A material stacking device

Abstract

The present invention relates to the technical field of packaging machinery and equipment, and particularly relates to a material collecting and placing device, which includes a fixed frame body, a collecting and placing bin, a blanking mechanism and a blanking adjusting mechanism. The collecting and placing bin is fixedly connected to the fixed frame body. The blanking mechanism is connected to the lower end of the collecting and placing bin. The blanking adjusting mechanism is arranged at the upper end of the blanking mechanism, and the blanking adjusting mechanism is interconnected with the collecting and placing bin. The blanking mechanism includes a driving assembly, a limiting plate, a rotating rod A and a rotating rod B. A loading plate A is fixedly connected to the lower end of the rotating rod A, and a loading plate B is fixedly connected to the lower end of the rotating rod B. The limiting plate is fixedly connected to one side of the collecting and placing bin. A toothed plate A is fixedly connected to one end of the rotating rod A, and a toothed plate B is fixedly connected to one end of the rotating rod B. The toothed plate A and the toothed plate B are meshed and connected to each other. The present invention can control the opening and closing angles of the loading plate A and the loading plate B through the stroke of the driving cylinder B, so as to realize the control of the placement amount of the packaging bag according to the specifications of different packaging boxes.

Description

Technical Field

[0001] The present invention relates to the technical field of packaging machinery and equipment, and particularly relates to a material collecting and placing device. Background Art

[0002] At present, in the field of packaging technology, the traditional packaging method is to manually package materials. When packaging, it is necessary to separate the bags one by one first, and then put the items in and seal them. This traditional packaging method not only has a high labor cost, but also has low production efficiency, and is increasingly unsuitable for the needs of modern production. At present, most manufacturers have begun to widely use automatic packaging machines to replace traditional fully manual packaging. The most commonly used at present is the automatic bagged packaging machine.

[0003] At present, after the existing packaging machine bags the materials, it is necessary to collect and place the packaging bags. The packaging bags are sent from the packaging bag collecting and placing device to the box filling machine for box filling. However, the existing packaging bag collecting and placing device at present cannot control the placement quantity of the packaging bags according to the specifications of different packaging boxes.

[0004] Therefore, a material collecting and placing device that can solve the above problems is needed. Summary of the Invention

[0005] The purpose of the present invention is to provide a material collecting and placing device, including a fixed frame body, a collecting and placing bin, a feeding mechanism and a feeding adjusting mechanism. The present invention can control the opening and closing angles of the loading plate A and the loading plate B by the stroke of the driving cylinder B, so as to realize controlling the placement quantity of the packaging bags according to the specifications of different packaging boxes.

[0006] The technical solution adopted by the present invention to solve the above technical problems is: a material collecting and placing device, including a fixed frame body, a collecting and placing bin, a feeding mechanism and a feeding adjusting mechanism. The collecting and placing bin is fixedly connected to the fixed frame body. The feeding mechanism is connected to the lower end of the collecting and placing bin. The feeding adjusting mechanism is arranged at the upper end of the feeding mechanism, and the feeding adjusting mechanism is connected to the collecting and placing bin;

[0007] The feeding mechanism includes a driving assembly, a limiting plate, a rotating rod A and a rotating rod B. A loading plate A is fixedly connected to the lower end of the rotating rod A, a loading plate B is fixedly connected to the lower end of the rotating rod B. The limiting plate is fixedly connected to one side of the collecting and placing bin. A toothed plate A is fixedly connected to one end of the rotating rod A, a toothed plate B is fixedly connected to one end of the rotating rod B, and the toothed plate A and the toothed plate B are meshed and connected to each other;

[0008] The driving assembly includes a driving cylinder B, a piston rod B, a lifting plate, a rotating arm A and a rotating arm B. The other end of the rotating rod A penetrates through the limiting plate and is fixedly connected to the rotating arm A. The other end of the rotating rod B penetrates through the limiting plate and is fixedly connected to the rotating arm B. A connecting shaft is arranged on the rotating arm A and is fixedly connected to the rotating arm A. A guide wheel is arranged on the rotating arm B and is rotatably connected to the rotating arm B.

