CN105444720A - Three-dimensional 3D scanner - Google Patents
Three-dimensional 3D scanner Download PDFInfo
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- CN105444720A CN105444720A CN201510786819.XA CN201510786819A CN105444720A CN 105444720 A CN105444720 A CN 105444720A CN 201510786819 A CN201510786819 A CN 201510786819A CN 105444720 A CN105444720 A CN 105444720A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses a three-dimensional 3D scanner. The scanner comprises an objective table used for placing an object, a motor and a first scanning unit. The scanner of the invention can scan materials with different heights and different widths. Three-dimensional scanning can be performed on the object on the objective table. A scanning scope is large, scanning data is comprehensive and a scanning effect is good. Unnecessary scanning operation is reduced, resources are saved and the efficiency is increased. Scanning can be performed from an upper portion and a lower portion of the object, and scanning quality is effectively guaranteed.
Description
Technical field
The present invention relates to scanner technology field, particularly relate to a kind of three-dimensional 3D scanner.
Background technology
Along with the fast development of computer technology, the miscellaneous equipment relevant to computing machine also obtains swift and violent development, such as scanner, scanner is a kind of computing machine external instrument equipment, by catching image and it being converted to the digitizing input equipment that computing machine can show, edits, stores and export.To the real-world object of certain length, width and height.As: tire screw, the three dimensional objects such as toy car, teacup, teapot all can be used as sweep object, extract and convert original lines, figure, word, photo, plane material object to can edit and add in file device.
Chinese patent literature CN203873121U discloses a kind of disc rotary type pin shape spatial digitizer, comprise machine rack, gear wheel is provided with in described machine rack end face one end along its length, gear wheel top is connected with tempered glass disk, also comprise the pinion wheel engaged with gear wheel, pinion wheel is connected with servomotor, the other end relative with the one end arranging tempered glass disk in machine rack is provided with sole scanner, and one end identical with arranging sole scanner above machine rack is provided with instep scanner.The scanning that above-mentioned patent can avoid pin to carry out repeatedly when artificial mobile by the automatic rotation of tempered glass disk, the favourable data error avoiding pin secondary acquisition after movement, makes accuracy higher; By instep spatial digitizer to the three-dimensional vision information on pin top and sole scanner to the three-dimensional vision information of foot bottom, then carrying out the synthesis of three-dimensional data and foot bottom three-dimensional data above pin, is the three-dimensional data of whole pin shape.
But also there is the problem that versatility is not strong and sole scanning space is limited in above-mentioned disc rotary type pin shape spatial digitizer, is further improved.
Summary of the invention
In order to solve the technical matters existed in background technology, the present invention proposes a kind of three-dimensional 3D scanner, easy to use, dirigibility is good.
A kind of three-dimensional 3D scanner, comprises the objective table for placing object, motor;
The top of this objective table is provided with slide bar, ultrasound distance sensor, the first hydraulic cylinder, the second hydraulic cylinder, this slide bar is horizontally disposed with, this slide bar is provided with slide plate, this slide plate is connected with sliding bar, this the first Driven by Hydraulic Cylinder slide plate is along the bearing of trend displacement of slide bar, and this slide plate and slide bar oblique or vertical, in embodiment, vertically to arrange, and allow slide plate be horizontally disposed with; This slide plate is provided with sliding shoe, this sliding shoe is connected with slide plate slides, this the second Driven by Hydraulic Cylinder sliding shoe is along the bearing of trend displacement of slide plate, and this ultrasound distance sensor is arranged on sliding shoe, and the transmitting terminal of this ultrasound distance sensor points to objective table;
Utilize the height of different parts of ultrasound distance sensor inspected object and the width of the horizontal direction of correspondence, and form corresponding height track and width track, for reference, limit sweep limit according to height track and width track, avoid unnecessary scanning operation.
