CN211163412U - Planetary motion type polishing device - Google Patents
Planetary motion type polishing device Download PDFInfo
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- CN211163412U CN211163412U CN201922258151.8U CN201922258151U CN211163412U CN 211163412 U CN211163412 U CN 211163412U CN 201922258151 U CN201922258151 U CN 201922258151U CN 211163412 U CN211163412 U CN 211163412U
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- 238000005498 polishing Methods 0.000 title claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 86
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 10
- 238000005457 optimization Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model provides a planet motion formula burnishing device relates to the accurate polishing tool equipment field of optical element, and it is including installation frame, drive arrangement, driving shaft, planet axle, central fixed axle, first drive mechanism, second drive mechanism and polishing mechanism. An output shaft of the driving device is connected with one end of a driving shaft, and the other end of the driving shaft is connected with the polishing mechanism so that the driving device drives the polishing mechanism to perform autorotation motion; the central axis of the driving shaft has a certain eccentricity relative to the central axis of the central fixed shaft, and the power provided by the driving device can be transmitted to the central fixed shaft through the driving shaft, the first transmission mechanism, the planet shaft and the second transmission mechanism so as to realize the revolution motion of the polishing mechanism relative to the central axis of the central fixed shaft with a certain eccentricity. The polishing device can be driven by a motor, and the polishing mechanism can rotate around the axis of the polishing mechanism and can perform revolution motion with a certain eccentricity.
Description
Technical Field
The utility model relates to an optical element precision polishing tool equipment field particularly, relates to a planet motion formula burnishing device.
Background
The polishing method mainly depends on a manual polishing operation mode at present, and has a series of problems of unstable polishing quality, poor product consistency, low polishing efficiency, large final surface shape error and the like, so that the polishing method is difficult to meet the requirements of actual production and application.
Compared with the traditional precision polishing machine tool, the robot polishing system has low energy consumption and low cost, and has better adaptability to the processing of large-size workpieces compared with the machine tool, so the robot polishing system is gradually applied to the field of optical element polishing, and the robot has application and research values for the polishing operation of the optical elements.
The function of the traditional small grinding head in the polishing application of the optical element has the inherent defects of central depression, steep edge and the like, the function of the traditional small grinding head can be optimized by adopting a planetary motion polishing mode to obtain the function of the traditional small grinding head which is closer to the ideal function of the traditional small grinding head, and a polished workpiece with higher surface quality is obtained.
Patent application CN107336105A discloses a compact structure's planet burnishing device, including revolution transmission part, rotation transmission part and polishing axle, revolution part and rotation part wherein are driven by two motors respectively, so overall structure and dead weight are great, revolution part ingenious adopted the parallelogram structure to reduce the whole weight of device when strengthening revolution part operating stability, but its rotation transmission part has adopted the drive mode of secondary pulley, secondary pulley structure part can be along with polishing axle wobbling when the operation, easily influence its whole stability of device because of its inertia force that produces when the rotational speed is higher.
SUMMERY OF THE UTILITY MODEL
The utility model provides a planet motion formula burnishing device, it can be under certain eccentricity, relies on a motor drive to realize polishing mechanism can enough carry out the compound motion of revolution motion around self axis rotation motion again with certain eccentricity, polishes optical element and obtains getting rid of the more stability that is close of function with the ideal and get rid of the function and obtain higher-quality optical element.
In order to solve the technical problem, the utility model provides a planetary motion type polishing device, which comprises an installation frame, a driving device, a driving shaft, a planetary shaft, a central fixed shaft, a first transmission mechanism, a second transmission mechanism and a polishing mechanism, wherein the driving device, the driving shaft, the planetary shaft, the central fixed shaft, the first transmission mechanism, the second transmission mechanism and the polishing mechanism are arranged on the installation frame; an output shaft of the driving device is connected with one end of the driving shaft, and the other end of the driving shaft is connected with the polishing mechanism, so that the driving device drives the polishing mechanism to perform autorotation motion; one end of the driving shaft connected with an output shaft of the driving device is connected with one end of the planet shaft through the first transmission mechanism; the other end of the planet shaft is connected with the central fixed shaft through the second transmission mechanism;
the central axis of the central fixed shaft is the central axis of the mounting rack, and the central axis of the driving shaft has a certain eccentricity relative to the central axis of the central fixed shaft, so that the power provided by the driving device is transmitted to the central fixed shaft through the driving shaft, the first transmission mechanism, the planet shaft and the second transmission mechanism, and the polishing mechanism revolves relative to the central axis of the central fixed shaft with a certain eccentricity.
