Image acquisition device for crystal detection

Abstract

The utility model discloses an image acquisition device for crystal detection. The image acquisition device comprises an operation table, a control box, an operation bin, a high-definition camera, a laser lamp, a posture adjusting mechanism and an observation adjusting mechanism. According to the image acquisition device for crystal detection, the positions of the high-definition camera and the laser lamp are adjusted by using the observation adjusting mechanism, so that light emitted by the laser lamp can be emitted into the crystal column at different angles, and the controller acquires an image of the crystal column through the high-definition camera and stores the image in the memory; the posture adjusting mechanism is used for driving the crystal column to axially rotate, and the position of light rays emitted by the laser lamp entering the crystal column is further adjusted, so that the high-definition camera can collect images at different positions, and detection personnel are helped to detect the interior of the crystal column; compared with a traditional detection mode, the image acquisition device has the advantages that detection personnel do not need to directly look at the light of the laser lamp reflected in the crystal, and the damage of the light to human eyes is reduced.

Description

Technical Field

[0001] The utility model relates to an image acquisition device, in particular to an image acquisition device for crystal detection. Background Art

[0002] Currently, for different crystals, there are usually multiple growth processes and methods to choose from. The principles of different crystal growth methods are the same but slightly different, and can be divided into vapor phase method, solution method, melt method, epitaxial method, etc. Currently, important artificial crystal materials such as sapphire single crystal, yttrium aluminum garnet single crystal, silicon germanium single crystal, calcium fluoride single crystal, etc. can be obtained through crystal growth technology. Currently, the grown crystals need to be detected by laser light. The detector holds a laser lamp and shoots the light into the crystal, and observes the crystal structure by direct visual inspection of the human eye to conduct the detection. This detection method causes great harm to the human eye. Therefore, an image acquisition device for crystal detection is proposed. Content of the Utility Model

[0003] Purpose of the utility model: To provide an image acquisition device for crystal detection, which can acquire crystal images when laser light is shot into the crystal, and the detector conducts detection and judgment on the crystal through the images, avoiding damage to the human eye by laser light.

[0004] Technical solution: The image acquisition device for crystal detection provided by the utility model includes an operation table, a control box, an operation chamber, a high-definition camera, a laser lamp, a posture adjustment mechanism, and an observation adjustment mechanism;

[0005] The control box is installed on the operation table; a controller and a memory electrically connected to the controller are arranged in the control box; the operation chamber is installed on the upper side surface of the operation table; the posture adjustment mechanism is installed on the operation table and is used to drive the crystal column to rotate; the observation adjustment mechanism is installed on the upper inner wall of the operation chamber, and an operation window is arranged on the operation chamber; both the high-definition camera and the laser lamp are installed on the observation adjustment mechanism, and the positions of the high-definition camera and the laser lamp are adjusted by the observation adjustment mechanism; the high-definition camera is electrically connected to the controller and is used to acquire images of the crystal column; an electric control switch electrically connected to the controller is installed on the power supply line of the laser lamp; the light of the laser lamp is used to shoot into the crystal column; both the posture adjustment mechanism and the observation adjustment mechanism are driven and controlled by the controller; a display screen electrically connected to the controller is installed on the front side surface of the control box.

[0006] Furthermore, two chamber doors for closing the operation window are hinged on the operation chamber; light-shielding layers are arranged on the inner walls of the operation chamber and the two chamber doors.

[0007] Further, the posture adjustment mechanism includes a rotary drive motor, a driving rotating shaft, and two adjustment rollers; the two adjustment rollers are rotatably mounted on the upper side of the operating table through rotating seats and are parallel to each other; the crystal column is placed on the two adjustment rollers; the driving rotating shaft is rotatably and horizontally mounted on the operating table; the rotary drive motor is used to drive the driving rotating shaft to rotate and is electrically connected to the controller through a rotary drive circuit; two transmission shafts are rotatably mounted on the operating table; the driving rotating shaft synchronously drives the two transmission shafts to rotate in the same direction through two sets of primary transmission bevel gear pairs; the two transmission shafts respectively drive the two adjustment rollers to rotate through secondary transmission bevel gear pairs.

