CN219871922U - Objective lens switching device - Google Patents
Objective lens switching device Download PDFInfo
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- CN219871922U CN219871922U CN202321216455.8U CN202321216455U CN219871922U CN 219871922 U CN219871922 U CN 219871922U CN 202321216455 U CN202321216455 U CN 202321216455U CN 219871922 U CN219871922 U CN 219871922U
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- objective lens
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- 238000010586 diagram Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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Abstract
The utility model provides an objective lens switching device, which comprises a shell with an inner cavity, wherein the top wall of the shell comprises an assembly hole for installing a camera lens; the turntable is positioned below the shell and comprises a plurality of mounting ports for mounting the objective lens; the axis of each mounting hole can be coincident with the axis of the mounting hole; the apparatus further comprises: the driving component is arranged in the inner cavity of the shell and used for driving the turntable to rotate; the drive assembly is configured to cooperate with the camera lens by driving the turret. Through setting up a plurality of mounting holes on the carousel, can make the objective of different multiples all install on the carousel, when the staff needs the objective of certain multiple, control drive assembly operation to make the carousel rotate, until the objective of required multiple aligns with the camera lens, that is to say the axis of mounting hole and the axis of installing port roughly be in a straight line, in order to make the staff acquire required image, in order to satisfy staff's demand.
Description
Technical Field
The utility model relates to the technical field of objective lens switching. And more particularly, to an objective lens switching device.
Background
With the rapid development of optical detection to automation and intellectualization, higher requirements are continuously put forward on the detection efficiency; in the prior art, in order to obtain a clearer image, a mode of matching an objective lens with a camera lens is generally adopted; however, when the worker needs to use the objective lens of different multiples, the operation is complicated because the objective lens is manually replaced every time, and the correspondence accuracy between the objective lens and the camera lens is low, and the situation that the objective lens is damaged occasionally occurs.
Disclosure of Invention
In view of the above, the present utility model provides an objective lens switching device to solve the problems of complex operation and low accuracy of correspondence between an objective lens and a camera lens when the objective lens is replaced in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an objective lens switching device, comprising: the top wall of the shell comprises an assembly hole for installing a camera lens;
the turntable is positioned below the shell and comprises a plurality of mounting ports for mounting the objective lens;
the axis of each mounting hole can be coincident with the axis of the mounting hole;
the apparatus further comprises: the driving component is arranged in the inner cavity of the shell and used for driving the turntable to rotate;
the drive assembly is configured to cooperate with the camera lens by driving the turret.
Furthermore, preferably, the driving assembly includes: a drive structure and a transmission structure connected with the drive structure;
the drive structure is configured to drive the turntable in rotation via a transmission structure.
Furthermore, preferably, the transmission structure includes:
a worm connected with the rotating shaft of the driving structure;
a worm wheel meshed with the worm, wherein a rotating shaft of the worm wheel is connected to the center of the turntable;
the axial direction of the worm wheel is perpendicular to the axial direction of the worm.
Furthermore, preferably, the objective lens switching device further includes: a fixing seat for fixing the objective lens;
the fixing seat is configured in the mounting port.
In addition, preferably, the fixing seat comprises a connecting part connected with the turntable; the mounting part is formed by extending downwards around the bottom edge of the connecting part and is fixedly connected with the objective lens;
the mounting portion is disposed in the mounting opening.
Furthermore, preferably, the connecting part comprises at least two waist-shaped holes;
the fixing piece passes through the waist-shaped hole to the rotary table so as to enable the fixing seat to be connected and fixed on the rotary table.
Furthermore, preferably, the objective lens switching device further includes: an adjustment assembly;
the adjustment assembly includes: a through hole penetrating from the outer side of the side wall of the turntable to the mounting port;
an adjusting member disposed in the through hole;
the adjusting member is configured to adjust positioning accuracy between the objective lens and the camera lens by pushing the mounting portion.
Furthermore, preferably, the adjusting assembly comprises a first through hole, a second through hole and a third through hole;
the first through hole and the second through hole are oppositely arranged and are positioned on the same straight line;
the extending direction of the third through hole is perpendicular to the extending directions of the first through hole and the second through hole.
In addition, preferably, the shell comprises an observation window for observing the operation state of the driving mechanism;
the viewing window penetrates through the top wall of the shell.
