Precious metal offline self-service transaction terminal

Abstract

The utility model relates to the technical field of vending machines, and discloses a precious metal offline self-service transaction terminal which comprises a vending machine body, a first installation cavity and a second installation cavity are formed in the vending machine body, a first movable installation plate is arranged in the first installation cavity, and a second movable installation plate and a third movable installation plate are arranged in the second installation cavity. A main control module is mounted on the upper portion of the first movable mounting plate, a moving-out opening matched with the first movable mounting plate is formed in the rear side face of the vending machine body, a first box door is hinged to the moving-out opening, and a first driving unit used for driving the first movable mounting plate to move is arranged in the first mounting cavity. A goods storage device is fixedly mounted on one face of the second movable mounting plate, and a goods taking and placing device is fixedly mounted on the upper surface of the third movable mounting plate. According to the vending machine, the first movable mounting plate, the second movable mounting plate and the third movable mounting plate can move, so that the efficiency of mounting or later maintenance of parts in the vending machine body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vending machines, in particular to an offline self-service transaction terminal for precious metals. Background Art

[0002] Offline self-service transaction terminals include vending machines. Vending machines are unmanned. Products for sale are placed inside the vending machines, and consumers purchase products by themselves. They are not restricted by time and place, save manpower and facilitate transactions, and are widely used.

[0003] Precious metals refer to relatively valuable metals, including gold. To facilitate the sale of these metals, self-service vending machines are commonly used in the prior art. For example, patent publication number CN202584287U discloses a self-service precious metal bar vending machine that connects to a UnionPay service platform front-end via an interface, allowing users to purchase precious metal bars using bank cards. The machine comprises a housing; a main control unit for processing input and output information; a display and touch screen module connected to the main control unit for inputting information; a secure metal encryption keyboard for receiving user passwords; a card reader controlled by the main control unit for reading cards; an environmental monitoring device for collecting information about the device's operating environment and providing monitoring and alarms; and a delivery device for ejecting or retrieving precious metal bars. This utility model utilizes a modular hardware structure, integrating existing equipment to provide comprehensive self-service silver bar sales functionality. Users can purchase precious metal bars using bank cards without having to go through the service desks of rare metal exchanges or banks. This simplified operation significantly improves the efficiency of banks and exchanges.

[0004] The above patents have obvious beneficial effects, but still have the following deficiencies in actual operation:

[0005] The existing self-service vending machines are roughly composed of a main control system, a goods storage device and a goods picking and placing device. The main control system enters consumer information, the goods storage device is used to store the goods to be sold, and the goods picking and placing device takes the goods purchased by the consumer from the goods storage device and transfers them to the outside of the self-service vending machine. Since the main control system, the goods storage device and the goods picking and placing device are all composed of a large number of parts or modules, when the main control system, the goods storage device and the goods picking and placing device are installed or their internal maintenance is required later, due to the limited internal space, weak light and visual blind spots of the self-service vending machine, it is more troublesome to install or maintain the internal parts of the vending machine, and the efficiency of installing or maintaining the internal parts structure of the vending machine is reduced. Therefore, this field urgently needs to make improvements to the offline self-service transaction terminal for precious metals to solve the defects of the existing technology. Utility Model Content

