Internal detection image acquisition device for growing crystal

Abstract

The utility model discloses an internal detection image acquisition device for growing crystals. The internal detection image acquisition device comprises an acquisition control box, a supporting platform, a rotary supporting mechanism, a rotary driving mechanism, a side light mechanism, a bottom light mechanism, a side acquisition mechanism and a top acquisition mechanism. According to the internal detection image acquisition device, the rotation driving of the crystal can be realized by utilizing the rotation supporting mechanism and the rotation driving mechanism, so that the automatic acquisition requirements of images of the crystal at different angles are met; the acquisition control box is used for carrying out coordination control on the side light mechanism, the bottom light mechanism, the side acquisition mechanism and the top acquisition mechanism, so that light source irradiation at two angles of side irradiation and bottom irradiation and image acquisition in two directions of the side surface and the top can be realized; therefore, the requirements of multi-light-source angle irradiation and multi-angle image automatic acquisition of the crystal are met, and the comprehensiveness of detection image acquisition in the crystal is ensured.

Description

Technical Field

[0001] This utility model relates to a quality image acquisition device for growing crystals, and more particularly to an internal detection image acquisition device for growing crystals. Background Technology

[0002] Currently, after crystal growth is completed, its size, internal and external cracks, and appearance color need to be inspected. Only crystals that pass these tests can be stored; those that fail must be discarded. Existing methods for detecting internal and external cracks involve manual inspection. Inspectors hold a laser lamp close to the crystal surface and visually inspect for cracks, recording the measurements on a process sheet. This method is not only inefficient but also poses a risk of eye damage to inspectors over time. Therefore, it is necessary to design an internal image acquisition device for crystal growth that can automatically acquire images of internal cracks, allowing inspectors to view them magnified on a computer screen later. Utility Model Content

[0003] The purpose of this utility model is to provide an internal detection image acquisition device for growing crystals, which can automatically acquire images of internal cracks in the crystal, making it convenient for inspectors to magnify and view them on a computer screen later.

[0004] Technical Solution: The internal detection image acquisition device for crystal growth described in this utility model includes an acquisition control box, a support platform, a rotating support mechanism, a rotating drive mechanism, a side lighting mechanism, a bottom lighting mechanism, a side acquisition mechanism, and a top acquisition mechanism. A central hole is provided at the center of the support platform, and the rotating support mechanism is installed at the central hole of the support platform for rotating and supporting the crystal. The rotating drive mechanism is installed on the right side of the rotating support mechanism for supporting and rotating the right side of the crystal. The side lighting mechanism is installed on the left side of the rotating support mechanism for elastically pressing against the left side of the crystal and emitting laser light from the left side. The bottom lighting mechanism is installed on the lower side of the support platform and emits laser light from the bottom through the central hole. The side acquisition mechanism and the top acquisition mechanism are both set on the support platform. The side acquisition mechanism acquires images from the circumferential surface of the crystal, and the top acquisition mechanism acquires images from the top surface of the crystal. The rotating drive mechanism, the side lighting mechanism, the bottom lighting mechanism, the side acquisition mechanism, and the top acquisition mechanism are all driven and controlled by the acquisition control box.

[0005] Furthermore, the rotating support mechanism includes a support tube shaft and a support ring; the support tube shaft is rotatably mounted on the central hole, and the support ring is horizontally fixed on the upper end of the support tube shaft; the rotating drive mechanism includes a swing drive unit and two side clamping units; the side clamping units include a rotating drive unit, a clamping drive shaft, two clamping swing arms, and a rotating support shaft; the clamping drive shafts of the two side clamping units are vertically and rotatably mounted through the support platform, the two clamping swing arms are parallel and vertically mounted on the clamping drive shaft, and the upper and lower ends of the rotating support shaft are rotatably mounted on the suspended ends of the two clamping swing arms; an anti-slip support sleeve for supporting the crystal circumference is sleeved on the rotating support shaft; the rotating drive unit is mounted on the upper clamping swing arm and is used to drive the corresponding rotating support shaft to rotate; the swing drive unit is mounted on the lower end of the clamping drive shaft of the two side clamping units and is used to drive the two clamping drive shafts to rotate; the rotating drive unit is driven and controlled by the acquisition control box.

