Lens grinding device

Abstract

The utility model relates to a lens processing device, in particular to a lens grinding device which comprises an upper grinding disc and a lower grinding disc, the top of the lower grinding disc is of an arc protrusion structure, an arc groove is formed in the bottom of the upper grinding disc, and the arc groove in the bottom of the upper grinding disc is matched with an arc protrusion on the top of the lower grinding disc. According to the optical lens grinding device, the lower grinding disc is arranged to be of the arc protruding structure, the grinding face of the arc groove is arranged on the upper grinding disc and matched with the arc groove, and the fixing frames used for clamping and limiting optical lenses are installed on the top of the lower grinding disc. The grinding device can grind a plurality of optical lenses at the same time at a time, and the working efficiency and the productivity are greatly improved.

Description

Technical Field

[0001] The utility model relates to a lens processing device, in particular to a lens grinding device. Background Art

[0002] The lens is an optical lens. The grinding process of optical lens glass is a critical step that directly affects the quality of the product. The existing grinding device places the optical lens to be ground between the upper and lower grinding discs, and uses the rotation of the grinding disc to complete the grinding of the product. During the grinding process, grinding fluid is added to cool and lubricate the processing surface.

[0003] During the use of the grinding device, the structure of the grinding device is usually to grind only one lens at a time. Such a grinding process is inefficient. Grinding multiple lenses requires multiple grinding devices, which greatly reduces the production capacity of the lenses. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a lens grinding device.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: the utility model provides a lens grinding device, comprising an upper grinding disc and a lower grinding disc, the top of the lower grinding disc is an arc convex structure, the bottom of the upper grinding disc is provided with an arc groove, the arc groove at the bottom of the upper grinding disc is adapted to the arc convexity at the top of the lower grinding disc, and the inner side of the arc groove is a grinding surface, a plurality of mounting holes are arranged around the bottom of the lower grinding disc, a fixing frame is fixedly installed in the mounting hole, the fixing frame is used for limiting and clamping the optical lens, a mounting rod 1 is provided at the bottom of the lower grinding disc, a mounting rod 2 is provided at the top of the upper grinding disc, and the fixing frame is connected to the mounting hole through a threaded rod structure.

[0008] In order to ensure the use effect of the fixing frame, the utility model is improved, the fixing frame includes an adjusting disk and a limiting ring, the adjusting disk is fixedly installed on the top of the threaded rod, the adjusting disk is provided with an adjusting groove, the limiting ring is symmetrically provided with two adjusting grooves, the limiting ring is slidably installed in the adjusting groove, and the limiting ring is limited and fixed in the adjusting groove by a limiting bolt.

[0009] In order to facilitate the displacement adjustment of the limit ring, the utility model is improved in that limit grooves are provided at both ends of the adjustment groove, a slider is provided at the bottom of the limit ring, the slider is located in the adjustment groove, and the slider is slidably connected to the limit groove through a limit rod.

[0010] In order to facilitate the fixation of the limit ring, the utility model is improved in that a fixed edge is provided at the bottom of the adjustment groove, a fixed groove is provided at the bottom of the slider, a fixing rod is installed in the fixing groove through a threaded structure, a rotating rod is provided at the bottom of the fixing rod, and the inner side of the rotating rod is limitedly fitted with the bottom of the fixed edge.

[0011] In order to ensure the use effect of the fixed edge and the limiting ring, the utility model is improved in that the inner side of the fixed edge and the inner side of the limiting ring are both provided with anti-slip pads.

[0012] In order to facilitate the angle adjustment of the upper grinding disc during grinding, the utility model is improved in that a universal groove is provided on the top of the upper grinding disc, a universal ball is provided on the bottom of the second mounting rod, and the universal ball is embedded in the universal groove.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a lens grinding device, which has the following beneficial effects:

[0015] The utility model places the optical lens on the adjustment disk, and then adjusts the position of the limit ring according to the size of the optical lens. After the limit ring clamps and limits the optical lens, the rotating rod is fitted with the fixed edge to limit the limit ring, thereby achieving the clamping and limiting of optical lenses of different sizes, and further improving the applicability of the device.

