CN216668621U

CN216668621U - Automatic scanning device for 3D scanner

Info

Publication number: CN216668621U
Application number: CN202123312171.2U
Authority: CN
Inventors: 朱文韬; 赖仁球; 竺伟勒; 陈龙飞; 周峰; 郑诚; 金湘波
Original assignee: Hangzhou Tengju Technology Co ltd
Current assignee: Hangzhou Tengju Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-03
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses an automatic scanning device for a 3D scanner, which comprises a bottom plate, wherein a sliding rail is fixedly arranged at the top of the bottom plate, four sliding blocks are movably arranged in the sliding rail, sliding frames are fixedly arranged at the tops of the four sliding blocks, and ball wheels are arranged on the inner sides of two ends of each sliding frame. Through the main scanning appearance that sets up, simulate multiple illumination bright angle, the flexible of electronic flexible post in addition for different illumination angle and luminance are closer to real service environment, and the main scanning appearance and scanning lens of being convenient for scan at the transparent plate and place the article outside multi-angle circumference, excellent in use effect has avoided the dead angle, makes the angle that can cooperate multiple scanning, has increased the precision.

Description

Automatic scanning device for 3D scanner

Technical Field

The utility model belongs to the technical field of three-dimensional scanners, and particularly relates to an automatic scanning device for a 3D scanner.

Background

The purpose of the three-dimensional scanner is to create a geometric surface of an object, the points can be interpolated to the surface shape of the object, the denser point cloud can create a more accurate model (this process is called), if the scanner can obtain the surface color, the more accurate model can be pasted on the reconstructed surface, that is, the three-dimensional scanner can be simulated as a camera, the sight range of the three-dimensional scanner shows a cone shape, and the information collection is limited within a certain range. The difference between the two is that the camera captures color information, while the three-dimensional scanner measures distance. Since the measured result contains depth information, it is often called that, because the scanning range of the three-dimensional scanner is limited, it is often necessary to change the relative position between the scanner and the object or place the object on an electric turntable, and the object is scanned for multiple times to make up a complete model of the object.

For example, the automatic scanning device for 3D scanner disclosed in chinese patent CN213842056U utilizes a carrying device, a clamping device, an illumination device, a scanning assembly and a switching device, the carrying device includes a bottom plate, supporting columns and a carrying plate, the bottom plate is a circular plate structure, the lower surfaces of six supporting columns are all connected with the upper surface of the bottom plate, the lower surface of the carrying plate is connected with the upper surface of the supporting column, so as to achieve the purpose that the clamping sheet is controlled by the clamping device to clamp the workpiece when the workpiece needs to be clamped, so as to scan the bottom surface of the lower scanner, reduce the extra step of transferring the workpiece, illuminate the workpiece by the illumination device, and illuminate in two directions so that there is no shadow to affect the scanning result during scanning, thereby improving the scanning accuracy, the switching device can operate the retraction and release of the object placing table, and utilize the slide block and the slide rail to rotate the workpiece to find a proper scanning position, the effect of more flexibility in use, however, there are also the following problems in its use:

1. because the scanning component of the device is unstable, the device can cause the situation that the scanning is not clear in the actual use process.

2. Because no power equipment is arranged, the problem of certain dead angle is caused, and multi-angle scanning cannot be realized.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an automatic scanning device for a 3D scanner, which solves the problems that certain dead angle is possibly caused and the scanning is not clear.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic scanning device for a 3D scanner comprises a bottom plate, wherein a slide rail is fixedly mounted at the top of the bottom plate, four sliders are movably mounted inside the slide rail, a sliding frame is fixedly mounted at the tops of the four sliders, ball wheels are arranged on the inner sides of the two ends of the sliding frame, an electric telescopic column is fixedly mounted at the top of the sliding frame, a hoop is movably sleeved at the outer side of the electric telescopic column, a side light supplement lamp is movably mounted at one side of the hoop, an L plate is fixedly mounted at the top of the electric telescopic column, a hinged plate is fixedly mounted at one side of the L plate, a refractor is hinged at one side of the hinged plate, an electric telescopic rod is hinged at one side of the refractor, a scanning lens is arranged at the bottom of the L plate, a gear ring is fixedly mounted at the opposite side of the sliding frame, and a driving gear is meshed at the inner side of the gear ring, the top of the driving gear is provided with a motor, the top of the bottom plate is fixedly provided with a plurality of supporting columns, the top of each supporting column is fixedly provided with a transparent plate, the top of the bottom plate is provided with a bottom light supplement lamp, and the top of the bottom plate is provided with a main scanner.

Preferably, one end of the ball wheel, which is far away from the sliding frame, is in contact with the outer side of the sliding rail.

