Punching equipment for optical lens production

Abstract

The utility model relates to the field of optical lens production, in particular to punching equipment for optical lens production, which is characterized in that an electric drive conveying belt is mounted on one side of the upper part of a machine body, a forming die is arranged on one side far away from the electric drive conveying belt, and a plurality of groups of punching cylinders are arranged above the forming die through a mounting frame; a punching tool bit is installed at one end of a telescopic rod of the punching air cylinder, a buffer frame is installed on the telescopic rod of the punching air cylinder through a lifting frame, and a plurality of rubber columns are arranged at the bottom of the buffer frame. According to the utility model, components such as the buffer frame and the rubber column are arranged on the outer side of the punching tool bit, during punching operation, an optical lens raw material is in contact with the rubber column to avoid shaking, along with continuous punching, the buffer frame is in extrusion contact with the surface of the material and gradually touches the bottom, and at the moment, the upper and lower end faces of the material are limited and pressed through the buffer piece; and the buffering mechanism can effectively guarantee the stability of the punching process and can effectively support the materials, uniform stress is guaranteed, and the stability of the punching process is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical lens production technical field especially relates to a punching device for optical lens production. BACKGROUND

[0002] Punching refers to cutting the lens by using a mold to obtain the required shape and size, and the main purpose of punching in the production of optical lenses is to cut the lens into a shape and size that meet the design requirements, so as to facilitate subsequent processes such as coating and assembly.

[0003] Because the punching part is mostly rigid contact, there may be uneven stress, material breakage and spatter, or unstable placement of the material due to impact inertia when continuously punching the raw material of the optical lens. Some traditional optical lens punching devices do not have corresponding buffer mechanisms, which can not guarantee the stability of the punching. Therefore, there is an urgent need for a punching device for optical lens production. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art and provides a punching device for optical lens production.

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

[0006] A punching device for optical lens production, comprising a machine body, an electric drive conveyor belt is installed on one side of the upper part of the machine body, a forming mold is arranged on the side away from the electric drive conveyor belt, a plurality of punching cylinders are arranged on the upper part of the forming mold through a mounting bracket, a punching cutter head is installed on one end of the extension rod of the punching cylinder, and a buffer bracket is installed on the extension rod of the punching cylinder through a lifting frame, a plurality of rubber columns are arranged on the bottom of the buffer bracket;

[0007] The middle upper end of the lifting frame is connected with the plurality of punching cylinders, and a plurality of limiting grooves are formed on the outer side of the bottom end of the lifting frame, a limiting column is limitingly and slidingly installed in the limiting groove, the other end of the limiting column is connected with a reinforcing plate, and the bottom of the reinforcing plate is fixedly connected with the buffer bracket;

[0008] A buffer seat is installed on the top wall of the limiting groove, a spring is installed on the outer side away from the buffer seat, the other end of the spring is connected with the limiting column through a limiting plate, and the limiting plate is fixedly installed in the middle part of the limiting column.

[0009] In addition, preferably, an installation bracket is installed on one side of the upper part of the machine body, and a plurality of punching cylinders are installed in the middle part of the installation bracket.

[0010] Moreover, preferably, a guide platform is arranged on each side of the electric drive conveying belt, a limiting roller is rotatably arranged on one side of the inner wall of the guide platform, and the upper end surface of the guide platform is flush with the upper end surface of the electric drive conveying belt.

[0011] Moreover, preferably, a rubber roller is rotatably arranged on one side above the electric drive conveying belt.

[0012] Moreover, preferably, a punching cutter head is arranged directly above the forming die, a discharging groove is arranged in the middle of the forming die, and a buffer protruding strip is arranged around the outer side away from the discharging groove.

[0013] Moreover, preferably, guide inclined platforms are arranged on the two sides of the forming die.

[0014] Moreover, preferably, the bottom end surface of the buffer frame slightly exceeds the bottom end surface of the punching cutter head.

[0015] The present application has the following beneficial effects:

[0016] In the present application, the buffer frame, rubber column and other components are arranged on the outer side of the punching cutter head, and the buffer protruding strip is arranged on the forming die. During the punching operation, the optical lens raw material contacts the rubber column to avoid shaking. With continuous punching, the buffer frame is in extrusion contact with the material surface and gradually touches the bottom. At this time, the upper and lower end surfaces of the material are limited and compressed by the buffer piece. With the punching cutter head in contact with the material, the buffer mechanism can effectively ensure the stability of the punching process and effectively support the material to ensure uniform stress and improve the stability of the punching process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 An external structure diagram of the punching device for optical lens production is provided in the present application. Figure 1 ;

[0018] Figure 2 An external structure diagram of the punching device for optical lens production is provided in the present application. Figure 2 ;

[0019] Figure 3 A forming die structure diagram is provided in the present application.

