CN214603784U - High-speed polishing device for optical lens - Google Patents
High-speed polishing device for optical lens Download PDFInfo
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- CN214603784U CN214603784U CN202022752798.9U CN202022752798U CN214603784U CN 214603784 U CN214603784 U CN 214603784U CN 202022752798 U CN202022752798 U CN 202022752798U CN 214603784 U CN214603784 U CN 214603784U
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Abstract
The utility model discloses a high-speed burnishing device of optical lens piece, bear the support including installing support, revolution drive arrangement, revolution eccentric adjustment structure, revolution output mechanism, rotation mechanism and follow-up, be equipped with revolution drive arrangement on the installing support, revolution drive arrangement lower extreme and revolution eccentric adjustment mechanism fixed connection, revolution eccentric adjustment mechanism output is connected with revolution output mechanism, revolution output mechanism one end and rotation mechanism coaxial coupling, installing support one side is installed the follow-up and is born the support, the follow-up bear the support keep away from one side of installing support with rotation mechanism sliding connection. The utility model discloses the structure is very compact, can realize high-speed, big torque output, has improved transmission efficiency, and its rotation speed has promoted more than 3 times than traditional rotation device under same output torque condition, has accelerateed optical lens piece's shape of face error convergence, the improvement that is showing machining efficiency.
Description
Technical Field
The utility model belongs to the technical field of lens processing equipment technique and specifically relates to a high-speed burnishing device of optical lens piece is related to.
Background
Due to the excellent performance of aspheric optical lenses, in recent years, aspheric optical lenses are widely used in optical systems, and meanwhile, the processing of aspheric optical lenses is increasingly important. At present, the computer-controlled optical surface forming (CCOS for short) technology is widely applied to the field of processing of aspheric optical lenses, quantitative surface shape data are obtained by detecting the surfaces of the lenses, and the dwell time is obtained according to a certain algorithm by combining a removal function and a preset processing path, so that the surface shape error is gradually converged, and finally the processing requirement is met.
The key to computer optical surface profiling technology is the polishing device, which typically needs to perform three functions: revolution and rotation movement of the polishing device, eccentric adjustment of revolution and a polishing disk pressurizing device. For example, chinese patent No. 201821025188.5 discloses a polishing technique using a planetary gear transmission mode, which uses a planetary gear assembly to realize revolution and rotation movements of a polishing device, but the device uses multi-stage transmission, has a complex and complicated structure, is easy to wear due to gear transmission, cannot realize high-speed rotation movement, and has low processing efficiency. As another example, chinese patent application No.: 201210435945.7 discloses a polishing technique using synchronous belt transmission, wherein the revolution and rotation of the polishing device are realized by an external motor reducer respectively through synchronous belt transmission, the structure is complex, the transmission efficiency is low, and the processing efficiency is low because of the need of two external motor reducers and multi-stage transmission.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high-speed burnishing device of optical lens piece, its characterized in that: the installation support is provided with the revolution driving device, the lower end of the revolution driving device is fixedly connected with the revolution eccentric adjusting mechanism, the output end of the revolution eccentric adjusting mechanism is connected with the revolution output mechanism, one end of the revolution output mechanism is coaxially connected with the rotation mechanism, the follow-up bearing support is installed on one side of the installation support, and one side, far away from the installation support, of the follow-up bearing support is in sliding connection with the rotation mechanism.
Preferably, the revolution output mechanism comprises a revolution bearing seat, a revolution output shaft, a revolution bearing, an upper bearing cover and a lower bearing cover, the output end of the revolution eccentric adjusting mechanism is fixedly connected with the revolution output shaft through a screw, the revolution output shaft is rotatably connected in the revolution bearing seat through the revolution bearing, the upper bearing cover is press-mounted at the upper end of the revolution bearing seat, the lower bearing cover is fixedly connected with the rotation mechanism, and the lower bearing cover is press-mounted at the lower end of the revolution output shaft.
