Intelligent express cabinet

Abstract

The intelligent express cabinet comprises table legs, the tops of the table legs are fixedly connected with a main body structure, the top ends of the table legs are fixedly connected with a box body, the right side of the box body is fixedly connected with an intelligent control screen, the right side of the box body is fixedly connected with an object taking opening, and the object taking opening is formed in the right side of the intelligent control screen; the top end of the box body is fixedly connected with a rain shelter, the left side of the box body is fixedly connected with an electronic lock, and the left side of the box body is fixedly connected with a storage opening. And the clamping device can accurately control the clamping force and the clamping position through combination of the clamping plate and a control system of the intelligent express cabinet, rapid positioning and storing and taking of the parcels are achieved, the storing and taking efficiency is improved, and the waiting time of a user is shortened.

Description

Technical Field

[0001] The present invention relates to the technical field of express delivery cabinets, and in particular to an intelligent express delivery cabinet. Background Art

[0002] With the continuous progress of the times, our living standards are also constantly improving. From the beginning, we had to travel a long way to buy things, but gradually express delivery and takeout became popular. With the continuous development of the express delivery industry, the original face-to-face signature was gradually changed to storage in express lockers.

[0003] However, when the existing technology is actually used, there are still some aspects that have not been taken into consideration: the traditional one-cabinet-one-door method is still used to deliver and receive express. The one-cabinet-one-door design requires staff to open the cabinet doors one by one to put the goods in when delivering the express. The increased delivery time not only reduces work efficiency, but also the one-cabinet-one-door design cannot reasonably store the express according to the size of the express, and the space utilization rate is low. Summary of the invention

[0004] The purpose of the present invention is to provide a smart express cabinet to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an intelligent express cabinet, including a table foot, which serves as the supporting structure of the entire express cabinet and is made of sturdy and durable materials to ensure that it can remain stable even in adverse weather conditions. The top of the table foot is fixedly connected to the main structure, and the top of the table foot is fixedly connected to a box body. The box body, as the main appearance of the main structure, is made of high-quality cold-rolled steel plates, and the surface is electrostatically sprayed, which is both beautiful and corrosion-resistant. The right side of the box body is fixedly connected to an intelligent control screen, which uses high-definition touch technology. Users only need to perform simple operations to complete a series of operations such as storing, retrieving, querying, and notifying packages, which is both convenient and fast. At the same time, the intelligent control screen can also realize real-time The usage status, remaining space and other information of the express cabinet are displayed so that users can see it at a glance. The right side of the cabinet is fixedly connected with a retrieval port, and the retrieval port is on the right side of the smart control screen. The top of the cabinet is fixedly connected with a awning, and the awning covering the top of the cabinet is made of high-strength waterproof material, which effectively prevents the erosion of the express cabinet by rain and snow and protects the dryness and safety of the internal packages. An electronic lock is fixedly connected to the left side of the cabinet, and a storage port is fixedly connected to the left side of the cabinet, and the storage port is on the right side of the electronic lock. The electronic lock and the storage port are arranged side by side. The electronic lock adopts advanced encryption technology to ensure that only authorized users can open the storage port, which increases the security of the storage space. A lock plate is fixedly connected to the top of the storage port.

[0006] Preferably, the top of the table foot is slidably connected with a rotating structure, the inner wall of the table foot is slidably connected with a moving plate, the top of the moving plate is fixedly connected with a first motor, the first motor adopts a high-performance servo motor, which can accurately control the rotation speed and torque, and is connected to the first connecting block through a reduction mechanism, thereby ensuring the smoothness and accuracy of power transmission, the top of the first motor is fixedly connected with a first connecting block, and the top of the first connecting block is fixedly connected with a first sliding rod, the first sliding rod is a key component connecting the first connecting block and the rotating plate, and its surface is precisely ground to ensure seamless docking with the slide groove on the rotating plate, thereby realizing the free sliding of the rotating plate in the vertical direction, the outer wall of the first sliding rod is slidably connected to the rotating plate, and the design of the rotating plate fully considers the mechanical balance, and adopts lightweight materials and reinforcing rib structure, which not only ensures The cam is connected to the second clamping plate by the second retracting rod and the second retracting rod is connected to the first clamping plate by the second retracting rod.

