163 results about "EMPTY CONTAINER" patented technology

The invention relates to the technical field of material conveying, in particular to a material conveying and empty box recycling device and a feeding conveyor. According to the material conveying and empty box recycling device, when a transfer assembly moves to a first station, the transfer assembly can be in butt joint with the outlet side of a first conveying rail, so that a material storage box containing materials moves to the transfer assembly; after the materials in the storage box are taken out, the transfer assembly can move to the second station, so that the transfer assembly can be in butt joint with the inlet side of the second conveying rail; the outlet side of the second conveying rail extends into the feeding station, and a transfer trolley is arranged in the stacking station. The moving assembly can drive the grabbing piece to move between the feeding station and the stacking station in a reciprocating mode so as to grab the material storage boxes entering the feeding station and place and stack the material storage boxes on the transfer trolley in the stacking station. The device has the advantages of being high in automation degree, compact in structure, stable in operation and the like, material conveying and empty box separation and recovery can be reliably achieved, manual intervention is reduced, and the production efficiency is improved.

The invention belongs to the technical field of empty container stacking operation, and particularly discloses a grabbing structure of an empty container stacking device.The grabbing structure comprises a connecting rod, connecting bases are rotationally connected to the two sides of the connecting rod, the connecting bases are of a U-shaped structure, and a connecting cylinder is connected to the middle of the upper end of each connecting base; a rotating motor is connected to the middle of the upper end of the inner wall of the connecting cylinder, the output end of the rotating motor sequentially penetrates through the connecting cylinder and the connecting base and extends to the position below the connecting base, a connecting block is connected to the output end of the rotating motor, and fixing plates are connected to the two sides of the connecting block correspondingly; lateral clamping force is applied to the side face of the container through the clamping mechanism to achieve primary fixing, the adjusting mechanism forms double locking of attaching and inserting connection from the four corners of the container to strengthen the grabbing stability, the limiting mechanism buffers and protects the container body and calibrates the levelness of the upper layer and the lower layer, and finally the effects of accurate and stable grabbing and regular stacking of the container are achieved.

A replacement robot includes a robot body, a robot arm on the robot body, an equipment cap gripper on the robot arm and configured to open and close an equipment cap module connected to a chemical container, the chemical container being an empty container, and a container table on the robot body. The container table includes a table body, a first container case on the table body and configured to accommodate an empty container, a second container case on the table body and configured to accommodate a full container, and a case driving device configured to rotate the first container case toward the second container case.

The utility model provides a double pressure tapping PLAN53A system with a root valve, which belongs to the field of pressure tanks and comprises a support base, a pressure detection component is arranged on the support base, and a liquid level detection component is arranged on the pressure detection component. According to the utility model, through the arrangement of the pressure detection assembly, the pressure transmitter can monitor pressure data in the pressure tank in real time during use, and the pressure data can be visually displayed through the pressure gauge, so that a worker can conveniently master the pressure data in the pressure tank; meanwhile, the first root valve serves as a physical isolation device between the pressure tank and the pressure transmitter as well as between the pressure tank and the pressure gauge, medium flow can be cut off when a system is overhauled or pressure fluctuates suddenly, dangerous accidents are prevented, the pressure gauge can be directly maintained, calibrated or replaced after the first root valve is closed, the medium in a container or a pipeline does not need to be emptied, and the cost is reduced. And the downtime is reduced.

The application discloses a direct unloading and direct loading type container wharf and a working method thereof, adopts high-low two-layer longitudinal and transverse track line body structures and R-AGVs running thereon to connect a quay crane and a yard, and a buffer platform and a shuttle channel in the yard, so that containers are directly unloaded into the yard and accurately stacked or directly loaded into a ship cabin, whether unloading or loading is carried out by multiple top-opening type container three-dimensional yards and multiple mode conveying equipment resources cooperative operation, meanwhile, the quay crane double-lifting-gear empty container unloading on double R-AGVs and the quay crane single-lifting-gear heavy container unloading and loading on high-low two-layer R-AGVs bidirectional unloading and loading operation can be realized, the requirements of high efficiency, accuracy, smoothness and low consumption of digital technology are met, and the technical problems of low overall efficiency of the wharf and a large number of overturned containers caused by the difficulty of matching the high efficiency of the quay crane loading and unloading ship with the existing automatic wharf resources are solved.

