Material handling conveying line and loading and unloading vehicle system

Abstract

A material handling conveying line and a loading and unloading vehicle system. The material handling conveying line comprises: a material handling line main body (1) used for conveying a target box body; an edge return baffle plate (2) arranged on the material handling line main body (1) and used for preventing the target box body from sliding off; a push plate (3) arranged on the material handling line main body (1) and opposite to the edge return baffle plate (2) and used for pushing the target box body close to the edge return baffle plate (2); and a push plate driving mechanism (4) used for driving the push plate (3) to move with respect to the edge return baffle plate (2), so as to push the target box body close to the edge return baffle plate (2). The material handling conveying line can control a robot to simultaneously grab a plurality of orderly arranged target box bodies, improving grabbing efficiency.

Description

Material handling conveyor line and loading and unloading system Technical Field

[0001] The present disclosure relates to intelligent manufacturing, and in particular to a material handling conveyor line and a loading and unloading vehicle system. Background Art

[0002] An industrial robot is an intelligent device equipped with sensors, objective lenses, and electronic optical systems that can quickly sort and move goods.

[0003] Industrial robots will increasingly be equipped with vision sensors and force sensors, making them increasingly intelligent. With advances in sensing and recognition systems, artificial intelligence, and other technologies, robots are evolving from being controlled in a one-way manner to storing and applying their own data, becoming increasingly information-based.

[0004] In order to expand the application scenarios and application scope of industrial robots, in the prior art, a mobile robot is manufactured by installing the industrial robot on a mobile base, thereby enabling the movement of the industrial robot to realize functions such as mobile depalletizing and mobile picking. Summary of the Invention

[0005] In view of the defects in the prior art, the purpose of the present invention is to provide a material handling conveyor line and a loading and unloading vehicle system.

[0006] The material handling and conveying line provided by the present disclosure includes:

[0007] The main body of the material sorting line is used for conveying the target boxes;

[0008] A return baffle, which is provided on the main body of the material sorting line and is used to prevent the target box from sliding;

[0009] A push plate is provided on the main body of the material sorting line, is arranged opposite to the edge return baffle, and is used to push the target box to be close to the edge return baffle;

[0010] The push plate driving mechanism is used to drive the push plate to move relative to the edge return baffle to push the target box close to the edge return baffle, and enable the target box to eliminate the horizontal angle error through the constraint of the baffle and the push plate.

[0011] The loading and unloading vehicle system provided by the present disclosure includes: the material handling conveyor line, the telescopic conveyor, the first robot and the second robot;

[0012] The first robot is configured to load a target box onto the telescopic conveyor, so that the telescopic conveyor conveys the target box into the operating range of the second robot;

[0013] The second robot includes a mobile base, and the material handling conveyor line is arranged on the mobile base; the feed port of the material handling conveyor line is connected to the telescopic conveyor;

[0014] The second robot is used to move to the inside of a designated compartment according to a first control instruction sent remotely and / or a second control instruction generated by its own processor, and to move and operate within the compartment according to the progress of the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only embodiments of the present disclosure. For those skilled in the art, other drawings can be obtained based on the provided drawings without inventive work. By reading the detailed description of the non-limiting embodiments with reference to the following drawings, other features, purposes and advantages of the present disclosure will become more apparent:

[0016] FIG1 is a schematic structural diagram of a material handling and conveying line in one direction according to an embodiment of the present disclosure;

[0017] FIG2 is a schematic structural diagram of a material handling and conveying line in another direction according to an embodiment of the present disclosure;

[0018] FIG3 is a bottom view of the structure of the material handling and conveying line according to an embodiment of the present disclosure;

[0019] FIG4 is a schematic structural diagram of a material handling and conveying line in a modified example of the present disclosure;

[0020] FIG5 is a schematic diagram of the movement of the push plate in an embodiment of the present disclosure;

[0021] FIG6 is a schematic diagram of the working principle structure of the material handling and conveying line according to an embodiment of the present disclosure;

[0022] FIG7 is a schematic diagram of the coordination relationship between the material handling conveyor line and the telescopic conveyor in an embodiment of the present disclosure;

[0023] FIG8 is a schematic structural diagram of a material handling and conveying line in a modified example of the present disclosure;

[0024] FIG9 is a schematic diagram of the working principle structure of the loading and unloading vehicle system according to an embodiment of the present disclosure;

[0025] FIG10 is a schematic diagram of the working state of the loading and unloading vehicle system according to an embodiment of the present disclosure; and

[0026] FIG11 is a schematic diagram of the workflow of the loading and unloading vehicle system in an embodiment of the present disclosure.