Through adopting above-mentioned technical scheme, the advantage lies in being convenient for increase stability when the circumference transmission to the stable operation of being convenient for avoids the top structure to take place slope and structural vibrations when rotating.

Preferably, one end of the electric telescopic rod, which is far away from the refractor, is hinged to the inner side of the L plate.

Through adopting above-mentioned technical scheme, the advantage lies in the phenomenon that multi-angle light shines in the simulation reality, has increased the accuracy nature of device.

Preferably, the output end of the motor penetrates through the driving gear and is fixed to the top of the bottom plate through the shaft seat, and the top of the motor is fixedly installed at the bottom of the transparent plate.

Through adopting above-mentioned technical scheme, the advantage lies in making self more stable when rotating, more agrees with the ring gear meshing, has avoided slope and vibrations for the structure operation is stable.

Preferably, the sliding block is in an inverted T shape, and an inverted T-shaped sliding groove is formed in the sliding rail.

By adopting the technical scheme, the device has the advantages of being convenient for limiting the moving track, enabling the operation to be more stable and facilitating the operation of the structure.

Preferably, the inside of the outer side of the bottom plate is provided with mounting holes, and the mounting holes are uniformly distributed in the bottom plate in an annular shape.

By adopting the technical scheme, the device has the advantages of being convenient to install, being matched with a D scanner to use and being convenient to install.

Preferably, the bottom light supplement lamps are uniformly distributed on the top of the bottom plate in an annular shape, and the main scanner is located in the middle of the bottom light supplement lamps.

By adopting the technical scheme, the scanning device has the advantages that the main scanner and the scanning lenses distributed on the circumference of the top form a triangular stable scanning area formed by the scanned object, and the scanning device is convenient to scan without dead angles.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the motor that sets up, when the circumference angle regulation is carried out to needs, the rotation through the motor this moment, and the motor rotates and drives the driving gear and rotate, the driving gear rotates and drives the rotation of meshed gear ring, the gear ring is applyed turning moment at the carriage inboard, the carriage receives the moment to the inboard slope this moment, and support at the slide rail outside at the ball wheel and remain stable, and inboard slider is at the inside further removal orbit of injecing the carriage of slide rail, and then make the electronic flexible post at top and structure carry out the removal of circularity, the cooperation is scanned and is made scanning angle and space construction obtain the omnidirectional scanning in no dead angle, the accuracy and the convenience of use of device have been increased, excellent in use effect.

2. By the arranged main scanner, when in use, the computer controls the main scanner to start the scanning process, firstly, the side light supplement lamp and the bottom light supplement lamp are respectively started and are divided into the light supplement flashing and the normal lighting, the brightness is adjusted by a specific program and the settings of different brightness are simulated, then the scanning lens and the main scanner respectively adopt circumference scanning and bottom scanning, and the electric telescopic rod is stretched to lead the hinged refractor to refract the light rays emitted by the lighting lamp and the external light along a specific angle, and simulate multiple illumination bright angle, the flexible of electronic flexible post in addition for different illumination angle and luminance are closer to real service environment, and the main scanning appearance of being convenient for and scanning lens scan at the transparent plate and place the article outside multi-angle circumference, excellent in use effect has avoided the dead angle, makes the angle that can cooperate multiple scanning, has increased the precision.

Drawings

FIG. 1 is a front perspective structural view of the present invention;

FIG. 2 is a schematic diagram of a rear perspective external view of the present invention;

FIG. 3 is a schematic right sectional view of the present invention;

fig. 4 is a schematic top sectional structure view of the present invention.

In the figure: 1. a base plate; 2. a ferrule; 3. a transparent plate; 4. an electric telescopic rod; 5. a refractor; 6. a support pillar; 7. a scanning lens; 8. an L plate; 9. an electric telescopic column; 10. a carriage; 11. a slide rail; 12. mounting holes; 13. a bottom fill light; 14. a side light supplement lamp; 15. a hinge plate; 16. a motor; 17. a driving gear; 18. a ball wheel; 19. a slider; 20. a gear ring; 21. a main scanner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, an automatic scanning device for a 3D scanner comprises a base plate 1, a slide rail 11 is fixedly installed on the top of the base plate 1, four slide blocks 19 are movably installed inside the slide rail 11, a sliding frame 10 is fixedly installed on the tops of the four slide blocks 19, ball wheels 18 are respectively arranged on the inner sides of the two ends of the sliding frame 10, an electric telescopic column 9 is fixedly installed on the top of the sliding frame 10, a hoop 2 is movably sleeved on the outer side of the electric telescopic column 9, a side light supplement lamp 14 is movably installed on one side of the hoop 2, an L plate 8 is fixedly installed on the top of the electric telescopic column 9, a hinged plate 15 is fixedly installed on one side of the L plate 8, a refractor 5 is hinged on one side of the hinged plate 15, an electric telescopic rod 4 is hinged on one side of the refractor 5, a scanning lens 7 is arranged at the bottom of the L plate 8, a gear ring 20 is fixedly installed on the opposite side of the sliding frame 10, a driving gear 17 is engaged on the inner side of the gear ring 20, the top of driving gear 17 is provided with motor 16, and the top fixed mounting of bottom plate 1 has a plurality of support columns 6, and the top fixed mounting of support column 6 has transparent plate 3, and the top of bottom plate 1 is provided with end light filling lamp 13, and the top of bottom plate 1 is provided with main scanning appearance 21.

