CN115872129A - Chemical material loading system in bags - Google Patents

Abstract

A bagged chemical material loading system disclosed by the present invention includes a turning mechanism, a first conveying mechanism, a second conveying mechanism, a loading mechanism, and a recovery mechanism and an AGV trolley; when loading the bagged desulfurized gypsum into a car, first The bagged desulfurized gypsum stacks with trays are transported into the turning frame by the first transport mechanism. The pressing mechanism presses the pallet, the first lifting plate descends, compresses the bagged desulfurized gypsum stack, the driving mechanism drives the flip frame to turn over, and the conveyor belt in the first lifting plate transports the bagged desulfurized gypsum stack without a tray to On the second conveying mechanism. After that, the AGV trolley transfers the bagged desulfurized gypsum stack to the support frame at the front end of the loading mechanism, and the traverse frame transports the bagged desulfurized gypsum stack to the compartment. The loading of bagged desulfurized gypsum stacks is realized. Compared with the way that the manipulator grabs one bag by one bag, the bagged desulfurized gypsum stacks are directly loaded into the car, which has high efficiency.

Description

A bagged chemical material loading system

technical field

The invention relates to the technical field of bagged chemical material loading, in particular to a bagged chemical material loading system.

Background technique

Desulfurization gypsum is a waste generated during the flue gas desulfurization process of coal-fired power plants. With the rapid development of coal-fired power plant projects, the discharge of desulfurization gypsum residues is increasing, which not only occupies a large amount of land resources, but also seriously pollutes the environment. The main component of desulfurization gypsum is calcium sulfate dihydrate, which can replace natural gypsum as cement retarder. Therefore, the use of desulfurized gypsum can not only protect the environment, but also replace natural gypsum, which has extraordinary significance.

However, when the bagged desulfurized gypsum is loaded into the vehicle, the bags of desulfurized gypsum are manually carried into the compartment for stacking. The manual loading method is labor-intensive and inefficient. Therefore, a manipulator is provided, and the bagged desulfurized gypsum is grabbed into the compartment by the manipulator. However, it is inefficient to load the desulfurized gypsum bag by bag by the robot arm.

Contents of the invention

The purpose of the present invention is to solve the above problems and provide a bagged chemical material loading system for stacking bags of desulfurized gypsum for loading, with high efficiency.

The technical scheme that the present invention solves its technical problem to take is:

A loading system for bagged chemical materials, comprising an overturning mechanism for overturning bagged desulfurized gypsum stacks, a first conveying mechanism for stacking bagged desulfurized gypsum arranged behind the overturning mechanism, and a device The second conveying mechanism for conveying bagged desulfurized gypsum stacks without pallets in front of the overturning mechanism, the loading mechanism for transporting bagged desulfurized gypsum stacks to the compartment, and the second conveying mechanism arranged on the side of the loading mechanism The recycling mechanism for taking out the pallets, the AGV trolley for transferring bagged desulfurized gypsum stacks arranged between the second conveying mechanism and the loading mechanism;

The overturning mechanism includes an overturning frame and a driving mechanism for driving the overturning frame to rotate. The lower end of the overturning frame is provided with a plurality of first conveying rollers, and the upper end of the overturning frame is provided with a first lifting plate, and a conveyor belt is arranged inside the first lifting plate. , the flipping frame is provided with a pressing mechanism for pressing the tray;

The recycling mechanism includes a storage frame for storing trays, and a grabbing mechanism arranged on the storage frame for grabbing trays;

The loading mechanism includes a fixed frame, a traversing frame arranged in the fixed frame and traversing on the fixed frame, and a support frame arranged at the front end of the traversing frame for supporting the stacking of bagged materials. There is a sliding connection between the support frame and the traversing frame. A number of second conveying rollers are evenly arranged on the support frame. Front support mechanism.

Further, the driving mechanism includes left-right symmetrical driving shafts arranged on both sides of the overturning frame, circular tracks are provided on the front and rear sides of the overturning frame, and driving wheels cooperating with the tracks are provided on the driving shafts.

Further, the left end of the overturning frame is provided with a side plate, the pressing mechanism is mounted on the side plate, and the left end of the first lifting plate is slidably connected to the side plate.

