Three-dimensional scanning device with marking structure

Abstract

The utility model belongs to the technical field of three-dimensional scanning, and discloses a three-dimensional scanning device with a marking structure, which comprises a bottom support, two rotating mechanisms are fixedly connected to the top end of the bottom support, two supporting frames are fixedly connected to the top end of the bottom support, one ends of the two supporting frames are fixedly connected with a cross rod, and the other ends of the two supporting frames are fixedly connected with the marking structure. The bottom end of the transverse rod is fixedly connected with an electric sliding rail, the outer surface of the electric sliding rail is connected with a movable plate in a sliding mode, two scanners are installed at the bottom end of the movable plate, a mechanical arm is installed at the bottom end of the movable plate, and the other end of the mechanical arm is fixedly connected with a marking gun. The scanner can be matched with the electric sliding rail for all-directional mobile scanning, information of an object in all directions can be completely obtained at a time, efficient and accurate scanning and marking are facilitated, and the comprehensiveness and efficiency of scanning operation are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to three -dimensional scanning technical field, specifically a three -dimensional scanning device with marking structure. BACKGROUND

[0002] In many fields such as industrial design, reverse engineering, cultural heritage protection, three-dimensional scanning is the key means to obtain the spatial information of the object, and in large-scale scene reconstruction, such as digitalization of ancient city ruins, multiple station scanning is needed, and when there is no marker, it is difficult to align the data of each station, and the model is easy to be mispositioned and torn. For example, in industrial production line quality inspection, the product is scanned during movement, and the position and posture change at any time, so it is difficult to track with traditional scanning, and the misjudgment rate is high. Therefore, there is an urgent need in the market for a three-dimensional scanning device with a marking structure.

[0003] At the same time, the patent specification with the application number CN222048901U discloses a three-dimensional scanning device, which "includes a first mounting frame, a scanning mechanism, a tracking mechanism and a marking mechanism. The workpiece is positioned by the first mounting frame. The first drive assembly in the scanning mechanism can drive the scanner to move to obtain image information of the workpiece. The tracker in the tracking mechanism can be used to obtain position information and attitude information of the scanner. Based on a certain algorithm and the above information, three-dimensional information of the workpiece can be obtained, so as to calculate the center coordinates of the workpiece. The marker of the marking mechanism can mark the end face of the workpiece, and the center point of the workpiece can be marked, so that the centering accuracy is higher".

[0004] The traditional device usually cannot realize the rotation function in the state of fixing the object, and it is difficult to touch the features of the side, back and other directions of the object, the marking range is greatly limited, and it cannot meet the needs of marking and scanning the object in all directions, and it cannot obtain all the data at one time. Secondly, in the use process of the existing ordinary three-dimensional scanning device, when fixing the scanning object, most of them can only provide a single angle fixing mode, so that the object is easy to shake during the scanning process due to unstable fixation, which causes deviation of the obtained data.

[0005] Therefore, a three-dimensional scanning device with a marking structure is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] To solve the problems raised in the background art, the utility model provides a three-dimensional scanning device with a marking structure, which has the advantages of convenient and efficient and accurate scanning and marking, greatly improving the comprehensiveness and efficiency of scanning operation, and ensuring the stability of the object during the scanning process, reducing the deviation of the obtained data.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a three -dimensional scanning device with mark structure, including bottom support, the top fixed connection of bottom support has two rotating mechanism, the top fixed connection of bottom support has two support frame, the one end of two support frame is fixedly connected with cross bar, the bottom fixed connection of cross bar has motorized slide rail, the outer surface sliding connection of motorized slide rail has moving plate, the bottom of moving plate is installed with two scanning appearance, the bottom of moving plate is installed with mechanical arm, the other end fixed connection of mechanical arm has mark gun, the lower inner wall of two support frame is fixedly connected with fixed mechanism all,

[0008] The fixed mechanism includes two electric telescopic rods, the top of two electric telescopic rods is fixedly connected with the upper inner wall of support frame, the bottom of two electric telescopic rods is fixedly connected with fixed plate, the both ends of fixed plate are slidably connected with the inner wall of support frame, and the bottom of fixed plate is fixedly connected with two rollers.