The working principle of the technical scheme is as follows:

during operation, firstly, the side light supplement lamp 14 and the bottom light supplement lamp 13 are respectively started, the light supplement flashing and the normal lighting are divided, the brightness is adjusted by a specific program and different brightness settings are simulated, then the scanning lens 7 and the main scanner 21 respectively adopt circumference scanning and bottom scanning, and the telescopic action of the electric telescopic rod 4 enables the hinged refractor 5 to refract light emitted by the illuminating lamp and outside light along a specific angle, various illumination brightness angles are simulated, and the telescopic action of the electric telescopic column 9 enables different illumination angles and brightness to be closer to a real use environment, so that the main scanner 21 and the scanning lens 7 can scan on the transparent plate 3 and the outer side of a placed object in a multi-angle circumference manner conveniently, the use effect is good, dead corners are avoided, various scanning angles can be matched, the precision is increased, when the angle is required to be adjusted in a circumference, the motor 16 rotates at the moment, and the motor 16 rotates and drives the driving gear 17 to rotate, the driving gear 17 rotates and drives the meshed gear ring 20 to rotate, the gear ring 20 applies a rotating torque to the inner side of the sliding frame 10, at the moment, the sliding frame 10 is subjected to a torque which inclines to the inner side and is supported outside the sliding rail 11 by the ball wheel 18 to be stable, the inner side sliding block 19 further limits the moving track of the sliding frame 10 in the sliding rail 11, further, the electric telescopic column 9 and the structure at the top can move circumferentially, the scanning angle and the space construction can be scanned in a non-dead angle and omnibearing manner by matching scanning, the accuracy of the device and the use convenience are improved, and the using effect is good.

In another embodiment, as shown in fig. 1-3, the end of the ball wheel 18 remote from the carriage 10 contacts the outside of the track 11.

The ball wheel 18 provides some lateral support for the carriage 10 to facilitate increased stability during circumferential motion and to facilitate stable operation to avoid tilting and structural vibration of the top structure during rotation.

In another embodiment, as shown in fig. 1-3, the end of the electric telescopic rod 4 remote from the refractor 5 is hinged inside the L-plate 8.

The flexible certain inclination of articulated refractoscope 5 of being convenient for of electric telescopic handle 4, and then the angle that takes place the refraction light produces the change, and then the phenomenon that multi-angle light shines in the simulation reality has increased the accuracy nature of device.

In another embodiment, as shown in fig. 3 and 4, the output end of the motor 16 passes through the driving gear 17 and is fixed on the top of the bottom plate 1 through a shaft seat, and the top of the motor 16 is fixedly installed on the bottom of the transparent plate 3.

The motor 16 moves the rotating torque through the structure, and enables the motor to rotate more stably, and is engaged with the gear ring 20 more appropriately, so that the inclination and the vibration are avoided, and the structure operates stably.

In another embodiment, as shown in fig. 3, the sliding block 19 is in an inverted T shape, and the sliding rail 11 is provided with an inverted T-shaped sliding slot therein.

The inverted T-shaped sliding block 19 and the sliding rail 11 are installed in a sliding mode, so that the moving track is convenient to limit, the operation is more stable, and the structure is convenient to operate.

In another embodiment, as shown in fig. 1-3, the inner portion of the outer side of the bottom plate 1 is provided with mounting holes 12, and the mounting holes 12 are uniformly distributed in a ring shape in the inner portion of the bottom plate 1.

The mounting hole 12 can mount the bottom plate 1 and the device at a use position, so that the mounting and the use of the 3D scanner are convenient, and the mounting is convenient.

In another embodiment, as shown in fig. 3 and 4, the bottom fill light lamps 13 are uniformly distributed on the top of the bottom plate 1 in a ring shape, and the main scanner 21 is located in the middle of the bottom fill light lamps 13.