[0009] The lifting plate is arranged on one side of the rotating arm B. The driving cylinder B is arranged at the lower end of the lifting plate and is fixedly connected to the fixed frame body. The lifting plate is connected to the driving cylinder B through the piston rod B. A sliding bracket is fixedly connected to the lifting plate, and a guide groove is formed in the sliding bracket. The guide wheel is inserted into the guide groove and is slidably connected to the guide groove.

[0010] Furthermore, the blanking adjustment mechanism includes two driving cylinders A, two fixed rods, a cylinder fixing plate, a limiting rod and a pushing plate. The driving cylinder A is arranged on one side of the pushing plate. One end of the driving cylinder A is connected to the cylinder fixing plate through the fixed rod. The other end of the driving cylinder A is provided with a piston rod A, and the piston rod A is pneumatically connected to the driving cylinder A.

[0011] Furthermore, the pushing plate is arranged inside the storage bin. Two grooves are formed in the pushing plate, and fixing blocks are fixedly connected in the two grooves. One end of the piston rod A is inserted into the storage bin and is fixedly connected to the fixing block.

[0012] Furthermore, the limiting rod is arranged between the two fixed rods. One end of the limiting rod is fixedly connected to the cylinder fixing plate. The other end of the limiting rod is inserted into the storage bin, and a gap is left between the limiting rod and the pushing plate.

[0013] Furthermore, a support cross bar is fixedly connected to the fixed frame body. The support cross bar is located above the blanking adjustment mechanism. A fixing bolt is fixedly connected to the support cross bar. The lower end of the fixing bolt passes through the support cross bar and is connected to the connecting shaft through a spring.

[0014] Furthermore, a manual adjustment mechanism is arranged on one side of the driving cylinder B. The manual adjustment mechanism includes a fixed cross beam, an adjustment hand wheel and a telescopic positioning pin. The fixed cross beam is fixedly connected to the fixed frame body. The telescopic positioning pin is fixedly connected to the upper end of the fixed cross beam. The top of the telescopic positioning pin is fixedly connected to the lifting plate. The adjustment hand wheel is arranged on the fixed cross beam, and the adjustment hand wheel is screwed to the telescopic positioning pin through a thread.

[0015] Further, the rotating rod A and the rotating rod B are horizontally parallel to each other, with a gap left between the rotating rod A and the storage bin, and a gap left between the rotating rod B and the storage bin.

[0016] Further, the shapes of the toothed plate A and the toothed plate B are both fan-shaped structures.

[0017] The advantages of the present invention are as follows: The present invention provides a material storage and placement device, which has the following advantages:

[0018] 1. The present invention provides a material storage and placement device, including a fixed frame, a storage bin, a blanking mechanism and a blanking adjustment mechanism. The blanking mechanism in the present invention includes a driving component, a limiting plate, a rotating rod A and a rotating rod B. A toothed plate A is fixedly connected to one end of the rotating rod A, and a toothed plate B is fixedly connected to one end of the rotating rod B. The toothed plate A and the toothed plate B are meshed with each other. When the rotating rod B rotates counterclockwise, the rotating rod B drives the toothed plate B to rotate counterclockwise at the same time. The toothed plate B drives the toothed plate A to rotate clockwise at the same time. The toothed plate A drives the rotating rod A to rotate clockwise, so as to control the opening and closing angle of the loading plate A through the rotation of the rotating rod A. The opening and closing angles of the loading plate A and the loading plate B can be controlled by the stroke of the driving cylinder B, so as to realize the control of the placement amount of the packaging bag according to the specifications of different packaging boxes.

[0019] 2. The present invention is provided with a blanking adjustment mechanism at the upper end of the blanking mechanism. The blanking adjustment mechanism includes two driving cylinders A, two fixed rods, a cylinder fixing plate, a limiting rod and a push plate. The present invention can also drive the piston rod A to perform a horizontal telescopic movement through the two driving cylinders A in the blanking adjustment mechanism. The piston rod A can drive the push plate to move horizontally in the storage bin to realize the adjustment of the accommodation space size of the storage bin, so as to realize the adjustment of the bag inlet amount and the placement amount.