Further, the pressing mechanism includes a pressure head that is symmetrically arranged on the side plate and rotates on the side plate, and a first hydraulic cylinder that drives the pressure head to rotate. The two pressure heads are connected through a connecting rod, and the first hydraulic cylinder The body end is rotatably connected to the side plate, and the piston rod end of the first hydraulic cylinder is rotatably connected to the connecting rod;

The left end of the first lifting plate is provided with a guide rod, the side plate is provided with a guide groove cooperating with the guide rod, and the bottom of the guide groove is provided with a second hydraulic cylinder to drive the first lifting plate up and down.

Further, the grabbing mechanism includes a second lifting plate that lifts up and down in the storage frame, a traversing plate that is arranged at the bottom of the second lifting plate and is slidingly connected with the second lifting plate, and the bottom of the traversing plate is provided with The fixed claw and the movable claw used to clamp the tray cooperate with the fixed claw.

Further, the second lifting plate is slidingly connected to the storage frame, and the upper end of the storage frame is provided with a second hydraulic cylinder to drive the second lifting plate up and down;

The traversing plate is slidingly connected with the second lifting plate, the upper end of the second lifting plate is provided with a rack, the right end of the second lifting plate is provided with a motor, and the output shaft of the motor is provided with a gear meshing with the rack ;

The movable claw is slidingly connected with the traversing plate, and the bottom of the traversing plate is provided with a third hydraulic cylinder for driving the movable claw to move.

Further, the support mechanism includes a support groove and a support frame, the support frame is V-shaped, the lower end of the support frame is rotationally connected with the support groove, and the opening at the upper end of the support frame is provided with a first support that cooperates with the bottom of the traversing frame The upper end of the support groove is provided with a limit rod for limiting the limit position of the right turn of the support frame, and a tension spring is arranged between the right end of the support frame and the support groove.

Further, the four corners of the fixed frame are provided with rotating shafts, and the front and rear ends of the rotating shaft are provided with second supporting wheels that cooperate with the traversing frame.

Further, an opening is provided between the lower end of the baffle plate and the bottom of the traversing frame, the front end of the traversing frame is provided with a third support wheel for guiding the moving direction of the support frame, and the traversing frame is provided with a wheel for driving the support frame to move. The fourth hydraulic cylinder, the cylinder end of the fourth hydraulic cylinder is fixed in the traverse frame, and the piston rod end of the fourth hydraulic cylinder is connected with the right end of the support frame.

Further, the AGV trolley is provided with a conveyor belt.

The beneficial effects of the present invention are:

1. When the present invention loads the bagged desulfurized gypsum into the vehicle, firstly, the bagged desulfurized gypsum stacked with pallets is transported into the turning frame through the first conveying mechanism. The pressing mechanism presses the pallet, the first lifting plate descends, compresses the bagged desulfurized gypsum stack, the driving mechanism drives the flip frame to turn over, and the conveyor belt in the first lifting plate transports the bagged desulfurized gypsum stack without a tray to on the second conveyor. After that, the AGV trolley transfers the bagged desulfurized gypsum stack to the support frame at the front end of the loading mechanism, and the traverse frame transports the bagged desulfurized gypsum stack to the compartment. The loading of bagged desulfurized gypsum stacks is realized. Compared with the way that the manipulator grabs one bag by one bag, the bagged desulfurized gypsum stacks are directly loaded into the car, which has high efficiency.

2. In the present invention, after the bagged desulfurized gypsum stack is turned over by the turning mechanism, the first lifting plate is raised to output the stack, the turning frame is turned back to the original position, the pressing mechanism releases the tray, and the grabbing mechanism grabs the tray to Stacking in the storage frame realizes the automatic recovery of the pallets and prevents the pallets from entering the compartment with the stacking.

3. The support mechanism in the present invention includes a support groove and a support frame. The support frame is V-shaped, and the lower end of the support frame is rotationally connected with the support groove. The upper end of the support groove is provided with a limit rod for limiting the limit position of the right turn of the support frame, and a tension spring is arranged between the right end of the support frame and the support groove. When the traversing frame moved to the left position of the support frame, the traversing frame contacted the first support wheel on the support arm at the left end of the V-shaped support frame, pushing the support frame to deflect to the left. At this time, the two first support wheels at the upper end of the support frame were The support is at the lower end of the traversing frame to assist in supporting the traversing frame to prevent the traversing frame from overhanging and overturning.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, In other words, other drawings can also be obtained from these drawings on the premise of not paying creative work.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a structural schematic diagram of the turning mechanism of the present invention;

Fig. 3 is the right side view of the turning mechanism of the present invention;

Fig. 4 is a structural schematic diagram 1 of the recovery mechanism of the present invention;

Fig. 5 is a structural schematic diagram II of the recovery mechanism of the present invention;

Fig. 6 is a structural schematic diagram of the loading mechanism of the present invention;

Fig. 7 is a schematic diagram of the supporting frame structure of the present invention;

Fig. 8 is a structural schematic diagram of the support mechanism of the present invention;

Fig. 9 is a schematic diagram of the structure of the fixing frame of the present invention.