In addition, preferably, the rotating shaft of the driving structure is connected and fixed with the worm through a fixing block.
The beneficial effects of the utility model are as follows:
according to the objective switching device provided by the utility model, the plurality of mounting holes are formed in the turntable, so that objective lenses with different multiples can be mounted on the turntable, when a worker needs objective lenses with certain multiples, the driving assembly is controlled to operate so as to enable the turntable to rotate until the objective lenses with the required multiples are aligned with the camera lenses, that is, the axes of the mounting holes and the axes of the mounting holes are approximately in the same line, and therefore, the worker can acquire required images so as to meet the requirements of the worker. The objective lens switching device is simple in structure, convenient to use, simple to operate and easy to control.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
Fig. 1 is an exploded view of an objective lens switching device according to an embodiment of the present utility model.
Fig. 2 is an exploded view of a fixing base, an objective lens, and a turntable of an objective lens switching device according to an embodiment of the present utility model.
Fig. 3 is a schematic diagram of an overall structure of an objective lens switching device according to an embodiment of the present utility model.
Fig. 4 is a top view of an objective lens switching device according to an embodiment of the present utility model.
Fig. 5 is a side view of an objective lens switching device according to an embodiment of the present utility model.
Fig. 6 is a schematic structural diagram of the cooperation between the turntable and the adjusting component in the objective lens switching device according to an embodiment of the present utility model.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions + and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In order to solve the problems in the prior art, the present utility model provides an objective lens switching device, as shown in fig. 1 to 6, comprising: the camera lens comprises a shell with an inner cavity, wherein the top wall of the shell comprises an assembly hole 11 for installing the camera lens, and the assembly hole 11 penetrates through the top wall of the shell and is matched with the camera lens in shape; a turntable 2 located below the housing, the turntable 2 including a plurality of mounting openings 21 for mounting the objective lenses 10, each of the mounting openings 21 being configured to mount a different objective lens 10; the axis of each mounting hole 21 may coincide with the axis of the mounting hole 11; the apparatus further comprises: the driving component is arranged in the inner cavity of the shell and used for driving the turntable 2 to rotate, and the turntable 2 rotates along the axial direction; the drive assembly is configured to cooperate with a camera lens by driving the turntable 2 to cause different objective lenses 10.
In the above embodiment of the present utility model, by providing a plurality of mounting holes 621 on the turntable 2, the objective lenses 10 with different multiples can be mounted on the turntable 2, and when a worker needs an objective lens 10 with a certain multiple, the driving assembly is controlled to operate so as to rotate the turntable 2 until the objective lens 10 with the required multiple is aligned with the camera lens, that is, the axis of the mounting hole 11 is approximately aligned with the axis of the mounting hole 21, so that the worker can obtain the required image to meet the requirement of the worker. The objective lens switching device is simple in structure, convenient to use, simple to operate and easy to control.
In one embodiment, the drive assembly includes: a driving structure 3, which driving structure 3 may be a driving motor, and a transmission structure 4 connected to said driving structure 3; the drive structure 3 is configured to drive the turntable 2 in rotation via a transmission structure 4. The driving structure 3 operates to drive the transmission structure 4 to rotate, and the transmission structure 4 drives the turntable 2 to rotate, so that the objective lens 10 with the required multiple is matched with the camera lens for use. The transmission structure 4 plays a role in transmission in the use process, and power generated by the driving structure 3 is transmitted to the turntable 2 through the transmission structure 4 so as to enable the turntable 2 to rotate.
In a specific example, the transmission structure 4 includes: a worm 41 connected to the rotation shaft 31 of the driving structure 3; the driving structure 3 drives the worm 41 to rotate in the axial direction thereof; a worm wheel 42 engaged with the worm 41, a rotation shaft 421 of the worm wheel 42 being connected to a center position of the turntable 2; in this way, the driving structure 3 transmits power to the worm 41 through the rotating shaft 31, the worm 41 transmits power to the worm wheel 42 again, and the worm wheel 42 drives the turntable 2 to rotate; the axial direction of the worm wheel 42 is perpendicular to the axial direction of the worm 41, so that the rotation direction of the worm 41 is perpendicular to the rotation direction of the rotation shaft 421 of the worm wheel 42, and the worm wheel 42 conveniently drives the turntable 2 to rotate in the horizontal direction.
