CN217860503U - Optical lens piece polishing equipment - Google Patents

Abstract

The utility model provides an optical lens piece polishing equipment belongs to lens processing equipment technical field to when solving prior art and polishing the lens, there is the problem at polishing dead angle in the edge, include: a bottom shell and an upper shell on the bottom shell; the polishing solution is filled in the bottom shell, and the bottom shell is provided with a stirring mechanism for driving the polishing solution to rotate; the polishing device comprises an upper shell, a lens, a vacuum pump, a stirring mechanism and a lower shell, wherein the upper shell is fixedly connected with the inner surface of the upper shell, the lower end of the upper shell is provided with a first inner cylinder, the upper end of the first inner cylinder is provided with a one-way valve, the first inner cylinder and the lens form a vacuum cavity, the one-way valve is communicated with the vacuum pump and used for pumping air in the vacuum cavity out, so that the lens is adsorbed at the bottom of the adsorption ring, the lens is immersed in polishing liquid, and the stirring mechanism is not in contact with the lens.

Description

Optical lens piece polishing equipment

Technical Field

The utility model belongs to the technical field of the lens processing equipment, more specifically says, in particular to optical lens piece polishing equipment.

Background

Optical lenses are widely used in many fields, especially in precision instruments such as microscopes, aviation, etc. The optical lens usually needs to go through a polishing process to achieve the purpose of eliminating the crack layer when being processed, the polishing and grinding mechanism is the same, the used tool material is different from the polishing liquid (slurry), the used materials for polishing include cloth (cloth), polishing leather (polyurethane) and pitch (pitch), the most commonly used material is high-grade polishing pitch to achieve a high-precision polished surface. The polishing is carried out by using asphalt, wherein the fine surface of the asphalt drives the polishing solution to grind the surface of the lens to generate heat, so that the glass is melted and flowed, the rough top is melted off and the valley bottom of the crack is filled up, and the crack layer is gradually removed.

The existing polishing equipment and the polishing method thereof mostly adopt the mode that the edge of a lens is clamped by a clamping mechanism, so that the edge polishing has polishing dead angles when the lens is polished.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an optical lens polishing apparatus is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an optical lens piece polishing equipment to when solving prior art and polishing the lens, there is the problem at polishing dead angle in the edge.

The utility model relates to an optical lens piece polishing equipment's purpose and efficiency are reached by following specific technological means:

an optical lens polishing apparatus comprising:

a bottom shell and an upper shell on the bottom shell;

the polishing solution is filled in the bottom shell, and the bottom shell is provided with a stirring mechanism for driving the polishing solution to rotate;

the polishing device comprises an upper shell, a lens, a vacuum pump, a stirring mechanism and a lower shell, wherein the upper shell is fixedly connected with the inner surface of the upper shell, the lower end of the upper shell is provided with a first inner cylinder, the upper end of the first inner cylinder is provided with a one-way valve, the first inner cylinder and the lens form a vacuum cavity, the one-way valve is communicated with the vacuum pump and used for pumping air in the vacuum cavity out, so that the lens is adsorbed at the bottom of the adsorption ring, the lens is immersed in polishing liquid, and the stirring mechanism is not in contact with the lens.

Further, the stirring mechanism comprises a motor fixedly connected to the bottom of the bottom shell and a stirring blade fixedly connected with a power output shaft of the motor, and the stirring blade is arranged right below the lens.

Further, the check valve includes the valve body, set up in the extraction opening on valve body upper portion, set up in the gas vent of valve body lower part, set up in the backing ring of valve body internal surface lower part, set up ball sealer on the backing ring, set up the sealing spring between ball sealer and extraction opening, the backing ring set up in can with the curved surface of ball sealer laminating, sealing spring can give the ball sealer exerts normal pressure, the ball sealer pastes tight seal with the curved surface of backing ring.

Furthermore, the bottom shell is also vertically provided with a first inner cylinder, the first inner cylinder is fixedly connected with the bottom shell, and annular sound-absorbing cotton is arranged between the bottom shell and the first inner cylinder.

Further, still include discharge valve, discharge valve sets up in the epitheca top, discharge valve communicates vacuum chamber and external world, takes off as needs the lens, opens discharge valve can balance vacuum chamber and external atmospheric pressure.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a adsorb a surface of lens in the vacuum cavity lower part, polish in arranging the polishing solution again, can guarantee that the lens edge obtains fine polishing effect simultaneously.

2. The utility model discloses owing to be that the polishing solution is driven and is centrifugal motion for the piece of polishing down can distribute at the outer fringe, thereby has promoted the quality of polishing.

Drawings

Fig. 1 is a schematic perspective view of the optical lens polishing apparatus of the present invention.

Fig. 2 is an explosion structure diagram of the optical lens polishing apparatus of the present invention.

Fig. 3 is a schematic front view of the optical lens polishing apparatus of the present invention.

Fig. 4 isbase:Sub>A schematic sectional structure view ofbase:Sub>A-base:Sub>A in fig. 3.

Fig. 5 is a schematic cross-sectional structural view of the check valve of the optical lens polishing apparatus of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

a bottom shell 1, a first inner cylinder 11, sound-absorbing cotton 12,

An upper case 2, a second inner cylinder 21, an adsorption ring 22, a vacuum chamber 23,

A stirring mechanism 3, a motor 31, a stirring blade 32, a lens 4, a polishing solution 5,

The air valve comprises a one-way valve 6, a valve body 61, an air suction port 62, an air exhaust port 63, a backing ring 64, a sealing ball 65, a sealing spring 66 and an exhaust valve 7.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment is as follows:

as shown in figures 1 to 5:

the utility model provides an optical lens piece polishing equipment, include:

a bottom shell 1 and an upper shell 2 on the bottom shell 1;

the polishing solution 5 is filled in the bottom shell 1, and the bottom shell 1 is provided with a stirring mechanism 3 for driving the polishing solution 5 to rotate;

the upper portion of the inner surface of the upper shell 2 is fixedly connected with a second inner cylinder 21, the lower end of the second inner cylinder 21 is provided with an adsorption ring 22, the upper end of the second inner cylinder 21 is provided with a check valve 6, the second inner cylinder 21 and the lens 4 enclose a vacuum chamber 23, the check valve 6 is communicated with a vacuum pump to pump out air in the vacuum chamber 23, so that the lens 4 is adsorbed at the bottom of the adsorption ring 22, the lens 4 is immersed in the polishing solution 5, and the stirring mechanism 3 is not in contact with the lens 4.

