CN210979512U

CN210979512U - Supplementary light source mechanism of 3D scanning device

Info

Publication number: CN210979512U
Application number: CN201922427262.7U
Authority: CN
Inventors: 吕翔亘
Original assignee: Wuhan Qianxiang Technology Co ltd
Current assignee: Wuhan Qianxiang Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-10
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a 3D scanning device's supplementary light source mechanism, including base, galvanometer, light source box, lens and laser illuminant, one side on base top is fixed with the light source box, and one side of light source box inside installs lens to the light source box inside of lens one side is equipped with the point cloud structure, the light source box inside that lens kept away from point cloud structure one side is equipped with laser illuminant, and laser illuminant keeps away from the light source box inside of lens one side and is equipped with the second gear to all articulate on the light source incasement wall at second gear both ends has first gear, first gear and second gear intermeshing, all be fixed with the hob on the outer wall of first gear one side, one side threaded connection on hob surface has the turncap. The utility model discloses not only improved the application scope who supplements the light source mechanism, improved the accurate nature when supplementing the light source mechanism and using, improved the supplementary effect when supplementing the light source mechanism and using moreover.

Description

Supplementary light source mechanism of 3D scanning device

Technical Field

The utility model relates to a 3D scanning device technical field specifically is a 3D scanning device's supplementary light source mechanism.

Background

With the continuous development of society, various industries have been developed vigorously, and 3D imaging technology has been greatly improved, and has been applied in various industries, so that a corresponding 3D scanning device has been derived, and in order to enhance the scanning effect, light source supplement processing needs to be performed on the 3D scanning device, and thus a corresponding light source supplement mechanism needs to be used.

The supplementary light source mechanism on the market at present is various, but the functionality is comparatively single, still has certain problem, can't satisfy people's demand gradually, and concrete problem has following several:

(1) the existing supplement light source mechanism is inconvenient for adjusting the distance between the laser luminous body and the lens, is difficult to adjust the light source intensity according to specific requirements, and has certain limitation;

(2) the conventional light source supplementing mechanism is inconvenient for adjusting the angle of a vibrating mirror, is difficult to accurately scan a scanned object and often troubles people;

(3) the existing light source supplementing mechanism is inconvenient for processing the triangular point cloud of the light source, so that the light source supplementing effect of the light source supplementing mechanism cannot meet the expectation of people in mind, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D scanning device's supplementary light source mechanism to propose among the above-mentioned background art that supplementary light source mechanism is not convenient for adjust the interval between laser illuminant and the lens, is not convenient for adjust the angle of mirror that shakes and is not convenient for carry out the problem that the triangle point cloud was handled to the light source.

In order to achieve the above object, the utility model provides a following technical scheme: a supplementary light source mechanism of a 3D scanning device comprises a base, a galvanometer, a light source box, a lens and a laser luminous body, wherein the light source box is fixed on one side of the top end of the base, the lens is installed on one side inside the light source box, a point cloud structure is arranged inside the light source box on one side of the lens, the laser luminous body is arranged inside the light source box on one side of the lens away from the point cloud structure, a second gear is arranged inside the light source box on one side of the laser luminous body away from the lens, first gears are hinged to the inner walls of the light source boxes at the two ends of the second gear, the first gears are meshed with the second gears, a screw rod is fixed on the outer wall on one side of the first gears, a screw cap is connected to one side of the surface of the screw rod through a support block, a limit frame is fixed on the inner wall of the light source box on one side of the screw rod away, and the inside one side of spacing frame is equipped with the stopper, the one end of stopper extend to the outside of spacing frame and with the outer wall fixed connection of screw cap, install the swing handle on the outer wall of light source box one side, the one end of swing handle extend to the inside of light source box and with the outer wall fixed connection of second gear, and the base top of light source box one side has placed the scanning article to the base top that light source box one side was kept away from to the scanning article is fixed with bears the frame, it has the mirror that shakes to bear the articulated on the outer wall that is close to scanning article one side, and shakes and is equipped with slewing mechanism on the outer wall of bearing of mirror position department, and the scanner is installed at the top of bearing the.

