CN108214390B - Optical lens pressing assembly head - Google Patents
Optical lens pressing assembly head Download PDFInfo
- Publication number
- CN108214390B CN108214390B CN201711190643.7A CN201711190643A CN108214390B CN 108214390 B CN108214390 B CN 108214390B CN 201711190643 A CN201711190643 A CN 201711190643A CN 108214390 B CN108214390 B CN 108214390B
- Authority
- CN
- China
- Prior art keywords
- magnet
- air
- guide
- buffer layer
- guide shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses an optical lens pressing assembly head, which comprises a body, wherein a first magnet which is hollow cylindrical is fixed at the front end of the body, the side surface of the front end of the body is connected with a guide shell, the guide shell extends forwards for a section, a second magnet which is the same as the first magnet is arranged in the guide shell, the second magnet is homopolar opposite to the first magnet, and the edge of the second magnet is matched with the inner side of the guide shell and moves up and down in the guide shell; the front end of the second magnet is fixedly connected with a pressing head, the pressing head contracts towards the front end and fixes the buffer layer, a plurality of groups of air guide columns and air outlets are distributed on the contracted surface formed by contraction at intervals, the air guide columns extend downwards to the upper portion of the buffer layer, the air guide columns or the air outlets are connected with air pipes, and the air pipes are connected with an external air source. The invention has simple design, high efficiency and practicability, and the friction caused by pressing the assembly head is very small under the double buffering action of the buffer layer and the magnetic repulsive force, so that the thrust to the lens is more stable, and in addition, the operation mode is more flexible due to the variable airflow design.
Description
Technical Field
The invention belongs to the field of photographic equipment manufacturing, and particularly relates to an optical lens pressing assembly head.
Background
The high-end lens used by photographic equipment is a substitute term of grade and performance, the assembly and positioning procedures of the high-end lens are not quite variable, the cost for manufacturing the optical lens is low, and a great deal of labor and time are also required for assembling the optical lens. Due to the miniaturization of the image pickup apparatus by the optical lens assembly, the development of microelectromechanical systems (MEMS) opens the door to the fine assembly process of the optical lens.
The existing automatic assembly platform or jig often depends on the buffering of the elastic sheet, however, the elastic sheet has load limit, when the circumferential part is biased, uneven stress can be caused, and the placement flatness can not be ensured for a long time. The pressing assembly head is used for assembling basic accessories required by pressing, and is matched with the assembly platform, so that the pressing buffer performance and the fine degree of the pressing assembly head greatly influence the lens assembly performance and the guarantee of preventing the lens from being damaged.
Therefore, it is particularly important to improve the structural design of the press-assembled head.
Disclosure of Invention
The invention aims to: the invention provides an optical lens pressing assembly head, which is characterized in that the structure is magnetically suspended and buffered, and a special fluid effect is formed by pneumatic assistance, so that the pressing assembly head has the characteristics of light weight, high efficiency and safety of pressing lenses, and solves the problems in the prior art.
The invention comprises the following steps: the optical lens pressing assembly head comprises a body, wherein a first magnet which is hollow cylindrical is fixed at the front end of the body, the hollow part of the first magnet is a through groove, the side surface of the front end of the body is connected with a guide shell, the guide shell extends forwards for a section, a second magnet which is the same as the first magnet in shape and size is arranged in the guide shell, the second magnet is homopolar opposite to the first magnet, and the edge of the second magnet is matched with the inner side of the guide shell and moves up and down in the guide shell; the second magnet front end fixedly connected with presses the head, press the head to the front end shrink and fixed buffer layer, shrink part forms the shrink face, shrink face interval distribution a plurality of groups air guide post, gas outlet, air guide post downwardly extending to buffer layer top, air guide post or gas outlet connect the trachea, outside air supply is connected to the trachea.
Preferably, the edge of the second magnet is fixed with a guide block, and the guide block is matched with a guide rail on the inner side of the guide shell, so that the second magnet only moves up and down. The matching of the guide blocks and the guide rails avoids the possibility of overturning caused by uneven repulsive force of the two magnets.
Preferably, the air guide columns and the air outlets are distributed at intervals of 2-3 groups on one side face of the shrinkage surface, and the tail ends of the air guide columns are located at the position 2.5-6 mm above the buffer layer at the front end of the pressing head. The arrangement of the air guide column and the air outlet is critical, and the structure that the air guide column and the air outlet form an air channel is beneficial to the downward formation of air film buffering and the realization of oblique air blowing.
