CN111573316A - Automatic loading and unloading system, automatic loading method and automatic unloading method - Google Patents

Abstract

The application relates to an automatic loading and unloading system, an automatic loading method and an automatic unloading method, and belongs to the technical field of logistics systems. The automatic loading and unloading truck system includes a cargo carrying board, submerged transfer equipment, traction loading and unloading operation equipment and flexible conveying lines. Between the lines, the traction loading and unloading operation equipment is respectively connected with the submersible transfer equipment and the front end of the flexible conveying line. Loading and unloading equipment and flexible conveyor lines can realize cargo transfer. The automatic loading and unloading system can realize the automatic loading and unloading of goods, save labor and time, and reduce the logistics cost.

Description

Automatic loading and unloading system, automatic loading method and automatic unloading method

technical field

The present application relates to the technical field of logistics systems, and in particular, to an automatic loading and unloading system, an automatic loading method, and an automatic unloading method.

Background technique

At present, in the express delivery industry, loading and unloading goods are carried out manually with the telescopic machine. For the express industry and large-scale logistics, it can only be carried out by manpower and forklifts. It is inconvenient to load and unload goods. It takes 3-5 hours for each vehicle to load and unload. The existing loading and unloading system has long turnaround time, large space occupation and high logistics cost.

SUMMARY OF THE INVENTION

The purpose of the present application is to provide an automatic loading and unloading vehicle system, which can realize the automatic loading and unloading of goods, save labor and time, and reduce the logistics cost.

Another object of the present application is to provide an automatic loading method to realize fast loading of goods and improve loading efficiency.

Another object of the present application is to provide an automatic unloading method, which realizes the quick unloading of goods and improves the unloading efficiency.

This application is achieved through the following technical solutions:

The application provides an automatic loading and unloading vehicle system, including a cargo carrying plate, a submersible transfer equipment, a traction loading and unloading operation equipment and a flexible conveying line. Between the submersible transfer equipment and the flexible conveyor line, the traction loading and unloading operation equipment is respectively connected with the front end of the submersible transfer equipment and the flexible conveyor line. Submersible transfer equipment, traction loading and unloading equipment and flexible conveyor lines can realize cargo transfer.

The automatic loading and unloading truck system, through the traction drive of the traction loading and unloading operation equipment, can realize the traction submerged transfer equipment and the flexible conveying line to move in the front and rear directions, so as to load and unload goods at different positions in the carriage. The automatic loading and unloading system can realize the automatic loading and unloading of goods, save labor and time, and reduce the logistics cost.

In an embodiment of the present application, a groove for accommodating the submersible transfer equipment is formed on the cargo carrying plate, the groove extends in the front-rear direction, and the submersible transfer equipment can move along the groove under the traction of the pulling loading and unloading equipment. move.

In the above-mentioned embodiment, the submersible transfer device can be arranged in the groove to facilitate walking in the carriage.

In an embodiment of the present application, a plurality of grooves are formed on the cargo carrying plate, and the plurality of grooves are arranged at intervals along the left-right direction.

In the above-mentioned embodiment, the arrangement of the plurality of grooves can realize the configuration of a plurality of submerged transfer devices, and ensure the transportation of goods in the left and right directions in the compartment.

In an embodiment of the present application, the submersible transfer equipment includes a base, a first longitudinal conveying mechanism and a first lifting mechanism, the first longitudinal conveying mechanism and the first lifting mechanism are arranged on the base, and the first longitudinal conveying mechanism and the first lifting mechanism are arranged on the base. The conveying mechanism is used for conveying goods in the front-rear direction, and the first jacking mechanism is used for driving the first longitudinal conveying mechanism to rise and fall.

In the above embodiment, the first longitudinal conveying mechanism can convey the goods in the front-rear direction, and the first jacking mechanism can drive the first longitudinal conveying mechanism to lift up, so that the first longitudinal conveying mechanism can carry the goods.

In an embodiment of the present application, the submersible transfer equipment further includes a transverse conveying mechanism and a second lifting mechanism, the transverse conveying mechanism and the second lifting mechanism are arranged on the base, and the transverse conveying mechanism is used for conveying in the left and right directions Or to guide the goods, the second jacking mechanism is used to drive the transverse conveying mechanism to rise and fall.

In the above-mentioned embodiment, the setting of the transverse conveying mechanism is convenient for realizing the transverse conveying or guiding of goods, which is suitable for conveying goods in different positions, and improves the flexibility of conveying goods; the second jacking mechanism can drive the transverse conveying mechanism to lift To carry the goods, or drive the transverse conveying mechanism into the groove to unload the goods.

In an embodiment of the present application, the transverse conveying mechanism includes a support frame and a guide wheel, the guide wheel is mounted on the support frame, and the axis of the guide wheel is arranged in the front-rear direction.

In the above-mentioned embodiment, the support frame is used for positioning and installing the guide wheel, and the guide wheel can rotate relative to the support frame, so as to facilitate the movement of the goods in the left and right directions.

In an embodiment of the present application, the submersible transfer device further includes a support wheel, the support wheel is mounted on the base, and the submersible transfer device contacts the bottom of the groove through the support wheel.

In the above-mentioned embodiment, the arrangement of the support wheels enables the base to move flexibly under the pulling action of the pulling loading and unloading equipment.

In an embodiment of the present application, the traction loading and unloading operation equipment includes a traveling chassis and a second longitudinal conveying mechanism, the second longitudinal conveying mechanism is arranged on the traveling chassis, and the second longitudinal conveying mechanism is used for conveying goods in the front-rear direction and can be combined with the first longitudinal conveying mechanism. A longitudinal conveying mechanism is docked.

In the above-mentioned embodiment, the movement of the loading and unloading operation equipment can be realized by the walking chassis, and the goods can be transported in the front-rear direction through the second longitudinal conveying device and can be connected with the first longitudinal conveying mechanism, so that the submerged transfer equipment and the traction of the goods can be realized. Transfer between loading and unloading equipment.

In an embodiment of the present application, the traction loading and unloading operation equipment further includes a lateral adjustment mechanism, the lateral adjustment mechanism is arranged on the walking chassis, and the lateral adjustment mechanism is used to adjust the position of the second longitudinal conveying mechanism in the left-right direction.

In the above-mentioned embodiment, the lateral adjustment mechanism can realize the position adjustment of the second longitudinal conveying mechanism in the left-right direction, so that the second longitudinal conveying mechanism and the first longitudinal conveying mechanism can be accurately connected, and the accuracy of goods transfer can be improved.

In an embodiment of the present application, the rear end of the flexible conveyor line is used for docking with the fixed conveyor line, the flexible conveyor line is used to transfer goods between the fixed conveyor line and the traction loading and unloading equipment, and the working length of the flexible conveyor line can be adapted to The distance between the towed loading and unloading equipment and the fixed conveyor line varies.

In the above embodiment, the working length of the flexible conveying line can be changed according to the distance between the pulling and loading and unloading equipment and the fixed conveying line, so as to ensure that the goods can be transferred between the fixed conveying line and the pulling and loading and unloading equipment.