Preferably, slewing mechanism's inside is equipped with a location section of thick bamboo, push rod, pivot, motor, piston rod, piston piece and reset spring in proper order, shake and install the motor on the outer wall of bearing of mirror top, and the output of motor installs the pivot through the shaft coupling to the bottom mounting of pivot has the push rod, and the one end of push rod touches mutually with the outer wall of the mirror that shakes to promote repeatedly at the top of the mirror that shakes.

Preferably, a positioning cylinder is fixed on the outer wall of the bearing frame below the motor, and a piston sheet is arranged on one side inside the positioning cylinder so as to position the piston rod.

Preferably, be equipped with reset spring on the outer wall of piston piece one side, reset spring keeps away from the one end of piston piece and the inner wall fixed connection of a location section of thick bamboo, and is equipped with the piston rod on the outer wall of reset spring one side is kept away from to the piston piece, and the one end that the piston piece was kept away from to the piston rod extends to the outside of a location section of thick bamboo and articulates with the outer wall of mirror that shakes mutually to the bottom of mirror that shakes resets.

Preferably, the inside of point cloud structure is equipped with grid, catching groove, backup pad, knot post and carriage in proper order, all be fixed with the backup pad on the two inside walls of light source box that laser illuminant one side was kept away from to lens, and the backup pad keeps away from light source box internally mounted of lens one side and has the carriage to the grid is installed to the inboard of carriage, so that carry out triangle point cloud and handle.

Preferably, the outer wall of the support plate, which is close to one side of the bearing frame, is provided with a buckling groove, a buckling column is arranged inside the buckling groove, and one end of the buckling column extends to the outside of the buckling groove and is fixedly connected with the outer wall of the bearing frame, so that the bearing frame is positioned and arranged on the outer wall of the support plate.

Compared with the prior art, the beneficial effects of the utility model are that: the light source supplementing mechanism of the 3D scanning device not only improves the application range of the light source supplementing mechanism, improves the accuracy of the light source supplementing mechanism in use, but also improves the supplementing effect of the light source supplementing mechanism in use;

(1) the screw rod, the limiting block, the limiting frame, the first gear, the rotating handle, the second gear and the screw cap are arranged, the second gear is driven to rotate by rotating the rotating handle, the second gear drives the first gear to rotate inside the light source box due to the fact that the second gear is meshed with the first gear, the first gear drives the screw rod to synchronously rotate, the limiting block can horizontally move left and right inside the limiting frame at the moment, the screw cap can horizontally move on the surface of the screw rod synchronously, the laser luminous body is driven to move left and right, the distance between the laser luminous body and the lens can be adjusted according to specific requirements, the intensity of a light source is adjusted, and therefore the application range of the light source supplementing mechanism is widened;

(2) the positioning cylinder, the push rod, the rotating shaft, the motor, the piston rod, the piston sheet and the return spring are arranged, the motor is controlled by operating the external switch, the rotating shaft drives the push rod to rotate, the top of the vibrating mirror is continuously pushed by the push rod, meanwhile, due to the elastic action of the return spring, the piston sheet moves to the right in the positioning cylinder and is reset at the bottom of the vibrating mirror through the piston rod, the angle of the vibrating mirror is continuously adjusted, so that a light source refracted by the vibrating mirror is uniformly projected to each point of a scanned object, and the accuracy of the light source supplementing mechanism in use is improved;

(3) through being provided with grid, catching groove, backup pad, knot post and carriage, carry out the lock to detaining the post through the catching groove for the carriage closely laminates in the outer wall of backup pad, makes the grid location install in the inside of light source box, and throws in the scanning article through the galvanometer after with the light source subfield by the grid, makes the light source be equidistant light and throws in the scanning article, carries out triangle point cloud processing after cutting apart the scanning article fast, thereby has improved the replenishment effect when supplementing light source mechanism and using.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional enlarged structure of the rotating mechanism of the present invention;

fig. 4 is the schematic view of the point cloud structure of the present invention.