The bottom light supplement lamp 13 illuminates the transparent plate 3 and the bottom of the scanned object, so that the bottom scanning of the main scanner 21 is conveniently increased in brightness, the main scanner 21 and the scanning lens 7 distributed on the circumference of the top form a triangular stable scanning area for the scanned object, and the scanning without dead angles is convenient.

The working principle and the using process of the utility model are as follows: during operation, an operator firstly fixes the device at a use position through the mounting hole 12, then connects the main scanner 21 with computer control equipment, then places an object to be subjected to 3D scanning on the transparent plate 3, then controls the main scanner 21 through a computer to start a scanning process, firstly, the side light supplement lamp 14 and the bottom light supplement lamp 13 are respectively started, and are divided into complementary flashing and normal lighting, the brightness is adjusted by a specific program and different brightness settings are simulated, then the scanning lens 7 and the main scanner 21 respectively adopt circumference scanning and bottom scanning, and the expansion of the electric telescopic rod 4 enables the hinged refractor 5 to refract light emitted by the illumination lamp and external light along a specific angle, and various illumination brightness angles are simulated, and the expansion of the electric telescopic column 9 is added, so that different illumination angles and brightness are closer to a real use environment, the main scanner 21 and the scanning lens 7 can scan the transparent plate 3 and the outside of the placed object in a multi-angle and circumferential manner, the using effect is good, the dead angle is avoided, so that various scanning angles can be matched, the precision is increased, when the circumferential angle adjustment is needed, the motor 16 rotates, the motor 16 drives the driving gear 17 to rotate, the driving gear 17 rotates to drive the meshed gear ring 20 to rotate, the gear ring 20 applies the rotating torque to the inner side of the sliding frame 10, the sliding frame 10 is subjected to the torque inclined to the inner side at the moment, and is supported on the outer side of the sliding rail 11 to be stable by the ball wheel 18, the moving track of the sliding frame 10 is further limited by the slide block 19 on the inner side inside the sliding rail 11, further, the electric telescopic column 9 and the structure on the top can move in a circumferential manner, and the scanning angle and the space can be scanned in an omnibearing manner without dead angle due to matching with the scanning, the accuracy and the convenience of use of the device are improved, and the using effect is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic scanning device for 3D scanners, comprising a base plate (1), characterized in that: the top of the bottom plate (1) is fixedly provided with a sliding rail (11), the inside of the sliding rail (11) is movably provided with four sliding blocks (19), the tops of the four sliding blocks (19) are fixedly provided with sliding frames (10), the inner sides of the two ends of each sliding frame (10) are provided with ball wheels (18), the top of each sliding frame (10) is fixedly provided with an electric telescopic column (9), the outer side of each electric telescopic column (9) is movably sleeved with a hoop (2), one side of each hoop (2) is movably provided with a side light supplement lamp (14), the top of each electric telescopic column (9) is fixedly provided with an L plate (8), one side of each L plate (8) is fixedly provided with a hinged plate (15), one side of each hinged plate (15) is hinged with a refractor (5), one side of each refractor (5) is hinged with an electric telescopic rod (4), the bottom of each L plate (8) is provided with a scanning lens (7), the portable scanner comprises a sliding frame (10) and is characterized in that gear rings (20) are fixedly mounted on opposite sides of the sliding frame (10), driving gears (17) are meshed on the inner sides of the gear rings (20), a motor (16) is arranged at the top of each driving gear (17), a plurality of supporting columns (6) are fixedly mounted at the top of a bottom plate (1), transparent plates (3) are fixedly mounted at the tops of the supporting columns (6), bottom light supplement lamps (13) are arranged at the tops of the bottom plates (1), and a main scanner (21) is arranged at the tops of the bottom plates (1).

2. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: one end of the ball wheel (18) far away from the sliding frame (10) is contacted with the outer side of the sliding rail (11).

3. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: one end, far away from the refractor (5), of the electric telescopic rod (4) is hinged to the inner side of the L plate (8).

4. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: the output end of the motor (16) penetrates through the driving gear (17) and is fixed to the top of the bottom plate (1) through a shaft seat, and the top of the motor (16) is fixedly installed at the bottom of the transparent plate (3).

5. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: the sliding block (19) is in an inverted T shape, and an inverted T-shaped sliding groove is formed in the sliding rail (11).

6. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: the mounting hole (12) is formed in the outer side of the bottom plate (1), and the mounting holes (12) are uniformly distributed in the bottom plate (1) in an annular mode.

7. An automatic scanning device for a 3D scanner according to claim 1, characterized in that: the bottom light supplement lamp (13) is uniformly distributed at the top of the bottom plate (1) in an annular mode, and the main scanner (21) is located in the middle of the bottom light supplement lamp (13).