Specifically, the rotating shaft 31 of the driving structure 3 and the worm 41 are connected and fixed through the fixing block 5. The fixed block 5 may be a coupling, so that the rotating shaft 31 of the driving structure 3 is connected with the worm 41 to form a whole, and when the driving structure 3 operates, the worm 41 is driven to rotate.
In a specific embodiment, the objective lens switching device further includes: a holder 6 for holding the objective lens 10; the fixing seat 6 is disposed in the mounting opening 21. The use of the fixing seat 6 enables the objective lens 10 to be stably installed in the installation opening 21, and cannot relatively move with the turntable 2 along with the rotation of the turntable 2, and even separate, so that the use effect is affected.
Specifically, the fixing base 6 includes a connecting portion 61 connected to the turntable 2; and a mounting portion 62 formed to extend downward around the bottom edge of the connection portion 61 and fixedly connected to the objective lens 10; the mounting portion 62 is disposed in the mounting port 21. The connecting part 61 is of a sheet structure with a through hole in the middle, the mounting part 62 is surrounded and formed with a mounting hole 621, and the mounting hole 621 is communicated with the through hole, so that the camera lens and the objective lens 10 are not blocked and can be matched for use; the mounting hole 621 is a screw hole, and the objective lens 10 is screw-mounted in the mounting hole 621.
In one embodiment, the connecting portion 61 includes at least two waist-shaped holes 612; the number of the waist-shaped holes 612 is preferably 4, and the waist-shaped holes are respectively arranged at the four corners of the connecting part 61; the fixing member passes through the waist-shaped hole 612 to the turntable 2 so that the fixing seat 6 is fixedly connected to the turntable 2. Specifically, the fixing member may be a bolt, and the bolt passes through the waist-shaped hole 612 to the turntable 2, so that the connection portion 61 of the fixing seat 6 is connected and fixed with the turntable 2, and thus, the fixing seat 6 is connected with the turntable 2 to form a whole, so that the objective lens 10 is conveniently installed on the turntable 2.
In a specific embodiment, the objective lens switching device further includes: an adjustment assembly; the adjustment assembly includes: a through hole penetrating from the outer side of the side wall of the turntable 2 to the mounting port 21; an adjusting member 74 disposed in the through hole, the adjusting member 74 being an adjusting jack; the adjuster 74 is configured to adjust positioning accuracy between the objective lens 10 and the camera lens by pushing the mount 62. After the objective lens 10 is mounted on the fixing seat 6, in order to make the positioning accuracy between the objective lens 10 and the camera lens higher, the acquired image is clearer, and the objective lens 10 can be finely adjusted through the adjusting component; specifically, the adjusting member 74 is located in the through hole, and the operator controls the adjusting member 74 to slightly move the fixing base 6, so as to adjust the objective lens 10 fixed on the fixing base 6, and improve the positioning accuracy between the objective lens 10 and the camera lens. Here, since the connection portion 61 of the fixing base 6 includes a plurality of waist-shaped holes 612, the fixing base 6 can be slightly moved by the pushing of the adjusting member 74, thereby achieving fine adjustment of the objective lens 10.
In one embodiment, the adjusting assembly includes a first through hole 71, a second through hole 72, and a third through hole 73; the first through hole 71 and the second through hole 72 are disposed opposite to each other and are positioned on the same straight line; the extending direction of the third through hole 73 is perpendicular to the extending directions of the first through hole 71 and the second through hole 72, respectively; the first through hole 71, the second through hole 72, and the third through hole 73 are each provided with an adjuster 74; three-sided adjustment of the fixing seat 6 can be achieved through the arrangement of the first through hole 71, the second through hole 72 and the third through hole 73, adjustment is more convenient, and accuracy is high.
In one embodiment, the housing includes a viewing window 15 for viewing the operating state of the drive mechanism; the viewing window 15 extends through the top wall of the housing. The observation window 15 can observe whether the driving mechanism is abnormal or not, so that the maintenance of the working personnel can be conveniently carried out regularly.
