WO2014146346A1

WO2014146346A1 - 3d photo capturing apparatus

Info

Publication number: WO2014146346A1
Application number: PCT/CN2013/076004
Authority: WO
Inventors: 杨浩
Original assignee: 深圳市中印印刷制品有限公司
Priority date: 2013-03-22
Filing date: 2013-05-21
Publication date: 2014-09-25
Also published as: CN103176343B; CN103176343A

Abstract

A 3D photo capturing apparatus comprises a camera installation seat (10), a path setting unit (20), and a movement driving unit (30). The path setting unit (20) drives a bilaterally extended shrapnel (210) to deform, so as to provide an arc path for movement of the camera installation seat (10). The movement driving unit (30) comprises a sliding component (304) capable of horizontally moving along an extension direction of the shrapnel (210), and the sliding component (304) is disposed with a rotation disk (3044). The camera installation seat (10) is installed on the rotation disk (3044) through sliding along a front-to-back direction perpendicular to a horizontal moving direction of the sliding component (304), and is clamped on the shrapnel (210) by using at least one group of rollers (102). This apparatus can improve the stability of the camera during shooting, and can capture, in a controllable and rapid manner, multiple photos from different angles and having minor differences.

Description

3D photo shooting device

Technical field

The present invention relates to the field of 3D photo shooting, and more particularly to a 3D photo shooting device.

Background technique

The 3D photo utilizes the principle of stereoscopic vision of the human eye, which can create a three-dimensional spatial deep feeling, thereby bringing a three-dimensional visual effect, and the seen image and the real object feel close to each other, and the real sense is strong. At present, there is a method for shooting 3D photos, that is, after taking a picture with an object, the photographer moves the camera in a certain direction and photographs the same object again. There is a slight difference in the direction, so you can use parallax to form a 3D photo through image processing. The shooting process is manually controlled by the photographer.

The method of taking a 3D photo is by taking a photo with two differences in composition and then synthesizing it into a 3D photo. Since the shooting process is subject to human control, there are certain restrictions. When shooting with this method, the separation distance between the two shots is difficult to grasp to achieve the best shooting effect; during the movement, the stability of the camera is also difficult. When it is necessary to use multiple photos to be combined into a 3D photo, it is difficult to take multiple photos with slight differences.

Summary of the invention

The technical problem to be solved by the present invention is to provide a 3D photographing device with good stability, high controllability, simple and convenient and fast shooting of multiple photos with slight differences at different angles in view of the above-mentioned drawbacks of the prior art.

The technical solution adopted by the present invention to solve the technical problem thereof is to provide a 3D photo photographing apparatus including a camera mount, a path setting unit, and a shift driving unit, wherein the path setting unit is driven to extend left and right. The elastic piece is deformed to provide an arcuate path of movement of the camera mount; the displacement drive unit includes a slide assembly horizontally movable horizontally along an extending direction of the elastic piece, and the slide assembly is provided with a rotary disk; the camera is mounted The seat is mounted on the rotating disk by a sliding fit perpendicular to the front-rear direction of the left and right horizontal moving directions of the sliding assembly, and is clamped to the elastic piece by at least one set of rollers.

According to the 3D photographing apparatus of the present invention, the path setting unit further includes a first motor, a drive shaft driven by the first motor, and a screw connection mounted at both ends of the drive shaft to simultaneously inward with the rotation of the drive shaft or a left and right transmission block that moves outward and leftward, and left and right elastic piece mounting blocks that are disposed on the left and right transmission blocks and that are horizontally rotatable relative to the left and right transmission blocks, and the left and right ends of the elastic piece are fixedly mounted on the left and right elastic pieces. On the block.

According to the 3D photographing apparatus of the present invention, the path setting unit further includes a bottom plate and left and right support plates fixed to both ends of the bottom plate, and the transmission shaft is mounted on the left and right support plates.

According to the 3D photographing apparatus of the present invention, the shift driving unit further includes a second motor mounted on the bottom plate, a synchronous toothed belt driven by the second motor, mounted on the bottom plate, and synchronized with the The toothed belts are parallel rails, and the sliding assembly is horizontally moved along the rails by the synchronous toothed belts.