3D scanner also comprises the first scanning element, this first scanning element comprises annular groove, this objective table is placed in the inner side of annular groove, first support bar, the first cross bar, the first cylinder, this the first support bar bottom and annular groove are slidably connected, the other end upwards extends, and this motor drives the annularly chute displacement of the first support bar; This first cross bar and the first support bar oblique or vertical, when specifically implementing, vertically arranged; This first cross bar and the first support bar are slidably connected, and this first air cylinder driven first cross bar is along the bearing of trend displacement of the first support bar; This first cross bar is provided with the second cylinder, at least one first slide block, and this first slide block and the first cross bar are slidably connected, and this second air cylinder driven first slide block is along the bearing of trend displacement of the first cross bar; This first slide block is provided with the first scanner head, and this first scanner head points to objective table direction, and this first scanner head is connected with Computer signal;
The first air cylinder driven first cross bar is utilized to carry out displacement at vertical direction, the second air cylinder driven first slide block is utilized to carry out displacement in the horizontal direction, can both be able to scan the material of differing heights, different in width, driven by motor first support bar is utilized to rotate, the first scanner head is allowed to realize 3-D scanning to the object on objective table, sweep limit is large, and scan-data is comprehensive, scans effective.
3D scanner also comprises Information Collecting & Processing module, execution module, this Information Collecting & Processing module is connected with ultrasound distance sensor, execution module signal, and this execution module is connected with the first cylinder, the second cylinder, motor signal and controls the first cylinder, the second cylinder, motor movement;
Ultrasound distance sensor, for the width of the horizontal direction of the height and correspondence that detect the different parts being positioned over object on objective table, and forms corresponding height track and width track;
Information Collecting & Processing module, for obtaining above-mentioned height track and width track, forming the profilogram of object, and this profilogram is passed to execution module according to above-mentioned height track and width track;
Execution module, defines the first cross bar between the displacement field of vertical direction and between the first scanner head displacement field in the horizontal direction according to above-mentioned profilogram.
The height of different objects and width are different, ultrasound distance sensor is utilized to obtain height track and the width track of object, Information Collecting & Processing module is utilized to produce corresponding profilogram, execution module according to this profilogram limit the first cross bar vertical direction certain area intrinsic displacement, limit the first scanner head hospital areas intrinsic displacement in the horizontal direction, avoid unnecessary scanning operation like this, save cost, save time.
Preferably, 3D scanner also comprises at least one second scanning element, at least one the second scanning element is positioned at the top of objective table, this second scanning element comprises the second support bar, second cross bar, 3rd cylinder, four-cylinder, back-up block, this second support bar is horizontally disposed with, this second cross bar and the second support bar oblique or vertical, this second cross bar and the second support bar are slidably connected, 3rd air cylinder driven second cross bar is along the bearing of trend displacement of the second support bar, this four-cylinder drives back-up block along the bearing of trend displacement of the second cross bar, this back-up block is provided with the second scanner head, this second scanner head points to objective table direction, this second scanner head is connected with Computer signal.
Utilize the second scanning element to scan object from the top of object, the data of scanning can be combined with the scan-data of the first scanning element, mutually confirm to ensure to scan effect; When the first scanning element can not scan certain region of object, can by the second scanning element.
Such as, fluted on object, upwards, now, the first scanning element just can not well scan the region of inside grooves this slot opening.
Preferably, this second scanning element also comprises the 5th cylinder, 5th cylinder and the second cross bar are slidably connected, this the second air cylinder driven the 5th cylinder is along the bearing of trend displacement of the second cross bar, the output terminal of the 5th cylinder vertically stretches, and the output terminal of this back-up block and the 5th cylinder is in transmission connection.
Change the distance of the second scanner head and object flexibly, to ensure to scan effect.
Preferably, the second scanning element also comprises rotary cylinder, and this rotary cylinder is arranged on the output terminal of the 5th cylinder, and this back-up block is arranged on the output terminal of rotary cylinder.
Like this, what the second scanner head can rotate scans object, better effects if, and scope is larger.