[0027] In the picture:

[0028] 1 is the main body of the material sorting line; 2 is the edge baffle; 3 is the push plate; 4 is the push plate driving mechanism; 5 is the front baffle lifting mechanism; 101 is the left mounting plate; 102 is the right mounting plate; 103 is the roller; 401 is the first drive motor; 402 is the screw; 403 is the screw output block; 404 is the crossbeam; 405 is the first synchronous pulley; 406 is the second synchronous pulley; 407 is the push plate support rod; 408 is the screw nut; 409 is the first guide rail; 501 is the second drive motor; 502 is the lifting arm; 503 is the front baffle lifting plate ; 504 is the second guide rail; 505 is the third guide rail; 506 is the mounting base; 507 is the driven lifting arm; 508 is the connecting rod; 509 is the first guide groove; 510 is the second guide groove; 511 is the reducer; 6 is the edge pushing mechanism; 7 is the rear stop lifting mechanism; 8 is the first sensor; 9 is the third sensor; 10 is the second sensor; 11 is the baffle driving mechanism; 100 is the material handling conveyor line; 200 is the second robot; 300 is the telescopic conveyor; 400 is the first robot; 500 is the container; 600 is the pallet. DETAILED DESCRIPTION

[0029] The present disclosure is described in detail below with reference to specific embodiments. The following embodiments will help those skilled in the art further understand the present disclosure, but are not intended to limit the present disclosure in any way. It should be noted that a person of ordinary skill in the art may make various modifications and improvements without departing from the scope of the present disclosure. These modifications and improvements are all within the scope of protection of the present disclosure.

[0030] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element. In addition, the term "connected" can be used for both fixing and circuit connection.

[0031] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present disclosure and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present disclosure.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present disclosure, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0033] FIG1 is a schematic structural diagram of a material handling conveyor line in one direction according to an embodiment of the present disclosure, and FIG2 is a schematic structural diagram of a material handling conveyor line in another direction according to an embodiment of the present disclosure. As shown in FIG1 and FIG2 , the material handling conveyor line provided by the present disclosure includes:

[0034] The main body of the material handling line 1 is used for conveying the target box;

[0035] The edge baffle 2 is provided on the material sorting line main body 1 to prevent the target box from sliding;

[0036] A push plate 3 is provided on the material sorting line main body 1 and is arranged opposite to the edge return baffle 2, and is used to push the target box to be close to the edge return baffle 2;

[0037] A push plate driving mechanism 4 is provided on the material sorting line body, and is used to drive the push plate 3 to move relative to the edge return baffle 2, so as to push the target box close to the edge return baffle 2;

[0038] A front block lifting mechanism 5 is provided at the discharge port of the material handling line main body 1; the front block lifting mechanism 5 is used to block the target box from passing through the discharge port of the material handling line main body 1 when it is raised, and to allow the target box to pass through the discharge port of the material handling line main body 1 when it is retracted;

[0039] The baffle driving mechanism 11 is provided on the material sorting line body and is used to drive the edge return baffle 2 to move relative to the push plate 3, thereby accelerating the relative movement between the push plate 3 and the edge return baffle 2.

[0040] In the embodiment of the present disclosure, the push plate 3 and the edge return baffle 2 are arranged relatively parallel.

