Fixing mechanism for lens polishing

Abstract

The utility model discloses a fixing mechanism for lens polishing, which belongs to the technical field of lens processing equipment and comprises a bottom plate, the top of the bottom plate is fixedly connected with a support part, the top of the support part is provided with a lens, two sides of the support part are provided with pressing parts symmetrically connected to the top of the bottom plate, and the front and the back of the bottom plate are symmetrically connected with mounting plates. Electric telescopic rods are fixedly mounted on the opposite side walls of the two mounting plates, the output ends of the electric telescopic rods are fixedly connected with clamping plates facing the lenses, the supporting piece comprises an arc-shaped groove and a plurality of driving rotating wheels rotationally mounted on the inner side of the arc-shaped groove, and a motor is fixedly mounted on the outer wall of the arc-shaped groove; an output shaft of the motor penetrates through the outer wall of the arc-shaped groove and is connected with the driving rotating wheel. Through the arrangement of the clamping plate, when polishing is needed, the electric telescopic rod drives the clamping plate to clamp and fix a lens, and polishing is convenient.

Description

Technical Field

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

[0002] A lens is a transparent material with one or more curved surfaces made of optical materials such as glass or resin, and needs to be polished during the lens production process.

[0003] In the prior art, when polishing a lens, not only the surface needs to be polished, but also the outer wall needs to be polished to a certain extent. Most traditional fixing mechanisms wrap the outer surface of the lens inside when fixing, so most of the time only part of the lens is clamped during processing. This method is prone to uneven force, causing damage to the lens. Therefore, the utility model proposes a fixing device for lens polishing. According to a Chinese utility model patent (application number: 202222229822.X), a fixing mechanism for polishing sunglass lenses is disclosed, including a base, a mounting frame is connected to the base, a lower fixing member is connected to the bottom of the mounting frame, and an upper fixing member is slidably connected to the top of the mounting frame, and the structure of the upper fixing member is the same as that of the lower fixing member; the upper fixing member is rotatably connected to the screw rod, the screw rod is threadedly connected to the mounting frame, and a knob is connected to the end of the screw rod; the utility model, through the coordinated use of the upper fixing member, the lower fixing member and the screw rod, etc., can clamp sunglass lenses of different sizes, and is particularly suitable for clamping round sunglass lenses.

[0004] However, the device still has the following problems: the device lacks a fixing device, and when grinding, the lens is easily moved due to excessive friction, which affects the grinding effect; in addition, the device is only applicable to round lenses and has poor applicability.

[0005] The utility model proposes a new solution to the above problems. Utility Model Content

[0006] The main purpose of the utility model is to solve the problems that the above-mentioned device lacks a fixing device, and when grinding, due to excessive friction, the lens is easily moved, affecting the grinding effect, and the above-mentioned device is only applicable to round lenses and has poor applicability, and to provide a fixing mechanism for lens grinding.

[0007] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0008] A fixing mechanism for lens grinding comprises a base plate, a support member is fixedly connected to the top of the base plate, a lens is mounted on the top of the support member, downward pressing members symmetrically connected to the top of the base plate are provided on both sides of the support member, mounting plates are symmetrically connected to the front and rear of the base plate, electric telescopic rods are fixedly mounted on opposite side walls of the two mounting plates, an output end of the electric telescopic rod is fixedly connected to a clamping plate facing the lens, the support member comprises an arc groove, and a plurality of active rotating wheels rotatably mounted on the inner side of the arc groove, a motor is fixedly mounted on the outer wall of the arc groove, an output shaft of the motor passes through the outer wall of the arc groove and is interconnected with the active rotating wheel.

[0009] Preferably, the number of active rotating wheels is two and they are symmetrically distributed left and right.

[0010] Preferably, the bottom of the support member is fixedly connected to a support block installed on the top of the base plate.

[0011] Preferably, the pressing member includes a fixed column fixedly connected to the top of the base plate, and a pressing arm rotatably installed on the top of the fixed column, a tension spring is connected between the bottom of the pressing arm and the side wall of the fixed column, and a pressing wheel is rotatably installed on one end of the pressing arm.

[0012] Preferably, a hinge seat is fixedly connected to the top of the fixing column, a hinge hole is provided on the hinge seat, and a rotating rod rotatably matched with the hinge hole is fixedly connected to the front and rear outer walls of the other end of the pressure arm.

[0013] Preferably, one end of the pressing arm is fixedly connected to a rotating frame which rotates with the pressing wheel.

[0014] Preferably, a connecting rod which is interconnected with the tension spring is fixedly connected to the bottom of the pressure arm and the side wall of the fixing column.

