CN210220922U - Plug gauge special for detecting high-precision interface size of optical lens in batches - Google Patents
Plug gauge special for detecting high-precision interface size of optical lens in batches Download PDFInfo
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- CN210220922U CN210220922U CN201921505190.7U CN201921505190U CN210220922U CN 210220922 U CN210220922 U CN 210220922U CN 201921505190 U CN201921505190 U CN 201921505190U CN 210220922 U CN210220922 U CN 210220922U
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- guide rod
- cylindrical guide
- optical lens
- flange
- plug gauge
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Abstract
The utility model discloses a plug gauge special for detecting the size of a high-precision interface of an optical lens in batches, which belongs to the field of mechanical product inspection tools and comprises a flange, a cylindrical guide rod I and a cylindrical guide rod II, wherein the cylindrical guide rod I and the cylindrical guide rod II are arranged on the flange, the positions of the cylindrical guide rod I and the cylindrical guide rod II correspond to the position of the interface of the optical lens to be detected, and the cylindrical guide rod I and the cylindrical guide rod II are in interference fit with the flange through mounting holes; open on the flange and have the hole in, the hole runs through along the thickness direction of flange in, and the hole is used for dodging the camera lens circuit board in, connecting plate boss and motor, ensures after the plug gauge inserts optical lens's all interfaces, the terminal surface that the flange has cylinder guide arm I and cylinder guide arm II is laminated with optical lens's connecting plate's terminal surface completely, the utility model provides a plug gauge can independently accomplish the disposable detection to optical lens's interface hole size precision and position precision, and simple easy operation can be used to detect optical lens high accuracy interface size in batches.
Description
Technical Field
The utility model belongs to the field of utensil is examined to mechanical product, concretely relates to plug gauge of batch detection optical lens high accuracy interface size is exclusively used in.
Background
After each index of the two-gear switching optical lens is qualified, the two-gear switching optical lens needs to be in butt joint with the whole body, so that the purpose of monitoring and imaging is achieved. The precision of the interface size plays a crucial role in the mounting precision of the optical lens, the optical lens interface is an annular hole, and the size of the optical lens interface comprises the size and position tolerance of 12 holes with the diameter of phi 2.8mm and 2 holes with the diameter of phi 2 mm.
The two-gear switching optical lens detects the size of a high-precision interface on a three-coordinate system in a research and development stage, a point sampling mode is needed for detection, the detection time is long, the working efficiency is low, and the requirement of batch production is difficult to meet. Therefore, the design of a high-precision interface size detection plug gauge capable of detecting the size precision of the hole and the position precision between the holes becomes a problem to be solved urgently.
At present to the detection of hole, the shi machinery limited company of the eastern xu of the xing changes provides a round hole plug gauge, this round hole plug gauge includes the electro-magnet, a machine support, plug gauge pole and plug gauge head, the plug gauge pole slides from top to bottom and sets up at the frame middle part, the electro-magnet setting is in the frame top and be connected with plug gauge pole upper end, the plug gauge head passes through screw thread fixed connection with the one end of plug gauge pole, the plug gauge head is the cylinder, this plug gauge head is formed by three logical end part fixed connection, the cover is equipped with the end link on the logical end part. The through end pieces are coaxially connected through threads. The side wall of the through end piece is provided with consistent guide grooves, the end stopping ring is arranged on the through end piece in a sliding mode along the guide grooves, and a limiting ring is fixedly arranged above the end stopping ring. During the operation, the electro-magnet produces the magnetic field and lifts the plug gauge pole when circular telegram, the plug gauge pole is released and descends during the outage, the electro-magnet is circular telegram many times, simulate workman handheld plug gauge and try many times and insert the plug gauge into the work piece, the logical end piece cooperation end ring of plug gauge head bottom forms the logical end and the end of plug gauge, detect the product, if on pushing up the end ring along the spout to the logical end piece in the middle of, the logical end piece in the middle of usable carries out the reinspection to the product, prevent that bottom leads to the end piece because wearing and tearing and detect the mistake. When the bottom through end piece is determined to be unusable, the through end piece positioned at the bottom is directly dismounted, and the detection work can be continued.
The round hole plug gauge realizes that each hole is detected one by one, the size of the hole can be only detected, the position relation between the holes cannot be detected, the detection time is long, the working efficiency is low, and the detection has limitation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that three-dimensional detection is slow, detection efficiency is low, production cycle is long etc. among the current batch production, the utility model aims at providing a can detect optical lens interface aperture size precision and can detect the high accuracy annular feeler gauge of the position precision of hole interval again, solve the technical problem that current detection technique is not suitable for batch production.