In the figure: turning mechanism 1, first conveying mechanism 2, second conveying mechanism 3, AGV trolley 4, turning frame 5, first conveying roller 6, first lifting plate 7, storage frame 8, drive shaft 9, track 10, Drive wheel 11, side plate 12, pressure head 13, first hydraulic cylinder 14, connecting rod 15, guide rod 16, guide groove 17, second hydraulic cylinder 18, second lifting plate 19, traverse plate 20, fixed claw 21 , movable claw 22, second hydraulic cylinder 23, rack 24, motor 25, gear 26, third hydraulic cylinder 27, fixed frame 28, traverse frame 29, support frame 30, baffle plate 31, support groove 32, support frame 33, the first supporting wheel 34, the limit rod 35, the extension spring 36, the rotating shaft 37, the second supporting wheel 38, the opening 39, the third supporting wheel 40, the fourth hydraulic cylinder 41, and the second conveying roller 42.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

As shown in Figure 1, a bagged chemical material loading system includes an overturning mechanism 1 for turning over the bagged desulfurized gypsum stack, and a bagged desulfurized gypsum stack for conveyor belt pallets arranged behind the overturning mechanism 1 The first conveying mechanism 2 for stacks, the second conveying mechanism 3 for conveying bagged desulfurized gypsum stacks without pallets arranged in front of the turning mechanism 1, and the device for conveying bagged desulfurized gypsum stacks to the compartment The car mechanism, the first conveying mechanism 2 and the second conveying mechanism 3 all adopt the mode of conveyor belt conveying, which is the prior art, and will not be repeated here. The car loading mechanism is arranged on the left side of the turning mechanism 1, and also includes A recovery mechanism for taking out pallets on the side of the loading mechanism, and an AGV trolley 4 for transferring bagged desulfurized gypsum stacks between the second conveying mechanism 3 and the loading mechanism;

As shown in Figure 2, the overturning mechanism 1 includes an overturning frame 5 and a driving mechanism that drives the overturning frame 5 to rotate, the lower end of the overturning frame 5 is provided with a plurality of first conveying rollers 6, and the upper end of the overturning frame 5 is provided with a first lifting plate 7. The first lifting plate 7 is provided with a conveyor belt, and the conveying direction of the conveyor belt is the same as that of the first conveying mechanism 2 and the second conveying mechanism 3, and a pressing mechanism for pressing the tray is provided in the turning frame 5 ;

As shown in Figure 4, the recovery mechanism includes a storage frame 8 for storing trays, a grabbing mechanism arranged on the storage frame 8 for grabbing trays, openings are provided on the right side and front and rear sides of the flipping frame 5 , the openings on the front and rear sides are used for bagged desulfurized gypsum stacks to pass through, and the opening on the right side is used for the grabbing mechanism to pass through the grabbing tray;

As shown in Figures 6 and 7, the loading mechanism includes a fixed frame 28, a traversing frame 29 that is arranged in the fixed frame 28 and traverses on the fixed frame 28, and is arranged at the front end of the traversing frame 29. The supporting frame 30 used to support the stacking of bagged materials is slidingly connected between the supporting frame 30 and the traversing frame 29, and a plurality of second conveying rollers 42 are uniformly arranged on the supporting frame 30, and the traversing The front end of the frame 29 is provided with a baffle 31 , and the front of the fixed frame 28 is provided with a supporting mechanism for supporting the front end of the traverse frame 29 .

The axial direction of the second conveying roller 42 is the left-right direction, and the second conveying roller 42 can reduce the frictional force between the bagged material stacking and the support frame 30, and when the support frame 30 moves to the right, the bagged material stacking can smoothly Fall into the compartment.