[0015] Preferably, the active rotating wheel is a flexible active rotating wheel, and an outer surface of the active rotating wheel is provided with anti-slip grooves.

[0016] Preferably, the splint is a flexible splint.

[0017] Preferably, rubber pads are provided on the front and rear inner walls of the arc-shaped groove.

[0018] The beneficial technical effects of the utility model are as follows: according to the fixing mechanism for lens grinding of the utility model, the lens is placed on the supporting member through the setting of the supporting member and the pressing member, and the pressing member can press the lens. At this time, the motor drives the active wheel to rotate, which can drive the lens to rotate, which is convenient for continuous grinding. Through the setting of the clamping plate, when grinding is required, the electric telescopic rod drives the clamping plate to clamp the lens for fixing, which is convenient for grinding; through the setting of two active wheels and the setting of the left-right symmetrical distribution, it can support lenses of different sizes, which is convenient for fixing and grinding lenses of different sizes; through the setting of the pressing member, a tension spring is connected between the bottom of the pressure arm and the side wall of the fixing column, so it can move up and down, so it is suitable for supporting and fixing curved lenses. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment provided by the utility model;

[0020] Figure 2 It is a schematic diagram of the overall structure of removing the lens according to a preferred embodiment provided by the utility model;

[0021] Figure 3 A side view of the overall structure without the lens according to a preferred embodiment of the utility model;

[0022] Figure 4 A schematic diagram of an arc groove structure according to a preferred embodiment of the utility model;

[0023] Figure 5 A schematic diagram of a pressure arm according to a preferred embodiment of the utility model;

[0024] Figure 6 The figure is a schematic diagram of the connection of a pressure arm according to a preferred embodiment of the utility model.

[0025] In the figure: 1. bottom plate; 2. support member; 3. lens; 4. lower pressure member; 5. mounting plate; 6. electric telescopic rod; 7. clamping plate; 8. arc groove; 9. active rotating wheel; 10. motor; 11. support block; 12. fixing column; 13. pressure arm; 14. tension spring; 15. pressure wheel; 16. hinge seat; 17. hinge hole; 18. rotating rod; 19. rotating frame; 20. connecting rod; 21. anti-slip pattern. DETAILED DESCRIPTION

[0026] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0027] like Figure 1-Figure 6As shown, the lens grinding fixing mechanism provided in this embodiment includes a bottom plate 1, a support member 2 is fixedly connected to the top of the bottom plate 1, a lens 3 is installed on the top of the support member 2, and downward pressing members 4 symmetrically connected to the top of the bottom plate 1 are provided on both sides of the support member 2, and mounting plates 5 are symmetrically connected to the front and rear of the bottom plate 1, and electric telescopic rods 6 are fixedly installed on the opposite side walls of the two mounting plates 5, and the output end of the electric telescopic rod 6 is fixedly connected to a clamping plate 7 facing the lens 3, and the support member 2 includes an arc groove 8, and a plurality of active rotating wheels 9 rotatably installed inside the arc groove 8, and a motor 10 is fixedly installed on the outer wall of the arc groove 8, and the output shaft of the motor 10 passes through the outer wall of the arc groove 8 and is connected to the active rotating wheel 9. Through the arrangement of the support member 2 and the downward pressing member 4, the lens 3 is placed on the support member 2, and the downward pressing member 4 can press the lens 3. At this time, the motor 10 drives the active rotating wheel 9 to rotate, which can drive the lens 3 to rotate, which is convenient for continuous grinding. Through the setting of the clamping plate 7, when grinding is required, the electric telescopic rod 6 drives the clamping plate 7 to clamp the lens 3 for fixing, which is convenient for grinding.

[0028] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the number of active rotating wheels 9 is two and they are symmetrically distributed. By setting the number of active rotating wheels 9 to be two and they are symmetrically distributed, lenses 3 of different sizes can be supported, and lenses 3 of different sizes can be fixedly polished conveniently.

[0029] In this embodiment, if Figure 1 , Figure 2 and Figure 5 As shown, the lower pressing member 4 includes a fixed column 12 fixedly connected to the top of the bottom plate 1, and a pressing arm 13 rotatably mounted on the top of the fixed column 12, a tension spring 14 is connected between the bottom of the pressing arm 13 and the side wall of the fixed column 12, a pressing wheel 15 is rotatably mounted on one end of the pressing arm 13, a hinge seat 16 is fixedly connected to the top of the fixed column 12, a hinge hole 17 is provided on the hinge seat 16, a rotating rod 18 rotatably matched with the hinge hole 17 is fixedly connected to the front and rear outer walls of the other end of the pressing arm 13, a rotating frame 19 rotatably matched with the pressing wheel 15 is fixedly connected to one end of the pressing arm 13, and a connecting rod 20 interconnected with the tension spring 14 is fixedly connected to the bottom of the pressing arm 13 and the side wall of the fixed column 12. Through the arrangement of the lower pressing member 4, the tension spring 14 is connected between the bottom of the pressing arm 13 and the side wall of the fixed column 12, so it can move up and down, so it is suitable for supporting and fixing curved lenses.