[0016] The utility model configures the lower grinding disc as a circular arc convex structure, and arranges a grinding surface with a circular arc groove on the upper grinding disc to match it, and installs multiple fixing frames for clamping and limiting optical lenses on the top of the lower grinding disc, so that the grinding device can grind multiple optical lenses at the same time, greatly improving work efficiency and production capacity. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the lower grinding disc of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the upper grinding disc of the utility model;

[0019] Figure 3 This is a bottom view of the upper grinding disc of the utility model;

[0020] Figure 4 This is a schematic diagram of the top view of the fixing frame of the utility model;

[0021] Figure 5 This is a bottom view of the structure of the fixing frame of the utility model;

[0022] In the figure: 1, lower grinding disc; 2, upper grinding disc; 3, fixed frame; 4, mounting frame 1; 5, mounting frame 2; 6, arc groove; 7, adjustment disc; 8, threaded rod; 9, limit ring; 10, adjustment groove; 11, limit groove; 12, slider; 13, fixed rod; 14, rotating rod; 15, fixed edge; 16, universal ball; DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-5 The utility model is a lens grinding device, comprising an upper grinding disc 2 and a lower grinding disc 1, the top of the lower grinding disc 1 is a circular arc convex structure, the bottom of the upper grinding disc 2 is provided with a circular arc groove 6, the circular arc groove 6 at the bottom of the upper grinding disc 2 is adapted to the circular arc convexity at the top of the lower grinding disc 1, and the inner side of the circular arc groove 6 is a grinding surface, the bottom of the lower grinding disc 1 is surrounded by a plurality of mounting holes, a fixing frame 3 is fixedly installed in the mounting hole, and the fixing frame 3 is used for limiting and clamping the optical lens, a mounting rod 1 is provided at the bottom of the lower grinding disc 1, and a mounting rod 2 is provided at the top of the upper grinding disc 2, and the fixing frame 3 is connected to the mounting hole through a threaded rod 8 structure.

[0025] During the use of this device, the fixing frame 3 needs to be used to clamp and limit the lens. Usually, the size of the lens is not fixed. The fixing frame 3 needs to be adjusted according to the size of the lens to ensure the stability of the fixing frame 3 in clamping the lens. In this embodiment, the fixing frame 3 includes an adjusting disk 7 and a limiting ring 9. The adjusting disk 7 is fixedly installed on the top of the threaded rod 8. The adjusting disk 7 is provided with an adjusting groove 10. The limiting ring 9 is symmetrically provided with two adjusting grooves 10. The limiting ring 9 is slidably installed in the adjusting groove 10, and the limiting ring 9 is limited and fixed in the adjusting groove 10 by limiting bolts. Limiting grooves 11 are provided at both ends of the adjusting groove 10. A slider 12 is provided at the bottom of the limiting ring 9. The slider 12 is located at the adjusting groove In the groove 10, the slider 12 is slidably connected to the limit groove 11 through the limit rod, a fixed edge 15 is provided at the bottom of the adjustment groove 10, and a fixed groove is provided at the bottom of the slider 12. A fixing rod 13 is installed in the fixing groove through a threaded structure, and a rotating rod 14 is provided at the bottom of the fixing rod 13. The inner side of the rotating rod 14 is limitedly fitted with the bottom of the fixed edge 15. According to the above structure, the limit ring 9 is embedded in the adjustment groove 10 through the slider 12 and the limit rod, and it is convenient for the limit ring 9 to slide in the adjustment groove 10. When the limit ring 9 is adjusted to an adaptive position for clamping the lens, the fixing rod 13 is rotated to make the inner side of the rotating rod 14 fit tightly with the fixed edge 15, thereby realizing the limitation of the limit ring 9.

[0026] The structures of the rotating rod 14 and the limiting ring 9 in the present device do not need to be specifically limited, and the stability of their limiting positions only needs to be ensured. In this embodiment, in order to ensure the tightness of the fitting between the rotating rod 14 and the fixed rod 13, and the tightness of the fitting between the limiting ring 9 and the lens, the preferred solution is that the inner side of the fixed edge 15 and the inner side of the limiting ring 9 are both provided with anti-slip pads.