According to the 3D photographing apparatus of the present invention, the slide assembly further includes a first slider slidably engaged with the guide rail, a mounting plate fixed to the first slider, and a turntable fixed to the mounting plate a plate, one end of the turret fixing plate is provided with a rectangular groove for the synchronous toothed belt to pass through and a synchronous belt pressing plate is provided to limit the synchronous toothed belt in the rectangular groove, the turret fixing plate The other end is mounted with the rotary disk, and the upper portion of the rotary disk is provided with a second slider that is slidably engaged with the camera mount in a direction perpendicular to the guide rail.

In one embodiment of the present invention, the shift driving unit further includes a stroke adjusting mechanism that controls a left and right sliding stroke of the sliding assembly, the stroke adjusting mechanism including a sliding parallel to the guide rail mounted on the bottom plate a rod, and a left and right stroke adjusting block movably mounted to the left and right ends of the slide bar, the slide assembly further comprising a position indicator piece fixed to a side of the mounting plate and extending above the slide bar, and a position indicator piece Left and right stroke switches on the left and right sides that cooperate with the left and right stroke adjustment blocks.

In one embodiment of the present invention, the shift driving unit further includes a photoelectric sensor switch fixed at an intermediate position of the bottom plate, the slide assembly being provided with the photoelectric sensor switch on the other side of the position indicating piece Sensor chip.

According to the 3D photographing apparatus of the present invention, the camera mount includes a slide table including a slide table top for mounting a camera, and is slidably fitted to a second slider of the slide assembly by a guide rail The sliding table bottom plate and the supporting side plate connecting the sliding table top plate and one side of the sliding table bottom plate, the lower surface of the sliding table top plate and the upper surface of the sliding table bottom plate are respectively respectively provided with a set of rollers clamped on the elastic piece.

According to the 3D photographing apparatus of the present invention, the camera mount further includes a leg, one end of the leg is fixed to the bottom plate of the slide table, and the other end is provided with the roller in contact with the bottom plate.

According to the 3D photo taking device of the present invention, a level is provided on the top plate of the slide table.

The 3D photographing apparatus embodying the present invention has the beneficial effects that the apparatus controls the shifting speed and angle of the camera through the cooperation of the camera mount, the path setting unit and the shift driving unit, thereby improving the stability of the camera during shooting. , to achieve a controllable, fast shooting of multiple photos with slight differences at different angles.

DRAWINGS

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a schematic structural view of a 3D photo taking device according to an embodiment of the present invention;

2 is a schematic structural view of a path setting unit other than the shrapnel of FIG. 1;

Figure 3 is a schematic structural view of the shift driving unit of Figure 1;

4 is a schematic structural view of a sliding assembly on the shift driving unit of FIG. 3.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

1 is a schematic structural view of a 3D photo taking device according to an embodiment of the present invention. As shown in FIG. 1, the 3D photo taking device is mainly composed of a camera mount 10, a path setting unit 20, and a shift driving unit 30. Wherein, the path setting unit 20 provides an arcuate path for moving the camera mount 10 by driving a left and right extended elastic piece 210; the shift driving unit 30 includes a sliding component 304 horizontally movable horizontally along the extending direction of the elastic piece 210, and The slide assembly 304 is provided with a rotary disk 3044 (see FIG. 4); the camera mount 10 is mounted to the rotary disk 3044 by a sliding fit in a front-rear direction perpendicular to the horizontal movement direction of the slide assembly 304 (see FIG. 4). Above, and clamped to the elastic piece 210 by at least one set of rollers. Thereby, the camera mount 10 can be moved left and right along the curved path of the elastic piece 210 by the sliding member 304, and the camera mount 10 passes through the sliding with the rotating disk 3044 (see FIG. 4) due to the curvature of the elastic piece 210. The movement is moved back and forth, and the angle adjustment is achieved by the rotation of the rotary disk 3044.

Specifically, as shown in FIG. 1, the camera mount 10 is for mounting a camera (not shown), and a guide rail (not shown) is disposed at the bottom of the camera mount 10, and the camera mount 10 is disposed by the guide rail. The sliding unit 304 of the driving unit 30 is above and movable back and forth along the second slider 3045 (see FIG. 4) at the upper end of the sliding assembly 304.