[0006] Furthermore, the side lighting mechanism includes an elastic pushing unit, a side laser light, a height adjustment unit, and an elastic pushing rod; the bottom lighting mechanism includes a U-shaped bracket and a bottom laser light; the height adjustment unit is installed on the left side of the support platform, the elastic pushing unit is installed on the height adjustment unit, and the elastic pushing rod is movably installed on the elastic pushing unit. The height of the elastic pushing unit is adjusted by the height adjustment unit, and the elastic pushing unit elastically pushes the left end of the elastic pushing rod; the side laser light is installed on the right end of the elastic pushing rod, and a support roller for supporting movement on the crystal circumference is rotatably installed on the right end of the elastic pushing rod; the U-shaped bracket is installed on the lower side of the support platform, and the bottom laser light is fixedly installed on the U-shaped bracket, with the light-emitting end of the bottom laser light extending into the central hole; both the side laser light and the bottom laser light are driven and controlled by the acquisition control box.

[0007] Furthermore, the side acquisition mechanism includes a side acquisition frame and a side high-definition camera; the top acquisition mechanism includes an L-shaped acquisition frame and a top high-definition camera; the side acquisition frame is mounted on a support platform, the side high-definition camera is mounted on the side acquisition frame, and the side high-definition camera faces the circumferential surface of the crystal; the vertical rod of the L-shaped acquisition frame is vertically fixedly mounted on the support platform, and the top high-definition camera is fixedly mounted on the end of the horizontal rod of the L-shaped acquisition frame, and the top high-definition camera faces the top of the crystal; both the side high-definition camera and the top high-definition camera are driven and controlled by the acquisition control box.

[0008] Compared with the prior art, the advantages of this utility model are as follows: the rotation support mechanism and the rotation drive mechanism can realize the rotation drive of the crystal, thereby meeting the needs of automatic image acquisition from different angles of the crystal; the acquisition control box coordinates and controls the side light mechanism, bottom light mechanism, side acquisition mechanism and top acquisition mechanism, which can realize the illumination of light sources from the side and bottom angles and the image acquisition from the side and top directions, thereby meeting the needs of multi-light source angle illumination and multi-angle image automatic acquisition of the crystal, ensuring the comprehensiveness of the image acquisition of the internal detection of the crystal, and facilitating the later magnification and viewing by the inspectors on the computer screen. Attached Figure Description

[0009] Figure 1 This is a front view structural diagram of the present invention;

[0010] Figure 2 This is a top view of the structure of this utility model;

[0011] Figure 3 This is a cross-sectional view of the rotating support mechanism of this utility model.

[0012] Figure 4 This is a schematic diagram of the installation structure of the swing drive unit of this utility model;

[0013] Figure 5 This is a schematic diagram of the circuit structure of this utility model. Detailed Implementation

[0014] The technical solution of this utility model will be described in detail below with reference to the accompanying drawings, but the protection scope of this utility model is not limited to the described embodiments.

[0015] Example 1:

[0016] like Figure 1-5As shown, the internal detection image acquisition device for crystal growth disclosed in this utility model includes: an acquisition control box 41, a support platform 1, a rotating support mechanism, a rotating drive mechanism, a side light mechanism, a bottom light mechanism, a side acquisition mechanism, and a top acquisition mechanism; a support leg 3 is vertically arranged on the lower side of the support platform 1; a central hole 4 is provided at the center of the support platform 1, and the rotating support mechanism is installed at the central hole 4 of the support platform 1 for rotating support of the crystal 43; the rotating drive mechanism is installed on the right side of the rotating support mechanism for supporting and rotating the right side of the crystal 43. The side lighting mechanism is installed on the left side of the rotating support mechanism, and is used to elastically press against the left side of the crystal 43 and emit laser light from the left side; the bottom lighting mechanism is installed on the lower side of the support platform 1 and emits laser light from the bottom through the central hole 4; the side acquisition mechanism and the top acquisition mechanism are both set on the support platform 1, the side acquisition mechanism acquires images from the circumferential surface of the crystal 43, and the top acquisition mechanism acquires images from the top surface of the crystal 43; the rotating drive mechanism, the side lighting mechanism, the bottom lighting mechanism, the side acquisition mechanism, and the top acquisition mechanism are all driven and controlled by the acquisition control box 41.