Preferably, the rotation mechanism comprises an upper box body, a lower box body, a rotation torque motor, a rotation hollow shaft, a rotation spline shaft, a rotation bearing seat, a polishing head connecting rod, an air cylinder and a universal steel ball, wherein the upper box body and the lower box body are detachably connected, a containing cavity is formed at the joint position, a mounting port is formed in the upper end of the upper box body, the revolution bearing seat is embedded in the mounting port, the air cylinder is installed in the containing cavity, the air cylinder output shaft is movably connected with the rotation spline shaft through the universal steel ball, the rotation spline shaft is embedded in the rotation hollow shaft in an axially movable manner, the rotation torque motor is movably arranged on the periphery of the rotation hollow shaft, the rotation torque motor is non-rotatably arranged in the lower box body, a mounting port is formed in the upper end of the lower box body, and a first rotation bearing is installed in the mounting port, one end of the first autorotation bearing is abutted to the lower box body, an autorotation bearing seat is arranged at the lower end of the lower box body, a second autorotation bearing is installed in the autorotation bearing seat in a matched mode, and the lower end of the autorotation spline shaft extends out of the box body and is fixedly connected with the polishing head connecting rod.
Preferably, the mounting bracket is provided with relatively parallel transverse guide rails on the inner side.
Preferably, one side of the follow-up bearing bracket, which is close to the mounting bracket, is provided with a longitudinal guide rail which is relatively parallel, and one side of the longitudinal guide rail is provided with a first sliding block which is in adaptive connection with the transverse guide rail.
Preferably, a second sliding block is arranged on the lower box body and is in adaptive connection with the longitudinal guide rail.
Preferably, the number of the revolution bearings is two.
Preferably, the revolution driving device comprises a revolution motor, a revolution reducer, a mounting flange, a revolution driving shaft and a revolution driving shaft bearing, an output shaft of the revolution motor is fixedly connected with the revolution reducer, the periphery of the revolution reducer is fixedly connected with the mounting flange, the periphery of the mounting flange is abutted to the mounting bracket, an output shaft of the revolution reducer is in adaptive connection with the revolution driving shaft, and the revolution motor driving shaft is rotatably connected with the mounting bracket through the revolution driving shaft bearing.
Preferably, the revolution eccentric adjusting mechanism comprises an upper guide rail, a lower guide rail, an adjusting bolt and a set screw, the lower end of the revolution driving shaft is fixedly connected with the upper guide rail through the screw, the upper guide rail and the lower guide rail are matched to form a dovetail groove-shaped structure and are locked through the set screw in a matched mode, a mounting hole is formed in the same side of the upper guide rail and the lower guide rail, and the adjusting bolt is mounted in the mounting hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model provides an rotation motion adopts embedded torque motor drive, has saved speed reducer and middle transmission link, and the structure is very compact, can realize high-speed, big torque output, has improved transmission efficiency. Under the condition of the same output torque, the rotation speed of the optical lens is improved by more than 3 times compared with that of the traditional rotation device, the surface shape error convergence of the optical lens is accelerated, and the processing efficiency is obviously improved;
(2) the utility model provides a revolution motion adopts motor, speed reducer direct drive's mode, has saved middle transmission such as synchronous belt drive, gear drive of traditional revolution mechanism, and simple structure, compactness, operation are stable, transmission efficiency is high, reduce cost, later maintenance are simple and convenient to can be convenient, quick change different power size's motor, speed reducer.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 2, an optical lens high-speed polishing device includes a mounting bracket 1, a revolution driving device 2, a revolution motor 21, a revolution reducer 22, a mounting flange 23, a revolution driving shaft 24, a revolution driving shaft bearing 25, a revolution eccentric adjustment mechanism 3, an upper rail 31, a lower rail 32, an adjustment bolt 33, a set screw 34, a revolution output mechanism 4, a revolution shaft bearing 41, a revolution output shaft 42, a revolution bearing 43, a bearing upper end 44, a bearing lower end 45, a rotation mechanism 5, a rotation mechanism case 51, an upper case 511, a lower case 512, a rotation torque motor 52, a rotation hollow shaft 53, a rotation spline shaft 54, a first rotation bearing 551, a second rotation bearing 552, a rotation shaft bearing 56, a polishing head connecting rod 57, a cylinder 58, a universal steel ball 59, a follower bearing bracket 6, a first slider 61, a second slider 62, a transverse rail 63, a transverse guide 6, a transverse guide, and a transverse guide, A longitudinal guide 64 and a polishing disc 7.