In the figure: 1. a base; 2. a rotating mechanism; 201. a positioning cylinder; 202. a push rod; 203. a rotating shaft; 204. a motor; 205. a piston rod; 206. a piston plate; 207. a return spring; 3. a galvanometer; 4. a carrier; 5. a scanner; 6. a light source box; 7. a lens; 8. a point cloud structure; 801. a grid; 802. buckling grooves; 803. a support plate; 804. buckling a column; 805. a bearing frame; 9. scanning an object; 10. a screw rod; 11. a limiting block; 12. a limiting frame; 13. a first gear; 14. turning a handle; 15. a second gear; 16. a laser light emitting body; 17. a screw cap.

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 obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a supplementary light source mechanism of a 3D scanning device comprises a base 1, a galvanometer 3, a light source box 6, a lens 7 and a laser illuminant 16, wherein the light source box 6 is fixed at one side of the top end of the base 1, the lens 7 is arranged at one side of the inner part of the light source box 6, a point cloud structure 8 is arranged inside the light source box 6 on one side of the lens 7, a grating 801, a buckle slot 802, a support plate 803, a buckle column 804 and a bearing frame 805 are sequentially arranged inside the point cloud structure 8, the support plates 803 are fixed on two inner side walls of the light source box 6 on one side of the lens 7 far away from the laser luminous body 16, and a bearing frame 805 is arranged inside the light source box 6 on the side of the support plate 803 away from the lens 7, and the inner side of the bearing frame 805 is provided with a grating 801, the outer wall of the supporting plate 803 close to the bearing frame 805 is provided with a catching groove 802, a buckling column 804 is arranged inside the buckling groove 802, and one end of the buckling column 804 extends to the outside of the buckling groove 802 and is fixedly connected with the outer wall of the bearing frame 805;

buckling the buckling columns 804 through the buckling grooves 802, enabling the bearing frame 805 to be tightly attached to the outer wall of the supporting plate 803, enabling the grating 801 to be positioned and installed inside the light source box 6, enabling the grating 801 to divide the light source into columns and then projecting the light source onto the scanning object 9 through the galvanometer 3, enabling the light source to be projected onto the scanning object 9 in the form of equidistant light, rapidly dividing the scanning object 9 and then conducting triangular point cloud processing, and improving the supplementing effect when the light source supplementing mechanism is used;

a laser luminous body 16 is arranged inside the light source box 6 on one side of the lens 7 far away from the point cloud structure 8, a second gear 15 is arranged inside the light source box 6 on one side of the laser luminous body 16 far away from the lens 7, first gears 13 are hinged on the inner walls of the light source boxes 6 at two ends of the second gear 15, the first gears 13 are meshed with the second gears 15, spiral rods 10 are fixed on the outer walls of one sides of the first gears 13, a spiral cap 17 is connected with one side of the surface of each spiral rod 10 in a threaded manner, the outer wall of one side of the spiral cap 17 is fixedly connected with one end of the laser luminous body 16 through a support block, a limit frame 12 is fixed on the inner wall of the light source box 6 on one side of the spiral rods 10 far away from the laser luminous body 16, a limit block 11 is arranged on one side inside the limit frame 12, one end of the limit block 11 extends to the outside of the limit frame 12 and is fixedly connected, one end of the rotary handle 14 extends to the inside of the light source box 6 and is fixedly connected with the outer wall of the second gear 15, the top end of the base 1 at one side of the light source box 6 is provided with a scanning object 9, the top end of the base 1 at one side of the scanning object 9, which is far away from the light source box 6, is fixed with a bearing frame 4, the outer wall of the bearing frame 4, which is close to one side of the scanning object 9, is hinged with a galvanometer 3, the outer wall of the bearing frame 4 at the position of the galvanometer 3 is provided with a rotating mechanism 2, the inside of the rotating mechanism 2 is sequentially provided with a positioning cylinder 201, a push rod 202, a rotating shaft 203, a motor 204, a piston rod 205, a piston sheet 206 and a return spring 207, the outer wall of the bearing frame 4 above the galvanometer 3 is provided with a motor 204, the model of the motor 204 can be Y112M-2, the output end of the, a positioning cylinder 201 is fixed on the outer wall of the bearing frame 4 below the motor 204, a piston sheet 206 is arranged on one side inside the positioning cylinder 201, a return spring 207 is arranged on the outer wall of one side of the piston sheet 206, one end, far away from the piston sheet 206, of the return spring 207 is fixedly connected with the inner wall of the positioning cylinder 201, a piston rod 205 is arranged on the outer wall, far away from the return spring 207, of the piston sheet 206, and one end, far away from the piston sheet 206, of the piston rod 205 extends to the outside of the positioning cylinder 201 and is hinged with the outer wall of the galvanometer;