As a further optimization, the mounting frame comprises a shell, an upper supporting plate, a lower supporting plate, a first inner supporting plate, a second inner supporting plate and a side supporting plate; the shell is provided with a top opening and a bottom opening, the upper supporting plate is arranged at the top opening, and the lower supporting plate is arranged at the bottom opening; the first inner support plate and the second inner support plate are arranged inside the shell, the first inner support plate is arranged close to the upper support plate, and the second inner support plate is arranged close to the lower support plate; the upper support plate, the lower support plate, the first inner support plate and the second inner support plate are parallel to each other, and the side support plates are vertically arranged between the first inner support plate and the second inner support plate and between the second inner support plate and the lower support plate;
one end of the central fixed shaft is connected with the upper supporting plate, and the other end of the central fixed shaft is rotatably connected with the first inner supporting plate through a bearing; the planet shaft is rotationally connected with the upper supporting plate and the lower supporting plate through bearings; the driving device is fixedly installed on the second inner supporting plate, one end of the driving shaft is connected with an output shaft of the driving device penetrating through the second inner supporting plate, and the other end of the driving shaft penetrates through the lower supporting plate to be connected with the polishing mechanism.
As a further optimization, the first transmission mechanism comprises a power output gear sleeved at one end of the driving shaft connected with the output shaft of the driving device and a lower planetary gear meshed with the power output gear 6A and sleeved at the lower end of the planetary shaft in the vertical direction.
Preferably, the second transmission mechanism comprises an upper planetary gear sleeved at the upper end of the planetary shaft in the vertical direction and a central fixed gear meshed with the upper planetary gear and sleeved on the central fixed shaft.
As a further optimization, the power output gear, the lower planetary gear, the upper planetary gear and the center fixed gear have different numbers of teeth.
As further optimization, the robot connecting device also comprises a robot connecting flange plate; the robot connecting flange plate is connected with the mounting rack through a shell support and used for mounting the polishing device on the robot.
As further optimization, the polishing mechanism comprises a polishing shaft with one end connected with the driving shaft 3 and a liquid supply mechanism sleeved on the polishing shaft; the liquid supply mechanism is used for supplying polishing liquid to the polishing shaft.
As a further optimization, the device also comprises a fixed link mechanism; one end of the fixed connecting rod mechanism is connected with the liquid supply structure, and the other end of the fixed connecting rod mechanism is fixedly connected with the shell support.
By adopting the technical scheme, the utility model discloses can gain following technological effect:
1, the utility model provides a planet motion formula burnishing device compact structure, transmission simple structure is stable.
2, the utility model provides a planet motion formula burnishing device adopts single motor drive, can realize the rotation and the revolution motion of polishing bistrique, simple structure, light in weight, and inertia is little.
3, the utility model provides a planet motion formula burnishing device can combine computer control technology cooperation robot, realizes the automatic polishing of robot, replaces artifical polishing operation.
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 structural diagram of a planetary motion polishing apparatus provided by the present invention at a first viewing angle;
fig. 2 is a schematic structural view (with part of the housing removed) of the planetary motion polishing apparatus provided by the present invention at a second viewing angle;
fig. 3 is a schematic diagram of the planetary motion polishing apparatus provided by the present invention carried on a robot to perform an automated polishing operation.
