Automatic positioning, punching and opening milling machine for spectacle lenses

Abstract

The utility model discloses an automatic spectacle lens positioning, punching and mouth milling machine which comprises an operation table and an equipment support arranged above the operation table, a plurality of lens clamping devices which are sequentially arranged at intervals are arranged on the operation table, each lens clamping device comprises a clamping base, and a clamping block driving mechanism is arranged in each clamping base. A plurality of clamping blocks are arranged on the clamping top surface of the clamping base; lens punching and opening milling devices matched with the lens clamping devices in number are arranged on the equipment support, each lens punching and opening milling device is located above the corresponding lens clamping device, and each lens punching and opening milling device comprises a linear sliding rail and a sliding rail driving motor. Two transverse sliding plates are arranged on the linear sliding rails in a sliding mode, and lifting drill bits are fixed to the transverse sliding plates. The spectacle lens punching and milling device can automatically position spectacle lenses and conduct punching or opening milling operation on the two sides of the spectacle lenses, the influence of manual operation on the position accuracy of the spectacle lenses is avoided, and the production efficiency and the product quality are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a spectacle lens production equipment field, specifically is a spectacle lens automatic positioning punch and mill mouth machine. BACKGROUND

[0002] The existing edge grinding machine all is through clamping device clamping lens to grind to sand wheel, if this grinding method grinds super smooth lens or pressure is not accurate, possibly makes lens in grinding process in clamping device in rough grinding, leads to grinding size inaccuracy, leads to lens scrap, causes economic loss.

[0003] In order to make the connection between lens and frame more firm, people often need to grind and punch the lens, at present, such as the patent with the publication number 201922428802.3 discloses a kind of fixing device facilitating lens punching, including bottom plate, the top of the bottom plate is fixedly connected with first electric push rod, the top of the first electric push rod is fixedly connected with slide bar, the surface of the slide bar is equipped with sliding seat, the surface of the sliding seat is fixedly connected with driving motor, the output shaft of the driving motor is fixedly installed with drill bit, the top of the slide bar is fixedly connected with second electric push rod, the telescopic end of the second electric push rod is fixedly connected with sliding seat, the top of the bottom plate is fixedly installed with clamping plate by fixing piece.

[0004] However, the above-mentioned device still has some defects, the fixing mode of the lens is still not stable, and each lens has error during punching and grinding, therefore, it is necessary to design a spectacle lens automatic positioning punch and mill mouth machine capable of accurately positioning spectacle lens and realizing standardized punching. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of spectacle lens automatic positioning punch and mill mouth machine, to improve the problem that the existing spectacle lens punching precision is not high, processing speed is slow.

[0006] The utility model is implemented in a kind of spectacle lens automatic positioning punch and mill mouth machine, including operation table and the equipment support being set on operation table upper, the operation table is provided with multiple groups of lens clamping device being sequentially spaced, each lens clamping device includes clamping base, the clamping base is provided with clamping block drive mechanism, the clamping top surface of the clamping base is provided with multiple clamping blocks;

[0007] The equipment support is provided with the lens punch and mill mouth device matching the number of the above-mentioned lens clamping device, each lens punch and mill mouth device is above corresponding lens clamping device, the lens punch and mill mouth device includes linear slide rail and slide rail drive motor, the linear slide rail is provided with two transverse slides sliding, each transverse slide is fixed with lifting drill bit.

[0008] As an embodiment of the utility model, the clamping top surface is circular, and the clamping blocks are arranged in a circle.

[0009] As an embodiment of the utility model, a plurality of sliding grooves are arranged on the clamping top surface, and the clamping block driving mechanism comprises a plurality of driving cylinders, each driving cylinder is arranged in a corresponding sliding groove, and the telescopic rod of each driving cylinder is connected to the bottom of the corresponding clamping block.

[0010] As an embodiment of the utility model, each clamping block is provided with an arc-shaped groove at one end close to the center of the clamping top surface, and the arc-shaped grooves of the clamping blocks are on the same circle.

[0011] As an embodiment of the utility model, the lens clamping device and the lens punching and milling device are each provided with four groups.

[0012] As an embodiment of the utility model, two sliding blocks are arranged on the linear sliding rail, the two sliding blocks are symmetrically arranged on the two sides of the clamping base, and the two sliding blocks symmetrically move towards each other.

[0013] As an embodiment of the utility model, each transverse sliding plate comprises a connecting vertical plate and a mounting horizontal plate, the upper end of each connecting vertical plate is fixed on the sliding block, and each mounting horizontal plate is arranged in parallel with the clamping top surface.

[0014] As an embodiment of the utility model, each lifting drill bit is fixed on a corresponding mounting horizontal plate, each lifting drill bit comprises a drill bit driving motor and a drill bit lifting mechanism, and the lower end of the drill bit lifting mechanism is provided with a drill bit.

[0015] As an embodiment of the utility model, the upper part of the equipment support is further provided with a protective cover.

