CN109613786A - A kind of camera gear straight line switching device and optical camera - Google Patents
A kind of camera gear straight line switching device and optical camera Download PDFInfo
- Publication number
- CN109613786A CN109613786A CN201811541498.7A CN201811541498A CN109613786A CN 109613786 A CN109613786 A CN 109613786A CN 201811541498 A CN201811541498 A CN 201811541498A CN 109613786 A CN109613786 A CN 109613786A
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- Prior art keywords
- zoom
- actuating arm
- straight line
- switching device
- arm
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microscoopes, Condenser (AREA)
- Lens Barrels (AREA)
Abstract
The invention belongs to optical imagery detection technology fields, it include pedestal and zoom guide holder more particularly to a kind of camera gear straight line switching device, motor is set on pedestal, the output end of motor is fixedly connected with one end of actuating arm, the hinged slave arm of the other end of actuating arm, movable block is set on slave arm, slave arm can slide along the vertical direction in movable block, zoom microscope group is set in zoom guide holder, zoom microscope group can move in the horizontal direction in zoom guide holder, zoom microscope group is connect with movable block, sliding slot is opened up in the horizontal direction in zoom guide holder, movable block can move along the chute.The advantages of motor of the present invention accurately controls the rotation angle of actuating arm, and then accurately controls the movement of zoom microscope group, the accurate zoom of realization zoom microscope group.
Description
Technical field
The invention belongs to optical imagery detection technology fields, and in particular to a kind of camera gear straight line switching device and optics
Camera.
Background technique
In field of optical detection, distant object is scanned in order to meet long focal length optical camera, track and
The needs of aiming are designed frequently with varifocal optical texture.I.e. by adjusting the zoom and focusing mechanism in optical texture, make to focus
Microscope group is moved along optical axis direction, it is ensured that the target of distant place different distance can be clearly imaged on camera target surface by camera.Tradition
Zoom microscope group is mainly mounted in linear guide or cam mechanism by zoom and focusing method, is moved by it and is realized that optics becomes
Times.Though the above method is easy to use, the zoom precision of zoom microscope group is lower.
Summary of the invention
The purpose of the present invention is to provide a kind of camera gear straight line switching device and optical cameras, have and realize zoom mirror
The advantages of accurate zoom of group.
To achieve the above object, on the one hand the technical solution adopted by the present invention is that: a kind of camera gear straight line switching device
Including pedestal and zoom guide holder, motor is set, the output end of motor is fixedly connected with one end of actuating arm, actuating arm on pedestal
The hinged slave arm of the other end, be set with movable block on slave arm, slave arm can slide along the vertical direction in movable block, zoom
Zoom microscope group is set in guide holder, and zoom microscope group can move in the horizontal direction in zoom guide holder, zoom microscope group and movement
Block connects, and opens up sliding slot in the horizontal direction in zoom guide holder, movable block can move along the chute.
Preferably, first switch frame and the is respectively set in setting limit baffle, the two sides of the pedestal on the actuating arm
Two switch frames, installation first state switch on first switch frame install the second status switch on second switch frame, limit baffle energy
Enough to cooperate respectively with first state switch and the second status switch, first state switch and the second status switch can control respectively
Motor.
Preferably, the first limited block and the second limited block, the first limited block and are respectively set on the pedestal
The angular range that two limited blocks can limit actuating arm rotation is 0~180 °.
Preferably, one end of tension spring is connected on the actuating arm, the other end of tension spring is fixed on the base.
Preferably, the motor output end connect shaft coupling, shaft coupling connect drive shaft one end, drive shaft it is another
End is connect with actuating arm.
Preferably, the other end of actuating arm is fixedly connected with driven arm axle, and driven arm axle is connected driven by slave arm bearing
Arm.