The present application relates to a kind of automatic material dumping and box withdrawing method suitable for AGV car, which adopts the material dumping and box withdrawing structure including material box dumping mechanism, empty box conveying belt being arranged below material box dumping mechanism, material box transfer mechanism capable of transferring material box between material box dumping mechanism and empty box conveying belt, and comprising the following steps: S1, dumping material;S2, exit empty box.The present application realizes AGV car automatic turnover material box to dump bar material on one hand, turnover is stable, ensures that bar material is all fallen on feeding platform, reduces labor intensity and manpower cost;On the other hand, it realizes automatic empty box withdrawal, to facilitate AGV car to carry out next feeding action in time, effectively improves production efficiency;At the same time, opening direction is unchanged when empty box is withdrawn, to facilitate next material preparation.

An order fulfillment facility with a delivery system is disclosed having plurality of mobile robots with containers to bring customer orders and / or power supply device / s to UAV / s for final delivery. UAV leaves the discharged power supply devices that are received in empty container and transported to storage area for replenishment and diagnostic checks. Order fulfillment operations along with power supply device charging and monitoring is performed to achieve timely delivery of customer orders.

The application discloses a kind of ticket box detection method and system, it is related to bus ticket box detection processing technical field, the method includes: through the vehicle-mounted machine on vehicle, the empty box card data of empty box is collected;Through the vehicle-mounted machine, the heavy box card data of heavy box is collected;The vehicle-mounted machine sends the empty box card data, heavy box card data and vehicle data to the background server;The background server carries out data processing according to the data processing rule received data, to obtain the result data of box collection.This application can automatically collect and record the card data of empty box and heavy box, without manual record processing, and can automatically count and process the result of box collection of corresponding vehicle, improve the efficiency of box collection data processing, conducive to the development of box collection statistical work.

The utility model discloses a spraying type industrial robot, which relates to the technical field of industrial robots and comprises a base frame, an electric control box body is arranged at the top end of the base frame, two groups of extrusion plates are arranged in the base frame, and second rotating shafts are arranged in the two groups of extrusion plates. Wherein one end of one group of second rotating shafts is fixedly connected with a first gear, and a second gear meshed with the first gear is arranged in the base frame. According to the device disclosed by the utility model, the structure that the extrusion plates, a second rotating shaft, a first gear, a second gear and a toothed belt are mutually matched is arranged in the base frame, so that the effect that the motor drives the two groups of extrusion plates to rotate is achieved; and the effect of limiting and fixing the two sets of extrusion blocks is achieved, so that the effects of supporting and fixing the coating box and unloading an empty box are achieved, and the effect of resetting and supporting the coating box is achieved by rotating the two sets of extrusion plates.

A method of filling containers with a predetermined number of items counted by a counter and unloaded from a respective discharge opening (M), comprising: supplying empty containers (E), and positioning the empty containers (E) in a first stop position (P1), the empty containers (E) being laterally to the discharge opening and each located in front of the respective discharge opening (M); translating the empty containers (E) independently of each other from a first stop position (P1) to a second stop position (P2), wherein each of the empty containers (E) is positioned below a respective discharge opening (M); unloading the articles counted to a predetermined number from the counting machine into a respective empty container (E) located in a second stop position (P2) via a respective discharge opening (M); once one or more of the empty containers (E) have been filled with a predetermined number of items to become a full container (T), the full container or the full containers (T) are translated independently of one another from the second stop position (P2) to a third position (P3) located on the other side of the discharge opening (M) for its subsequent transfer.