Further, the air guide column is provided with a hole which is penetrated up and down and is connected with an air pipe, and the air outlet is closed. Preferably, the air guide column plays the role of an air outlet.
Further, the air guide column is solid, and the air outlet is connected with an air pipe. As another preferable scheme, the air guide column only guides air, and the air outlet is used for air outlet.
Further, the bottom of the air guide column is also provided with a buffer layer. The cushioning layer prevents damage to the fragile lens surface.
Preferably, the gas pressure in the gas pipe is 0.12-0.16 MPa. The pressure of 0.12-0.16 MPa is not small, and the paint film buffering function is realized by blowing and downward blowing.
Compared with the prior art, the invention has the beneficial effects that: the invention has simple structure, ingenious design and strong buffering effect. The homopolar opposite repulsive forces of the first magnet and the second magnet which are in the hollow cylindrical shape are utilized to ensure that the pressing head almost has no friction when pressing, and simultaneously has enough buffering force, thus being reliable and convenient; the second magnet can move up and down more reliably by matching the guide blocks and the guide rails, so that overturning is avoided; the arrangement modes of the air outlet and the air guide column are diversified, so that diversified hydrodynamic effects are caused, and the air guide column is flexible and efficient; the buffer layer itself also has a buffering effect. The invention has simple design, high efficiency and practicability, and the friction caused by pressing the assembly head is very small under the double buffering action of the buffer layer and the magnetic repulsive force, so that the thrust to the lens is more stable, and in addition, the operation mode is more flexible due to the variable airflow design.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention, fig. 2 is a schematic view of the structure of the pressing head portion of embodiment 1, and fig. 3 is a schematic view of the structure of the pressing head portion of embodiment 2.
In the figure: 1-body, 2-first magnet, 20-through groove, 3-second magnet, 4-guiding shell, 5-press head, 51-shrink surface, 6-buffer layer, 7-air guide column, 8-gas outlet, 9-trachea.
Detailed Description
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the embodiments will be briefly described below.
Example 1
As shown in fig. 1-2, an optical lens pressing assembly head comprises a body 1, wherein a first magnet 2 which is hollow and cylindrical is fixed at the front end of the body 1, a through groove 20 is formed in the hollow part of the first magnet 2, a guide shell 4 is connected to the side surface of the front end of the body 1, the guide shell 4 extends forwards for a section, a second magnet 3 which is the same as the first magnet 2 in shape and size is installed in the guide shell 4, a guide block (not shown in the figure) is fixed at the edge of the second magnet 3, and the guide block is matched with a guide rail at the inner side of the guide shell 4, so that the second magnet 3 only moves up and down, and the second magnet 3 is homopolar opposite to the first magnet 2;
the front end of the second magnet 3 is fixedly connected with the pressing head 5, the pressing head 5 contracts towards the front end and fixes the buffer layer 6, the contraction part forms a contraction surface 51, 2-3 groups of air guide columns 7 and air outlets 8 are distributed on one side surface of the contraction surface 51 at intervals, 2-3 sides of the air guide columns 7 and the air outlets 8 are uniformly distributed in the circumferential direction according to the method, the tail end of the air guide column 7 is located 2.5-6 mm above the buffer layer 6 at the front end of the pressing head 5, the buffer layer 6 is also arranged at the bottom of the air guide column 7, the air guide column 7 is provided with a hole penetrating up and down and is connected with an air pipe 9, the air outlets 8 are closed, the air pipe 9 penetrates through the through groove 20 and the inside of the body 1 and is connected with an external air source, and the external air source controls the air pressure in the air pipe to be 0.12-0.16 MPa.