Specifically, the camera mount 10 includes a slide table 101, a roller 102, a level 103, and a stand 104. The slide table 101 is disposed on the displacement drive unit 30, and includes a slide table top plate 1011 and a slide table bottom plate 1012 which are parallel to each other. One side end of the slide table top plate 1011 and the slide table bottom plate 1012 are connected by the support side plate 1013. The slide table top plate 1011 is for mounting a camera; a slide rail (not shown) at the bottom of the slide table bottom plate 1012 is slidably engaged with a second slider 3045 (see FIG. 4) at the upper end of the slide assembly 304 of the shift drive unit 30 so that The camera mount 10 is movable back and forth along a second slider 3045 (see FIG. 4) at the upper end of the slide assembly 304. A lower surface of the sliding table top plate 1011 and an upper surface of the sliding table bottom plate 1012 are respectively provided with a set of rollers 102 for clamping the elastic piece 210 of the path setting unit 20, so that the camera mount 10 is driven by the displacement driving unit 30. Move along the curved path set by the elastic piece 210. The level meter 103 is disposed on the table top 1011 to ensure the level of the camera when shooting. One end of the leg 104 is fixed on the sliding table bottom plate 1012, and the other end is provided with a roller in contact with the bottom plate 201 to provide a certain supporting function during the movement of the camera mounting seat 10.

FIG. 2 is a schematic structural view of the path setting unit 20 except the shrapnel of FIG. 1. Specifically, the path setting unit 20 includes a bottom plate 201 and left and right support plates 202 fixed at both ends of the bottom plate 201. The first motor 204 is mounted on the support plate 202 at one end through the motor fixing plate 211 and the motor coupling block 212. The drive shaft 207 is mounted on the left and right support plates 202, and the rotation of the drive shaft 207 is driven by the first motor 204 through a pair of gears 205, 206 fixed to the motor fixing plate 211. A threaded portion is disposed at both ends of the transmission shaft 207. The left and right transmission blocks 208 are disposed in parallel on the threaded portion of the transmission shaft 207, and are screwed with the transmission shaft 207 to drive the left and right transmission blocks with the threads at both ends of the transmission shaft 207 when the transmission shaft 207 rotates. 208 moves horizontally inward or outward simultaneously. Further, the left and right transmission blocks 208 are provided with left and right guiding rods 203 supported on the left and right supporting plates 202 to provide guiding for the horizontal movement of the left and right transmission blocks 208. The left and right transmission blocks 208 are provided with pins on the vertical direction, and the two elastic piece mounting blocks 209 are respectively sleeved on the pins of the left and right transmission blocks 208, so that the left and right transmission blocks 208 are along the transmission shaft 207 along with the rotation of the transmission shaft 207. When the axial movement is horizontal, the elastic piece mounting block 209 is horizontally rotated around the pin shaft, so that the elastic piece 210 (see FIG. 1) fixed to the elastic piece mounting block 209 at both ends is deformed into a certain arc. In this embodiment, the front ends of the left and right elastic piece mounting blocks 209 respectively extend out the mounting posts provided with external threads, and the ends of the elastic pieces 210 are fixed to the mounting posts at the front end of the left and right elastic piece mounting blocks 209 by nuts (see FIG. 1). Further, as shown in FIG. 2, the path setting unit 20 is further provided with front and rear limiting pieces 213 connected to the elastic piece 210. The front and rear limiting pieces 213 are provided with a stroke switch 214 for controlling the front and rear limit positions of the elastic changes of the elastic piece 201.

3 is a schematic structural view of the shift driving unit 30 of FIG. 1; and FIG. 4 is a schematic structural view of the sliding assembly 304 of the shift driving unit of FIG.

The shift driving unit 30 mainly includes a second motor 301 mounted on the bottom plate 201, a synchronous toothed belt 302 driven by the second motor 301, a guide rail 303 mounted on the bottom plate 201 and parallel with the synchronous toothed belt 302, The slide assembly 304, which is driven by the synchronous toothed belt 302 so as to horizontally slide left and right along the guide rail 303, the stroke adjustment mechanism 305 for controlling the sliding stroke of the slide assembly 304, and the photoelectric fixed to the middle position of the bottom plate 201 to sense the movement of the slide assembly 304 to the middle position of the bottom plate Inductive switch 306. As shown in FIG. 4, the sliding assembly 304 mainly includes a first slider 3041, a mounting plate 3042, a turret fixing plate 3043, a rotating disk 3044, a second slider 3045, and a timing belt pressing plate 3046. The first slider 3041 is disposed on the upper portion of the guide rail 303 and slides along the guide rail 303. The mounting plate 3042 is fixed on the first sliding block 3041, and the rotating table fixing plate 3043 is fixed on the mounting plate 3042. The rotating table fixing plate 3043 is provided with a rotating disk 3044 at one end perpendicular to the direction of the guiding rail 303, and the rotating plate 3044 and the rotating table fixing plate 3043 are rotated. Connected so that the rotating disk 3044 is rotatable relative to the turntable fixing plate 3043. In the present embodiment, the rotary disk 3044 is coupled to the turntable fixing plate 3043 so as to be rotatable relative to the turntable fixing plate 3043. The upper portion of the rotary disk 3044 is provided with a second slider 3045 for slidingly engaging with a guide rail (not shown) at the bottom of the slide base plate 1012 of the camera mount 10 so that the camera mount 10 can move forward and backward. The other end of the turntable fixing plate 3043 perpendicular to the direction of the guide rail 303 is provided with a rectangular groove, and the timing belt pressing plate 3046 is fixed on the upper portion of the rectangular groove. The synchronous toothed belt 302 passes through the rectangular groove and is limited to the rectangular groove by the timing belt pressing plate 3046. In order to drive the entire sliding assembly 304 to slide along the guide rail 303.

