CN219244928U - Air tightness detection jig for camera - Google Patents
Air tightness detection jig for camera Download PDFInfo
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- CN219244928U CN219244928U CN202320767413.7U CN202320767413U CN219244928U CN 219244928 U CN219244928 U CN 219244928U CN 202320767413 U CN202320767413 U CN 202320767413U CN 219244928 U CN219244928 U CN 219244928U
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- tightness detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of detection equipment, and discloses an air tightness detection jig for a camera, which comprises the following components: the lower chucks and the upper chucks are arranged in an array and used for clamping the camera, and the lower chucks and the upper chucks are arranged up and down correspondingly; wherein, the plurality of groups of upper chucks are communicated with the air channel and are arranged at the lower end of the telescopic rod; the inside of the lower clamping heads of the plurality of groups is communicated with an air pressure sensor for monitoring the air pressure inside the lower clamping heads. According to the utility model, a plurality of groups of cameras to be detected are simultaneously clamped by arranging the corresponding lower chucks and the upper chucks, high-pressure gas is introduced into the upper chucks through the gas path, and meanwhile, the air pressure sensor in the lower chucks is used for detecting the air pressure in real time, so that the pressure maintaining operation is not needed, and the detection efficiency can be effectively improved.
Description
Technical Field
The utility model relates to the technical field of detection equipment, in particular to an air tightness detection jig for a camera.
Background
The sealing performance of the imaging lens is an important index, and as the lens is a precise instrument, fine dust or particles enter the lens to influence the imaging quality and the service life of the lens. For detecting tightness of the camera, most of the existing lens air tightness detecting equipment has complex structure, heavy body shape, high price and complicated steps in operation, and is not suitable for detecting in daily production of factories.
For the above-mentioned problem, for example, patent number is 201720320950.1, a camera is placed in the lower die cavity, the switch assembly is pressed down, the lifting mechanism drives the pressure maintaining cylinder to descend, make pressure maintaining cylinder and tool laminating, pressure maintaining boss and pressure maintaining recess close fit, the camera presss from both sides and establishes between upper die cavity and lower die cavity, let in high-pressure gas in the air inlet, make pressure maintaining cavity internal pressure rise to a certain numerical value, the barometric sensor detects pressure value in the pressure maintaining cavity and shows on control panel, if the gas tightness of camera is good, the pressure value will stabilize at a certain numerical value, when the pressure value deviation is between + -0.1 MPa, then judge that the camera gas tightness is qualified, otherwise, it is disqualification.
The above patent has a simple structure and is easy to manufacture, but has a problem of low detection efficiency. According to the description, the problem of tightness is judged after pressure maintaining, and only one group of cameras can be detected at a time.
Disclosure of Invention
The utility model aims to provide an air tightness detection jig for cameras, which can detect multiple groups of cameras simultaneously by arranging multiple groups of lower chucks and upper chucks so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an air tightness detection jig of a camera, comprising: the lower chucks and the upper chucks are arranged in an array and used for clamping the camera, and the lower chucks and the upper chucks are arranged up and down correspondingly; wherein, the plurality of groups of upper chucks are communicated with the air channel and are arranged at the lower end of the telescopic rod; the inside of the lower clamping heads of the plurality of groups is communicated with an air pressure sensor for monitoring the air pressure inside the lower clamping heads.
Further, a through hole I is formed in the lower chuck, and the air pressure sensor is arranged at the lower end of the through hole I in a sealing manner; the upper end of the first through hole is provided with a boss, and the boss is provided with a lower cavity.
Further, a second through hole is formed in the upper chuck, and the top of the second through hole is communicated with the air passage in a sealing manner; and a groove matched with the boss is formed in the lower end of the second through hole, and an upper cavity matched with the lower cavity is formed in the inner side of the groove.
Further, the gas circuit includes: steel pipe, soft air pipe, booster pump and hollow disk; the soft air pipe is communicated between the booster pump and the hollow disc, one end of the steel pipe is communicated in the hollow disc, and the other end of the steel pipe is communicated in the through hole II.