The installation support 1 is provided with a revolution driving device 2, the lower end of the revolution driving device 2 is fixedly connected with a revolution eccentric adjusting mechanism 3, the output end of the revolution eccentric adjusting mechanism 3 is connected with a revolution output mechanism 4, one end of the revolution output mechanism 4 is coaxially connected with a rotation mechanism, a follow-up bearing support 6 is installed on one side of the installation support 1, in the embodiment, the follow-up bearing support 6 is preferably installed in the middle of the installation support 1, and one side, far away from the installation support 1, of the follow-up bearing support 6 is slidably connected with the rotation mechanism 5.
The revolution driving device 2 comprises a revolution motor 21, a revolution reducer 22, an installation flange 23, a revolution driving shaft 24 and a revolution driving shaft bearing 25, wherein an output shaft of the revolution motor 21 is fixedly connected with the revolution reducer 22, the periphery of the revolution reducer 22 is fixedly connected with the installation flange 23, the periphery of the installation flange 23 is abutted against the installation support 1, an output shaft of the revolution reducer 22 is in adaptive connection with the revolution driving shaft 24, the output shaft of the revolution reducer 22 can be directly inserted into a shaft hole with a key slot of the revolution driving shaft 24, and the revolution driving shaft 24 can be driven to rotate through key slot matching; the revolution driving device 2 is directly driven by a revolution motor 21 and a revolution reducer 22, has no intermediate transmission link, simple structure and high transmission efficiency, and can quickly replace motors with different powers according to actual requirements, and a driving shaft of the revolution motor 21 is rotatably connected with the mounting bracket 1 through a revolution driving shaft bearing 25.
The revolution eccentric adjusting mechanism 3 comprises an upper guide rail 31, a lower guide rail 32, an adjusting bolt 33 and a set screw 34, the lower end of a revolution driving shaft 24 is fixedly connected with the upper guide rail 31 through a screw and rotates together with the revolution driving shaft 24, the upper guide rail 31 and the lower guide rail 32 are matched to form a dovetail groove-shaped structure and are matched and locked through the set screw 34, the adjusting bolt 33 is rotatably connected in a mounting hole of the dovetail groove lower guide rail 32 through a small bearing or a copper bush, the threaded end of the adjusting bolt 33 is connected with a threaded mounting hole preset in the upper guide rail 32 through threaded matching, the offset of the lower guide rail 32 can be realized by rotating the adjusting bolt 33, the lower guide rail 32 drives a rotation mechanism box body 51 through a revolution output shaft 42 to realize integral eccentric adjustment, and the eccentric mechanism can simply and quickly realize stepless adjustment of revolution radius; the same side of the upper guide rail 31 and the lower guide rail 32 is marked with scale marks so as to accurately determine the eccentric adjustment amount, and after the eccentric amount is adjusted to a proper position, the set screw 34 is screwed tightly, so that the change of the eccentric amount in the working process can be prevented.