The present disclosure relates to a tobacco case warehouse-in and warehouse-out device and method, wherein the tobacco case warehouse-in and warehouse-out device comprises: a warehouse-in storage area for storing warehouse-in tobacco cases; a conveying assembly arranged on one side of the warehouse-in storage area along a first direction; a stacker movable along the first direction in the warehouse-in storage area and used for transferring the tobacco cases between the warehouse-in storage area and the conveying assembly; a closed conveying line arranged on the side of the conveying assembly away from the warehouse-in storage area along the first direction; a tobacco operation area arranged outside the closed conveying line and used for producing operations on tobacco; and a buffer area arranged in a region close to the closed conveying line and used for temporarily storing empty cases; wherein a transfer trolley is arranged on the closed conveying line, the transfer trolley is movable along the closed conveying line, and is used for transferring the tobacco cases between the conveying assembly, the tobacco operation area and the buffer area.

The utility model discloses a sterilization blender for donkey-hide gelatin cake production, and relates to the technical field of food processing, the sterilization blender for donkey-hide gelatin cake production comprises a box body, the bottom of the box body is fixedly provided with a stirring assembly extending into the box body, and one side of the bottom of the box body is fixedly provided with a discharge pipe which is in through connection with the bottom of the box body; a bottom plate is fixedly mounted below the box body; a noise reduction and heat insulation mechanism is installed on the inner wall of the box body in an embedded mode and comprises a hollow box embedded into the inner wall of the box body. The negative pressure pump is powered on to operate to generate suction force, air in the hollow box is sucked through the one-way valve pipe, the interior of the hollow box is in a vacuum state, the device and the external temperature can be isolated and kept warm through the hollow box in the vacuum state, and heat loss caused by the fact that the external environment temperature is easily transmitted to the interior of raw materials is avoided; and the problem of insufficient fusion of the donkey-hide gelatin raw materials is solved.

This invention relates to a circular supply chain system utilizing IoT-enabled traceable containers and an integrated reverse logistics asset tracking system, specifically designed for delivery and recovery operations conducted by electric vehicles (EVs). The system aims to optimize resource utilization, reduce waste, and enhance sustainability by ensuring real-time monitoring, efficient transportation, and return of containers within the supply chain. At the core of this invention are IoT-enabled smart containers, equipped with sensors to track and monitor key metrics such as location, condition, temperature, and handling parameters throughout their transit lifecycle. These containers are linked to an asset tracker mobile application that allows stakeholders across the supply chain to have real-time visibility and predictive management of the containers. In the reverse logistics framework, used or empty containers are returned to distribution points or the origin for reuse or recycling, facilitated by electric vehicles. This closed-loop process minimizes the need for single-use packaging, reducing both material waste and carbon emissions. The integration of electric vehicles (EVs) in the logistics operations further supports net-zero emission goals by eliminating the need for traditional fuel-powered transportation. The asset tracker mobile application provides end-to-end management of the containers and the EV fleet, incorporating blockchain technology to ensure the transparency and immutability of the data related to the container's journey. By leveraging real-time data, the system provides analytics for efficient scheduling, route optimization, and preventive maintenance of both the containers and the electric vehicles. This invention significantly enhances the efficiency and sustainability of the supply chain by enabling closed-loop logistics, ensuring traceability, reducing environmental impact, and fostering eco-friendly practices in transport and reverse logistics. The combination of IoT, traceable containers, electric vehicles, and reverse logistics offers an innovative solution for industries aiming to minimize waste, lower carbon emissions, and improve overall supply chain sustainability.