The sliding assembly 304 in this embodiment further includes a position indicating piece 3047, a left and right stroke switch 3048, and an inductive piece 3049. The position indicating piece 3047 is fixed to one side of the mounting plate 3042 of the slide assembly 304 near the rotating plate 3044, and the left and right stroke switches 3048 are oppositely disposed on the left and right sides of the position indicating piece 3047 along the direction of the guide rail 303. The other end of the sliding assembly 304 opposite to the position indicating piece 3047 is provided with an inductive piece 3049. The sensing piece 3049 on the sliding assembly 304 is sensed by the photoelectric sensing switch 306 to determine the intermediate position of the sliding assembly 304 at the bottom plate 201.

The stroke adjustment mechanism 305 mainly includes a slide bar 3051, left and right slide bar fixing blocks 3052, left and right stroke adjustment blocks 3053, and right and left adjustment screws 3054. The slide bar 3051 is fixed on the bottom plate 201 by the left and right slide bar fixing blocks 3052. The left and right ends of the slide bar 3051 are respectively provided with movable movable left and right stroke adjustment blocks 3053, and the left and right adjustment screws 3054 are respectively used for fixing the left and right stroke adjustment blocks 3053. . The stroke adjustment mechanism 305 cooperates with the position indicating piece 3047 and the left and right stroke switch 3048 on the sliding assembly 304 to indicate the real-time position of the sliding assembly 304 to move left and right, and to control the moving direction of the sliding assembly 304. When the second motor 301 works to drive the synchronous toothed belt 302 to drive the sliding assembly 304 to slide to the right along the guide rail 303, the right stroke switch 3048 on the sliding assembly 304 hits the right stroke adjustment block 3053 on the stroke adjustment mechanism 305, and then The second motor 301 is controlled to switch the working direction, and the driving synchronous toothed belt 302 drives the sliding assembly 304 to slide to the left along the guide rail 303. Similarly, when the left stroke switch 3048 on the slide assembly 304 hits the left stroke adjustment block 3053 on the stroke adjustment mechanism 305, the second motor 301 is controlled to switch the working direction, and the synchronous toothed belt 302 is driven to drive the slide assembly 304 along the guide rail. The 303 slides to the right, and so on, the left and right horizontal movement of the slide assembly 304 is achieved.

The operation of the 3D photo taking device shown in Fig. 1 will be described in detail below:

First, the first motor 204 of the path setting unit 20 operates to drive the rotation of the drive shaft 207 by driving a pair of gears 205, 206, and the left and right transmission blocks 208 are simultaneously along the axial direction of the transmission shaft 207 as the drive shaft 207 rotates. Moving horizontally inward or outward, the shrapnel mounting block 209 is horizontally rotated about the pin shaft, thereby causing the elastic piece 210 to deform into a certain arc to form a path in which the camera mount 10 is displaced. Then, the first motor 204 stops operating. Then, the second motor 301 of the shift driving unit 30 starts to work, and the driving synchronous toothed belt 302 drives the sliding assembly 304 to slide along the guide rail 303, thereby driving the arc provided along the elastic piece 210 of the camera mount 10 along with the sliding of the sliding assembly 304. The shape path moves horizontally. At the same time, the camera mount 10 moves back and forth along the second slider 3045 of the shift driving unit 30 according to the curvature formed by the elastic piece 210, and also passes through the rotating disk of the shift driving unit 30 according to the curvature formed by the elastic piece 210. 3044 for rotation. When the camera mount 10 is moved along the curvature of the elastic piece 210, a plurality of photographs having a difference in degree can be captured by observing and setting the displacement interval of the camera mount 10 based on the position indicating piece 3047 on the slide unit 304. The camera mount 10 adjusts the angle according to the change in the curvature of the elastic piece 210 by the rotation of the rotary disk 3044, so that the camera can always automatically align the subject during the movement. When the left and right stroke switches 3048 on the sliding assembly 304 hit the left and right stroke adjustment blocks 3053, the second motor 301 switches the working direction to drive the sliding assembly 304 to move in the opposite direction, thereby driving the camera mount 10 to move in the opposite direction.

