CN103365064B - Three-dimensional film filming apparatus - Google Patents
Three-dimensional film filming apparatus Download PDFInfo
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- CN103365064B CN103365064B CN201310315515.6A CN201310315515A CN103365064B CN 103365064 B CN103365064 B CN 103365064B CN 201310315515 A CN201310315515 A CN 201310315515A CN 103365064 B CN103365064 B CN 103365064B
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Abstract
The present invention discloses a kind of three-dimensional film filming apparatus, comprises video camera, The Cloud Terrace, telepilot and viewfinder, and video camera is two, and telepilot and viewfinder are installed on the front of video camera, and video camera is installed on The Cloud Terrace; The Cloud Terrace is centrosymmetric structure, and comprise three layers of support, bottom support, middle layer support and top layer support, connect between three layers successively, and top layer support connects video camera.This three-dimensional film filming apparatus is the double action The Cloud Terrace that a kind of automaticity is higher, can realize the adjustment of high precision at any time of shooting distance, precisely easy to adjust, time saving and energy saving, improves shooting efficiency.
Description
Technical field
The present invention relates to a kind of three-dimensional film filming apparatus, belong to apparatus for making a video recording technical field.
Background technology
Stereo camera shooting requires at least have two camera lenses and two photosensitive CCD or cmos element, be used for replacing two eyes pickup images of people, distance between two camera lenses and the angle between line slideway thereof and distance must imitate two eyeball actions of human eye, and constantly adjust distance of camera lens according to the distance change of shot object, the sight equation of two of shooting images and the sight equation of human eye direct viewing are farthest duplicated.
Current 3D takes equipment and is mainly divided into unit bicamera and the large class of two-shipper bicamera two.Unit bicamera installs two camera lenses side by side at a fuselage two relative positions.Two-shipper bicamera refers to that two camera lenses individually adopt a fuselage, is installed by two video cameras by specific The Cloud Terrace according to certain angle and distance, by unified parameter adjustment and synchronous shooting manipulation, realizes stereoscopic shooting.
Unit two-shot outward appearance, weight, size are similar to common 2D video camera with mode of operation, are the mode of two camera lenses and photosensitive unit horizontal alignment to be arranged in a fuselage respectively.Unit bicamera can by two camera lenses simulate respectively left eye and right eye imaging custom take.But because two camera lenses of unit bicamera are fixing, the distance between axles between two camera lenses and angle all cannot adjust.So unit bicamera, only for taking the relatively simple picture of some scenes, often goes wrong when showing the complicated and scene of many depth of field object.This kind of video camera is generally used for shooting quality less demanding, needs the shooting of light follow shot and the fewer program of budget.
Two-shipper double-lens camera system is made up of the video camera of two platform independent, and camera lens and image-generating unit are all independently.Two independent video cameras are fixed together by support, and according to certain Distance geometry angle laid out in parallel, and the Distance geometry angle between camera lens can freely adjust.Due to applied widely, the flexible and changeable two-shipper two-shot of coverage and angle is the main flow that current 3D takes.The difference of the mode of fixing according to fuselage, two-shipper double-lens camera system can be divided into rectilinear and horizontal two kinds.
Rectilinearly refer to that two machines are vertically fixed according to certain angle and distance, two video cameras are not on same horizontal line, and camera lens becomes vertical configuration to distribute.Due to rectilinear stereo camera shooting because two video cameras become vertical angle to distribute, when the scenic picture that the shooting body is far away, easily cause the distortion of main body, be unsuitable for the picture that the shooting body is far away, this kind of shooting gimmick is usually used in the nearer picture of the shooting body.In addition, rectilinear camera system volume is comparatively huge, and cost is high, and adjusted in concert difficulty is large, and image quality is easily subject to spectroscope impact.
Horizontal refers to that two machinery level formula laid out in parallel are on same support, can freely adjust distance between axles and angle.Structure is simple, low price, and easily, horizontal is applied widely, and current horizontal support also exists two camera distance between axles cannot an infinitesimal difficult problem for wheelbase, convergence face, angle adjusted in concert.And existing horizontal support is manual adjustments, error is large, bothersome effort.
Summary of the invention
The invention provides a kind of three-dimensional film filming apparatus, being a kind of device used when using two-shipper one-shot three-dimensional film, the defect of prior art can being overcome, increasingly automated control can be realized, control precisely, to be not easy to make mistakes, time saving and energy saving.Meanwhile, this device also can carry out manual adjustments displacement, when under motor failure or malfunction, can adopt manually, realizes uninterruptedly taking.
