CN112548724A

CN112548724A - Large-focal-depth intraocular lens adjusting device based on human vision

Info

Publication number: CN112548724A
Application number: CN202011526883.1A
Authority: CN
Inventors: 王笛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-03-26

Abstract

The invention discloses a large focal depth intraocular lens adjusting device based on human vision, which relates to the technical field of intraocular lens processing equipment and comprises a case, wherein a motor is fixedly arranged on the outer wall of the top end of the case, the output end of the motor is fixedly connected with a first rotating shaft through a coupler, a polishing assembly is fixedly arranged at the bottom end of the first rotating shaft, an installation disc is fixedly sleeved on the outer wall of the middle part of the first rotating shaft, a sleeve is fixedly arranged on the outer wall of the outer ring of the installation disc through a screw, a spring is arranged in the sleeve, the other end of the spring is fixedly connected with a driving rod, and the other end of the driving rod penetrates through and extends to the outside of the sleeve. The rotary driving device of the artificial crystal is not required to be additionally arranged, so that the energy is saved and the environment is protected.

Description

Large-focal-depth intraocular lens adjusting device based on human vision

Technical Field

The invention relates to the technical field of artificial lens processing equipment, in particular to a large-focal-depth artificial lens adjusting device based on human vision.

Background

Intraocular lenses can be classified as hard intraocular lenses, folded intraocular lenses, specially treated intraocular lenses, multifocal/tunable intraocular lenses, and aspheric intraocular lenses, each having different characteristics. The processing of an intraocular lens (monocrystalline silicon, gallium arsenide, sapphire) or other hard and brittle materials is generally divided into three processes, namely cylindrical grinding, crystallographic orientation determination and finally crystallographic orientation plane (reference plane) grinding.

The invention relates to an artificial crystal polishing device, such as the publication number CN202684671U, the invention relates to an artificial crystal processing device, in particular to a five-axis numerical control barreling machine tool, which comprises a machine body and a machine tool tailstock, and is characterized in that an external cylindrical polishing part and a plane polishing part are arranged in front of the machine tool tailstock on the machine body, and an X-ray machine orientation device is also arranged on the machine body; the lathe body is provided with a pair of linear guide rail pairs, and the tailstock of the lathe is arranged on the linear guide rail pairs in a sliding manner; the X-ray machine orientation device is arranged on the guide rail pair on the lathe bed and can move along the guide rail pair, so that the X-ray machine orientation device can be adjusted to measure the crystal orientation of the material to be processed. The invention has compact structure, one device simultaneously comprises an X-ray machine orienting device, an external grinding part and a plane grinding part, all the procedures can be completed by one-time clamping, the processing precision and the production efficiency are improved, the occupied area is reduced, the energy consumption and the occupation of human resources are reduced, and the production cost is reduced.

But this artificial crystal processing equipment is polishing the in-process to the artificial crystal, and its subassembly of polishing and lens deflection need different drive arrangement to drive respectively, and not only the structure is complicated, and two sets of drive arrangement power consumption are more moreover, are not conform to the theme of energy-concerving and environment-protective now.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a large-focal-depth intraocular lens adjusting device based on human vision.

In order to achieve the purpose, the invention adopts the following technical scheme:

a large focal depth intraocular lens adjusting device based on human vision comprises a case, wherein a motor is fixedly installed on the outer wall of the top end of the case, the output end of the motor is fixedly connected with a first rotating shaft through a coupler, a polishing assembly is fixedly installed at the bottom end of the first rotating shaft, a mounting disc is fixedly sleeved on the outer wall of the middle part of the first rotating shaft, a sleeve is fixedly installed on the outer wall of the outer ring of the mounting disc through screws, a spring is placed inside the sleeve, a driving rod is fixedly connected to the other end of the spring, the other end of the driving rod penetrates through and extends to the outside of the sleeve, a first transmission rod is rotatably connected to the inner wall of the top end of the case through a bearing, a turntable is fixedly sleeved on the outer wall of the first transmission rod, a convex rod is fixedly installed on the lower surface of the, first transfer line passes through gear drive with the second transfer line and is connected, the bottom of second transfer line passes through the bearing rotation with the bottom inner wall of quick-witted case and is connected, the bottom inner wall of quick-witted case rotates through the bearing and is connected with the second pivot, the second pivot passes through belt drive with the second transfer line and is connected, the top fixed mounting of second pivot has first pneumatic cylinder, the output fixed mounting of first pneumatic cylinder has the workstation, the equal fixed mounting in upper surface both sides of workstation has the second pneumatic cylinder, the equal fixed mounting in output of second pneumatic cylinder has the connecting rod, the equal fixedly connected with holding piece in top of connecting rod.