[0007] Preferably, the top end of the first slide bar is rotatably connected to a moving structure, the top end of the first slide bar is rotatably connected to a connecting plate, the top of the connecting plate is fixedly connected to a second connecting block, the inner wall of the second connecting block is rotatably connected to the second slide bar, the top of the second slide bar is fixedly connected to the second motor, the outer wall of the first slide bar is slidably connected to a third connecting block, the inner wall of the third connecting block is fixedly connected to a limiting block, and the limiting block effectively limits any unnecessary deviation of the third connecting block during the sliding process. This design not only ensures the linearity and accuracy of the movement of the third connecting block, but also greatly improves the overall stability and reliability of the system, the right side of the limiting block is fixedly connected to the third motor, the left side of the third motor is fixedly connected to the third slide bar, and the left side of the third slide bar is fixedly connected to a clamping wheel, the clamping wheel part tightly fits and clamps the first slide bar while maintaining flexible up and down movement ability, and the clamping wheel is equipped with precision rolling bearings or sliding bearings, which greatly reduces the friction between the first slide bar and makes the entire moving process smoother and more stable.

[0008] Preferably, the inner wall of the box is fixedly connected to a storage cabinet structure, the inner wall of the box is fixedly connected to a fixed storage cabinet, the right side of the fixed storage cabinet is slidably connected to a storage plate, the left side of the storage plate is fixedly connected to a fourth connecting block, the inner wall of the fourth connecting block is fixedly connected to a fixed block, the inner wall of the fixed block is fixedly connected to a fourth motor, the bottom of the fourth motor is fixedly connected to a fourth slide rod, the inner wall of the second limiting groove is rotatably connected to a lead screw nut, and the lead screw nut is on the left side of the fourth slide rod, the fourth motor will drive the fourth slide rod at the bottom to rotate, and the lead screw nut tightly fitting on the left side of the fourth slide rod will convert the rotational motion into linear motion through its internal threaded structure. This conversion is not only accurate and reliable, but also can ensure the stability of the storage board when adjusting the height. The inner wall of the screw nut is slidably connected with a screw, and the inner wall of the box is designed with multiple storage cabinet structures, including fixed storage cabinets and storage boards with adjustable height. The fixed storage cabinets provide basic storage space, and the storage board is precisely matched with the fourth motor, the fourth slide rod and the screw nut to achieve free adjustment of height. In this way, no matter the size of the package, the most suitable storage space can be found, which greatly improves the space utilization.

[0009] Preferably, the outer wall of the first sliding rod is fixedly connected with a first limiting groove, and there are three first sliding rods which are distributed at an angle of ninety degrees along the rotating plate.

[0010] Preferably, the top end of the first sliding rod is rotatably connected to a first ball, and the outer wall of the first ball is slidably connected to a connecting plate.

[0011] Preferably, a second ball bearing is slidably connected to the inner wall of the second connecting block, and a second sliding rod is slidably connected to the outer wall of the second ball bearing.

[0012] Preferably, the outer wall of the second slide bar is gear-shaped, and a gear bar is fixedly connected to the inner wall of the box body, and the gear bar is meshed with the gear on the outer wall of the second slide bar.

[0013] Preferably, there are multiple clamping wheels symmetrically distributed along the first sliding rod, and the clamping wheels are driven by belts.

[0014] Preferably, the inner wall of the box body is fixedly connected to the second limiting groove, and the inner wall of the second limiting groove is slidably connected to a fixing block.

[0015] Compared with the prior art, the beneficial effects of the present invention are: by fixing the telescopic rod with the splint, the splint can prevent the package from shaking, shifting or even falling during transportation or storage and retrieval, thereby ensuring the safety and integrity of the package, and by combining the splint with the control system of the smart express cabinet, the clamping device can accurately control the clamping force and position to achieve rapid positioning and storage and retrieval of the package, which not only improves the storage and retrieval efficiency, but also reduces the waiting time of users.

[0016] By dividing the fixed lockers into large and small types, storage compartments of different sizes can adapt to packages of different sizes, avoiding space waste due to package size mismatch. In addition, there is a storage board whose position can be adjusted by a lead screw nut. The storage board can be adjusted according to the actual size of the package and can flexibly cope with packages of different sizes, allowing the express lockers to accommodate more types of packages and further improving space utilization.

[0017] Through the cooperation of the first motor, the first sliding rod, the first connecting block, the first moving block and the rotating plate, the splint can rotate 360 ​​degrees and move forward and backward, thereby improving the flexibility of the splint and making it easier to adapt to goods in different directions and angles, making it more convenient to take and put goods, and further improving the working efficiency of the equipment.