[0016] The utility model brings the beneficial effect that:

[0017] 1. The utility model automatically positions the spectacle lens through the lens clamping device, positions all spectacle lenses at a position through the clamping block, improves the accuracy of processing, avoids the influence of manual operation on the position accuracy of the spectacle lens,

[0018] 2. The utility model further comprises a lens punching and milling device capable of only linear sliding, performs punching or milling operation on both sides of the lens, enables all lenses to be symmetrically processed, improves the product quality, and simultaneously provides a plurality of lens clamping devices and lens punching and milling devices, thereby effectively improving the production efficiency. DRAWINGS

[0019] The accompanying drawings, which form a part of the present application, are used to provide further understanding of the application and are incorporated herein for reference in conjunction with the following detailed description. The illustrative embodiments of the present application are described herein with reference to the accompanying drawings, of which:

[0020] Figure 1 is a schematic diagram of the overall structure of the present application;

[0021] Figure 2 is a schematic diagram of the internal structure of the operating table and the equipment support of the present application;

[0022] Figure 3 is a structure of the lens clamping device and the lens hole milling device of the present application Figure 1 ;

[0023] Figure 4 is a structure of the lens clamping device and the lens hole milling device of the present application Figure 2 ;

[0024] Figure 5 is a side view of the lens clamping device and the lens hole milling device of the present application;

[0025] In the figure: 1, operating table; 2, lens clamping device; 21, clamping base; 211, clamping top surface; 210, sliding groove; 22, clamping block driving mechanism; 221, driving cylinder; 23, clamping block; 230, arc-shaped groove; 3, equipment support; 4, lens hole milling device; 41, linear sliding rail; 411, sliding block; 42, transverse sliding plate; 421, connecting vertical plate; 422, mounting horizontal plate; 43, descending drill bit; 431, drill bit driving motor; 432, drill bit lifting mechanism; 433, drill bit; 5, sliding rail driving motor; 6, protective cover. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0028] As Figures 1-5The utility model discloses an automatic positioning and punching and milling machine for spectacle lenses, which can accurately position the spectacle lenses and realize efficient punching and milling.

[0029] The automatic positioning and punching and milling machine for spectacle lenses provided by the embodiment mainly comprises an operation table 1 and an equipment support 3 arranged above the operation table 1, and four groups of lens clamping devices 2 are arranged on the operation table 1 in a linear arrangement.

[0030] As shown in the figure, in order to facilitate the fixation of the spectacle lenses at the same position, each lens clamping device 2 comprises a clamping base 21, the clamping base 21 is provided with a clamping block driving mechanism 22, and the clamping top surface 211 of the clamping base 21 is provided with four clamping blocks 23. Figures 1-2

[0031] Meanwhile, each clamping block 23 is provided with an arc-shaped groove 230 at one end close to the center of the clamping top surface 211, and the arc-shaped grooves 230 of each clamping block 23 are on the same circumference, so that the circular spectacle lenses can be placed on the arc-shaped grooves 230, and the circumference of the spectacle lenses and the side wall of the arc-shaped grooves 230 can be abutted and on the same circumference by the contraction of the clamping blocks 23, thereby accurately positioning each spectacle lens.

[0032] Thus, the error caused by manual adjustment and processing is avoided, and the processing accuracy of the spectacle lenses is improved.

[0033] In order to keep the clamping blocks 23 in a linear extension, four sliding grooves 210 are arranged on the clamping top surface 211, and each sliding groove 210 is arranged along the diameter direction of the clamping top surface 211.

[0034] The clamping block driving mechanism 22 comprises four driving cylinders 221, each driving cylinder 221 is directly installed in the corresponding sliding groove 210, and the extension rod of each driving cylinder 221 is connected to the bottom of the corresponding clamping block 23.

[0035] By the method of clamping the center of the same circle of the lens clamping device 2, the placed spectacle lenses can be fixed at the same center, i.e., the center of the clamping top surface 211, so that all the processed spectacle lenses are consistent, thereby improving the standardization and accuracy of the whole process and facilitating the subsequent process.

[0036] ​Each lens punching and milling device 4 is above the corresponding lens clamping device 2, and the lens clamping device 2 and the lens punching and milling device 4 are each provided with four groups.

[0037] The lens punching and milling device 4 is arranged on the equipment support 3 in a number corresponding to the number of the lens clamping device 2, and the entire equipment support 3 is a support support made of a plurality of pipes, and the four lens punching and milling devices 4 are arranged on the equipment support 3 above the four lens clamping devices 2.

[0038] In order to make the cutting more accurate, the cutting tool is moved in a straight line, and two symmetrical points are fixedly cut. The lens punching and milling device 4 comprises a straight line sliding rail 41 and a sliding rail driving motor 5, two transverse sliding plates 42 are slidably arranged on the straight line sliding rail 41, and a lifting drill bit 43 is fixedly arranged on each transverse sliding plate 42.

