CN205898077U - Desktop scanner - Google Patents
Desktop scanner Download PDFInfo
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- CN205898077U CN205898077U CN201620824385.8U CN201620824385U CN205898077U CN 205898077 U CN205898077 U CN 205898077U CN 201620824385 U CN201620824385 U CN 201620824385U CN 205898077 U CN205898077 U CN 205898077U
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- desktop scanner
- scanning
- rotary disc
- camera
- projecting apparatus
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Abstract
The utility model discloses a desktop scanner, including the shell to and cased slewing mechanism and the scanning mechanism of ann, wherein, slewing mechanism is rotated the platform including being used for driving by scanning article pivoted, scanning mechanism includes projecting apparatus and the camera of fixed mounting on the scanning platform, the projecting apparatus throws the grating fringe of 2 kind at least different colours simultaneously, and the grating fringe of different colours throws on being scanned article each other at a distance from arranging in proper order, the real -time quilt scanning article of shooing after all being covered by grating fringe of camera to data transmission will be shot and control module will be given. Desktop scanner, through the projection light of safety, rotatable scanning platform, can realize the full aspect fast scan on object surface.
Description
Technical field
The utility model is related to a kind of desktop scanner, belongs to 3d scanning technique field.
Background technology
The purposes of spatial digitizer is to create the point cloud (point cloud) of object geometric jacquard patterning unit surface, and these points can be used to insert
Mend into the surface configuration of object, more intensive point cloud can create more accurate model.
Conventional desktop scanner adopts three-dimensional laser scanning technique mostly at present, and the LASER Light Source brightness of employing is high, energy
Amount is big, and eyes can be caused with irreversible grievous injury；Additionally, in scanning process, the rotating disk placing scanned article can be carried out
360 degree of rotations, but laser projection device is fixed, and such setting is difficult to realize the comprehensive of object in irregular shape
Scanning.
In view of this, the present inventor is studied to this, specially develops a kind of desktop scanner, and this case thus produces.
Utility model content
The purpose of this utility model is to provide a kind of desktop scanner, is put down by the projected light of safety and rotatable scanning
Platform, realizes quickly scanning in all directions of body surface.
To achieve these goals, solution of the present utility model is:
A kind of desktop scanner, including shell, and is arranged on rotating mechanism and the sweep mechanism of inside the shell, wherein, institute
State the turntable that rotating mechanism includes for driving scanned article to rotate, described sweep mechanism includes being fixedly mounted on scanning flat
Projecting apparatus on platform and camera, described projecting apparatus projects the grating fringe of at least 2 kinds of different colours, the light of different colours simultaneously
Spaced being arranged in order of grizzly bar line is incident upon on scanned article, after camera captured in real-time is all covered by grating fringe
Scanned article, and photographed data is sent to control module.
Preferably, described scanning platform is movable platform, by the activity of motor control scanning platform.
Preferably, the motor of control scanning platform activity includes the stepper motor for controlling its upper and lower horizontal lifting,
With the servomotor controlling it to rotate up or down.
Preferably, the grating fringe of described projector projects is visible ray or black light.
Preferably, described projecting apparatus projects the vertical raster striped of 2 kinds of spaced settings of black and white, using black and white simultaneously
The grating fringe of 2 kinds of colors, the view data later stage being easy to photograph is processed.
Preferably, described turntable includes support for rotary disc, bearing, rotating disk and servomotor, wherein, described support for rotary disc
It is fixedly mounted on desktop scanner base plate, rotating disk is arranged on support for rotary disc by bearing, described rotating disk and servomotor phase
Even, rotated on support for rotary disc by servomotor driving rotating disk.Turntable can be made to carry out by servomotor arbitrarily angled
Rotation, and then so that any orientation of scanned article can camera-shot be arrived, make 3d model finer.
Preferably, described support for rotary disc is the cylinder of hollow, motor is arranged in support for rotary disc；Described disk upper surface
It is coated with antiskid glue cushion, the setting of Slippery proof foot pad can be to be scanned article in scanning process, rotates more steady.
Preferably, described shell includes the housing of fixation and mobile door, described movement door can carry out a left side along guide rail
Move right, be easy to placement and the taking-up of scanned article.
Preferably, described control module adopts microprocessor to control, respectively with projecting apparatus, camera, each motor phase
Even, for controlling its various actions, and the photographed data collecting is sent to host computer is processed.
Preferably, described shell is provided with the led indicator lamp indicating various states, described indicator lamp and control module phase
Even.
Above-mentioned desktop scanner operation principle: first scanned article are placed on turntable, by turntable servo
Motor-driven rotation platform rotates, and scanned article are followed and rotated, the height of adjustment scanning platform, and projector projects go out gratings strips
Line, described grating fringe horizontal irradiation can become curve on the object have curved surface, and camera captures this image, and by controlling
By the image transmitting photographing to host computer, host computer passes through corresponding software process quality 3d model to module, in scanning process, can lead to
The height of the stepper motor of overscanning mechanism and servomotor adjustment projecting apparatus and camera and angle, realize overlooking, looking up
The scanning of angle.