The upper casing 2 in this embodiment is covered on the bottom casing 1 to prevent the polishing liquid 5 disposed in the bottom casing 1 from splashing. The one-way valve 6 is arranged to ensure that the vacuum chamber 23 is kept in a low-pressure state for a long time after the gas is pumped out. The adsorption ring 22 has certain toughness, so that the lens 4 can be adsorbed more stably, and the adsorption ring 22 is made of rubber or silica gel.

The stirring mechanism 3 comprises a motor 31 fixedly connected to the bottom of the bottom shell 1 and a stirring blade 32 fixedly connected with a power output shaft of the motor 31, and the stirring blade 32 is arranged right below the lens 4.

Wherein, the stirring blade 32 is arranged under the lens 4, so that the stirring blade 32 can form a rotary polishing solution under the lens 4, and has a better polishing effect under the lens 4. While the ground debris is centrifuged to the periphery of the lens 4.

The check valve 6 comprises a valve body 61, an air suction port 62 arranged at the upper part of the valve body 61, an air exhaust port 63 arranged at the lower part of the valve body 61, a backing ring 64 arranged at the lower part of the inner surface of the valve body 61, a sealing ball 65 arranged on the backing ring 64, and a sealing spring 66 arranged between the sealing ball 65 and the air suction port 62, wherein the backing ring 64 is arranged on a curved surface which can be attached to the sealing ball 65, the sealing spring 66 can apply positive pressure to the sealing ball 65, and the sealing ball 65 is attached to and sealed with the curved surface of the backing ring 64.

The curved surface makes the sealing ball 65 and the backing ring 64 more closely attached, and the sealing spring 66 applies a continuous positive pressure to the sealing ball 65, so that the opening of the backing ring 64 is sealed in time after the vacuum pumping is completed.

The bottom shell 1 is also vertically provided with a first inner cylinder 11, the first inner cylinder 11 is fixedly connected with the bottom shell 1, and annular sound absorption cotton 12 is arranged between the bottom shell 1 and the first inner cylinder 11.

The sound absorption cotton 12 is used for isolating the noise generated by the operation of the stirring mechanism 3. The first inner cylinder 11 is used for preventing the polishing solution 5 from invading the sound-absorbing cotton 12.

Still include discharge valve 7, discharge valve 7 sets up in epitheca 2 top, and discharge valve 7 communicates vacuum chamber 23 with the external world, and when needs take off lens 4, opens discharge valve 7 and can balance vacuum chamber 23 and external atmospheric pressure. When the vacuum chamber 23 is evacuated, the exhaust valve 7 is closed.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. An optical lens polishing apparatus characterized in that: the method comprises the following steps:

a bottom shell (1) and an upper shell (2) on the bottom shell (1);

the polishing solution (5) is filled in the bottom shell (1), and the bottom shell (1) is provided with a stirring mechanism (3) for driving the polishing solution (5) to rotate;

go up shell (2) internal surface upper portion fixedly connected with second inner tube (21), second inner tube (21) lower extreme is provided with adsorption ring (22), second inner tube (21) upper end is provided with check valve (6), second inner tube (21), lens (4) enclose into vacuum chamber (23), check valve (6) are used for with the vacuum pump intercommunication, will air in vacuum chamber (23) is taken out, thereby lens (4) adsorb in adsorption ring (22) bottom, lens (4) submergence is in polishing solution (5), just rabbling mechanism (3) do not contact with lens (4).

2. An optical lens polishing apparatus as claimed in claim 1, wherein: the stirring mechanism (3) comprises a motor (31) fixedly connected to the bottom of the bottom shell (1) and a stirring blade (32) fixedly connected with a power output shaft of the motor (31), and the stirring blade (32) is arranged under the lens (4).

3. An optical lens polishing apparatus as claimed in claim 1, wherein: check valve (6) include valve body (61), set up in extraction opening (62) on valve body (61) upper portion, set up in gas vent (63) of valve body (61) lower part, set up in backing ring (64) of valve body (61) internal surface lower part, set up ball sealer (65) on backing ring (64), set up sealing spring (66) between ball sealer (65) and extraction opening (62), backing ring (64) set up in can with the curved surface that ball sealer (65) laminated, sealing spring (66) can give ball sealer (65) exerts normal pressure, ball sealer (65) and the curved surface of backing ring (64) are pasted tight sealedly.

4. An optical lens polishing apparatus as claimed in claim 1, wherein: the sound-absorbing structure is characterized in that a first inner cylinder (11) is vertically arranged on the bottom shell (1), the first inner cylinder (11) is fixedly connected with the bottom shell (1), and annular sound-absorbing cotton (12) is arranged between the bottom shell (1) and the first inner cylinder (11).

5. An optical lens polishing apparatus according to any one of claims 1 to 4, wherein: still include discharge valve (7), discharge valve (7) set up in epitheca (2) top, discharge valve (7) are with vacuum cavity (23) and external intercommunication, take off as needs lens (4), open discharge valve (7) can be balanced vacuum cavity (23) and external atmospheric pressure.

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