For solving above technical matters, the invention provides following technical scheme: a kind of three-dimensional film filming apparatus, comprises video camera, The Cloud Terrace, telepilot and viewfinder, video camera is two, telepilot and viewfinder are installed on the front of video camera, and video camera is installed on The Cloud Terrace.
Further, described The Cloud Terrace is centrosymmetric structure, comprise three layers of support, bottom support, middle layer support and top layer support, connect successively between three layers, top layer support connects video camera, bottom support has X axis slippage beam, X axis slippage beam connects and drives middle layer support along X-motion, middle layer support has universal stage, universal stage connects and drives top layer support to rotate around universal stage central axis, and top layer support has Y-axis slippage beam, and Y-axis slippage beam connects and drives video camera along Y-motion.
Further, described top layer support comprises end plate, Y-axis slippage beam, line slideway and ball screw, line slideway is two, the end plate of both sides is fixed at two ends, ball screw and two line slideways parallel to each other, the vertical ball screw of Y-axis slippage beam is connected with two line slideways, Y-axis slippage beam and ball screw for being threaded, with two line slideways for being slidably connected.
Further, described ball screw connects gear, and gear connects motor gear, and motor gear connects motor, and motor connects telepilot, and telepilot controls and shows start-stop and the rotating speed of motor movement.
Further, described middle layer support comprises universal stage, conical gear, bearing, rotating shaft, manual gear and manual gear handle, it is barrel-shaped that described universal stage is inverted side, be conical gear immediately below universal stage, conical gear is fixed on the X axis slippage beam of bottom support, conical gear center connection bearing, bearing connection rotating shaft, rotating shaft vertically connects universal stage top, manual gear meshing bevel gear, and manual gear connects manual gear handle.
Further, the opposite side of described manual gear is connected with motor gear, and motor gear is driven by motor, and this motor gear engages with conical gear.
Further, described bottom support is side end face symmetrical formula structure triangular in shape; Described bottom support comprises both sides end plate, casing, line slideway, ball screw, bearing diagonal arm and X axis slippage beam, and line slideway is two, and bearing diagonal arm is four, and line slideway is connected on end plate through the top of casing, two ends; Bearing diagonal arm is four, is symmetrical arranged centered by casing, and one end is connected to end plate, and the other end is connected to casing, and the angle of bearing diagonal arm and line slideway is 18 degree; Described ball screw is connected between two line slideways, ball screw and two line slideways parallel to each other; X axis slippage beam vertically connects ball screw and two line slideways, and X axis slippage beam and ball screw are for being threaded, and X axis slippage beam and two line slideways are for being slidably connected.
Further, described line slideway is provided with displacement scale.
Further, described ball screw connects gear, and gear connects motor gear, and motor gear connects motor; Described motor connects telepilot, and telepilot controls and shows start-stop and the rotating speed of motor movement.
Further, described casing internal fixtion motor, circuit board and motor power.
Further, described tank surface is connected with display, the start-stop of display display motor, rotating speed, angle between video camera spacing and video camera.
Further, on described The Cloud Terrace, two video cameras are connected with the alignment sensor for measuring two video camera spacing and measure the angular displacement sensor of two video camera rotational angles.
Further, described casing top center place is provided with air-bubble level.
Further, described universal stage connects with scaleplate, and the outer face of scaleplate is arcwall face, and arcwall face is provided with scale, the angle that display video camera rotates.
Three-dimensional imaging wants to make spectators produce spatial depth sense to its actual image be positioned in screen plane seen, just must utilize people's binocular stereo vision characteristic.The 3D video camera used when taking, uses twin-lens apish left eye and right eye respectively usually.Take same scenery from two shooting points be positioned at same level line when taking simultaneously, the apish left eye of camera lens on the left side observes the angle of things, angle when what the right camera lens imitated is the right eye sees things of people, thus obtain at two camera lenses the picture that two have horizontal parallax.During projection, left and right two picture is reflected on same flat screen simultaneously, and makes it the slur picture becoming superposition.The images of left and right eyes of spectators is seen respectively and like this, is presented on left and right picture from left and right lens shooting the effect that spectators' image is at the moment exactly a kind of solid, gives realism on the spot in person.
This three-dimensional film filming apparatus that the present invention relates to, apish left eye and right eye, two video cameras realize the change of X-axis, Y-axis relative motion and camera lens angle under the effect of automatic control system.This filming apparatus, automaticity is higher, and shooting is more prone to, and no matter is wide-long shot or shooting at close range, and all convenient adjustment, can realize accurate control, time saving and energy saving, improves shooting efficiency.