When the bagged desulfurized gypsum is loaded into the vehicle, firstly, the stacked bagged desulfurized gypsum with pallets is transported into the turning frame 5 through the first conveying mechanism 2 . The pressing mechanism presses the pallet, the first lifting plate 7 descends, and the bagged desulfurized gypsum stack is compressed, and the driving mechanism drives the overturning frame 5 to turn over, and the conveyor belt in the first lifting plate 7 will stack the bagged desulfurized gypsum without a pallet. The stack is transported to the second transport mechanism 3 . Afterwards, the AGV trolley 4 transfers the bagged desulfurized gypsum stack to the support frame at the front end of the loading mechanism, and the traverse frame transports the bagged desulfurized gypsum stack to the compartment. The loading of bagged desulfurized gypsum stacks is realized. Compared with the way that the manipulator grabs one bag by one bag, the bagged desulfurized gypsum stacks are directly loaded into the car, which has high efficiency.

At the same time, the bagged desulfurized gypsum stack is turned over by the turning mechanism, the first lifting plate 7 is raised and the stack is output, the turning frame 5 is turned back to the original position, the pressing mechanism releases the tray, and the grabbing mechanism grabs the tray to the storage frame Stacking in 8 to realize the automatic recovery of the pallets and prevent the pallets from entering the compartment along with the stacking.

When bagged materials are stacked and loaded, the compartment is facing the front section of the traversing frame 29. First, the bagged materials are stacked on the support frame 30 by a forklift, and the traversing frame 29 moves forward, and the bagged materials are stacked into the compartment. Inside, when the bagged material stack reaches the position, the support frame 30 moves backward, and under the action of the baffle plate 31, the bagged material stack is placed in the compartment. The bagged materials are directly stacked into the carriage instead of being stacked one by one by the manipulator in the carriage, so the loading efficiency is high, and compared with the way of loading with the manipulator in the prior art, the structure of the present invention is simple , low cost, and compared with the manipulator, the service life is long.

As shown in Figure 2, the drive mechanism includes left and right symmetrical drive shafts 9 arranged on both sides of the flip frame 5, the two ends of the drive shaft 9 are supported on the ground by bearings, and the rotation of the drive shaft 9 drives the drive shaft 9 through the motor belt. Rotate, this is prior art, do not go into details here, the front and rear sides of described overturning frame 5 are all provided with circular track 10, described drive shaft 9 is provided with the driving wheel 11 that cooperates with track 10, A slot is provided in the middle of the driving wheel 11 , and the track 10 fits into the slot. In this embodiment, there are four driving wheels 11 , and the positioning of the overturning frame 5 is realized through the four driving wheels 11 . The motor drives the driving shaft 9 to rotate through the belt, and under the action of the driving wheel 11, the turning frame 5 turns over, thereby driving the turning over of bagged desulfurized gypsum stacks.

As shown in FIGS. 2 and 3 , the left end of the overturning frame 5 is provided with a side plate 12 , the pressing mechanism is installed on the side plate 12 , and the left end of the first lifting plate 7 is slidably connected to the side plate 12 .

The pressing mechanism includes a pressure head 13 that is symmetrically arranged on the side plate 12 and rotates on the side plate 12 and a first hydraulic cylinder 14 that drives the pressure head 13 to rotate. The two pressure heads 13 are connected by a connecting rod 15. A cylinder end of a hydraulic cylinder 14 is rotationally connected to the side plate 12, and the piston rod end of the first hydraulic cylinder 14 is rotationally connected to the middle position of the connecting rod 15. The piston rod end of the first hydraulic cylinder 14 is provided with a sleeve, and the connecting rod 15 passes Through the sleeve; through the expansion and contraction of the piston rod of the first hydraulic cylinder 14, the pressure head 13 is driven to rotate to realize the clamping and fixing of the pallet. The front and rear symmetrical pressure head 13 can ensure balanced force on the pallet, and the fixing reliability is good.

The left end of the first lifting plate 7 is provided with a guide rod 16, and two guide rods 16 are symmetrically arranged front and back, and the side plate 12 is provided with a guide groove 17 cooperating with the guide rod 16, and the bottom of the guide groove 17 is provided with There is a second hydraulic cylinder 18 that drives the first lifting plate 7 to lift. The cylinder body end of the second hydraulic cylinder 18 is connected with the bottom of the guide groove 17 , and the piston rod end of the second hydraulic cylinder 18 is connected with the guide rod 16 .