Preferably, the driving rod is located telescopic inside one end fixedly connected with stopper, stopper and telescopic inner wall sliding connection.

Preferably, the outer wall of the sleeve is in threaded connection with a fixing screw, and the bottom end of the fixing screw is in contact with the outer wall of the driving rod.

Preferably, a supporting frame is fixedly mounted on the inner side wall of the case, the supporting frame is triangular, the upper surface of the supporting frame is rotatably connected with the bottom end of the first transmission rod through a bearing, and the second transmission rod penetrates through and extends to the other side of the supporting frame.

Preferably, a protection block is fixedly connected to the inner portion of the bottom end of the case, and the protection block is located below the first hydraulic cylinder.

Preferably, the number of the convex rods is eight, and the convex rods are arranged along the outer ring of the lower surface of the rotary disc at equal intervals.

Preferably, the number of the sleeves is eight, the sleeves are arranged along the outer ring side wall of the mounting disc at equal intervals, the extending end of the driving rod is in contact with the outer wall of the convex rod, and the clamping pieces are fan-shaped.

The invention has the beneficial effects that:

1. according to the invention, the installation disc is driven to rotate through the first rotating shaft, the installation disc drives the sleeve to rotate, the sleeve drives the driving rod to rotate, the driving rod is contacted with the convex rod, the driving rod drives the convex rod to move, the convex rod drives the turntable to rotate, the turntable drives the first transmission rod to rotate, the first transmission rod drives the second transmission rod to rotate through the gear, the second transmission rod drives the second rotating shaft to rotate through the belt, and the second rotating shaft drives the workbench to rotate.

2. According to the invention, the fixing screws are loosened, the driving rods move outwards under the action of the springs, and the driving rods on the outer wall of the mounting disc move outwards, so that the driving rods can be in contact with the convex rods, the intermittent deflection time of the artificial crystal in the polishing process can be adjusted by controlling the extending amount of the driving rods, the polishing device can meet the polishing requirements of the artificial crystals with different sizes, and the application range is wide.

Drawings

FIG. 1 is a schematic structural diagram of a large focal depth intraocular lens adjusting device based on human vision.

Fig. 2 is a structural schematic diagram of a mounting disc and a sleeve of the large focal depth intraocular lens adjusting device based on human vision.

Fig. 3 is a schematic diagram of a partially enlarged structure at a in fig. 1 of the large focal depth intraocular lens adjusting device based on human vision.

Fig. 4 is a top view of a mounting plate of a large focal depth intraocular lens adjusting device based on human vision according to the present invention.

Fig. 5 is a top view of a turntable of a large focal depth intraocular lens adjusting device based on human vision according to the present invention.

Reference numbers in the figures: 1. a chassis; 2. a motor; 3. a first rotating shaft; 4. polishing the assembly; 5. a first drive lever; 6. a second transmission rod; 7. a turntable; 8. a support frame; 9. a protection block; 10. a second rotating shaft; 11. a first hydraulic cylinder; 12. a work table; 13. a second hydraulic cylinder; 14. a connecting rod; 15. a clamping piece; 16. mounting a disc; 17. a sleeve; 18. a spring; 19. a drive rod; 20. a set screw; 21. a protruding rod.

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.