The revolution output mechanism 4 comprises a revolution bearing seat 41, a revolution output shaft 42, a revolution bearing 43, two bearing upper end covers 44 and two bearing lower end covers 45, the output end of the revolution eccentric adjusting mechanism 3 is fixedly connected with the revolution output shaft 42 through a screw, the revolution output shaft 42 is rotatably connected in the revolution bearing seat 41 through the revolution bearing 43, the upper end of the revolution bearing seat 41 is provided with the bearing upper end cover 44 in a pressing mode, the lower end of the revolution output shaft 42 is fixedly connected with the rotation mechanism, and the lower end of the revolution output shaft 42 is provided with the bearing lower end cover 45 in a pressing mode and is used for limiting the axial movement of the revolution bearing 43 and the revolution output shaft 42; the revolution output shaft 42 can freely rotate in the bearing seat 43 of the revolution output shaft, the revolution output shaft 43 is driven by the revolution driving module 2 and the revolution eccentric adjusting structure 3 from top to bottom to perform revolution and rotation movement, so that the rotation mechanism box body 51 is driven by the revolution output shaft 42 to realize revolution movement through a cross-shaped guide rail.
The rotation mechanism 5 comprises a box body, a rotation torque motor 52, a rotation hollow shaft 53, a rotation spline shaft 54, a rotation bearing 55, a rotation shaft bearing 56, a polishing head connecting rod 57, an air cylinder 58 and a universal steel ball 59, wherein the box body comprises an upper box body 511 and a lower box body 512, the upper box body 511 is detachably connected with the lower box body 512, a containing chamber is formed at the connecting position, the upper end of the upper box body 511 is provided with a mounting opening, the rotation shaft bearing 41 is embedded in the mounting opening, the air cylinder 58 is arranged in the containing chamber, the output shaft of the air cylinder 58 is movably connected with the rotation spline shaft 54 through the universal steel ball 59, the rotation spline shaft 54 is embedded in the rotation hollow shaft 53 in an axially movable way, the rotation spline shaft 54 can not rotate in the central hole of the rotation hollow shaft 53, the rotation torque motor 52 is movably arranged at the periphery of the rotation hollow shaft 53, the rotation torque motor 52 is non-rotatably arranged in the lower box body 512, a stator of the rotation torque motor 52 is embedded in a middle cavity of a lower box body 512 of the rotation mechanism, a rotor of the rotation torque motor 52 is sleeved outside the middle of a rotation hollow shaft 53, the inner cavity of the lower box body 512 of the rotation mechanism is fixed with the stator of the rotation torque motor 52 and the rotation hollow shaft 53 and the rotor of the rotation torque motor 52 through adhesive, relative rotation cannot be generated between the inner cavity and the rotor, a mounting opening is arranged at the upper end of the lower box body 512, a first rotation bearing 551 is arranged in the mounting opening, one end of the first rotation bearing 551 is abutted against the lower box body 512, a rotation shaft bearing 56 is arranged at the lower end of the lower box body 512, a second rotation bearing 552 is arranged in the rotation shaft bearing 56 in a matching way, the rotors of the rotation torque motor 52, the rotation hollow shaft 53, the rotation spline shaft 54 and the rotation torque motor 52 are rotatably sleeved in an inner cavity of the stator of the rotation torque motor 52 through rotation bearings 55 at two ends, so that the rotor of the rotation torque motor 52 is driven to rotate through the electromagnetic effect, further, the rotation hollow shaft 53 and the rotation spline shaft 54 are rotated.
The lower end of the rotation spline shaft 54 extends out of the box body and is fixedly connected with the polishing head connecting rod 57, the lower end of the polishing head connecting rod 57 is spherical, the polishing discs 7 can be connected in different directions, when air pressure is introduced into the air cylinder 58, an output shaft (a piston rod is used in the embodiment) of the air cylinder moves downwards, pressure is applied to the polishing discs 7 through the universal steel ball 59, the rotation spline shaft 54 and the polishing head connecting rod 57 in sequence, a constant pressure output value can be obtained by adjusting a pressure control valve of an external pneumatic system, the polishing discs 7 realize rotation movement of the polishing discs through the rotation torque motor 52 embedded in the box body 512 under the rotation mechanism, and due to the absence of a speed reducer and an intermediate transmission link, the structure is very compact, high-speed and high-torque output can be realized, and the transmission efficiency and the machining efficiency are obviously improved.
