CN217702948U - Precise air-float rotary table bonding device for glass grinding non-spherical lens - Google Patents
Precise air-float rotary table bonding device for glass grinding non-spherical lens Download PDFInfo
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- CN217702948U CN217702948U CN202220799902.6U CN202220799902U CN217702948U CN 217702948 U CN217702948 U CN 217702948U CN 202220799902 U CN202220799902 U CN 202220799902U CN 217702948 U CN217702948 U CN 217702948U
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Abstract
The utility model provides a precise air-float rotary table bonding device for glass grinding aspheric lenses, which comprises a precise air-float rotary table and a magnetic gauge stand beside the precise air-float rotary table; an air valve is arranged on the precise air-floating rotary table; the magnetic gauge stand is provided with a universal shaft lever; the lever dial indicator is fixed on the universal shaft rod; a connecting ring is fixed at the center of a rotating disc of the precise air-floatation rotating table; the opening at the center of the connecting ring is inserted with a hydraulic chuck, wherein the inner cavity of the jig is in a through hole shape and the bottom of the jig is inserted on the hydraulic chuck, and the lens is placed at the top of the jig. The utility model has the advantages that: the optical axis that can guarantee the lens coincides with the central line of hydraulic chuck, and the fixed core precision of the better control lens of being convenient for improves the product yield.
Description
Technical Field
The utility model relates to a lens processing field especially relates to an accurate air supporting revolving stage bonding device for glass grinds aspheric surface lens.
Background
Generally, before grinding an aspheric lens for glass grinding, the lens needs to be placed on a jig for bonding and then subjected to subsequent processing. At present, mainly fix the lens on the tool inside equipment, carry out the processing on follow-up lens surface again, but at the in-process that bonds, glue can be inhaled inside the main shaft that is used for the fixed tool of equipment, blocks up the inside air vent of main shaft easily, and the main shaft is as the core part of equipment, in case block up just can lead to scrapping, influences the production and processing of aspheric surface very much.
In addition, the glass grinding aspheric lens has very high requirements on the fixed core and needs to be accurately bonded, the current processing mode hardly ensures the fixed core precision of the lens, and the thickness deviation of the processed product does not meet the design requirements, so that the production yield is low and the production cost is relatively high.
Disclosure of Invention
In order to solve the problems, the invention discloses a precise air-float rotary table bonding device for grinding a non-spherical lens by glass, which mainly solves the problems of bonding and centering precision control of a jig and the lens; the invention can ensure that the center point of the jig and the center point of the lens are controlled within a certain range, reduce the difficulty of subsequent processing, improve the working efficiency and save the cost.
The equipment comprises a precise air-floating rotary table and a magnetic gauge stand positioned beside the precise air-floating rotary table; an air valve is arranged on the precise air-floating rotary table; the magnetic gauge stand is provided with a universal shaft lever; the lever dial indicator is fixed on the universal shaft rod; a connecting ring is fixed at the center of a rotating disc of the precise air-floatation rotating table; a hydraulic chuck is inserted into an opening at the center of the connecting ring; the inner cavity of the jig is in a through hole shape and the bottom of the inner cavity of the jig is inserted into the hydraulic chuck, and the lens is placed at the top of the jig. The utility model has the advantages that: the optical axis of the lens can be ensured to coincide with the central line of the hydraulic chuck, so that the core deviation of the lens can be better controlled.
The utility model discloses further improve: the connecting ring is fixed at the center of the rotating disc of the precise air-floating rotary table, the hydraulic chuck is inserted into an opening at the center of the connecting ring, and the hydraulic chuck is fixed on the air-floating rotary table through the connecting ring, so that the equipment bonding principle is realized.
The utility model discloses further improve: and each end of the bottom of the precise air-floating rotary table is fastened on the base through a first locking bolt.
The utility model discloses further improve: and the connecting ring is locked and fixed on the rotating disc through a second locking bolt.
The utility model discloses further improve: each end of the precise air-floating rotary table is fastened on the base through a first locking bolt, and the base is made of a stainless steel plate, so that the structure is more stable.
The utility model discloses a theory of operation is:
1. the precise air-floating rotary table is an air-floating rotary device which suspends a rotary shaft by compressed air to rotate without friction; inputting compressed air at the air valve, and inserting one end of the jig into the hydraulic chuck for locking and fixing; placing the lens to be bonded on the top of the jig, and adsorbing the lens by compressed air on the air floatation rotary table due to the hollow jig;
2. the universal shaft rod is used for adjusting the position of the lever dial indicator, so that the measurement of the lever dial indicator is performed on the side edge of the lens, a worker finely adjusts the position of the lens on the jig, the reading of the lever dial indicator is observed, and the optical axis of the lens is enabled to coincide with the central line of the hydraulic chuck during bonding; then bonding is carried out, so that the lens is bonded on the jig; closing the compressed air;
3. curing the glue; and integrally taking out the lens and the jig, and transmitting the lens and the jig to processing equipment for production and processing of the next step.