The labels in the figure are: 100-a polishing device; 1, installing a frame; 2-a drive device; 3-driving shaft; 4-planet axis; 5-a central fixed shaft; 6-a first transmission mechanism; 7-a second transmission mechanism; 6A-power take-off gear; 6B-lower planetary gear; 7A-upper planetary gear; 7B-center fixed gear; 8-a polishing mechanism; 9-a housing; 10-an upper support plate; 11-a lower support plate; 12-a first inner support plate; 13-a second inner support plate; 14-side support plate; 15-connecting the robot with a flange plate; 16-a housing support; 17-a fixed linkage; 18-a robot; 19-a polishing shaft; and 20, a liquid supply mechanism.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1 to 3, the present invention provides a planetary motion type polishing apparatus 100, which includes an installation frame 1, and a driving device 2, a driving shaft 3, a planetary shaft 4, a central fixing shaft 5, a first transmission mechanism 6, a second transmission mechanism 7 and a polishing mechanism 8, which are arranged on the installation frame 1. The output shaft of the driving device 2 is connected with one end of the driving shaft 3 through a coupler, and the other end of the driving shaft 3 is connected with the polishing mechanism 8 through a coupler so that the driving device 2 drives the polishing mechanism 8 to perform autorotation motion. Wherein the driving device 2 may be a motor. One end of the driving shaft 3 connected with the output shaft of the driving device 2 is connected with one end of the planet shaft 4 through a first transmission mechanism 6; the other end of the planet shaft 4 is connected with the central fixed shaft 5 through a second transmission mechanism 7.
As shown in fig. 2, the central axis of the central fixed shaft 5 is the central axis of the mounting frame 1, and the central axis of the driving shaft 3 has a certain eccentricity with respect to the central axis of the central fixed shaft 5, so that the power provided by the driving device 2 is transmitted to the central fixed shaft 5 through the driving shaft 3, the first transmission mechanism 6, the planetary shaft 4 and the second transmission mechanism 7, and the polishing mechanism 8 revolves around the central axis of the central fixed shaft 5 with a certain eccentricity. Therefore, when drive arrangement 2 drive polishing mechanism 8 carried out rotation motion, polishing mechanism 8 also can carry out revolution motion under certain eccentricity, so the utility model discloses a burnishing device 100 relies on a motor drive to realize that polishing mechanism 8 can enough carry out revolution motion's compound motion around self axis rotation motion again with certain eccentricity, polishes optical element and obtains getting rid of the more stability that is close of function with the ideal and get rid of the function and obtain higher-quality optical element.
As a further optimization, in the preferred embodiment of the present invention, as shown in fig. 1 and 2, the mounting frame 1 includes a housing 9, an upper support plate 10, a lower support plate 11, a first inner support plate 12, a second inner support plate 13, and a side support plate 14. The housing 9 has a top opening and a bottom opening which facilitate the introduction of external electrical wires for connection to the drive means 2 inside the housing 9. An upper supporting plate 10 is arranged at the opening at the top part and is used for being matched with the shell 9 to fix the two transmission mechanisms. The lower support plate 11 is arranged at the bottom opening and used for supporting the planetary transmission structure. Therefore, the working cavity provided by the whole installation frame 1 is basically of a closed structure, which is beneficial to the mechanism arranged on the installation frame 1 to be less affected by environmental factors and prolong the service life. A first inner support plate 12 and a second inner support plate 13 are arranged inside the shell 9, the first inner support plate 12 is arranged close to the upper support plate 10, and the second inner support plate 13 is arranged close to the lower support plate 11; the upper supporting plate 10, the lower supporting plate 11, the first inner supporting plate 12 and the second inner supporting plate 13 are parallel to each other, and the side supporting plates 14 are vertically arranged between the first inner supporting plate 12 and the second inner supporting plate 13 and between the second inner supporting plate 13 and the lower supporting plate 11, so that the stability of the whole installation frame 1 is improved.
More specifically, in the present embodiment, as shown in fig. 2, one end of the central fixing shaft 5 is connected to the upper support plate 10 by a bolt, and the other end is rotatably connected to the first inner support plate 12 by a bearing; the planet shaft 4 is rotationally connected with an upper supporting plate 10 and a lower supporting plate 11 through bearings; the driving device 2 is fixedly arranged on the second inner supporting plate 13, one end of the driving shaft 3 is connected with an output shaft of the driving device 2 penetrating through the second inner supporting plate 13, and the other end of the driving shaft penetrates through the lower supporting plate 11 to be connected with the polishing mechanism 8. Through foretell connected mode, make the utility model provides a burnishing device 100 compact structure, and possess the planet motion function.