[0020] Figure 4 A lifting frame bottom structure diagram is provided in the present application.

[0021] Figure 5 A lifting frame installation structure diagram is provided in the present application.

[0022] Figure 6 A buffer frame installation structure diagram is provided in the present application.

[0023] In the figure: 1, the body; 2, the electric drive conveyor belt; 3, rubber roller; 4, mounting frame; 5, punching cylinder; 51, punching cutter head; 6, limiting roller; 7, forming die; 71, buffer convex strip; 72, guide inclined table; 8, guide platform; 9, buffer frame; 10, rubber column; 11, reinforcing plate; 12, lifting frame; 13, blanking groove; 14, limiting column; 15, limiting plate; 16, spring; 17, buffer seat; 18, limiting groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Reference Figures 1-6 A punching device for optical lens production, comprising a body 1, a side of the upper part of the body 1 is provided with an electric drive conveyor belt 2, a side away from the electric drive conveyor belt 2 is provided with a forming die 7, a plurality of punching cylinders 5 are arranged on the upper part of the forming die 7 through a mounting frame 4, a punching cutter head 51 is arranged on one end of the telescopic rod of the punching cylinder 5, a buffer frame 9 is arranged on the telescopic rod of the punching cylinder 5 through a lifting frame 12, and a plurality of rubber columns 10 are arranged on the bottom of the buffer frame 9.

[0026] Further, the middle part of the lifting frame 12 is connected with the plurality of punching cylinders 5, a plurality of limiting grooves 18 are arranged on the outer side of the bottom end of the lifting frame 12, a limiting column 14 is arranged in the limiting groove 18 in a limiting sliding mode, the other end of the limiting column 14 is connected with a reinforcing plate 11, and the bottom of the reinforcing plate 11 is fixedly connected with the buffer frame 9.

[0027] Further, the buffer seat 17 is arranged on the top wall of the limiting groove 18, the spring 16 is arranged on the outer side away from the buffer seat 17 in a sleeving mode, the other end of the spring 16 is connected with the limiting column 14 through a limiting plate 15, and the limiting plate 15 is fixedly arranged in the middle part of the limiting column 14.

[0028] Further, the mounting frame 4 is arranged on one side of the upper part of the body 1, and the plurality of punching cylinders 5 are arranged on the middle part of the mounting frame 4.

[0029] Further, the guide platforms 8 are arranged on the two sides away from the electric drive conveyor belt 2, and the limiting rollers 6 are rotatably arranged on one side of the inner wall of the guide platforms 8.

[0030] Further, the rubber rollers 3 are rotatably arranged on one side of the upper part of the electric drive conveyor belt 2.

[0031] Further, the punching cutter head 51 is arranged above the forming die 7, and a discharging groove 13 is arranged at the middle of the forming die 7, and the buffer convex strip 71 is arranged around the outer side of the discharging groove 13.

[0032] Further, the guide inclined table 72 is arranged at the two sides of the forming die 7.

[0033] Further, the bottom end surface of the buffer frame 9 is slightly beyond the bottom end surface of the punching cutter head 51.

[0034] In the embodiment, the optical lens punching raw material is placed on the guide platform 8 arranged at the upper part of the machine body 1, and the two side edges of the raw material are supported, at this time, the material is moved to the bottom of the mounting frame 4 under the conveying action of the electric drive conveying belt 2, at this time, the punching cylinder 5 operates and the telescopic rod goes down, and the punching cutter head 51 and the lifting frame 12 go down synchronously, wherein the rubber column 10 first contacts the surface of the material and plays a limiting role to avoid the shaking of the material in the subsequent punching process.

[0035] Then, with the continuous downward movement, the buffer frame 9 gradually touches the bottom of the limiting groove 18 arranged at the bottom of the lifting frame 12 through the limiting column 14, and when it completely touches the bottom, the buffer seat 17 plays a supporting role, at this time, the punching cutter head 51 also synchronously punches the surface of the material, and the punched material is discharged through the discharging groove 13 in the bottom forming die 7.