[0020] 3. The present invention is provided with a manual adjustment mechanism on one side of the driving cylinder B. The manual adjustment mechanism includes a fixed cross beam, an adjustment handwheel and a telescopic positioning pin. While automatically controlling the opening and closing angles of the loading plate A and the loading plate B through the stroke of the driving cylinder B, the present invention can also manually control the opening and closing angles of the loading plate A and the loading plate B through the manual adjustment mechanism. The telescopic positioning pin can be controlled to rise or fall by rotating the adjustment handwheel. The present invention can control the lifting of the lifting plate through the lifting and lowering of the telescopic positioning pin, so as to manually control the opening and closing angles of the loading plate A and the loading plate B. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0022] Figure 1 Schematic diagram of the three-dimensional structure of the first side of the present invention;

[0023] Figure 2 Schematic diagram of the three-dimensional structure of the second side of the present invention;

[0024] Figure 3 Schematic diagram of the three-dimensional structure of the bottom of the present invention;

[0025] Figure 4 Schematic diagram of the left view structure of the present invention;

[0026] Wherein:

[0027] 1. Fixed frame; 2. Storage bin; 3. Loading plate A;

[0028] 4. Loading plate B; 5. Rotating rod A; 6. Rotating rod B;

[0029] 7. Tooth plate A; 8. Tooth plate B; 9. Rotating arm A;

[0030] 10. Limiting plate; 11. Connecting shaft; 12. Spring;

[0031] 13. Fixed bolt; 14. Support crossbar; 15. Guide wheel;

[0032] 16. Rotating arm B; 17. Pushing plate; 18. Groove;

[0033] 19. Driving cylinder A; 20. Piston rod A; 21. Fixed block;

[0034] 22. Fixed rod; 23. Limiting rod; 24. Cylinder fixing plate;

[0035] 25. Lifting plate; 26. Driving cylinder B; 27. Piston rod B;

[0036] 28. Guide groove; 29. Sliding bracket; 30. Fixed crossbeam;

[0037] 31. Adjusting handwheel; 32. Telescopic positioning pin. Specific embodiments

[0038] The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0039] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms

[0040] "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0041] In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. The terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] Embodiment 1:

[0043] Figure 1 is a three-dimensional structure schematic diagram of the first side of the present invention, Figure 2 is a three-dimensional structure schematic diagram of the second side of the present invention, Figure 3 is a three-dimensional structure schematic diagram of the bottom of the present invention, Figure 4 is a left view structure schematic diagram of the present invention, as Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, a material collecting and placing device includes a fixed frame 1, a collecting and placing bin 2, a blanking mechanism and a blanking adjusting mechanism. The collecting and placing bin 2 is fixedly connected to the fixed frame 1. The blanking mechanism is connected to the lower end of the collecting and placing bin 2. The blanking adjusting mechanism is arranged at the upper end of the blanking mechanism. The blanking adjusting mechanism is interconnected with the collecting and placing bin 2, and the bag inlet quantity and the placing quantity can be adjusted through the blanking adjusting mechanism;

[0044] The blanking mechanism in the present invention includes a driving assembly, a limiting plate 10, a rotating rod A 5 and a rotating rod B 6. At the lower end of the rotating rod A 5, a loading plate A 3 is fixedly connected. At the lower end of the rotating rod B 6, a loading plate B 4 is fixedly connected. The limiting plate 10 is fixedly connected to one side of the storage bin 2. At one end of the rotating rod A 5, a toothed plate A 7 is fixedly connected. At one end of the rotating rod B 6, a toothed plate B 8 is fixedly connected. The toothed plate A 7 and the toothed plate B 8 are meshed with each other. The shapes of the toothed plate A 7 and the toothed plate B 8 are both fan-shaped structures. When the toothed plate B 8 rotates counterclockwise, it can drive the toothed plate A 7 to rotate clockwise.