[0009] Preferably, the both ends of the motorized slide rail are fixedly connected with limit plates, and the both ends of the limit plates are fixedly connected with the cross bar.

[0010] Preferably, the both ends of the fixed plate are fixedly connected with two guide blocks, and the inner wall of the support frame is provided with guide grooves matched with the guide blocks.

[0011] Preferably, the two rollers are inclined and mirror-imaged.

[0012] Preferably, the rotating mechanism includes a fixed frame, the top of the fixed frame is fixedly connected with a support plate, the top of the support plate is provided with a long groove, the both sides of the long groove are rotatably connected with a bidirectional screw rod, the top of the support plate is embedded with a power motor one, the output end of the power motor one is fixedly connected with one end of the bidirectional screw rod, the bidirectional screw rod is provided with different direction threads, and the threads are threadedly connected with moving frames, the corresponding end of the two moving frames is rotatably connected with a transmission roller, one end of one moving frame is fixedly connected with a power motor two, and one end of the power motor two penetrates through the corresponding moving frame and is fixedly connected with the transmission roller.

[0013] Preferably, the outer surface of the transmission roller is provided with antiskid paint.

[0014] Preferably, the both ends of the bidirectional screw rod are slidably connected with the both sides of the long groove through bearings.

[0015] Compared with the prior art, the utility model has the beneficial effects as follows:

[0016] 1. The utility model discloses a rotating mechanism is set up, through the power motor one drive two -way screw rod and moves the moving frame, and then adjust transmission roller spacing to steady clamping object, and then by power motor no. 2 drive transmission roller rotation, realize the fixed object while taking object stable rotation, make the scanner can cooperate with electric slide rail all -round movement scanning, can completely obtain the information of each orientation of object one time, convenient high -efficient accurate scanning and marking, greatly improve the comprehensiveness and efficiency of scanning operation.

[0017] 2. The utility model discloses a fixed mechanism is set up, under the accurate telescopic control of electric telescopic rod, the fixed plate can be according to the actual size of object height flexible adjustment, simultaneously, cooperate with the inclined gyro wheel and can support from multiple angles, effectively prevent object to sway, make the device effectively ensure the stability of object in the scanning process, reduce the deviation of the data acquisition. ACCURACY

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the fixed mechanism structure schematic diagram of the utility model;

[0020] Figure 3 It is the mechanical arm structure schematic diagram of the utility model;

[0021] Figure 4 It is the rotating mechanism structure schematic diagram of the utility model.

[0022] In the drawing: 1, bottom support;

[0023] 2, rotating mechanism;21, fixed stand;22, support plate;23, power motor one;24, two -way screw rod;25, moving frame;26, transmission roller;27, long groove;28, power motor no. 2;

[0024] 3, fixed mechanism;31, fixed plate;32, electric telescopic rod;33, guide slot;34, guide block;35, gyro wheel;

[0025] 4, mechanical arm;5, cross bar;51, limit plate;52, marking gun;53, scanner;54, electric slide rail;55, moving plate;6, support stand. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] As Figures 1 to 4 shown, the utility model provides a kind of three-dimensional scanning device with marking structure, including bottom support 1, the top of bottom support 1 is fixedly connected with two rotating mechanisms 2, the top of bottom support 1 is fixedly connected with two support frames 6, the one end of two support frames 6 is fixedly connected with cross bar 5, the bottom of cross bar 5 is fixedly connected with electric slide rail 54, electric slide rail 54 is slidably connected with moving plate 55 on outer surface, moving plate 55 is as the carrier of scanner and mechanical arm, moves following electric slide rail, realizes multiple point scanning and marking, the bottom of moving plate 55 is installed with two scanners 53, and scanner 53 is used to gather the three-dimensional data information of object, the bottom of moving plate 55 is installed with mechanical arm 4, and the other end of mechanical arm 4 is fixedly connected with marking gun 52, marking gun 52 can leave clear mark on object surface, facilitate subsequent identification, classification, improve the coherence of work flow, the lower inner wall of two support frames 6 is fixedly connected with fixed mechanism 3;