Preferably, the side of this back-up block is horizontally installed with the 3rd scanner head, the 3rd scanner head is connected with Computer signal.
Increase by the 3rd scanner head and increase sweep limit, ensure quality of scanning.
Preferably, the 3rd cylinder, four-cylinder, the 5th cylinder are all connected with execution module signal, this execution module define between the second cross bar, the 5th cylinder displacement field in the horizontal direction according to the profilogram of object and back-up block between the displacement field of vertical direction.
According to the profilogram of object, the range of movement of corresponding restriction second cross bar, the 5th cylinder, back-up block, reduces unnecessary scanning operation, saving resource.
Preferably, this back-up block is also provided with light emitting source; Supplement brightness, convenient scanning, ensure scanning effect.
Preferably, the quantity of the second scanning element is 2, and be placed in the upper and lower side of objective table respectively, this objective table is made up of transparent material.
Can scan object from below, when object has counterbore, and this counterbore is when Open Side Down, and the second scanning element now just can be utilized to scan.
Certainly the second scanning element be positioned at below objective table does not just need the 5th cylinder, rotary cylinder, is directly contained on the second cross bar by back-up block.
The present invention can both be able to scan the material of differing heights, different in width, realizes 3-D scanning to the object on objective table, and sweep limit is large, and scan-data is comprehensive, scans effective; Reduce unnecessary scanning operation, saving resource, raises the efficiency; Can scan from the top of object, below, effectively ensure that quality of scanning.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of slide bar in Fig. 1, ultrasound distance sensor;
Fig. 3 is the right view of the first scanning element in Fig. 1;
Fig. 4 is the second scanning element left view be positioned at below objective table in Fig. 1;
Fig. 5 is the left view being positioned at the second scanning element comprising the 5th cylinder etc. above objective table in Fig. 1.
Embodiment
With reference to Fig. 1-5:
The three-dimensional 3D scanner of the one that the present invention proposes, comprises the objective table 1 for placing object, motor 2;
The top of this objective table 1 is provided with slide bar 4, ultrasound distance sensor 5, first hydraulic cylinder 6, second hydraulic cylinder 7, this slide bar 4 is horizontally disposed with, this slide bar 4 is provided with slide plate 8, this slide plate 8 is slidably connected with slide bar 4, this first hydraulic cylinder 6 drives slide plate 8 along the bearing of trend displacement of slide bar 4, and this slide plate 8 and slide bar 4 oblique or vertical, in embodiment, vertically to arrange, and allow slide plate 8 be horizontally disposed with; This slide plate 8 is provided with sliding shoe 9, this sliding shoe 9 is slidably connected with slide plate 8, this second hydraulic cylinder 7 drives sliding shoe 9 along the bearing of trend displacement of slide plate 8, and this ultrasound distance sensor 5 is arranged on sliding shoe 9, and the transmitting terminal of this ultrasound distance sensor 5 points to objective table 1;
Utilize the height of different parts of ultrasound distance sensor 5 inspected object and the width of the horizontal direction of correspondence, and form corresponding height track and width track, for reference, limit sweep limit according to height track and width track, avoid unnecessary scanning operation.
3D scanner also comprises the first scanning element, this first scanning element comprises annular groove 3, this objective table 1 is placed in the inner side of annular groove 3, first support bar 10, first cross bar 11, first cylinder 12, this the first support bar 10 bottom and annular groove 3 are slidably connected, the other end upwards extends, and this motor 2 drives annularly chute 3 displacement of the first support bar 10; This first cross bar 11 and the first support bar 10 oblique or vertical, when specifically implementing, vertically arranged; This first cross bar 11 and the first support bar 10 are slidably connected, and this first cylinder 12 drives the first cross bar 11 along the bearing of trend displacement of the first support bar 10; This first cross bar 11 is provided with the second cylinder 13, at least one first slide block 14, and this first slide block 14 and the first cross bar 11 are slidably connected, and this second cylinder 13 drives the first slide block 14 along the bearing of trend displacement of the first cross bar 11; This first slide block 14 is provided with the first scanner head 15, this first scanner head 15 points to objective table 1 direction, and this first scanner head 15 is connected with Computer signal;
The first cylinder 12 is utilized to drive the first cross bar 11 to carry out displacement at vertical direction, the second cylinder 13 is utilized to drive the first slide block 14 to carry out displacement in the horizontal direction, can both be able to scan the object of differing heights, different in width, motor 2 is utilized to drive the first support bar 10 to rotate, the object on the first scanner head 15 pairs of objective tables 1 is allowed to realize 3-D scanning, sweep limit is large, and scan-data is comprehensive, scans effective.
