter is split through a light splitter, one beam of light irradiates the grating ruler 16 arranged on the first piston 14, the other beam of light irradiates the grating ruler 16 arranged on the second piston 15, the light is reflected to a light receiver through the grating ruler 16, the light receiver transmits a light signal to a light processor, and the light processor is connected with an alarm;
a first inlet 18 and a first outlet 19 are arranged on the first cavity 10, a second inlet 20 and a second outlet 21 are arranged on the second cavity 11, the first outlet 19 and the second inlet 20 are connected through a connecting pipe 22, and a flow regulating valve 23 is arranged on the connecting pipe 22; the flow regulating valve 23 is arranged to regulate the flow, so as to control the deflection speed of the vertical rod 8 and further control the rotation speed of the swing rod 2.
The first inlet 18 is intended for connection to the actuator cylinder i 5, and the second outlet 21 is intended for connection to the actuator cylinder ii 6.
Further optimize, first cavity 10 and 11 cross-sections of second cavity are oval, and the upper end and the lower tip of first piston 14 and second piston 15 have one can with the oval portion that first cavity 10 and 11 cross-sectional shape are the same, can make first piston 14 and second piston 15 more stable when moving like this, can play the effect of direction and prevent to appear deflecting at the in-process of motion, lead to grating 16 can not normal reflected light after shifting, influence the precision that detects.
Wherein, the gap 17 is provided with glass 24, which can seal the gap 17.
In practical use, the first inlet 18 and the second outlet 21 are provided with the quick connectors 25, so that connection is more convenient and connection efficiency is improved.
Wherein, the first cavity 10 and the second cavity 11 are equal in size; the first piston 14 moves synchronously with the second piston 15.
Therefore, in practical use, the execution cylinder I5 and the execution cylinder II 6 only need to use one liquid pump, the execution cylinder I5 is connected with the first inlet 18, the execution cylinder II 6 is connected with the second outlet 21, and the execution cylinder I5 and the execution cylinder II 6 are connected with each other through one liquid pump; therefore, in actual use, the movement of the execution cylinder I5 and the execution cylinder II 6 can be detected, so that the pressure of the execution cylinder I5 and the pressure of the execution cylinder II 6 are kept consistent, the execution cylinder I5 and the execution cylinder II 6 synchronously move, the elongation/shortening of the execution cylinder I5 is the same as the shortening/elongation of the execution cylinder II 6, when the pressures are inconsistent, an alarm can be given, and timely adjustment is facilitated.
When the two beams of light irradiate the same position on the grating ruler 16, the alarm will not give an alarm; when only two beams of light irradiate different positions on the grating ruler 16, the alarm can give an alarm to play a role in alarm prompting and facilitate the timely adjustment of workers; and further, the stress of the execution cylinder I5 and the stress of the execution cylinder II 6 are consistent.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention. 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, it should be noted that any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides an optics grinds pendulum rod device for burnishing machine which characterized in that: the iron pen swinging device comprises a swinging frame, a swinging rod and an iron pen, wherein the swinging frame is arranged on a rack of a grinding and polishing machine, the swinging frame is connected with a cam mechanism for driving the swinging frame to swing back and forth, and the cam mechanism is connected with a driving motor for driving the swinging frame to rotate;
the swing frame is fixedly provided with a swing rod outer sleeve, the swing rod is rotatably arranged in the swing rod outer sleeve, one end of the swing rod is fixedly arranged with the iron pen after extending out of the swing rod outer sleeve, and the other end of the swing rod is connected with a driving assembly which is used for driving the swing rod to rotate in the swing rod outer sleeve;
the driving assembly comprises an execution cylinder I and an execution cylinder II, one end of the execution cylinder I and one end of the execution cylinder II are connected with the swing frame, the other end of the execution cylinder I and one end of the execution cylinder II are connected with the swing rod, the rotation amount of the swing rod is controlled by controlling the extension and the shortening of the execution cylinder I and the execution cylinder II, and the extension amount/the shortening amount of the execution cylinder I is the same as the shortening amount/the extension amount of the execution cylinder II.
2. The swing link device for an optical grinding and polishing machine according to claim 1, wherein: the swing rod is fixedly arranged in the swing rod outer sleeve through a bearing.
3. The swing link device for an optical grinding and polishing machine according to claim 1, wherein: the execution cylinder I and the execution cylinder II are connected with the swing frame and the swing rod in a hinged mode.
4. The swing link device for an optical grinding and polishing machine according to claim 3, wherein: the execution cylinder I and the execution cylinder II are hinged with the swing frame and the swing rod through hinges or main shafts.
5. The swing link device for an optical grinding and polishing machine according to claim 3, wherein: the end part of the oscillating bar is provided with a vertical bar, and the execution cylinder I and the execution cylinder II are connected with the oscillating bar after being hinged with the vertical bar.
6. The swing link device for an optical grinding and polishing machine according to claim 1, wherein: the execution cylinder I and the execution cylinder II are air cylinders or hydraulic cylinders.
7. The swing link apparatus for an optical grinding and polishing machine according to any one of claims 1 to 6, wherein: the execution cylinder I and the execution cylinder II are connected with a detection device, and the detection device is used for detecting and adjusting the pressure of the execution cylinder I and the execution cylinder II and keeping the pressure of the execution cylinder I and the pressure of the execution cylinder II consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599301.6A CN111745501B (en) | 2020-06-28 | 2020-06-28 | Swing rod device for optical grinding polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599301.6A CN111745501B (en) | 2020-06-28 | 2020-06-28 | Swing rod device for optical grinding polisher |
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| Publication Number | Publication Date |
|---|---|
| CN111745501A true CN111745501A (en) | 2020-10-09 |
| CN111745501B CN111745501B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010599301.6A Active CN111745501B (en) | 2020-06-28 | 2020-06-28 | Swing rod device for optical grinding polisher |
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|---|---|
| CN (1) | CN111745501B (en) |
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| Title |
|---|
| 宋云艳: "《双液压缸同步精确控制技术研究》", 《制造业自动化》, vol. 36, no. 7, 27 July 2014 (2014-07-27), pages 19 - 22 * |
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| CN111745501B (en) | 2024-08-02 |
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