[0017] The rotating support mechanism and rotating drive mechanism enable the rotation drive of the crystal 43, thereby meeting the needs of automatic image acquisition from different angles of the crystal 43. The acquisition control box 41 coordinates and controls the side lighting mechanism, bottom lighting mechanism, side acquisition mechanism and top acquisition mechanism, enabling side and bottom illumination as well as image acquisition from the side and top, thus meeting the needs of multi-source angle illumination and automatic image acquisition of the crystal 43, ensuring the comprehensiveness of the internal detection image acquisition of the crystal 43, and facilitating later magnified viewing by inspectors on a computer screen.

[0018] Furthermore, the rotating support mechanism includes a support tube shaft 2 and a support ring 8; the support tube shaft 2 is rotatably mounted on the central hole 4, and the support ring 8 is horizontally fixed on the upper end of the support tube shaft 2; the rotating drive mechanism includes a swing drive unit and two side clamping units; the side clamping unit includes a rotating drive unit, a clamping drive shaft 11, two clamping swing arms 16, and a rotating support shaft 17; the clamping drive shafts 11 of both side clamping units are vertically and rotatably mounted through the support platform 1, and the two clamping swing arms 16 are parallel and vertically mounted on the support platform 1. On the drive shaft 11, the upper and lower ends of the rotating support shaft 17 are rotatably mounted on the suspended ends of the two clamping arms 16. Anti-slip support sleeves 18 are fitted onto the rotating support shaft 17 to support the crystal 43 on its circumference. A rotation drive unit is mounted on the upper clamping arm 16 to drive the corresponding rotating support shaft 17 to rotate. A swing drive unit is mounted on the lower ends of the clamping drive shafts 11 of the two side clamping units to drive the two clamping drive shafts 11 to rotate. The rotation drive unit is driven and controlled by the acquisition control box 41. The anti-slip support sleeves 18 on the two rotating support shafts 17 provide stable support for the right circumferential surface of the crystal 43, and the rotation drive unit drives the crystal 43 to rotate.

[0019] Furthermore, the rotary drive unit includes a rotary drive motor 12, a drive synchronous pulley 13, a driven synchronous pulley 14, and a synchronous belt 15; the driven synchronous pulley 14 is fixedly mounted on the upper end of the rotary support shaft 17, the rotary drive motor 12 is mounted on the clamping swing arm 16, the drive synchronous pulley 13 is mounted on the output shaft end of the rotary drive motor 12, and the drive synchronous pulley 13 and the driven synchronous pulley 14 are rotated and transmitted through the synchronous belt 15.

[0020] Furthermore, the swing drive unit includes a swing drive shaft 38, two swing drive arms 36, a limiting strip seat 44, and two swing drive seats 37; the two swing drive arms 36 are respectively fixed to the lower ends of the two clamping drive shafts 11, and the two swing drive seats 37 are respectively horizontally rotatably mounted on the suspended ends of the two swing drive arms 36; both ends of the swing drive shaft 38 are provided with external drive threads 40, and the threads of the external drive threads 40 at both ends are opposite in direction; the swing drive shaft 38 passes through the external drive threads 40 at both ends respectively. The swing drive shaft 38 is threadedly mounted on two swing drive seats 37. A hand-tightening handle 47 is fixedly installed on one end of the swing drive shaft 38, and a locking nut 39 is threadedly installed on the other end. The locking nut 39 is used to press against the swing drive seat 37 to achieve locking. A limiting disc 46 is fixedly installed in the middle of the swing drive shaft 38. A limiting strip seat 44 is laterally fixed on the lower side of the support platform 1, and a limiting strip groove 45 is laterally provided on the lower side of the limiting strip seat 44. The limiting disc 46 is partially embedded in the limiting strip groove 45. The limiting strip groove 45 can limit the front and rear movement of the limiting disc 46, thereby preventing the swing drive shaft 38 from moving back and forth and ensuring the swing drive of the two clamping drive shafts 11. The locking nut 39 pressing against the swing drive seat 37 can achieve swing locking.