3D scanner also comprises Information Collecting & Processing module, execution module, this Information Collecting & Processing module and ultrasound distance sensor, execution module signal are connected, this execution module be connected with the first cylinder 12, second cylinder 13, motor 2 signal and control the first cylinder 12, second cylinder 13, motor 2 moves;
Ultrasound distance sensor 5, for the width of the horizontal direction of the height and correspondence that detect the different parts being positioned over object on objective table 1, and forms corresponding height track and width track;
Information Collecting & Processing module, for obtaining above-mentioned height track and width track, forming the profilogram of object, and this profilogram is passed to execution module according to above-mentioned height track and width track;
Execution module, defines the first cross bar 11 between the displacement field of vertical direction and between the first scanner head 15 displacement field in the horizontal direction according to above-mentioned profilogram; After good to a Surface scan of object, send instruction to motor 2, utilize motor 2 first support bar 10 to rotate, 3-D scanning is realized to the object on objective table 1.
The height of different objects and width are different, ultrasound distance sensor 5 is utilized to obtain height track and the width track of object, Information Collecting & Processing module is utilized to produce corresponding profilogram, execution module according to this profilogram limit the first cross bar 11 vertical direction certain area intrinsic displacement, limit the first scanner head 15 hospital areas intrinsic displacement in the horizontal direction, avoid unnecessary scanning operation like this, save cost, save time.
3D scanner also comprises at least one second scanning element, at least one the second scanning element is positioned at the top of objective table 1, in the present embodiment, the quantity of the second scanning element is 2, be placed in the upper and lower side of objective table 1 respectively, this objective table 1 is made up of transparent material, can simultaneously above object, below scans object; This second scanning element comprises the second support bar 16, second cross bar 17, the 3rd cylinder 18, four-cylinder 19, back-up block 20, this second support bar 16 is horizontally disposed with, this second cross bar 17 and the second support bar 16 oblique or vertical, in embodiment, vertically arranged; This second cross bar 17 and the second support bar 16 are slidably connected, 3rd cylinder 18 drives the second cross bar 17 along the bearing of trend displacement of the second support bar 16, this four-cylinder 19 drives back-up block 20 along the bearing of trend displacement of the second cross bar 17, this back-up block 20 is provided with the second scanner head 21, this second scanner head 21 points to objective table 1 direction, and this second scanner head 21 is connected with Computer signal.
Utilize the second scanning element to scan object from the top of object, the data of scanning can be combined with the scan-data of the first scanning element, mutually confirm to ensure to scan effect; When the first scanning element can not scan certain region of object, can by the second scanning element.
Such as, fluted on object, upwards, now, the first scanning element just can not well scan the region of inside grooves this slot opening.
Can scan object from below, when object has counterbore, and this counterbore is when Open Side Down, and the second scanning element now just can be utilized to scan.
The second scanning element be positioned at above objective table 1 also comprises the 5th cylinder 22,5th cylinder 22 and the second cross bar are slidably connected, this four-cylinder 19 drives the 5th cylinder 22 along the bearing of trend displacement of the second cross bar 17, the output terminal of the 5th cylinder 22 vertically stretches, and the output terminal of this back-up block 20 and the 5th cylinder 22 is in transmission connection.