Accompanying drawing explanation
Fig. 1 is three-dimensional film filming apparatus structural representation of the present invention;
Fig. 2 is The Cloud Terrace front elevation of the present invention;
Fig. 3 is The Cloud Terrace vertical view of the present invention;
Fig. 4 is universal stage enlarged drawing of the present invention;
Fig. 5 is Electric Machine Control schematic diagram of the present invention;
Fig. 6 is control module of the present invention letter version circuit diagram;
Embodiment
Principle of work of the present invention is to provide a kind of high strength high stability The Cloud Terrace, be that the needs of two video camera co-operation shooting three-dimensional films design, in prior art, three-dimensional film shooting equipment needed thereby is quite complicated, wasting manpower and material resources in shooting process, the insensitiveness due to action makes shooting effect also not good.This support The Cloud Terrace both can take to video camera realize X-axis, Y-axis rectilinear motion and under the drive of universal stage, realize rotary motion.It is simple to operate, only needs the nut of swing roller leading screw easily can realize the adjustment of the spacing of two video cameras, the adjustment of angle.This The Cloud Terrace is symmetrical, makes video camera be on same surface level, and the principle of simulation human eye movement is taken.
As shown in Figure 1, the The Cloud Terrace support integrated wireless communication module designed, controlled there being the stereoscopic photograph The Cloud Terrace of two-shipper position by the telepilot of integrated viewfinder, can by wireless remote view finding and intelligent control system realizes the precise hard_drawn tuhes at XY direction and visual angle.Like this, both achieve high-quality stereoscopic shooting effect, and facilitate again photographer's long-distance remote control two-shipper position to take.
As shown in Figures 2 and 3, The Cloud Terrace comprises manual gear knob 1, rotating shaft 2, X axis ball screw 3, universal stage 4, X axis nut 5, conical gear 6, end plate 7, Y-axis line slideway 8, Y-axis nut 9, top layer support end plate 10, bottom support end plate 11, X axis line slideway 12, bearing diagonal arm 13, X axis slippage beam 14, casing 15, manual gear 16, bearing 17, motor gear 18, motor 19, air-bubble level 20, gear 21, motor 22, circuit board 23, power supply 24 and motor 25.
Casing 15 top center place is provided with air-bubble level 20.
X axis line slideway 12 railway effect, bear The Cloud Terrace pressure.Every root line slideway smooth surface of this The Cloud Terrace, surface treatment is done in the junction of slippage beam and line slideway.
The selection of angle and the two length between X axis line slideway 12 and bearing diagonal arm 13, known through force analysis, this triangular structure belongs to the indeterminate dynamic degree of indeterminacy problem of high-order, in conjunction with finite element structure force analysis and appearance design requirement, when bearing diagonal arm angle of inclination a is 18 °, structural capacity is the strongest.According to designing requirement, the load of bearing is needed to be not less than 2*50KG*9.8m/s
2, and positioning precision is high.Therefore select optical axis line slideway in this design, in conjunction with line slideway length and accuracy requirement, the linear guide rail structure power of all optional cut-off footpath of whole support about 12mm or more is stronger.
Slippage beam involved by The Cloud Terrace and the junction of ball screw are provided with hole, and connect ball in hole, ball rolls with screw mandrel and is connected, and this ball screw can realize to-and-fro movement.Ball screw tool has the following advantages: transmission efficiency is high, and precision is high, and noise is low, is applicable to coming and going transmission.Ball-screw design parameter is as follows: diameter ф 5-ф 180mm, helical pitch 1-8mm; Precision: general 0.01mm, more accurately gets 0.005mm even 0.001mm; Ball-screw material can select bearing steel.
The present invention can realize motor and automatically control, and only need ball screw to connect gear, electric machine main shaft connects gear, the gears meshing that the gear that motor connects is connected with ball screw, and the ratio of gear of the two is greater than 2, to improve transmission accuracy.
Fig. 4 is universal stage enlarged drawing.As can be seen from the figure, rotary manual gear knob 1 drives manual gear 16, manual gear 16 meshing bevel gear 6.The present invention can also connect motor gear 18 at the opposite side of manual gear 16, and motor gear 18 is driven by motor 19.This figure is structural representation, and in fact, the precision rotated for making universal stage is higher, no matter is that the ratio of gear that manual gear or motor gear engage with conical gear should be tried one's best greatly, to improve transmission accuracy.Motor can connect telepilot, and control is more prone to.