the motor 204 is controlled by operating an external switch, so that the rotating shaft 203 drives the push rod 202 to rotate, the push rod 202 continuously pushes the top of the galvanometer 3, and simultaneously, due to the elastic action of the return spring 207, the piston sheet 206 moves to the right in the positioning cylinder 201 and returns to the bottom of the galvanometer 3 through the piston rod 205, so that the angle of the galvanometer 3 is continuously adjusted, a light source refracted by the galvanometer 3 is uniformly projected to each point of a scanned object 9, and the use accuracy of the light source supplementing mechanism is improved; and a scanner 5 is mounted on top of the carriage 4 above the scanning object 9, the scanner 5 being model SR-2000.

The working principle is as follows: when the light source supplementing mechanism is used, firstly, the second gear 15 is driven to rotate by rotating the rotary handle 14, because the second gear 15 is meshed with the first gear 13, the second gear 15 drives the first gear 13 to rotate in the light source box 6, the first gear 13 drives the screw rod 10 to synchronously rotate, at the moment, the limiting block 11 can horizontally move in the limiting frame 12 from side to side, the screw cap 17 synchronously moves horizontally on the surface of the screw rod 10 and drives the laser luminous body 16 to move left and right, so that the distance between the laser luminous body 16 and the lens 7 is adjusted according to specific requirements, the adjustment of the light source intensity is completed, the application range of the light source supplementing mechanism is improved, then the laser light source is emitted by the laser luminous body 16, is projected to the vibrating mirror 3 after being preliminarily estimated by the lens 7 and refracted to the scanning object 9 by the vibrating mirror 3 so as to perform light source supplementing treatment, and then the external switch control motor 204 is operated, the rotating shaft 203 drives the push rod 202 to rotate, the push rod 202 continuously pushes the top of the galvanometer 3, the piston plate 206 moves to the right in the positioning cylinder 201 due to the elastic action of the return spring 207, the piston rod 205 resets the bottom of the galvanometer 3, the angle of the galvanometer 3 is continuously adjusted, so that the light source refracted by the galvanometer 3 is uniformly projected to each point of the scanning object 9, the accuracy of the light source supplementing mechanism in use is improved, finally the buckling columns 804 are buckled through the buckling grooves 802, the bearing frame 805 is tightly attached to the outer wall of the supporting plate 803, the grating 801 is positioned and installed in the light source box 6, the grating 801 divides the light source into columns and projects the light source to the scanning object 9 through the galvanometer 3, the light source projects light rays to the scanning object 9 at equal intervals, and triangular point cloud processing is performed after the scanning object 9 is quickly divided, the supplement effect of the supplement light source mechanism is improved when the supplement light source mechanism is used, and the scanner 5 is controlled by operating the external switch, so that the scan object 9 can be scanned, a 3D model can be built conveniently, and the supplement light source mechanism can be used.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a 3D scanning device's supplementary light source mechanism, includes base (1), galvanometer (3), light source box (6), lens (7) and laser illuminator (16), its characterized in that: a light source box (6) is fixed on one side of the top end of the base (1), a lens (7) is installed on one side inside the light source box (6), a point cloud structure (8) is arranged inside the light source box (6) on one side of the lens (7), a laser luminous body (16) is arranged inside the light source box (6) on one side, away from the point cloud structure (8), of the lens (7), a second gear (15) is arranged inside the light source box (6) on one side, away from the lens (7), of the laser luminous body (16), first gears (13) are hinged to the inner walls of the light source boxes (6) at the two ends of the second gear (15), the first gears (13) are meshed with the second gears (15), spiral rods (10) are fixed to the outer wall on one side of the first gears (13), spiral caps (17) are in threaded connection with one side of the spiral rods (10), and the outer wall on one side of the spiral caps (17) is fixedly connected with one end of the laser luminous body, a limiting frame (12) is fixed on the inner wall of a light source box (6) on one side of the spiral rod (10) far away from the laser luminous body (16), a limiting block (11) is arranged on one side of the inner portion of the limiting frame (12), one end of the limiting block (11) extends to the outer portion of the limiting frame (12) and is fixedly connected with the outer wall of a spiral cap (17), a rotary handle (14) is installed on the outer wall on one side of the light source box (6), one end of the rotary handle (14) extends to the inner portion of the light source box (6) and is fixedly connected with the outer wall of a second gear (15), a scanning object (9) is placed at the top end of a base (1) on one side of the light source box (6), a bearing frame (4) is fixed at the top end of the base (1) on one side of the scanning object (9), a vibrating mirror (3) is hinged on the outer wall of the bearing frame (4) close to one side of the scanning object (9), and a rotating mechanism (, and the top of the bearing frame (4) above the scanning object (9) is provided with a scanner (5).