[0045] The driving assembly in the present invention includes a driving cylinder B 26, a piston rod B 27, a lifting plate 25, a rotating arm A 9 and a rotating arm B 16. The other end of the rotating rod A 5 penetrates through the limiting plate 10 and is fixedly connected to the rotating arm A 9. The other end of the rotating rod B 6 penetrates through the limiting plate 10 and is fixedly connected to the rotating arm B 16. The rotating rod A 5 and the rotating rod B 6 are horizontally arranged in parallel. There is a gap between the rotating rod A 5 and the storage bin 2, and there is a gap between the rotating rod B 6 and the storage bin 2. A connecting shaft 11 is arranged on the rotating arm A 9, and the connecting shaft 11 is fixedly connected to the rotating arm A 9. A support cross bar 14 is fixedly connected to the fixed frame body 1. The support cross bar 14 is located above the blanking adjustment mechanism. A fixing bolt 13 is fixedly connected to the support cross bar 14. The lower end of the fixing bolt 13 passes through the support cross bar 14 and is connected to the connecting shaft 11 through a spring 12. A guide wheel 15 is arranged on the rotating arm B 16, and the guide wheel 15 is rotatably connected to the rotating arm B 16. The lifting plate 25 is arranged on one side of the rotating arm B 16. The driving cylinder B 26 is arranged at the lower end of the lifting plate 25. The driving cylinder B 26 is fixedly connected to the fixed frame body 1. The lifting plate 25 and the driving cylinder B 26 are connected through the piston rod B 27. A sliding bracket 29 is fixedly connected to the lifting plate 25. A guide groove 28 is formed in the sliding bracket 29. The guide wheel 15 is inserted into the guide groove 28 and is slidably connected to the guide groove 28. When the driving cylinder B 26 drives the piston rod B 27 to descend, the piston rod B 27 can drive the lifting plate 25 to descend at the same time, so that the guide wheel 15 rolls horizontally in the guide groove 28. During the descent of the lifting plate 25, the rotating arm B 16 is pulled down. In the present invention, the rotating arm B 16 is fixedly connected to one end of the rotating rod B 6. When the rotating arm B 16 descends, it drives the rotating rod B 6 to rotate clockwise, so as to control the opening and closing angle of the loading plate B 4. When the rotating rod B 6 rotates counterclockwise, the rotating rod B 6 drives the toothed plate B 8 to rotate counterclockwise at the same time. The toothed plate B 8 drives the toothed plate A 7 to rotate clockwise at the same time. The toothed plate A 7 drives the rotating rod A 5 to rotate clockwise, so as to control the opening and closing angle of the loading plate A 3 through the rotation of the rotating rod A 5, so as to realize the automatic control of the packaging bag placement quantity.

[0046] The blanking adjustment mechanism in the present invention includes two driving cylinders A19, two fixed rods 22, a cylinder fixing plate 24, a limiting rod 23 and a push plate 17. The driving cylinder A19 is arranged on one side of the push plate 17. One end of the driving cylinder A19 is connected to the cylinder fixing plate 24 through the fixed rod 22. The other end of the driving cylinder A19 is provided with a piston rod A20. The piston rod A20 is pneumatically connected to the driving cylinder A19. The push plate 17 is arranged inside the storage bin 2. Two grooves 18 are formed in the push plate 17, and fixing blocks 21 are fixedly connected in the two grooves 18. One end of the piston rod A20 is inserted into the storage bin 2 and fixedly connected to the fixing block 21. The limiting rod 23 is arranged between the two fixed rods 22. One end of the limiting rod 23 is fixedly connected to the cylinder fixing plate 24. The other end of the limiting rod 23 is inserted into the storage bin 2. A gap is left between the limiting rod 23 and the push plate 17. In the present invention, the two driving cylinders A19 in the blanking adjustment mechanism can also drive the piston rod A20 to perform horizontal telescopic movement. The piston rod A20 can drive the push plate 17 to move horizontally in the storage bin 2, so as to adjust the size of the accommodating space of the storage bin 2, and thus realize the adjustment of the bag inlet quantity and the placement quantity.