In an embodiment of the present application, the automatic loading and unloading vehicle system further includes a lift platform, the lift platform is located between the truck carriage and the fixed conveying line, and the flexible conveying line is arranged on the lift platform.

In the above-mentioned embodiment, because there is a height difference between the floor and the platform of the logistics truck, the lift platform is used to ensure that the top surface of the lift platform is flush with the floor surface of the truck (the surface of the cargo carrying plate), so that the Towing the loading and unloading operation equipment into and out of the truck compartment smoothly.

In an embodiment of the present application, at least two submersible transfer devices are provided, and each submersible transfer device corresponds to one groove.

In the above embodiment, at least two submersible transfer devices are provided, so that the goods can be carried by the at least two submersible transfer devices, so as to ensure stable transportation of the goods.

The application also provides an automatic loading and unloading method using the above-mentioned automatic loading and unloading system, and the automatic loading method includes:

Preparation before loading: Lay the cargo carrying board on the floor of the truck compartment, connect the rear end of the submersible transfer equipment with the front end of the traction loading and unloading equipment, and connect the rear end of the traction loading and unloading equipment with the front end of the flexible conveyor line. The rear end of the conveyor line is docked with the fixed conveyor line;

Cargo transfer: The goods are transferred to the fixed conveyor line, and then transported to the flexible conveyor line via the fixed conveyor line. The loading and unloading operation equipment pulls the submersible transfer equipment and the flexible conveyor line to move in the front and rear directions, and follows the pulling movement of the pulling loading and unloading equipment. The working length of the conveyor line is adjusted, and the flexible conveyor line transports the goods to the traction loading and unloading equipment;

Cargo loading: When the submersible transfer equipment moves to the loading position, the traction loading and unloading equipment stops towing, the submersible transfer equipment rises and docks with the traction loading and unloading equipment, and the goods are transferred from the traction loading and unloading equipment to the submersible moving equipment. After the equipment is loaded, the submersible transfer equipment is lowered to make the goods fall on the cargo carrying plate, and the loading of the goods is completed.

The automatic loading method adopts the above-mentioned automatic loading and unloading system, and through the above-mentioned steps, the automatic loading of goods can be realized, the loading efficiency is improved, the manpower and time are saved, and the logistics cost is reduced.

In an embodiment of the present application, in the cargo loading step, the position adjustment of the cargo in the compartment in the left-right direction is realized by a submersible transfer device.

In the above-mentioned embodiment, the submersible transfer equipment is adjusted to adjust the cargo in the left-right direction, so that the cargo is moved to the position beside the loading line, and the reasonable layout of the cargo is realized.

The application also provides an automatic unloading method, which adopts the above-mentioned automatic loading and unloading system, and the automatic unloading method:

Preparation before unloading: connect the rear end of the submersible transfer equipment with the front end of the traction loading and unloading operation equipment, connect the rear end of the traction loading and unloading operation equipment with the front end of the flexible conveying line, and connect the rear end of the flexible conveying line with the fixed conveying line;

Cargo unloading: The traction loading and unloading equipment pulls the submersible transfer equipment and the flexible conveyor line to move in the front and rear directions. When the submersible transfer equipment moves to the bottom of the cargo, the traction loading and unloading equipment stops pulling, and the submersible transfer equipment rises and tops The goods are moved to the fixed conveyor line through the submersible transfer equipment, the traction loading and unloading operation equipment and the flexible conveying line in turn to complete the unloading of the goods.

The automatic unloading method adopts the above-mentioned automatic loading and unloading system, and through the above-mentioned steps, the automatic unloading of goods can be realized, the unloading efficiency is improved, manpower and time are saved, and the logistics cost is reduced.

In an embodiment of the present application, in the step of unloading the goods, the position adjustment of the goods in the compartment in the left-right direction is realized by a submersible transfer device.

In the above-mentioned embodiment, the cargo is adjusted in the left-right direction by adjusting the submersible transfer equipment, so as to adjust the cargo to the unloading line and realize the regularity of the cargo.

Additional aspects and advantages of the present application will be set forth, in part, from the following description, and in part will become apparent from the following description, or may be learned by practice of the present application.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present application more clearly, the following drawings will briefly introduce the drawings that need to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of an automatic loading and unloading vehicle system according to an embodiment of the application;

Fig. 2 is the enlarged view of A place of Fig. 1;

3 is a top view of a cargo carrying board according to an embodiment of the application;

4 is a cross-sectional view of a cargo carrying board according to an embodiment of the application;

5 is an axonometric view of a submersible transfer device shown in an embodiment of the application;

6 is a front view (initial state) of a submersible transfer device shown in an embodiment of the application;

FIG. 7 is a front view (lifting state) of the submersible transfer equipment shown in an embodiment of the application;

FIG. 8 is an axonometric view of the towing loading and unloading operation equipment according to an embodiment of the application;

FIG. 9 is a front view of the towing loading and unloading operation equipment shown in an embodiment of the application;

10 is a schematic structural diagram of a flexible conveying line according to an embodiment of the application;

FIG. 11 is a top view of a flexible conveying line according to an embodiment of the application;

12 is a schematic diagram of a fixed conveying line according to an embodiment of the application;

FIG. 13 is a front view of a lifting platform according to an embodiment of the application.

Icon: 100-Automatic loading and unloading truck system; 10-Cargo carrier plate; 11-Groove; 20-Submerged transfer equipment; 21-Base; 22-First longitudinal conveying mechanism; 221-Longitudinal conveying line; Conveying mechanism; 231-support frame; 232-guide wheel; 24-support wheel; 25-first jacking mechanism; 26-second jacking mechanism; 27-support leg; 271-first leg rod; 272-second Leg bar; 30-traction loading and unloading operation equipment; 31-travel chassis; 311-chassis body; 312-travel mechanism; 32-second longitudinal conveying mechanism; 321-conveyor belt; 322-frame; 33-transverse adjustment mechanism; 331 -guide rod; 34-safety guard; 35-first connecting piece; 351-first bevel; 36-second connecting piece; 361-connecting lug; 362-second bevel; 40-flexible conveyor line; Main body; 42-Support auxiliary wheel; 43-First power roller; 44-Transition wheel; 45-Transmission roller; 46-Winding mechanism; 50-Lifting platform; 51-Base assembly; Shaft; 522-first connecting rod; 523-second connecting rod; 53-top support assembly; 54-lifting drive assembly; 60-fixed conveyor line; 61-conveyor line main body; 62-second power roller; 70- carriage; 80-platform; 81-installation slot; 82-storage cavity; 83-rail; 831-arc segment; 832-straight segment; 90-cargo.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of the present application, but not all of the embodiments. The components of the embodiments of the present application generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Thus, the following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the application as claimed, but is merely representative of selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of this application, it should be noted that the orientation or positional relationship indicated by the terms "inside", "outside", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or is usually placed when the product of the application is used. The orientation or positional relationship is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the present application. Furthermore, the terms "first", "second", etc. are only used to differentiate the description and should not be construed to indicate or imply relative importance.