[0041] FIG3 is a bottom view of the structure of the material handling conveyor line according to an embodiment of the present disclosure. As shown in FIG3 , the push plate driving mechanism 4 includes a screw 402 , a screw nut 408 , a screw output block 403 and a first driving motor 401 ;

[0042] The first driving motor 401 is used to drive the screw rod 402 to rotate;

[0043] The screw nut 408 is provided on the screw 402 and can move along the screw 402 as the screw 402 rotates;

[0044] The screw output block 403 is provided on the screw nut 408 and moves driven by the screw nut 408 ; the push plate 3 is connected to the screw output block 403 .

[0045] The baffle driving mechanism 11 includes a baffle screw, a baffle screw nut, a baffle screw output block and a baffle driving motor;

[0046] The baffle driving motor is used to drive the baffle screw to rotate;

[0047] The baffle screw nut is arranged on the baffle screw and can move along the screw as the baffle screw rotates;

[0048] The baffle screw output block is arranged on the baffle screw nut and moves under the drive of the baffle screw nut; the edge return baffle 2 is connected to the baffle screw output block.

[0049] One end of the screw rod is arranged on the left mounting plate 101 through a bearing screw rod support fixed side component, and the other end is arranged on the right mounting plate through a bearing screw rod support support component.

[0050] In the embodiment of the present disclosure, the screw output block 403 is provided with a plurality of push plate support rods 407 arranged in sequence;

[0051] The material processing line body 1 includes a plurality of rollers 103 arranged in sequence;

[0052] Each of the push plate support rods 407 is disposed between two adjacent rollers 103 and is capable of moving along the length extension direction of the rollers 103;

[0053] The push plate 3 is arranged on the push plate support rod 407 .

[0054] The plurality of push plate support rods 407 are parallel to each other.

[0055] The first drive motor 401 is arranged on the left mounting plate 101 or the right mounting plate 102 through a synchronous wheel tensioning plate;

[0056] A first synchronous pulley 405 is provided on the output shaft of the first drive motor 401; a second synchronous pulley 406 is provided at the end of the screw rod 402;

[0057] The first synchronous pulley 405 and the second synchronous pulley 406 are connected by a synchronous belt.

[0058] A waist hole is provided at the corner end of the synchronous wheel tensioning plate 405, and the first drive motor 401 is installed on the left mounting plate 101 by inserting a bolt into the waist hole, and the distance between the first synchronous pulley 405 and the second synchronous pulley 406 is adjusted through the waist hole to tighten the synchronous belt.

[0059] The front baffle lifting mechanism 5 includes: a second drive motor 501, a reducer 511, a lifting arm 502, a mounting base 506 and a front baffle lifting plate 503;

[0060] The mounting base 506 is arranged at the discharge port of the material processing line main body 1;

[0061] The speed reducer 511 is disposed on the mounting base 506 , and the second driving motor 501 drives the lifting arm 502 via the speed reducer 511 ;

[0062] One end of the lifting arm 502 is connected to the output shaft of the reducer 511, and the other end is connected to the front windshield lifting plate 503;

[0063] The second driving motor 501 is used to drive the front lifting plate 503 to rise to block the target box from passing through the discharge port of the material processing line main body 1, and to drive the front lifting plate 503 to retract to allow the target box to pass through the discharge port of the material processing line main body 1.

[0064] Both ends of the mounting base plate 506 are fixed to the front ends of the left mounting plate 101 and the right mounting plate 102 , and are vertically connected to the left mounting plate 101 and the right mounting plate 102 .

[0065] In the embodiment of the present disclosure, the mounting base plate 506 is provided with a second guide rail 504 and a third guide rail 505;

[0066] The front baffle lifting plate 503 is connected to the second guide rail 504 via a second slider, and is connected to the third guide rail 505 via a third slider;

[0067] The front fender lifting plate 503 can slide along the height direction of the mounting base plate 506 via the second guide rail 504 and the third guide rail 505 .