Claims

A 3D photographing apparatus, comprising: a camera mount, a path setting unit, and a shift driving unit, wherein the path setting unit provides the camera mount movement by driving a left and right extended elastic deformation The curved drive unit includes a slide assembly horizontally movable horizontally along an extending direction of the elastic piece, and the slide assembly is provided with a rotary disk; the camera mount passes through a left and right direction perpendicular to the slide assembly A sliding fit in the front-rear direction of the horizontal moving direction is mounted on the rotating disk and is clamped to the elastic piece by at least one set of rollers.
The 3D photographing apparatus according to claim 1, wherein the path setting unit further comprises a first motor, a drive shaft driven by the first motor, and a screw connection mounted on both ends of the drive shaft for driving a left and right transmission block that is rotated inward or outward to the left and right, and a left and right elastic piece mounting block disposed on the left and right transmission blocks and horizontally rotatable relative to the left and right transmission blocks, the left and right ends of the elastic piece are fixed Installed on the left and right shrapnel mounting blocks.
The 3D photographing apparatus according to claim 2, wherein the path setting unit further comprises a bottom plate and left and right support plates fixed to both ends of the bottom plate, and the transmission shaft is mounted on the left and right support plates .
The 3D photographing apparatus according to claim 3, wherein the shift driving unit further comprises a second motor mounted on the bottom plate, a synchronous toothed belt driven by the second motor, mounted on the a guide rail on the bottom plate and parallel to the synchronous toothed belt, and the sliding assembly is horizontally moved along the guide rail by the synchronous toothed belt.
The 3D photographing apparatus according to claim 4, wherein the sliding assembly further comprises a first slider slidably engaged with the guide rail, a mounting plate fixed to the first slider, and a fixing plate a turret fixing plate on the mounting plate, one end of the turret fixing plate is provided with a rectangular groove for the synchronous toothed belt to pass through and a synchronous belt pressing plate is disposed to limit the synchronous toothed belt in the rectangular groove The rotating plate is mounted on the other end of the turret fixing plate, and the upper portion of the rotating plate is provided with a second slider that is slidably engaged with the camera mounting seat in a direction perpendicular to the guide rail.
The 3D photographing apparatus according to claim 5, wherein the shift driving unit further comprises a stroke adjusting mechanism that controls a left and right sliding stroke of the sliding assembly, the stroke adjusting mechanism comprising being mounted on the bottom plate a slide bar parallel to the guide rail and a left and right stroke adjustment block movably mounted on the left and right ends of the slide bar, the slide assembly further provided at a position fixed to a side of the mounting plate and extending above the slide bar The indicator piece and the left and right stroke switches on the left and right sides of the position indicator piece cooperate with the left and right stroke adjustment blocks.
The 3D photographing apparatus according to claim 6, wherein the shift driving unit further comprises a photoelectric sensor switch fixed at an intermediate position of the bottom plate, the slide assembly being provided on the other side with respect to the position indicating piece An inductive sheet that cooperates with the photoelectric inductive switch.
A 3D photographing apparatus according to claim 5, wherein said camera mount includes a slide table, and said slide table includes a slide table top for mounting a camera, and is slidably fitted to said slide assembly by a guide rail a sliding table bottom plate on the second slider, and a supporting side plate connecting the sliding table top plate and one side of the sliding table bottom plate, the lower surface of the sliding table top plate and the upper surface of the sliding table bottom plate respectively provided with a set of rollers On the shrapnel.
The 3D photographing apparatus according to claim 8, wherein the camera mount further comprises a leg, one end of the leg is fixed on the bottom plate of the slide table, and the other end is provided with a roller in contact with the bottom plate.
The 3D photographing apparatus according to claim 9, wherein a level is provided on the top plate of the slide table.