In order to achieve the above object, the utility model provides a plug gauge special for detect optical lens high accuracy interface size in batches, a serial communication port, the plug gauge includes: the optical lens detection device comprises a flange, a cylindrical guide rod I and a cylindrical guide rod II, wherein the cylindrical guide rod I and the cylindrical guide rod II are arranged on the flange, the positions of the cylindrical guide rod I and the cylindrical guide rod II correspond to the position of an optical lens interface to be detected, and the cylindrical guide rod I and the cylindrical guide rod II are in interference fit with the flange through mounting holes;
the flange is provided with an inner hole which penetrates along the thickness direction of the flange, the inner hole is used for avoiding the lens circuit board, the connecting plate boss and the motor, and the end face, provided with the cylindrical guide rod I and the cylindrical guide rod II, of the flange is completely attached to the end face of the connecting plate of the optical lens after the plug gauge is inserted into all connectors of the optical lens.
The flange, the cylindrical guide rod I and the cylindrical guide rod II are made of stainless steel 2Cr 13.
The outer shape of the flange is an asymmetric quadrilateral structure, and a chamfer is arranged at the edge.
The thickness of the flange is 9 mm.
The symmetry degree of the axis of the mounting hole relative to the axis of the inner hole is within 0.01 mm.
Cylindrical guide arm I is divided into installation department and test section, and the diameter of installation department is phi 2.5mm, and the diameter of test section is phi 2.0mm, and installation department and test section axiality are within 0.01mm, and cylindrical guide arm I's tip is provided with the chamfer.
The number of the cylindrical guide rods I is two.
The cylindrical guide rod II is divided into an installation part and a detection part, the diameter of the installation part and the diameter of the detection part are phi 2.5mm, the coaxiality of the installation part and the detection part is within 0.01mm, and the end part of the cylindrical guide rod II is provided with a chamfer.
Through the above design scheme, the utility model discloses following beneficial effect can be brought: the utility model provides a plug gauge of batch detection optical lens high accuracy interface size is exclusively used in can independently accomplish the disposable detection to optical lens's annular interface hole size precision and position accuracy, simple easy operation.
Simultaneously, the plug gauge special for detecting the size of the high-precision interface of the optical lens in batches further has the following advantages:
1) the detection efficiency is improved: the utility model discloses whether can the short-term test reach the design requirement with the position accuracy of annular interface hole size of optical lens, convenient operation has reduced the measuring error that manual operation arouses, has improved work efficiency.
2) The detection is convenient: when the size of the annular interface hole of the optical lens is detected, the plug gauge is directly plugged into the annular interface hole of the optical lens, the plug gauge can be easily and freely inserted, the part is qualified in processing and cannot be easily inserted, and the size of the annular interface hole of the optical lens of the part is extremely poor in processing, so that the optical lens is very convenient and fast.
3) The structure is simple: the assembly mainly comprises three parts, and is simple in structure and convenient to assemble.
Drawings
FIG. 1 is a schematic diagram of a plug gauge dedicated to batch inspection of the high-precision interface size of an optical lens according to the present invention;
FIG. 2 is a schematic view of a flange in a plug gauge dedicated for batch testing of the size of a high-precision interface of an optical lens according to the present invention;
FIG. 3 is a schematic view of a cylindrical guide rod I of a plug gauge dedicated for batch detection of the high-precision interface size of an optical lens according to the present invention;
fig. 4 is the utility model relates to a be exclusively used in the schematic diagram of cylinder guide arm II in feeler gauge of batch inspection optical lens high accuracy interface size.