[0068] FIG4 is a structural diagram of a material handling conveyor line in a modified example of the present disclosure. As shown in FIG4 , the front block lifting mechanism further includes: a driven lifting arm 507 , a first guide groove 509 , a second guide groove 510 , and a connecting rod 508 ;

[0069] The first end of the lifting arm 502 is connected to the output shaft of the reducer 511 , the second end is connected to the first rolling bearing, and the third end is connected to one end of the connecting rod 508 ;

[0070] The first end of the driven lifting arm 507 is rotatably connected to the mounting base 506 , the second end is connected to the second rolling bearing, and the third end is connected to the other end of the connecting rod 508 ;

[0071] The front barrier lifting plate is provided with a first guide groove 509 and a second guide groove 510 ; the first rolling bearing is provided in the first guide groove 509 , and the second rolling bearing is provided in the second guide groove 510 .

[0072] In this modified example of the present disclosure, the lifting arm 502 and the driven lifting arm 507 are arranged in parallel on the mounting base 506; the lifting arm 502 and the driven lifting arm 507 are T-shaped, including a horizontal extension arm and a vertical extension arm;

[0073] The first rolling bearing can slide in the first guide groove 509 , and the second rolling bearing can slide in the second guide groove 510 .

[0074] A parallelogram structure is formed between the front barrier lifting plate 503 , the lifting arm 502 , the driven lifting arm 507 and the connecting rod 508 , thereby ensuring parallel lifting of the front barrier lifting plate 503 and avoiding the problem of inconsistent heights on both sides of the front barrier lifting plate 503 .

[0075] In the embodiment of the present disclosure, the material processing line body 1 includes a left mounting plate 101, a right mounting plate 102, a roller 103 and a roller driving mechanism 104;

[0076] The left mounting plate 101 and the right mounting plate 102 are arranged opposite to each other;

[0077] The plurality of rollers 103 are sequentially arranged on the left mounting plate 101 and the right mounting plate 102 and are rotatably connected to the left mounting plate 101 and the right mounting plate;

[0078] The roller driving mechanism 104 is used to drive the roller 103 to rotate, thereby driving the movement of the target box.

[0079] In the embodiment of the present disclosure, the roller driving mechanism 104 may adopt a driving motor, which may drive the roller 103 to rotate via a driving wheel and a belt thereon.

[0080] In the embodiment of the present disclosure, the material handling and conveying line provided by the present disclosure further includes a first guide rail 409 and a crossbeam 404;

[0081] One end of the crossbeam 404 is disposed on the left mounting plate 101 , and the other end is disposed on the right mounting plate; the first guide rail 409 is disposed on the crossbeam 404 ;

[0082] One end of the screw rod 402 is arranged on the left mounting plate 101 through a screw rod support fixed side assembly, and the other end is arranged on the right mounting plate through a screw rod support support assembly;

[0083] The screw output block 403 is connected to the first guide rail 409 via a first slider and can slide along the first guide rail 409. The baffle screw output block is connected to the first guide rail 409 via a baffle slider and can slide along the first guide rail 409.

[0084] Likewise, one end of the baffle screw rod is arranged on the left mounting plate 101 , and the other end is arranged on the right mounting plate.

[0085] FIG7 is a schematic diagram of the coordination relationship between the material handling conveyor line and the telescopic conveyor in an embodiment of the present disclosure. As shown in FIG7 , a side pushing mechanism 6 is provided at the feed port of the material handling line main body 1;

[0086] The pushing mechanism 6 is used to guide the target box flowing into the material processing line main body 1 so that the target box moves to the other side of the material processing line main body 1.

[0087] The edge pushing mechanism 6 includes a guide plate, an oblique push mounting plate, an electric cylinder, a fourth guide rail and a fifth guide rail;

[0088] The guide plate is arranged at the front end of the oblique push mounting plate; the output rod of the electric cylinder is connected to the oblique push mounting plate, and is used to push the guide plate to move forward and backward, and the guide plate is used to guide the target box;

[0089] A fourth guide rail and a fifth guide rail are also provided on the bottom side of the oblique push mounting plate. The fourth guide rail is provided in the first guide groove, and the fifth guide rail is provided in the second guide groove. The first guide groove and the second guide groove are provided on the bottom frame through a spacer block.