2. A supplementary light source mechanism for a 3D scanning device according to claim 1, wherein: the inside of slewing mechanism (2) is equipped with a location section of thick bamboo (201), push rod (202), pivot (203), motor (204), piston rod (205), piston piece (206) and reset spring (207) in proper order, shake and install motor (204) on bearing frame (4) outer wall of mirror (3) top, and the output of motor (204) installs pivot (203) through the shaft coupling to the bottom mounting of pivot (203) has push rod (202), and the one end of push rod (202) touches mutually with the outer wall of mirror (3) that shakes.

3. A supplementary light source mechanism for a 3D scanning device according to claim 2, wherein: a positioning cylinder (201) is fixed on the outer wall of the bearing frame (4) below the motor (204), and a piston sheet (206) is arranged on one side inside the positioning cylinder (201).

4. A supplementary light source mechanism for a 3D scanning device according to claim 3, wherein: be equipped with reset spring (207) on the outer wall of piston piece (206) one side, reset spring (207) keep away from the one end of piston piece (206) and the inner wall fixed connection of a location section of thick bamboo (201), and piston piece (206) keep away from and be equipped with piston rod (205) on the outer wall of reset spring (207) one side, piston rod (205) keep away from the one end of piston piece (206) and extend to the outside of a location section of thick bamboo (201) and articulate mutually with the outer wall of mirror that shakes (3).

5. A supplementary light source mechanism for a 3D scanning device according to claim 1, wherein: the inside of point cloud structure (8) is equipped with grid (801), catching groove (802), backup pad (803), detain post (804) and carriage (805) in proper order, all be fixed with backup pad (803) on lens (7) keep away from the two inside walls of light source box (6) of laser illuminator (16) one side, and backup pad (803) keep away from light source box (6) internally mounted of lens (7) one side and have carriage (805) to grid (801) are installed to the inboard of carriage (805).

6. The supplemental light source mechanism of a 3D scanning device according to claim 5, wherein: the outer wall of the supporting plate (803) close to one side of the bearing frame (805) is provided with a buckling groove (802), a buckling column (804) is arranged inside the buckling groove (802), and one end of the buckling column (804) extends to the outside of the buckling groove (802) and is fixedly connected with the outer wall of the bearing frame (805).