[0018] Through the cooperation of the card wheel, the third motor and the gear bar, the turntable can drive the splint to move freely in the XZ plane. The free movement of the splint in the XZ plane enables the express cabinet to make full use of the space in both vertical and horizontal directions. This flexibility allows the express cabinet to dynamically adjust according to the actual size and shape of the package to avoid space waste, thereby improving the overall storage density and space utilization. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the positive triaxial structure of the present invention; Figure 2 It is a schematic diagram of the back structure of the present invention; Figure 3 A schematic diagram of a two-thirds cross-section structure of the present invention; Figure 4 It is a schematic diagram of the rotating structure of the present invention; Figure 5 For the present invention Figure 4 A partial enlarged view of the middle part; Figure 6 is a structural schematic diagram of the second connecting block of the present invention; Figure 7 It is a schematic diagram of the mobile structure of the present invention; Figure 8 For the present invention Figure 7 A partial enlarged view of point B in the middle; Fig. 9 This is a diagram showing the internal structure of the third connecting plate of the present invention; Fig.10 A schematic diagram of a one-third cross-sectional structure of the present invention; Fig.11 This is a schematic diagram of the storage structure of the present invention; Fig.12 For the present invention Fig.11 A partial enlarged view of point C in the middle; Fig.13It is a schematic diagram of the structure of the storage board of the present invention.

[0020] In the figure: 1. table foot; 2. main structure; 201. box; 202. intelligent control screen; 203. canopy; 204. access port; 205. electronic lock; 206. storage port; 207. lock plate; 3. rotating structure; 301. rotating plate; 302. first clamping plate; 303. first retracting rod; 304. first moving block; 305. second retracting rod; 306. second clamping plate; 307. first sliding rod; 308. first motor; 309. moving plate; 310. first limiting groove; 311. first connecting block; 312. first ball bearing; 4. Mobile structure; 401, second motor; 402, second slide bar; 403, second connecting block; 404, connecting plate; 405, second ball bearing; 406, gear bar; 407, third connecting block; 408, third motor; 409, clamping wheel; 410, limit block; 411, third slide bar; 5, storage cabinet structure; 501, storage plate; 502, fourth connecting block; 503, second limit groove; 504, fixed block; 505, fourth motor; 506, fourth slide bar; 507, lead screw nut; 508, lead screw; 509, fixed storage cabinet. DETAILED DESCRIPTION

[0021] The following will be combined with the attached embodiment of the present invention Figure 1-13 , the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. 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.

[0022] See also Figure 1-13 The present invention provides a technical solution: an intelligent express cabinet, comprising a table leg 1, the design of the table leg 1 not only takes into account the load-bearing capacity, but also takes into account the aesthetics and practicality. The surface of the table leg 1 is treated with rust prevention, and even if it is exposed to the outdoor environment for a long time, it can maintain the neatness and beauty of the appearance. The top of the table leg 1 is fixedly connected with the main structure 2, the top of the table leg 1 is fixedly connected with the box body 201, the right side of the box body 201 is fixedly connected with the intelligent control screen 202, the right side of the box body 201 is fixedly connected with the access port 204, and the access port 204 is on the right side of the intelligent control screen 202, the top of the box body 201 is fixedly connected with the awning 203, the left side of the box body 201 is fixedly connected with the electronic lock 205, the left side of the box body 201 is fixedly connected with the storage port 206, and the storage port 206 is on the right side of the electronic lock 205, and the top of the storage port 206 is fixedly connected with a lock plate 207.