[0036] In actual use, the buffer convex strip 71 arranged at the outer side of the forming die 7 can support the bottom surface of the material and effectively support the punched part.

[0037] In actual use, the guide inclined table 72 arranged at the two sides of the forming die 7 can play a guiding role in the conveying process of the material.

[0038] In actual use, the reinforcing plate 11 can improve the overall mechanical strength of the lifting frame 12 and the buffer frame 9, and ensure the stability of the punching process.

[0039] In actual use, after the punching is completed, the spring 16 and the buffer seat 17 are reset.

[0040] In actual use, after the punching is completed, the surface of the material forms a punched hole, and with the continuous conveying of the electric drive conveying belt 2, the material will continue to be pushed forward, and the limiting roller 6 arranged on the guide platform 8 limits the outer edge of the material to avoid the situation that the material is tilted or displaced due to the punching inertia.

[0041] In actual use, the rubber roller 3 arranged above the electric drive conveying belt 2 can press and limit the material to ensure the transportation stability.

[0042] The utility model discloses a buffering mechanism is set up on the outside of the punch -cutting tool head 51, and the corresponding buffering convex strip 71 is set on the forming mould 7, and the optical lens raw material is contacted with the rubber column 10 to avoid the shaking in the punch -cutting operation, and along with the continuous stamping, the buffer bracket 9 is extruded contact with the material surface and gradually touches the bottom, at this moment, the upper and lower end surfaces of the material are all positioned and press tightly through the buffer piece, along with the punch -cutting tool head 51 and the material punch -cutting contact, the buffering mechanism can effectively guarantee the stability of the punch -cutting process, and can effectively support the material, guarantees the uniform stress, improves the stability of the punch -cutting process.

[0043] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or changes, all should be covered in the protection scope of the utility model.

Claims

1. A punching device for producing optical lenses, comprising a body (1), characterized in that: An electric drive conveyor belt (2) is installed on one side of the upper part of the machine body (1), and a forming mold (7) is provided on a side away from the electric drive conveyor belt (2). A plurality of punching cylinders (5) are provided above the forming mold (7) via a mounting frame (4), a punching cutter head (51) is installed at one end of a telescopic rod of the punching cylinder (5), and a buffer frame (9) is installed on the telescopic rod of the punching cylinder (5) via a lifting frame (12), and a plurality of rubber columns (10) are provided at the bottom of the buffer frame (9); The upper middle end of the lifting frame (12) is connected to a plurality of punching cylinders (5), and a plurality of limiting grooves (18) are provided on the outer side of the bottom end of the lifting frame (12), and a limiting column (14) is slidingly installed in the limiting groove (18), and the other end of the limiting column (14) is connected to the reinforcing plate (11), and the bottom of the reinforcing plate (11) is fixedly connected to the buffer frame (9); A buffer seat (17) is installed on the top wall of the limiting groove (18), and a spring (16) is sleeved and installed on the outer side away from the buffer seat (17). The other end of the spring (16) is connected to the limiting column (14) through a limiting plate (15), wherein the limiting plate (15) is fixed to the middle of the limiting column (14).

2. The punching equipment for producing optical lenses according to claim 1, characterized in that: A mounting frame (4) is installed on one side of the upper portion of the machine body (1), and a plurality of punching cylinders (5) are installed in the middle of the mounting frame (4).

3. The punching equipment for producing optical lenses according to claim 1, characterized in that: A guide platform (8) is provided on both sides away from the electric drive conveyor belt (2), a limiting roller (6) is rotatably installed on one side of the inner wall of the guide platform (8), and the upper end surface of the guide platform (8) is flush with the upper end surface of the electric drive conveyor belt (2).

4. The punching equipment for producing optical lenses according to claim 1, characterized in that: A rubber roller (3) is rotatably mounted on one side above the electrically driven conveyor belt (2).

5. The punching equipment for producing optical lenses according to claim 1, characterized in that: A punching cutter head (51) is provided directly above the forming die (7), a corresponding feed trough (13) is provided in the middle of the forming die (7), and a buffer rib (71) is installed around the outer side away from the feed trough (13).

6. The punching equipment for producing optical lenses according to claim 5, characterized in that: Guide ramps (72) are provided on both sides of the exterior of the molding die (7).

7. The punching equipment for producing optical lenses according to claim 1, characterized in that: The bottom end surface of the buffer frame (9) slightly exceeds the bottom end surface of the punching head (51).

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