Preferably, mounting hole is opened up in the pedestal, drive shaft is located in mounting hole, and drive shaft is successively set in drive shaft
It holds and bearing spacer, bearing internal pressure circle is installed by screw thread in drive shaft, the inner ring of pressing ring locking driving bearing in bearing；Pacifying
It fills in hole and bearing external pressure circle, the outer ring of the outer pressing ring locking driving bearing of bearing is installed by screw thread.
On the other hand the present invention provides a kind of optical cameras, switch including any camera gear straight line described above
Device.
A kind of camera gear straight line switching device of the present invention, motor drive actuating arm rotary motion, actuating arm band
Dynamic slave arm slides up and down in movable block, and then movable block and zoom microscope group is driven to move in the horizontal direction, zoom microscope group
The mobile gear switch for realizing zoom microscope group, rotation of the embodiment of the present invention by actuating arm, the movement of slave arm, mobile hinge
The linear motion of vice mechanism and zoom microscope group is converted to linear motion by rotary motion, and zoom guide holder opens up sliding slot, for movement
The mobile offer guide direction of block and zoom microscope group, movable block and zoom microscope group do not shift when mobile, and motor can be controlled accurately
The rotation angle of actuating arm processed, and then the movement of zoom microscope group is accurately controlled, realize being switched fast for gear, accurate zoom.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is one of the structural schematic diagram of camera gear straight line switching device provided in an embodiment of the present invention；
Fig. 2 is the second structural representation of camera gear straight line switching device provided in an embodiment of the present invention；
Fig. 3 is the main view of camera gear straight line switching device provided in an embodiment of the present invention；
Fig. 4 is the A-A cross-sectional view of Fig. 3.
Wherein, each appended drawing reference in figure are as follows:
1-mounting platform 2-pedestal, 3-first switch, 4-first state of frame switch
5-tension spring fixing screws 6-motor, 7-electric machine support, 8-shaft couplings
9-actuating arm 10-drive shaft, 11-second switch the 12-the second status switches of frame
13-slave arm 14-movable block, 15-zoom guide holder 16-zoom microscope groups
17-driven 18-tension spring of arm axle 19-tension spring, 20-driving shaft bearings of fixing seat
Outer pressing ring 23-bearing spacer, the 24-slave arm bearing of 22-bearing of pressing ring in 21-bearings
25-limit the 27-the first limited blocks of the 26-the second limited block of baffle
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~4 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In addition, term " first " " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first "-" second " feature can express or
Person implicitly includes one or more of the features.In the description of the present invention, the meaning of " plurality " is two or two with
On, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation "-" connected "-" connection "-" Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in figures 1-4, on the one hand, a kind of camera gear straight line switching device provided in an embodiment of the present invention, including base
Motor 6 is arranged on pedestal 2 in seat 2 and zoom guide holder 15, and the output end of motor 6 is fixedly connected with one end of actuating arm 9, driving
The other end of arm 9 hinged slave arm 13 is set with movable block 14 on slave arm 13, and slave arm 13 can be in movable block 14 along vertical
Direction sliding, zoom guide holder 15 is interior to be arranged zoom microscope group 16, and zoom microscope group 16 can be in zoom guide holder 15 along level side
To movement, zoom microscope group 16 is connect with movable block 14, opens up sliding slot in zoom guide holder 15 in the horizontal direction, movable block 14 can
It moves along the chute.
The embodiment of the present invention, motor 6 drive 9 rotary motion of actuating arm, and actuating arm 9 drives slave arm 13 in movable block 14
It slides up and down, and then movable block 14 and zoom microscope group 16 is driven to move in the horizontal direction, the mobile realization zoom of zoom microscope group 16
The gear of microscope group 16 is switched fast, and the embodiment of the present invention passes through the rotation of actuating arm 9, the movement of slave arm 13, mobile hinge
The linear motion of vice mechanism 14 and zoom microscope group 16 is converted to linear motion by rotary motion, and zoom guide holder 15 opens up sliding slot,
Do not occur partially when providing guide direction, movable block 14 and mobile zoom microscope group 16 for the movement of movable block 14 and zoom microscope group 16
It moves, motor 6 accurately controls the rotation angle of actuating arm 9, and then accurately controls the movement of zoom microscope group 16, realizes the fast of gear
Speed switching, accurate zoom.