[0039] The straight line sliding rail 41 is provided with two sliding blocks 411, and the two sliding blocks 411 are symmetrically arranged on both sides of the clamping base 21. The two sliding blocks 411 symmetrically move towards each other, the transverse sliding plate 42 comprises a connecting vertical plate 421 and an installation horizontal plate 422, the upper end of each connecting vertical plate 421 is fixed on the sliding block 411, and each installation horizontal plate 422 is arranged in parallel with the clamping top surface 211. The movement of the straight line sliding rail 41 is controlled by the sliding rail driving motor 5, and the two transverse sliding plates 42 are controlled to move in opposite directions or in the same direction. In the utility model, the opposite direction is adopted, and the two transverse sliding plates 42 are respectively located on both sides of the lens clamping device 2.

[0040] Each lifting drill bit 43 is fixed on the corresponding installation horizontal plate 422, each lifting drill bit 43 comprises a drill bit driving motor 431 and a drill bit lifting mechanism 432, and the lower end of the drill bit lifting mechanism 432 is provided with a drill bit 433.

[0041] Under normal conditions, the straight line sliding rail 41 drives the sliding block 411 to move, drives the entire transverse sliding plate 42 and the lifting drill bit 43 to move, and at the same time, the drill bit driving motor 431 rotates the drill bit 433, so that the drill bit 433 is aligned with the spectacle lens on the clamping top surface 211, the spectacle lens is milled, and an installation slot hole is formed.

[0042] By arranging the drill bit lifting mechanism 432, the two lifting drill bits 43 can symmetrically cut the two edges of the spectacle lens, or can be fixed above the spectacle lens, and the drill bit 433 is arranged to punch the spectacle lens by the drill bit lifting mechanism 432.

[0043] In order to prevent the debris of the spectacle lens from splashing and prevent other sundries from affecting the drill bit, a protective cover 6 is further arranged on the upper part of the equipment support 3.

[0044] The utility model discloses a lens clamping device automatic positioning spectacle lens, all spectacle lenses can be positioned in a position through the clamping block, improve the accuracy of processing, avoid the influence of manual operation to the position accuracy of spectacle lens, through the only linear sliding spectacle hole milling device, carry out the hole or milling operation to the both sides of lens, make all lenses can symmetrical processing, improved product quality, and is provided with multiple lens clamping device and spectacle hole milling device simultaneously, effectively improved production efficiency.

[0045] The above-mentioned embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled person in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the appended claims.

Claims

1. An automatic positioning, drilling and milling machine for ophthalmic lenses, characterized in that, The utility model provides an equipment support (3) is arranged above the operation platform (1), the operation platform (1) is provided with a plurality of groups of lens clamping devices (2) that are arranged in sequence and interval, each lens clamping device (2) includes clamping base (21), the clamping base (21) is provided with clamping block drive mechanism (22), the clamping top surface (211) of clamping base (21) is provided with a plurality of clamping blocks (23), The equipment support (3) is provided with a plurality of lens punching and milling devices (4) matched with the number of lens clamping devices (2), each lens punching and milling device (4) is above the corresponding lens clamping device (2), and the lens punching and milling device (4) includes a linear slide rail (41) and a slide rail drive motor (5), two transverse slides (42) are slidably arranged on the linear slide rail (41), and each transverse slide (42) is fixed with a lifting drill bit (43).

2. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 1, characterized in that, The clamping top surface (211) is circular, and each clamping block (23) is arranged in a circle.

3. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 2, characterized in that, The clamping top surface (211) is provided with a plurality of sliding grooves (210), the clamping block drive mechanism (22) includes a plurality of drive cylinders (221), each drive cylinder (221) is arranged in the corresponding sliding groove (210), and the extension rod of each drive cylinder (221) is connected to the bottom of the corresponding clamping block (23).

4. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 3, characterized in that, Each clamping block (23) is provided with an arc-shaped groove (230) at one end close to the center of the clamping top surface (211), and the arc-shaped grooves (230) of each clamping block (23) are on the same circle.

5. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 1, characterized in that, The lens clamping device (2) and the lens punching and milling device (4) are each provided with four groups.

6. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 5, characterized in that, The linear slide rail (41) is provided with two sliding blocks (411), and the two sliding blocks (411) are symmetrically arranged on both sides of the clamping base (21) and symmetrically move towards each other.

7. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 6, characterized in that, Each transverse slide (42) includes a connecting vertical plate (421) and a mounting horizontal plate (422), the upper end of each connecting vertical plate (421) is fixed on the sliding block (411), and each mounting horizontal plate (422) is arranged in parallel with the clamping top surface (211).

8. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 7, characterized in that, Each lifting drill bit (43) is fixed on the corresponding mounting horizontal plate (422), and each lifting drill bit (43) includes a drill bit drive motor (431) and a drill bit lifting mechanism (432), and the lower end of the drill bit lifting mechanism (432) is provided with a drill bit (433).

9. An automatic positioning, drilling and milling machine for ophthalmic lenses according to claim 1, characterized in that, The upper part of the equipment support (3) is further provided with a protective cover (6).

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