Correcting and rotating device for lens machining

Abstract

The utility model belongs to the technical field of lens processing, in particular to a correcting and rotating device for lens processing, which comprises a base and a pressure plate, the top of the base is provided with a rotating mechanism for rotating a lens, the top of the base is fixedly connected with a portal frame, and a correcting mechanism is arranged between the portal frame and the pressure plate. And a pressing and fixing mechanism for pressing and fixing the lens is arranged on the pressure plate. The correction mechanism is reasonable in structural design, the turnup part of the lens body can be automatically pressed downwards through the correction pressing rods in the correction mechanism, the lens body can be automatically subjected to horizontal correction work under the pressing of the correction pressing rods, the situation that the subsequent machining quality is affected due to the fact that the lens body is not corrected is avoided, and the production efficiency is improved. And meanwhile, through double pressing and fixing of the correction pressing rod and the pressing and fixing head, fixing of the lens body is firmer, and the phenomenon that the machining precision is affected due to deviation during rotation is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of lens processing, in particular to a correction and rotation device for lens processing. Background Art

[0002] The lens is an optical element made of lens material with a spherical surface. It is widely used in various fields such as security, vehicle-mounted, digital cameras, lasers, optical instruments, etc. With the continuous development of the market, lens technology is becoming more and more widely used. In the process of lens processing, after cutting and grinding the edge, it is sometimes necessary to coat the edge. After searching: Patent No. CN213970404U is a fixing device with a rotating structure for holographic lens processing, including a base, a support shaft and a transmission rod, a support shaft is arranged in the middle of the base, and a fixture body is arranged on the outside of the base, a storage table is arranged in the middle of the fixture body, and a fixed baffle is installed on the right side of the storage table, and a moving splint is installed on the left side of the storage table, a bracket is connected to the left side of the moving splint, and a transmission rod is connected to the left side of the bracket, and a pulley is arranged below the transmission rod, a knob is installed below the right side of the base, a universal shaft is connected to the left side of the turntable, a bearing is installed in the middle of the crossbar, and a locking column is installed inside the upper part of the turntable.

[0003] However, the fixing device with a rotating structure for lens processing mentioned above still has some shortcomings. Although the lens can be stably fixed on the rotating structure, it is inconvenient to perform horizontal correction on the lens, so that the lens is fixed on the rotating structure at an angle, affecting the quality of subsequent lens processing. Therefore, we propose a correction rotating device for lens processing to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the above-mentioned shortcomings and proposes a correction and rotation device for lens processing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A correction and rotation device for lens processing comprises a base and a pressure plate, wherein a rotation mechanism for rotating the lens is arranged on the top of the base, a gantry is fixedly connected to the top of the base, a correction mechanism is arranged between the gantry and the pressure plate, and a pressing mechanism for pressing down and fixing the lens is arranged on the pressure plate.

[0007] Preferably, the rotating mechanism comprises a rotating motor fixedly mounted on the top of the base, the output shaft of the rotating motor is fixedly connected to a rotating shaft, the top of the rotating shaft is fixedly connected to a turntable, and the lens body is movably placed on the top of the turntable.

[0008] Preferably, a placement groove is provided on the top of the turntable, and the lens body is movably placed in the placement groove.

[0009] Preferably, the correction mechanism includes a hydraulic cylinder fixedly connected to the top of the gantry and an annular slide rail fixedly connected to the top of the pressure plate, a mounting plate fixedly connected to the output shaft of the hydraulic cylinder, two guide columns fixedly connected to the bottom of the mounting plate, a sliding plate fixedly connected to the bottom ends of the two guide columns, both sliding plates slidably sleeved in the annular slide rail, a plurality of correction pressure rods fixedly connected to the bottom of the pressure plate, and the bottom ends of the plurality of correction pressure rods movably abut against the top of the lens body.

[0010] Preferably, two sliding holes are provided on the top of the gantry, and limiting rods are slidably sleeved in the two sliding holes, and the two limiting rods are fixedly connected to the top of the mounting plate.

[0011] Preferably, the two guide posts are slidably sleeved in the annular slide rail.

[0012] Preferably, the pressing mechanism comprises a cylinder fixedly connected to the top of the pressure plate, a connecting rod fixedly connected to the output shaft of the cylinder, a pressing head fixedly connected to the bottom end of the connecting rod, and the pressing head movably abuts against the bottom inner wall of the lens body.

[0013] Preferably, an outer fixing sleeve of the pressing head is provided with an anti-skid pad, and the anti-skid pad is movably abutted against the bottom inner wall of the lens body.