Further, the telescopic link includes: an inner tube, an outer tube and an internal thread hand wheel; the upper end of the outer tube is installed outside the lower end of the inner tube through a compression spring, the internal thread hand wheel is in threaded connection with the outside of the inner tube, and the lower end of the outer tube is fixed at the top of the hollow disc. The soft air tube is positioned inside the inner tube and the outer tube. A limiting component for limiting the relative angle is arranged between the inner pipe and the outer pipe
Further, the upper end of the inner tube is fixed at the top of the frame, a plurality of groups of lower chucks are connected to the bottom of the frame through brackets, and the booster pump is installed at the top of the inner side of the frame.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, a plurality of groups of cameras to be detected are simultaneously clamped by arranging the corresponding lower chucks and the upper chucks, high-pressure gas is introduced into the upper chucks through the gas path, and meanwhile, the air pressure sensor in the lower chucks is used for detecting the air pressure in real time, so that the pressure maintaining operation is not needed, and the detection efficiency can be effectively improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a frame according to the present utility model;
FIG. 3 is a schematic view of the structure of the bracket of the present utility model;
FIG. 4 is a schematic view of the telescopic rod of the present utility model;
FIG. 5 is a schematic cross-sectional view of the inner and outer tubes of the present utility model;
FIG. 6 is a schematic view of the lower chuck of the present utility model;
fig. 7 is a schematic structural view of the upper chuck of the present utility model.
In the figure: 1. a lower chuck; 101. a first through hole; 102. a boss; 103. a lower cavity; 104. a bracket; 2. an upper chuck; 201. a second through hole; 202. a groove; 203. an upper cavity; 3. an air path; 301. a steel pipe; 302. a soft air tube; 303. a booster pump; 304. a hollow disc; 4. a telescopic rod; 401. an inner tube; 402. an outer tube; 403. an internal thread hand wheel; 404. a compression spring; 405. a limit groove; 406. a limiting block; 5. a pneumatic pressure sensor; 6. a frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model provides an air tightness detection jig for a camera, which mainly aims at the problem of low detection efficiency in the prior art. In this embodiment, a plurality of groups of corresponding lower chucks and upper chucks are provided to simultaneously clamp a plurality of groups of cameras to be detected. Specifically, the following is described.
As shown in fig. 1, the lower chuck 1, the upper chuck 2, the air passage 3, the telescopic rod 4 and the like are supported by a frame 6.
In this embodiment, the lower chuck 1 and the upper chuck 2 are all provided with a plurality of groups and are arranged up and down, and the upper chuck 2 can move up and down under the drive of the telescopic rod 4 to cooperate with the lower chuck 1 to clamp the camera to be detected. In order to facilitate placement of the camera, the plurality of sets of the lower and upper chucks 1, 2 are arrayed in a rectangular or circular shape, but the present utility model is not limited thereto.
Specifically, the plurality of groups of lower chucks 1 are fixedly connected to the bottom of the frame 6 through the bracket 104, and the telescopic rod 4 is fixed to the top of the frame 6, so that the plurality of groups of lower chucks 1 and upper chucks 2 are in one-to-one correspondence, and are beneficial to clamping cameras to be detected.
The gas path 3 is mainly used for introducing high-pressure gas into the upper chuck 2, and the high-pressure gas volume is accumulated in the upper chuck 2. If the camera leaks, high-pressure gas can enter the lower chuck 1 through the camera, and is monitored by the air pressure sensor 5 and gives an alarm.
For the way of alarm, in other embodiments, the gas pressure is controlled by providing a control panel and receiving the signal of the gas pressure sensor 5. The control panel is provided with a display screen, a status indicator lamp and an adjusting button. The display screen is used for displaying the pressure value, the status indicator lamp is used for displaying the test state, and the adjusting button is used for adjusting the test pressure value, the pressure value unit and controlling the switch of the display screen. The control panel is arranged at the edge of the frame 6, and a warning lamp can be connected to the control panel.
