Photographing device for precious metal detection

Abstract

The utility model relates to a photographing device for precious metal detection, which comprises a workbench, the top of the workbench is provided with a support and a clamping assembly, the support is provided with a photographing probe, the clamping assembly comprises a chuck shell, the chuck shell is located right below the photographing probe, and the chuck shell is connected with the photographing probe. A containing cavity used for containing precious metal is formed in the center of the chuck shell, a plurality of clamping jaws are connected to the chuck shell in a sliding mode, a driving mechanism is installed in the chuck shell, the driving mechanism is in transmission connection with the clamping jaws, and the clamping jaws can get close to the center of the containing cavity under the action of the driving mechanism. The photographing device for precious metal detection aims at solving the problem that in the prior art, when precious metal sampling and photographing are carried out, an operator difficultly considers placement and photographing of precious metal at the same time, and consequently precious metal is difficult to accurately sample.

Description

Technical Field

[0001] The utility model relates to the technical field of precious metal detection, in particular to a photographing device for precious metal detection. Background Art

[0002] In recent years, with the development of image recognition technology, the number of image-based precious metal detection methods has gradually increased. These methods usually use high-resolution image sensors to capture images of precious metals, and then use image processing and analysis technology to identify the type and purity of precious metals. Compared with traditional methods, image-based precious metal detection methods have the advantages of simple operation, fast detection speed and low cost.

[0003] Since the sampling and photographing of precious metals requires the operator to place the precious metals in a designated location and photograph the precious metals at a specific angle, it is difficult for the operator to take into account the placement and photographing of the precious metals at the same time during the photographing process, which makes it difficult to accurately sample the precious metals. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a photographing device for precious metal detection, so as to solve the problem in the prior art that it is difficult for operators to take into account the placement and photographing of precious metals at the same time when sampling and photographing precious metals, resulting in difficulty in accurate sampling of precious metals.

[0005] The utility model is realized by the following technical solutions:

[0006] A photographing device for precious metal detection comprises a workbench, a bracket and a clamping assembly are installed on the top of the workbench, a photographing probe is installed on the bracket, the clamping assembly comprises a chuck shell, the chuck shell is located directly below the photographing probe, a cavity for placing precious metals is opened in the center of the chuck shell, a plurality of claws are slidably connected to the chuck shell, a driving mechanism is installed in the chuck shell, the driving mechanism is transmission-connected to the plurality of claws, and the plurality of claws can move toward the center of the cavity under the action of the driving mechanism.

[0007] Furthermore, the driving mechanism includes a driving disk, a side surface of which is fixedly connected to a bevel tooth, a gear is meshed on the bevel tooth, one end of the gear extends outside the chuck shell, the other side surface of the driving disk is fixedly connected to a planar thread, and the clamping claw is provided with a screw thread that matches the planar thread.

[0008] Furthermore, a sliding block is fixedly connected to the side wall of the clamping claw, a sliding groove matched with the sliding block is provided on the chuck shell, and the sliding block is slidably connected in the sliding groove.

[0009] Furthermore, one end of the gear extending outside the chuck shell is fixedly connected to a rocker.

[0010] Furthermore, an angle adjustment assembly is installed between the chuck shell and the workbench, and the angle adjustment assembly includes a ball head seat and a ball head rod. One end of the ball head rod is fixedly connected to the bottom of the chuck shell, and the other end is rotatably connected to the top of the ball head seat. The bottom of the ball head seat is fixedly connected to the workbench, and a locking assembly is installed between the ball head seat and the ball head rod.

[0011] Furthermore, the locking assembly includes a screw rod, a threaded hole is formed on the side wall of the ball head seat, and one end of the screw rod passes through the threaded hole and abuts against the side wall of the ball head rod.

[0012] Furthermore, one end of the screw rod is rotatably connected to a connecting block, a first groove adapted to the connecting block is opened on the side wall of the ball head seat, the connecting block is slidably connected in the first groove, and the side wall of the connecting block fits with the side wall of the ball head rod.

[0013] Furthermore, a protrusion is fixedly connected to one end of the screw rod close to the connecting block, a second groove matched with the protrusion is formed on the connecting block, and the protrusion is rotatably connected in the second groove.

[0014] Furthermore, one end of the screw rod away from the connecting block is fixedly connected with a handle.