Stretching by the 5th cylinder 22, changes the distance of the second scanner head 21 and object flexibly, to ensure to scan effect.
Second scanning element also comprises rotary cylinder 13, and this rotary cylinder 23 is arranged on the output terminal of the 5th cylinder 22, and this back-up block 20 is arranged on the output terminal of rotary cylinder 23.
Like this, what the second scanner head 21 can rotate scans object, and better effects if, scope is larger.
The side of this back-up block 19 is horizontally installed with the 3rd scanner head the 24, three scanner head 24 to be connected with Computer signal.
Increase by the 3rd scanner head 24 and increase sweep limit, ensure quality of scanning.
3rd cylinder 18, four-cylinder 19, the 5th cylinder 22 are all connected with execution module signal, this execution module define between the second cross bar 17, the 5th cylinder 22 displacement field in the horizontal direction according to the profilogram of object and back-up block 20 between the displacement field of vertical direction.
According to the profilogram of object, the range of movement of corresponding restriction second cross bar the 17, the 5th cylinder 22, back-up block 20, reduces unnecessary scanning operation, saving resource.
This back-up block 19 is also provided with light emitting source 25; Supplement brightness, convenient scanning, ensure scanning effect.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. a three-dimensional 3D scanner, is characterized in that: comprise the objective table (1) for placing object, motor (2);
The top of this objective table (1) is provided with slide bar (4), ultrasound distance sensor (5), the first hydraulic cylinder (6), the second hydraulic cylinder (7), this slide bar (4) is horizontally disposed with, this slide bar (4) is provided with slide plate (8), this slide plate (8) and slide bar (4) are slidably connected, this first hydraulic cylinder (6) drives slide plate (8) along the bearing of trend displacement of slide bar (4), this slide plate (8) and slide bar (4) oblique or vertical; This slide plate (8) is provided with sliding shoe (9), this sliding shoe (9) and slide plate (8) are slidably connected, this second hydraulic cylinder (7) drives sliding shoe (9) along the bearing of trend displacement of slide plate (8), this ultrasound distance sensor (5) is arranged on sliding shoe (9), and the transmitting terminal of this ultrasound distance sensor (5) points to objective table (1);
Also comprise the first scanning element, this first scanning element comprises annular groove (3), this objective table (1) is placed in the inner side of annular groove (3), first support bar (10), the first cross bar (11), the first cylinder (12), this the first support bar (10) bottom and annular groove (3) are slidably connected, the other end upwards extends, and this motor (2) drives the first support bar (10) annularly chute (3) displacement; This first cross bar (11) and the first support bar (10) oblique or vertical, this first cross bar (11) and the first support bar (10) are slidably connected, and this first cylinder (12) drives the first cross bar (11) along the bearing of trend displacement of the first support bar (10); This first cross bar (11) is provided with the second cylinder (13), at least one first slide block (14), this first slide block (14) and the first cross bar (11) are slidably connected, and this second cylinder (13) drives the first slide block (14) along the bearing of trend displacement of the first cross bar (11); This first slide block (14) is provided with the first scanner head (15), and this first scanner head (15) points to objective table (1) direction, and this first scanner head (15) is connected with Computer signal;
Also comprise Information Collecting & Processing module, execution module, this Information Collecting & Processing module and ultrasound distance sensor, execution module signal are connected, this execution module be connected with the first cylinder (12), the second cylinder (13), motor (2) signal and control the first cylinder (12), the second cylinder (13), motor (2) move;
Ultrasound distance sensor (5), is positioned over the upper height of different parts of object of objective table (1) and the width of the horizontal direction of correspondence for detecting, and forms corresponding height track and width track;
Information Collecting & Processing module, for obtaining above-mentioned height track and width track, forming the profilogram of object, and this profilogram is passed to execution module according to above-mentioned height track and width track;
Execution module, defines the first cross bar (11) between the displacement field of vertical direction and between the first scanner head (15) displacement field in the horizontal direction according to above-mentioned profilogram.