As shown in FIGS. 4 and 5 , the gripping mechanism includes a second lifting plate 19 that lifts in the storage frame 8 , a lateral movement that is arranged at the bottom of the second lifting plate 19 and is slidably connected with the second lifting plate 19 . Plate 20, the bottom of the traversing plate 20 is provided with a fixed claw 21 and a movable claw 22 that cooperates with the fixed claw 21 to clamp the tray, the fixed claw 21 is fixed on the bottom of the traverse plate 20, and the fixed claw 21 is symmetrically arranged two.

The second lifting plate 19 and the storage frame 8 are slidingly connected by a pair of guide rail sliders. The upper end of the storage frame 8 is provided with a second hydraulic cylinder 23 that drives the second lifting plate 19 up and down. The second hydraulic cylinder 23 cylinder body The end is fixed on the upper end of the storage frame 8, and the piston rod end of the second hydraulic cylinder 23 is connected with the second lifting plate 19;

The traversing plate 20 and the second lifting plate 19 are slidingly connected by a pair of guide rail sliders. The upper end of the second lifting plate 19 is provided with a rack 24, and the right end of the second lifting plate 19 is provided with a motor 25. 25 The output shaft is provided with a gear 26 meshed with the rack 24, and the traverse plate 20 is driven to move left and right through the motor gear;

The movable claw 22 and the traverse plate 20 are slidably connected by a pair of guide rail sliders. The bottom of the traverse plate 20 is provided with a third hydraulic cylinder 27 that drives the movable claw 22 to move. The cylinder end of the third hydraulic cylinder 27 is connected to the traverse The bottom of the plate 20 is rotatably connected, and the piston rod end of the third hydraulic cylinder 27 is hinged with the movable claw 22 .

After the overturning frame 5 is flipped back to its original position, the traversing plate 20 moves to the left through the opening on the right side of the storage frame 8 and penetrates into the storage frame 8, the second lifting plate 19 moves down, and the tray is located between the fixed claw 21 and the movable claw 22. During this time, the third hydraulic cylinder 27 drives the movable jaw 22 to move left, clamping the tray. Traversing plate 20 moves to the right afterwards, makes pallet enter in storage frame 8, and pallet is put down, realizes the stacking of pallet, and the second elevating plate 19 rises, conveniently carry out the recovery of moving down pallet.

As shown in Figure 6 and Figure 8, the support mechanism includes a support groove 32 and a support frame 33, the support groove 32 and the support frame 33 are symmetrically distributed front and rear, corresponding to the front and rear ends of the traverse frame 29 respectively, the support frame 33 is V-shaped, the lower end of the support frame 33 is rotationally connected with the support groove 32, the opening of the upper end of the support frame 33 is provided with a first support wheel 34 that cooperates with the bottom of the traversing frame 29, and the outer end of the first support wheel 34 is provided with a step. The moving frame 29 is stuck on the step of the first support wheel 34, and the lateral movement frame 29 is limited left and right. The upper end of the support groove 32 is provided with a limit rod 35 for limiting the limit position of the right turn of the support frame 33. The support frame 33 A tension spring 36 is arranged between the right end and the support groove 32 , the upper end of the tension spring 36 is connected with the right end of the support frame 33 , and the lower end of the tension spring 36 is connected with the support groove 32 upper end. Under normal circumstances, under the action of the elastic force of the tension spring 36, the V-shaped support frame 33 deflects to the right as a whole, but at this time, the support arm at the right end of the support frame 33 deflects to the right, and the support arm at the left end deflects a small arc to the left. of. When the traversing frame 29 moved left to the support frame 33 positions, the traversing frame 29 passed the support arm at the right end of the V-shaped support frame 33, and contacted with the first support wheel 34 on the support arm at the left end of the V-shaped support frame 33 to promote the support Frame 33 deflects to the left, and now two first support wheels 34 on the upper end of support frame 33 are all supported on the lower end of traversing frame 29, and auxiliary support traversing frame 29 prevents overturning because traversing frame 29 protrudes too much, Reduce the stress at the fixed frame 28. After the traversing frame 29 is retracted in the fixed frame 28, the first support wheel 34 is separated from the traversing frame 29, and under the elastic force of the tension spring 36, the support frame 33 deflects to the right, contacts with the stop rod 35, and the support frame 33 return positions, which is convenient for supporting when the next strip material is stacked. The deflection support of the support frame 33 is linked with the lateral movement of the lateral movement frame 29, no separate drive is required, the cost is low, and the reliability is good.