[0006] In view of the shortcomings of the existing technology, the utility model provides an offline self-service transaction terminal for precious metals, which improves the efficiency of installation or subsequent maintenance of internal components of a vending machine body.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an offline self-service transaction terminal for precious metals, comprising a vending machine body, wherein a first mounting cavity and a second mounting cavity are provided in the vending machine body, a first movable mounting plate is provided in the first mounting cavity, a second movable mounting plate in a vertical direction and a third movable mounting plate in a horizontal direction are provided in the second mounting cavity, a main control module is installed on the upper part of the first movable mounting plate, a removal port adapted to the first movable mounting plate is provided on the rear side of the vending machine body, a first box door is hinged at the removal port position, a first driving module for driving the first movable mounting plate to move is provided in the first mounting cavity The second movable mounting plate is fixedly mounted with a cargo storage device on one side, and a cargo picking and placing device is fixedly mounted on the upper surface of the third movable mounting plate. A side panel is fixedly connected to the second movable mounting plate on one side, and a sliding outlet adapted to the side panel is provided on one side of the vending machine body. A second driving unit for driving the second movable mounting plate to move is provided on the inner side wall of the second mounting cavity. A second box door adapted to the third movable mounting plate is provided on the front side of the vending machine body, and a cargo outlet adapted to the cargo picking and placing device is provided on the second box door. A third driving unit for driving the third movable mounting plate to move is provided on the bottom of the second mounting cavity.

[0008] Preferably, the upper part of the vending machine body is provided with a display screen, a binocular camera, a UnionPay card slot, a metal password keyboard, a passport reader, an LED light board, a peep mirror and a receipt outlet.

[0009] Preferably, the first drive unit includes a first drive motor fixedly installed at the bottom of the first installation cavity, the output end of the first drive motor is fixedly connected to the first screw rod, and the lower surface of the first movable mounting plate is fixedly installed with a first movable block threadedly connected to the first screw rod.

[0010] Preferably, two symmetrical first sliding plates are fixedly installed on the lower surface of the first movable mounting plate, two symmetrical first fixed plates are fixedly installed on the bottom of the first mounting cavity, a first sliding bar is fixedly connected to the upper surface of the first fixed plate, a first sliding frame adapted to the first sliding bar is fixedly connected to the lower surface of the first sliding plate, and a wiring groove connected to the second mounting cavity is opened on the side of the first movable mounting plate.

[0011] Preferably, the second driving unit includes a second driving motor fixedly mounted on the inner side wall of the second mounting cavity, a plurality of fixed blocks are fixedly connected to the inner side wall of the second mounting cavity, a second screw rod is rotatably connected between two of the fixed blocks, a transmission wheel is fixedly mounted on the side surface of one end of the second screw rod and the side surface of the output end of the second driving motor, a transmission belt for transmission is sleeved between the two adjacent side surfaces of the transmission wheels, and the side surface of the second screw rod is threadedly connected to a second moving block fixedly mounted on one side of the second movable mounting plate.

[0012] Preferably, two symmetrical second sliding plates are fixedly installed on one side of the second movable mounting plate, a second fixed plate is fixedly installed on the inner side wall of the second mounting cavity, a plurality of rolling wheels are rotatably connected to one side of the second sliding plate, and a movable groove adapted to the rolling wheel is opened on one side of the second fixed plate.

[0013] Preferably, the third drive unit includes a third drive motor fixedly mounted on the bottom of the second mounting cavity, a third screw rod is fixedly mounted on the output end of the third drive motor, and a third movable block is fixedly connected to the lower surface of the third movable mounting plate and is threadedly connected to the third screw rod.

[0014] Preferably, two symmetrical third sliding plates are fixedly installed on the lower surface of the third movable mounting plate, a third fixed plate is fixedly installed on the bottom of the second mounting cavity, a second sliding bar is fixedly connected to the lower surface of the third sliding plate, and a second sliding frame adapted to the second sliding bar is fixedly connected to the upper surface of the third fixed plate.

[0015] In view of the shortcomings of the existing technology, the present invention provides an offline self-service precious metal transaction terminal, which overcomes the shortcomings of the existing technology. The beneficial effects of the present invention are:

[0016] In the present invention, the first driving unit is used to move most of the first movable mounting plate out of the first mounting cavity from the removal outlet, and the main control module is fixedly installed on the first movable mounting plate. Most of the main control module can be moved to the outside, which is convenient for the installation or later maintenance of the main control module. When the cargo storage device needs to be installed or precious metals need to be added later, the second movable mounting plate is moved out of the sliding outlet position by the second driving unit, and the cargo storage device is fixedly installed on the second movable mounting plate, or precious metals are added to the cargo storage device. After the second movable mounting plate slides into the second mounting cavity, the side plate is sealed at the sliding outlet position, which is convenient for the installation of the cargo storage device and the later addition of precious metals. When the cargo picking and placing device needs to be installed or maintained later, the second box door is opened, and the third driving unit is started. The third driving unit drives most of the third movable mounting plate to move out of the second mounting cavity, which is convenient for the installation or later maintenance of the cargo picking and placing device, thereby improving the efficiency of the installation or later maintenance of the internal components of the vending machine body.

[0017] Other features and advantages of the present invention will be described in the following description, and in part will become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be achieved and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0019] Figure 1 This is a schematic diagram of the internal structure of the vending machine body in the present utility model;

[0020] Figure 2 This is a schematic structural diagram of the front side view of the vending machine body in the present invention;

[0021] Figure 3 This is a schematic diagram of the structure of the vending machine body in the present invention from the rear side;

[0022] Figure 4 This is a structural diagram of the first movable mounting plate in the present utility model;

[0023] Figure 5 This is a schematic structural diagram of the second movable mounting plate in the present utility model;

[0024] Figure 6 This is a schematic structural diagram of the third movable mounting plate in the present utility model;

[0025] Figure 7 for Figure 4 A in the middle is an enlarged structural diagram;

[0026] Figure 8 for Figure 5 The enlarged structural diagram at B in the middle;

[0027] Figure 9 for Figure 6 Enlarged structural diagram at point C in the middle.

[0028] In the figure: 1. vending machine body; 2. first mounting cavity; 3. second mounting cavity; 4. cargo storage device; 5. cargo pick-up and placement device; 6. first movable mounting plate; 7. second movable mounting plate; 8. third movable mounting plate; 9. sliding port; 10. side panel; 11. removal port; 12. first door; 13. second door; 14. cargo outlet; 15. display screen; 16. binocular camera; 17. UnionPay card slot; 18. metal password keyboard; 19. passport reader; 20. LED light board; 21. anti-peep mirror; 22. first drive motor; 23. first screw rod; 24. A moving block; 25. A first sliding plate; 26. A first fixed plate; 27. A first sliding bar; 28. A first sliding frame; 29. A wiring groove; 30. A second drive motor; 31. A fixed block; 32. A second screw rod; 33. A transmission wheel; 34. A transmission belt; 35. A second moving block; 36. A second sliding plate; 37. A second fixed plate; 38. A rolling wheel; 39. A moving groove; 40. A third drive motor; 41. A third screw rod; 42. A third moving block; 43. A third sliding plate; 44. A third fixed plate; 45. A second sliding frame; 46. A second sliding bar; 47. A receipt outlet. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0030] Example 1

[0031] See also Figures 1-9, a precious metal offline self-service transaction terminal, including a vending machine body 1, a first mounting cavity 2 and a second mounting cavity 3 are provided in the vending machine body 1, a first movable mounting plate 6 is provided in the first mounting cavity 2, a second movable mounting plate 7 in a vertical direction and a third movable mounting plate 8 in a horizontal direction are provided in the second mounting cavity 3, a main control module is installed on the upper part of the first movable mounting plate 6, a removal port 11 adapted to the first movable mounting plate 6 is opened on the rear side of the vending machine body 1, a first box door 12 is hinged at the position of the removal port 11, a first driving unit for driving the first movable mounting plate 6 to move is provided in the first mounting cavity 2, a cargo storage device 4 is fixedly installed on one surface of the second movable mounting plate 7, and a cargo taking device is fixedly installed on the upper surface of the third movable mounting plate 8. The storage device 5 is provided with a side panel 10 fixedly connected to the second movable mounting plate 7 on one side, and a sliding port 9 adapted to the side panel 10 is provided on one side of the vending machine body 1. The inner wall of the second mounting cavity 3 is provided with a second driving unit for driving the second movable mounting plate 7 to move. The front side of the vending machine body 1 is provided with a second box door 13 adapted to the third movable mounting plate 8. The second box door 13 is provided with a cargo outlet 14 adapted to the cargo picking and placing device 5. The bottom of the second mounting cavity 3 is provided with a third driving unit for driving the third movable mounting plate 8 to move. The upper part of the vending machine body 1 is provided with a display screen 15, a binocular camera 16, a UnionPay card slot 17, a metal password keyboard 18, a passport reader 19, an LED light board 20, a peep mirror 21 and a receipt outlet 47.