The inner side of the mounting bracket 1 is provided with a transverse guide rail 63 which is relatively parallel, one side of the follow-up bearing bracket 6 close to the mounting bracket 1 is provided with a longitudinal guide rail 64 which is relatively parallel, one side of the longitudinal guide rail 64 is provided with a first slide block 61, the first slide block 61 is in adaptive connection with the transverse guide rail 63, the lower box 512 is provided with a second slide block 62, the second slide block 62 is in adaptive connection with the longitudinal guide rail 64, the self-rotation mechanism box 51 can move longitudinally along the longitudinal guide rail 64 of the follow-up slide block 62 fixed on the follow-up bearing bracket 1, the transverse guide rail 63 and the longitudinal guide rail 64 form a cross-shaped track which is mutually vertical, and the follow-up bearing bracket 6 can move transversely along the transverse guide rail 63 fixedly arranged on the mounting bracket 1 along with the first slide block 61.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.
Claims (9)
1. A high-speed burnishing device of optical lens piece which characterized in that: including installing support (1), revolution drive arrangement (2), revolution eccentric adjustment mechanism (3), revolution output mechanism (4), rotation mechanism (5) and follow-up bear support (6), be equipped with revolution drive arrangement (2) on installing support (1), revolution drive arrangement (2) lower extreme and revolution eccentric adjustment mechanism (3) fixed connection, revolution eccentric adjustment mechanism (3) output is connected with revolution output mechanism (4), revolution output mechanism (4) one end and rotation mechanism coaxial coupling, installing support (1) one side is installed the follow-up and is born support (6), follow-up bear support (6) keep away from one side of installing support (1) with rotation mechanism (5) sliding connection.
2. A high-speed polishing apparatus for an optical lens as claimed in claim 1, wherein: the revolution output mechanism (4) comprises a revolution bearing seat (41), a revolution output shaft (42), a revolution bearing (43), a bearing upper end cover (44) and a bearing lower end cover (45), the output end of the revolution eccentric adjusting mechanism (3) is fixedly connected with the revolution output shaft (42) through screws, the revolution output shaft (42) is rotatably connected into the revolution bearing seat (41) through the revolution bearing (43), the bearing upper end cover (44) is arranged at the upper end of the revolution bearing seat (41) in a pressing mode, the lower end of the revolution output shaft (42) is fixedly connected with the rotation mechanism, and the bearing lower end cover (45) is arranged at the lower end of the revolution output shaft (42) in a pressing mode.
3. A high-speed polishing apparatus for optical lenses according to claim 2, wherein: the rotation mechanism (5) comprises an upper box body (511), a lower box body (512), a rotation torque motor (52), a rotation hollow shaft (53), a rotation spline shaft (54), a first rotation bearing (551), a second rotation bearing (552), a rotation bearing seat (56), a polishing head connecting rod (57), an air cylinder (58) and a universal steel ball (59), wherein the upper box body (511) is detachably connected with the lower box body (512) and a containing chamber is formed at the connecting position, an installation opening is formed in the upper end of the upper box body (511), the revolution bearing seat (41) is embedded in the installation opening, the air cylinder (58) is installed in the containing chamber, an output shaft of the air cylinder (58) is movably connected with the rotation spline shaft (54) through the universal steel ball (59), and the rotation spline shaft (54) is embedded in the rotation hollow shaft (53) in an axially movable manner, the rotation hollow shaft (53) periphery activity is provided with rotation torque motor (52), rotation torque motor (52) are nonrotatably located down in box (512), the installing port has been seted up to box (512) upper end down, installs first rotation bearing (551) in this installing port, first rotation bearing (551) one end is supported and is located down on box (512), box (512) lower extreme is equipped with rotation bearing frame (56) down, second rotation bearing (552) are installed to the adaptation in rotation bearing frame (56), rotation integral key shaft (54) lower extreme stretches out box and polishing head connecting rod (57) fixed connection.
