Three-dimensional modeling auxiliary equipment

Abstract

The utility model relates to three-dimensional modeling auxiliary equipment. Comprising a cabinet body with a window in the top, side supports are arranged on the two sides of the cabinet body, an arc-shaped rail is installed between the two side supports, a movable base is installed on the arc-shaped rail, a scanner is installed at the bottom of the movable base, a frame base is installed in the cabinet body, and an annular frame is installed at the top of the frame base. A lifting objective table and a rotation driving device for driving the lifting objective table to rotate are mounted on the annular frame; the rotary driving device is used for driving the frame base to rotate in a rotary manner; and the swing driving device is used for driving the annular frame to swing. The three-dimensional modeling auxiliary equipment provided by the utility model has the advantages that the operation efficiency of three-dimensional scanning is improved, and the scanning effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of three-dimensional scanning modeling equipment, and in particular relates to a three-dimensional modeling auxiliary equipment. Background Art

[0002] With the development of technology, traditional exhibitions are gradually moving towards informatization, virtualization, and intelligence. By scanning the exhibits and generating three-dimensional models, they can be placed in a virtual exhibition display system for exhibitors to roam virtually. Therefore, it is usually necessary to perform three-dimensional scanning and modeling on a large number of exhibits. In the existing operating methods, a small scanner is usually used in conjunction with a scanning platform / base to scan the aforementioned exhibits. This operating method is time-consuming and labor-intensive, and has low efficiency. It is difficult to complete a large amount of three-dimensional scanning work in a short period of time. In addition, the aforementioned three-dimensional scanning operating method is difficult to grasp the appropriate scanning distance and scanning angle between the scanner and the scanned object, resulting in deviations in the acquired scanning data or even unusable, which results in the inability to generate a good three-dimensional model due to the inability to stably and effectively obtain the scanning data.

[0003] In summary, it is necessary to develop and design a new type of 3D modeling auxiliary equipment to improve the operational efficiency of 3D scanning and improve the scanning effect. Utility Model Content

[0004] The purpose of the utility model is to provide a three-dimensional modeling auxiliary device to improve the operating efficiency of three-dimensional scanning and improve the scanning effect.

[0005] The technical solution adopted by the utility model is: a three-dimensional modeling auxiliary equipment, including a cabinet with a window on the top, side brackets are arranged on both sides of the cabinet, an arc track is installed between the two side brackets, a movable mobile base is installed on the arc track, a scanner is installed on the bottom of the mobile base, a frame base is installed inside the cabinet, an annular frame is installed on the top of the frame base, a lifting platform and a rotating drive device for driving the lifting platform to rotate are installed on the annular frame, and also includes a rotating drive device for driving the frame base to rotate and a swinging drive device for driving the annular frame to swing.

[0006] Preferably, the arc track includes two arc-shaped racks with teeth on the inner edges at the front and rear, arc-shaped limit strips are installed on the inner sides of the two arc-shaped racks, multiple support plates are installed between the two arc-shaped limit strips, and a mounting plate is installed between the two ends of the two arc-shaped racks, and the mounting plate is fixedly connected to the side bracket.

[0007] Preferably, the mobile base includes a first frame and a second frame that are arranged opposite to each other, and the tops and bottoms of the two frames are fixedly connected as a whole by connecting plates respectively. Two front and rear guide wheels with wheel grooves are respectively installed on the upper parts of the first frame and the second frame, and the outer edges of the arc-shaped racks are located in the wheel grooves of the corresponding guide wheels. A driving wheel and a driving assembly are installed at the lower part of the first frame or the second frame.

[0008] Preferably, the driving wheel includes a shift gear that meshes with the inner tooth portion of the arc-shaped rack for transmission, the driving assembly includes two front and rear axle seats installed on the first frame or the second frame and a driving shaft installed between the axle seats, the shift gear is installed on the driving shaft, and a driven gear is also installed in the middle of the driving shaft. The driving assembly also includes a shift driving motor, a driving gear is installed on its output shaft, and the driving gear meshes with the driven gear for transmission.