Specifically, the angle that settable motor 6 drives actuating arm 9 to rotate, actuating arm 9 rotate, and actuating arm 9 rotates angle and is
At 0 °, zoom microscope group 16 is driven to be switched to the first gear；When the rotation angle of actuating arm 9 is 180 °, zoom microscope group 16 is driven to switch
For the second gear；When the rotation angle of actuating arm 9 is 45 °, zoom microscope group 16 is driven to be switched to third gear；9 rotation angle of actuating arm
When degree is 45 °, zoom microscope group 16 is driven to be switched to third gear；When the rotation angle of actuating arm 9 is 315 °, zoom microscope group 16 is driven
It is switched to third gear.Realize the accurate zoom of zoom microscope group 16.
Further, 2 screwing of pedestal installs electric machine support 7, and motor 6 is mounted on electric machine support 7 by screw.
The output end of the motor 6 connects shaft coupling, and shaft coupling connects one end of drive shaft 10, the other end of drive shaft 10
It is connect with actuating arm 9.
The other end of the actuating arm 9 is fixedly connected with driven arm axle 17, and driven arm axle 17 is connected by slave arm bearing 24
Slave arm 13.
Specifically, mounting hole is opened up in the pedestal 2, drive shaft 10 is located in mounting hole, is successively set in drive shaft 10
It drives bearing 20 and bearing spacer 23, bearing internal pressure circle 21 is installed by screw thread in drive shaft 10, the locking of pressing ring 21 drive in bearing
The inner ring of dynamic bearing 20；Bearing external pressure circle 22, the outer locking of the pressing ring 22 driving bearing 20 of bearing are installed by screw thread in mounting hole
Outer ring.
The embodiment of the present invention, setting limit baffle 25 on the actuating arm 9, the two sides of the pedestal 2 are respectively set first
Switch frame 3 and second switch frame 11 install first state switch 4 on first switch frame 3, install the second shape on second switch frame 11
State switch 12, limit baffle 25 can cooperate with first state switch 4 and the second status switch 12 respectively, first state switch 4
Motor 6 can be controlled respectively with the second status switch 12.
Specifically, first state switch 4 and the second status switch 12 can be controlled separately the locking of motor 6 or power down；Motor 6
When locking or power down, the actuating arm 9 when the rotation angle of actuating arm 9 is maintained at the locking of motor 6 or power down rotates angle, accurate to control
The zoom of zoom microscope group 16 processed.
The first limited block 27 and the second limited block 26, the first limit are respectively set on the pedestal 2 for the embodiment of the present invention
The angular range that position block 27 and the second limited block 26 can limit the rotation of actuating arm 9 is 0~180 °.Actuating arm 9 is switching
When gear, due to being stopped by the first limited block 27 or the second limited block 26, actuating arm 9 stops rotating, and actuating arm 9 is maintained at
The position stopped rotating, the more accurate zoom of zoom microscope group 16.
Further, one end of tension spring 18 is connected on the actuating arm 9, the other end of tension spring 18 is fixed on pedestal 2
On.
Wherein, it is locked as first state switch 4 and the second status switch 12 control motor 6 respectively, the rotation angle of actuating arm 9
The actuating arm 9 that degree is maintained at when motor 6 is locked rotates angle, and tension spring 18 further tenses actuating arm 9.
Wherein, when controlling 6 power down of motor respectively such as first state switch 4 and the second status switch 12:
During zoom microscope group 16 is by the second gear zoom to the first gear, motor 6 drives the rotation of actuating arm 9 to first
At limited block 27, limits baffle 25 and first state switch 4 cooperates, first state switch 4 controls 6 power down of motor, actuating arm 9
Actuating arm 9 of rotation angle when being maintained at 6 power down of motor rotate angle, to prevent actuating arm 9 from rotating after 6 power down of motor,
Tension spring 18 tenses actuating arm 9, the rotation angle of actuating arm 9 is fixed, the gear of zoom microscope group 16 is accurately switched to the first gear.