In the description of this application, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement" and "connection" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection, or Connected integrally; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood in specific situations.

The technical solutions of the present application will be clearly and completely described below with reference to the drawings.

Please refer to FIG. 1 , which is a schematic structural diagram of an automatic loading and unloading vehicle system 100 according to an embodiment of the present application. The automatic loading and unloading vehicle system 100 includes a cargo carrying board 10 , a submersible transfer equipment 20 , a tow loading and unloading operation equipment 30 , a flexible conveying line 40 and a lifting platform 50 . The automatic loading and unloading system 100 is used in conjunction with the truck and the platform 80 .

The cargo carrying plate 10 is used for laying on the bottom plate of the truck compartment 70 to carry the goods 90; the cargo carrying plate 10 is provided with a groove 11 corresponding to the submerged transfer equipment 20, and the groove 11 extends in the front and rear direction, as shown in the figure As shown in FIG. 2 , the submersible transfer device 20 can move in the front-rear direction within the groove 11 . The pulling loading and unloading operation equipment 30 is located between the submerged transfer equipment 20 and the flexible conveying line 40 , the front end of the pulling loading and unloading operation equipment 30 is connected with the rear end of the submerged transfer equipment 20 , and the rear end of the pulling loading and unloading operation equipment 30 is connected with the flexible conveying equipment 30 . The front end of the wire 40 is connected, and the pulling loading and unloading work equipment 30 can pull the submersible transfer equipment 20 and the flexible conveying wire 40 to move in the front-rear direction.

The lifting platform 50 is arranged at the end of the platform 80 , the platform 80 is provided with an installation groove 81 , and the lifting platform 50 is arranged in the installation groove 81 . When the truck stops at the platform 80, because there may be a height difference between the bottom plate of the truck 70 and the surface of the platform 80, the lift platform 50 is used to ensure that the top surface of the lift platform 50 and the bottom surface of the truck compartment 70 (cargo carrying The surface of the plate 10) is flush, so that the towing and unloading work equipment 30 can be smoothly moved into and out of the truck bed 70.

The platform 80 is provided with a fixed conveying line 60 , and the lifting platform 50 is located between the truck compartment 70 and the fixed conveying line 60 . When assembling the automatic loading and unloading vehicle system 100 , the flexible conveying line 40 is located between the traction loading and unloading operation equipment 30 and the fixed conveying line 60 , and the rear end of the flexible conveying line 40 is used for docking with the fixed conveying line 60 . The platform 80 is provided with a receiving cavity 82 , the rear end of the flexible conveying line 40 can be received into the receiving cavity 82 , and the open end of the receiving cavity 82 is located at the front end of the fixed conveying line 60 to ensure the flexible conveying line 40 and the fixed conveying line 60 . docking. The flexible conveyor line 40 is used to transfer cargo 90 between the fixed conveyor line 60 and the towed loading and unloading equipment 30 .

It should be pointed out that the front-rear direction here refers to the direction from the head to the tail of the truck compartment 70, and the head of the truck compartment 70 is the front end, which can also be understood as the length direction of the compartment 70; similarly, the width direction of the compartment 70 is defined for the left and right direction.

Please refer to FIG. 3 , which is a top view of the cargo carrying board 10 according to an embodiment of the application. The cargo carrying plate 10 is provided with a plurality of grooves 11 extending in the front-rear direction, and the plurality of grooves 11 are arranged at intervals in the left-right direction.

In an embodiment of the present application, the cargo carrying plate 10 is formed by splicing a plurality of plates, which is not only convenient for handling and assembly, but also can adapt to the floor of the carriage 70 of different sizes. .

The cargo carrying plate 10 adopts a modular structure and an assembled design, which can achieve plug-and-play, and can complete the floor laying of a van within 30 minutes; the cargo carrying plate is designed with a special purpose for connecting and fixing with the cargo box. The interface can be assembled according to the size of the carriage 70.

Please refer to FIG. 4 , which is a cross-sectional view of the cargo carrying board 10 according to an embodiment of the application. The grooves 11 are formed on the upper surface of the cargo carrying board 10 and extend along the thickness direction of the cargo carrying board 10 . The groove width of the groove 11 is matched with that of the submersible transfer device 20 to ensure that the submersible transfer device 20 can move back and forth along the groove 11 .

In an embodiment of the present application, in order to ensure the overall strength of the cargo carrying board 10 , the groove 11 does not penetrate the cargo carrying board 10 along the thickness direction of the cargo carrying board 10 , that is, the groove bottom of the groove 11 and the cargo carrying board 10 There is a certain distance between the lower surfaces. In other embodiments of the present application, the cargo carrying plate 10 may further include a plurality of long strips, the plurality of long strips are arranged at intervals along the left-right direction, and a groove 11 is formed between two adjacent long strips. The plurality of long strips are positioned by the base plate, and the base plate can be arranged under the plurality of long strips, and the base plate can also be arranged at one end of the plurality of long strips.

In an embodiment of the present application, the distance between the grooves 11 on the cargo carrying plate 10 can ensure that the width of the cargo 90 spans at least two grooves 11. When the cargo 90 is transported, the submersible transfer device 20 is provided with at least two grooves 11. Two, each of the submersible transfer devices 20 corresponds to one groove 11 , so that the goods 90 can be docked with at least two submersible transfer devices 20 , so as to achieve stable transportation of the goods 90 .

Please refer to FIG. 5 , which is an axonometric view of a submersible transfer device 20 according to an embodiment of the present application. The submersible transfer device 20 includes a base 21 , a first longitudinal conveying mechanism 22 , a transverse conveying mechanism 23 , and a support wheel 24 .

The first longitudinal conveying mechanism 22 and the transverse conveying mechanism 23 are both installed on the base 21 , and the support wheel 24 is installed at the bottom of the base 21 . The first longitudinal conveying mechanism 22 includes two longitudinal conveying lines 221 , which are arranged on both sides of the base 21 along the left and right directions. The first longitudinal conveying mechanism 22 is used for conveying the goods 90 along the front and rear directions. The transverse conveying mechanism 23 is located between the two longitudinal conveying lines 221, and the transverse conveying mechanism 23 is used to convey or guide the goods 90 in the left and right directions; the transverse conveying mechanism 23 includes a support frame 231 and a guide wheel 232, and the support frame 231 is used to The seat 21 is connected, the guide wheel 232 is installed on the support frame 231, and the axis of the guide wheel 232 is arranged along the front-rear direction.

Please refer to FIG. 6 , which is a front view of a submersible transfer device 20 according to an embodiment of the present application. The submersible transfer device 20 further includes a first jacking mechanism 25 and a second jacking mechanism 26 , and the first jacking mechanism 25 and the second jacking mechanism 26 are both disposed on the base 21 . The first jacking mechanism 25 is used to drive the first longitudinal conveying mechanism 22 to ascend and descend, so that the first longitudinal conveying mechanism 22 extends or dives into the groove 11 . The second jacking mechanism 26 is used to drive the transverse conveying mechanism 23 to ascend and descend, so that the transverse conveying mechanism 23 extends or dives into the groove 11 .