[0009] Preferably, the frame base includes a bottom cross beam with end longitudinal beams at both ends thereof, the bottom cross beam and the end longitudinal beams are connected by corner pieces, a rotating shaft is installed on the top of the two end longitudinal beams, and the annular frame is installed between the inner ends of the two rotating shafts.

[0010] Preferably, an axis assembly is installed in the middle of the bottom wall of the cabinet and the middle of the bottom beam of the frame base is connected to the axis assembly. The rotary drive device includes a rotary driven pulley installed on the axis assembly and a rotary drive motor installed on the bottom beam. The driving pulley installed on the output shaft of the rotary drive motor is connected to the rotary driven pulley by a rotary transmission belt.

[0011] Preferably, the swing drive device includes a swing driven pulley installed at the outer end of one of the rotating shafts and a swing drive motor installed on the bottom crossbeam, and the driving pulley installed on the output shaft of the swing drive motor is connected to the swing driven pulley by a swing transmission belt.

[0012] Preferably, the annular frame includes two upper and lower annular frames connected by multiple connecting columns, shaft sleeves are installed on both sides of the two annular frames, two rotating shafts are respectively located in the two shaft sleeves and fixedly connected, a rotating inner ring is provided on the inner side of the annular frame and the lifting platform is installed on the rotating inner ring.

[0013] Preferably, the lifting platform includes a loading plate supported by multiple legs, each leg is provided with a vertical strip hole, and a connecting seat with a protrusion is provided at a corresponding position on the rotating inner ring. The protrusion of the connecting seat is located in the strip hole of the leg and is fastened with a fixing screw.

[0014] Preferably, the rotary drive device includes a support frame installed on the outside of the annular frame, a rotary drive motor is installed on the support frame, a driven belt ring with a toothed portion on the outside is installed at the bottom of the rotating inner ring, a driving pulley is provided on the output shaft of the rotary drive motor, and the driving pulley and the driven belt ring are connected by belt drive.

[0015] The advantages and positive effects of the utility model are:

[0016] The utility model provides a three-dimensional modeling auxiliary device with a reasonable structural design. By installing a frame base in a cabinet, installing a ring base on the top of the frame base, and installing a lifting platform in the ring base, a rotatable stable platform is provided for the scanning object. The scanning object placed on the platform can be rotated and swung as needed. In addition, the height of the lifting platform can be adjusted to a certain extent according to the scanning needs. The above-mentioned types of adjustments can make the scanning object have a more suitable scanning posture and improve the scanning effect. By installing an arc track above the cabinet, installing a mobile base on the arc track, and installing the scanner at the bottom of the mobile base, the scanner can be moved to adjust the position, and the adjustment setting of the scanning angle between the scanner and the scanning object can be realized, and the scanning effect can be improved by finding the appropriate scanning angle.

[0017] The auxiliary equipment of the utility model can start the scanning process after loading the scanning object onto the lifting stage and making some settings. During the scanning process, the scanner points to the scanning object at a set appropriate angle, and the scanning object slowly rotates. The scanning operation can be completed after one rotation. The entire scanning process is stable and reliable, and effective scanning data information is continuously obtained. Compared with the existing auxiliary scanning facilities and scanning operation methods, the utility model can significantly improve the efficiency and effect of scanning and ensure the smooth progress of three-dimensional modeling work. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the main perspective structure of the utility model;

[0019] Figure 2 yes Figure 1 Schematic diagram of the structure of the middle arc track and the mobile base;

[0020] Figure 3 yes Figure 1 A schematic diagram of the structure of the middle frame base, the rotary drive assembly and the swing drive assembly;

[0021] Figure 4 yes Figure 1 Schematic diagram of the structure of the middle lifting stage, the rotating drive assembly and the ring frame, from the upper perspective;

[0022] Figure 5 yes Figure 4 Schematic diagram of the structure of the rotating drive assembly and the annular frame, bottom view.