Referring to fig. 1-5, a large focal depth intraocular lens adjusting device based on human vision comprises a case 1, a motor 2 is fixedly installed on the outer wall of the top end of the case 1, the output end of the motor 2 is fixedly connected with a first rotating shaft 3 through a coupler, a polishing component 4 is fixedly installed at the bottom end of the first rotating shaft 3, a mounting plate 16 is fixedly sleeved on the outer wall of the middle part of the first rotating shaft 3, a sleeve 17 is fixedly installed on the outer wall of the outer ring of the mounting plate 16 through a screw, a spring 18 is placed inside the sleeve 17, the other end of the spring 18 is fixedly connected with a driving rod 19, the other end of the driving rod 19 penetrates and extends to the outside of the sleeve 17, the inner wall of the top end of the case 1 is rotatably connected with a first transmission rod 5 through a bearing, a turntable 7 is fixedly sleeved on the outer wall of the first transmission rod 5, a convex rod, first transfer line 5 passes through gear drive with second transfer line 6 and is connected, the bottom of second transfer line 6 passes through the bearing rotation with the bottom inner wall of quick-witted case 1 and is connected, the bottom inner wall of quick-witted case 1 rotates through the bearing and is connected with second pivot 10, second pivot 10 passes through belt drive with second transfer line 6 and is connected, the top fixed mounting of second pivot 10 has first pneumatic cylinder 11, the output fixed mounting of first pneumatic cylinder 11 has workstation 12, the equal fixed mounting in upper surface both sides of workstation 12 has second pneumatic cylinder 13, the equal fixed mounting in output of second pneumatic cylinder 13 has connecting rod 14, the equal fixedly connected with cramping piece 15 in top of connecting rod 14.

The actuating lever 19 is located the inside one end fixedly connected with stopper of sleeve 17, and stopper and sleeve 17's inner wall sliding connection prevent that actuating lever 19 from being popped out under the effort of spring 18, and sleeve 17's outer wall threaded connection has set screw 20, and set screw 20's bottom contacts with the outer wall of actuating lever 19.

The inside lateral wall fixed mounting of quick-witted case 1 has support frame 8, and support frame 8 is triangle-shaped, and the upper surface of support frame 8 passes through the bearing with the bottom of first transfer line 5 and rotates and be connected, and second transfer line 6 runs through and extends to the opposite side of support frame 8, has improved the stability of first transfer line 5 during operation, and the inside fixedly connected with protection piece 9 in bottom of quick-witted case 1, protection piece 9 is located the below of first pneumatic cylinder 11.

Protruding pole 21 is eight, and prolongs the lower surface outer loop equidistance of carousel 7 and arrange, and sleeve 17 is eight, and prolongs the outer loop lateral wall equidistance of mounting disc 16 and arrange, and actuating lever 19's extension end contacts with the outer wall of protruding pole 21, and holding piece 15 is the fan-type, makes holding piece 15 laminate the intraocular lens more, improves the stability of centre gripping.

The working principle is as follows:

when the invention is used, an artificial crystal is placed between clamping pieces 15, a second hydraulic cylinder 13 is started, the second hydraulic cylinder 13 drives a connecting rod 14 to move, the connecting rod 14 drives the clamping pieces 15 to move, the artificial crystal is fixed through the clamping pieces 15, a motor 2 is started at the same time, the motor 2 drives a first rotating shaft 3 to rotate, the first rotating shaft 3 drives a grinding component 4 to rotate, a first hydraulic cylinder 11 is started, the first hydraulic cylinder 11 drives a workbench 12 to ascend, the workbench 12 drives the artificial crystal to ascend, the surface of the artificial crystal is ground through the grinding component 4, meanwhile, the first rotating shaft 3 drives a mounting disc 16 to rotate, the mounting disc 16 drives a sleeve 17 to rotate, the sleeve 17 drives a driving rod 19 to rotate, the driving rod 19 is in contact with a convex rod 21, the driving rod 19 drives the convex rod 21 to move, the convex rod 21 drives a rotary disc 7 to rotate, the rotary disc 7 drives a first, the first transmission rod 5 drives the second transmission rod 6 to rotate through a gear, the second transmission rod 6 drives the second rotating shaft 10 to rotate through a belt, and the second rotating shaft 10 drives the workbench 12 to rotate, so that the function of polishing and intermittently deflecting the intraocular lens on the workbench 12 is realized while the first rotating shaft 3 drives the polishing assembly 4 to polish the intraocular lens, and the energy-saving and environment-friendly intraocular lens polishing device is energy-saving and environment-friendly;

meanwhile, the fixing screws 20 are loosened, the driving rods 19 move outwards under the action force of the springs 18, the driving rods 19 on the outer wall of the mounting disc 16 move outwards, and the driving rods 19 can be in contact with the convex rods 21, so that the intermittent deflection time of the intraocular lens in the polishing process can be adjusted, the intermittent deflection time of the intraocular lens in the polishing process can be adjusted by controlling the number of the extending driving rods 19, the polishing device can meet polishing requirements of intraocular lenses of different sizes, and is wide in application range.