When the first lifting mechanism 25 drives the first longitudinal conveying mechanism 22 to lift up and carry the goods 90, the first longitudinal conveying mechanism 22 can convey the goods 90 in the front-rear direction. When the second jacking mechanism 26 drives the transverse conveying mechanism 23 to lift up and carry the goods 90, the transverse conveying mechanism 23 can convey or guide the goods 90 in the left-right direction.

In an embodiment of the present application, the longitudinal conveyor line 221 may be a conveyor belt capable of driving the goods 90 to move in the front-rear direction. In other embodiments of the present application, the longitudinal conveying line 221 can also be a crawler-type structure, which can realize the conveying of the goods 90 in the front-rear direction.

In an embodiment of the present application, multiple sets of guide wheels 232 are provided, and the multiple sets of guide wheels 232 are arranged at intervals along the front-rear direction to accommodate goods 90 of different lengths.

The guide wheel 232 may be a passive wheel or a driving wheel. When the guide wheel 232 is a passive wheel, the transverse conveying mechanism 23 can guide the goods 90 in the left and right directions, and manual intervention of the goods 90 is required at this time; when the guiding wheel 232 is a driving wheel, the transverse conveying mechanism 23 can convey the goods 90 in the left and right directions. , the goods 90 do not need manual intervention at this time.

It should be noted that, when the submersible transfer device 20 needs to be docked with the cargo 90, there are two ways for the first jacking mechanism 25 to drive the first longitudinal conveying mechanism 22 to lift up: one method is that the first jacking mechanism 25 The first longitudinal conveying mechanism 22 and the base 21 are driven to lift at the same time. At this time, the lateral conveying mechanism 23 and the second lifting mechanism 26 are both raised synchronously with the base 21, and the top surface of the lateral conveying mechanism 23 is lower than the first longitudinal On the top surface of the conveying mechanism 22, the first longitudinal conveying mechanism 22 carries the goods 90, and the first longitudinal conveying mechanism 22 can convey the goods 90 in the front-rear direction. Drive the transverse conveying mechanism 23 to lift up, so that the top surface of the transverse conveying mechanism 23 is higher than the top surface of the first longitudinal conveying mechanism 22, and the transverse conveying mechanism 23 carries the goods 90; another way is that the first lifting mechanism 25 drives The first longitudinal conveying mechanism 22 is raised relative to the base 21, and neither the transverse conveying mechanism 23 nor the second lifting mechanism 26 is raised. At this time, the top surface of the transverse conveying mechanism 23 is lower than the top of the first longitudinal conveying mechanism 22. The first longitudinal conveying mechanism 22 carries the goods 90, and the first longitudinal conveying mechanism 22 can convey the goods 90 in the front-rear direction. If the goods 90 need to be conveyed or guided in the left-right direction, the second jacking mechanism 26 drives the transverse conveying mechanism 23. Raised so that the top surface of the transverse conveying mechanism 23 is higher than the top surface of the first longitudinal conveying mechanism 22 , and the transverse conveying mechanism 23 carries the goods 90 .

In an embodiment of the present application, the first lifting mechanism 25 drives the first longitudinal conveying mechanism 22 to follow the base 21 to move up and down synchronously, the first lifting mechanism 25 may be a bidirectional cylinder, and the cylinder of the bidirectional cylinder is mounted on the base 21 , the submersible transfer equipment 20 also includes two support legs 27, two ends of the two-way cylinder (telescopic rods) are hinged to a support leg 27, the support legs 27 include a first leg rod 271 and a second leg rod 272, the first leg rod 271 and the second leg rod 272. The upper end of the leg rod 271 is connected with the lower end of the second leg rod 272 to form a similar L-shaped structure, the lower end of the first leg rod 271 is installed with the support wheel 24, the upper end of the second leg rod 272 is hinged with the base 21, the telescopic rod of the two-way cylinder It is hinged with the connection of the first leg rod 271 and the second leg rod 272, and the tips of the supporting legs 27 located in the front and rear sections are oppositely arranged, that is, the lower end of the first leg rod 271 of the supporting leg 27 located at the front end extends forward, The lower ends of the first leg bars 271 of the support legs 27 located at the rear ends extend rearward. Referring to FIG. 7 , when the telescopic rod of the bidirectional air cylinder is retracted, the support wheels 24 at the front and rear ends are separated and the distance becomes larger, and the first longitudinal conveying mechanism 22 follows the base 21 and descends and can sneak into the groove 11 . Referring to FIG. 6 , when the telescopic rod of the two-way cylinder is extended, the support wheels 24 at the front and rear ends are close together and the distance between them becomes smaller, and the first longitudinal conveying mechanism 22 is raised and can extend out of the groove 11 . In other embodiments of the present application, the first lifting mechanism 25 may also adopt other lifting structures, such as but not limited to linear drive mechanisms such as hydraulic cylinders and electric push rods.

In an embodiment of the present application, there are two second jacking mechanisms 26 , and the two jacking mechanisms are arranged at the front and rear ends of the base 21 . The second jacking mechanism 26 adopts a cylinder, and the cylinder body of the cylinder is fixed on the base 21 . The base 21 and the telescopic rod of the cylinder are connected to the support frame 231 . In other embodiments of the present application, the second lifting mechanism 26 may also adopt other lifting structures, such as but not limited to linear drive mechanisms such as hydraulic cylinders and electric push rods.

Please refer to FIG. 8 , which is an axonometric view of the towed loading and unloading operation equipment 30 according to an embodiment of the application. The traction loading and unloading operation equipment 30 includes a traveling chassis 31, a second longitudinal conveying mechanism 32, a lateral adjustment mechanism 33 and a safety guard 34. The second longitudinal conveying mechanism 32 and the lateral adjustment mechanism 33 are both arranged on the traveling chassis 31, and the safety guard 34 It is arranged on the running chassis 31 and located on the left and right sides of the second longitudinal conveying mechanism 32 .

The traveling chassis 31 can drive the traction loading and unloading operation equipment 30 to move in the front-rear direction, so as to move in different positions in the carriage 70 . The second longitudinal conveying mechanism 32 is used for conveying the goods 90 in the front-rear direction, and can be connected with the first longitudinal conveying mechanism 22 and the flexible conveying line 40 to realize the conveying of the goods 90 between the first longitudinal conveying mechanism 22 and the flexible conveying line 40 . The lateral adjustment mechanism 33 is used to adjust the position of the second longitudinal conveying mechanism 32 in the left-right direction, so that the second longitudinal conveying mechanism 32 can be accurately connected with the first longitudinal conveying mechanism 22 , thereby improving the conveying accuracy of the goods 90 .

The front end of the traveling chassis 31 is provided with a first connecting piece 35 , one end of the first connecting piece 35 is connected with the traveling chassis 31 , and the other end is used for connecting with the base 21 of the submersible transfer equipment 20 . The first connecting member 35 is a wedge-shaped structure, and the first connecting member 35 has a first inclined surface 351 , which can realize the transition of the goods 90 between the first longitudinal conveying mechanism 22 and the second longitudinal conveying mechanism 32 . The connection between the first connecting member 35 and the base 21 of the submersible transfer device 20 may be a hook-pin fit, a bolt connection, or other quick-release connection mechanisms.