[0015] The beneficial effects of the utility model are:

[0016] The camera device for precious metal detection is configured to place the precious metal in a cavity, with the side to be photographed facing upward to the photographing probe, and drive the plurality of claws to move toward the center of the cavity through a driving mechanism. When the plurality of claws are in contact with the precious metal, the precious metal placed in the cavity is clamped and fixed, and the sampling area of ​​the precious metal outside the cavity is photographed through the photographing probe. Compared with the prior art, the precious metal can be placed at a specified position and maintained at a specific angle, and then the specific sampling area of ​​the precious metal can be photographed, making the precious metal sampling and photographing more accurate.

[0017] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and research, or can be taught from the practice of the present invention to some extent. The objectives and other advantages of the present invention can be achieved and obtained through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 It is a structural schematic diagram of the clamping assembly of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the chuck shell of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the angle adjustment component of the utility model;

[0022] Figure 5 It is a cross-sectional view of the ball head seat of the utility model;

[0023] Figure 6 This is a schematic diagram of the structure of the locking assembly of the utility model;

[0024] Figure 7 It is a cross-sectional view of the connecting block of the utility model.

[0025] In the figure:

[0026] 1. Workbench; 2. Bracket; 3. Shooting probe; 4. Chuck shell; 5. Cavity; 6. Claw; 7. Drive disk; 8. Bevel gear; 9. Gear; 10. Plane thread; 11. Screw thread; 12. Slider; 13. Slide groove; 14. Rocker; 15. Ball head seat; 16. Ball head rod; 17. Screw; 18. Threaded hole; 19. Connecting block; 20. First groove; 21. Bump; 22. Second groove; 23. Handle. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0028] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0030] In the above description of the utility model, it should be noted that the terms "one side", "the other side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0031] In addition, the term "same" does not mean that the parts must be absolutely the same, but slight differences are allowed. The term "vertical" only means that the positional relationship between the parts is more vertical than "parallel", and does not mean that the structure must be completely vertical, but can be slightly tilted.

[0032] See also Figure 1-7 The utility model provides a technical solution: a photographing device for precious metal detection, comprising a workbench 1, a bracket 2 and a clamping assembly are installed on the top of the workbench 1, a shooting probe 3 is installed on the bracket 2, and the clamping assembly includes a chuck shell 4, the chuck shell 4 is located directly below the shooting probe 3, and a cavity 5 for placing precious metals is opened in the center of the chuck shell 4, a plurality of claws 6 are slidably connected to the chuck shell 4, a driving mechanism is installed in the chuck shell 4, the driving mechanism is transmission-connected to the plurality of claws 6, and the plurality of claws 6 can move toward the center of the cavity 5 under the action of the driving mechanism.

[0033] In this solution, there are three claws 6, and the angles between the three claws 6 are 120 degrees, so that the precious metal placed in the cavity 5 can be evenly stressed. The three claws 6 move toward the center of the cavity 5 under the action of the driving mechanism, and can clamp and fix the three points of the precious metal placed in the cavity 5, so that the shooting probe 3 can accurately shoot the area where the precious metal is located outside the cavity 5.

[0034] When in use, the precious metal is placed in the cavity 5, and the side to be photographed and sampled faces upward to the photographing probe 3, and the three claws 6 are driven by the driving mechanism to move toward the center of the cavity 5. When the three claws 6 are in contact with the precious metal, the precious metal placed in the cavity 5 is clamped and fixed, and the sampling area of ​​the precious metal outside the cavity 5 is photographed by the photographing probe 3. Compared with the prior art, the precious metal can be placed at a specified position and maintained at a specific angle, and then the specific sampling area of ​​the precious metal can be photographed, making the precious metal sampling and shooting more accurate.

[0035] In this embodiment: the driving mechanism includes a driving disk 7, a bevel tooth 8 is fixedly connected to one side of the driving disk 7, a gear 9 is meshed on the bevel tooth 8, one end of the gear 9 extends to the outside of the chuck shell 4, and a plane thread 10 is fixedly connected to the other side of the driving disk 7, and a screw thread 11 adapted to the plane thread 10 is provided on the claw 6.