2. three-dimensional 3D scanner according to claim 1, it is characterized in that: also comprise at least one second scanning element, at least one the second scanning element is positioned at the top of objective table (1), this second scanning element comprises the second support bar (16), second cross bar (17), 3rd cylinder (18), four-cylinder (19), back-up block (20), this second support bar (16) is horizontally disposed with, this second cross bar (17) and the second support bar (16) oblique or vertical, this second cross bar (17) and the second support bar (16) are slidably connected, 3rd cylinder (18) drives the second cross bar (17) along the bearing of trend displacement of the second support bar (16), this four-cylinder (19) drives back-up block (20) along the bearing of trend displacement of the second cross bar (17), this back-up block (20) is provided with the second scanner head (21), this second scanner head (21) points to objective table (1) direction, this second scanner head (21) is connected with Computer signal.
3. three-dimensional 3D scanner according to claim 2, it is characterized in that: this second scanning element also comprises the 5th cylinder, 5th cylinder (22) and the second cross bar (17) are slidably connected, this four-cylinder (19) drives the 5th cylinder (22) along the bearing of trend displacement of the second cross bar (17), the output terminal of the 5th cylinder (22) vertically stretches, and this back-up block (20) is in transmission connection with the output terminal of the 5th cylinder (22).
4. three-dimensional 3D scanner according to claim 3, it is characterized in that: the second scanning element also comprises rotary cylinder (23), this rotary cylinder (23) is arranged on the output terminal of the 5th cylinder (22), and this back-up block (20) is arranged on the output terminal of rotary cylinder (23).
5. three-dimensional 3D scanner according to claim 4, is characterized in that: the side of this back-up block (20) is horizontally installed with the 3rd scanner head (24), and the 3rd scanner head (24) is connected with Computer signal.
6. the three-dimensional 3D scanner according to claim 3 or 4, it is characterized in that: the 3rd cylinder (18), four-cylinder (19), the 5th cylinder (22) are all connected with execution module signal, this execution module define between the second cross bar (17), the 5th cylinder (22) displacement field in the horizontal direction according to the profilogram of object and back-up block (20) between the displacement field of vertical direction.
7. the three-dimensional 3D scanner according to claim 3 or 4, is characterized in that: this back-up block (20) is also provided with light emitting source (25).
8. three-dimensional 3D scanner according to claim 2, is characterized in that: the quantity of the second scanning element is 2, is placed in the upper and lower side of objective table (1) respectively, and this objective table (1) is made up of transparent material.
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| CN201510786819.XA CN105444720A (en) | 2015-11-14 | 2015-11-14 | Three-dimensional 3D scanner |
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| CN201510786819.XA CN105444720A (en) | 2015-11-14 | 2015-11-14 | Three-dimensional 3D scanner |
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Cited By (6)
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| CN106412369A (en) * | 2016-10-13 | 2017-02-15 | 河南龙璟科技有限公司 | Multi-azimuth mobile scanner |
| CN106646809A (en) * | 2016-10-13 | 2017-05-10 | 河南龙璟科技有限公司 | Lens rotation system for three-dimensional scanner |
| CN107505456A (en) * | 2017-09-29 | 2017-12-22 | 重庆南方数控设备有限责任公司 | Full-automatic detection formula thrombelastogram instrument and application method |
| CN107525487A (en) * | 2017-08-30 | 2017-12-29 | 齐泰兴精工科技（苏州）有限公司 | A kind of Scanning Detction analysis method of automobile component |
| CN109827536A (en) * | 2019-03-26 | 2019-05-31 | 南京达芬奇数字文化有限公司 | A kind of three-dimensional scanner |
| CN111664828A (en) * | 2020-07-13 | 2020-09-15 | 杭州屹升科技有限公司 | Based on three-dimensional formation of image roughness calibrator of network |
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| CN109827536A (en) * | 2019-03-26 | 2019-05-31 | 南京达芬奇数字文化有限公司 | A kind of three-dimensional scanner |
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