[0021] Furthermore, the side lighting mechanism includes an elastic pushing unit, a side laser light 32, a height adjustment unit, and an elastic pushing rod 27; the bottom lighting mechanism includes a U-shaped bracket 5 and a bottom laser light 6; the height adjustment unit is installed on the left side of the support platform 1, the elastic pushing unit is installed on the height adjustment unit, and the elastic pushing rod 27 is laterally movably installed on the elastic pushing unit. The height of the elastic pushing unit is adjusted by the height adjustment unit, and the elastic pushing unit elastically pushes the left end of the elastic pushing rod 27; A side laser light 32 is mounted on the strip-shaped slot 31 at the right end of an elastic push rod 27, and a support roller 33 for supporting movement on the circumferential surface of the crystal 43 is rotatably mounted on the right end of the elastic push rod 27; the wheel surface of the support roller 33 is set as an anti-slip wheel surface 34; a U-shaped bracket 5 is mounted on the lower side of the support platform 1, and a bottom laser light 6 is fixedly mounted on the U-shaped bracket 5, with the light-emitting end of the bottom laser light 6 extending into the central hole 4; both the side laser light 32 and the bottom laser light 6 are driven and controlled by the acquisition control box 41. Supported by the support roller 33, the side laser light 32 moves on the circumferential surface of the crystal 43, thereby enabling it to emit light close to the circumferential surface of the crystal 43.

[0022] Furthermore, the height adjustment unit includes an adjustment support square tube 23, an adjustment support rod 25, and a height locking bolt 24; the adjustment support square tube 23 is vertically fixed on the support platform 1, the lower end of the adjustment support rod 25 is inserted into the adjustment support square tube 23, and the height locking bolt 24 is threadedly screwed onto the adjustment support square tube 23, with the screw end of the height locking bolt 24 pressing against the adjustment support rod 25 to achieve height locking, thereby adjusting and positioning the height of the elastic push unit.

[0023] Furthermore, the elastic pushing unit includes a pushing spring 29 and a pushing sleeve 26; the pushing sleeve 26 is horizontally mounted on the upper end of the adjusting support rod 25, and a spring support 30 is provided on the pushing sleeve 26; the elastic pushing rod 27 is horizontally movable through the pushing sleeve 26, and an end panel 28 is provided on the left end of the elastic pushing rod 27; the pushing spring 29 is elastically stretched between the end panel 28 and the spring support 30, and is used to pull the elastic pushing rod 27 to the right. The pushing spring 29 can elastically push the elastic pushing rod 27, so that the support roller 33 supports and moves on the circumferential surface of the crystal 43, ensuring that the side laser lamp 32 emits light close to the circumferential surface of the crystal 43.

[0024] Furthermore, a side reflector 35 is provided on the light-emitting end of the side laser lamp 32, and the opening of the side reflector 35 is close to the circumferential surface of the crystal 43; a bottom reflector 7 is provided on the light-emitting end of the bottom laser lamp 6, and the opening of the bottom reflector 7 is close to the lower side surface of the crystal 43. By using the side reflector 35 and the bottom reflector 7, the illumination effect of the side laser lamp 32 and the bottom laser lamp 6 can be enhanced.

[0025] Furthermore, the side acquisition mechanism includes a side acquisition frame and a side high-definition camera 21; the top acquisition mechanism includes an L-shaped acquisition frame 9 and a top high-definition camera 10; the side acquisition frame is mounted on the support platform 1, and the side high-definition camera 21 is mounted on the side acquisition frame, with the side high-definition camera 21 facing the circumferential surface of the crystal 43; the vertical rod of the L-shaped acquisition frame 9 is vertically fixedly mounted on the support platform 1, and the top high-definition camera 10 is fixedly mounted on the end of the horizontal rod of the L-shaped acquisition frame 9, with the top high-definition camera 10 facing the top of the crystal 43; both the side high-definition camera 21 and the top high-definition camera 10 are driven and controlled by the acquisition control box 41. Using the side high-definition camera 21 and the top high-definition camera 10, image acquisition of the sides and top of the crystal 43 can be achieved.