Example 2
As shown in fig. 1 and 3, an optical lens pressing assembly head comprises a body 1, wherein a first magnet 2 which is hollow and cylindrical is fixed at the front end of the body 1, a through groove 20 is formed in the hollow part of the first magnet 2, a guide shell 4 is connected to the side surface of the front end of the body 1, the guide shell 4 extends forwards for a section, a second magnet 3 which is the same as the first magnet 2 in shape and size is installed in the guide shell 4, a guide block (not shown in the figure) is fixed at the edge of the second magnet 3, and the guide block is matched with a guide rail at the inner side of the guide shell 4, so that the second magnet 3 only moves up and down, and the second magnet 3 is homopolar opposite to the first magnet 2;
the front end of the second magnet 3 is fixedly connected with the pressing head 5, the pressing head 5 contracts towards the front end and fixes the buffer layer 6, the contraction part forms a contraction surface 51, 2-3 groups of air guide columns 7 and air outlets 8 are distributed on one side surface of the contraction surface 51 at intervals, 2-3 sides of the air guide columns 7 and the air outlets 8 are uniformly distributed in the circumferential direction according to the method, the tail end of the air guide column 7 is located 2.5-6 mm above the buffer layer 6 at the front end of the pressing head 5, the buffer layer 6 is also arranged at the bottom of the air guide column 7, the air guide column 7 is solid, the air outlets 8 are connected with air pipes 9, the air pipes 9 penetrate through the ventilation grooves 20 and the inside of the body 1 and are connected with external air sources, and the external air sources control the air pressure in the air pipes to be 0.12-0.16 MPa.
The above embodiments are only for illustrating the preferred technical solutions of the present invention, and it should be noted that it is considered that modifications or equivalent substitutions made by those skilled in the art without departing from the principle of the present invention are included in the scope of the claims of the present invention.
Claims (5)
1. The optical lens pressing assembly head is characterized by comprising a body, wherein a first magnet which is hollow cylindrical is fixed at the front end of the body, a hollow part of the first magnet is a through groove, the side surface of the front end of the body is connected with a guide shell, the guide shell extends forwards for a section, a second magnet which is the same as the first magnet in shape and size is arranged in the guide shell, the second magnet is homopolar opposite to the first magnet, and the edge of the second magnet is matched with the inner side of the guide shell and moves up and down in the guide shell; the front end of the second magnet is fixedly connected with a pressing head, the pressing head contracts towards the front end and fixes the buffer layer, the contraction part forms a contraction surface, a plurality of groups of air guide columns and air outlets are distributed on the contraction surface at intervals, the air guide columns extend downwards to the upper part of the buffer layer, the air guide columns or the air outlets are connected with an air pipe, and the air pipe is connected with an external air source; the edge of the second magnet is fixed with a guide block, and the guide block is matched with a guide rail on the inner side of the guide shell, so that the second magnet only moves up and down; the pressure of the gas in the gas pipe is 0.12-0.16 MPa.
2. The optical lens pressing assembly head according to claim 1, wherein the air guide columns and the air outlets are distributed at intervals of 2-3 groups on one side face of the shrinkage surface, and the tail ends of the air guide columns are located at positions 2.5-6 mm above the buffer layer at the front end of the pressing head.
3. An optical lens pressing assembly head according to claim 1 or 2, wherein the air guide column is provided with a hole penetrating up and down and is connected with an air pipe, and the air outlet is closed.
4. An optical lens pressing assembly head according to claim 1 or 2, wherein the air guide column is solid, and the air outlet is connected with an air pipe.
5. An optical lens pressing assembly head according to claim 1 or 2, wherein the bottom of the air guide column is also provided with a buffer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711190643.7A CN108214390B (en) | 2017-11-24 | 2017-11-24 | Optical lens pressing assembly head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711190643.7A CN108214390B (en) | 2017-11-24 | 2017-11-24 | Optical lens pressing assembly head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108214390A CN108214390A (en) | 2018-06-29 |
| CN108214390B true CN108214390B (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711190643.7A Active CN108214390B (en) | 2017-11-24 | 2017-11-24 | Optical lens pressing assembly head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108214390B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685404B (en) * | 2020-05-19 | 2022-05-31 | 华为技术有限公司 | Pressing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201922405U (en) * | 2010-12-21 | 2011-08-10 | 杭州依维柯汽车变速器有限公司 | Compound pressure head integrating press-mounting and riveting |
| JP2012240155A (en) * | 2011-05-19 | 2012-12-10 | Tokyo Electron Ltd | Tool for mounting snap ring |
| CN204220726U (en) * | 2014-10-27 | 2015-03-25 | 南昌江铃华翔汽车零部件有限公司 | A kind of sheet metal hobs device |
| CN107246960A (en) * | 2017-07-12 | 2017-10-13 | 重庆华数机器人有限公司 | A kind of key test system of button testing device and its composition |
| CN207480498U (en) * | 2017-11-24 | 2018-06-12 | 卓弢机器人盐城有限公司 | A kind of optical mirror slip buffers press head |
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2017
- 2017-11-24 CN CN201711190643.7A patent/CN108214390B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108214390A (en) | 2018-06-29 |
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