[0023] In the figure:

[0024] 1. Mobile base; 1-1. First frame; 1-2. Guide wheel; 1-3. Connecting plate; 1-4. Second frame; 1-5. Driving wheel; 1-6. Driving assembly; 2. Scanner; 3. Curved track; 3-1. Mounting plate; 3-2. Curved rack; 3-3. Curved limit strip; 3-4. Support plate; 4. Window; 5. Lifting platform; 5-1. Loading tray; 5-2. Leg; 5-3. Fixing screw; 6. Rotating drive device; 6-1. Support frame; 6-2. Rotating drive motor; 6-3. Driven belt ring; 7. Ring frame; 7 -1, annular frame; 7-2, connecting column; 7-3, bushing; 7-4, rotating inner ring; 7-5, connecting seat; 8, frame base; 8-1, bottom crossbeam; 8-2, end longitudinal beam; 8-3, corner piece; 8-4, rotating shaft; 9, rotary drive assembly; 9-1, rotary driven pulley; 9-2, rotary transmission belt; 9-3, rotary drive motor; 10, shaft assembly; 11, swing drive assembly; 11-1, swing driven pulley; 11-2, swing transmission belt; 11-3, swing drive motor; 12, cabinet; 13, side bracket. DETAILED DESCRIPTION

[0025] In order to further understand the content, features and effects of the present invention, the following embodiments are given to explain in detail.

[0026] See also Figure 1 The three-dimensional modeling auxiliary device of the utility model comprises a cabinet 12 with a window 4 on the top, side brackets 13 are arranged on both sides of the cabinet 12, an arc track 3 is installed between the two side brackets 13, a movable mobile base 1 is installed on the arc track 3, and a scanner 2 is installed at the bottom of the mobile base 1. A frame base 8 is installed inside the cabinet 12, a ring frame 7 is installed on the top of the frame base 8, a lifting platform 5 and a rotating driving device 6 for driving the lifting platform 5 to rotate are installed on the ring frame 7, and also includes a rotating driving device 9 for driving the frame base 8 to rotate and a swing driving device 11 for driving the ring frame 7 to swing.

[0027] The cabinet 12 provides installation and support functions for the main components of the three-dimensional modeling auxiliary equipment. The lifting platform 5 is used to load the scanning object, and the lifting platform 5 is exposed from the window on the top of the cabinet 12. The lifting platform 5 has multiple dimensions of movement: first, the lifting platform 5 can be lifted and displaced based on the annular frame 7; second, under the driving action of the rotating drive device 6, the lifting platform 5 rotates based on the annular frame 7; further, when the rotary drive device 9 drives the frame base 8 to rotate at a certain angle, the lifting platform 5 also rotates synchronously to achieve angle adjustment; further, when the swing drive device 11 drives the annular frame 7 to swing at a certain angle, the lifting platform 5 also swings synchronously.

[0028] Since the mobile base 1 can carry the scanner 2 and move along the curved track 3, the scanning angle between the scanner 2 and the scanning object on the lifting platform 5 can be adjusted and set, and when the mobile base 1 moves to any position on the curved track 3, the scanner 2 points to the center position along the radial direction. The scanner 2 is an existing component obtained through purchase, and its structure and function are not described in detail.

[0029] See also Figure 2 , we can see that:

[0030] The arc track 3 includes two arc racks 3-2 with teeth on the inner edges at the front and rear, arc limit bars 3-3 are installed on the inner sides of the two arc racks 3-2, a plurality of support plates 3-4 are installed between the two arc limit bars 3-3, a mounting plate 3-1 is installed between the two ends of the two arc racks 3-2, and the mounting plate 3-1 is fixedly connected to the side bracket 13.

[0031] A plurality of support plates 3-4 combine the front and rear groups of arc-shaped racks 3-2 and the arc-shaped limit strip 3-3 into one. As shown in the figure, the mounting plate 3-1 is installed and fixed between the ends of the two arc-shaped racks 3-2. A groove for accommodating the exposed portion of the mounting plate 3-1 is provided on the side bracket 13. The mounting plate 3-1 is inserted into the groove on the side bracket 13 and fixedly connected with bolts.