[0047] A manual adjustment mechanism is arranged on one side of the driving cylinder B26 in the present invention. The manual adjustment mechanism includes a fixed cross beam 30, an adjustment hand wheel 31 and a telescopic positioning pin 32. The fixed cross beam 30 is fixedly connected to the fixed frame body 1. The telescopic positioning pin 32 is fixedly connected to the upper end of the fixed cross beam 30. The top of the telescopic positioning pin 32 is fixedly connected to the lifting plate 25. The adjustment hand wheel 31 is arranged on the fixed cross beam 30. The adjustment hand wheel 31 is screwed to the telescopic positioning pin 32 through a thread. When it is necessary to manually adjust the placement quantity of the packaging bags, the adjustment hand wheel 31 can be rotated to control the telescopic positioning pin 32 to rise or fall. The lifting and lowering of the lifting plate 25 is controlled by the lifting and lowering of the telescopic positioning pin 32. During the lowering process of the lifting plate 25, the rotating arm B16 is pulled down. When the rotating arm B16 descends, the rotating rod B6 is driven to rotate clockwise at the same time, so as to control the opening and closing angle of the loading plate B4. When the rotating rod B6 rotates counterclockwise, the rotating rod B6 drives the tooth plate B8 to rotate counterclockwise at the same time. The tooth plate B8 drives the tooth plate A7 to rotate clockwise at the same time. The tooth plate A7 drives the rotating rod A5 to rotate clockwise, so as to control the opening and closing angle of the loading plate A3 through the rotation of the rotating rod A5, and thus realize the manual control of the placement quantity of the packaging bags.