During zoom microscope group 16 is by the first gear zoom to the second gear, motor 6 drives the rotation of actuating arm 9 to second
At limited block 26, baffle 25 and the cooperation of the second status switch 12 are limited, the second status switch 12 controls 6 power down of motor, driving
Actuating arm 9 when the rotation angle of arm 9 is maintained at 6 power down of motor rotates angle, to prevent actuating arm 9 in 6 power down back spin of motor
Turn, tension spring 18 tenses actuating arm 9, the rotation angle of actuating arm 9 is fixed, the gear of zoom microscope group 16 is accurately switched to first grade
Position.
Further, 18 one end of tension spring can be fixed on actuating arm 9 by tension spring fixing screws 5, tension spring 18 it is another
It end can be fixed on the base 2 by tension spring fixing seat 19.
Further, the pedestal 2 and zoom guide holder 15 are installed on mounting platform 1.
In the various embodiments described above of the present invention, limit baffle 25 can pass through screw, rivet, welding, glue connection or buckle
Connection type is mounted on actuating arm 9.First limited block 27 can pass through screw, rivet, welding, glue connection or buckle
Connection type is fixed on the base 2.
Second limited block 26 by screw, rivet, welding, glue connection or can snap connection mode and be fixed on base
On seat 2.
First limited block 27 and the second limited block 26 may be mounted at the correspondence two sides of pedestal 2.
The first state switch 4 by screw, rivet, welding, glue connection or can snap connection mode and be fixed on
On one switch frame 3.
Second status switch 12 by screw, rivet, welding, glue connection or can snap connection mode and be fixed on
On two switch frames 11.
Described 18 one end of tension spring can be by by screw, rivet, welding, glue connection or snapping connection mode and being fixed on drive
On swing arm 9, the other end can be fixed on the base 2 by tension spring fixing seat 19.
In the various embodiments described above of the present invention, the camera gear straight line switching device gear switch can be two gears or three
Switching more than gear；The switching of gear can be the switching of focal length shelves and short focus shelves, or the first focal length shelves, the second length
The switching of burnt shelves and the first short focus shelves, the second short focus shelves etc..
On the other hand, the embodiment of the present invention provides a kind of camera, includes a kind of camera gear described in the various embodiments described above
Straight line switching device.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modification-equivalent replacement and improvement etc., should all be included in the protection scope of the present invention within principle.
Claims (8)
1. a kind of camera gear straight line switching device, it is characterised in that: including pedestal (2) and zoom guide holder (15), pedestal (2)
The output end of upper setting motor (6), motor (6) is fixedly connected with one end of actuating arm (9), and the other end of actuating arm (9) is hinged
Slave arm (13) is set with movable block (14) on slave arm (13), and slave arm (13) can be in movable block (14) along the vertical direction
Sliding, zoom guide holder (15) is interior to be arranged zoom microscope group (16), and zoom microscope group (16) can be in zoom guide holder (15) Nei Yanshui
Square to movement, zoom microscope group (16) is connect with movable block (14), opens up sliding slot in the horizontal direction in zoom guide holder (15), is moved
Motion block (14) can move along the chute.
2. camera gear straight line switching device according to claim 1, it is characterised in that: be arranged on the actuating arm (9)
It limits baffle (25), first switch frame (3) and second switch frame (11), first switch is respectively set in the two sides of the pedestal (2)
First state switch (4) is installed on frame (3), is installed the second status switch (12) on second switch frame (11), is limited baffle (25)
It can cooperate respectively with first state switch (4) and the second status switch (12), first state switchs (4) and the second status switch
(12) it can control respectively motor (6).
3. camera gear straight line switching device according to claim 1, it is characterised in that: set respectively on the pedestal (2)
The first limited block (27) and the second limited block (26) are set, the first limited block (27) and the second limited block (26) can limit
The angular range of actuating arm (9) rotation processed is 0~180 °.
4. camera gear straight line switching device according to claim 3, it is characterised in that: connected on the actuating arm (9)
One end of tension spring (18), the other end of tension spring (18) are fixed on pedestal (2).
5. camera gear straight line switching device according to claim 1, it is characterised in that: the output end of the motor (6)
Shaft coupling is connected, shaft coupling connects the one end of drive shaft (10), and the other end of drive shaft (10) is connect with actuating arm (9).
6. camera gear straight line switching device according to claim 1, it is characterised in that: the actuating arm (9) it is another
End is fixedly connected driven arm axle (17), and driven arm axle (17) passes through slave arm bearing (24) connection slave arm (13).
7. camera gear straight line switching device according to claim 6, it is characterised in that: open up peace in the pedestal (2)
Hole is filled, drive shaft (10) is located in mounting hole, and successively suit drives bearing (20) and bearing spacer (23) in drive shaft (10), drives
Bearing internal pressure circle (21) are installed by screw thread on moving axis (10), the inner ring of pressing ring (21) locking driving bearing (20) in bearing；?
Bearing external pressure circle (22) are installed by screw thread in mounting hole, the outer ring of outer pressing ring (22) locking driving bearing (20) of bearing.
8. a kind of optical camera, it is characterised in that: including a kind of camera gear described in claim 1~7 any claim
Straight line switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811541498.7A CN109613786B (en) | 2018-12-17 | 2018-12-17 | Camera gear linear switching device and optical camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811541498.7A CN109613786B (en) | 2018-12-17 | 2018-12-17 | Camera gear linear switching device and optical camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109613786A true CN109613786A (en) | 2019-04-12 |
| CN109613786B CN109613786B (en) | 2020-10-13 |
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ID=66009468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811541498.7A Active CN109613786B (en) | 2018-12-17 | 2018-12-17 | Camera gear linear switching device and optical camera |
Country Status (1)
| Country | Link |
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| CN (1) | CN109613786B (en) |
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| CN104076479A (en) * | 2013-03-28 | 2014-10-01 | 浙江大华技术股份有限公司 | Lens-barrel sliding block, focusing lens, image collecting equipment, controller and control method |
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| CN107608049A (en) * | 2017-09-13 | 2018-01-19 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of high rigidity crank block optics microscope group switching mechanism |
| CN107907966A (en) * | 2017-11-25 | 2018-04-13 | 中国科学院长春光学精密机械与物理研究所 | Speculum switching mechanism |
| CN207676031U (en) * | 2017-12-13 | 2018-07-31 | 深圳市联赢激光股份有限公司 | A kind of time light-dividing device of speculum |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011053654A (en) * | 2009-08-04 | 2011-03-17 | Ricoh Co Ltd | Lens drive device and camera |
| CN102937737A (en) * | 2012-11-12 | 2013-02-20 | 中国船舶重工集团公司第七一七研究所 | Magnification shifting device for three-gear zoom lens |
| CN104076479A (en) * | 2013-03-28 | 2014-10-01 | 浙江大华技术股份有限公司 | Lens-barrel sliding block, focusing lens, image collecting equipment, controller and control method |
| CN203311078U (en) * | 2013-06-18 | 2013-11-27 | 红蝶科技(深圳)有限公司 | Focusing device and projecting system |
| CN106125460A (en) * | 2016-08-30 | 2016-11-16 | 杭州日月电子有限公司 | A kind of vehicle-mounted step-by-step movement straight line optical-filter switcher |
| CN107608049A (en) * | 2017-09-13 | 2018-01-19 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of high rigidity crank block optics microscope group switching mechanism |
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| Publication number | Publication date |
|---|---|
| CN109613786B (en) | 2020-10-13 |
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