The application discloses a kind of detachable container unmanned transport operation scheduling platform and method, platform includes: order management module, for receiving the demand order of enterprise customer, the demand order is analyzed, generates first waybill;Unmanned vehicle management module, for real-time acquisition of the vehicle information of all unmanned vehicles;Container management module, for real-time acquisition of the empty container quantity of each network and operating center, when the empty container quantity of network is greater than the first threshold value set and / or the empty container quantity of operating center is less than the second threshold value set, generates second waybill;Unmanned vehicle scheduling module, for according to the vehicle information of all unmanned vehicles and the first waybill information contained in the first waybill or the second waybill contained in the second waybill, scheduling unmanned vehicle to meet the requirements to execute the first waybill or second waybill;Wherein, the unmanned vehicle can transport multiple independent containers and unload at least one container simultaneously.

The utility model relates to the technical field of combined classification boxes, and discloses a combined bid invitation data classification box which comprises a bottom plate and a top cover, side plates are rotatably connected to the left end and the right end of the adjacent side of the bottom plate and the top cover, rotating shafts are rotatably connected between the adjacent side plates, fixing blocks are fixedly connected to the left side and the right side of the top of the bottom plate, and the fixing blocks are fixedly connected to the left side and the right side of the top of the bottom plate. The front ends of the two fixed blocks are rotationally connected with threaded rods, the rear sides of the outer walls of the two threaded rods are in threaded connection with moving blocks, and the interiors of the two moving blocks are rotationally connected with connecting rods. According to the folding box, when the box needs to be folded, carried and stored in an empty state, the supporting rods are pulled to rotate along with movement of the connecting rods, so that the supporting rods lose the supporting capacity to the side plates, then the side plates on the two sides can be folded, the opening and closing plates are opened through the handles to be stored into the inner side of the top cover, and therefore the folding effect of the box is achieved; and the box can be folded when not in use, so that the occupied area is saved.

This utility model discloses a bin feeding and receiving mechanism, including a bin conveying component, a bin recycling component, a lifting drive component, and a bin grabbing hook component. The bin conveying component and the bin recycling component are arranged in layers on different planes. The lifting drive component includes a first linear drive module, a slider, a support arm, and a lifting plate. The first linear drive module drives the slider to move. One end of the support arm is connected to the slider, and the other end is connected to the lifting plate. The first linear drive module drives the slider to move the lifting plate up and down, allowing the lifting plate to switch between the plane where the bin conveying component and the plane where the bin recycling component are located. The bin grabbing hook component is used to grab bins on the lifting plate and place them onto the bin recycling component. The bin feeding and receiving mechanism disclosed in this utility model can realize a continuous cycle of full bin conveying and empty bin recycling. This utility model also discloses a fully automatic material handling machine.

The utility model discloses an automatic guided vehicle (AGV) automatic feeding and discharging device which comprises an AGV, the AGV is stopped at the end of a full box discharging conveying line, an empty box feeding conveying line is installed on the side face of the full box discharging conveying line, a servo lifting mechanism is installed at the end of the empty box feeding conveying line, and the servo lifting mechanism is connected with the full box discharging conveying line. And a servo transplanting mechanism is mounted above the servo lifting mechanism. The AGV is arranged to convey empty boxes, the empty boxes pass through the empty box feeding conveying line, the servo lifting mechanism conveys the empty boxes to the second-layer working position, the shifting fork mechanism separates the boxes and places the boxes on the servo transplanting mechanism, the manipulator assembly grabs the boxes and places the boxes in the empty boxes, and when the boxes are full, the servo transplanting mechanism conveys the boxes to the discharging position, and the empty boxes are conveyed to the second-layer working position. The shifting fork mechanism separates the boxes from the servo transplanting mechanism, the servo lifting mechanism receives the full boxes and conveys the full boxes to the first layer, the full boxes pass through the full box discharging conveying line and are received away through an AGV trolley, and therefore automatic feeding and discharging can be achieved, and manual stacking and boxing are avoided.