[0048] Working principle: When the present invention is in use, first, the bagged materials after being bagged are conveyed into the storage bin 2 by a packaging machine. When it is necessary to put the packaging bags into the packaging boxes, first, the driving cylinder B26 is started. The driving cylinder B26 drives the piston rod B27 to descend. The piston rod B27 drives the lifting plate 25 to descend, and at the same time, the guide wheel 15 rolls horizontally in the guide groove 28. During the descent of the lifting plate 25, the rotating arm B16 is pulled to descend. In the present invention, the rotating arm B16 is fixedly connected to one end of the rotating rod B6. When the rotating arm B16 descends, it drives the rotating rod B6 to rotate clockwise, so as to control the opening and closing angle of the material-carrying plate B4. When the rotating rod B6 rotates counterclockwise, the rotating rod B6 drives the toothed plate B8 to rotate counterclockwise at the same time. The toothed plate B8 drives the toothed plate A7 to rotate clockwise at the same time. The toothed plate A7 drives the rotating rod A5 to rotate clockwise, so as to control the opening and closing angle of the material-carrying plate A3 through the rotation of the rotating rod A5, so as to control the quantity of packaging bags placed. The present invention is provided with a feeding adjustment mechanism at the upper end of the feeding mechanism. When it is necessary to adjust the bag inlet quantity or the placement quantity, two driving cylinders A19 are started to drive the piston rod A20 to perform a horizontal telescopic movement. The piston rod A20 can drive the push plate 17 to move horizontally in the storage bin 2, so as to adjust the size of the accommodation space of the storage bin 2.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A material storage and release device, comprising a fixed frame body (1), a storage and release bin (2), a blanking mechanism and a blanking adjustment mechanism. The storage and release bin (2) is fixedly connected to the fixed frame body (1). The blanking mechanism is connected to the lower end of the storage and release bin (2). The blanking adjustment mechanism is arranged at the upper end of the blanking mechanism, and the blanking adjustment mechanism is interconnected with the storage and release bin (2); It is characterized in that: The blanking mechanism includes a driving assembly, a limiting plate (10), a rotating rod A (5) and a rotating rod B (6). A loading plate A (3) is fixedly connected to the lower end of the rotating rod A (5). A loading plate B (4) is fixedly connected to the lower end of the rotating rod B (6). The limiting plate (10) is fixedly connected to one side of the storage and release bin (2). A toothed plate A (7) is fixedly connected to one end of the rotating rod A (5). A toothed plate B (8) is fixedly connected to one end of the rotating rod B (6). The toothed plate A (7) and the toothed plate B (8) are meshed and connected to each other; The driving assembly includes a driving cylinder B (26), a piston rod B (27), a lifting plate (25), a rotating arm A (9) and a rotating arm B (16). The other end of the rotating rod A (5) penetrates through the limiting plate (10) and is fixedly connected to the rotating arm A (9). The other end of the rotating rod B (6) penetrates through the limiting plate (10) and is fixedly connected to the rotating arm B (16). A connecting shaft (11) is arranged on the rotating arm A (9), and the connecting shaft (11) is fixedly connected to the rotating arm A (9). A guide wheel (15) is arranged on the rotating arm B (16), and the guide wheel (15) is rotatably connected to the rotating arm B (16); The lifting plate (25) is arranged on one side of the rotating arm B (16). The driving cylinder B (26) is arranged at the lower end of the lifting plate (25). The driving cylinder B (26) is fixedly connected to the fixed frame body (1). The lifting plate (25) and the driving cylinder B (26) are interconnected by a piston rod B (27). A sliding bracket (29) is fixedly connected to the lifting plate (25). A guide groove (28) is formed in the sliding bracket (29). The guide wheel (15) is inserted into the guide groove (28) and is slidably connected to the guide groove (28); The blanking adjustment mechanism includes two driving cylinders A (19), two fixed rods (22), a cylinder fixing plate (24), a limiting rod (23) and a push plate (17). The driving cylinder A (19) is arranged on one side of the push plate (17). One end of the driving cylinder A (19) is connected to the cylinder fixing plate (24) through a fixed rod (22). The other end of the driving cylinder A (19) is provided with a piston rod A (20), and the piston rod A (20) is pneumatically connected to the driving cylinder A (19); The push plate (17) is arranged inside the storage and release bin (2). Two grooves (18) are formed in the push plate (17). Fixed blocks (21) are fixedly connected to both of the two grooves (18). One end of the piston rod A (20) is inserted into the storage and release bin (2) and is fixedly connected to the fixed block (21); The limiting rod (23) is arranged between two fixed rods (22). One end of the limiting rod (23) is fixedly connected to the cylinder fixing plate (24), and the other end of the limiting rod (23) is inserted into the storage bin (2). A gap is left between the limiting rod (23) and the push plate (17). A support cross bar (14) is fixedly connected to the fixed frame body (1). The support cross bar (14) is located above the blanking adjustment mechanism. A fixing bolt (13) is fixedly connected to the support cross bar (14). The lower end of the fixing bolt (13) passes through the support cross bar (14) and is connected to the connecting shaft (11) through a spring (12). A manual adjustment mechanism is arranged on one side of the driving cylinder B (26). The manual adjustment mechanism includes a fixed cross beam (30), an adjustment hand wheel (31) and a telescopic positioning pin (32). The fixed cross beam (30) is fixedly connected to the fixed frame body (1). The telescopic positioning pin (32) is fixedly connected to the upper end of the fixed cross beam (30). The top of the telescopic positioning pin (32) is fixedly connected to the lifting plate (25). The adjustment hand wheel (31) is arranged on the fixed cross beam (30). The adjustment hand wheel (31) is screwed to the telescopic positioning pin (32) through a thread.

2. The material storage and placement device according to claim 1, characterized in that: The rotating rod A (5) and the rotating rod B (6) are arranged horizontally and parallel to each other. A gap is left between the rotating rod A (5) and the storage bin (2), and a gap is left between the rotating rod B (6) and the storage bin (2).

3. The material stacking and placing device according to claim 1, wherein: The toothed plates A (7) and B (8) are both in a fan-shaped structure.

Images