In the figure: 1-a flange; 2-a cylindrical guide rod I; 3-cylindrical guide rod II.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a plug gauge of batch detection optical lens high accuracy interface size is exclusively used in, can detect the size precision in annular interface hole and can detect position accuracy between optical lens interface hole and the hole again, the plug gauge includes: the optical lens connector detection device comprises a flange 1, a cylindrical guide rod I2 and a cylindrical guide rod II 3, wherein the cylindrical guide rod I2 and the cylindrical guide rod II 3 are arranged on the flange 1, the positions of the cylindrical guide rod I2 and the cylindrical guide rod II 3 correspond to the position of an optical lens connector to be detected, and the cylindrical guide rod I2 and the cylindrical guide rod II 3 are in interference fit with the flange 1 through mounting holes; the cylindrical guide rod I2 is used for measuring the sizes of the interfaces of the two optical lenses with the diameter phi of 2mm, the cylindrical guide rod II 3 is used for measuring the sizes of the interfaces of the two optical lenses with the diameter phi of 2.8mm,
the flange 1 is provided with an inner hole which penetrates along the thickness direction of the flange 1, the inner hole is used for avoiding a lens circuit board, a connecting plate boss and a motor, and after the plug gauge is inserted into all interfaces of the optical lens, the end face, provided with the cylindrical guide rod I2 and the cylindrical guide rod II 3, of the flange 1 is completely attached to the end face of the connecting plate of the optical lens.
The production process of the plug gauge comprises the following steps:
1) firstly, according to the characteristics of the interface size and the outline size of an optical lens, the outline size of a flange 1 of the plug gauge is designed, and an inner hole is formed in the flange 1, wherein the inner hole is used for enabling the plug gauge to pass through the outline size of a lens circuit board and is larger than the excircle size of a boss of a connecting plate. The end face of the inner hole is a positioning reference for detecting when the plug gauge is plugged into the hole, and after the plug gauge is inserted into all interfaces of the optical lens, the upper end face, namely the end face with the cylindrical guide rod I2 and the cylindrical guide rod II 3 can be completely pressed on the end face of the connecting plate to play a positioning role. The arc part of the inner hole is designed for avoiding the motor part, the overall precision and the processing manufacturability of the whole plug gauge are ensured finally, the thickness of the flange is designed to be 9mm, the appearance is designed to be an asymmetric quadrilateral structure form combining an arc and a square, and chamfers are arranged at the edges, so that the overall precision is ensured, the use is convenient, in addition, large angles are inverted at two end faces of the inner hole, and the lens is prevented from being scratched by right angles during detection;
2) the optical lens is produced in batches of nearly thousands of optical lenses every year, and the same material with the same thermal expansion coefficient is selected in consideration of the requirements of durability, difficult deformation and difficult corrosion during design, so that the flange 1, the cylindrical guide rod I2 and the cylindrical guide rod II 3 are made of stainless steel 2Cr13, and the machining performance is good;
3) after the flange 1 is roughly processed, the overall dimension is processed and finished, finish machining is carried out, two end faces are within 0.01mm through the finish grinding parallelism, and as a machining reference, the hole size in the finish turning is realized, so that the axis of the hole and the end face of the flange are within 0.01mm, and the hole is used as a detection reference and after the cylindrical guide rod I2 and the cylindrical guide rod II 3 are guaranteed to be installed, the verticality between the central line of the detected cylinder and the end face is within 0.01 mm. The symmetry degree of the 14 mounting hole axes with the diameter phi of 2.5mm relative to the inner hole axis is within 0.01mm, and the relative position precision between the measuring reference and the measuring hole is ensured. The hole pitch tolerance of two optical lens interfaces with the hole diameter phi of 2.0mm needing to be measured is within 0.01mm, so that the precision of a measuring tool is higher than that of the measuring tool during design, and the hole pitch tolerance is designed to be within 0.005 mm. In the fine machining, the ground surface is used as a machining reference, and 14 fine bores with the diameter of phi 2.5mm are bored to ensure that the precision of the pitch is less than 3', so that the position precision of a measuring tool is ensured;
the cylindrical guide rod I2 is divided into an installation part and a detection part, the diameter of the installation part is phi 2.5mm, the diameter of the detection part is phi 2.0mm, the coaxiality is required to be within 0.01mm, the dimensional tolerance of the detection part reaches +/-0.002 mm, and the end part of the cylindrical guide rod I2 is provided with a chamfer which is designed for convenience in installation and detection;
the cylindrical guide rod II 3 is divided into an installation part and a detection part, the diameters of the installation part and the detection part are phi 2.5mm, the coaxiality is required to be within 0.01mm, and the end part of the cylindrical guide rod II 3 is provided with a chamfer which is designed for convenience in installation and detection;
4) on a high-precision platform, after the processed mounting hole is heated, the cylindrical guide rod I2 and the cylindrical guide rod II 3 are arranged in the mounting hole in an interference mode, the end faces are positioned, the central lines of the arranged cylindrical guide rod I2 and the cylindrical guide rod II 3 are overlapped with the central line of the mounting hole, and therefore the position precision of the detection cylinder is guaranteed;
5) performing precision detection on the assembled plug gauge on three coordinates, wherein the precision detection comprises the detection of the dimensional precision and the position precision of the cylindrical guide rod I2 and the cylindrical guide rod II 3, and performing a detection test after the precision detection is qualified;
6) detecting the size of an interface of the optical lens by using a plug gauge, and performing three-coordinate detection on qualified products to obtain qualified products; in addition through the unqualified camera lens of three-dimensional detection back, use the utility model discloses a plug gauge detects, and the plug gauge just plugs into at all. Through practical application, the correctness and the feasibility of the detection tool and the detection scheme are proved, so that the designed plug gauge can meet the requirement of detecting the size of the interface in mass production.