The utility model discloses an underwater overhead water taking head structure which comprises a horizontally-arranged water inlet pipe, the water inlet pipe is supported by a plurality of cross beams, the cross beams are supported by foundation piles and provided with prefabricated empty boxes, pile inserting holes are formed in the bottoms of the prefabricated empty boxes, and annular rubber water stop belts are pre-buried in the pile inserting holes. Supporting grooves matched with the water inlet pipe are formed in the front side wall and the rear side wall of the prefabricated empty box, embedded bolts are arranged on the two sides of the supporting grooves, the water inlet pipe is connected with the front side wall and the rear side wall of the prefabricated empty box through anchoring rings, the anchoring rings are fixed through the embedded bolts, the prefabricated empty box is supported by the foundation pile, and the pile top penetrates through the pile inserting hole to enter the prefabricated empty box. A cast-in-place underwater concrete structure is arranged in the prefabricated empty box, and the top of the foundation pile and the lower portion of the water inlet pipe are buried in the cast-in-place underwater concrete structure. The water-saving device is simple in structure, prefabricated on land, spliced underwater, fixed, convenient to install and construct, capable of being placed underwater in an overhead mode and suitable for water areas with the deep water depth.

The invention relates to the technical field of intelligent manufacturing, in particular to an intelligent material transferring and box changing system and method.The system comprises an upper-layer feeding conveying line, a lower-layer discharging conveying line and a lifting conveying line vertically arranged between the upper-layer feeding conveying line and the lower-layer discharging conveying line, a weighing assembly and an information identification assembly are sequentially arranged on the upper-layer feeding conveying line, and a cooling mechanism with a cooling connector is arranged on the side edge of the lifting conveying line. The weight change of the material box is detected through the weighing assembly, and the transfer process is automatically triggered; scanning the identification part of the material box through an information identification assembly, and binding identity and weight information; the cooling mechanism is in butt joint with the ventilation connector for online cooling in the lifting process of the material box; full-process automation of empty box in-place, weight triggering, information binding, online cooling and vertical transferring and finished product delivery is achieved, and efficient, compact and intelligent material transferring and preprocessing are achieved.

This invention provides a compression testing device for corrugated cardboard box production, belonging to the field of corrugated cardboard box technology. The device includes a base, a testing platform and a controller on the upper end of the base, a square frame above the testing platform, and a lifting mechanism on the base to drive the square frame to rise and fall. The square frame is equipped with a guide rail, a moving trolley and a scanning imager, and a feeding mechanism on one side. The scanning imager can perform all-round real-time scanning of the initial state and compression process of the cardboard box. The top pressing mechanism can complete accurate pressure testing of empty box compression resistance, holding pressure and stacking simulation, and simultaneously realize synchronous monitoring of pressure and deformation. Through the ingenious linkage and cooperation of various components, the entire process of corrugated cardboard box testing is automated, the stacking test has strong stability, and the pressure and deformation detection is accurate and comprehensive, greatly improving the testing efficiency. Moreover, the device has strong versatility and convenient maintenance, and can meet the compression testing needs of corrugated cardboard boxes in large-scale production lines.

The application discloses a kind of cargo loading with rehandling device, system and rehandling method, solve the technical problem of lower rehandling efficiency of air-rail bulk material collection and distribution system applied to bulk material.Rehandling device is arranged below discharging device, discharging device is provided with discharge port, rehandling device includes base and limiting component, base is operable to reciprocate along first direction, to switch between first position and second position;Two limiting components are arranged on the top surface of base along first direction;When base is located at first position, one of limiting components is located below discharge port;When base is located at second position, another limiting component is located below discharge port.Rehandling system includes rehandling device, transfer device, cargo loading box and discharging mechanism.Rehandling method is applied to rehandling system, and empty container can be alternately loaded with material and rehandling operation.This application can improve the loading and transportation efficiency of bulk material, while reducing dust.