As shown in Figure 9, the four corners of the fixed frame 28 are provided with rotating shafts 37, and four rotating shafts 37 are arranged in the fixed frame 28, and the two ends of the rotating shaft 37 are connected to the fixed frame 28 through bearings. , the axial direction of the rotating shaft 37 is the front-to-back direction, and the front and rear ends of the rotating shaft 37 are provided with a second support wheel 38 that cooperates with the traversing frame 29, the second support wheel 38 at the upper end cooperates with the upper end of the traversing frame 29, and the lower end The second supporting wheel 38 is matched with the lower end of the traversing frame 29, and the outer end of the second supporting wheel 38 is provided with a step to position the front and rear directions of the traversing frame 29. The traverse frame 29 is limited and supported by the second support wheels 38 on the four rotating shafts.

The front end of the fixed frame 28 is provided with a motor, the output shaft of the motor is provided with a first pulley, and the end of the rotating shaft 37 in the front is provided with a second pulley, the first pulley and the second pulley are connected by a belt, and the motor is driven by a belt. The rotating shaft at the front end rotates, thereby driving the traverse frame 29 to move forward and backward.

As shown in Figure 6, an opening 39 is provided between the lower end of the baffle plate 31 and the bottom of the traversing frame 29, and the front end of the traversing frame 29 is provided with a third supporting wheel 40 for guiding the moving direction of the supporting frame 30. The third support wheels 40 are distributed symmetrically up and down, the third support wheels 40 above cooperate with the upper surface of the support frame 30, the third support wheels 40 below cooperate with the lower surface of the support frame 30, and the third support wheels 40 on the left are located At the front end of the frame 29, the third support wheel 40 on the right corresponds to the right side of the support frame 30, and there are eight third support wheels 40 in pairs, and a driving mechanism for driving the support frame 30 to move is provided in the traverse frame 29 . The traversing frame 29 is provided with a fourth hydraulic cylinder 41 that drives the support frame 30 to move. The cylinder end of the fourth hydraulic cylinder 41 is fixed in the traversing frame 29. The piston rod end of the fourth hydraulic cylinder 41 is connected to the right end of the support frame 30. connect.

The AGV trolley 4 is provided with a conveyor belt 43 .

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "left", "right", "upper" and "lower" are based on the orientations or positional relationships shown in the drawings, and are only for It is convenient to describe the present invention and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected, or electrically connected, directly connected, or indirectly connected through an intermediary, or internally connected between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Claims (10)

1. The bagged chemical material loading system is characterized by comprising a turnover mechanism (1) for turning a bagged desulfurization gypsum stack, a first conveying mechanism (2) which is arranged behind the turnover mechanism (1) and used for conveying the bagged desulfurization gypsum stack of a tray, a second conveying mechanism (3) which is arranged in front of the turnover mechanism (1) and used for conveying the bagged desulfurization gypsum stack without the tray, a loading mechanism for conveying the bagged desulfurization gypsum stack into a carriage, a recycling mechanism which is arranged on the side surface of the loading mechanism and used for taking out the tray, and an AGV trolley (4) which is arranged between the second conveying mechanism (3) and the loading mechanism and used for transferring the bagged desulfurization gypsum stack, wherein the first conveying mechanism (2) is used for conveying the bagged desulfurization gypsum stack without the tray;

the turnover mechanism (1) comprises a turnover frame (5) and a driving mechanism for driving the turnover frame (5) to rotate, wherein a plurality of first conveying rollers (6) are arranged at the lower end of the turnover frame (5), a first lifting plate (7) is arranged at the upper end of the turnover frame (5), a conveying belt is arranged in the first lifting plate (7), and a pressing mechanism for pressing the tray is arranged in the turnover frame (5);

the recovery mechanism comprises a storage frame (8) for storing the tray and a grabbing mechanism arranged on the storage frame (8) and used for grabbing the tray;

the car loader comprises a fixed frame (28), a transverse moving frame (29) arranged in the fixed frame (28) and transversely moving on the fixed frame (28), and a supporting frame (30) arranged at the front end of the transverse moving frame (29) and used for supporting a stack of bagged materials, wherein the supporting frame (30) is in sliding connection with the transverse moving frame (29), a plurality of second conveying rollers (42) are uniformly arranged on the supporting frame (30), a baffle plate (31) is arranged at the front end of the transverse moving frame (29), and a supporting mechanism used for supporting the front end of the transverse moving frame (29) is arranged in front of the fixed frame (28).