[0008] Further, the observation adjustment mechanism includes a semi-circular ring track, an adjustment drive motor, and a mounting seat; the mounting seat is fixed on the upper inner wall of the operating chamber; an arc-shaped groove is provided on the mounting seat; the semi-circular ring track is slidably mounted on the arc-shaped groove; the plane where the semi-circular ring track is located is parallel to the axes of the two adjustment rollers; a semi-circular gear ring is mounted on the semi-circular ring track; the adjustment drive motor drives the semi-circular gear ring to rotate through a driving gear and is electrically connected to the controller through an adjustment drive circuit; the laser lamp and the high-definition camera are both mounted on the semi-circular ring track.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows: the position of the high-definition camera and the laser lamp is adjusted by using the observation adjustment mechanism, so that the light emitted by the laser lamp can enter the crystal column at different angles; the controller collects the image of the crystal column through the high-definition camera and stores it in the memory; the posture adjustment mechanism is used to drive the crystal column to rotate axially, further adjusting the position where the light emitted by the laser lamp enters the crystal column, so that the high-definition camera can collect images at different positions, helping the inspectors to detect the inside of the crystal column; compared with the traditional detection method, this image acquisition device does not require the inspector to directly look at the light of the laser lamp reflected inside the crystal, reducing the damage of the light to the human eye. Description of the Drawings

[0010] Figure 1 is a structural schematic diagram of the present utility model;

[0011] Figure 2 is a front view of the present utility model;

[0012] Figure 3 is an assembly drawing of the posture adjustment mechanism and the observation adjustment mechanism of the present utility model;

[0013] Figure 4 is an enlarged view of the observation adjustment mechanism of the present utility model;

[0014] Figure 5 is a side view of the observation adjustment mechanism of the present utility model;

[0015] Figure 6Schematic diagram of the circuit structure of the present utility model;

[0016] In the figure: 1, operation panel; 2, support feet; 3, control box; 4, display screen; 5, control buttons; 6, warehouse door; 7, handle; 8, operation warehouse; 9, light-shielding layer; 10, rotation drive motor; 11, active rotating shaft; 12, first-stage active bevel gear; 13, first-stage driven bevel gear; 14, second-stage active bevel gear; 15, second-stage driven bevel gear; 16, crystal column; 17, adjusting roller; 18, driving gear; 20, laser spotlight; 21, semi-circular ring track; 22, guiding groove; 23, adjusting drive motor; 24, mounting seat; 25, arc-shaped groove; 26, arc-shaped guiding bar; 27, high-definition camera; 28, semi-circular gear ring; 29, rotating seat; 30, transmission shaft. Detailed implementation manners

[0017] The technical solution of the present utility model will be described in detail below with reference to the accompanying drawings, but the protection scope of the present utility model is not limited to the described embodiments.

[0018] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "left", "right", "front", "rear", "upper", "lower", "top", "bottom", etc. are all based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0020] Embodiment 1:

[0021] As Figure 1-6 shown, an image acquisition device for crystal detection provided by the present utility model includes: an operation table, a control box 3, an operation warehouse 8, a high-definition camera 27, a laser spotlight 20, a posture adjustment mechanism, and an observation adjustment mechanism;

[0022] The operation console includes an operation panel 1 and four support feet 2; the upper ends of the four support feet 2 are respectively fixed at the four top corners of the lower side surface of the operation panel 1; the control box 3 is installed on the front edge of the lower side surface of the operation panel 1; a controller and a memory electrically connected to the controller are arranged in the control box 3; the operation chamber 8 is installed on the upper side surface of the operation panel 1, and an operation window is arranged on the front side surface of the operation chamber 8; the posture adjustment mechanism is installed on the operation panel 1 and is located in the operation chamber 8 for driving the crystal column 16 to rotate; the observation adjustment mechanism is installed on the upper inner wall of the operation chamber 8; the high-definition camera 27 and the laser lamp 20 are both installed on the observation adjustment mechanism, and the positions of the high-definition camera 27 and the laser lamp 20 are adjusted by the observation adjustment mechanism; the high-definition camera 27 is electrically connected to the controller for collecting images of the crystal column 16; an electric control switch electrically connected to the controller is installed on the power supply line of the laser lamp 20; the light of the laser lamp 20 is used to shine into the crystal column 16; both the posture adjustment mechanism and the observation adjustment mechanism are driven and controlled by the controller; a display screen 4 and a plurality of control buttons 5 electrically connected to the controller are installed on the front side surface of the control box 3.