The application discloses a sock packing machine, which comprises a sock conveying belt, a weighing sensor, an in-box conveying belt, a transfer unit, a plurality of clamping units and a triggering unit. The transfer unit comprises a base, a rotating disc and a plurality of placing grooves. The rotating disc is rotatably installed on the base. The placing grooves are circumferentially and interval arranged on the rotating disc and are provided with the weighing sensor at the bottom. The clamping units are interval arranged on the rotating disc and comprise a fixed tube, an extension tube, a self-resetting contact and a rotating driving part. The extension tube is slidingly inserted into the fixed tube and is provided with a fixed clamping plate at the outer end. The rotating driving part drives the turnover clamping plate to open and close with the fixed clamping plate. The triggering unit is used for triggering the clamping unit to act. In working, the rotating disc rotates to the position corresponding to the in-box conveying belt. The triggering unit activates the clamping unit. The self-resetting contact controls the extension tube to extend. The rotating driving part drives the turnover clamping plate to close with the fixed clamping plate to clamp the empty box. After being transferred to the placing groove, the turnover clamping plate is separated from the fixed clamping plate. The weighing sensor weighs the socks in the box. The structure realizes automatic transfer and accurate weighing of the empty box and improves the packing efficiency.

The invention discloses a universal material feeding warehouse, and belongs to the technical field of automatic carrying and warehousing of materials. The material feeding warehouse comprises a frame body, the frame body is sequentially provided with a first station and a second station in the material flowing direction, and the first station and the second station are provided with a stacking mechanism and an unstacking mechanism correspondingly and used for conducting clamping and lifting operation on a material box pile. An empty box returning mechanism capable of reciprocating between the two stations is arranged above the frame body, and a material box transverse moving mechanism capable of reciprocating between the two stations is arranged below the frame body and used for achieving circulating feeding. Through three-dimensional layout and multi-mechanism cooperative control, full-automatic circulation of the material box between the double stations is achieved, and the automatic feeding device has the advantages of being high in universality, high in operation efficiency, excellent in space utilization rate, stable and reliable in operation and the like and is suitable for automatic feeding scenes of materials in multiple industries.

The utility model relates to the technical field of packaging materials, and discloses a damp-proof storage box for printing packaging materials, which comprises a box body consisting of a bottom-layer box, a middle-layer box and an upper-layer box, a first axis is arranged on the surface of the bottom-layer box, a spindle is connected to the outer side of the first axis, a second axis is connected to the other end of the spindle and connected to the surface of the upper-layer box, and a middle axis is arranged at the joint of the spindle and the middle-layer box. The middle-layer box and the upper-layer box are connected through a first sub-shaft, and the bottom-layer box and the middle-layer box are connected through a second sub-shaft. Through the design of the three layers of foldable box bodies, the box can be compressed to 1 / 3 of the use volume in the empty box state, the utilization rate of the storage space is improved by more than 40% through the vertical stacking structure, the storage space is dynamically adjusted through the detachable box body partition plates, and the box is suitable for storing materials with different sizes.

The utility model relates to a helicopter external load gravity center dynamic adjustment balancing structure which comprises a helicopter mounting plate, a dismounting structure and a balancing assembly, a sliding block at the bottom of a first moving guide rail drives a first empty box to move, and a sliding block at the bottom of a second moving guide rail drives a second empty box to move. Water in the water tank is guided into the first empty box through the first pump body, water in the water tank is guided into the second empty box through the second pump body, the water amount in the first empty box and the water amount in the second empty box are monitored through the corresponding ultrasonic flow meters, and the positions of the first empty box and the positions of the second empty box are adjusted according to use requirements. The weight of the first empty box and the second empty box is adjusted according to use requirements, gravity center dynamic adjusting and balancing work is completed, the flight gravity center is kept stable, safety is improved, the balance weight position is adjusted by using water as an adjusting medium and moving a guide rail, the burden of the whole aircraft body is reduced, production is simple, production cost and maintenance cost are low, practicability is good, and overhaul and replacement are convenient.

