Milling and grinding device for optical lens machining

Abstract

The utility model belongs to the technical field of optical lens processing, and discloses a milling and grinding device for optical lens processing, which comprises a fixing frame, a base fixedly connected to the bottom end of the fixing frame, a square groove formed in the outer side of the base, a rotating arm rotatably connected to the inside of the square groove of the base, and an abutting seat fixedly connected to the outer side of the bottom end of the rotating arm. A clamping ring is arranged on the outer side of the abutting seat in an abutting mode, an extension rod is fixedly connected to the bottom end of the clamping ring, a second spring is arranged on the outer side of the extension rod in a sleeving mode, the bottom end of the second spring is arranged at the bottom end of the base, and the top end of the second spring is arranged at the bottom end of the clamping ring in an attached mode. The problems that when the optical lenses are milled and ground in batches, the diameters of the multiple optical lenses are different, a grinding disc of a conventional optical lens milling and grinding device is inconvenient to disassemble, machining of the optical lenses of different sizes is inconvenient, and the strict requirement of the optical lenses for precision cannot be met are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of optical lens processing, in particular to a milling and grinding device for optical lens processing. Background Art

[0002] Optical lens processing generally requires four steps: milling, fine grinding, polishing, and edging. Optical lens milling mainly involves the initial shaping of disc-shaped blanks to produce arc surfaces. The diameters of multiple optical lenses are different. Conventional optical lens milling devices are not convenient for disassembling the grinding disc, making it inconvenient to process optical lenses of different sizes.

[0003] At the same time, the patent application number 202221713868.2 discloses an optical lens milling device, including a base and a grinding disc. A frame is fixedly installed on the top of the base, an electric push rod is fixedly installed on the top of the frame, a lifting plate is fixedly connected to the output end of the electric push rod, a motor is fixedly installed on the bottom of the lifting plate, a turntable is fixedly connected to the output shaft of the motor, sliding holes are opened on both sides of the top of the turntable, slides are slidably installed in the sliding holes, and a clamping plate is fixedly installed on the side where the two slides are away from each other.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned optical lens milling device has low ordinary milling processing accuracy. When batch milling optical lenses, the diameters of multiple optical lenses are different. The conventional optical lens milling device is not convenient for disassembling the grinding disc, making it inconvenient to process optical lenses of different sizes, and cannot meet the strict requirements of optical lenses for accuracy. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a milling device for optical lens processing, which can clamp optical lenses of different models and fix the optical lenses during milling, thereby ensuring the fixation stability and improving the milling accuracy of the optical lenses.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a milling device for processing optical lenses, comprising a fixed frame, the bottom end of the fixed frame is fixedly connected to a base, a square groove is provided on the outside of the base, a rotating arm is rotatably connected inside the square groove of the base, the outside of the bottom end of the rotating arm is fixedly connected to a tightening seat, a clamping ring is tightly provided on the outside of the tightening seat, the bottom end of the clamping ring is fixedly connected to an extension rod, a second spring is sleeved on the outside of the extension rod, the bottom end of the second spring is arranged at the bottom end of the base, the top end of the second spring is fittedly arranged at the bottom end of the clamping ring, the inside of the extension rod is rotatably connected to a screw rod, and the extension rod slides up and down inside the base.

[0007] Preferably, a protrusion is fixedly connected to the outer side of the top end of the rotating arm, a telescopic rod is fixedly connected to the outer side of the protrusion, a first spring is sleeved on the outer side of the telescopic rod, and a tightening ring is fixedly connected to the other end of the first spring. There are three groups of tightening rings, and the tightening rings slide in the internal position of the base.

[0008] Preferably, the bottom end of the screw rod is fixedly connected to a turning handle, and the top end of the screw rod is rotatably arranged inside the extension rod.

[0009] Preferably, the top end of the fixing frame is fixedly connected to a motor, the bottom end of the motor is fixedly connected to a steering ball, the bottom end of the steering ball is fixedly connected to a grinding disc, and the outer side of the grinding disc is arranged inside the fixing frame.

[0010] Preferably, the interior of the steering ball is configured as a cavity, a rotating shaft is fixedly connected to the interior of the cavity of the steering ball, a fixing seat is sleeved on the outer side of the rotating shaft, and a rotating rod is fixedly connected to the bottom end of the fixing seat.

[0011] Preferably, a driven wheel is sleeved on the outer side of the rotating shaft, and the outer side of the driven wheel is meshed and rotatably connected to the driving wheel.