[0032] Specific implementation method of this embodiment: The main control module in this embodiment is interconnected with the Internet. The main control module can obtain real-time market information of precious metals from the local official website. The precious metals are placed on the cargo storage device 4 in the existing public technology. The cargo picking and placing device 5 is also the existing public technology. The cargo picking and placing device 5 can take the precious metals purchased by the consumer from the cargo storage device 4 and transfer them to the cargo outlet 14 on the second box door 13. When the consumer needs to purchase the precious metals inside the vending machine body 1, when the binocular camera 16 detects that there is a consumer standing in front of the machine, the main control module is activated at this time, and the main control module calls the local official website. The real-time market price of precious metals is displayed on the display screen 15, and all the information and photos of precious metals sold in the vending machine body 1 are displayed. Users can choose and purchase precious metals according to their needs. When purchasing, they can use a bank card to insert the UnionPay card slot 17 and enter the password through the metal password keyboard 18. The consumer's information and identity can also be confirmed through the passport reader 19. The anti-peep mirror 21 can observe the situation behind to prevent others from peeping. After the consumer pays, the cargo retrieval device 5 transfers the corresponding precious metal on the cargo storage device 4 to the cargo outlet 14 position, and prints the corresponding receipt and outputs it from the receipt outlet 47, completing the self-service precious metal purchase process. The LED light board 20 displays the information of the brand vending machine body 1.

[0033] When installing and maintaining the main control module, the cargo storage device 4 and the cargo picking and placing device 5, the first box door 12 is opened, the first driving unit is started to move most of the first movable mounting plate 6 out of the first mounting cavity 2 from the removal outlet 11, and the main control module is fixedly installed on the first movable mounting plate 6. Most of the main control module can be moved to the outside, which is convenient for installation or later maintenance of the main control module. When the cargo storage device 4 needs to be installed or precious metals need to be added later, the second movable mounting plate 7 is moved out of the sliding outlet 9 by the second driving unit, and the cargo storage device 4 is fixedly installed on the second The second movable mounting plate 7 is moved onto the second mounting cavity 3, or precious metals are added to the cargo storage device 4. After the second movable mounting plate 7 slides into the second mounting cavity 3, the side plate 10 is sealed at the position of the sliding outlet 9, which is convenient for installing the cargo storage device 4 and convenient for adding precious metals at a later time. When the cargo picking and placing device 5 needs to be installed or maintained at a later time, the second box door 13 is opened and the third driving unit is started. The third driving unit drives most of the third movable mounting plate 8 to move out of the second mounting cavity 3, which is convenient for installing or maintaining the cargo picking and placing device 5 at a later time, thereby improving the efficiency of installing or maintaining the internal components of the vending machine body 1.

[0034] Among them, the above-mentioned display screen 15, binocular camera 16, passport reader 19 and LED light board 20 can all be purchased on the market. They are mature technologies and have been fully disclosed, so they are not repeated in the specification. The display screen 15, binocular camera 16, passport reader 19 and LED light board 20 are all equipped with power connection lines, and they are electrically connected to the external main controller module and 220V phase voltage (or chemical power supply) through the power lines, and the main controller module can be a conventional known device such as a computer that plays a control role.

