Edge grinding equipment for optical lens machining

Abstract

The utility model discloses edge grinding equipment for optical lens machining. The edge grinding equipment comprises a shell and a positioning mechanism. A V-shaped groove is formed in the front surface of the shell, a lens hole is formed in the middle of the V-shaped groove, a screw is rotationally connected between the left inner wall and the right inner wall of the shell, the thread directions of the left end and the right end of the screw are opposite, the left end and the right end of the outer arc face of the screw are in threaded connection with clamping plates, and the opposite inner side faces of the two clamping plates are rotationally connected with rotating discs through third rotating shafts. A single-chip microcomputer is arranged on the side face of the shell, and the input end of the single-chip microcomputer is electrically connected to an external And the positioning mechanism is arranged in the shell, the rear end of the positioning mechanism is provided with an edge grinding roller and a first motor, and an output shaft of the first motor is fixedly connected with the edge grinding roller. According to the edge grinding equipment for optical lens machining, an optical lens is automatically positioned and clamped, the steps of optical lens edge grinding operation are reduced, the edge grinding equipment is convenient to use, and the production efficiency is improved. The processing efficiency of the optical lens is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical lens processing, in particular to an edge grinding device for optical lens processing. Background Art

[0002] An optical lens is an optical element made of transparent material, which can aggregate or disperse light. Optical lenses can be divided into two types: convex lenses and concave lenses. Convex lenses are thicker in the middle than at the edges, and have three forms: biconvex, plano-convex, and concave-convex; concave lenses are thinner in the middle than at the edges, and have three forms: biconcave, plano-concave, and convex-concave. Optical lenses are widely used in many fields such as astronomy, military, transportation, medicine, and art. In addition, optical lenses can also refer to the lenses on glasses, which are composed of two refractive surfaces, front and back, so they are also called lenses. The addition of optical lenses The process can be divided into milling, fine grinding, polishing, cleaning, edging, coating, inking, gluing and other processes. In the edging process, the outer diameter of the original lens is ground to a specified outer diameter. In the prior art, when edging an optical lens, the optical lens is often fixed in an edging device to reduce the contact between the edging parts and the palm of the person and improve the safety of edging. However, when some edging devices are fixing the optical lens, because the position of the optical lens needs to be determined, there are more operating steps for fixing the optical lens, which affects the processing efficiency of the optical lens. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide an edge grinding device for optical lens processing, which automatically positions and clamps the optical lens, reduces the steps of the optical lens edge grinding operation, facilitates the use of the edge grinding device, improves the processing efficiency of the optical lens, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an edge grinding device for optical lens processing, comprising a housing and a positioning mechanism;

[0005] Shell: A V-shaped groove is provided on its front surface, a lens hole is provided in the middle of the V-shaped groove, a screw is rotatably connected between the left and right inner walls of the shell, the threads of the left and right ends of the screw are in opposite directions, the left and right ends of the outer arc surface of the screw are threadedly connected with clamping plates, the opposite inner sides of the two clamping plates are rotatably connected with a turntable through a rotating shaft, a single-chip microcomputer is provided on the side of the shell, and the input end of the single-chip microcomputer is electrically connected to an external power supply;

[0006] Positioning mechanism: It is arranged inside the shell, and the rear end of the positioning mechanism is respectively installed with an edge grinding roller and a motor 1. The output shaft of the motor 1 is fixedly connected to the edge grinding roller, and the input end of the motor 1 is electrically connected to the output end of the single-chip microcomputer. The optical lens is automatically positioned and clamped, which reduces the steps of the optical lens edge grinding operation, facilitates the use of the edge grinding equipment, and improves the processing efficiency of the optical lens.

[0007] Furthermore, the positioning mechanism includes a sliding support plate, a fixed support plate, a mounting frame 1, a positioning roller and a mounting frame 2, the sliding support plate is located inside the shell, the surface of the sliding support plate is slidably connected to the mounting frame 1, the interior of the mounting frame 1 is rotatably connected to an edge grinding roller via a rotating shaft 1, a motor 1 is provided on the side of the mounting frame 1, the fixed support plate is arranged at the upper and lower ends of the shell, the surface of the fixed support plate is slidably connected to the mounting frame 2, the interior of the mounting frame 2 is rotatably connected to a positioning roller via a rotating shaft 2, so as to position the optical lens.

[0008] Furthermore, the positioning mechanism also includes a spring, which is respectively arranged between the U-shaped plate and the sliding support plate of the mounting frame one, and between the fixed support plate and the U-shaped plate of the mounting frame two. The spring is respectively movably mounted on the outer arc surface of the guide slide column of the mounting frame one and the mounting frame two to ensure the contact between the positioning roller and the edge grinding roller and the optical lens.

[0009] Furthermore, the positioning mechanism also includes an electric push rod, which is respectively arranged on the rear inner wall of the shell, and the telescopic ends of the electric push rod are fixedly connected to the sliding support plate. The input end of the electric push rod is electrically connected to the output end of the single-chip microcomputer to provide power for the position adjustment of the sliding support plate.

[0010] Furthermore, the positioning mechanism also includes a distance measuring sensor, which is respectively arranged in the middle of the sliding support plate and the fixed support plate. The output end of the distance measuring sensor is electrically connected to the input end of the single-chip microcomputer to detect the expansion and contraction amplitude of the spring.

[0011] Furthermore, a second motor is provided at the left end of the shell, the output shaft of the second motor is fixedly connected to the screw, and the input end of the second motor is electrically connected to the output end of the single-chip microcomputer to provide power for the rotation of the screw.

[0012] Furthermore, a motor three is provided on the surface of the splint, the output shaft ends of the motor three are respectively fixedly connected to the rotating shaft three of the turntable, and the input end of the motor three is electrically connected to the output end of the single-chip microcomputer to provide power for the rotation of the turntable.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the edge grinding equipment for optical lens processing has the following advantages:

[0014] During the processing of the optical lens, the optical lens enters the shell from the lens hole. After entering, the positioning roller and the edge grinding roller are both fitted with the outer arc surface of the optical lens under the elastic force of the spring. The electric push rod is started by the single-chip microcomputer to change the spring expansion and contraction amplitude on the surface of the mounting frame 1, so that the positioning roller and the edge grinding roller exert the same force on the optical lens. The position of the optical lens is determined by the circularly distributed positioning roller and edge grinding roller, and the motor 2 is started to clamp the optical lens by two turntables. Then the motor 1 is started to grind the side of the optical lens by the high-speed rotating edge grinding roller. During the grinding process, the motor 3 is started to adjust the edge grinding position of the optical lens, and the optical lens is automatically positioned and clamped, thereby reducing the steps of the optical lens edge grinding operation, facilitating the use of the edge grinding equipment, and improving the processing efficiency of the optical lens. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic structural diagram of a side cross-section of the overall device of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the positioning mechanism of the utility model.

[0018] In the figure: 1 housing, 2 V-groove, 3 lens hole, 4 screw, 5 clamping plate, 6 turntable, 7 positioning mechanism, 71 sliding support plate, 72 fixed support plate, 73 mounting frame 1, 74 spring, 75 electric push rod, 76 positioning roller, 77 distance measuring sensor, 78 mounting frame 2, 8 motor 1, 9 edge grinding roller, 10 single chip microcomputer, 11 motor 2, 12 motor 3. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 ,This embodiment provides a technical solution: an edge grinding device for optical lens processing, comprising a housing 1 and a positioning mechanism 7;

[0021] Shell 1: A V-shaped groove 2 is provided on its front surface, and a lens hole 3 is provided in the middle of the V-shaped groove 2. Under the guidance of the V-shaped groove 2, the optical lens enters the inside of the shell 1 from the lens hole 3. A screw 4 is rotatably connected between the left and right inner walls of the shell 1. The threads of the left and right ends of the screw 4 are in opposite directions. Clamps 5 are threadedly connected to the left and right ends of the outer arc surface of the screw 4. The lower end of the clamp 5 is slidably connected to the guide column inside the shell 1 in a transverse direction to limit the rotation of the clamp 5. The opposite inner sides of the two clamps 5 are rotatably connected to a turntable 6 through a rotating shaft. When the screw 4 rotates, the two clamps 5 are relatively moved through the threaded connection between the screw 4 and the clamp 5, and the optical lens is adjusted by the two turntables 6. The optical lens is clamped and the edge grinding position is adjusted by rotating the turntable 6. A single chip microcomputer 10 is provided on the side of the housing 1 to control the start and stop of the overall device. The input end of the single chip microcomputer 10 is electrically connected to an external power supply. A motor 2 11 is provided at the left end of the housing 1. The output shaft of the motor 2 11 is fixedly connected to the screw 4. The input end of the motor 2 11 is electrically connected to the output end of the single chip microcomputer 10 to provide power for the rotation of the screw 4. A motor 3 12 is provided on the surface of the clamping plate 5. The output shaft ends of the motor 3 12 are respectively fixedly connected to the rotating shaft 3 of the turntable 6. The input end of the motor 3 12 is electrically connected to the output end of the single chip microcomputer 10 to provide power for the rotation of the turntable 6.

[0022] Positioning mechanism 7: arranged inside the housing 1, the rear end of the positioning mechanism 7 is respectively installed with an edge grinding roller 9 and a motor 8, the output shaft of the motor 8 is fixedly connected to the edge grinding roller 9, the input end of the motor 8 is electrically connected to the output end of the single chip microcomputer 10, the positioning mechanism 7 includes a sliding support plate 71, a fixed support plate 72, a mounting frame 1 73, a positioning roller 76 and a mounting frame 2 78, the sliding support plate 71 is located inside the housing 1, the surface of the sliding support plate 71 is slidably connected to the mounting frame 1 73, the interior of the mounting frame 1 73 is rotatably connected to the edge grinding roller 9 through a rotating shaft 1, and the side of the mounting frame 1 73 is provided with Motor 1 8, fixed support plate 72 is arranged at the upper and lower ends of housing 1, the surface of fixed support plate 72 is slidably connected with mounting frame 2 78, the interior of mounting frame 2 78 is rotatably connected with positioning roller 76 through rotating shaft 2, positioning mechanism 7 also includes spring 74, spring 74 is respectively arranged between U-shaped plate of mounting frame 1 73 and sliding support plate 71, between fixed support plate 72 and U-shaped plate of mounting frame 2 78, spring 74 is respectively movably sleeved on the outer arc surface of guide slide column of mounting frame 1 73 and mounting frame 2 78, when optical lens enters between positioning roller 76 and edge grinding roller 9, spring 74 Under the elastic force of the positioning roller 76 and the edge grinding roller 9, the positioning roller 76 and the edge grinding roller 9 are both fitted with the outer arc surface of the optical lens. The same force is applied to the optical lens by the annularly distributed positioning roller 76 and the edge grinding roller 9 to determine the position of the optical lens. The optical lens and the turntable 6 overlap laterally. The positioning mechanism 7 also includes an electric push rod 75, which is respectively arranged on the inner wall of the rear side of the housing 1. The telescopic ends of the electric push rod 75 are fixedly connected to the sliding support plate 71. The input end of the electric push rod 75 is electrically connected to the output end of the single-chip microcomputer 10. When the electric push rod 75 is started, the telescopic end of the electric push rod 75 The sliding support plate 71 is driven to move its position, and the expansion and contraction range of the spring 74 on the surface of the mounting frame 1 73 is changed. The positioning mechanism 7 also includes a distance measuring sensor 77. The distance measuring sensor 77 is respectively arranged in the middle of the sliding support plate 71 and the fixed support plate 72. The output end of the distance measuring sensor 77 is electrically connected to the input end of the single-chip microcomputer 10. The distance measuring sensor 77 is used to detect the distance between the fixed support plate 72 and the mounting frame 2 78, and the distance between the sliding support plate 71 and the mounting frame 1 73, to determine the expansion and contraction range of the spring 74, and to detect the force applied by the positioning roller 76 and the edge grinding roller 9 to the optical lens.

[0023] The working principle of the edge grinding equipment for optical lens processing provided by the utility model is as follows: during the optical lens processing process, under the guidance of the V-shaped groove 2, the optical lens is made to enter the interior of the housing 1 from the lens hole 3. During the movement of the optical lens, the arc surface of the optical lens is used to apply a force to the positioning roller 76, so that the second mounting frame 78 overcomes the elastic force of the spring 74 and moves to provide space for the entry of the optical lens, until the optical lens moves between the two turntables 6. At this time, under the elastic force of the spring 74, the positioning roller 76 and the edge grinding roller 9 are both fitted with the outer arc surface of the optical lens. The distance measuring sensor 77 is used to detect the distance between the fixed support plate 72 and the second mounting frame 78, and the distance between the sliding support plate 71 and the first mounting frame 73, the expansion and contraction amplitude of the spring 74 is judged, the force applied to the optical lens by the positioning roller 76 and the edge grinding roller 9 is detected, and the electric push rod 75 is started by the single-chip microcomputer 10. The expansion end of the electric push rod 75 drives the sliding support plate 71 to move its position The spring 74 on the surface of the mounting frame 73 is moved to change the expansion and contraction range of the spring 74 on the surface of the mounting frame 73, so that the positioning roller 76 and the edge grinding roller 9 exert the same force on the optical lens, and the position of the optical lens is determined by using the annularly distributed positioning roller 76 and the edge grinding roller 9. The optical lens and the turntable 6 are laterally overlapped, and the motor 2 11 is started. The output shaft of the motor 2 11 drives the screw 4 to rotate. Under the limit of the guide column at the lower end of the shell 1, the two clamping plates 5 are threadedly connected with the screw 4 to make the two clamping plates 5 move relative to each other, and the two turntables 6 are used to clamp the optical lens, and then the motor 1 8 is started. The output shaft of the motor 1 8 drives the edge grinding roller 9 to rotate, and the high-speed rotating edge grinding roller 9 is used to grind the side of the optical lens. During the grinding process, the grinding degree is adjusted by controlling the force exerted by the edge grinding roller 9 on the optical lens, and the motor 3 12 is started. The output shaft of the motor 3 12 drives the turntable 6 to rotate, drives the optical lens to rotate, and adjusts the edge grinding position of the optical lens.