[0036] In this scheme: bevel gear 8 is provided on one side of driving disk 7, gear 9 is meshed on bevel gear 8, one end of gear 9 extends outside chuck shell 4, flat thread 10 is provided on the other side of driving disk 7, and screw thread 11 matching with flat thread 10 is provided on claw 6. When gear 9 is rotated clockwise, gear 9 meshes with bevel gear 8 to drive driving disk 7 to rotate clockwise, and claw 6 moves toward the center of cavity 5 under the cooperation of screw thread 11 and flat thread 10, and precious metal placed in cavity 5 is clamped and fixed by multiple claws. When gear 9 is rotated counterclockwise, gear 9 meshes with bevel gear 8 to drive driving disk 7 to rotate counterclockwise, and claw 6 moves away from the center of cavity 5 under the cooperation of screw thread 11 and flat thread 10, so that precious metal in cavity 5 can switch angle or be taken out.

[0037] In this embodiment, a sliding block 12 is fixedly connected to the side wall of the clamping claw 6 , a sliding groove 13 adapted to the sliding block 12 is provided on the chuck housing 4 , and the sliding block 12 is slidably connected in the sliding groove 13 .

[0038] In this solution, a slider 12 is fixedly connected to the side wall of the claw 6, a slide groove 13 adapted to the slider 12 is provided on the chuck housing 4, and the slider 12 is slidably connected in the slide groove 13. The claw 6 can slide on the chuck housing 4 more smoothly.

[0039] In this embodiment, one end of the gear 9 extending outside the chuck housing 4 is fixedly connected to a rocker 14 .

[0040] In this solution, a rocker 14 is fixedly connected to one end of the gear 9 extending outside the chuck housing 4. The gear 9 is rotated by the rocker 14, which saves more effort during operation.

[0041] In this embodiment: an angle adjustment assembly is installed between the chuck shell 4 and the workbench 1, and the angle adjustment assembly includes a ball head seat 15 and a ball head rod 16. One end of the ball head rod 16 is fixedly connected to the bottom of the chuck shell 4, and the other end is rotatably connected to the top of the ball head seat 15. The bottom of the ball head seat 15 is fixedly connected to the workbench 1, and a locking assembly is installed between the ball head seat 15 and the ball head rod 16.

[0042] In this solution: an angle adjustment assembly is installed between the chuck shell 4 and the workbench 1, and the angle adjustment assembly includes a ball head seat 15 and a ball head rod 16. One end of the ball head rod 16 is fixedly connected to the bottom of the chuck shell 4, and the other end is rotatably connected to the top of the ball head seat 15. The bottom of the ball head seat 15 is fixedly connected to the workbench 1, and a locking assembly is installed between the ball head seat 15 and the ball head rod 16. By unlocking the locking assembly, the ball head rod 16 can be pushed to rotate, so that the angle of the precious metal can be further adjusted. After adjustment, the locking assembly is in a locked state, so that the sampling and shooting of the precious metal are more accurate.

[0043] In this embodiment, the locking assembly includes a screw rod 17 , a threaded hole 18 is formed on the side wall of the ball head seat 15 , and one end of the screw rod 17 passes through the threaded hole 18 and abuts against the side wall of the ball head rod 16 .

[0044] In this solution, a threaded hole 18 is provided on the side wall of the ball head seat 15, and one end of the screw rod 17 passes through the threaded hole 18 and abuts against the side wall of the ball head rod 16. When the screw rod 17 is rotated clockwise, the screw rod 17 abuts against the side wall of the ball head rod 16 more tightly, thereby achieving locking between the ball head seats 15 and the ball head seats 15. When the screw rod 17 is rotated counterclockwise, the screw rod 17 moves away from the side wall of the ball head rod 16, thereby achieving unlocking between the ball head seats 15 and the ball head seats 15.

[0045] In this embodiment: one end of the screw rod 17 is rotatably connected to a connecting block 19, and a first groove 20 adapted to the connecting block 19 is opened on the side wall of the ball head seat 15. The connecting block 19 is slidably connected in the first groove 20, and the side wall of the connecting block 19 is in contact with the side wall of the ball head rod 16.

[0046] In this solution, a connecting block 19 is installed at one end of the screw 17, and a first groove 20 adapted to the connecting block 19 is provided on the side wall of the ball head seat 15. The connecting block 19 is slidably connected in the first groove 20, and the side wall of the connecting block 19 fits with the side wall of the ball head rod 16. When the screw 17 is rotated clockwise, the screw 17 pushes the connecting block 19 to fit more closely with the side wall of the ball head rod 16, so that the locking effect between the ball head seats 15 and the ball head seats 15 is better. When the screw 17 is rotated counterclockwise, the screw 17 pulls the connecting block 19 away from the side wall of the ball head rod 16, so that the ball head seats 15 and the ball head seats 15 are unlocked.