[0014] In the utility model, the correction rotating device for lens processing is described, the lens body is placed in the placement groove provided on the turntable, and then the hydraulic cylinder is started, the output shaft of the hydraulic cylinder drives the installation plate and the two guide columns to move downward, the two guide columns drive the annular slide rail and the pressure plate to move downward, the pressure plate drives the synchronous downward movement of multiple correction pressure rods, and the multiple correction pressure rods will contact the raised part of the lens body during the process of descending, and under the downward pressure of the multiple correction pressure rods, the lens body can be automatically corrected horizontally, and continue to move downward after correction, so that the lens body can be effectively pressed down and fixed. In order to ensure the stability of the fixation, the cylinder is started, and the output shaft of the cylinder drives the connecting rod and the pressing head to move downward to press down and fix the center position of the bottom inner wall of the lens body again, so as to ensure the firmness of the fixation, and at the same time, under the action of the anti-slip pad, the stability of the lens body is further improved;

[0015] In the utility model, the correction and rotation device for lens processing is described. After the correction and fixation are completed, the rotation motor is started, and the rotation motor drives the rotation of the rotation shaft and the turntable. Because the lens body is double-pressed and fixed, the turntable can drive the lens body, the pressure plate and the annular slide rail to rotate. Under the guide limit of the guide column and the slide plate, the annular slide rail, the pressure plate and the lens body rotate more smoothly, and then the lens body can be rotated.

[0016] The utility model has a reasonable structural design. Through the multiple correction pressure rods in the correction mechanism, the raised part of the lens body can be automatically pressed down. Under the downward pressure of the multiple correction pressure rods, the lens body can automatically perform horizontal correction work, thereby avoiding the lens body not being corrected and affecting the quality of subsequent processing. At the same time, through the dual downward pressure and fixation of the correction pressure rod and the pressing head, the lens body is fixed more firmly, thereby avoiding the displacement during rotation and affecting the processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a correction and rotation device for lens processing proposed by the utility model;

[0018] Figure 2 A cross-sectional view of a correction and rotation device for lens processing proposed by the utility model;

[0019] Figure 3 An exploded stereogram of a correction mechanism and a pressing mechanism of a correction rotating device for lens processing proposed by the utility model;

[0020] Figure 4 for Figure 2 Schematic diagram of the structure of part A.

[0021] In the figure: 1. base; 2. gantry; 3. rotating motor; 4. rotating shaft; 5. turntable; 6. hydraulic cylinder; 7. limit rod; 8. placement slot; 9. lens body; 10. anti-slip pad; 11. pressing head; 12. connecting rod; 13. correction pressure rod; 14. pressure plate; 15. mounting plate; 16. guide column; 17. annular slide rail; 18. slide plate; 19. cylinder. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-4A correction and rotation device for lens processing includes a base 1 and a pressure plate 14. A rotation mechanism for rotating the lens is arranged on the top of the base 1. A gantry 2 is fixedly connected to the top of the base 1. A correction mechanism is arranged between the gantry 2 and the pressure plate 14. A pressing mechanism for pressing down and fixing the lens is arranged on the pressure plate 14.

[0024] Furthermore, the rotating mechanism includes a rotating motor 3 fixedly mounted on the top of the base 1, a rotating shaft 4 is fixedly connected to the output shaft of the rotating motor 3, a turntable 5 is fixedly connected to the top of the rotating shaft 4, a lens body 9 is movably placed on the top of the turntable 5, a placement groove 8 is opened on the top of the turntable 5, and the lens body 9 is movably placed in the placement groove 8, and the rotating motor 3 is started, and the rotating motor 3 drives the rotation of the rotating shaft 4 and the turntable 5. Since the lens body 9 is double-pressed and fixed, the turntable 5 can drive the lens body 9, the pressure plate 14 and the annular slide rail 17 to rotate, and then the lens body 9 can be rotated.

[0025] Further, the correction mechanism includes a hydraulic cylinder 6 fixedly connected to the top of the gantry 2 and an annular slide rail 17 fixedly connected to the top of the pressure plate 14, a mounting plate 15 is fixedly connected to the output shaft of the hydraulic cylinder 6, two guide columns 16 are fixedly connected to the bottom of the mounting plate 15, the bottom ends of the two guide columns 16 are fixedly connected to a sliding plate 18, and the two sliding plates 18 are slidably sleeved in the annular slide rail 17, a plurality of correction pressure rods 13 are fixedly connected to the bottom of the pressure plate 14, the bottom ends of the plurality of correction pressure rods 13 are movably abutted against the top of the lens body 9, and the two guide columns 16 are slidably sleeved. In the annular slide rail 17, the hydraulic cylinder 6 is started, and the output shaft of the hydraulic cylinder 6 drives the mounting plate 15 and the two guide columns 16 to move downward, and the two guide columns 16 drive the annular slide rail 17 and the pressure plate 14 to move downward, and the pressure plate 14 drives the synchronous downward movement of multiple correction pressure rods 13. During the process of descending, the multiple correction pressure rods 13 will contact the raised part of the lens body 9. Under the downward pressure of the multiple correction pressure rods 13, the lens body 9 can be automatically corrected to the horizontal level. After the correction, it continues to move downward, and the lens body 9 can be effectively pressed down and fixed to ensure the stability of the fixation.

[0026] Furthermore, two sliding holes are provided at the top of the gantry 2, and limit rods 7 are slidably sleeved in the two sliding holes. The two limit rods 7 are fixedly connected to the top of the mounting plate 15, and can guide the mounting plate 15 to make its lifting and lowering more stable and smooth.