[0023] The positions of the high-definition camera 27 and the laser lamp 20 are adjusted by the observation adjustment mechanism so that the light emitted by the laser lamp 20 can enter the crystal column 16 at different angles. The controller collects images of the crystal column 16 through the high-definition camera 27 and stores them in the memory; the crystal column 16 is driven to rotate axially by the posture adjustment mechanism to further adjust the position where the light emitted by the laser lamp 20 enters the crystal column 16, so that the high-definition camera 27 can collect images at different positions, helping the inspectors to detect the inside of the crystal column 16; compared with the traditional detection method, this image acquisition device does not require the inspector to directly look at the light of the laser lamp 20 reflected inside the crystal, reducing the damage of the light to the human eye; the display screen 4 is used to display the images collected by the high-definition camera 27 under the control of the controller; the inspectors send signals to the controller by pressing each control button 5, thereby controlling the posture adjustment mechanism and the observation adjustment mechanism to adjust the positions of the crystal column 16, the high-definition camera 27 and the laser lamp 20 respectively.

[0024] Further, two chamber doors 6 are hinged on the operation chamber 8, and the two chamber doors 6 are used to close the operation window; handles 7 are installed on both of the two chamber doors 6; light-shielding layers 9 are arranged on the inner walls of the operation chamber 8 and the two chamber doors 6. The operation chamber 8, the light-shielding layer 9 and the two chamber doors 6 are used to form a light-shielding structure to prevent ambient light from affecting image acquisition.

[0025] Further, the posture adjusting mechanism includes a rotary drive motor 10, a driving rotating shaft 11, two adjusting drums 17, two sets of primary transmission bevel gear pairs and two sets of secondary transmission bevel gear pairs; the primary transmission bevel gear pair includes a primary driving bevel gear 12 and a primary driven bevel gear 13; the secondary transmission bevel gear pair includes a secondary driving bevel gear 14 and a secondary driven bevel gear 15; two pairs of rotary seats 29 are arranged on the upper side surface of the operation panel 1; the two adjusting drums 17 are longitudinally rotatably mounted on the two pairs of rotary seats 29, and the axes of the two adjusting drums 17 are parallel to each other; the crystal column 16 is used to be placed on the two adjusting drums 17; the two secondary driven bevel gears 15 are respectively mounted on one ends of the two adjusting drums 17; two transmission shafts 30 are rotatably and penetratingly mounted on the operation panel 1; the two secondary driving bevel gears 14 are respectively mounted on the upper ends of the two transmission shafts 30 and are respectively meshed with the two secondary driven bevel gears 15; the two primary driven bevel gears 13 are respectively mounted on the lower ends of the two transmission shafts 30; the driving rotating shaft 11 is horizontally rotatably mounted on the lower side surface of the operation panel 1; the two primary driving bevel gears 12 are both mounted on the driving rotating shaft 11 and are respectively meshed with the two primary driven bevel gears 13; the two primary driven bevel gears 13 have the same helix direction; the rotary drive motor 10 is used to drive the driving rotating shaft 11 to rotate and is electrically connected to the controller through a rotary drive circuit.

[0026] The rotary drive motor 10 is used to drive the driving rotating shaft 11 to rotate under the control of the controller. The two primary driving bevel gears 12 drive the two primary driven bevel gears 13 to rotate synchronously. The two transmission shafts 30 drive the two secondary driving bevel gears 14 to rotate synchronously. The two secondary driven bevel gears 15 drive the two adjusting drums 17 to rotate synchronously and in the same direction, so as to rotate the crystal column 16.

[0027] Furthermore, the observation and adjustment mechanism includes a semi-circular ring track 21, an adjustment drive motor 23, and a mounting base 24; the mounting base 24 is fixed on the upper inner wall of the operation chamber 8; an arc-shaped groove 25 is provided on the right side surface of the mounting base 24; the semi-circular ring track 21 is slidably snapped onto the arc-shaped groove 25; in a top view state, the semi-circular ring track 21 is located between the two adjustment rollers 17, and the plane where the semi-circular ring track 21 is located is parallel to the axes of the two adjustment rollers 17; a guiding groove 22 is provided on the outer circumferential surface of the semi-circular ring track 21; an arc-shaped guiding bar 26 that is slidably engaged with the guiding groove 22 is provided on the upper circumferential inner wall of the guiding groove 22; a semi-circular gear ring 28 is coaxially arranged on the semi-circular ring track 21; the adjustment drive motor 23 is installed on the mounting base 24 and is electrically connected to the controller through an adjustment drive circuit; a driving gear 18 that meshes with the semi-circular gear ring 28 is installed on the output shaft of the adjustment drive motor 23; the laser lamp 20 is installed in the middle of the semi-circular ring track 21, and the light emitted by the laser lamp 20 passes through the central axis of the semi-circular ring track 21; the high-definition camera 27 is installed on the semi-circular ring track 21 and is used to collect images of the crystal column 16.