As shown in fig. 6 and 7, in order to facilitate clamping the camera to be monitored, in this embodiment, a through hole one 101 is formed in the lower chuck 1, and the air pressure sensor 5 is mounted at the lower end of the through hole one 101 in a sealing manner. The upper end of the first through hole 101 is provided with a boss 102, and the boss 102 is provided with a lower cavity 103. A second through hole 201 is formed in the upper chuck 2, and the top of the second through hole 201 is communicated with the air channel 3 in a sealing way; the lower end of the second through hole 201 is provided with a groove 202 matched with the boss 102, and the inner side of the groove 202 is provided with an upper cavity 203 matched with the lower cavity 103.
When clamping the camera, the camera is placed in the lower cavity 103 on the lower chuck 1, then the upper chuck 2 is pressed down to cover the upper cavity 203 on the top of the camera, and then the lower chuck 1, the camera and the upper chuck 2 are sealed through the cooperation of the boss 102 and the groove 202. The through holes 101 and 201 are convenient for the flow of high-pressure gas, and the tightness of the camera is detected.
As shown in fig. 2 and 4, the gas circuit 3 includes: steel pipe 301, soft air pipe 302, booster pump 303 and hollow disk 304. Wherein, the soft air pipe 302 is communicated between the booster pump 303 and the hollow disk 304, one end of the steel pipe 301 is communicated in the hollow disk 304, and the other end is communicated in the through hole two 201.
The booster pump 303 is arranged at the top of the inner side of the rack 6 and is provided with a starting switch, and high-pressure gas can be simultaneously introduced into the inner parts of the plurality of groups of upper chucks 2 through the soft gas pipe 302 and the steel pipe 301, so that the purpose of rapid detection is realized. The steel pipe 301, the hollow disk 304 and the upper clamping head 2 are fixed together, so that the stability is improved.
In other embodiments, the telescopic rod 4 described above comprises: an inner tube 401, an outer tube 402 and an internally threaded handwheel 403. The upper end of the outer tube 402 is mounted outside the lower end of the inner tube 401 through a compression spring 404, an internal thread hand wheel 403 is connected outside the inner tube 401 in a threaded manner, and the lower end of the outer tube 402 is fixed on the top of the hollow disc 304.
The inner tube 401 and the outer tube 402 can be made of stainless steel tubes, so that the overall strength can be improved. The inner tube 401 and the outer tube 402 are sleeved together, and threads are arranged on the outer part of the inner tube 401 and are used for connecting an internal thread hand wheel 403. The outer tube 402 can be pressed down by turning the internally threaded hand wheel 403 down, thereby driving the upper chuck 2 to press against the lower chuck 1 to clamp the camera. After the internal thread hand wheel 403 is loosened, the outer tube 402 is reset by the elastic force of the compression spring 404, so that the lower chuck 1 and the upper chuck 2 are driven to be separated.
The upper end of the compression spring 404 is fixed to the inner side wall of the outer tube 402, and the lower end is fixed to the outer side wall of the inner tube 401. And a limiting assembly for limiting the relative angle is provided between the inner tube 401 and the outer tube 402.
As shown in fig. 5, the stop assembly includes a stop slot 405 and a stop block 406. Limiting groove 405 is opened on the surface of inner tube 401, stopper 406 is fixed in the inboard of outer tube 402, stopper 406 sliding connection in limiting groove 405, through the cooperation of limiting groove 405 and stopper 406, can prevent that outer tube 402 from rotating to restrict the angle between inner tube 401 and the outer tube 402, avoid chuck 1 down, the condition that upper chuck 2 misplaced to appear.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a gas tightness detection tool of camera, its characterized in that includes: a plurality of groups of lower chucks (1) and upper chucks (2) which are arranged in an array and used for clamping cameras are arranged in an up-down corresponding manner;
wherein, a plurality of groups of upper chucks (2) are communicated with the air channel (3) and are arranged at the lower end of the telescopic rod (4); the inside of the plurality of groups of lower chucks (1) is communicated with an air pressure sensor (5) for monitoring the air pressure inside the lower chucks (1).