[0027] Furthermore, the pressing mechanism includes a cylinder 19 fixedly connected to the top of the pressure plate 14, and a connecting rod 12 is fixedly connected to the output shaft of the cylinder 19. The bottom end of the connecting rod 12 is fixedly connected to a pressing head 11, and the pressing head 11 is movably abutted against the bottom inner wall of the lens body 9. When the cylinder 19 is started, the output shaft of the cylinder 19 drives the connecting rod 12 and the pressing head 11 to move downward to press down and fix the center position of the bottom inner wall of the lens body 9 again, thereby ensuring the firmness of the fixation.

[0028] Furthermore, an outer fixing sleeve of the pressing head 11 is provided with an anti-skid pad 10 , which is movably abutted against the bottom inner wall of the lens body 9 . Under the action of the anti-skid pad 10 , the stability of the lens body 9 is further improved.

[0029] In the utility model, when in use, the lens body 9 is placed in the placement groove 8 provided in the turntable 5, and then the hydraulic cylinder 6 is started, the output shaft of the hydraulic cylinder 6 drives the mounting plate 15 and the two guide columns 16 to move downward, the two guide columns 16 drive the annular slide rail 17 and the pressure plate 14 to move downward, the pressure plate 14 drives the synchronous downward movement of multiple correction pressure rods 13, and the multiple correction pressure rods 13 will contact the raised part of the lens body 9 during the process of descending. Under the downward pressure of the multiple correction pressure rods 13, the lens body 9 can be automatically corrected horizontally, and continue to move downward after correction, so that the lens body 9 can be effectively pressed down and fixed. In order to ensure the stability of the fixation, Start the cylinder 19, and the output shaft of the cylinder 19 drives the connecting rod 12 and the pressing head 11 to move downward to press down and fix the center position of the bottom inner wall of the lens body 9 again to ensure the firmness of the fixation. After the correction and fixation are completed, start the rotating motor 3, and the rotating motor 3 drives the rotation of the rotating shaft 4 and the turntable 5. Since the lens body 9 is doubly pressed down and fixed, the turntable 5 can drive the lens body 9, the pressure plate 14 and the annular slide rail 17 to rotate. Under the guide limit of the guide column 16 and the sliding plate 18, the annular slide rail 17, the pressure plate 14 and the lens body 9 rotate more smoothly, and then the lens body 9 can be rotated.

Claims

1. A correction rotation device for lens processing, characterized in that: The invention comprises a base (1) and a pressure plate (14); a rotating mechanism for rotating a lens is arranged on the top of the base (1); a gantry (2) is fixedly connected to the top of the base (1); a correction mechanism is arranged between the gantry (2) and the pressure plate (14); and a pressing mechanism for pressing down and fixing the lens is arranged on the pressure plate (14).

2. A correction and rotation device for lens processing according to claim 1, characterized in that: The rotating mechanism comprises a rotating motor (3) fixedly mounted on the top of the base (1); a rotating shaft (4) is fixedly connected to the output shaft of the rotating motor (3); a rotating disk (5) is fixedly connected to the top of the rotating shaft (4); and a lens body (9) is movably placed on the top of the rotating disk (5).

3. A correction and rotation device for lens processing according to claim 2, characterized in that: The top of the rotating disk (5) is provided with a placement groove (8), and the lens body (9) is movably placed in the placement groove (8).

4. A correction and rotation device for lens processing according to claim 1, characterized in that: The correction mechanism comprises a hydraulic cylinder (6) fixedly connected to the top of the gantry (2) and an annular slide rail (17) fixedly connected to the top of the pressure plate (14); a mounting plate (15) is fixedly connected to the output shaft of the hydraulic cylinder (6); two guide columns (16) are fixedly connected to the bottom of the mounting plate (15); the bottom ends of the two guide columns (16) are fixedly connected to a slide plate (18); the two slide plates (18) are slidably sleeved in the annular slide rail (17); a plurality of correction pressure rods (13) are fixedly connected to the bottom of the pressure plate (14); the bottom ends of the plurality of correction pressure rods (13) are movably abutted against the top of the lens body (9).

5. A correction and rotation device for lens processing according to claim 4, characterized in that: Two sliding holes are provided at the top of the gantry (2), and limit rods (7) are slidably sleeved in the two sliding holes. The two limit rods (7) are fixedly connected to the top of the mounting plate (15).

6. A correction and rotation device for lens processing according to claim 4, characterized in that: The two guide columns (16) are both slidably sleeved in the annular slide rail (17).

7. A correction and rotation device for lens processing according to claim 1, characterized in that: The pressing mechanism comprises a cylinder (19) fixedly connected to the top of a pressure plate (14); a connecting rod (12) is fixedly connected to an output shaft of the cylinder (19); a pressing head (11) is fixedly connected to the bottom end of the connecting rod (12); and the pressing head (11) is movably abutted against the bottom inner wall of the lens body (9).

8. A correction and rotation device for lens processing according to claim 7, characterized in that: An outer fixing sleeve of the pressing head (11) is provided with an anti-skid pad (10), and the anti-skid pad (10) is movably abutted against the bottom inner wall of the lens body (9).

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