The rear end of the running chassis 31 is provided with a second connecting piece 36 , one end of the second connecting piece 36 is connected to the running chassis 31 , and the other end is formed with a connecting ear 361 , which is used for connecting with the flexible transmission line 40 . The second connecting member 36 is a wedge-shaped structure, and the second connecting member 36 has a second inclined surface 362 , which can realize the transition of the goods 90 between the second longitudinal conveying mechanism 32 and the flexible conveying line 40 .

In an embodiment of the present application, the second longitudinal conveying mechanism 32 includes a conveying belt 321 and a frame 322, the conveying belt 321 is arranged on the frame 322, the frame 322 is slidably matched with the walking chassis 31, and the frame 322 can be relative to the frame 322. The traveling chassis 31 moves in the left-right direction. The arrangement of the conveyor belt 321 can ensure that the goods 90 are conveyed stably in the front-rear direction.

In an embodiment of the present application, the lateral adjustment mechanism 33 includes a guide rod 331 and a lateral drive assembly (not shown in the figure), the guide rod 331 is arranged along the left-right direction, and the two ends of the guide rod 331 are respectively connected with the walking chassis 31, The frame 322 is slidably arranged on the guide rod 331, and the lateral drive assembly is installed on the walking chassis 31. The lateral drive assembly can drive the frame 322 to move left and right along the guide rod 331, so as to realize the left and right position adjustment of the second longitudinal conveying mechanism 32. , so that the second longitudinal conveying mechanism 32 can be accurately connected with the first longitudinal conveying mechanism 22 , thereby improving the conveying accuracy of the goods 90 .

The safety protection device 34 includes, but is not limited to, a motor protection cover, a detection switch, an emergency stop switch, and a crash bar. The motor shield is used to protect the drive motor of the second longitudinal conveying mechanism 32 . There are two detection switches. The two detection switches are located on the left and right sides of the walking chassis 31 respectively. The second longitudinal conveying mechanism 32 is located between the two detection switches. The detection switch is electrically connected to the lateral adjustment mechanism 33. When the mechanism 32 moves to the left and right limit positions, the corresponding detection switch is activated, and the lateral adjustment mechanism 33 responds to the detection switch and stops driving. The emergency stop switch is electrically connected with the driving component of the second longitudinal conveying mechanism 32 , and when an emergency is encountered, the emergency stop switch can be activated to stop the operation of the second longitudinal conveying mechanism 32 . There are two anti-collision strips, the two anti-collision strips are located on the left and right sides of the walking chassis 31 respectively, and the second longitudinal conveying mechanism 32 is located between the two anti-collision strips to prevent the second longitudinal conveying mechanism 32 from moving in the left and right directions. Interferes with the running chassis 31 .

Please refer to FIG. 9 , which is a front view of the towing loading and unloading operation equipment 30 according to an embodiment of the application. The traveling chassis 31 of the traction loading and unloading operation equipment 30 includes a chassis body 311 and a traveling mechanism 312 arranged on the chassis body 311 . The traveling mechanism 312 adopts a crawler type structure and has a large contact area with the cargo carrying plate 10 to adapt to the carriage 70 In the case of the bottom plate (cargo carrier plate 10 ), the throughput of the towed loading and unloading work equipment 30 is improved. In other embodiments of the present application, the running mechanism 312 may also adopt a wide wheel structure.

Please refer to FIG. 10 , which is a schematic structural diagram of a flexible transmission line 40 according to an embodiment of the present application. The flexible conveying line 40 includes a conveying body 41 , a supporting auxiliary wheel 42 , a first power roller 43 , and a transition wheel 44 .

The conveying body 41 has a chain structure, and the conveying body 41 includes a plurality of chain plates arranged in the front-rear direction, two adjacent chain plates are hinged, and a supporting auxiliary wheel 42 is provided at the bottom of each chain plate. The supporting auxiliary wheel 42 is rotatably connected with the chain plate, and the supporting auxiliary wheel 42 is used for contacting with the platform 80 or the lifting platform 50 to play the role of supporting the chain plate. The upper surface of the conveying body 41 is provided with a plurality of first power rollers 43, the plurality of first power rollers 43 are arranged at intervals along the front-rear direction, the axis of the first power rollers 43 extends along the left-right direction, and the first power rollers 43 are used to drive the goods 90 moves in the front-rear direction. The transition wheel 44 is arranged in the storage cavity 82 of the platform 80 , and the axis of the transition wheel 44 extends in the left-right direction. The transition wheel 44 is located at the open end of the storage cavity 82 .

In other embodiments of the present application, the chain plates may be replaced with chain links to reduce the overall weight.

In an embodiment of the present application, the upper surface of the conveying body 41 is further provided with a conveying roller 45, the conveying roller 45 is arranged between two adjacent first power rollers 43, and the conveying roller 45 is not driven by power, which is Passive Roller. The arrangement of the conveying roller 45 ensures that the goods 90 are conveyed stably on the flexible conveying line 40 while saving power for driving. It should be noted that the first power roller 43 is provided at the end of the front end of the flexible conveying line 40 to ensure smooth transfer of the goods 90 between the flexible conveying line 40 and the second longitudinal conveying mechanism 32 . As an optional embodiment of the present application, two transfer rollers 45 are disposed between two adjacent first power rollers 43 .

The chain plate at the front end of the conveying body 41 is connected to the traction loading and unloading operation equipment 30. While the traction loading and unloading operation equipment 30 pulls the flexible conveying line 40 to move in the front-rear direction, the working length of the flexible conveying line 40 can be adapted to the pulling and loading and unloading operation equipment. The distance between 30 and the fixed conveyor line 60 varies. Here, the working length of the flexible conveying line 40 refers to the part of the flexible conveying line 40 located between the pulling-loading and unloading operation equipment 30 and the fixed conveying line 60 , and this part can realize the conveyance of the goods 90 . When the pulling handling equipment 30 pulls the flexible conveying line 40 to move forward, the end of the rear end of the flexible conveying line 40 gradually moves toward the open end of the receiving cavity 82, and the working length of the flexible conveying line 40 becomes larger; When the flexible conveying line 40 moves backward, the end of the rear end of the flexible conveying line 40 gradually moves toward the interior of the storage cavity 82 , and the working length of the flexible conveying line 40 becomes smaller.

As an optional embodiment of the present application, guide rails 83 (as shown in FIG. 1 ) corresponding to the flexible conveying line 40 are provided on the left and right side walls of the storage cavity 82 , and the guide rails 83 include a circular arc segment 831 and a straight segment 832 , the circular arc segment 831 is arranged vertically, one end of the circular arc segment 831 is set at the open end of the receiving cavity 82 and is tangent to the surface of the platform 80, the other end of the circular arc segment 831 is tangent to the straight line segment 832, and the straight line segment 832 is parallel to the surface of platform 80 . The arrangement of the guide rails 83 facilitates the storage of the conveying body 41 in the storage cavity 82 , saves space occupation, and at the same time prevents the conveying body 41 from accumulating in the storage cavity 82 and getting stuck.