[0023] The top of the table foot 1 is slidably connected with a rotating structure 3, the inner wall of the table foot 1 is slidably connected with a moving plate 309, the top of the moving plate 309 is fixedly connected with a first motor 308, the top of the first motor 308 is fixedly connected with a first connecting block 311, the top of the first connecting block 311 is fixedly connected with a first sliding rod 307, the first motor 308 is connected to the first sliding rod 307 through the first connecting block 311, forming a stable transmission system, the outer wall of the first sliding rod 307 is fixedly connected with a first limiting groove 310, there are three first sliding rods 307 and they are distributed at a ninety-degree angle along the rotating plate 301, the outer wall of the first sliding rod 307 is slidably connected to the rotating plate 301, and the top of the rotating plate 301 is slidably connected with the first moving block 304, through the cooperation of the first motor 308, the first sliding rod 307, the first connecting block 311, the first moving block 304 and the rotating plate 301, the splint can rotate 360 ​​degrees and move forward and backward, thereby improving the first splint 30 2 and the flexibility of the second clamping plate 306, so that the first clamping plate 302 and the second clamping plate 306 can more easily adapt to the goods in different directions and angles, making the taking and placing of the goods more convenient, and further improving the working efficiency of the equipment, the first moving block 304 is slidably connected to the second retracting rod 305 on the left side, the second retracting rod 305 is fixedly connected to the second clamping plate 306 on the left side, the first moving block 304 is slidably connected to the first retracting rod 303 on the right side, and the first retracting rod 303 is fixedly connected to the first clamping plate 302 on the right side, and the clamping plate is fixedly connected to the clamping plate through the telescopic rod, so that the clamping plate can prevent the package from shaking, shifting or even falling during transportation or storage and retrieval, thereby ensuring the safety and integrity of the package, and by combining the clamping plate with the control system of the smart express cabinet, the clamping device can accurately control the clamping force and position to achieve rapid positioning and retrieval of the package, which not only improves the storage and retrieval efficiency, but also reduces the waiting time of users.

[0024] The top of the first slide bar 307 is rotatably connected to the moving structure 4. The introduction of the moving structure 4 further enhances the space utilization capacity of the express cabinet. The top of the first slide bar 307 is rotatably connected to the connecting plate 404. The top of the first slide bar 307 is rotatably connected to the first ball 312. The outer wall of the first ball 312 is slidably connected to the connecting plate 404. The top of the connecting plate 404 is fixedly connected to the second connecting block 403. The inner wall of the second connecting block 403 is slidably connected to the second ball 405. The outer wall of the second ball 405 is slidably connected to the second slide bar 402. The inner wall of the second connecting block 403 is rotatably connected to the second slide bar 402. The outer wall of the second slide bar 402 is gear-shaped. The inner wall of the box body 201 is fixedly connected to a gear bar 406, and the gear bar 406 is gear-engaged with the outer wall gear of the second slide bar 402. The top of the second slide bar 402 is fixedly connected to the second motor 401. The connecting plate 404 at the top of the first slide bar 307 and the second slide bar 402 are connected by the second motor 401 is driven and horizontal movement is achieved under the guidance of the gear bar 406. The outer wall of the first slide bar 307 is slidably connected to the third connecting block 407. The inner wall of the third connecting block 407 is fixedly connected to the limiting block 410. The right side of the limiting block 410 is fixedly connected to the third motor 408, the left side of the third motor 408 is fixedly connected to the third slide bar 411, and the left side of the third slide bar 411 is fixedly connected to the card wheel 409. The card wheel 409 has multiple symmetrical distributions along the first slide bar 307, and the card wheels 409 are driven by belts. Through the cooperation of the card wheel 409, the third motor 408 and the gear bar 406, the rotating plate 301 can drive the splint to move freely in the XZ plane. The free movement of the splint in the XZ plane enables the express cabinet to make full use of the space in both vertical and horizontal directions. This flexibility allows the express cabinet to dynamically adjust according to the actual size and shape of the package to avoid space waste, thereby improving the overall storage density and space utilization.

[0025] The inner wall of the box body 201 is fixedly connected with a locker structure 5, the inner wall of the box body 201 is fixedly connected with a fixed locker 509, and a storage board 501 is slidably connected to the right side of the fixed locker 509. There are multiple storage boards 501, and the inner wall of the storage board 501 is slidably connected with a lead screw 508. By dividing the fixed lockers into large and small types, storage compartments of different sizes can adapt to packages of different sizes, avoiding space waste caused by mismatched package sizes, and providing a storage board 501 whose position can be adjusted by a lead screw nut 507. The storage board 501 can be adjusted according to the actual size of the package, and can flexibly cope with packages of different sizes, making the express cabinet It can accommodate more kinds of packages, further improving the space utilization rate. The fourth connecting block 502 is fixedly connected to the left side of the storage plate 501, and the inner wall of the fourth connecting block 502 is fixedly connected to the fixed block 504. The inner wall of the box body 201 is fixedly connected to the second limiting groove 503, and the inner wall of the second limiting groove 503 is slidably connected to the fixed block 504. The inner wall of the fixed block 504 is fixedly connected to the fourth motor 505, and the fourth slide bar 506 is fixedly connected to the bottom of the fourth motor 505. The inner wall of the second limiting groove 503 is rotatably connected to the lead screw nut 507, and the lead screw nut 507 is on the left side of the fourth slide bar 506, and the inner wall of the lead screw nut 507 is slidably connected to the lead screw 508.