Compared with prior art, desktop scanner described in the utility model has the advantage that
1st, using the projected light of safety, its principle is, using projected light, specific grating fringe is projected to measurement workpiece table
Face, takes pictures to grating interference strip by high-resolution camera, using optical photographing location technology and grating measuring
Principle, can obtain the complete point cloud on complex work surface in very short time；
2nd, rotatable turntable and up and down scanning platform can adjust the angle shooting and projecting, by carrying out
The scanning of different angles, complex model can also disposably complete to scan.
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Brief description
Fig. 1 is the desktop scanner three-dimensional structure diagram (mobile door is opened) of the present embodiment；
Fig. 2 is the desktop scanner cut-away view of the present embodiment；
Fig. 3 is the turntable stereogram of the present embodiment；
Fig. 4 is the turntable profile of the present embodiment.
Specific embodiment
As shown in Figure 1-2, a kind of desktop scanner, including shell 1, and the rotating mechanism 2 that is arranged in shell 1 and sweeping
Retouch mechanism 3, described rotating mechanism 2 is arranged on shell 1 base plate 5, and described sweep mechanism 3 is arranged on shell 1 bottom by bracing frame 4
On plate 5.In the present embodiment, described shell 1 includes fixed shell 11 and mobile door 12, and described movement door 12 can be along guide rail
13 are moved left and right, and are easy to placement and the taking-up of scanned article.Described rotating mechanism 2 is included for driving scanned article
The turntable 21 rotating, described turntable 21 adopts servomotor to drive, and turntable 21 can be made to carry out appointing by servomotor
The rotation of meaning angle, and then so that the camera 33 that any orientation being scanned article can be scanned mechanism 3 is photographed, make 3d
Model is finer.
Described sweep mechanism 3 includes the projecting apparatus 32 being fixedly mounted on scanning platform 31 and camera 33, in this enforcement
In example, described projecting apparatus 32, camera 33 and control module unification are arranged in scan box 34, and scan box 34 is fixedly mounted on sweeps
Retouch 31 on platform, so setting can ensure that projecting apparatus 32, camera 33 are realized same position and rotated, i.e. projecting apparatus 32, camera 33
Relative position be completely fixed, will not adjust because of the activity of scanning platform 31.It is provided with grating in described projecting apparatus 32, can be same
When projection at least 2 kinds of different colours grating fringe, the grating fringe of different colours is spaced to be arranged in order, and is incident upon and is swept
Retouch on article, camera 33 captured in real-time is by the scanned article after grating fringe all covering, and photographed data is sent to
Control module.The grating fringe of described projecting apparatus 32 projection is visible ray or black light, adopts visible when using visible ray
Light video camera head, when using black light, using black light camera.In the present embodiment, described grating fringe is black and white 2
Plant the vertical stripes of the spaced setting of color, and be visible ray, using the grating fringe of color in black and white 2, be easy to photograph
The view data later stage process.The spacing of grating fringe is adjusted according to the requirement of scanning accuracy, and grating minimum spacing is one
As be 0.1mm, grating space is less, and scanning accuracy is higher.Described camera 33 is just to turntable 21.
For realizing the comprehensive scanning of scanned article, described scanning platform 31 is movable platform, 31 points of scanning platform
It is not connected with servomotor 35 and stepper motor 36, wherein, stepper motor 36 is used for driving scanning platform to move horizontally about 31,
Lift for ensureing that scan box 34 is stable, scanning platform 31 both sides are additionally provided with guide rod 37, and scanning platform 31 is in the band of stepper motor 36
Can slide up and down along guide rod 37 under dynamic.Servomotor 35 is used for driving scanning platform 31 to rotate up or down, realizes scanned
The vertical view of article scans and looks up scanning.
As shown in Figure 3-4, described turntable 21 includes support for rotary disc 211, bearing 212, rotating disk 213 and motor 214, its
In, described support for rotary disc 211 is fixedly mounted on desktop scanner base plate 5, and rotating disk 213 is arranged on rotating disk by bearing 212 and props up
On frame 211, described rotating disk 213 is connected with motor 214, is rotated on support for rotary disc 211 by motor 214 driving rotating disk 213.?
In the present embodiment, described support for rotary disc 211 is the cylinder of hollow, and motor 214 is arranged in support for rotary disc 211.Annular rotary table props up
Frame 211 can make rotating disk 213 be always held at horizontality, be not in shake, tilt, and then so that scanning accuracy is significantly carried
High.Described rotating disk 213 is connected with motor 214 by screw 215, and motor 214 rotates, and rotating disk 213 moves therewith, described motor
Using servomotor.Described bearing 212 adopts end face needle bearing, and for annular, its upper surface is connected with rotating disk 213 bottom surface
Touch, lower surface is contacted with support for rotary disc 1 upper surface, rotating disk 213 can be made to rotate by end face needle bearing and more smooth out.For making
Scanned article, in scanning process, rotate more steady, described rotating disk 213 upper surface is coated with antiskid glue cushion 216.For convenience of line
Cable wears, and the sidewall bottom of described support for rotary disc is provided with a through wires hole 217 passing through for cable.Described turntable 21 periphery also sets
Have an outer cover, so that whole turntable 21 is operated steadily, structure attractive in appearance.