In an embodiment of the present application, in order to make the flexible conveying line 40 move flexibly when stored in the receiving cavity 82, the flexible conveying line 40 further includes a hoisting mechanism 46, the hoisting mechanism 46 is arranged in the receiving cavity 82, and the hoisting mechanism 46 is located in The front end of the transition wheel 44 and the winding rope of the hoisting mechanism 46 are connected to the rear end of the conveying body 41. When the pulling and unloading operation equipment 30 pulls the flexible conveying line 40 to move backward, the hoisting mechanism 46 moves synchronously, and the hoisting mechanism 46 is wound up. Pulling the conveying body 41 improves the movement flexibility of the flexible conveying line 40 . Similarly, when the flexible conveyor line 40 is pulled forward by the traction loading and unloading operation equipment 30 , the hoisting mechanism 46 is unwound, so that the conveying body 41 moves with the traction loading and unloading operation equipment 30 . It should be noted that the winding rope of the hoisting mechanism 46 cooperates with the transition wheel 44 .

In an embodiment of the present application, the transition wheel 44 is a sprocket, and the sprocket has its own driving mechanism. Through the rotation of the sprocket, the conveying body 41 can be driven, which is convenient for the flexible conveying line 40 to be stored in the storage cavity 82 or from the storage cavity 82 . The receiving cavity 82 is moved out. In other embodiments of the present application, the sprocket may also not have a driving mechanism, and the flexible conveying line 40 is driven to move by the power of the pulling loading and unloading operation equipment 30, and the conveying body 41 pushes or pulls the sprocket to rotate.

Please refer to FIG. 11 , which is a top view of a flexible transmission line 40 according to an embodiment of the present application. The flexible conveying line 40 is provided with two rows of the first power rollers 43 , and the two rows of the first power rollers 43 are arranged at intervals along the left and right directions, so as to have a larger contact surface with the goods 90 .

Please refer to FIG. 12 , which is a schematic diagram of a fixed conveying line 60 according to an embodiment of the present application. The fixed conveying line 60 includes a conveying line main body 61 and a plurality of second power rollers 62. The plurality of second power rollers 62 are arranged on the conveying line main body 61 along the front and rear directions. The two power rollers 62 have their own power. The fixed conveying line 60 can realize driving the goods 90 to move in the front-rear direction, so as to dock the goods 90 with the flexible conveying line 40 .

Please refer to FIG. 13 , which is a front view of a lifting platform 50 according to an embodiment of the application. The lift platform 50 includes a base assembly 51 , a lift link assembly 52 , a top support assembly 53 and a lift drive assembly 54 . The lift link assembly 52 is located between the base assembly 51 and the top support assembly 53 . The lift driving assembly 54 is used to drive the lift link assembly 52 to expand or close, so as to support the top support assembly 53 or lower the top support assembly 53 .

The base assembly 51 is used to be installed on the bottom of the installation groove 81 of the platform 80 and plays a role of positioning and support.

The lift link assembly 52 is a scissor structure. The lift link assembly 52 includes two sets of X-shaped connecting rods. The two sets of X-shaped connecting rods are arranged at intervals along the left and right directions. Each X-shaped connecting rod group includes a first connecting rod 522 and a second connecting rod 523, the middle part of the first connecting rod 522 and the middle part of the second connecting rod are both hinged with the connecting shaft 521, and the lower end of the first connecting rod 522 is connected with the base assembly The upper end of the first link 522 is hinged with the top support assembly 53 , the lower end of the second link 523 is hinged with the base assembly 51 , and the upper end of the second link 523 is slidably engaged with the top support assembly 53 .

The lift driving assembly 54 includes a jacking hydraulic cylinder, the cylinder body of the jacking hydraulic cylinder is fixed to the base assembly 51 , and the piston rod of the jacking hydraulic cylinder is hinged with the connecting shaft 521 . When the piston rod of the jacking hydraulic cylinder is extended, the jacking hydraulic cylinder can drive the connecting shaft 521 to rise, the lower end of the first connecting rod 522 moves toward the lower end of the second connecting rod 523, and the upper end of the first connecting rod 522 moves toward the first connecting rod 522. The upper ends of the two links 523 are close together, the lift link assembly 52 is unfolded, and the top support assembly 53 is lifted up. When the piston rod of the jacking hydraulic cylinder is retracted, the jacking hydraulic cylinder can drive the connecting shaft 521 to descend, the lower end of the first connecting rod 522 moves toward the upper end of the second connecting rod 523, and the upper end of the first connecting rod 522 moves toward the second connecting rod 523. The lower ends of the connecting rods 523 are close together, the lifting link assembly 52 is closed, and the top support assembly 53 is lowered. In other embodiments of the present application, the lift drive assembly 54 may also be other telescopic rod structures, such as electric push rods, air cylinders, and the like.

Further, the automatic loading and unloading vehicle system 100 also includes a cargo information identification device and a control device.

The cargo information identification equipment includes but is not limited to lighting devices and camera devices. After the camera device collects the image information of the cargo 90, the back-end processor can obtain the shape, dimensions, location coordinates and other information of the cargo 90 according to a certain algorithm. , to identify and process these information to further control the completion of subsequent actions, including but not limited to the actions of pulling the loading and unloading operation equipment 30, and provide data for the speed regulation, diversion, sorting and transportation of goods 90 in the subsequent conveying part . The cargo information identification device can be installed on the traction loading and unloading operation device 30, and can also be set at the rear end of the fixed conveying line 60, and is used for information identification of the cargo 90 loaded or unloaded.

The control equipment includes a PLC controller, which is respectively connected with the execution part of the submersible transfer equipment 20 , the execution part of the traction loading and unloading operation equipment 30 , the execution part of the lifting platform 50 , the execution part of the flexible conveying line 40 , and the fixed conveying line 60 . The executive components are electrically connected, and the PLC controller controls the corresponding executive components.

The automatic loading and unloading vehicle system 100, for the loading part, uses the pre-loading method to first complete the pre-loading of the goods 90 in the pre-loading area according to the setting device method, and then uses the automatic loading and unloading vehicle system 100 to load the pre-loaded goods 90. Transport to the designated location to complete a loading operation. For the unloading part, following the first-in-last-out storage mode, the goods 90 are unloaded from the car 70 from the rear of the car 70 one by one.