4. A high-speed polishing apparatus for an optical lens as claimed in claim 1, wherein: and the inner side of the mounting bracket (1) is provided with a transverse guide rail (63) which is parallel relatively.
5. A high-speed polishing apparatus for optical lenses according to claim 4, wherein: one side, close to the mounting bracket (1), of the follow-up bearing bracket (6) is provided with a longitudinal guide rail (64) which is parallel relatively, one side of the longitudinal guide rail (64) is provided with a first sliding block (61), and the first sliding block (61) is in adaptive connection with the transverse guide rail (63).
6. A high-speed polishing apparatus for optical lenses according to claim 3, wherein: and a second sliding block (62) is arranged on the lower box body (512), and the second sliding block (62) is in adaptive connection with the longitudinal guide rail (64).
7. A high-speed polishing apparatus for optical lenses according to claim 2, wherein: the number of the revolution bearings (43) is two.
8. A high-speed polishing apparatus for optical lenses according to claim 2, wherein: revolution drive arrangement (2) are including revolution motor (21), revolution reduction gear (22), mounting flange (23), revolution drive shaft (24) and revolution drive shaft bearing (25), revolution motor (21) output shaft and revolution reduction gear (22) fixed connection, revolution reduction gear (22) periphery and mounting flange (23) fixed connection, mounting flange (23) periphery is supported and is located on installing support (1), the output shaft and the revolution drive shaft (24) adaptation of revolution reduction gear (22) are connected, revolution motor (21) drive shaft pass through revolution drive shaft bearing (25) rotationally with installing support (1) is connected.
9. A high-speed polishing apparatus for an optical lens as claimed in claim 8, wherein: revolution eccentric adjustment mechanism (3) include upper rail (31), lower rail (32), adjusting bolt (33) and holding screw (34), revolution drive shaft (24) lower extreme passes through screw and upper rail (31) fixed connection, upper rail (31) and lower rail (32) cooperation form forked tail groove shaped structure and lock through holding screw (34) cooperation, upper rail (31) and lower rail (32) homonymy are equipped with the mounting hole, install adjusting bolt (33) in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022752798.9U CN214603784U (en) | 2020-11-24 | 2020-11-24 | High-speed polishing device for optical lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022752798.9U CN214603784U (en) | 2020-11-24 | 2020-11-24 | High-speed polishing device for optical lens |
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| CN214603784U true CN214603784U (en) | 2021-11-05 |
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| CN202022752798.9U Active CN214603784U (en) | 2020-11-24 | 2020-11-24 | High-speed polishing device for optical lens |
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Cited By (4)
| 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 |
| CN114715500A (en) * | 2022-04-22 | 2022-07-08 | 武汉理工大学 | Track device |
| CN114800140A (en) * | 2022-04-22 | 2022-07-29 | 中国科学院上海光学精密机械研究所 | Double-rotor grinding and polishing tool used with robot |
| CN115026702A (en) * | 2022-08-11 | 2022-09-09 | 四川至臻光电有限公司 | High-efficient burnishing device |
-
2020
- 2020-11-24 CN CN202022752798.9U patent/CN214603784U/en active Active
Cited By (4)
| 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 |
| CN114715500A (en) * | 2022-04-22 | 2022-07-08 | 武汉理工大学 | Track device |
| CN114800140A (en) * | 2022-04-22 | 2022-07-29 | 中国科学院上海光学精密机械研究所 | Double-rotor grinding and polishing tool used with robot |
| CN115026702A (en) * | 2022-08-11 | 2022-09-09 | 四川至臻光电有限公司 | High-efficient burnishing device |
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Effective date of registration: 20230811 Address after: 215345 Room 2, No. 108, Shuanghe Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Langxin (Suzhou) Precision Optics Co.,Ltd. Address before: Room 101, building 10, zone a, phase VI industrial building, jindaoyuan, 169 Huizhi Middle Road, high tech Development Zone, Changsha, Hunan 410000 Patentee before: Hunan craftsman Shichuang Intelligent Machine Co.,Ltd. |
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