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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered 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 defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a big focal depth intraocular lens adjusting device based on human eyesight, includes quick-witted case (1), its characterized in that, the top outer wall fixed mounting of quick-witted case (1) has motor (2), the output of motor (2) passes through shaft coupling fixedly connected with first pivot (3), the bottom fixed mounting of first pivot (3) has polishing subassembly (4), the middle part outer wall fixed cup joint mounting disc (16) of first pivot (3), the outer loop outer wall of mounting disc (16) has sleeve (17) through screw fixed mounting, spring (18) have been placed to the inside of sleeve (17), the other end fixed connection of spring (18) has actuating lever (19), the other end of actuating lever (19) runs through and extends to the outside of sleeve (17), the top inner wall of quick-witted case (1) is connected with first transmission pole (5) through bearing rotation, the outer wall of the first transmission rod (5) is fixedly sleeved with a rotary table (7), a convex rod (21) is fixedly mounted on the lower surface of the rotary table (7), a second transmission rod (6) is rotatably connected to the inner wall of the top end of the case (1) through a bearing, the first transmission rod (5) is connected with the second transmission rod (6) through gear transmission, the bottom end of the second transmission rod (6) is rotatably connected with the inner wall of the bottom end of the case (1) through a bearing, the inner wall of the bottom end of the case (1) is rotatably connected with a second rotating shaft (10) through a bearing, the second rotating shaft (10) is connected with the second transmission rod (6) through belt transmission, a first hydraulic cylinder (11) is fixedly mounted at the top end of the second rotating shaft (10), a workbench (12) is fixedly mounted at the output end of the first hydraulic cylinder (11), and second hydraulic cylinders (13) are fixedly mounted on two sides of the upper, the output end of the second hydraulic cylinder (13) is fixedly provided with a connecting rod (14), and the top end of the connecting rod (14) is fixedly connected with a clamping piece (15).

2. The intraocular lens adjusting device with large focal depth based on human vision of claim 1, characterized in that the driving rod (19) is located inside the sleeve (17) and has a stopper fixedly connected to one end, and the stopper is connected with the inner wall of the sleeve (17) in a sliding manner.

3. The intraocular lens adjusting device with large focal depth based on human vision according to claim 1, characterized in that the outer wall of the sleeve (17) is connected with a fixing screw (20) in a threaded manner, and the bottom end of the fixing screw (20) is in contact with the outer wall of the driving rod (19).

4. The intraocular lens adjusting device with large focal depth based on human vision of claim 1, characterized in that a supporting frame (8) is fixedly mounted on the inner side wall of the case (1), the supporting frame (8) is triangular, the upper surface of the supporting frame (8) is rotatably connected with the bottom end of the first transmission rod (5) through a bearing, and the second transmission rod (6) penetrates and extends to the other side of the supporting frame (8).

5. The intraocular lens adjusting device with large focal depth based on human vision of claim 1, characterized in that a protection block (9) is fixedly connected inside the bottom end of the case (1), and the protection block (9) is located below the first hydraulic cylinder (11).

6. The intraocular lens adjusting device with large focal depth based on human vision according to claim 1, characterized in that the number of the protruding rods (21) is eight, and the protruding rods are arranged equidistantly along the outer ring of the lower surface of the rotary disk (7).

7. The intraocular lens adjusting device with large focal depth based on human vision according to claim 1, characterized in that the number of the sleeves (17) is eight and they are arranged equidistantly along the outer circumferential side wall of the mounting plate (16), the extending end of the driving rod (19) is in contact with the outer wall of the protruding rod (21), and the holding piece (15) is fan-shaped.