[0090] In addition, when there is no need to sort the materials in the target box, the electric cylinder drives the guide plate to leave the upper side of the telescopic conveyor 100 to allow the target box to pass directly.

[0091] FIG8 is a structural diagram of a material handling conveyor line in a modified example of the present disclosure. As shown in FIG8 , the edge pushing mechanism 6 includes a telescopic mechanism and a front pushing frame; the front pushing frame is arranged at the front end of the telescopic mechanism; the rear end of the telescopic mechanism is connected to the material handling line body 1 through a fixed frame;

[0092] The fixed frame is provided with a first sensor 8, and the first sensor 8 is used to trigger the edge pushing mechanism 6. When the first sensor 8 detects the target box, the edge pushing mechanism 6 performs an edge pushing operation on the target box.

[0093] A second sensor 10 is provided at the discharge port end of the material sorting line body 1. The second sensor 10 is used to trigger the material sorting action of the material sorting conveyor line. When the second sensor 10 detects the target box, the push plate driving mechanism 4 pushes the push plate to push the target box to perform the material sorting operation.

[0094] The rear stop lifting mechanism 8 is provided at the feed inlet of the material processing line body;

[0095] The rear block lifting mechanism 7 is used to block the target box from passing through the feed inlet of the material handling line main body when it is raised, and to allow the target box to pass through the feed inlet of the material handling line main body when it is retracted.

[0096] FIG9 is a schematic diagram of the working principle structure of the loading and unloading vehicle system in an embodiment of the present disclosure, and FIG10 is a schematic diagram of the working state of the loading and unloading vehicle system in an embodiment of the present disclosure. As shown in FIG9 and FIG10, the loading and unloading vehicle system provided by the present disclosure includes: the material handling conveyor line 100, and also includes: a telescopic conveyor 100, a first robot 400, and a second robot 200;

[0097] The first robot 400 is used to load the target box onto the telescopic conveyor 100 so that the telescopic conveyor 100 conveys the target box to the operating range of the second robot 200;

[0098] The second robot 200 includes a mobile base, and the material handling conveyor line 100 is arranged on the mobile base; the feed port of the material handling conveyor line 100 is docked with the telescopic conveyor 100; the second robot 200 is used to move to the inside of a designated compartment according to a first control instruction sent remotely and / or a second control instruction generated by its own processor, and move and operate inside the compartment according to the progress of the operation.

[0099] In the embodiment of the present disclosure, the second robot 200 may be disposed in the compartment of the container 500 , and the first robot 400 may be located on one side of the pallet 600 .

[0100] The telescopic conveyor 100 adopts a telescopic roller line or a telescopic belt conveyor. The side pushing mechanism 6 is provided with a retaining edge relative to the outside of the telescopic conveyor 100 to prevent the box from falling during the side pushing.

[0101] A third sensor 9 is provided on the retaining edge. The third sensor 9 is used to control the telescopic conveyor 100 to stop transmission when the push plate driving mechanism 4 drives the push plate 3 to push the target box for material sorting operation and when the target box is detected, so as to prevent the target box from contacting the push plate 3 during the material sorting process and causing errors.

[0102] FIG10 is a schematic diagram of the workflow of the loading and unloading vehicle system in the embodiment of the present disclosure. As shown in FIG10 (a), the target box A flows in along the telescopic roller line; as shown in FIG10 (b), the first sensor receives a signal that the target box A has arrived at the side-pushing mechanism position; as shown in FIG10 (c), the side-pushing mechanism 6 extends to push the target box A to the right side of the telescopic roller line; as shown in FIG10 (d), the front baffle 503 rises, and the target box A flows into the material sorting line main body 1 and at the same time, the target box B flows along the telescopic roller line; as shown in FIG10 (e), the side-pushing baffle 2 moves to the rightmost position of two box widths from the material sorting line main body 1, and the push plate pushes the target box A to the side-pushing baffle 2 position and pushes it tightly. At this time, the first sensor senses that the box B has arrived at the side-pushing position; as shown in FIG10 (f), the push plate 3 retreats to the rightmost side of the material sorting line main body 1, and the side-pushing mechanism 6 extends to push the target box B to the right side; as shown in FIG10 (g), As shown in FIG10 (i), the push plate 3 retreats to the far right of the main body 1 of the material sorting line, and the push mechanism 6 extends to push the target box C to the right side; as shown in FIG10 (j), the target box C flows into the main body 1 of the material sorting line; as shown in FIG10 (k), the push plate 3 pushes the target boxes A, B, and C to the position of the return baffle and pushes them tightly to form a box combination for the robot to grab at one time; as shown in FIG10 (l), the front block lifting mechanism 5 is lowered and the rear block lifting mechanism 7 is raised, controlling the robot to grab the box combination at one time and then place the box combination on a material placement position of a cargo box or a stack.