[0026] Furthermore, the side acquisition frame includes a vertical insert plate 19, a mounting sleeve 42, and a side positioning bolt 22; the vertical insert plate 19 is vertically fixed on the support platform 1, the mounting sleeve 42 is slidably fitted on the vertical insert plate 19, and the side positioning bolt 22 is threadedly screwed onto the mounting sleeve 42, with the screw end of the side positioning bolt 22 pressing against the vertical insert plate 19 for positioning; the side high-definition camera 21 is fixed on the mounting sleeve 42, thereby adjusting the height of the side high-definition camera 21 according to the height of the crystal 43.

[0027] Furthermore, the acquisition and control box 41 is equipped with a controller, a display screen, a memory, a button panel, a USB interface, a USB interface circuit, a rotation drive circuit, a side electric switch, and a bottom electric switch; the controller is electrically connected to the display screen, memory, button panel, side high-definition camera 21, top high-definition camera 10, USB interface circuit, rotation drive circuit, side electric switch, and bottom electric switch respectively; the controller uses an existing single-chip microcomputer control module to achieve coordinated control; the rotation drive motor 12 uses an existing stepper motor, which can achieve precise rotation drive and precise control of rotational movements; the rotation drive motor... The circuit is electrically connected to the rotary drive motor 12, and the controller performs precise drive control on the rotary drive motor 12 through the rotary drive circuit; the USB interface circuit is electrically connected to the USB interface, and the controller writes the acquired images stored in the memory to the USB flash drive for data copying through the USB interface circuit and the USB interface, so that the inspectors can magnify and view them on the computer screen later; the side electric control switch is connected in series to the power supply line of the side laser light 32, and the bottom electric control switch is connected in series to the power supply line of the bottom laser light 6. The controller drives the side laser light 32 and the bottom laser light 6 to turn on and off through the side electric control switch and the bottom electric control switch, respectively.

[0028] The internal detection image acquisition device for crystal growth disclosed in this utility model is used in the following steps: First, the acquisition personnel adjust the height of the elastic push rod 27 and the height of the side high-definition camera 21 according to the size of the crystal 43. Then, the elastic push rod 27 is pulled to place the crystal 43 on the support ring 8, and then the elastic push rod 27 is released, allowing the support roller 33 to move and support the circumference of the crystal 43. Next, the swing drive shaft 38 is rotated to rotate the two clamping drive shafts 11, driving the anti-slip support sleeves 18 on the two rotating support shafts 17 to push the right circumference of the crystal 43, adjusting the crystal 43 to be in the center position of the support ring 8. Then, the acquisition personnel start the device automatically by pressing the start button on the button panel. The controller controls the side electric control switch to turn on the side laser light 32 to illuminate the crystal 43 from the side, and then the side high-definition camera captures the image. The head 21 and the top high-definition camera 10 acquire side and top images. Then, the controller controls the bottom electric switch to turn on the bottom laser light 6 to illuminate the bottom of the crystal 43. The side high-definition camera 21 and the top high-definition camera 10 then acquire side and top images, thus completing the image acquisition of one angle range of the crystal 43. The controller then drives the rotation drive motor 12 to rotate the crystal 43 60° to the next angle range for image acquisition. This process of acquiring images of each angle range is repeated until the images of the entire crystal 43 are acquired. After acquiring images of all angle ranges, the inspector inserts a USB flash drive into the USB port and presses the send button on the button panel. The controller then sends the photo data stored in the memory to the USB flash drive. In subsequent work, the acquisition personnel can zoom in and view the acquired photos on a computer screen.

[0029] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes in form and detail may be made to the present invention without departing from the spirit and scope of the appended claims.