[0047] In this embodiment, a protrusion 21 is fixedly connected to one end of the screw rod 17 close to the connecting block 19 , a second groove 22 matching with the protrusion 21 is formed on the connecting block 19 , and the protrusion 21 is rotatably connected in the second groove 22 .

[0048] In this solution, a connecting protrusion 21 is fixed to one end of the screw rod 17 near the connecting block 19, a second groove 22 matching the protrusion 21 is formed on the connecting block 19, and the protrusion 21 is rotatably connected in the second groove 22. The screw rod 17 is rotated in the second groove 22 formed on the connecting block 19 through the protrusion 21, so that the screw rod 17 rotates more smoothly on the protrusion 21.

[0049] In this embodiment, one end of the screw rod 17 away from the connecting block 19 is fixedly connected with a handle 23 .

[0050] In this solution, a handle 23 is fixedly connected to one end of the screw rod 17 away from the connecting block 19. The screw rod 17 can be rotated comfortably by contacting the handle 23 with the hand.

[0051] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A photographing device for precious metal detection, comprising a workbench (1), characterized in that: A bracket (2) and a clamping assembly are installed on the top of the workbench (1), a shooting probe (3) is installed on the bracket (2), and the clamping assembly includes a chuck shell (4), the chuck shell (4) is located directly below the shooting probe (3), a cavity (5) for placing precious metals is opened in the center of the chuck shell (4), a plurality of claws (6) are slidably connected to the chuck shell (4), a driving mechanism is installed in the chuck shell (4), the driving mechanism is transmission-connected to the plurality of claws (6), and the plurality of claws (6) can move toward the center of the cavity (5) under the action of the driving mechanism.

2. The camera device for precious metal detection according to claim 1, characterized in that: The driving mechanism comprises a driving disk (7), a bevel tooth (8) is fixedly connected to one side of the driving disk (7), a gear (9) is meshed on the bevel tooth (8), one end of the gear (9) extends outside the chuck shell (4), a plane thread (10) is fixedly connected to the other side of the driving disk (7), and a screw thread (11) adapted to the plane thread (10) is provided on the claw (6).

3. The camera device for precious metal detection according to claim 2, characterized in that: A sliding block (12) is fixedly connected to the side wall of the clamping claw (6), a sliding groove (13) adapted to the sliding block (12) is provided on the chuck shell (4), and the sliding block (12) is slidably connected in the sliding groove (13).

4. The camera device for precious metal detection according to claim 2, characterized in that: One end of the gear (9) extending outside the chuck housing (4) is fixedly connected to a rocker (14).

5. The camera device for precious metal detection according to any one of claims 1 to 4, characterized in that: An angle adjustment component is installed between the chuck shell (4) and the workbench (1), and the angle adjustment component includes a ball head seat (15) and a ball head rod (16). One end of the ball head rod (16) is fixedly connected to the bottom of the chuck shell (4), and the other end is rotatably connected to the top of the ball head seat (15). The bottom of the ball head seat (15) is fixedly connected to the workbench (1), and a locking component is installed between the ball head seat (15) and the ball head rod (16).

6. The camera device for precious metal detection according to claim 5, characterized in that: The locking assembly comprises a screw rod (17), a threaded hole (18) is provided on the side wall of the ball head seat (15), and one end of the screw rod (17) passes through the threaded hole (18) and abuts against the side wall of the ball head rod (16).

7. The camera device for precious metal detection according to claim 6, characterized in that: One end of the screw rod (17) is rotatably connected to a connecting block (19); a first groove (20) adapted to the connecting block (19) is provided on the side wall of the ball head seat (15); the connecting block (19) is slidably connected in the first groove (20); and the side wall of the connecting block (19) is in contact with the side wall of the ball head rod (16).

8. The camera device for precious metal detection according to claim 7, characterized in that: A protrusion (21) is fixedly connected to one end of the screw rod (17) close to the connecting block (19); a second groove (22) matching the protrusion (21) is formed on the connecting block (19); and the protrusion (21) is rotatably connected in the second groove (22).

9. The camera device for precious metal detection according to claim 6, characterized in that: One end of the screw rod (17) away from the connecting block (19) is fixedly connected with a handle (23).

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