As a further optimization, as shown in fig. 2, the first transmission mechanism 6 includes a power output gear 6A sleeved at one end of the driving shaft 3 connected with the output shaft of the driving device 2, and a lower planetary gear 6B engaged with the power output gear 6A and sleeved at the lower end of the planetary shaft 4 in the vertical direction. The second transmission mechanism 7 comprises an upper planetary gear 7A sleeved at the upper end of the planetary shaft 4 in the vertical direction and a central fixed gear 7B meshed with the upper planetary gear 7A and sleeved on the central fixed shaft 5. When the driving device 2 operates, power is transmitted to the lower planetary gear 6B through the driving shaft 3 and the power output gear 6A through gear meshing, and then transmitted to the upper planetary gear 7A through the planetary shaft 4, and the polishing mechanism 8 revolves around the central axis of the central fixed shaft 5 at a certain eccentricity through meshing with the fixed central gear. It should be noted that the power output gear 6A is connected to the driving shaft 3 by a key, and the lower planetary gear 6B, the upper planetary gear 7A and the planetary shafts 4, and the center fixed shaft 5 and the center fixed gear 7B may be connected by a key.
As a further optimization, in a preferred embodiment of the present invention, the power output gear 6A, the lower planetary gear 6B, the upper planetary gear 7A and the center fixed gear 7B have different numbers of teeth. The adjustment of the revolution speed and the rotation speed ratio of the polishing mechanism 8 can be realized by replacing gears with different tooth numbers.
As a further optimization, in a preferred embodiment of the present invention, as shown in fig. 2, the polishing mechanism 8 includes a polishing shaft 19 having one end connected to the driving shaft 3 through a coupling, and a liquid supply mechanism 20 sleeved on the polishing shaft 19, the liquid supply mechanism 20 is connected to the polishing shaft 19 through a bearing, and the liquid supply mechanism 20 is used for supplying polishing liquid to the polishing shaft 19.
As a further optimization, as shown in fig. 1 and 2, the polishing apparatus 100 of the present invention further includes a fixed link mechanism 17. One end of the fixed link mechanism 17 is connected with the liquid supply mechanism 20, and the other end is fixedly connected with the shell support 16, so that the stability of the polishing mechanism 8 in the planetary motion process can be improved, and the self-rotation motion of the liquid supply mechanism 20 along with the polishing shaft 19 is limited, and the access of external polishing liquid is facilitated.
As a further optimization, as shown in fig. 1 and 2, the polishing apparatus 100 further includes a robot attachment flange 15; the robot attachment flange 15 is connected to the mounting frame 1 through a housing bracket 16 for mounting the polishing apparatus 100 to the robot 18. As shown in fig. 3, the robot 18 is connected to the polishing apparatus 100 through the robot connecting flange 15, and then the polishing apparatus 100 provided by the present invention can be used in cooperation with the robot 18 by computer control technology to realize precise polishing of the optical element.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A planetary motion type polishing device is characterized by comprising an installation rack (1), and a driving device (2), a driving shaft (3), a planetary shaft (4), a central fixed shaft (5), a first transmission mechanism (6), a second transmission mechanism (7) and a polishing mechanism (8) which are arranged on the installation rack (1); an output shaft of the driving device (2) is connected with one end of the driving shaft (3), and the other end of the driving shaft (3) is connected with the polishing mechanism (8) so that the driving device (2) drives the polishing mechanism (8) to perform autorotation motion; one end of the driving shaft (3) connected with an output shaft of the driving device (2) is connected with one end of the planet shaft (4) through the first transmission mechanism (6); the other end of the planet shaft (4) is connected with the central fixed shaft (5) through the second transmission mechanism (7);
the central axis of the central fixed shaft (5) is the central axis of the mounting rack (1), and the central axis of the driving shaft (3) has a certain eccentricity relative to the central axis of the central fixed shaft (5), so that the power provided by the driving device (2) is transmitted to the central fixed shaft (5) through the driving shaft (3), the first transmission mechanism (6), the planet shaft (4) and the second transmission mechanism (7), and the polishing mechanism (8) revolves relative to the central axis of the central fixed shaft (5) at a certain eccentricity.