[0028] Fixed mechanism 3 includes two electric telescopic rods 32, the top of two electric telescopic rods 32 is fixedly connected with the upper inner wall of support frame 6, the bottom of two electric telescopic rods 32 is fixedly connected with fixed plate 31, and the both ends of fixed plate 31 are slidably connected with the two side inner walls of support frame 6, the bottom of fixed plate 31 is fixedly connected with two rollers 35, two rollers 35 are inclined, and two rollers 35 are mirror image distribution, and this special layout makes when fixing different diameter circular object, better fit object contour, provide stable support, adapt to the shape of various objects, enhance the adaptability of fixed mechanism.

[0029] Specifically, the both ends of electric slide rail 54 are fixedly connected with limit plate 51, and the both ends of electric slide rail 54 are fixedly connected with limit plate 51, to avoid collision damage equipment, guarantee device operation safety, prolong service life, and the both ends of electric slide rail 54 are fixedly connected with limit plate 51.

[0030] As Figures 1 to 4 shown, the both ends of fixed plate 31 are fixedly connected with two guide blocks 34, and the both sides of support frame 6 are provided with guide groove 33 used in cooperation with guide block 34, to provide accurate guide for fixed plate lifting, improve the repeatability precision of scanning and marking.

[0031] Further, the rotating mechanism 2 comprises a fixed frame 21, the top end of the fixed frame 21 is fixedly connected with a support plate 22, the top end of the support plate 22 is provided with a long slot 27, the two side inner walls of the long slot 27 are jointly connected with a bidirectional screw rod 24, the top end of the support plate 22 is embedded with a power motor one 23, the output end of the power motor one 23 penetrates through one side of the support plate 22 and is fixedly connected with one end of the bidirectional screw rod 24, the bidirectional screw rod 24 is threadedly connected with a moving frame 25 at positions where different direction threads are formed, the corresponding one end of the two moving frames 25 is rotatably connected with a transmission roller 26, the two moving frames can be simultaneously driven to move towards each other or in the opposite direction, the transmission roller spacing can be accurately adjusted, the clamping and rotating requirements of objects with different widths can be adapted, and the compatibility of the device is improved, one end of one of the moving frames 25 is fixedly connected with a power motor two 28, one end of the power motor two 28 penetrates through the corresponding moving frame 25 and is fixedly connected with the transmission roller 26, when fine adjustment of the object angle is required, one-side transmission can be realized, more delicate rotation control can be provided, high-precision operation requirements can be met, and one end of the power motor two 28 penetrates through the corresponding moving frame 25 and is fixedly connected with the transmission roller 26.

[0032] As shown in Figures 1 to 4 The outer surface of the transmission roller 26 is provided with anti-skid paint, which can significantly increase the friction between the transmission roller and the object, so as to avoid missing of scanning data or mispositioning of marks caused by slipping of the object during rotation.

[0033] It is worth noting that the two ends of the bidirectional screw rod 24 are slidably connected with the two side inner walls of the long slot 27 through bearings, the bearing connection not only reduces the friction resistance when the bidirectional screw rod rotates, but also makes the driving of the power motor one more smooth and reduces energy consumption.

[0034] Among them, the power motor one, the electric telescopic rod and the power motor two are prior art, which will not be described again; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of the patent and will not be described again. The wiring diagram of the motor in the utility model belongs to the common knowledge in the field, and its working principle is a known technology. Its model is selected according to actual use, so the control mode and wiring arrangement of the motor will not be explained in detail.