[0028] The adjustment drive motor 23 is controlled by the controller to drive the driving gear 18 to rotate. The semi-circular gear ring 28 drives the semi-circular ring track 21 to rotate, so that the semi-circular ring track 21 drives the positions of the laser lamp 20 and the high-definition camera 27, enabling the light emitted by the laser lamp 20 to enter the crystal column 16 from different angles, and the high-definition camera 27 can capture the image of the crystal column 16 at this time, realizing image capture at different angles, which is convenient for the detection personnel to make better detection and judgment; by using the cooperation between the arc-shaped guiding bar 26 and the guiding groove 22, the semi-circular ring track 21 is slidably snapped onto the mounting base 24.

[0029] In the image acquisition device for crystal detection provided by the present utility model, the controller adopts an existing single-chip microcomputer control module; the memory adopts an existing memory; the display screen 4 adopts an existing display screen; the laser lamp 20 adopts an existing laser lamp; the high-definition camera 27 adopts an existing high-definition camera; the adjustment drive motor 23 and the rotation drive motor 10 both adopt existing stepping motors, and the adjustment drive circuit and the rotation drive circuit respectively adopt corresponding stepping motor drive circuits.

[0030] As described above, although the present utility model has been shown and described with reference to specific preferred embodiments, it should not be construed as a limitation to the present utility model itself. Various changes can be made to it in form and details without departing from the spirit and scope of the present utility model defined by the appended claims.

Claims

1. An image acquisition device for crystal detection, characterized in that: It comprises an operating table, a control box (3), an operating compartment (8), a high-definition camera (27), a laser light (20), a posture adjustment mechanism and an observation adjustment mechanism; The control box (3) is mounted on an operating table; a controller and a memory electrically connected to the controller are arranged in the control box (3); an operating chamber (8) is mounted on the upper side of the operating table; a posture adjustment mechanism is mounted on the operating table and is used to drive the crystal column (16) to rotate; an observation adjustment mechanism is mounted on the upper inner wall of the operating chamber (8), and an operation window is arranged on the operating chamber (8); a high-definition camera (27) and a laser light (20) are both mounted on the observation adjustment mechanism, and the positions of the high-definition camera (27) and the laser light (20) are adjusted by the observation adjustment mechanism; the high-definition camera (27) is electrically connected to the controller and is used to collect images of the crystal column (16); an electric control switch electrically connected to the controller is installed on the power supply line of the laser light (20); the light of the laser light (20) is used to be emitted into the crystal column (16); the posture adjustment mechanism and the observation adjustment mechanism are both driven and controlled by the controller; a display screen (4) electrically connected to the controller is installed on the front side of the control box (3).

2. The image acquisition device for crystal detection according to claim 1, characterized in that: Two doors (6) for closing operation windows are hingedly connected to the operation chamber (8); and light shielding layers (9) are arranged on the inner walls of the operation chamber (8) and the two doors (6).

3. The image acquisition device for crystal detection according to claim 1, characterized in that: The posture adjustment mechanism comprises a rotary drive motor (10), an active rotating shaft (11) and two adjustment rollers (17); the two adjustment rollers (17) are both rotatably mounted on the upper side of an operating table through a rotating seat (29) and are parallel to each other; a crystal column (16) is used to be placed on the two adjustment rollers (17); the active rotating shaft (11) is rotatably mounted horizontally on the operating table; the rotary drive motor (10) is used to drive the active rotating shaft (11) to rotate and is electrically connected to a controller through a rotary drive circuit; two transmission shafts (30) are rotatably mounted on the operating table; the active rotating shaft (11) synchronously drives the two transmission shafts (30) to rotate in the same direction through two sets of primary transmission bevel gear pairs; and the two transmission shafts respectively drive the two adjustment rollers (17) to rotate through secondary transmission bevel gear pairs.

4. The image acquisition device for crystal detection according to claim 1, characterized in that: The observation and adjustment mechanism comprises a semicircular ring track (21), an adjustment drive motor (23) and a mounting seat (24); the mounting seat (24) is fixed on the upper inner wall of the operation chamber (8); an arc groove (25) is arranged on the mounting seat (24); the semicircular ring track (21) is slidably mounted on the arc groove (25); the plane where the semicircular ring track (21) is located is parallel to the axes of two adjustment rollers (17); a semicircular gear ring (28) is mounted on the semicircular ring track (21); the adjustment drive motor (23) drives the semicircular gear ring (28) to rotate through a driving gear (18), and is electrically connected to a controller through an adjustment drive circuit; a laser lamp (20) and a high-definition camera (27) are both mounted on the semicircular ring track (21).

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