Claims (8)
1. A plug gauge dedicated to batch inspection of high-precision interface dimensions of optical lenses, the plug gauge comprising: the optical lens connector detection device comprises a flange (5), a cylindrical guide rod I (6) and a cylindrical guide rod II (7), wherein the cylindrical guide rod I (6) and the cylindrical guide rod II (7) are arranged on the flange (5), the positions of the cylindrical guide rod I (6) and the cylindrical guide rod II (7) correspond to the position of an optical lens connector to be detected, and the cylindrical guide rod I (6) and the cylindrical guide rod II (7) are in interference fit with the flange (5) through mounting holes;
the flange (5) is provided with an inner hole which penetrates through the flange (5) in the thickness direction and is used for avoiding a lens circuit board, a connecting plate boss and a motor, and the end face of the flange (5) with the cylindrical guide rod I (6) and the cylindrical guide rod II (7) is completely attached to the end face of the connecting plate of the optical lens after the plug gauge is inserted into all interfaces of the optical lens.
2. The plug gauge special for detecting the high-precision interface dimension of the optical lens in batches is characterized in that the material of the flange (5), the cylindrical guide rod I (6) and the cylindrical guide rod II (7) is stainless steel 2Cr13 according to claim 1.
3. Plug gauge special for the batch detection of high-precision interface dimensions of optical lenses according to claim 1, characterized in that the external shape of the flange (5) is an asymmetric quadrilateral structure and is provided with chamfers at the edges.
4. Plug gauge special for the batch detection of high-precision interface dimensions of optical lenses according to claim 1, characterized in that the thickness of the flange (5) is 9 mm.
5. The plug gauge special for detecting the high-precision interface dimension of the optical lens in batches is characterized in that the symmetry degree of the axis of the mounting hole relative to the axis of the inner hole is within 0.01mm according to claim 1.
6. The plug gauge special for detecting the size of the high-precision interface of the optical lens in batches is characterized in that the cylindrical guide rod I (6) is divided into a mounting part and a detection part, the diameter of the mounting part is phi 2.5mm, the diameter of the detection part is phi 2.0mm, the coaxiality of the mounting part and the detection part is within 0.01mm, and a chamfer is arranged at the end part of the cylindrical guide rod I (6).
7. The plug gauge special for detecting the high-precision interface size of the optical lens in batches is characterized in that the number of the cylindrical guide rods I (6) is two according to claim 1 or 6.
8. The plug gauge special for detecting the high-precision interface size of the optical lens in batches is characterized in that the cylindrical guide rod II (7) is divided into a mounting part and a detection part, the diameters of the mounting part and the detection part are both phi 2.5mm, the coaxiality of the mounting part and the detection part is within 0.01mm, and the end part of the cylindrical guide rod II (7) is provided with a chamfer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920756485 | 2019-05-24 | ||
| CN2019207564855 | 2019-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210220922U true CN210220922U (en) | 2020-03-31 |
Family
ID=69920971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921505190.7U Withdrawn - After Issue CN210220922U (en) | 2019-05-24 | 2019-09-11 | Plug gauge special for detecting high-precision interface size of optical lens in batches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210220922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425961A (en) * | 2019-05-24 | 2019-11-08 | 吉林工程技术师范学院 | A kind of feeler gauge being exclusively used in batch detection optical lens high-precision connection size |
-
2019
- 2019-09-11 CN CN201921505190.7U patent/CN210220922U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425961A (en) * | 2019-05-24 | 2019-11-08 | 吉林工程技术师范学院 | A kind of feeler gauge being exclusively used in batch detection optical lens high-precision connection size |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200331 Effective date of abandoning: 20230323 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200331 Effective date of abandoning: 20230323 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |