CN104380192B - Camera module - Google Patents
Camera module Download PDFInfo
- Publication number
- CN104380192B CN104380192B CN201380032125.6A CN201380032125A CN104380192B CN 104380192 B CN104380192 B CN 104380192B CN 201380032125 A CN201380032125 A CN 201380032125A CN 104380192 B CN104380192 B CN 104380192B
- Authority
- CN
- China
- Prior art keywords
- movable body
- photographic head
- motor
- gear
- camera module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 8
- 241000222712 Kinetoplastida Species 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
- G03B17/565—Optical accessories, e.g. converters for close-up photography, tele-convertors, wide-angle convertors
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
-
- 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/06—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
- G03B17/561—Support related camera accessories
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/58—Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
-
- 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
- G03B2217/00—Details of cameras or camera bodies; Accessories therefor
- G03B2217/002—Details of arrangement of components in or on camera body
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Studio Devices (AREA)
- Details Of Cameras Including Film Mechanisms (AREA)
- Gear Transmission (AREA)
- Accessories Of Cameras (AREA)
Abstract
Provided is a small camera module in which the orientation of a camera can be changed over a wide range. Specifically, in this camera module (1), when a first motor (30) is driven, the rotation of the first motor (30) is transmitted, while being reduced in speed, to a movable body (90) via a first gear mechanism (20), and the movable body (90) and a camera (10) rotate about a first axis (Lz). Further, when a second motor (60) is driven, the rotation of the second motor (60) is transmitted, while being reduced in speed, to the camera (10) via a second gear mechanism (70), and the camera (10) rotates on the movable body (90) about a second axis. Thus, the camera module (1) can be reduced in size, and the orientation of the camera (10) can be changed in two directions.
Description
Technical field
The present invention relates to a kind of camera module of the shooting direction for allowing hand over photographic head.
Background technology
The device of the shooting direction of switching photographic head is especially used in the field of monitoring camera, for this purposes
The rotation of motor is transferred to photographic head (with reference to patent documentation 1,2) by camera module by belt mechanism.
Prior art literature
Patent documentation
Patent documentation 1：Japanese Unexamined Patent Publication 8-95129 publication
Patent documentation 2：Japanese Unexamined Patent Publication 2008-78964 publications
The content of the invention
Invent problem to be solved
The requirement for needing the shooting direction for switching photographic head is not limited to monitoring camera, such as in the neck of video phone etc.
There is also in domain, but in these areas, due to needing higher resolution when the shooting direction of photographic head is switched, therefore
Mainly manually switch in the past.That is, adopting transmission as the technology described in patent documentation 1,2
In the case of band mechanism, resolution is improved from the speed reducing ratio of motor to increase, then camera module can be caused to maximize,
So as to be not suitable for being installed in video phone etc..Particularly so that photographic head is installed in into desktop television set by the image of caller
Be sent to conversation object mode constitute in the case of, due to need surround TV set image frame portion grade configuration shooting
Head, therefore the large-scale camera module for employing belt mechanism difficult to use.
In view of problem above, the problem of the present invention is to provide a kind of small-sized and can switch photographic head in wider scope
Direction camera module.
Method for solving problem
In order to solve the above problems, camera module involved in the present invention is characterised by, the camera module bag
Include：Photographic head；Movable body, the movable body supports the photographic head；Fixed body, the fixed body supports the movable body；The
One motor, first motor is installed in the fixed body；First gear mechanism, the first gear mechanism is installed in described solid
Determine body, and the rotational delay of first motor is transferred to the movable body by the first gear mechanism, and can described in making
Kinetoplast rotate in the position relative to the photographic head and shooting direction opposition side around first axle, the first axle edge and institute
State the intersecting direction of shooting direction to extend；Second motor, second motor is installed in the movable body；And second gear machine
Structure, the second gear mechanism is installed in the movable body, and the second gear mechanism subtracts the rotation of second motor
Speed is transferred to the photographic head, and the photographic head is rotated around second axis, the second axis along and the shooting side
To and the first axle intersect direction extend.
In the present invention, if the first motor drives, the rotation of the first motor is decelerated transmission via first gear mechanism
To movable body, photographic head and movable body rotate around first axle.Also, if the second motor drives, the rotation of the second motor
It is decelerated via second gear mechanism and is transferred to photographic head, photographic head rotates on movable body around second axis.Therefore, it is possible to
Switch the direction of photographic head in both direction.Here, due to using gear mechanism (first gear mechanism and second gear machine
Structure) the first motor of transmission rotation and the rotation of the second motor, even if therefore in increase speed reducing ratio putting forward high-resolution feelings
Under condition, it is also possible to than the situation miniaturization for having used belt mechanism.
In the present invention, it is preferred to have the first force application part, first force application part is pressed along the first axle direction
Press the movable body and towards fixed body pressing.By this structure, because movable body will not be due to the back of the body between gear
Gap rather than expectantly do not deviate by around first axle displacement, therefore shooting direction.Therefore, it is possible to make photographic head, stably direction is appointed
Meaning direction.Also, because the rotation of the first motor is decelerated transmission via first gear mechanism, even if therefore employing utilization
In the case of the structure that first force application part presses movable body towards fixed body, it is also possible to which being made using the rotation of the first motor can
Kinetoplast rotates.
In the present invention, it is preferred to have the second force application part, second force application part is pressed along the second axis direction
Press the photographic head and towards movable body pressing.By this structure, because photographic head will not be due to the back of the body between gear
Gap rather than expectantly do not deviate by around second axis displacement, therefore shooting direction.Therefore, it is possible to make photographic head, stably direction is appointed
Meaning direction.Also, because the rotation of the second motor is decelerated transmission via second gear mechanism, even if therefore employing utilization
In the case of the structure that second force application part presses photographic head towards movable body, it is also possible to make to take the photograph using the rotation of the second motor
As head rotation.
In the present invention, it is preferred to the second gear mechanism includes：Side gear is driven, the driving side gear is by described
Second motor and drive；And sector gear, the diameter dimension of the diameter dimension of the sector gear than the driving side gear
Greatly, and the sector gear with it is described driving side gear engage and by it is described drive side gear rotation be transferred to the photographic head
Side.If sector gear, then shared space is less, therefore, it is possible to realize the miniaturization of camera module.
Invention effect
In the present invention, if the first motor drives, the rotation of the first motor is decelerated transmission via first gear mechanism
To movable body, photographic head and movable body rotate around first axle.Also, if the second motor drives, the rotation of the second motor
It is decelerated via second gear mechanism and is transferred to photographic head, photographic head rotates around second axis.Therefore, it is possible in the two directions
The direction of switching photographic head.Here, due to transmitting first using gear mechanism (first gear mechanism and second gear mechanism)
The rotation of motor and the rotation of the second motor, even if therefore increase speed reducing ratio to improve resolution in the case of, it is also possible to
Than the situation miniaturization using belt mechanism.
Description of the drawings
Fig. 1 is equipped with the explanatory diagram of the television set of the camera module for applying the present invention.
Fig. 2 is the integrally-built explanatory diagram for representing the camera module for applying the present invention.
Fig. 3 is the explanatory diagram for applying the mechanism part of camera module of the invention etc..
Fig. 4 is the explanatory diagram of the action for representing the camera module for applying the present invention.
Fig. 5 is the explanatory diagram for applying the second gear mechanism of camera module of the invention etc..
(symbol description)
1 camera module
10 photographic head
20 first gear mechanisms
30 first motors
60 second motors
70 second gear mechanisms
74 small-diameter gears (driving side gear)
78 sector gears
80 fixed bodies
81 lower houses (fixed body)
90 movable bodys
100 television sets
129 second force application parts
908 first force application parts
Lz first axles
Ly second axis
Specific embodiment
Referring to the drawings an example to applying the camera module of the present invention is illustrated.In addition, in following explanation
In, using the fore-and-aft direction of camera module as X-direction, will be orthogonal with X-direction horizontal as Y direction, will be with X-axis
The orthogonal above-below direction of direction and Y direction is illustrated as Z-direction.Also, by the subject in X-direction
Used as side+X, using the side contrary with subject place side as opposite side-X, in Y direction, direction is taken the photograph for place side
Left side, using right side as opposite side-Y, using the upside in Z-direction as side+Z, downside is made as side+Y as head
Illustrate for opposite side-Z.
(overall structure of television set)
Fig. 1 is equipped with the explanatory diagram of the television set of the camera module for applying the present invention.In the television set shown in Fig. 1
In 100, surrounded by the framework 1020 of rectangle around TV set image 1100, be equiped with the upper rim portion 1021 of framework 1020
Apply the camera module 1 of the present invention.The photographic head 10 of camera module 1 including video phone and it is equiped with photographic head 10
Fixed body 80, photographic head 10 is supported on framework 1020 by fixed body 80.The television set 100 for constituting by this way has
Video telephone function, by the image of the caller shot by camera module 1 conversation object is sent to.Also, in television set
Picture 1100 shows conversation object.
(overall structure of camera module 1)
Fig. 2 is the integrally-built explanatory diagram for representing the camera module 1 for applying the present invention, and Fig. 2 (a), Fig. 2 (b) are
The state of mechanism part of the axonometric chart and expression of camera module 1 from inside the lower house taking-up of camera module 1 etc.
Exploded view.In addition, eliminating the diagram of upper shell in Fig. 2 (b).
Fig. 3 is the explanatory diagram of the mechanism part of camera module 1 etc. for applying the present invention, Fig. 3 (a), Fig. 3 (b) and
Fig. 3 (c) be the upward view of top view, the mechanism part of the mechanism part of camera module 1 etc. for applying the present invention etc. and
From arrow F observation elements part shown in Fig. 3 (a) etc. when explanatory diagram.In addition, in Fig. 3 (c), eliminating the figure of movable body
Show.
Fig. 4 be represent apply the present invention camera module 1 action explanatory diagram, Fig. 4 (a), Fig. 4 (b), Fig. 4 (c)
And Fig. 4 (d) is front view, photographic head 10 of the photographic head 10 towards the holding state in -30 degree directions when front is set to into 0 degree
Front view and photographic head 10 direction of the front view, photographic head 10 towards -20 states for spending direction towards the state in 0 degree of direction
The front view of the state in+20 degree directions.Fig. 4 (e), Fig. 4 (f), Fig. 4 (g) and Fig. 4 (h) are photographic head 10 towards -30 degree directions
The top view of holding state, photographic head 10 towards the top view of the states in -20 degree directions, photographic head 10 towards 0 degree of direction
Top view of the top view and photographic head 10 of state towards the state in+20 degree directions.In addition, in Fig. 2 (b), Fig. 4 (e), Fig. 4
The diagram of upper shell and cap is eliminated in (f), Fig. 4 (g) and Fig. 4 (h).
In the camera module 1 of Fig. 2, need according to the right position of caller and the height and position of face in right and left
To and upper and lower adjust upward the shooting direction of photographic head 10.Therefore, in the camera module 1 of the manner, by making to take the photograph
As 10 around the first axle Lz rotations extended along Z-direction, shooting direction is adjusted in the lateral direction, and by making shooting
10, around the second axis Ly rotation extended along Y direction, adjust in the vertical direction shooting direction.
In order to realize the action, as shown in Fig. 2, Fig. 3 and Fig. 4, in the camera module 1 of the manner fixation is provided with
Body 80 and the movable body 90 of photographic head 10 is equiped with, the fixed body 80 supports movable body 90 for can be relative to photographic head
10 rotate with the position of shooting direction opposition side around first axle Lz, and the first axle Lz is along the Z axis intersected with shooting direction
Direction extends.Also, the first motor 30 and first gear mechanism 20 are equiped with fixed body 80, the first gear mechanism 20 will
The rotational delay of the first motor 30 is transferred to movable body 90, and movable body 90 is rotated around first axle Lz.Also, photographic head
10 are supported to rotate around second axis Ly by movable body 90, second axis Ly along and first axle Lz and shooting side
Extend to the Y direction intersected, and the second motor 60 and second gear mechanism 70 are equiped with movable body 90, described second
The rotational delay of the second motor 60 is transferred to photographic head 10 by gear mechanism 70, and photographic head 10 is revolved around second axis Ly
Turn.
(structure of fixed body 80)
As shown in Fig. 2 fixed body 80 includes rectangular box shapes of the side+Z (upside) in opening-wide state towards Z-direction
Lower house 81 and closing lower house 81 upper opening tetragon upper shell 82, defined by this fixed body 80 and taken the photograph
As the outer shape of head mould group 1.Lower house 81 includes the base plate 810 of the opposite side-Z for being located at Z-direction and from base plate 810
Four side plates 811,812,813,814 (wall) for erecting towards the side+Z of Z-direction of outer rim.In the position of lower house 81
The peristome 815 of rectangle is formed with the side plate 811 of front (side+X of X-direction), photographic head 10 passes through the peristome
815 are shot.In the both sides for clipping peristome 815 in the Y-axis direction of side plate 811, the end 816 of side plate 811,
817 obliquely bend towards the inner side of lower house 81, and peristome 815 makes photographic head 10 reveal between end 816 and end 817
Go out.The circular recess 818 in two sections of depressions is formed with centered on first axle Lz in base plate 810, in the recess 818
Bottom is centrally formed with axis hole 819.
(structure of movable body 90)
In fig. 2, movable body 90 includes the cylinder with the end 901 and covering cylinder with first axle Lz coaxials
The discoideus cap 905 of 901 upper surface.Jagged 906 are formed in the position Chong Die with photographic head 10 of cap 905, is taken the photograph
The end of the side+Z of the Z-direction of picture 10 is located at the inner side of breach 906.But, photographic head 10 is without from the direction of cap 905
Side+the Z of Z-direction is projected.In central authorities (the first axle Lz of the upper surface (surface of the side+Z of Z-direction) of cap 905
The position for passing through) axle portion 907 projected towards the side+Z of Z-direction is formed with, the axle portion 907 is formed on upper shell 82
Axis hole supporting (not shown) is to rotate.Here, being equipped with the first force application part being made up of helical spring in axle portion 907
908, the first force application part 908 is between upper shell 82 and cap 905 in the state of compression.Therefore, the first force application part 908 exists
Movable body 90 is exerted a force towards the opposite side-Z of Z-direction on first axle Lz.
In Fig. 2 and Fig. 3, cylinder 901 includes the base plate 91 of circle and from the outer peripheral edge of base plate 91 towards Z axis
The perisporium 92 of the side+Z bendings in direction, perisporium 92 is in arc-shaped bend centered on first axle Lz.In the cylinder 901
Inner side is equiped with the photographic head 10 in the shooting direction direction direction orthogonal with Z-direction.Perisporium 92 is locally cut in the circumferential
Disconnected, the shooting direction of photographic head 10 is towards the peristome 98 being made up of a part for the cut-off parts.
Supporting board 95 and columnar part 96, two ends and the perisporium 92 of supporting board 95 are formed with the inner side of cylinder 901
It is connected, columnar part 96 is erected in the position opposed with supporting board 95 from base plate 91.Also, the folder in the inner peripheral surface of perisporium 92
It is heavy wall the first axle Lz parts opposed with supporting board 95, forms abreast right with supporting board 95 by the thick wall part
The bearing-surface 97 with step put.Such as narration in detail hereinafter, the supporting board 95 and bearing-surface 97 are used to be taken the photograph
The supporting of picture 10 and the fixation of the second motor 60 and second gear mechanism 70 etc..
It is formed with first axle in the lower surface of the opposite side-Z positioned at Z-direction of the base plate 91 of cylinder 901
Circular protrusions with the level 93 centered on Lz, circular axle portion 94 is from the central authorities of the minor diameter part 931 of the circular protrusions 93 towards Z
Axial opposite side-Z is projected.By the axis hole 819 that the axle portion 94 is rotatably inserted into the base plate 810 of lower house 81
In, movable body 90 is supported to rotate around first axle Lz relative to fixed body 80 (lower house 81).In this state,
Movable body 90 is exerted a force by the first force application part 908 towards the opposite side-Z of Z-direction, the Z axis side of circular protrusions 93 or axle portion 94
To the surface of opposite side-Z abut with the bottom resilient of the recess 818 of the base plate 810 for being formed at lower house 81.
In the movable body 90, the part of the opposite side-Z positioned at Z-direction in the outer peripheral face of perisporium 92 is throughout week
To predetermined angular scope be formed with the driven side gear 22 that constitutes aftermentioned first gear mechanism 20.
(structure of first gear mechanism 20)
As shown in FIG. 2 and 3, the inner surface in the side plate 814 of the lower house 81 of fixed body 80 is fixed with U
The motor fixed plate 39 of the flat shape of word shape.In opposite a pair of plate-shaped portion 391,392 of the motor fixed plate 39,
The main body of the first motor 30, the opposite side-X towards X-direction of the first motor 30 are fixed with the outer surface side of plate-like portion 392
The prominent insertion plate-like portion 392 of rotary shaft 31, and the terminal part of rotary shaft 31 supported to rotate by plate-like portion 391.It is logical
Cross the circuit board 34 pairs in outside of the side plate 814 for being maintained at lower house 81 first motor 30 to be powered.In the manner
In, the first motor 30 has used stepper motor.
Between plate-like portion 391 and plate-like portion 392, in rotary shaft 31 worm screw 32 is fixed with, worm screw 32 with can be around along Z axis
The worm gear 33 of the axis rotation that direction extends is engaged.
Worm gear 33 is prolonged in the compound gear 35 that can be rotated centered on support shaft 38 with the side+Z towards Z-direction
The mode stretched is formed, and in compound gear 35, worm gear has been sequentially formed together in towards opposite side-Z from the side+Z of Z-direction
33rd, the small-diameter gear 21 and diameter large diameter gear 51 bigger than the diameter of small-diameter gear 21.Also, in compound gear 35, snail
Wheel 33, large diameter gear 51 and small-diameter gear 21 are formed with coaxial.Therefore, if the first motor 30 rotates, compound gear 35
(worm gear 33, large diameter gear 51 and small-diameter gear 21) is around the axis rotation extended along Z-direction.Shooting is covered switching to
The curtain-shaped cover member of state in the state in 10 front or the front for opening photographic head 10 is arranged at the situation of camera module 1
Under, large diameter gear 51 is used to that the rotation of the first motor 30 to be transferred to the situation of curtain-shaped cover member.
Small-diameter gear 21 is engaged with the driven side gear 22 of movable body 90 and is used as the driving side tooth of first gear mechanism 20
Wheel.Because the diameter of small-diameter gear 21 is less than the diameter of driven side gear 22, therefore first gear mechanism 20 is configured to reductor
Structure.
Therefore, in the manner, such as shown in Fig. 4 (a), Fig. 4 (e), front (side+X of X-direction) is being set to into 0 degree
When, in the state of photographic head 10 is located towards the position of readiness in -30 degree directions, if the first motor 30 rotates, the first motor
30 rotation is decelerated and is transferred to movable body 90, as a result, movable body 90 rotates around first axle Lz.Also, such as Fig. 4 (b),
Shown in Fig. 4 (f), the time points in directions are spent in the shooting direction L direction -20 of photographic head 10, photographic head 10 is opened towards lower house 81
Oral area 815, side plate 811 is not entered in the visual field of photographic head 10.Next, if the first motor 30 is further rotated, such as Fig. 4
C shown in (), Fig. 4 (g), towards 0 degree of direction, then, such as Fig. 4 (d), Fig. 4 (h) are shown, photographic head for shooting direction L of photographic head 10
10 shooting direction L spends direction towards+20.During this period, side plate 811 is not entered in the visual field of photographic head 10 yet.
Then, if the first motor 30 is reversed, photographic head 10 with above-mentioned direction in opposite direction towards rotating.Then, take the photograph
Return to towards -30 position of readiness for spending directions as 10.
Thus, in the camera module 1 of the manner, the shooting direction of photographic head 10 can be switched around first axle Lz.
Therefore, when the television set 100 shown in Fig. 1 is used as into video phone, as long as by operation setting in the switch of TV body
Or remote control switch make the first motor 30 work, it becomes possible to be aligned caller position and left and right switching photographic head 10 shooting
Direction, therefore, it is possible to rightly adjust the shooting direction of photographic head 10.In addition, by be configured in the base plate 91 of movable body 90 with
Optical pickocff 99 or Magnetic Sensor 99 between the base plate 810 of lower house 81 (with reference to Fig. 3 (b)) detection movable body 90 around
The rotation of first axle Lz.
(structure of the grade of second gear mechanism 70)
Fig. 5 is the explanatory diagram of the grade of second gear mechanism 70 of the camera module 1 for applying the present invention.
As shown in Fig. 2, Fig. 3 and Fig. 5, photographic head 10 includes the camera body 11 with the grade of image pickup optical system 110
With the photographic head housing 12 that camera body 11 is maintained at inner side, photographic head 10 is by being formed at the perisporium 92 of movable body 90
Axis hole 920 is supported to rotate around second axis Ly with the axis hole 950 for being formed at supporting board 95 by movable body 90.More have
Say, photographic head housing 12 includes for camera body 11 being maintained at the cylindrical body part 121 of inner side and is formed at tubular master body
The end plate 122,123 of the circular at the both ends in body portion 121.Also, in photographic head housing 12, axle portion 124,125 is
Project towards both sides from end plate 122,123 on two axis Ly, axle portion 124,125 is to rotate by the supporting of axis hole 950,920.
Between the supporting board 95 and perisporium 92 of movable body 90, using fixed plate 69, columnar part 96 and perisporium 92
Cutting portion is graded and is fixed with the second motor 60, and in the second motor 60, output shaft 61 extends along the direction orthogonal with Z-direction.
The output shaft 61 is mechanically connected with photographic head 10 by the second gear mechanism 70 of following explanation, the second motor 60 and
Two gear mechanisms 70 make photographic head 10 rotate around second axis Ly orthogonal with Z-direction.In addition, as shown in Fig. 2 by from week
The cut-off parts of wall 92 are inserted into 101 pairs of the second motors 60 of flexible printed circuit board of inner side and are powered, by from perisporium 92
Cut-off parts are inserted into the flexible printed circuit board 102 of inner side by photographic head 10 and external electrical connections.In the manner, the second motor
60 have used stepper motor.
Second gear mechanism 70 includes being fixed in the motor pinion 71 of output shaft 61 and by columnar part 96 and perisporium 92
Support the compound gear 75 to rotate, compound gear 75 includes the large diameter gear 73 engaged with motor pinion 71 and straight
Footpath is less than the diameter of large diameter gear 73 and small-diameter gear 74 (driving side gear) being integrally formed with large diameter gear 73.And
And, the diameter dimension sector gear 78 bigger than the diameter dimension of small-diameter gear 74 is connected with the axle portion 125 of photographic head housing 12,
Sector gear 78 is engaged with the small-diameter gear 74 of compound gear 75.Therefore, if the second motor 60 rotates, the rotation of the second motor 60
Turn to be decelerated via second gear mechanism 70 to be transferred to photographic head 10, as a result, photographic head 10 rotates around second axis Ly.Cause
This, no matter in which time point shown in Fig. 4, as long as making the second motor 60 work, can adjust the upper bottom of shooting direction
Put.If also, make photographic head 10 down, then camera body 11 is hidden and invisible.Therefore, photographic head 10 is not being used
When, it is not necessary to worry the presence of camera body 11, and be prevented from dust etc. to be attached to camera body 11.
Here, the axle portion 124 in photographic head housing 12 is connected with the movable platen 16 of sector, and in the side of movable body 90, protecting
The substrate 17 being held between perisporium 92 and supporting board 95 is provided with sensor 18.Therefore, it is possible to pass through optical pickocff 18 or
Person's Magnetic Sensor 18 detect photographic head 10 around second axis Ly rotate when photographic head 10 direction.
Also, in the axle portion 124 of photographic head housing 12, it is provided between the perisporium 92 and movable platen 16 of cylinder 901
The second force application part 129 being made up of helical spring, the second force application part 129 exerts a force movable body 90 along second axis Ly.Cause
This, in photographic head housing 12, the terminal surface of axle portion 125 is abutted with the elasticity of bearing-surface 97 of perisporium 92.In addition, may also be employed
The structure that the circular protrusions 127 of the multistage that the base portion of the axle portion 125 of photographic head housing 12 is formed are abutted with the local of perisporium 92.
(main efficacy results of the present invention)
It is as described above, in the camera module 1 of the manner, if the first motor 30 drives, the rotation of the first motor 30
Turn to be decelerated via first gear mechanism 20 to be transferred to movable body 90, photographic head 10 and movable body 90 revolve around first axle Lz
Turn.Also, if the second motor 60 drives, the rotation of the second motor 60 is decelerated via second gear mechanism 70 and is transferred to shooting
10, photographic head 10 rotates on movable body 90 around second axis.Therefore, it is possible to switch the court of photographic head 10 in the two directions
To.Here, the rotation due to transmitting the first motor 30 using gear mechanism (first gear mechanism 20 and second gear mechanism 70)
Turn and the second motor 60 rotation, even if therefore increase speed reducing ratio to improve resolution in the case of, it is also possible to ratio is used
The situation miniaturization of belt mechanism.
Also, in the camera module 1 of the manner, with along first axle Lz directions pressing movable body 90 and towards admittedly
Determine the first force application part 908 of body 80 (lower house 81) pressing.Therefore, even if using the transmission of first gear mechanism 20 first
In the case of the rotation of motor 30, movable body 90 also will not be because of the back clearance between gear around the unexpected status of first axle Lz
Move, therefore shooting direction is not deviated by.Therefore, it is possible to make photographic head 10 stably towards any direction.Also, due to the first horse
Rotation up to 30 is decelerated transmission via first gear mechanism 20, even if therefore will by the first force application part 908 employing
In the case of the structure that movable body 90 is pressed towards fixed body 80, it is also possible to revolve movable body 90 by the rotation of the first motor 30
Turn.
Also, in the camera module 1 of the manner, with along second axis Ly direction pressing photographic head 10, simultaneously direction can
Second force application part 129 of the pressing of kinetoplast 90.Therefore, even if in the rotation that make use of second gear mechanism 70 to transmit the second motor 60
In the case of turning, photographic head 10 also because of the back clearance between gear around the undesirably displacement of second axis Ly, therefore will not be clapped
Take the photograph direction not deviating by.Therefore, it is possible to make photographic head 10 stably towards any direction.Also, due to the rotation of the second motor 60
Turn to be decelerated transmission via second gear mechanism 70, even if therefore employing photographic head 10 by the second force application part 129
In the case of the structure pressed towards movable body 90, it is also possible to rotate photographic head 10 by the rotation of the second motor 60.
Also, in second gear mechanism 70, the diameter dimension sector gear 78 bigger than the diameter dimension of small-diameter gear 74
Engage with the small-diameter gear 74 (driving side gear) of the compound gear 75 driven by the second motor 60.Therefore, even if in increase
In the case of the speed reducing ratio of second gear mechanism 70, as long as sector gear 78, so that it may so that space shared in the Z-axis direction
Diminish, therefore, it is possible to realize the slimming of camera module 1.
(other embodiment)
In the camera module 1 involved by above-mentioned embodiment, using helical spring as the first force application part 908 with
And second force application part 129, but also can be using force application parts such as leaf springs.Also, also can fixed body 80 and movable body 90 it
Between constitute the backstopping assembly (the first backstopping assembly) of rotation angle range that regulation movable body 90 rotates around first axle Lz, pass through
This structure, can be set as the position that the first backstopping assembly works (standby around the initial position of first axle Lz rotations
Position).Therefore, even if not adjusting the angle position of movable body 90 when movable body 90 is assembled on fixed body 80, it is also possible to
The initial position of regulation photographic head 10, and can be according to the quantity of the conveying pulse of the driving current for being supplied to the first motor 30
The direction that control movable body 90 (photographic head 10) rotates around first axle Lz.Also, when camera module 1 is driven, as long as
The position that the first backstopping assembly works is prestored using enumerator and memorizer etc., it becomes possible to easily make movable body 90
Again return to the angle position of last time.
Also, the rotation that regulation photographic head 10 rotates around second axis Ly also can be constituted between photographic head 10 and movable body 90
The backstopping assembly (the second backstopping assembly) of gyration scope, the backstopping assembly for for example working in the position directed downwardly of photographic head 10,
By the structure, the position that the second backstopping assembly works can be set as (being treated around the initial position of second axis Ly rotation
Put seat in the plane).Therefore, even if not adjusting the angle position of photographic head 10 when photographic head 10 is assembled on movable body 90, also can
Enough specify the initial position of photographic head 10, and can be according to the number of the conveying pulse of the driving current for being supplied to the second motor 60
The direction that amount control photographic head 10 rotates around second axis Ly.Also, when camera module 1 is driven, as long as using counting
Device and memorizer etc. prestore the position that the second backstopping assembly works, it becomes possible to easily again return to photographic head 10
Last angle position.
In the above-described embodiment, camera module 1 has been arranged on the upper rim portion of the framework 1020 of television set 100
1021, but both camera module 1 can be set in the side portion of framework 1020 and lower edge etc., also, can also be by photographic head
Module 1 is set as from the framework 1020 of television set 100 leaning out.Also, may also be employed camera module 1 and the split of television set 100
Constitute and make camera module 1 be attached to mode of camera module 1 etc., with regard to arrange television set 100 mode do not limit
In above-mentioned embodiment.
Also, in the above-described embodiment, exemplified with the camera module 1 of video phone, but the present invention also can
It is applied to following camera module：Action to the personage as subject be analyzed and be input into television set or with
The instruction of the equipment of television set connection.Also, in addition to video phone, it is also possible to apply the invention to the shooting of monitoring camera
Head mould group, be installed in PC display camera module and be installed in camera module of portable terminal device etc..
Claims (3)
1. a kind of camera module, it is characterised in that the camera module includes：
Photographic head；
Movable body, the movable body supports the photographic head；
Fixed body, the fixed body supports the movable body；
First motor, first motor is installed in the fixed body；
First gear mechanism, the first gear mechanism is installed in the fixed body, and the first gear mechanism is by described
The rotational delay of one motor is transferred to the movable body, and makes the movable body relative to the photographic head and shooting direction
The position of opposition side rotates around first axle, and the first axle extends along the direction intersected with the shooting direction；
Second motor, second motor is installed in the movable body；
Second gear mechanism, the second gear mechanism is installed in the movable body, and the second gear mechanism is by described
The rotational delay of two motor is transferred to the photographic head, and the photographic head is rotated around second axis, the second axis
Extend along the direction intersected with the shooting direction and the first axle；And
First force application part, first force application part along the first axle direction by pressing the movable body and towards institute
Fixed body pressing is stated, the rotation around the first axle to the movable body suppresses,
The fixed body includes upper shell and lower house,
The movable body includes cap and cylinder, and the cylinder has base plate, is formed at the circular convex of the base plate
Portion and the axle portion projected from the circular protrusions,
First force application part is in the state of compression between the upper shell and the cap,
The circular protrusions or the axle portion of the movable body and the recess of the base plate for being formed at the lower house
Bottom resilient is abutted.
2. camera module according to claim 1, it is characterised in that
The camera module has the second force application part, and second force application part is described along second axis direction pressing
Photographic head is simultaneously pressed towards the movable body.
3. camera module according to claim 1 and 2, it is characterised in that
The second gear mechanism includes：
Side gear, the driving side gear is driven to drive by second motor；And
Sector gear, the diameter dimension of the sector gear is bigger than the diameter dimension of the driving side gear, and the sector
Take turns and engage with the driving side gear and the rotation of the driving side gear is transferred to into the shooting rostral.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-187646 | 2012-08-28 | ||
| JP2012187646A JP5972713B2 (en) | 2012-08-28 | 2012-08-28 | The camera module |
| PCT/JP2013/071233 WO2014034387A1 (en) | 2012-08-28 | 2013-08-06 | Camera module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104380192A CN104380192A (en) | 2015-02-25 |
| CN104380192B true CN104380192B (en) | 2017-05-17 |
Family
ID=50183205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380032125.6A Expired - Fee Related CN104380192B (en) | 2012-08-28 | 2013-08-06 | Camera module |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5972713B2 (en) |
| KR (1) | KR101630566B1 (en) |
| CN (1) | CN104380192B (en) |
| WO (1) | WO2014034387A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105933585B (en) * | 2016-05-31 | 2021-12-07 | 国网山东省电力公司龙口市供电公司 | Automatic intelligent supervisory equipment who turns to |
| CN113341638B (en) * | 2020-02-18 | 2022-06-24 | 松下知识产权经营株式会社 | Gear driving mechanism, light modulation device and projector |
| CN113315920B (en) * | 2021-07-29 | 2021-11-26 | 深圳市永达电子信息股份有限公司 | Shooting mechanism and detection vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006200747A (en) * | 2006-02-20 | 2006-08-03 | Sumitomo Heavy Ind Ltd | Reduction gear for geared motors, geared motor, and its series |
| JP2007189381A (en) * | 2006-01-12 | 2007-07-26 | Fujifilm Corp | Cradle device |
| CN100345440C (en) * | 2004-01-13 | 2007-10-24 | 索尼株式会社 | Imaging apparatus |
| EP2169262A1 (en) * | 2007-07-04 | 2010-03-31 | Panasonic Corporation | Camera device and drive mechanism |
| JP2011124622A (en) * | 2009-12-08 | 2011-06-23 | Canon Inc | Camera platform photographing system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0895129A (en) | 1994-09-28 | 1996-04-12 | Canon Inc | Driving device for camera |
| JP3706118B2 (en) * | 2004-01-23 | 2005-10-12 | 川崎重工業株式会社 | Gear support structure |
| JP4102394B2 (en) * | 2005-08-19 | 2008-06-18 | 株式会社東芝 | Camera device |
| JP2008078964A (en) | 2006-09-21 | 2008-04-03 | Hitachi Kokusai Electric Inc | Camera drive device |
-
2012
- 2012-08-28 JP JP2012187646A patent/JP5972713B2/en not_active Expired - Fee Related
-
2013
- 2013-08-06 KR KR1020147036250A patent/KR101630566B1/en active IP Right Grant
- 2013-08-06 CN CN201380032125.6A patent/CN104380192B/en not_active Expired - Fee Related
- 2013-08-06 WO PCT/JP2013/071233 patent/WO2014034387A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100345440C (en) * | 2004-01-13 | 2007-10-24 | 索尼株式会社 | Imaging apparatus |
| JP2007189381A (en) * | 2006-01-12 | 2007-07-26 | Fujifilm Corp | Cradle device |
| JP2006200747A (en) * | 2006-02-20 | 2006-08-03 | Sumitomo Heavy Ind Ltd | Reduction gear for geared motors, geared motor, and its series |
| EP2169262A1 (en) * | 2007-07-04 | 2010-03-31 | Panasonic Corporation | Camera device and drive mechanism |
| JP2011124622A (en) * | 2009-12-08 | 2011-06-23 | Canon Inc | Camera platform photographing system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5972713B2 (en) | 2016-08-17 |
| KR20150016359A (en) | 2015-02-11 |
| WO2014034387A1 (en) | 2014-03-06 |
| JP2014044361A (en) | 2014-03-13 |
| KR101630566B1 (en) | 2016-06-14 |
| CN104380192A (en) | 2015-02-25 |
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Granted publication date: 20170517 Termination date: 20190806 |