2. The camera air tightness detection jig according to claim 1, wherein a through hole I (101) is formed in the lower chuck (1), and the air pressure sensor (5) is mounted at the lower end of the through hole I (101) in a sealing manner; the upper end of the first through hole (101) is provided with a boss (102), and the boss (102) is provided with a lower cavity (103).
3. The camera air tightness detection jig according to claim 2, wherein a through hole II (201) is formed in the upper chuck (2), and the top of the through hole II (201) is communicated with the air channel (3) in a sealing manner; the lower end of the second through hole (201) is provided with a groove (202) matched with the boss (102), and the inner side of the groove (202) is provided with an upper cavity (203) matched with the lower cavity (103).
4. A camera air tightness detection jig according to claim 3, wherein said air path (3) comprises: a steel pipe (301), a soft air pipe (302), a booster pump (303) and a hollow disc (304); wherein the soft air pipe (302) is communicated between the booster pump (303) and the hollow disc (304), one end of the steel pipe (301) is communicated in the hollow disc (304), and the other end is communicated in the through hole II (201).
5. The camera air tightness detection jig according to claim 4, wherein the telescopic rod (4) comprises: an inner tube (401), an outer tube (402) and an internal thread hand wheel (403); the upper end of the outer tube (402) is mounted outside the lower end of the inner tube (401) through a compression spring (404), the inner threaded hand wheel (403) is in threaded connection with the outside of the inner tube (401), and the lower end of the outer tube (402) is fixed at the top of the hollow disc (304).
6. The camera air tightness detection jig according to claim 5, wherein the soft air tube (302) is located inside the inner tube (401) and the outer tube (402).
7. The camera air tightness detection jig according to claim 5, wherein the upper end of the inner tube (401) is fixed at the top of the frame (6), a plurality of groups of the lower chucks (1) are connected to the bottom of the frame (6) through brackets (104), and the booster pump (303) is mounted at the top of the inner side of the frame (6).
8. The camera air tightness detection jig according to claim 5, wherein: a limiting component used for limiting the relative angle is arranged between the inner tube (401) and the outer tube (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767413.7U CN219244928U (en) | 2023-04-10 | 2023-04-10 | Air tightness detection jig for camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767413.7U CN219244928U (en) | 2023-04-10 | 2023-04-10 | Air tightness detection jig for camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219244928U true CN219244928U (en) | 2023-06-23 |
Family
ID=86808516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320767413.7U Active CN219244928U (en) | 2023-04-10 | 2023-04-10 | Air tightness detection jig for camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219244928U (en) |
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2023
- 2023-04-10 CN CN202320767413.7U patent/CN219244928U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240812 Address after: 150000 Room 101, Unit 1, Building 12, No. 107-12 Haping Road, Xiangfang District, Harbin City, Heilongjiang Province Patentee after: Zhao Shuying Country or region after: China Patentee after: Jing Li Address before: 518000 floor 3, building 2, Jingsheng Industrial Zone, Huafan Road, Dalang street, Longhua new area, Shenzhen, Guangdong Patentee before: Shenzhen Ruijie Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240925 Address after: Room 503, block C, Yatai Plaza, Erdao District, Changchun City, Jilin Province Patentee after: Jilin Shengshi long distance pipeline Patrol Management Service Co.,Ltd. Country or region after: China Address before: 150000 Room 101, Unit 1, Building 12, No. 107-12 Haping Road, Xiangfang District, Harbin City, Heilongjiang Province Patentee before: Zhao Shuying Country or region before: China Patentee before: Jing Li |
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| TR01 | Transfer of patent right |