[0032] The mobile base 1 includes a first frame 1-1 and a second frame 1-4 which are arranged opposite to each other. The first frame 1-1 and the second frame 1-4 are both C-shaped and open upward. The top and bottom of the first frame 1-1 and the second frame 1-4 are fixedly connected as a whole by a connecting plate 1-3. Two front and rear guide wheels 1-2 with wheel grooves are respectively installed on the upper parts of the first frame 1-1 and the second frame 1-3, and the outer edges of the arc-shaped rack 3-2 of the arc track 3 are located in the wheel grooves of the corresponding guide wheels 1-2, and the wheel rims of the guide wheels 1-2 are in contact with the outer edges of the arc-shaped limit strips 3-3. In the process of the mobile base 1 shifting along the arc track 3, the stability of the movement is improved by the cooperation between the guide wheels 1-2 and the outer edges of the arc-shaped rack 3-2.

[0033] A driving wheel 1-5 and a driving assembly 1-6 are installed at the lower part of the first frame 1-1 or the second frame 1-4. The driving assembly 1-6 drives the driving wheel 1-5 to rotate forward or reverse to achieve leftward or rightward displacement.

[0034] In this embodiment, the driving wheel 1-5 includes a shift gear meshing with the inner teeth of the arc-shaped rack 3-2, the driving assembly 1-6 includes two front and rear shaft seats installed on the first frame 1-1 or the second frame 1-4 and a driving shaft installed between the shaft seats, the shift gear is installed on the driving shaft, and a driven gear is also installed in the middle of the driving shaft. The driving assembly 1-6 also includes a shift driving motor, and a driving gear is installed on its output shaft, and the driving gear is meshing with the driven gear. In this way, the shift driving motor drives the shift gear to rotate through the driving shaft to achieve the drive displacement of the mobile base 1.

[0035] See also Figure 3 , we can see that:

[0036] The frame base 8 includes a bottom cross beam 8-1, with end longitudinal beams 8-2 at both ends thereof. The bottom cross beam 8-1 and the end longitudinal beams 8-2 are connected by an angle assembly 8-3. A rotating shaft 8-4 is installed on the top of the two end longitudinal beams 8-2, and the annular frame 7 is installed between the inner ends of the two rotating shafts 8-4.

[0037] In this embodiment, an axis assembly 10 is installed in the middle of the bottom wall of the cabinet 12 and the middle of the bottom beam 8-1 of the frame base 8 is connected to the axis assembly 10. The rotary drive device 9 includes a rotary driven pulley 9-1 installed on the axis assembly 10 and a rotary drive motor 9-3 installed on the bottom beam 8-1. The driving pulley installed on the output shaft of the rotary drive motor 9-3 is connected to the rotary driven pulley 9-1 by a rotary transmission belt 9-2.

[0038] Specifically, the shaft assembly 10 includes a slewing support shaft and a slewing shaft seat installed at the upper end of the slewing support shaft, the slewing shaft seat is fixedly installed at the middle of the bottom cross beam 8-1, the lower end of the slewing support shaft is fixedly connected to the bottom wall of the cabinet 12 by bolts, and the slewing driven pulley 9-1 is fixedly installed at the middle of the slewing support shaft. When the slewing drive motor 9-3 is in motion, under the drive of the slewing drive belt 9-2, the slewing driven pulley 9-1 does not rotate, so the frame base 8 rotates at a certain angle.

[0039] The swing drive device 11 comprises a swing driven pulley 11-1 installed at the outer end of one of the rotating shafts 8-4 and a swing drive motor 11-3 installed on the bottom crossbeam 8-1. The driving pulley installed on the output shaft of the swing drive motor 11-3 is connected to the swing driven pulley 11-1 by a swing drive belt 11-2. When the swing drive motor 11-3 is in motion, the annular frame 7 installed between the two rotating shafts 8-4 swings at a certain angle.

[0040] See also Figure 4 and Figure 5 , we can see that:

[0041] The annular frame 7 includes two annular frames 7-1 connected by multiple connecting columns 7-2, forming a rigid outer ring. Bushings 7-3 are installed on both sides of the two annular frames 7-1, that is, on both sides of the rigid outer ring. Two rotating shafts 8-4 are respectively located in the two bushings 7-3 and fixedly connected. A rotating inner ring 7-4 is provided on the inner side of the annular frame 7-1, that is, on the inner side of the rigid outer ring, and the lifting platform 5 is installed on the rotating inner ring 7-4. The rotating drive device 6 drives the lifting platform 5 to rotate by driving the rotating inner ring 7-4 to rotate.