[0012] Preferably, a connecting rod is fixedly connected to the inner center position of the driving wheel, and the connecting rod is arranged inside the steering ball.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model holds the turning handle and rotates it clockwise, and the screw rod can drive the extension rod to slide downward, and the extension rod slides the clamping ring at the top downward. During the sliding process, the tightening seat at the bottom end of the rotating arm can be pressed downward, and the tightening ring at the top can tighten the optical lens. By rotating the screw rod, it can adapt to different types of optical lenses, and then tighten the optical lens to ensure that the position of the optical lens is stable during the processing process.

[0015] 2. The utility model adds a steering ball to the top of the grinding disc and adds a limiting device inside the steering ball. The grinding disc can move according to the shape and direction of the optical lens, and the angle of the grinding disc can be adjusted to facilitate the grinding of the optical lens by the grinding disc. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the driven wheel of the utility model;

[0018] Figure 3 This is a schematic diagram of the screw rod structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the grinding disc of the utility model;

[0020] Figure 5 This is a structural diagram of the fixing frame of the utility model.

[0021] In the figure: 1. Fixed frame; 2. Base; 3. Rotating arm; 4. Clamping seat; 5. Clamping ring; 6. Bump; 7. Telescopic rod; 8. First spring; 9. Clamping ring; 10. Extension rod; 11. Second spring; 12. Screw; 13. Turning handle; 14. Motor; 15. Steering ball; 16. Grinding disc; 17. Driven wheel; 18. Rotating shaft; 19. Fixed seat; 20. Rotating rod; 21. Connecting rod; 22. Driving wheel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] like Figures 1 to 5 As shown, the utility model provides a milling device for processing optical lenses, including a fixed frame 1, the bottom end of the fixed frame 1 is fixedly connected to the base 2, the outer side of the base 2 is provided with a square groove, the square groove of the base 2 is rotatably connected to a rotating arm 3, the rotating arm 3 rotates inside the square groove of the base 2, and the outer side of the bottom end of the rotating arm 3 is fixedly welded with a tightening seat 4, the outer side of the tightening seat 4 is tightly provided with a clamping ring 5, the bottom end of the clamping ring 5 is fixedly connected to an extension rod 10, the outer side of the extension rod 10 is sleeved with a second spring 11, the bottom end of the second spring 11 is provided at the bottom end of the base 2, and the top end of the second spring 11 is fitted into the bottom end of the clamping ring 5, the inner side of the extension rod 10 is rotatably connected with a screw rod 12, when the extension rod 10 slides inside the base 2, it drives the clamping ring 5 to slide downward, when it needs to slide upward, the extension rod 10 can be rotated counterclockwise, and cooperate with the second spring 11 to slide to the top, assisting the clamping ring 5 to slide upward.

[0024] Specifically, a protrusion 6 is welded and fixed to the outer side of the top of the rotating arm 3, and a telescopic rod 7 is fixedly connected to the outer side of the protrusion 6. A first spring 8 is sleeved on the outer side of the telescopic rod 7, and a tightening ring 9 is fixedly connected to the other end of the first spring 8. There are three groups of tightening rings 9. The tightening rings 9 tighten the optical lens to facilitate later processing and fixation. The tightening rings 9 slide in the internal position of the base 2.

[0025] Furthermore, the bottom end of the screw rod 12 is fixedly connected to the turning handle 13 , and the top end of the screw rod 12 is rotatably arranged inside the extension rod 10 .

[0026] Furthermore, the top of the fixed frame 1 is fixedly connected to a motor 14, the bottom end of the motor 14 is fixedly connected to a steering ball 15, the bottom end of the steering ball 15 is fixedly connected to a grinding disc 16, the outer side of the grinding disc 16 is arranged inside the fixed frame 1, and the grinding disc 16 is used to grind the optical lens.

[0027] It is worth noting that the interior of the steering ball 15 is set as a cavity, and a rotating shaft 18 is fixedly connected to the cavity of the steering ball 15. A fixing seat 19 is sleeved on the outer side of the rotating shaft 18, and a rotating rod 20 is fixedly connected to the bottom end of the fixing seat 19.

[0028] It is worth noting that the outer side of the rotating shaft 18 is sleeved with a driven wheel 17 , and the outer side of the driven wheel 17 is meshed and rotatably connected to the driving wheel 22 .