Claims

1. An internal detection image acquisition device for growing crystals, characterized in that: The system includes a data acquisition control box (41), a support platform (1), a rotating support mechanism, a rotating drive mechanism, a side lighting mechanism, a bottom lighting mechanism, a side acquisition mechanism, and a top acquisition mechanism. A central hole (4) is provided at the center of the support platform (1). The rotating support mechanism is installed at the central hole (4) of the support platform (1) to provide rotating support for the crystal (43). The rotating drive mechanism is installed on the right side of the rotating support mechanism to support and rotate the right side of the crystal (43). The side lighting mechanism is installed on the left side of the rotating support mechanism to provide spring-loaded... The laser light is pressed on the left side of the crystal (43) and emits laser light from the left side; the bottom light mechanism is installed on the lower side of the support platform (1) and emits laser light from the bottom through the central hole (4); the side acquisition mechanism and the top acquisition mechanism are both set on the support platform (1), the side acquisition mechanism acquires images from the circumferential surface of the crystal (43), and the top acquisition mechanism acquires images from the top surface of the crystal (43); the rotation drive mechanism, the side light mechanism, the bottom light mechanism, the side acquisition mechanism and the top acquisition mechanism are all driven and controlled by the acquisition control box (41).

2. The internal detection image acquisition device for crystal growth according to claim 1, characterized in that: The rotating support mechanism includes a support tube shaft (2) and a support ring (8); the support tube shaft (2) is rotatably mounted on the center hole (4), and the support ring (8) is horizontally fixed on the upper end of the support tube shaft (2); the rotating drive mechanism includes a swing drive unit and two side clamping units; the side clamping unit includes a rotating drive unit, a clamping drive shaft (11), two clamping swing arms (16), and a rotating support shaft (17); the clamping drive shafts (11) of the two side clamping units are both vertically and rotatably mounted on the support platform (1), and the two clamping swing arms (16) are parallel and vertically mounted on the clamping drive unit. On the moving shaft (11), the upper and lower ends of the rotating support shaft (17) are rotatably mounted on the suspended ends of the two clamping arms (16); an anti-slip support sleeve (18) for supporting the crystal (43) is sleeved on the rotating support shaft (17); the rotating drive unit is mounted on the upper clamping arm (16) for driving the corresponding rotating support shaft (17) to rotate; the swing drive unit is mounted on the lower end of the clamping drive shaft (11) of the two side clamping units for rotating the two clamping drive shafts (11); the rotating drive unit is driven and controlled by the acquisition control box (41).

3. The internal detection image acquisition device for crystal growth according to claim 1, characterized in that: The side lighting mechanism includes an elastic push unit, a side laser light (32), a height adjustment unit, and an elastic push rod (27); the bottom lighting mechanism includes a U-shaped bracket (5) and a bottom laser light (6); the height adjustment unit is installed on the left side of the support platform (1), the elastic push unit is installed on the height adjustment unit, and the elastic push rod (27) is movably installed on the elastic push unit laterally. The height of the elastic push unit is adjusted by the height adjustment unit, and the left end of the elastic push rod (27) is elastically pushed by the elastic push unit. The side laser lamp (32) is installed on the right end of the elastic push rod (27), and a support roller (33) for supporting the movement on the circumferential surface of the crystal (43) is rotatably installed on the right end of the elastic push rod (27); the U-shaped bracket (5) is installed on the lower side of the support platform (1), and the bottom laser lamp (6) is fixedly installed on the U-shaped bracket (5), and the light-emitting end of the bottom laser lamp (6) extends into the central hole (4); the side laser lamp (32) and the bottom laser lamp (6) are both driven and controlled by the acquisition control box (41).

4. The internal detection image acquisition device for crystal growth according to claim 1, characterized in that: The side acquisition mechanism includes a side acquisition frame and a side high-definition camera (21); the top acquisition mechanism includes an L-shaped acquisition frame (9) and a top high-definition camera (10); the side acquisition frame is mounted on a support platform (1), the side high-definition camera (21) is mounted on the side acquisition frame, and the side high-definition camera (21) faces the circumferential surface of the crystal (43); the vertical rod of the L-shaped acquisition frame (9) is vertically fixed on the support platform (1), and the top high-definition camera (10) is fixedly mounted on the end of the horizontal rod of the L-shaped acquisition frame (9), and the top high-definition camera (10) faces the top of the crystal (43); both the side high-definition camera (21) and the top high-definition camera (10) are driven and controlled by the acquisition control box (41).

Images