In a specific embodiment, the housing comprises: a first housing 12 for accommodating the transmission structure 4 and having an open top; the second casing 13 is covered on the first casing 12, the rotation shaft 421 of the worm gear 42 penetrates to the outer side of the top wall of the second casing 13, and the assembly hole 11 and the observation window 15 are both arranged on the top wall of the second casing 13; a third housing 14 fastened to the outer side of the sidewall of the second housing 13 for accommodating the driving assembly; the transmission structure 4 further comprises two bearings 43 arranged oppositely, and two ends of the worm 41 respectively pass through the corresponding bearings 43, so that the resistance of the worm wheel 42 in the rotation process is reduced.
It should be understood that the foregoing examples of the present utility model are provided merely for clearly illustrating the present utility model and are not intended to limit the embodiments of the present utility model, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present utility model as defined by the appended claims.
Claims (10)
1. An objective lens switching device, comprising: the top wall of the shell comprises an assembly hole for installing a camera lens;
the turntable is positioned below the shell and comprises a plurality of mounting ports for mounting the objective lens;
the axis of each mounting hole can be coincident with the axis of the mounting hole;
the apparatus further comprises: the driving component is arranged in the inner cavity of the shell and used for driving the turntable to rotate;
the drive assembly is configured to cooperate with the camera lens by driving the turret.
2. The objective lens switching device according to claim 1, wherein the driving assembly comprises: a drive structure and a transmission structure connected with the drive structure;
the drive structure is configured to drive the turntable in rotation via a transmission structure.
3. The objective lens switching device according to claim 2, wherein the transmission structure includes:
a worm connected with the rotating shaft of the driving structure;
a worm wheel meshed with the worm, wherein a rotating shaft of the worm wheel is connected to the center of the turntable;
the axial direction of the worm wheel is perpendicular to the axial direction of the worm.
4. The objective lens switching device according to claim 1, further comprising: a fixing seat for fixing the objective lens;
the fixing seat is configured in the mounting port.
5. The objective lens switching device according to claim 4, wherein the fixing base comprises a connecting part connected with the turntable; and
a mounting part which is formed by extending downwards around the bottom edge of the connecting part and is fixedly connected with the objective lens;
the mounting portion is disposed in the mounting opening.
6. The objective lens switching device according to claim 5, wherein the connecting portion includes at least two waist-shaped holes;
the fixing piece passes through the waist-shaped hole to the rotary table so as to enable the fixing seat to be connected and fixed on the rotary table.
7. The objective lens switching device according to claim 5, further comprising: an adjustment assembly;
the adjustment assembly includes: a through hole penetrating from the outer side of the side wall of the turntable to the mounting port;
an adjusting member disposed in the through hole;
the adjusting member is configured to adjust positioning accuracy between the objective lens and the camera lens by pushing the mounting portion.
8. The objective lens switching device according to claim 7, wherein the adjusting means includes a first through hole, a second through hole, and a third through hole;
the first through hole and the second through hole are oppositely arranged and are positioned on the same straight line;
the extending direction of the third through hole is perpendicular to the extending directions of the first through hole and the second through hole.
9. The objective lens switching device according to claim 1, wherein the housing includes an observation window for observing an operation state of the driving mechanism;
the viewing window penetrates through the top wall of the shell.
10. An objective lens switching device according to claim 3, wherein the rotating shaft of the driving structure is fixedly connected with the worm through a fixing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321216455.8U CN219871922U (en) | 2023-05-19 | 2023-05-19 | Objective lens switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321216455.8U CN219871922U (en) | 2023-05-19 | 2023-05-19 | Objective lens switching device |
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| Publication Number | Publication Date |
|---|---|
| CN219871922U true CN219871922U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321216455.8U Active CN219871922U (en) | 2023-05-19 | 2023-05-19 | Objective lens switching device |
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| CN (1) | CN219871922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310925A (en) * | 2023-11-28 | 2023-12-29 | 武汉中导光电设备有限公司 | Cone pulley type objective lens switcher and cone pulley type objective lens |
-
2023
- 2023-05-19 CN CN202321216455.8U patent/CN219871922U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310925A (en) * | 2023-11-28 | 2023-12-29 | 武汉中导光电设备有限公司 | Cone pulley type objective lens switcher and cone pulley type objective lens |
| CN117310925B (en) * | 2023-11-28 | 2024-02-23 | 武汉中导光电设备有限公司 | Cone pulley type objective lens switcher and cone pulley type objective lens |
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