[0035] Example 2

[0036] See also Figure 1 、 Figure 3 、 Figure 4 and Figure 7 , this embodiment includes the above-mentioned embodiment, wherein the first driving unit includes a first driving motor 22 fixedly installed on the bottom of the first mounting cavity 2, the output end of the first driving motor 22 is fixedly connected to the first screw rod 23, the lower surface of the first movable mounting plate 6 is fixedly installed with a first moving block 24 threadedly connected to the first screw rod 23, the lower surface of the first movable mounting plate 6 is fixedly installed with two symmetrical first sliding plates 25, two symmetrical first fixed plates 26 are fixedly installed on the bottom of the first mounting cavity 2, the upper surface of the first fixed plate 26 is fixedly connected with a first sliding bar 27, the lower surface of the first sliding plate 25 is fixedly connected with a first sliding frame 28 adapted to the first sliding bar 27, and the side of the first movable mounting plate 6 is provided with a wiring groove 29 connected to the second mounting cavity 3.

[0037] The specific implementation method of this embodiment is: when the first movable mounting plate 6 needs to be moved out of the first mounting cavity 2, by starting the first drive motor 22, the output end of the first drive motor 22 drives the first screw rod 23 to rotate, and when the first screw rod 23 rotates, it drives the first moving block 24 to move along the first screw rod 23, and when the first moving block 24 moves, it drives the first movable mounting plate 6 to move. At this time, the first sliding bar 27 slides in the first sliding frame 28, and the first sliding bar 27 limits the position of the first movable mounting plate 6 to ensure that the first movable mounting plate 6 moves out of the first mounting cavity 2 in a horizontal state, and the main control module is installed, wherein the connecting wires between the main control module and the second drive unit, the third drive unit and the cargo picking and placing device 5 are inserted into the second mounting cavity 3 from the wiring groove 29 position. When the first movable mounting plate 6 slides into the first mounting cavity 2, the first box door 12 is closed and locked.

[0038] Among them, the first drive motor 22 mentioned above can be purchased on the market. It is a mature technology and has been fully disclosed, so it is not repeated in the specification. The first drive motor 22 is equipped with a power connection line, and it is electrically connected to the external main controller module and 220V phase voltage (or chemical power source) through the power line, and the main controller module can be a conventional known device such as a computer that plays a control role.

[0039] Example 3

[0040] See also Figure 1 、 Figure 2 、 Figure 5 and Figure 8 , this embodiment includes all the above embodiments, wherein the second driving unit includes a second driving motor 30 fixedly mounted on the inner wall of the second mounting cavity 3, a plurality of fixed blocks 31 are fixedly connected to the inner wall of the second mounting cavity 3, a second screw rod 32 is rotatably connected between the two fixed blocks 31, a transmission wheel 33 is fixedly mounted on the side surface of one end of the second screw rod 32 and the side surface of the output end of the second driving motor 30, a transmission belt 34 for transmission is sleeved between the sides of two adjacent transmission wheels 33, a second movable block 35 fixedly mounted on one side of the second movable mounting plate 7 is threadedly connected to the side surface of the second screw rod 32, two symmetrical second sliding plates 36 are fixedly mounted on one side of the second movable mounting plate 7, a second fixed plate 37 is fixedly mounted on the inner wall of the second mounting cavity 3, a plurality of rolling wheels 38 are rotatably connected to one side of the second sliding plate 36, and a movable groove 39 adapted to the rolling wheel 38 is opened on one side of the second fixed plate 37.