[0035] Working principle and process: when using, the object to be scanned is placed on the transmission roller 26 of the rotating mechanism 2, the power motor one 23 is started, the bidirectional screw rod 24 is rotated, the two moving frames 25 adjust the transmission roller to the appropriate distance according to the width of the object, then the electric telescopic rod is started, the fixed plate 31 is lowered, the roller 35 assists the contact object, further fixes, then the electric slide rail 54 at the bottom of the crossbar 5 drives the moving plate 55 to move, drives the scanner 53 to scan the object at multiple angles and collect data, after scanning is completed, the mechanical arm 4 controls the marking gun 52 to mark the specific position of the object according to the scanning result, if the object needs to be rotated, the power motor two is started to drive the transmission roller to rotate, under the action of the anti-skid paint, the object is rotated, then the scanning and marking steps are repeated until the marking is completed, and the object can be taken out.

[0036] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0037] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations of the embodiments can be made without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A three-dimensional scanning device with a marking structure, comprising a base support (1), characterized in that: The top end of the bottom support (1) is fixedly connected with two rotating mechanisms (2), the top end of the bottom support (1) is fixedly connected with two support frames (6), one end of the two support frames (6) is fixedly connected with a cross bar (5), the bottom end of the cross bar (5) is fixedly connected with an electric sliding rail (54), the outer surface of the electric sliding rail (54) is slidably connected with a moving plate (55), the bottom end of the moving plate (55) is provided with two scanners (53), the bottom end of the moving plate (55) is provided with a mechanical arm (4), the other end of the mechanical arm (4) is fixedly connected with a marker gun (52), the lower inner walls of the two support frames (6) are fixedly connected with fixing mechanisms (3). The fixing mechanism (3) comprises two electric telescopic rods (32), the top ends of the two electric telescopic rods (32) are fixedly connected with the upper inner walls of the support frames (6), the bottom ends of the two electric telescopic rods (32) are fixedly connected with a fixing plate (31), the two ends of the fixing plate (31) are slidably connected with the inner walls of the two sides of the support frames (6), and the bottom end of the fixing plate (31) is fixedly connected with two rollers (35).

2. The three-dimensional scanning device with a marker structure according to claim 1, characterized in that: The two ends of the electric sliding rail (54) are fixedly connected with limiting plates (51), and the two limiting plates (51) are fixedly connected with the cross bar (5).

3. The three-dimensional scanning device with a marker structure according to claim 1, characterized in that: The two ends of the fixing plate (31) are fixedly connected with two guide blocks (34), and the inner walls of the two sides of the support frame (6) are provided with guide grooves (33) matched with the guide blocks (34).

4. The three-dimensional scanning device with a marker structure according to claim 1, characterized in that: The two rollers (35) are inclined and mirror-imaged.

5. The three-dimensional scanning device with a marker structure according to claim 1, characterized in that: The rotating mechanism (2) comprises a fixing frame (21), the top end of the fixing frame (21) is fixedly connected with a supporting plate (22), the top end of the supporting plate (22) is provided with a long groove (27), the inner walls of the two sides of the long groove (27) are rotatably connected with a bidirectional screw rod (24), the top end of the supporting plate (22) is embedded with a power motor (23), the output end of the power motor (23) penetrates through one side of the supporting plate (22) and is fixedly connected with one end of the bidirectional screw rod (24), and the positions with different directions of threads of the bidirectional screw rod (24) are threadedly connected with moving frames (25). The corresponding ends of the two moving frames (25) are rotatably connected with transmission rollers (26), one end of one moving frame (25) is fixedly connected with a power motor (28), and one end of the power motor (28) penetrates through the corresponding moving frame (25) and is fixedly connected with the transmission roller (26).

6. The three-dimensional scanning device with a marker structure according to claim 5, characterized in that: The outer surface of the transmission roller (26) is provided with antiskid paint.

7. The three-dimensional scanning device with a marker structure according to claim 5, characterized in that: The two ends of the bidirectional screw rod (24) are slidably connected with the inner walls of the two sides of the long groove (27) through bearings.

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