The invention discloses a container and a transportation method of the container. The container is used for storing and transporting liquid materials. The container comprises a front end wall, a rear end wall, a left side wall and a right side wall, the end walls and the side walls extend in the vertical direction, and the height of the container is smaller than or equal to 2 m. According to the container, the container is a square container, under the same length, width and height, the volume is larger than that of a round tank container, the cargo transportation amount can be increased, and the transportation cost can be reduced. Due to the fact that the height of the container is small, when the empty container is transported, the container can be stacked, or the container and other objects can be transported at the same time, the size limitation of road transportation cannot be exceeded, and therefore the empty container transportation cost can be reduced. In addition, due to the fact that the height of the container body is reduced, the amount of loaded liquid is reduced, the requirement for the strength of the container body is reduced, and the manufacturing cost of the container is low.

The utility model discloses an injection molding material box conveying belt device and injection molding production equipment. The injection molding material box conveying belt device comprises a conveying belt body, a driving part, a conveying belt control box, two position sensors and an alarm device. The conveying belt body comprises two rail bars and a plurality of rolling shafts, an empty box position, a material receiving position and a full box position are sequentially formed on the conveying belt body in the length direction, and the driving component is in transmission fit with the rolling shafts. And the driving part is electrically connected to the conveying belt control box. The two position sensors are connected to the conveying belt body and electrically connected to the conveying belt control box. According to the injection molding material box conveying belt, automatic displacement, position covering and state monitoring of the material box can be achieved, manual whole-process guarding and full box material carrying are not needed, the problem that an injection molding machine stops due to the fact that box replacement is not timely is effectively solved, material falling waste in the manual box replacement process is reduced, the manual labor intensity is greatly reduced, and the production efficiency is improved. And the production efficiency and the equipment intelligence level are improved, and the labor cost is reduced.

This utility model discloses an automatic conveying device for a docking and handling trolley, including an aluminum profile frame, a lifting module, lifting forks, a platform lifting module, and a lifting detection platform. Upper and lower conveyor lines are arranged on the aluminum profile frame. Upper and lower belt conveyor modules, a fork lifting auxiliary linear guide rail, and lifting forks are installed on the aluminum profile frame. A material box is mounted on the lifting fork. The lifting module includes a cable chain, a servo motor, a linear module, and a lower belt conveyor stepper motor. The cable chain is connected to the lifting forks, which are driven by the servo motor. The lifting forks are mounted on the linear module via a lifting fork connecting plate. The lifting forks move up and down along the fork lifting auxiliary linear guide rail. With this utility model, full boxes enter the main unit via the lower conveyor line, and empty boxes return to the trolley via the upper conveyor line, achieving closed-loop automation of full box loading and empty box recycling, improving efficiency. The double-layer conveyor layout saves floor space. The upper and lower double-layer belt conveyor modules can temporarily store medicine boxes, ensuring orderly box loading and unloading.

The invention discloses a wharf-free water transportation cargo transfer system based on an unmanned aerial vehicle. The system comprises a transport ship, a container with a hoisting connecting piece, one or more unmanned aerial vehicles provided with a hoisting device, a loading and unloading terrace provided with a placing position or a positioning groove, and an integrated unmanned aerial vehicle post used for task scheduling, energy charging and communication positioning. During operation, the unmanned aerial vehicle is connected with the cargo box under dispatching of the integrated courier station and lifted cooperatively, flies to the loading and unloading terrace along the planned channel, and is aligned with the placement position to be slowly lowered to complete placement; in order to reduce no-load homeward voyage, the unmanned aerial vehicle carries an empty box generated in the last operation in the return stroke stage in the round-trip cycle to be returned, and closed-loop box changing transportation of full load in the go stroke and box returning in the return stroke is achieved. The logistics transfer system does not need a fixed wharf, is flexible in deployment, and is suitable for ship-shore direct transfer of non-harbor sections such as factories, warehouses and construction sites and various transportable water areas (including but not limited to rivers, offshore areas, large lakes and the like).