[0029] It is worth mentioning that a connecting rod 21 is fixedly connected to the inner center position of the driving wheel 22 , and the connecting rod 21 is arranged inside the steering ball 15 .

[0030] Among them, the grinding disc 16 is the existing technology and will not be described in detail. At the same time, the present invention also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail. The "front, back, left and right" perspectives of the device are as follows: Figure 1 The direction shown in the figure is the reference.

[0031] Working principle:

[0032] First, the staff places the optical lens on the top of the clamping ring 5 and holds the turning handle 13. The turning handle 13 drives the screw rod 12 to rotate clockwise, and the screw rod 12 drives the extension rod 10 to slide downward. During the sliding process, the clamping ring 5 is driven to slide downward. During the downward sliding process of the clamping ring 5, the abutment seat 4 at the bottom end of the rotating arm 3 inside the base 2 is driven to slide downward and tilt, and the top protrusion 6 of the rotating arm 3 slides toward the inner center position, and the protrusion 6 drives the telescopic rod 7 welded on the outside and the first spring 8 on the outside to press against the outside of the optical lens. Close, and press it tightly, then press the tightening ring 9 against the optical lens, start the motor 14, the motor 14 drives the steering ball 15 at the bottom to rotate, and drives the grinding disc 16 to rotate. During the milling process, when encountering an optical lens with an uneven surface, the shaking grinding disc 16 drives the rotating rod 20 to rotate, the rotating rod 20 drives the fixed seat 19 to rotate, the fixed seat 19 rotates inside the rotating shaft 18, the rotating shaft 18 drives the driven wheel 17 to rotate, the driven wheel 17 drives the driving wheel 22 to rotate, and the driving wheel 22 drives the connecting rod 21 to rotate.

[0033] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A milling device for processing optical lenses, comprising a fixing frame (1), characterized in that: The bottom end of the fixing frame (1) is fixedly connected to a base (2), a square groove is provided on the outside of the base (2), a rotating arm (3) is rotatably connected inside the square groove of the base (2), the outside of the bottom end of the rotating arm (3) is fixedly connected to a tight seat (4), a clamping ring (5) is tightly provided on the outside of the tight seat (4), the bottom end of the clamping ring (5) is fixedly connected to an extension rod (10), the outside of the extension rod (10) is sleeved with a second spring (11), the bottom end of the second spring (11) is provided at the bottom end of the base (2), the top end of the second spring (11) is fitted on the bottom end of the clamping ring (5), the inside of the extension rod (10) is rotatably connected to a screw rod (12), and the extension rod (10) slides up and down inside the base (2).

2. The milling device for optical lens processing according to claim 1, characterized in that: The top outer side of the rotating arm (3) is fixedly connected to a protrusion (6), the outer side of the protrusion (6) is fixedly connected to a telescopic rod (7), the outer side of the telescopic rod (7) is sleeved with a first spring (8), the other end of the first spring (8) is fixedly connected to a tightening ring (9), and the tightening ring (9) is provided in three groups, and the tightening ring (9) slides in the inner position of the base (2).

3. The milling device for optical lens processing according to claim 1, characterized in that: The bottom end of the screw rod (12) is fixedly connected to a turning handle (13), and the top end of the screw rod (12) is rotatably arranged inside the extension rod (10).

4. The milling device for optical lens processing according to claim 1, characterized in that: The top end of the fixed frame (1) is fixedly connected to a motor (14), the bottom end of the motor (14) is fixedly connected to a steering ball (15), the bottom end of the steering ball (15) is fixedly connected to a grinding disc (16), and the outer side of the grinding disc (16) is arranged inside the fixed frame (1).

5. The milling device for optical lens processing according to claim 4, characterized in that: The interior of the steering ball (15) is configured as a cavity, a rotating shaft (18) is fixedly connected to the interior of the cavity of the steering ball (15), a fixing seat (19) is sleeved on the outer side of the rotating shaft (18), and a rotating rod (20) is fixedly connected to the bottom end of the fixing seat (19).

6. The milling device for optical lens processing according to claim 5, characterized in that: The outer side of the rotating shaft (18) is sleeved with a driven wheel (17), and the outer side of the driven wheel (17) is meshed and rotatably connected with a driving wheel (22).

7. The milling device for optical lens processing according to claim 6, characterized in that: A connecting rod (21) is fixedly connected to the inner center position of the driving wheel (22), and the connecting rod (21) is arranged inside the steering ball (15).

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