Described control module adopts microprocessor to control, and is connected with projecting apparatus 32, camera 33, each motor respectively, uses
In controlling its various actions, and the photographed data collecting is sent to host computer is processed.
Described shell 1 is provided with the led indicator lamp 14 indicating various states, and described indicator lamp is connected with control module, uses
Work in every state in display desktop scanner.
Above-mentioned desktop scanner operation principle: first scanned article are placed on turntable 21, are watched by turntable
Taking motor 214 drives turntable 21 to rotate, and scanned article are followed and rotated, the height of adjustment scanning platform 31: for small volume
Object, dropping to projection ray, that whole object can be completely covered is just permissible, for bulky object, takes segmentation to sweep
Retouch it is simply that first scanning the latter half, then scan top half.Projecting apparatus 32 projects grating fringe, described grating fringe level
It is irradiated on the object of curved surface and can become curve, camera 33 captures this image, and by control module by the figure photographing
As being transferred to host computer, host computer passes through corresponding software process quality 3d model, in scanning process, by stepper motor 36 and can watch
Take height and the angle that motor 35 adjusts projecting apparatus 32 and camera 33, realize overlooking, look up equal angular scanning.
Desktop scanner described in the present embodiment, using safe projected light, its principle is will be specific using projected light
Grating fringe projects to measurement surface of the work, by high-resolution camera 33, grating interference strip is taken pictures, and utilizes
Optical photographing location technology and grating measuring principle, can obtain the complete point cloud on complex work surface in very short time；Can turn
Dynamic turntable 21 and up and down scanning platform 31 can adjust the angle shooting and projecting, by carrying out different angles
Scanning, can disposably complete to scan for complex model.
Above-described embodiment and schema non-limiting product form of the present utility model and style, any art
Suitable change or modification that those of ordinary skill is done to it, all should be regarded as without departing from patent category of the present utility model.
Claims (10)
1. a kind of desktop scanner it is characterised in that: include shell, and rotating mechanism and the scanning machine being arranged on inside the shell
Structure, wherein, described rotating mechanism includes the turntable for driving scanned article to rotate, and described sweep mechanism includes fixing peace
It is contained in the projecting apparatus on scanning platform and camera, described projecting apparatus projects the grating fringe of at least 2 kinds of different colours, no simultaneously
It is arranged in order with the grating fringe of color is spaced, be incident upon on scanned article, camera captured in real-time is by grating fringe
Scanned article after all covering, and photographed data is sent to control module.
2. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described scanning platform be movable platform, lead to
Cross the activity of motor control scanning platform.
3. as claimed in claim 2 a kind of desktop scanner it is characterised in that: control scanning platform activity motor include use
In the stepper motor controlling its upper and lower horizontal lifting, and control the servomotor that it rotates up or down.
4. as claimed in claim 1 a kind of desktop scanner it is characterised in that: the grating fringe of described projector projects be can
See light or black light.
5. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described projecting apparatus projects 2 kinds of phases of black and white simultaneously
Mutually spaced vertical raster striped.
6. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described turntable include support for rotary disc, bearing,
Rotating disk and servomotor, wherein, described support for rotary disc is fixedly mounted on desktop scanner base plate, and rotating disk is arranged on by bearing
On support for rotary disc, described rotating disk is connected with servomotor, is rotated on support for rotary disc by servomotor driving rotating disk.
7. as claimed in claim 6 a kind of desktop scanner it is characterised in that: described support for rotary disc be hollow cylinder, electricity
Machine is arranged in support for rotary disc；Described disk upper surface is coated with antiskid glue cushion.
8. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described shell include fixation housing and movement
Door, described movement door can be moved left and right along guide rail.
9. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described control module adopt microprocessor control
System, is connected with projecting apparatus, camera, each motor respectively, for controlling its various actions, and the photographed data collecting is sent out
Give host computer to be processed.
10. as claimed in claim 1 a kind of desktop scanner it is characterised in that: described shell be provided with instruction various states
Led indicator lamp, described indicator lamp is connected with control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620824385.8U CN205898077U (en) | 2016-07-29 | 2016-07-29 | Desktop scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620824385.8U CN205898077U (en) | 2016-07-29 | 2016-07-29 | Desktop scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898077U true CN205898077U (en) | 2017-01-18 |
Family
ID=57783777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620824385.8U Active CN205898077U (en) | 2016-07-29 | 2016-07-29 | Desktop scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205898077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066162A (en) * | 2016-07-29 | 2016-11-02 | 浙江迅实科技有限公司 | A kind of desktop scanner |
-
2016
- 2016-07-29 CN CN201620824385.8U patent/CN205898077U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066162A (en) * | 2016-07-29 | 2016-11-02 | 浙江迅实科技有限公司 | A kind of desktop scanner |
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