[0030] In this embodiment, if Figure 1 , Figure 2 and Figure 4As shown, the bottom of the support member 2 is fixedly connected to a support block 11 installed on the top of the bottom plate 1, the active wheel 9 is a flexible active wheel, the outer surface of the active wheel 9 is provided with anti-skid grooves 21, the clamping plate 7 is a flexible clamping plate, and the front and rear inner walls of the arc groove 8 are provided with rubber pads. The active wheel 9 is a flexible active wheel, the outer surface of the active wheel 9 is provided with anti-skid grooves 21, the clamping plate 7 is a flexible clamping plate, and the front and rear inner walls of the arc groove 8 are provided with rubber pads to prevent the lens 3 from being scratched.

[0031] In this embodiment, if Figure 1-Figure 6 As shown, the working process of a fixing mechanism for lens grinding provided in this embodiment is as follows:

[0032] Step 1, lift the pressing arm 13, raise the pressing wheel 15, lengthen the tension spring 14, put the lens 3 on the support 2, release the pressing arm 13, and under the action of the tension spring 14, the pressing wheel 15 presses the lens 3;

[0033] Step 2: Start the motor 10 to drive the active rotating wheel 9 to rotate, thereby driving the lens 3 to rotate, and then turn off the motor 10, start the electric telescopic rod 6 to drive the clamping plate 7 to clamp the lens 3 for polishing.

[0034] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A fixing mechanism for lens polishing, characterized in that: The invention comprises a bottom plate (1), the top of the bottom plate (1) is fixedly connected to a support member (2), the top of the support member (2) is installed with a lens (3), both sides of the support member (2) are provided with a pressing member (4) symmetrically connected to the top of the bottom plate (1), the front and rear of the bottom plate (1) are symmetrically connected to mounting plates (5), electric telescopic rods (6) are fixedly installed on the opposite side walls of the two mounting plates (5), the output end of the electric telescopic rod (6) is fixedly connected to a clamping plate (7) facing the lens (3), the support member (2) comprises an arc groove (8), and a plurality of active rotating wheels (9) rotatably installed on the inner side of the arc groove (8), a motor (10) is fixedly installed on the outer wall of the arc groove (8), and the output shaft of the motor (10) passes through the outer wall of the arc groove (8) and is connected to the active rotating wheel (9).

2. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: The active rotating wheels (9) are arranged in two and are distributed symmetrically on the left and right.

3. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: The bottom of the support member (2) is fixedly connected to a support block (11) mounted on the top of the base plate (1).

4. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: The pressing member (4) comprises a fixed column (12) fixedly connected to the top of the base plate (1), and a pressing arm (13) rotatably mounted on the top of the fixed column (12); a tension spring (14) is connected between the bottom of the pressing arm (13) and the side wall of the fixed column (12); and a pressing wheel (15) is rotatably mounted on one end of the pressing arm (13).

5. A fixing mechanism for lens polishing as claimed in claim 4, characterized in that: The top of the fixed column (12) is fixedly connected to a hinge seat (16), and a hinge hole (17) is provided on the hinge seat (16). The front and rear outer walls of the other end of the pressure arm (13) are fixedly connected to a rotating rod (18) that rotates with the hinge hole (17).

6. A fixing mechanism for lens polishing as claimed in claim 4, characterized in that: One end of the pressing arm (13) is fixedly connected to a rotating frame (19) that is rotatably matched with the pressing wheel (15).

7. A fixing mechanism for lens polishing as claimed in claim 4, characterized in that: A connecting rod (20) which is interconnected with the tension spring (14) is fixedly connected to the bottom of the pressure arm (13) and the side wall of the fixed column (12).

8. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: The active rotating wheel (9) is a flexible active rotating wheel, and the outer surface of the active rotating wheel (9) is provided with anti-slip grooves (21).

9. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: The splint (7) is a flexible splint.

10. A fixing mechanism for lens polishing as claimed in claim 1, characterized in that: Rubber pads are provided on the front and rear inner walls of the arc-shaped groove (8).

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