[0026] Working principle: After the staff opens the lock plate 207 through the electronic lock 205 and puts the package into the storage port 206 and closes the lock plate 207, the high-sensitivity infrared sensing device built into the storage port will start immediately, scan the package in all directions, quickly capture its size, shape and other information, and immediately transmit the data to the central control system. The control system uses its powerful algorithm to quickly analyze and calculate the locker position that best suits the current package size, and then sends precise operating instructions to each actuator in the entire system. The first moving block 304 starts, and the first moving block 304 drives the first clamping plate 302 and the second clamping plate 306 to move forward. After moving to the appropriate position, the infrared sensor in the storage port 206 will feedback the corresponding signal, and the first retracting rod 303 and the second retracting rod 305 drive the first clamping plate 302 and the second clamping plate 306 to retract inward to clamp the package. After clamping the package, the first moving block 304 drives the first clamping plate 302 and the second clamping plate 306 to move backward, and the first motor 308 starts. A motor 308 is fixedly connected to the first connecting block 311, so the first motor 308 will drive the first connecting block 311 to rotate, the first connecting block 311 is fixedly connected to the first slide bar 307, and the first slide bar 307 passes through the third connecting block 407, and the third connecting block 407 is fixedly connected to the rotating plate 301, so the rotating plate 301 will rotate accordingly, the second motor 401 is started, and the second motor 401 drives the second slide bar 402, because the gear on the outer wall of the second slide bar 402 is engaged with the gear bar 406, the second slide bar 402 starts to move to the right, and the second slide bar 402 drives the connecting plate 404 to move to the right, and the first slide bar 307 is connected to the inner wall of the connecting plate 404, Therefore, the connecting plate 404 will drive the first slide bar 307 to move right, and then the rotating plate 301 moves, the third motor 408 is started, the third motor 408 is fixedly connected to the third slide bar 411, the third motor 408 will drive the third slide bar 411, and the third slide bar 411 is fixedly connected to the card wheel 409, so the third slide bar 411 will drive the card wheel 409 to rotate, the third slide bar 411 has multiple outer walls connected by belts, each third slide bar 411 is fixedly connected with a card wheel 409 on the left side, and the card wheel 409 is symmetrical and clamps the first slide bar 307, the limiting block 410 fixing the third slide bar 411 is consistent with the first limiting groove 310 on the first slide bar 307, and the third The slide bar 411 is fixedly connected to the third connecting block 407, so the third connecting block 407 can move up and down on the first slide bar 307, thereby realizing the up and down movement of the rotating plate 301 on the first slide bar 307. According to the signal given by the control system, each motor will start at the same time to drive the structure to move to the appropriate position, and the first clamping plate 302 and the second clamping plate 306 will put the package into the fixed locker 509 according to the above principle. If the fixed locker 509 does not have a suitable size, the control system will send a signal to the fourth motor 505, the fourth motor 505 will start, the fourth motor 505 will be fixedly connected to the fourth slide bar 506, and the fourth motor 505 will drive the fourth slide bar 506.The outer wall of the fourth slide bar 506 is gear-shaped and meshes with the gear on the outer wall of the lead screw nut 507. Therefore, the fourth slide bar 506 will drive the lead screw nut 507 to rotate, and the lead screw nut 507 is slidably connected with the lead screw 508. The lead screw nut 507 is rotatably connected with the fourth connecting block 502, and the fourth connecting block 502 is fixedly connected with the storage plate 501. Therefore, the fourth motor 505 can drive the storage plate 501 to move up and down on the lead screw 508. According to the signal of the control system, the fourth motor 505 will drive the storage plate 501 to a suitable position to form a locker that is more suitable for the current package. In the process of picking up items, the customer only needs to perform simple face recognition or enter the pickup code through the smart control screen 202. After the system verification is successful, it will automatically activate each actuator, quickly find and take out the package according to the preset path, and then smoothly send it to the pickup port 204 through the transmission device, and the customer can easily take the package.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An intelligent express delivery cabinet, comprising a table leg (1), wherein the top of the table leg (1) is fixedly connected to a main structure (2), characterized in that: The top of the table leg (1) is fixedly connected to a box (201), the right side of the box (201) is fixedly connected to an intelligent control screen (202), the right side of the box (201) is fixedly connected to an access port (204), and the access port (204) is on the right side of the intelligent control screen (202), the top of the box (201) is fixedly connected to a rain shelter (203), the left side of the box (201) is fixedly connected to an electronic lock (205), the left side of the box (201) is fixedly connected to a storage port (206), and the storage port (206) is on the right side of the electronic lock (205), and the top of the storage port (206) is fixedly connected to a lock plate (207).