What the design adopted is the telepilot that NEC encodes, after certain button of telepilot is pressed, telepilot is produced infrared pulse signal and is launched by infrared transmitting tube, the infrared receiving terminal of receiving end receives infrared pulse signal, the signal output part OUT of integration infrared receiving terminal is connected to the external interrupt INT0 of single-chip microcomputer, the first infrared pulse signal received of so integrated infrared receiver is delivered to single-chip microcomputer and is gone decoding, 8 valid data obtained after decoding has processed are sent to single-chip microcomputer by serial port TXD and go process, switch statement in master routine can judge which key is pressed, produce different control strategies according to different key assignments simultaneously, the gating pulse of such as stepper motor is sent by P2.0 ~ P2.3, via driving chip power amplification, Driving Stepping Motor rotates, simultaneously, P0 mouth can be sent segment encode and make charactron shows rotating speed.
As shown in Figure 5, cameraman carries out order input at remote control end, and the signal of telepilot is input in the microprocessor of control module by signals collecting part; Microprocessor is according to input action and direction of operating classification, determine the corresponding relation performed an action of input action and video camera and The Cloud Terrace, the corresponding relation of input action and camera pan-tilt action is determined by the program in microprocessor, can artificially change, microprocessor converts control command to input action, is driven and command the adjustment of camera pan-tilt by the drive part of control module.
Stepper motor selected by motor of the present invention, and stepping motor has that precision is high, inertia is little, the feature of reliable operation.
As shown in Figure 6, hardware design is divided into single chip circuit to design, and comprises the design of crystal oscillating circuit, reset circuit, feed circuit, I/O circuit; The design of expanded circuit design, program storage, data-carrier store, I/O interface circuit, I/O channels designs, the design of peripheral driver and topworks.
Embodiment of the present invention does not form the restriction to the application's scope; within every spirit in the present invention's design and principle, any amendment that one of skill in the art can make, equivalent to replace and improvement etc. all should be included within protection scope of the present invention.
Claims (8)
1. a three-dimensional film filming apparatus, is characterized in that, described filming apparatus comprises video camera, The Cloud Terrace, telepilot and viewfinder, and video camera is two, and telepilot and viewfinder are installed on the front of video camera, and video camera is installed on The Cloud Terrace; Described The Cloud Terrace is centrosymmetric structure, comprise three layers of support, bottom support, middle layer support and top layer support, connect successively between three layers, top layer support connects video camera, bottom support has X axis slippage beam, X axis slippage beam connects and drives middle layer support along X-motion, middle layer support has universal stage, universal stage connects and drives top layer support to rotate around universal stage central axis, top layer support has Y-axis slippage beam, and Y-axis slippage beam connects and drives video camera along Y-motion; Described top layer support comprises end plate, Y-axis slippage beam, line slideway and ball screw, line slideway is two, the end plate of both sides is fixed at two ends, ball screw and two line slideways parallel to each other, the vertical ball screw of Y-axis slippage beam is connected with two line slideways, Y-axis slippage beam and ball screw for being threaded, with two line slideways for being slidably connected; Described ball screw connects gear, and gear connects motor gear, and motor gear connects motor, and motor connects telepilot, and telepilot controls and shows start-stop and the rotating speed of motor movement; Described middle layer support comprises universal stage, conical gear, bearing, rotating shaft, manual gear and manual gear handle, it is barrel-shaped that described universal stage is inverted side, it is conical gear immediately below universal stage, conical gear is fixed on the X axis slippage beam of bottom support, conical gear center connection bearing, bearing connection rotating shaft, rotating shaft vertically connects universal stage top, manual gear meshing bevel gear, manual gear connects manual gear handle; The opposite side of described manual gear is connected with motor gear, and motor gear is driven by motor, and this motor gear engages with conical gear; Described bottom support is side end face symmetrical formula structure triangular in shape; Described bottom support comprises both sides end plate, casing, line slideway, ball screw, bearing diagonal arm and X axis slippage beam, and line slideway is two, and bearing diagonal arm is four, and line slideway is connected on end plate through the top of casing, two ends; Bearing diagonal arm is four, is symmetrical arranged centered by casing, and one end is connected to end plate, and the other end is connected to casing, and the angle of bearing diagonal arm and line slideway is 18 degree; Described ball screw is connected between two line slideways, ball screw and two line slideways parallel to each other; X axis slippage beam vertically connects ball screw and two line slideways, and X axis slippage beam and ball screw are for being threaded, and X axis slippage beam and two line slideways are for being slidably connected.