[0042] like Figure 4 As shown in , the lifting platform 5 includes a loading plate 5-1 supported by a plurality of legs 5-2, each of which is provided with a vertical strip hole, and a connecting seat 7-5 with a protrusion is provided at a corresponding position on the rotating inner ring 7-4, and the protrusion of the connecting seat 7-5 is located in the strip hole of the leg 5-2 and is fastened with a fixing screw 5-3. When the height of the lifting platform 5 needs to be raised or lowered, each fixing screw 5-3 needs to be loosened, and each fixing screw 5-3 needs to be tightened again when the loading plate 5-1 of the lifting platform 5 is moved to a suitable height.

[0043] A threaded hole may be provided in the middle of the loading tray 5-1 for loading and fixing the scanning object. Of course, it is conceivable that the scanning object may also be loaded into the middle of the loading tray 5-1 by adhesive fixation, magnetic fixation, etc.

[0044] like Figure 4 and Figure 5 As shown in

[0045] The rotary drive device 6 includes a support frame 6-1 installed outside the annular frame 7-1, a rotary drive motor 6-2 is installed on the support frame 6-1, a driven belt ring 6-3 with external teeth is installed at the bottom of the rotating inner ring 7-4 (annular shape, fixedly connected to the rotating inner ring 7-4 by screws, and teeth are provided on the outer edge of the driven belt ring 6-3), and a driving pulley is provided on the output shaft of the rotary drive motor 6-2, and the driving pulley and the driven belt ring 6-3 are connected by belt drive. Figure 5 As shown in FIG. 6 , two tensioning wheels are installed at the bottom of the support frame 6 - 1 , and the belt between the driving pulley and the driven belt ring 6 - 3 is tensioned by the two tensioning wheels.

[0046] How to run:

[0047] According to the size characteristics of the scanned object, the lifting platform 5 is adjusted to make the height of the loading plate 5-1 appropriate; then the scanned object is loaded and fixed to the middle of the loading plate 5-1, and according to the scanning conditions on site (such as lighting conditions, etc.), the movable base 1 is moved to a suitable position on the arc track 3 so that there is a relatively suitable scanning angle between the scanner 2 and the scanned object; the lifting platform 5 and the scanned object are controlled to change their postures through the rotary drive device 9 and the swing drive device 11. After the above adjustment operation is completed, the scanned object is located at the initial scanning position;

[0048] Start the scanning operation, the rotary drive device 6 drives the lifting platform 5 and the scanning object to rotate slowly by driving the rotating inner ring 7-4 of the annular frame 7, the scanner 2 scans the scanning object, and the generated data information is sent to the computer through a cable for use in three-dimensional modeling.

Claims

1. A three-dimensional modeling auxiliary device, characterized by: The invention comprises a cabinet (12) with a window (4) on the top, side brackets (13) are arranged on both sides of the cabinet (12), an arc track (3) is installed between the two side brackets (13), a movable mobile base (1) is installed on the arc track (3), a scanner (2) is installed at the bottom of the mobile base (1), a frame base (8) is installed inside the cabinet (12), an annular frame (7) is installed on the top of the frame base (8), a lifting platform (5) and a rotary drive device (6) for driving the lifting platform (5) to rotate are installed on the annular frame (7), and the invention also comprises a rotary drive device (9) for driving the frame base (8) to rotate and a swing drive device (11) for driving the annular frame (7) to swing.

2. The three-dimensional modeling auxiliary device according to claim 1, characterized in that: The arc track (3) comprises two front and rear arc racks (3-2) with teeth on their inner edges, arc limit bars (3-3) are installed on the inner sides of the two arc racks (3-2), a plurality of support plates (3-4) are installed between the two arc limit bars (3-3), a mounting plate (3-1) is installed between the two ends of the two arc racks (3-2), and the mounting plate (3-1) is fixedly connected to the side bracket (13).