[0103] In the disclosed embodiment, the material sorting line body sequentially transports multiple target boxes close to one side, controls the front block lifting mechanism to rise to block the target boxes from passing through the discharge port of the material sorting line body, and then sequentially pushes the target boxes to the side baffle, that is, the other side of the material sorting line body, through the push plate. When multiple target boxes are pushed close to the side baffle and arranged neatly, the front block lifting mechanism can be controlled to retract to allow the target boxes to pass through the discharge port of the material sorting line body, and the robot can be controlled to grab multiple neatly arranged target boxes at the same time, thereby improving the grabbing efficiency.

[0104] In the present disclosure, the push plate and the fixed baffle can compress the box so that the movement of the box in all directions is constrained, so that the box can withstand external forces in more directions in addition to vertical pressure, thereby being able to withstand grasping processes in different directions.

[0105] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same and similar parts between the various embodiments can be referred to each other. The above description of the disclosed embodiments enables professionals and technicians in this field to implement or use the present disclosure. Various modifications to these embodiments will be obvious to professionals and technicians in this field, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present disclosure. Therefore, the present disclosure will not be limited to the embodiments shown herein, but will conform to the widest range consistent with the principles and novel features disclosed herein.

[0106] The above describes the specific embodiments of the present disclosure. It should be understood that the present disclosure is not limited to the above specific embodiments, and those skilled in the art may make various variations or modifications within the scope of the claims, which do not affect the essence of the present disclosure.

Claims

1. A material sorting and conveying line, comprising: A material sorting line main body for conveying the target box body; A side-return baffle arranged on the material sorting line main body for preventing the target box body from slipping; A push plate arranged on the material sorting line main body, oppositely arranged with the side-return baffle, for pushing the target box body close to the side-return baffle; A push plate driving mechanism for driving the push plate to move relative to the side-return baffle to push the target box body close to the side-return baffle.

2. The material handling conveyor line according to claim 1, wherein, It further comprises a front baffle lifting mechanism; the front baffle lifting mechanism is arranged at the discharge port of the material sorting line main body; The front baffle lifting mechanism is used for blocking the target box body from passing through the discharge port of the material sorting line main body when rising, so that the target box body is placed closely aligned with the front baffle lifting mechanism; when retracting, allowing the target box body to pass through the discharge port of the material sorting line main body.

3. The material handling conveyor line according to claim 1, wherein The push plate driving mechanism comprises a lead screw, a lead screw nut, a lead screw output block and a first driving motor; The first driving motor is used for driving the lead screw to rotate; The lead screw nut is arranged on the lead screw and can move along the lead screw as the lead screw rotates; The lead screw output block is arranged on the lead screw nut and moves under the drive of the lead screw nut; The push plate is connected to the lead screw output block.

4. The material handling conveyor line according to claim 3, wherein, A plurality of push plate support rods arranged in sequence are arranged on the lead screw output block; The material sorting line main body comprises a plurality of rollers arranged in sequence; Each push plate support rod is arranged between two adjacent rollers and can move along the length extension direction of the roller; The push plate is arranged on the push plate support rod.