2. The bagged chemical material loading system of claim 1, wherein the driving mechanism comprises driving shafts (9) which are arranged at two sides of the turnover frame (5) in a bilateral symmetry manner, circular rails (10) are arranged at the front side and the rear side of the turnover frame (5), and driving wheels (11) matched with the rails (10) are arranged on the driving shafts (9).

3. A bagged chemical material loading system according to claim 1, wherein a side plate (12) is provided at the left end of the turnover frame (5), the pressing mechanism is mounted on the side plate (12), and the left end of the first lifting plate (7) is slidably connected with the side plate (12).

4. A bagged chemical material loading system according to claim 3, wherein the pressing mechanism comprises pressing heads (13) which are symmetrically arranged on the side plate (12) and rotate on the side plate (12) and a first hydraulic cylinder (14) for driving the pressing heads (13) to rotate, the two pressing heads (13) are connected through a connecting rod (15), the end of the cylinder body of the first hydraulic cylinder (14) is rotatably connected with the side plate (12), and the end of the piston rod of the first hydraulic cylinder (14) is rotatably connected with the connecting rod (15);

the left end of the first lifting plate (7) is provided with a guide rod (16), a guide groove (17) matched with the guide rod (16) is formed in the side plate (12), and a second hydraulic cylinder (18) for driving the first lifting plate (7) to lift is arranged at the bottom of the guide groove (17).

5. A bagged chemical material loading system as claimed in claim 1, wherein the gripping mechanism comprises a second lifting plate (19) which is lifted in the storage frame (8), a traverse plate (20) which is arranged at the bottom of the second lifting plate (19) and is connected with the second lifting plate (19) in a sliding manner, and a fixed claw (21) and a movable claw (22) which is matched with the fixed claw (21) and is used for clamping the tray are arranged at the bottom of the traverse plate (20).

6. A bagged chemical material loading system according to claim 5, wherein the second lifting plate (19) is connected with the storage frame (8) in a sliding manner, and a second hydraulic cylinder (23) for driving the second lifting plate (19) to lift is arranged at the upper end of the storage frame (8);

the transverse moving plate (20) is connected with the second lifting plate (19) in a sliding mode, a rack (24) is arranged at the upper end of the second lifting plate (19), a motor (25) is arranged at the right end of the second lifting plate (19), and a gear (26) meshed with the rack (24) is arranged on an output shaft of the motor (25);

the movable claws (22) are connected with the transverse moving plate (20) in a sliding mode, and third hydraulic cylinders (27) for driving the movable claws (22) to move are arranged at the bottom of the transverse moving plate (20).

7. The bagged chemical material loading system as claimed in claim 1, wherein the support mechanism comprises a support groove (32) and a support frame (33), the support frame (33) is V-shaped, the lower end of the support frame (33) is rotatably connected with the support groove (32), a first support wheel (34) matched with the bottom of the traverse frame (29) is arranged at an opening at the upper end of the support frame (33), a limit rod (35) for limiting the right-turning limit position of the support frame (33) is arranged at the upper end of the support groove (32), and an extension spring (36) is arranged between the right end of the support frame (33) and the support groove (32).

8. A bagged chemical material loading system as claimed in claim 1, wherein the fixed frame (28) has a rotating shaft (37) at each of four corners, and the rotating shaft (37) has second supporting wheels (38) at both front and rear ends for engaging with the traverse frame (29).

9. A bagged chemical material loading system as claimed in claim 1, wherein an opening (39) is formed between the lower end of the baffle plate (31) and the bottom of the traverse frame (29), a third support wheel (40) for guiding the moving direction of the support frame (30) is arranged at the front end of the traverse frame (29), a fourth hydraulic cylinder (41) for driving the support frame (30) to move is arranged in the traverse frame (29), the cylinder body end of the fourth hydraulic cylinder (41) is fixed in the traverse frame (29), and the piston rod end of the fourth hydraulic cylinder (41) is connected with the right end of the support frame (30).

10. A bagged chemical material loading system according to claim 1, characterized in that the AGV cart (4) is provided with a conveyor belt (43).

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