3. The three-dimensional modeling auxiliary device according to claim 2, characterized in that: The mobile base (1) comprises a first frame (1-1) and a second frame (1-4) which are arranged opposite to each other, and the top and bottom of the two frames are fixedly connected as a whole by using a connecting plate (1-3). Two front and rear guide wheels (1-2) with wheel grooves are respectively installed on the upper part of the first frame (1-1) and the second frame (1-4), and the outer edges of the arc-shaped racks (3-2) are located in the wheel grooves of the corresponding guide wheels (1-2). A driving wheel (1-5) and a driving assembly (1-6) are installed on the lower part of the first frame (1-1) or the second frame (1-4).

4. The three-dimensional modeling auxiliary device according to claim 3, characterized in that: Drive wheel( 1-5) includes a shift gear meshing with the inner tooth portion of the arc-shaped rack (3-2) for transmission, the driving assembly (1-6) includes two front and rear shaft seats mounted on the first frame (1-1) or the second frame (1-4) and a driving shaft mounted between the shaft seats, the shift gear is mounted on the driving shaft, and a driven gear is also mounted in the middle of the driving shaft. The driving assembly (1-6) also includes a shift drive motor, a driving gear is mounted on the output shaft of the motor, and the driving gear meshes with the driven gear for transmission.

5. The three-dimensional modeling auxiliary device according to claim 4, characterized in that: The frame base (8) comprises a bottom cross beam (8-1), end longitudinal beams (8-2) are arranged at both ends of the bottom cross beam (8-1), the bottom cross beam (8-1) and the end longitudinal beams (8-2) are connected by an angle assembly (8-3), a rotating shaft (8-4) is installed on the top of the two end longitudinal beams (8-2), and the annular frame (7) is installed between the inner ends of the two rotating shafts (8-4).

6. The three-dimensional modeling auxiliary device as claimed in claim 5, characterized in that: A shaft assembly (10) is installed in the middle of the bottom wall of the cabinet (12), and the middle of the bottom cross beam (8-1) of the frame base (8) is connected to the shaft assembly (10). The rotary drive device (9) comprises a rotary driven pulley (9-1) installed on the shaft assembly (10) and a rotary drive motor (9-3) installed on the bottom cross beam (8-1). The driving pulley installed on the output shaft of the rotary drive motor (9-3) and the rotary driven pulley (9-1) are connected by a rotary drive belt (9-2).

7. The three-dimensional modeling auxiliary device according to claim 6, characterized in that: The swing drive device (11) comprises a swing driven pulley (11-1) mounted on the outer end of one of the rotating shafts (8-4) and a swing drive motor (11-3) mounted on the bottom crossbeam (8-1); a driving pulley mounted on the output shaft of the swing drive motor (11-3) and the swing driven pulley (11-1) are connected to each other by a swing drive belt (11-2).

8. The three-dimensional modeling auxiliary device according to claim 7, characterized in that: The annular frame (7) comprises two upper and lower annular frames (7-1) connected by a plurality of connecting columns (7-2); shaft sleeves (7-3) are installed on both sides of the two annular frames (7-1); two rotating shafts (8-4) are respectively located in the two shaft sleeves (7-3) and are fixedly connected; a rotating inner ring (7-4) is provided on the inner side of the annular frame (7-1); and a lifting platform (5) is installed on the rotating inner ring (7-4).

9. The three-dimensional modeling auxiliary device according to claim 8, characterized in that: The lifting platform (5) comprises a loading plate (5-1) supported by a plurality of legs (5-2), each of the legs (5-2) being provided with a vertical strip hole, a connecting seat (7-5) with a protrusion being provided at a corresponding position on a rotating inner ring (7-4), the protrusion of the connecting seat (7-5) being located in the strip hole of the leg (5-2) and being fastened by a fixing screw (5-3).

10. The three-dimensional modeling auxiliary device according to claim 9, characterized in that: The rotary drive device (6) comprises a support frame (6-1) installed on the outside of the annular frame (7), a rotary drive motor (6-2) is installed on the support frame (6-1), a driven belt ring (6-3) with teeth on the outside is installed at the bottom of the rotating inner ring (7-4), a driving pulley is provided on the output shaft of the rotary drive motor (6-2), and the driving pulley and the driven belt ring (6-3) are connected by belt drive.

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