2. A planetary motion type polishing apparatus according to claim 1, wherein said mounting frame (1) comprises a housing (9), an upper support plate (10), a lower support plate (11), a first inner support plate (12), a second inner support plate (13) and side support plates (14); the shell (9) is provided with a top opening and a bottom opening, the upper supporting plate (10) is arranged at the top opening, and the lower supporting plate (11) is arranged at the bottom opening; the first inner support plate (12) and the second inner support plate (13) are arranged inside the shell (9), the first inner support plate (12) is arranged close to the upper support plate (10), and the second inner support plate (13) is arranged close to the lower support plate (11); the upper support plate (10), the lower support plate (11), the first inner support plate (12) and the second inner support plate (13) are parallel to each other, and the side support plate (14) is vertically arranged between the first inner support plate (12) and the second inner support plate (13) and between the second inner support plate (13) and the lower support plate (11);
one end of the central fixed shaft (5) is connected with the upper support plate (10), and the other end of the central fixed shaft is rotatably connected with the first inner support plate (12) through a bearing; the planet shaft (4) is rotationally connected with the upper supporting plate (10) and the lower supporting plate (11) through bearings; the driving device (2) is fixedly installed on the second inner supporting plate (13), one end of the driving shaft (3) is connected with an output shaft of the driving device (2) penetrating through the second inner supporting plate (13), and the other end of the driving shaft penetrates through the lower supporting plate (11) to be connected with the polishing mechanism (8).
3. A planetary motion type polishing device according to claim 1, characterized in that said first transmission mechanism (6) comprises a power output gear (6A) fitted on one end of said driving shaft (3) connected to the output shaft of said driving device (2) and a lower planetary gear (6B) engaged with said power output gear (6A) and fitted on the lower end of said planetary shaft (4) in the vertical direction.
4. A planetary motion type polishing device according to claim 3, characterized in that said second transmission mechanism (7) comprises an upper planetary gear (7A) fitted on the upper end of said planetary shaft (4) in the vertical direction and a central fixed gear (7B) engaged with said upper planetary gear (7A) and fitted on said central fixed shaft (5).
5. A planetary motion polishing apparatus according to claim 4, characterized in that the power take-off gear (6A), the lower planetary gear (6B), the upper planetary gear (7A) and the central fixed gear (7B) have different numbers of teeth.
6. A planetary motion polishing apparatus as claimed in claim 1, further comprising a robotic attachment flange (15); the robot connecting flange (15) is connected with the mounting frame (1) through a shell bracket (16) and is used for mounting the polishing device (100) on a robot (18).
7. A planetary motion type polishing device according to claim 6, characterized in that said polishing mechanism (8) comprises a polishing shaft (19) having one end connected to said driving shaft (3) and a liquid supply mechanism (20) fitted around said polishing shaft (19); the liquid supply mechanism (20) is used for supplying polishing liquid to the polishing shaft (19).
8. A planetary motion type polishing apparatus according to claim 7, further comprising a fixed link mechanism (17); one end of the fixed connecting rod mechanism (17) is connected with the liquid supply mechanism (20), and the other end of the fixed connecting rod mechanism is fixedly connected with the shell support (16).
Priority Applications (1)
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CN201922258151.8U CN211163412U (en) | 2019-12-16 | 2019-12-16 | Planetary motion type polishing device |
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CN201922258151.8U CN211163412U (en) | 2019-12-16 | 2019-12-16 | Planetary motion type polishing device |
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CN211163412U true CN211163412U (en) | 2020-08-04 |
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CN201922258151.8U Expired - Fee Related CN211163412U (en) | 2019-12-16 | 2019-12-16 | Planetary motion type polishing device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114559357A (en) * | 2022-03-26 | 2022-05-31 | 徐德富 | Single-driven revolution and rotation polishing and shape-modifying device |
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2019
- 2019-12-16 CN CN201922258151.8U patent/CN211163412U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114559357A (en) * | 2022-03-26 | 2022-05-31 | 徐德富 | Single-driven revolution and rotation polishing and shape-modifying device |
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Granted publication date: 20200804 |