5. The material handling and conveying line according to claim 2, wherein, The front baffle lifting mechanism comprises: a second driving motor, a reducer, a lifting arm, a mounting base plate and a front baffle lifting plate; The mounting base plate is arranged at the discharge port of the material sorting line main body; The reducer is arranged on the mounting base plate, and the second driving motor drives the lifting arm through the reducer; One end of the lifting arm is connected to the output shaft of the reducer, and the other end drives the front baffle lifting plate to reciprocate in the guide groove; The second driving motor is used for driving the front baffle lifting plate to rise to block the target box body from passing through the discharge port of the material sorting line main body, and driving the front baffle lifting plate to retract to allow the target box body to pass through the discharge port of the material sorting line main body.

6. The material handling and conveying line according to claim 3, wherein, The material sorting line main body comprises a left mounting plate, a right mounting plate, rollers and a roller driving mechanism; The left mounting plate and the right mounting plate are oppositely arranged; A plurality of the rollers are sequentially arranged on the left mounting plate and the right mounting plate and are rotationally connected to the left mounting plate and the right mounting plate; The roller driving mechanism is used for driving the rollers to rotate to drive the movement of the target box body.

7. The material conveying line according to claim 6, wherein It further comprises a first guide rail and a cross beam; One end of the cross beam is arranged on the left mounting plate, and the other end is arranged on the right mounting plate; the first guide rail is arranged on the cross beam; One end of the lead screw is fixed on the left mounting plate through a lead screw support fixed side assembly, and the other end is supported on the right mounting plate through a lead screw support support assembly; The screw rod output block is connected to the first guide rail through the first slider and can slide along the first guide rail.

8. The material conveying line according to claim 5, wherein The mounting base plate is provided with a second guide rail and a third guide rail; The front baffle lifting plate is connected to the second guide rail through the second slider and to the third guide rail through the third slider; The front baffle lifting plate is used to slide along the height direction of the mounting base plate through the second guide rail and the third guide rail.

9. The material feeding and conveying line according to claim 6, wherein, A pushing edge mechanism is provided at the feeding port of the material sorting line main body; The pushing edge mechanism is used to guide the target box flowing into the material sorting line main body so that the target box moves to the side of the push plate of the material sorting line main body.

10. The material handling and conveying line according to claim 5, wherein The front baffle lifting mechanism further includes: a driven lifting arm, a first guide groove, a second guide groove and a connecting rod member; The first end of the lifting arm is connected to the output shaft of the reducer, the second end is connected to the first rolling bearing, and the third end is connected to one end of the connecting rod member; The first end of the driven lifting arm is rotatably connected to the mounting base plate, the second end is connected to the second rolling bearing, and the third end is connected to the other end of the connecting rod member; The front baffle lifting plate is provided with a first guide groove and a second guide groove; the first rolling bearing is arranged in the first guide groove, and the second rolling bearing is arranged in the second guide groove.

11. The material handling conveyor line according to claim 1, wherein, It further includes a rear baffle lifting mechanism; the rear baffle lifting mechanism is arranged at the feeding port of the material sorting line main body; The rear baffle lifting mechanism is used to block the target box from passing through the feeding port of the material sorting line main body when lifted, and allow the target box to pass through the feeding port of the material sorting line main body when retracted.

12. The material handling conveyor line according to claim 1, wherein, It further includes a baffle driving mechanism, The baffle driving mechanism is arranged on the material sorting line main body and is used to drive the edge-returning baffle 2 to move relative to the push plate 3 to accelerate the relative movement between the push plate 3 and the edge-returning baffle 2.

13. A loading and unloading vehicle system, comprising: A material sorting conveyor line, a telescopic conveyor, a first robot and a second robot; The first robot is used to load the target box onto the telescopic conveyor so that the telescopic conveyor transports the target box to the working range of the second robot; The second robot includes a moving base, and the material sorting conveyor line is arranged on the moving base; the feeding port of the material sorting conveyor line is docked with the telescopic conveyor; the second robot is used to move into the specified box interior according to the first control instruction remotely sent and / or the second control instruction generated by its own processor, and move and work inside the box according to the operation progress.

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