The working principle of the automatic loading and unloading vehicle system 100 provided by this application is as follows:

In the automatic loading and unloading vehicle system 100, the cargo carrying plate 10 with the groove 11 is arranged on the bottom plate of the truck compartment 70, and the submersible transfer device 20 is arranged in the groove 11, so that the submersible transfer device 20 can be loaded and unloaded by traction. The operation equipment 30 can dive into the bottom of the cargo 90 under the driving of the operation equipment 30, and cooperate with the first lifting mechanism 25 to lift the first longitudinal conveying mechanism 22 to lift the cargo 90. The first longitudinal conveying mechanism 22 and the second longitudinal conveying mechanism 32 The docking with the flexible conveying line 40 can convey the goods 90 out of the carriage 70 to realize the automatic unloading of the goods 90 . At the same time, when the goods 90 are loaded into the vehicle, the submersible transfer equipment 20 is pulled to the loading position by the pulling loading and unloading operation equipment 30, and the first longitudinal conveying mechanism 22 is driven by the first lifting mechanism 25 to lift up, so that the first longitudinal conveying is performed. The mechanism 22 is docked with the second longitudinal conveying mechanism 32, the goods 90 can be conveyed to the first longitudinal conveying mechanism 22 via the flexible conveying line 40 and the second longitudinal conveying mechanism 32, and the first lifting mechanism 25 drives the first longitudinal conveying mechanism 22 to descend to By diving into the groove 11 , the cargo 90 can be unloaded to the cargo carrying plate 10 to realize the automatic loading of the cargo 90 . Through the traction drive of the traction loading and unloading operation equipment 30 , the traction submersible transfer equipment 20 and the flexible conveying line 40 can be moved in the front-rear direction to load and unload the goods 90 at different positions in the carriage 70 .

The beneficial effects of the automatic loading and unloading vehicle system 100 provided by the present application are:

The automatic loading and unloading system 100 can improve the loading and unloading efficiency of trucks, shorten the loading and unloading time of goods 90, and can reduce the original unloading time from 3-5 hours to 1-2 hours. The entire loading and unloading operation can be completed automatically, saving labor and reducing Invalid waiting time for vehicles, reducing site occupation, greatly reducing logistics costs and improving economic benefits.

The automatic loading and unloading method provided by the present application is described below, and the automatic loading and unloading system 100 described above is adopted. The automatic loading method includes:

Preparation before loading: Lay the cargo carrying plate 10 on the bottom plate of the truck compartment 70, extend the groove 11 on the cargo carrying plate 10 in the front-rear direction, and set the submersible transfer equipment 20 in the groove 11; The platform 50 adjusts the height difference between the surface of the top support assembly 53 and the surface of the cargo carrying plate 10 , so that the top support assembly 53 is flush with the cargo carrying plate 10 ; the towing loading and unloading operation equipment 30 is moved into the carriage 70 via the lifting platform 50 , connect the rear end of the submersible transfer equipment 20 with the front end of the pulling loading and unloading operation equipment 30, the rear end of the pulling loading and unloading operation equipment 30 is connected with the front end of the flexible conveying line 40, and the rear end of the flexible conveying line 40 is connected with the fixed conveying line 60 docking;

Transfer of goods 90: The goods 90 are transferred to the fixed conveying line 60, and then conveyed to the flexible conveying line 40 via the fixed conveying line 60, and the loading and unloading operation equipment 30 pulls the submersible transfer equipment 20 and the flexible conveying line 40 to move in the front-rear direction, following the traction The pulling movement of the loading and unloading operation equipment 30, the working length of the flexible conveying line 40 is adjusted, and the flexible conveying line 40 conveys the goods 90 to the second longitudinal conveying mechanism 32 of the pulling loading and unloading operation equipment 30;

Cargo loading: when the submersible transfer equipment 20 moves to the loading position, the traction loading and unloading operation equipment 30 stops pulling, and the first jacking mechanism 25 of the submersible transfer equipment 20 lifts the first longitudinal conveying mechanism 22 and connects with the truck. The second longitudinal conveying mechanism 32 of the pulling loading and unloading operation equipment 30 is docked, and the second longitudinal conveying mechanism 32 conveys the goods 90 to the first longitudinal conveying mechanism 22. After the goods 90 are completely located in the first longitudinal conveying mechanism 22, the first longitudinal conveying mechanism 22 When the conveying is stopped, the first lifting mechanism 25 lowers the first longitudinal conveying mechanism 22 into the submerged groove 11 , and the cargo 90 falls onto the cargo carrying plate 10 , and the loading of the cargo 90 is completed.

It should be pointed out that, in the transfer step of the cargo 90, when the cargo 90 is transferred to the traction loading and unloading operation equipment 30, the cargo information identification device installed on the traction loading and unloading operation equipment 30 acquires the information of the cargo 90, and transmits the information to the background processing device.

It should be pointed out that in the cargo loading step, when the position of the cargo 90 needs to be adjusted in the left-right direction, after the first longitudinal conveying mechanism 22 carries the cargo 90, the first longitudinal conveying mechanism 22 stops conveying, and the second jacking mechanism 26 drives The transverse conveying mechanism 23 is lifted, and the goods 90 are conveyed or guided in the left-right direction by the transverse conveying mechanism 23 to above the designated loading position, the second lifting mechanism 26 drives the transverse conveying mechanism 23 to reset, and the first lifting mechanism 25 drives the first The longitudinal conveying mechanism 22 is reset, so that the submersible transfer device 20 is submerged into the groove 11 , and the goods 90 fall onto the goods carrying plate 10 .

It should be pointed out that in the cargo loading step, the lateral conveying mechanism 23 of the submersible transfer device 20 can adjust the position of the cargo 90 in the carriage 70 in the left-right direction, so as to adjust the cargo to the position beside the loading line , and reasonably arrange the loading space in the carriage 70.

The automatic loading method adopts the above-mentioned automatic loading and unloading system 100. Through the above steps, the automatic loading of the goods 90 can be realized, which improves the loading efficiency, saves manpower and time, and reduces the logistics cost.

The automatic unloading method provided by the present application is introduced below, using the above-mentioned automatic loading and unloading system 100, the automatic unloading method:

Preparation before unloading: Adjust the height difference between the top surface of the lifting platform 50 and the surface of the cargo carrying board 10 through the lifting platform 50 so that the lifting platform 50 is flush with the cargo carrying board 10; place the submersible transfer equipment 20 on the cargo carrying board In the groove 11 of the plate 10, the traction loading and unloading operation equipment 30 enters the carriage 70 through the lifting platform 50, the rear end of the submersible transfer equipment 20 is connected with the front end of the traction loading and unloading operation equipment 30, and the rear end of the traction loading and unloading operation equipment 30 is connected with the front end of the traction loading and unloading operation equipment 30. The front end of the flexible conveying line 40 is connected, and the rear end of the flexible conveying line 40 is butted with the fixed conveying line 60;

Cargo unloading: the traction loading and unloading operation equipment 30 pulls the submersible transfer equipment 20 and the flexible conveying line 40 to move in the front-rear direction. When the submersible transfer equipment 20 moves to the bottom of the cargo 90, the traction loading and unloading operation equipment 30 stops pulling, and the submersible transfer equipment 30 stops pulling. The first lifting mechanism 25 of the carrier 20 lifts the first longitudinal conveying mechanism 22 and jacks up the goods 90. After the first longitudinal conveying mechanism 22 and the second longitudinal conveying mechanism 32 are docked, the first longitudinal conveying mechanism 22 lifts the goods. 90 is conveyed to the second longitudinal conveying mechanism 32, and after the goods 90 are completely conveyed to the second longitudinal conveying mechanism 32, the first lifting mechanism 25 lowers the first longitudinal conveying mechanism 22 into the submerged groove 11, and the second longitudinal conveying mechanism 32 The goods 90 are transferred to the flexible conveying line 40 , and the flexible conveying line 40 moves the goods 90 to the fixed conveying line 60 to complete the unloading of the goods 90 .