2. The intelligent express cabinet according to claim 1, characterized in that: The top of the table foot (1) is slidably connected to a rotating structure (3); the inner wall of the table foot (1) is slidably connected to a moving plate (309); the top of the moving plate (309) is fixedly connected to a first motor (308); the top of the first motor (308) is fixedly connected to a first connecting block (311); the top of the first connecting block (311) is fixedly connected to a first sliding rod (307); the outer wall of the first sliding rod (307) is slidably connected to a rotating plate (301); the top of the rotating plate (301) is slidably connected to a first moving block (304); the left side of the first moving block (304) is slidably connected to a second contraction rod (305); the left side of the second contraction rod (305) is fixedly connected to a second clamping plate (306); the right side of the first moving block (304) is slidably connected to a first contraction rod (303); the right side of the first contraction rod (303) is fixedly connected to the first clamping plate (302).

3. The intelligent express cabinet according to claim 1, characterized in that: The top of the first sliding rod (307) is rotatably connected to a moving structure (4); the top of the first sliding rod (307) is rotatably connected to a connecting plate (404); the top of the connecting plate (404) is fixedly connected to a second connecting block (403); the inner wall of the second connecting block (403) is rotatably connected to a second sliding rod (402); the top of the second sliding rod (402) is fixedly connected to a second motor (401); the outer wall of the first sliding rod (307) is slidably connected to a third connecting block (407); the inner wall of the third connecting block (407) is fixedly connected to a limiting block (410); the right side of the limiting block (410) is fixedly connected to a third motor (408); the left side of the third motor (408) is fixedly connected to a third sliding rod (411); and the left side of the third sliding rod (411) is fixedly connected to a clamping wheel (409).

4. The intelligent express cabinet according to claim 1, characterized in that: The inner wall of the box body (201) is fixedly connected to a storage cabinet structure (5), the inner wall of the box body (201) is fixedly connected to a fixed storage cabinet (509), a storage board (501) is slidably connected to the right side of the fixed storage cabinet (509), a fourth connecting block (502) is fixedly connected to the left side of the storage board (501), the inner wall of the fourth connecting block (502) is fixedly connected to a fixed block (504), the inner wall of the fixed block (504) is fixedly connected to a fourth motor (505), the bottom of the fourth motor (505) is fixedly connected to a fourth sliding rod (506), the inner wall of the second limiting groove (503) is rotatably connected to a lead screw nut (507), the lead screw nut (507) is on the left side of the fourth sliding rod (506), and the inner wall of the lead screw nut (507) is slidably connected to a lead screw (508).

5. The intelligent express cabinet according to claim 2, characterized in that: The outer wall of the first sliding rod (307) is fixedly connected with a first limiting groove (310), and there are three first sliding rods (307) which are distributed at a 90-degree angle with the extension plate (301).

6. The intelligent express cabinet according to claim 2, characterized in that: The top end of the first sliding rod (307) is rotatably connected to a first rolling ball (312), and the outer wall of the first rolling ball (312) is slidably connected to a connecting plate (404).

7. The intelligent express cabinet according to claim 3, characterized in that: The inner wall of the second connecting block (403) is slidably connected to a second rolling ball (405), and the outer wall of the second rolling ball (405) is slidably connected to a second sliding rod (402).

8. The intelligent express cabinet according to claim 3, characterized in that: The outer wall of the second sliding rod (402) is gear-shaped, and a gear bar (406) is fixedly connected to the inner wall of the box body (201), and the gear bar (406) is gear-engaged with the outer wall of the second sliding rod (402).

9. The intelligent express cabinet according to claim 3, characterized in that: The clamping wheels (409) have a plurality of symmetrically distributed along the first sliding rod (307), and the clamping wheels (409) are driven by belts.

10. The smart express cabinet according to claim 4, characterized in that: The inner wall of the box body (201) is fixedly connected to the second limiting groove (503), and the inner wall of the second limiting groove (503) is slidably connected to a fixing block (504).

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