The utility model has the advantages that: the optical axis of the lens can be coincident with the central line of the hydraulic chuck when the lens is bonded, and the core fixing precision can reach 0.002mm at most, so that the product yield and the processing quality are effectively improved, the loss of key parts of equipment is reduced, and the production cost is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a plan view of the core fixing connection ring of the rotary disk;
FIG. 3 is a schematic view of a jig;
list of reference numerals:
wherein 1, a precise air-float rotary table; 2-a magnetic gauge stand; 3-a universal shaft lever; 4-dial indicator; 5-hydraulic clamping head; 6-a jig; 7-cushion table; 8-a lens; 9-an air valve; 10-a first locking bolt; 11-a base; 12-a connecting ring; 13-a second locking bolt; 1-1-rotating disk; 4-1-header.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-3, the present embodiment provides a precise air-floating rotary table bonding apparatus for glass grinding aspheric lenses, which includes a precise air-floating rotary table 1 and a magnetic gauge stand 2 located beside the precise air-floating rotary table 1;
an air valve 9 is arranged on the precise air-floating rotary table 1; the magnetic gauge stand 2 is provided with a universal shaft lever 3; the dial indicator 4 is fixed on the universal shaft lever 3; a connecting ring 12 is fixed at the center of a rotating disc 1-1 of the precise air-floatation rotating table 1; the connecting ring 12 is locked and fixed on the rotating disc 1-1 through a second locking bolt 13; the hydraulic chuck 5 is inserted into the opening of the center of the connecting ring 12;
the inner cavity of the jig 6 is in a through hole shape, the bottom of the inner cavity is inserted into the hydraulic chuck 5, and the lens 8 is placed at the top of the jig 6; the surface of the jig 6 is provided with a pad table 7; and the cushion table 7 is attached to the top of the hydraulic chuck 5.
Each end of the bottom of the precise air-floating rotary table 1 is fastened on a base 11 through a first locking bolt 10; the base 11 is made of a stainless steel plate; the structure is ensured to be stable, and shaking is avoided.
In the embodiment, compressed air is input at the air valve, and one end of a jig 6 is inserted into the hydraulic chuck 5; placing a lens 8 to be detected on the top of the jig 6, and carrying out micro-adsorption on the lens through compressed air on the compact air floatation rotary table 1 because the jig 6 is hollow; the position of the dial indicator is adjusted by the universal shaft lever 3, so that the dial indicator is tested and subjected to dial testing on the side edge of the lens, a worker finely adjusts the position of the lens on the jig 6, the display of the dial indicator 4 is observed, and the optical axis of the lens is ensured to be coincident with the central core line of the hydraulic chuck during bonding; then, the worker bonds the lens to the jig; closing the compressed air; curing the glue; and taking out the lens and the jig integrally, and transmitting the lens and the jig to next equipment for other procedures.
This embodiment is directed to the bonding of all glass grinding aspheric lenses to better control decentration of the lenses.
The technical means disclosed in the scheme of the invention are not limited to the technical means disclosed in the above embodiments, but also include the technical means formed by any combination of the above technical features.
Claims (5)
1. A accurate air supporting revolving stage bonding device for glass grinds aspheric lens, its characterized in that: comprises a precise air-floating rotary table (1) and a magnetic gauge stand (2) positioned beside the precise air-floating rotary table (1); an air valve (9) is arranged on the precise air-floating rotary table (1); a universal shaft lever (3) is arranged on the magnetic gauge stand (2); the dial indicator (4) is fixed on the universal shaft lever (3); a connecting ring (12) is fixed at the center of a rotating disc (1-1) of the precise air-floating turntable (1); the opening at the center of the connecting ring (12) is inserted into the hydraulic chuck (5); the inner cavity of the jig (6) is in a through hole shape and the bottom of the inner cavity is inserted into the hydraulic chuck (5), and the lens (8) is placed at the top of the jig (6).
2. The bonding device of the precise air-float rotary table for glass grinding aspheric lens as claimed in claim 1, wherein: each end of the bottom of the precise air-floating rotary table (1) is fastened on a base (11) through a first locking bolt (10).
3. The bonding device of the precise air-float rotary table for glass grinding aspheric lens as claimed in claim 1, wherein: the surface of the jig (6) is provided with a cushion table (7); the cushion table (7) is attached to the top of the hydraulic chuck (5).
4. The bonding device of the precise air-float rotary table for glass grinding aspheric lens as claimed in claim 1, wherein: the connecting ring (12) is locked and fixed on the rotating disc (1-1) through a second locking bolt (13).
5. The bonding device of the precise air-float rotary table for glass grinding aspheric lens as claimed in claim 2, wherein: the base (11) is made of a stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799902.6U CN217702948U (en) | 2022-04-08 | 2022-04-08 | Precise air-float rotary table bonding device for glass grinding non-spherical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799902.6U CN217702948U (en) | 2022-04-08 | 2022-04-08 | Precise air-float rotary table bonding device for glass grinding non-spherical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217702948U true CN217702948U (en) | 2022-11-01 |
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ID=83789227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220799902.6U Active CN217702948U (en) | 2022-04-08 | 2022-04-08 | Precise air-float rotary table bonding device for glass grinding non-spherical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217702948U (en) |
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2022
- 2022-04-08 CN CN202220799902.6U patent/CN217702948U/en active Active
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