2. three-dimensional film filming apparatus according to claim 1, is characterized in that, described line slideway is provided with displacement scale.
3. three-dimensional film filming apparatus according to claim 1, is characterized in that, described ball screw connects gear, and gear connects motor gear, and motor gear connects motor; Described motor connects telepilot, and telepilot controls and shows start-stop and the rotating speed of motor movement.
4. three-dimensional film filming apparatus according to claim 1, is characterized in that, described casing internal fixtion motor, circuit board and motor power.
5. three-dimensional film filming apparatus according to claim 4, is characterized in that, described tank surface is connected with display, the start-stop of display display motor, rotating speed, angle between video camera spacing and video camera.
6. three-dimensional film filming apparatus according to claim 1, is characterized in that, on described The Cloud Terrace, two video cameras are connected with the alignment sensor for measuring two video camera spacing and measure the angular displacement sensor of two video camera rotational angles.
7. three-dimensional film filming apparatus according to claim 1, is characterized in that, described casing top center place is provided with air-bubble level.
8. three-dimensional film filming apparatus according to claim 1, is characterized in that, described universal stage connects with scaleplate, and the outer face of scaleplate is arcwall face, and arcwall face is provided with scale, the angle that display video camera rotates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310315515.6A CN103365064B (en) | 2013-07-25 | 2013-07-25 | Three-dimensional film filming apparatus |
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| CN201310315515.6A CN103365064B (en) | 2013-07-25 | 2013-07-25 | Three-dimensional film filming apparatus |
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| CN103365064B true CN103365064B (en) | 2015-12-09 |
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| CN103389740B (en) * | 2013-07-29 | 2016-03-23 | 中国传媒大学 | A kind of control module of parallel type stereoscopic video cloud station |
| CN103543579A (en) * | 2013-10-30 | 2014-01-29 | 无锡市安捷脚手架有限公司 | Aluminum alloy support |
| CN103792950B (en) * | 2014-01-06 | 2016-05-18 | 中国航空无线电电子研究所 | A kind of method that uses the stereoscopic shooting optical parallax deviation correcting device based on piezoelectric ceramics to carry out error correction |
| CN105204525B (en) * | 2015-05-27 | 2019-06-25 | 中国传媒大学 | Stereoscopic video cloud station control method, system and device |
| CN105049733B (en) * | 2015-08-28 | 2018-08-28 | 罗永进 | A kind of positioning shooting auxiliary device and method |
| CN105491367A (en) * | 2016-01-06 | 2016-04-13 | 中国科学院浙江数字内容研究院 | Stereo video shooting device |
| CN107085349A (en) * | 2017-06-13 | 2017-08-22 | 深圳市华周测控技术有限公司 | Reflective 3D imaging devices |
| CN107315920A (en) * | 2017-07-26 | 2017-11-03 | 成都晟远致和信息技术咨询有限公司 | Suitable for the monitoring camera system of tele-medicine |
| CN107314221A (en) * | 2017-07-26 | 2017-11-03 | 成都晟远致和信息技术咨询有限公司 | A kind of installation method of adjustable remote monitoring system |
| CN113012417B (en) * | 2017-08-04 | 2022-04-15 | 深圳市大疆灵眸科技有限公司 | Remote controller |
| CN107289247B (en) * | 2017-08-04 | 2020-05-05 | 南京管科智能科技有限公司 | Double-camera three-dimensional imaging device and imaging method thereof |
| WO2019037062A1 (en) * | 2017-08-25 | 2019-02-28 | 海门市月彩纺织科技有限公司 | Bottom part adjusting mechanism for slide type three dimensional capturing device |
| CN108810515A (en) * | 2018-08-07 | 2018-11-13 | 西安斯瑞迪麦讯科技有限公司 | Shooting stereo images system and method |
| CN108953905A (en) * | 2018-09-25 | 2018-12-07 | 哈尔滨理工大学 | A kind of binocular vision camera support structure and its pose method of adjustment |
| CN111225200B (en) * | 2018-11-27 | 2021-11-02 | 三赢科技（深圳）有限公司 | 3D sensing device and electronic device |
| CN109889810A (en) * | 2019-03-27 | 2019-06-14 | 上海海事大学 | A kind of control system based on 3D shooting platform for 3D film shooting |
| CN110553118B (en) * | 2019-09-02 | 2021-04-30 | 酷聘科技(北京)有限公司 | Portable remote interview device |
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