[0027] During the process of grinding the lens mounted on the lower grinding disc 1 by the upper grinding disc 2, in order to ensure the grinding efficiency and make the lens produce a larger curvature, it is usually necessary to adjust the angle of the upper grinding disc 2 during the grinding process. The preferred scheme in this embodiment is that a universal groove is provided on the top of the upper grinding disc 2, and a universal ball 16 is provided at the bottom of the mounting rod 2. The universal ball 16 is embedded in the universal groove. After the universal ball 16 in the above structure is assembled with the universal groove, the upper grinding disc 2 can be conveniently adjusted to the symmetrical sides for angle adjustment during grinding.

[0028] To sum up, during the use of the lens grinding device, the optical lens is placed on the adjustment disk 7, and then the position of the limit ring 9 is adjusted according to the size of the optical lens. After the limit ring 9 clamps and limits the optical lens, the rotating rod 14 and the fixed edge 15 are fitted to limit the limit ring 9. The fixing frame 3 is fixedly installed in the mounting hole of the lower grinding disk 1 through the threaded rod 8, and then the lower grinding disk 1 is fixed to the mounting hole through the mounting frame 1 4. The mounting frame 1 4 can be fixedly installed on a conventional workbench with a bolt structure, or installed on the workbench through a threaded structure. The upper grinding disk 2 is installed with a conventional rotating drive device using the mounting frame 1 4, and the mounting frame 2 5 can be fixedly connected to the driving shaft of the driving device with a bolt structure, or connected to the driving shaft of the driving device through a threaded structure, so that the arc groove 6 of the upper grinding disk 2 fits with the optical lens on the fixing frame 3, and the driving device controls the rotation of the upper grinding disk 2 to achieve the grinding of the optical lens.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lens grinding device, characterized in that: The invention comprises an upper grinding disc (2) and a lower grinding disc (1), wherein the top of the lower grinding disc (1) is a circular arc convex structure, and the bottom of the upper grinding disc (2) is provided with a circular arc groove (6), the circular arc groove (6) at the bottom of the upper grinding disc (2) is matched with the circular arc convex structure at the top of the lower grinding disc (1), and the inner side of the circular arc groove (6) is a grinding surface, and a plurality of mounting holes are arranged around the bottom of the lower grinding disc (1), and a fixing frame (3) is fixedly installed in the mounting hole, and the fixing frame (3) is used for limiting and clamping the optical lens, the bottom of the lower grinding disc (1) is provided with a mounting rod 1, and the top of the upper grinding disc (2) is provided with a mounting rod 2, and the fixing frame (3) is connected to the mounting hole through a threaded rod (8) structure.

2. A lens grinding device according to claim 1, characterized in that: The fixing frame (3) comprises an adjusting disk (7) and a limiting ring (9); the adjusting disk (7) is fixedly mounted on the top end of the threaded rod (8); an adjusting groove (10) is provided on the adjusting disk (7); two limiting rings (9) are symmetrically provided on the adjusting groove (10); the limiting rings (9) are slidably mounted in the adjusting groove (10); and the limiting rings (9) are fixed in position in the adjusting groove (10) by limiting bolts.

3. A lens grinding device according to claim 2, characterized in that: Limiting grooves (11) are provided at both ends of the adjusting groove (10), a sliding block (12) is provided at the bottom of the limiting ring (9), the sliding block (12) is located in the adjusting groove (10), and the sliding block (12) is slidably connected to the limiting groove (11) via a limiting rod.

4. A lens grinding device according to claim 3, characterized in that: The bottom of the adjustment groove (10) is provided with a fixed edge (15), the bottom of the sliding block (12) is provided with a fixed groove, a fixed rod (13) is installed in the fixed groove through a threaded structure, the bottom of the fixed rod (13) is provided with a rotating rod (14), and the inner side of the rotating rod (14) is limitedly fitted with the bottom of the fixed edge (15).

5. A lens grinding device according to claim 4, characterized in that: The inner side of the fixed edge (15) and the inner side of the limiting ring (9) are both provided with anti-slip pads.

6. A lens grinding device according to claim 5, characterized in that: The top of the upper grinding disc (2) is provided with a universal groove, the bottom of the second mounting rod is provided with a universal ball (16), and the universal ball (16) is embedded in the universal groove.

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