[0024] It is worth noting that the single chip microcomputer 10 disclosed in the above embodiment can use a single chip microcomputer of the PIC16F1823-I / P model, and the motor 1 8, the electric push rod 75, the distance sensor 77, the motor 2 11 and the motor 3 12 can be freely configured according to the actual application scenario. The motor 1 8, the motor 2 11 and the motor 3 12 can all use a 3M57-42A stepper motor, the electric push rod 75 can use a LAM1 electric push rod, and the distance sensor 77 can use a T150HJG-CGQ reflective laser distance sensor. The single chip microcomputer 10 controls the motor 1 8, the electric push rod 75, the distance sensor 77, the motor 2 11 and the motor 3 12 to work, all of which adopt the methods commonly used in the prior art.

[0025] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An edge grinding device for optical lens processing, characterized in that: It comprises a housing (1) and a positioning mechanism (7); A housing (1): a V-shaped groove (2) is provided on its front surface, a lens hole (3) is provided in the middle of the V-shaped groove (2), a screw (4) is rotatably connected between the left and right inner walls of the housing (1), the threads of the left and right ends of the screw (4) are in opposite directions, the left and right ends of the outer arc surface of the screw (4) are both threadedly connected to clamping plates (5), the opposite inner side surfaces of the two clamping plates (5) are both rotatably connected to a rotating disk (6) via a rotating shaft, a single-chip microcomputer (10) is provided on the side of the housing (1), and the input end of the single-chip microcomputer (10) is electrically connected to an external power supply; Positioning mechanism (7): arranged inside the housing (1), the rear end of the positioning mechanism (7) is respectively provided with an edge grinding roller (9) and a motor 1 (8), the output shaft of the motor 1 (8) is fixedly connected to the edge grinding roller (9), and the input end of the motor 1 (8) is electrically connected to the output end of the single chip microcomputer (10).

2. The optical lens edge grinding device according to claim 1, characterized in that: The positioning mechanism (7) comprises a sliding support plate (71), a fixed support plate (72), a mounting frame 1 (73), a positioning roller (76) and a mounting frame 2 (78); the sliding support plate (71) is located inside the housing (1); the surface of the sliding support plate (71) is slidably connected to the mounting frame 1 (73); the interior of the mounting frame 1 (73) is rotatably connected to an edge grinding roller (9) via a rotating shaft 1; a motor 1 (8) is provided on the side of the mounting frame 1 (73); the fixed support plate (72) is arranged at the upper and lower ends of the housing (1); the surfaces of the fixed support plate (72) are slidably connected to the mounting frame 2 (78); the interior of the mounting frame 2 (78) is rotatably connected to the positioning roller (76) via a rotating shaft 2.

3. The optical lens edge grinding device according to claim 2, characterized in that: The positioning mechanism (7) further comprises a spring (74), wherein the spring (74) is respectively arranged between the U-shaped plate of the first mounting frame (73) and the sliding support plate (71), and between the fixed support plate (72) and the U-shaped plate of the second mounting frame (78), and the spring (74) is respectively movably sleeved on the outer arc surface of the guide slide column of the first mounting frame (73) and the second mounting frame (78).

4. The optical lens edge grinding device according to claim 2, characterized in that: The positioning mechanism (7) further comprises an electric push rod (75), the electric push rod (75) being respectively arranged on the rear inner wall of the housing (1), the telescopic ends of the electric push rod (75) being fixedly connected to the sliding support plate (71), and the input end of the electric push rod (75) being electrically connected to the output end of the single chip computer (10).

5. The optical lens edge grinding device according to claim 2, characterized in that: The positioning mechanism (7) further comprises a distance measuring sensor (77), the distance measuring sensor (77) being respectively arranged at the middle of the sliding support plate (71) and the fixed support plate (72), and the output end of the distance measuring sensor (77) being electrically connected to the input end of the single chip computer (10).

6. The optical lens edge grinding device according to claim 1, characterized in that: A second motor (11) is provided at the left end of the housing (1); an output shaft of the second motor (11) is fixedly connected to the screw rod (4); and an input end of the second motor (11) is electrically connected to an output end of the single-chip computer (10).

7. The optical lens edge grinding device according to claim 1, characterized in that: The surface of the clamping plate (5) is provided with a motor three (12), the output shaft ends of the motor three (12) are respectively fixedly connected to the rotating shaft three of the rotating disk (6), and the input end of the motor three (12) is electrically connected to the output end of the single chip computer (10).

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