[0041] When the second movable mounting plate 7 needs to be moved out of the second mounting cavity 3, the second driving motor 30 is started, and the output end of the second driving motor 30 drives one of the transmission wheels 33 to rotate. The transmission wheel 33 drives the other two transmission wheels 33 to rotate through the transmission belt 34, and the transmission wheel 33 drives the corresponding second screw rod 32 to rotate. When the second screw rod 32 rotates, it drives the second moving block 35 to move along the second screw rod 32, and the second moving block 35 drives the second movable mounting plate 7 to move out of the sliding outlet 9. When the second movable mounting plate 7 moves, the rolling wheel 38 rolls in the moving groove 39. Since several precious metals are placed on the cargo storage device 4, their weight is relatively heavy. The setting of the rolling wheel 38 reduces the friction coefficient between the second sliding plate 36 and the second fixed plate 37 when the second movable mounting plate 7 moves. When the second movable mounting plate 7 slides into the second mounting cavity 3, the side plate 10 is sealed at the sliding outlet 9 position and the side plate 10 is locked.

[0042] Among them, the second drive motor 30 mentioned above can be purchased on the market. It is a mature technology and has been fully disclosed, so it is not repeated in the specification. The second drive motor 30 is equipped with a power connection line, and it is electrically connected to the external main controller module and 220V phase voltage (or chemical power source) through the power line, and the main controller module can be a conventional known device such as a computer that plays a control role.

[0043] Example 4

[0044] See also Figure 1 、 Figure 2 、 Figure 6 and Figure 9 , this embodiment includes all the above embodiments, wherein the third driving unit includes a third driving motor 40 fixedly mounted on the bottom of the second mounting cavity 3, a third screw rod 41 is fixedly mounted on the output end of the third driving motor 40, a third movable block 42 threadedly connected to the third screw rod 41 is fixedly connected to the lower surface of the third movable mounting plate 8, two symmetrical third sliding plates 43 are fixedly mounted on the lower surface of the third movable mounting plate 8, a third fixed plate 44 is fixedly mounted on the bottom of the second mounting cavity 3, a second sliding bar 46 is fixedly connected to the lower surface of the third sliding plate 43, and a second sliding frame 45 adapted to the second sliding bar 46 is fixedly connected to the upper surface of the third fixed plate 44.

[0045] The specific implementation method in this embodiment is as follows: when the third movable mounting plate 8 needs to be moved out of the second mounting cavity 3, the second box door 13 is opened, and the third drive motor 40 is started. The output end of the third drive motor 40 drives the third screw rod 41 to rotate, and when the third screw rod 41 rotates, it drives the third moving block 42 to move, and the third moving block 42 drives the third movable mounting plate 8 to move. At the same time, the second sliding bar 46 slides in the second sliding frame 45 to limit the position of the third movable mounting plate 8. When the third movable mounting plate 8 slides into the second mounting cavity 3, the second box door 13 is closed and locked.

[0046] Among them, the third drive motor 40 mentioned above can be purchased on the market. It is a mature technology and has been fully disclosed, so it is not repeated in the specification. The third drive motor 40 is equipped with a power connection line, and it is electrically connected to the external main controller module and 220V phase voltage (or chemical power source) through the power line, and the main controller module can be a conventional known device such as a computer that plays a control role.

[0047] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A precious metal offline self-service transaction terminal, comprising a vending machine body (1), characterized in that: The vending machine body (1) is provided with a first installation cavity (2) and a second installation cavity (3), the first installation cavity (2) is provided with a first movable installation plate (6), the second installation cavity (3) is provided with a second movable installation plate (7) in a vertical direction and a third movable installation plate (8) in a horizontal direction, a main control module is installed on the upper part of the first movable installation plate (6), a removal port (11) adapted to the first movable installation plate (6) is opened on the rear side of the vending machine body (1), a first box door (12) is hinged at the position of the removal port (11), a first driving unit for driving the first movable installation plate (6) to move is provided in the first installation cavity (2), a cargo storage device is fixedly installed on one side of the second movable installation plate (7), and a first door (12) is hinged on the first door (12) to drive the first movable installation plate (6) to move. The invention relates to a vending machine (4), wherein a goods picking and placing device (5) is fixedly installed on the upper surface of the third movable mounting plate (8), a side plate (10) is fixedly connected to one side of the second movable mounting plate (7), a sliding outlet (9) adapted to the side plate (10) is opened on one side of the vending machine body (1), a second driving unit for driving the second movable mounting plate (7) to move is provided on the inner side wall of the second mounting cavity (3), a second box door (13) adapted to the third movable mounting plate (8) is provided on the front side of the vending machine body (1), a goods outlet (14) adapted to the goods picking and placing device (5) is provided on the second box door (13), and a third driving unit for driving the third movable mounting plate (8) to move is provided on the inner bottom of the second mounting cavity (3).