It should be pointed out that in the step of unloading the goods, when the goods 90 are transferred to the towing and handling equipment 30, the goods information identification device installed on the towing and handling equipment 30 acquires the information of the goods 90 and transmits the information to the background processor .

It should be noted that, in the cargo unloading step, the lateral conveying mechanism 23 is used to adjust the position of the cargo 90 in the carriage 70 in the left-right direction, so as to adjust the cargo to the unloading route and arrange the cargo 90 in the carriage 70 .

The automatic unloading method adopts the above-mentioned automatic loading and unloading system 100. Through the above steps, the automatic unloading of the goods 90 can be realized, which improves the unloading efficiency, saves manpower and time, and reduces the logistics cost.

It should be noted that the features in the embodiments of the present application may be combined with each other without conflict.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this application shall be included within the protection scope of this application.

Claims (16)

1. The automatic loading and unloading vehicle system is characterized by comprising a cargo bearing plate, a submerged type transfer equipment, a traction loading and unloading operation equipment and a flexible conveying line, wherein the cargo bearing plate is laid on a bottom plate of a boxcar, the traction loading and unloading operation equipment is positioned between the submerged type transfer equipment and the flexible conveying line, the traction loading and unloading operation equipment is respectively connected with the submerged type transfer equipment and the front end of the flexible conveying line, and the traction loading and unloading operation equipment can pull the submerged type transfer equipment and the flexible conveying line to move along the front-back direction.

2. The automated handler system according to claim 1, wherein the cargo floor is formed with a recess for accommodating the submerged transfer device, the recess extending in a front-rear direction, and the submerged transfer device is movable along the recess under traction of the traction handling device.

3. The automated handler system of claim 2, wherein the load carrying floor defines a plurality of the slots, the plurality of slots being spaced apart in a left-right direction.

4. The automated handler system according to claim 2, wherein the submerged transfer apparatus includes a base, a first longitudinal conveyor mechanism and a first lift mechanism, the first longitudinal conveyor mechanism and the first lift mechanism being provided on the base, the first longitudinal conveyor mechanism being configured to convey the cargo in a front-rear direction, the first lift mechanism being configured to drive the first longitudinal conveyor mechanism to ascend and descend.

5. The automated handler system according to claim 4, wherein the submerged transfer apparatus further comprises a cross conveyor mechanism and a second lift mechanism, the cross conveyor mechanism and the second lift mechanism being provided on the base, the cross conveyor mechanism being configured to convey or guide the goods in a left-right direction, and the second lift mechanism being configured to drive the cross conveyor mechanism to ascend and descend.

6. The auto-handler system according to claim 5, wherein the lateral transfer mechanism comprises a support frame and guide wheels mounted on the support frame, the axes of the guide wheels being arranged in a fore-and-aft direction.

7. The automated handler system of claim 4, wherein the submersible transfer apparatus further comprises support wheels mounted to the base, the submersible transfer apparatus contacting the bottom of the recess via the support wheels.

8. The automated handler system according to claim 4, wherein the towing handling apparatus includes a traveling chassis and a second longitudinal conveyance mechanism provided on the traveling chassis, the second longitudinal conveyance mechanism being adapted to convey the cargo in a front-rear direction and being capable of docking with the first longitudinal conveyance mechanism.

9. The automated handler system according to claim 8, wherein the towing handling apparatus further comprises a lateral adjustment mechanism provided on the traveling chassis for adjusting a position of the second longitudinal conveyance mechanism in a left-right direction.

10. The automated handler system of claim 1, wherein the rear end of the flexible conveyor line is adapted to interface with a fixed conveyor line, the flexible conveyor line is adapted to transfer cargo between the fixed conveyor line and the tractor loader, and the working length of the flexible conveyor line is adapted to accommodate changes in the distance between the tractor loader and the fixed conveyor line.

11. The automated handler system of claim 10, further comprising:

the lifting platform is positioned between the boxcar and the fixed conveying line, and the flexible conveying line is arranged on the lifting platform.

12. The automated handler system of claim 3, wherein there are at least two of the submerged transfer apparatuses, each submerged transfer apparatus corresponding to one of the recesses.

13. An automatic loading method using the automatic loading and unloading system according to any one of claims 1 to 12, the automatic loading method comprising:

preparing before loading: laying a cargo bearing plate on a bottom plate of a freight car compartment, connecting the rear end of a submerged transfer equipment with the front end of a traction loading and unloading operation equipment, connecting the rear end of the traction loading and unloading operation equipment with the front end of a flexible conveying line, and butting the rear end of the flexible conveying line with a fixed conveying line;

transferring goods: the goods are transferred to a fixed conveying line and conveyed to a flexible conveying line through the fixed conveying line, the traction loading and unloading operation equipment pulls the submerged transfer equipment and the flexible conveying line to move along the front-back direction and move along with the traction of the traction loading and unloading operation equipment, the working length of the flexible conveying line is adjusted, and the flexible conveying line conveys the goods to the traction loading and unloading operation equipment;

loading goods: after the submerged transfer equipment moves to the loading position, the traction loading and unloading operation equipment stops traction, the submerged transfer equipment rises and is in butt joint with the traction loading and unloading operation equipment, and after goods are transferred to the submerged transfer equipment from the traction loading and unloading operation equipment, the submerged transfer equipment descends to enable the goods to fall onto the goods bearing plate, so that the goods loading is completed.

14. The automatic loading method according to claim 13, wherein in the cargo loading step, the position adjustment of the cargo in the vehicle compartment in the left-right direction is performed by a submerged transfer apparatus.

15. An automatic unloading method, characterized in that, with the automatic loading and unloading system according to any one of claims 1 to 12, the automatic unloading method:

preparation before unloading: connecting the rear end of the submerged transfer equipment with the front end of the traction loading and unloading operation equipment, connecting the rear end of the traction loading and unloading operation equipment with the front end of a flexible conveying line, and butting the rear end of the flexible conveying line with a fixed conveying line;

unloading the goods: the traction loading and unloading operation equipment pulls the submerged transfer equipment and the flexible conveying line to move along the front-back direction, when the submerged transfer equipment moves to the bottom of the goods, the traction loading and unloading operation equipment stops pulling, the submerged transfer equipment lifts and jacks up the goods, and the goods move to the fixed conveying line through the submerged transfer equipment, the traction loading and unloading operation equipment and the flexible conveying line in sequence to finish unloading the goods.

16. The automatic unloading method according to claim 15, wherein in the cargo unloading step, the positional adjustment of the cargo in the vehicle compartment in the left-right direction is performed by a submerged transfer apparatus.

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