2. The offline self-service precious metal transaction terminal according to claim 1, characterized in that: The upper part of the vending machine body (1) is provided with a display screen (15), a binocular camera (16), a UnionPay card slot (17), a metal password keyboard (18), a passport reader (19), an LED light board (20), a peeping mirror (21) and a receipt outlet (47).

3. The offline self-service precious metal transaction terminal according to claim 1, characterized in that: The first drive unit comprises a first drive motor (22) fixedly mounted on the bottom of the first mounting cavity (2); an output end of the first drive motor (22) is fixedly connected to a first screw rod (23); and a first moving block (24) threadedly connected to the first screw rod (23) is fixedly mounted on the lower surface of the first movable mounting plate (6).

4. The offline self-service precious metal transaction terminal according to claim 3, characterized in that: Two symmetrical first sliding plates (25) are fixedly installed on the lower surface of the first movable mounting plate (6), two symmetrical first fixed plates (26) are fixedly installed on the bottom of the first mounting cavity (2), the upper surface of the first fixed plate (26) is fixedly connected with a first sliding bar (27), the lower surface of the first sliding plate (25) is fixedly connected with a first sliding frame (28) adapted to the first sliding bar (27), and the side surface of the first movable mounting plate (6) is provided with a wiring groove (29) connected to the second mounting cavity (3).

5. The offline self-service precious metal transaction terminal according to claim 1, characterized in that: The second drive unit comprises a second drive motor (30) fixedly mounted on the inner wall of the second mounting cavity (3); a plurality of fixed blocks (31) are fixedly connected to the inner wall of the second mounting cavity (3); a second screw rod (32) is rotatably connected between two of the fixed blocks (31); a transmission wheel (33) is fixedly mounted on one end side of the second screw rod (32) and the side of the output end of the second drive motor (30); a transmission belt (34) for transmission is sleeved between the sides of two adjacent transmission wheels (33); and a second movable block (35) is threadedly connected to the side of the second screw rod (32) and fixedly mounted on one side of the second movable mounting plate (7).

6. The offline self-service precious metal transaction terminal according to claim 5, characterized in that: Two symmetrical second sliding plates (36) are fixedly mounted on one side of the second movable mounting plate (7), a second fixed plate (37) is fixedly mounted on the inner side wall of the second mounting cavity (3), a plurality of rolling wheels (38) are rotatably connected to one side of the second sliding plate (36), and a movable groove (39) adapted to the rolling wheels (38) is provided on one side of the second fixed plate (37).

7. The offline self-service precious metal transaction terminal according to claim 1, characterized in that: The third drive unit comprises a third drive motor (40) fixedly mounted on the bottom of the second mounting cavity (3); a third screw rod (41) is fixedly mounted on the output end of the third drive motor (40); and a third movable block (42) threadedly connected to the third screw rod (41) is fixedly connected to the lower surface of the third movable mounting plate (8).

8. The offline self-service precious metal transaction terminal according to claim 7, characterized in that: Two symmetrical third sliding plates (43) are fixedly installed on the lower surface of the third movable mounting plate (8), a third fixed plate (44) is fixedly installed on the bottom of the second mounting cavity (3), a second sliding bar (46) is fixedly connected to the lower surface of the third sliding plate (43), and a second sliding frame (45) adapted to the second sliding bar (46) is fixedly connected to the upper surface of the third fixed plate (44).

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