Staggered stacking machine for corrugated board processing

Abstract

The utility model discloses a staggered stacking machine for corrugated board processing, relates to the technical field of staggered stacking of paperboards, and improves the phenomenon that if the outer side of a supporting plate lacks effective limiting control over the paperboards, the gravity center of the paperboards placed on the supporting plate is likely to be unstable or deviate. The device comprises a bottom plate, a limiting mechanism comprises a placing plate and a servo electric push rod, the output end of the servo electric push rod is fixedly provided with a limiting plate, and the outer side of one end of the limiting plate is slidably connected to the inner side of a limiting hole. The limiting plates installed at the output ends are pushed by the servo electric push rods to accurately move to various preset lengths, so that the paperboard placed on the supporting plate generates the dislocation effect that one side of the paperboard is long and the other side of the paperboard is short, and the limiting plates can achieve limiting control over the outer side of the paperboard; potential problems possibly caused by unstable center of gravity or deviation of the paperboard are prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard staggered stacking, in particular to a staggered stacking stacker for processing corrugated cardboard. Background Art

[0002] Corrugated cardboard, this seemingly simple material, actually contains infinite mysteries and possibilities. Its unique structure and excellent performance make it occupy an important position in the modern packaging industry. Corrugated cardboard has also found new application areas in continuous innovation. Today, as the concept of environmental protection becomes increasingly profound, the recyclability and degradability of corrugated cardboard have become its unique advantages. More and more companies are beginning to choose to use corrugated cardboard as product packaging materials in response to the call for environmental protection.

[0003] Patent publication number "CN217946917U" discloses "a cardboard offset stacking device", including a base, a receiving platform is fixedly connected to the top of the base, a cardboard is arranged on the top of the receiving platform, a support platform is rotatably connected to the side of the top of the base away from the receiving platform, a support plate for cardboard stacking is fixedly connected to the top of the support platform, and a rotating seat located between the receiving platform and the support platform is rotatably connected to the top of the base; the receiving platform is arranged on one side of the conveying equipment, so that the cardboard can be conveyed to the top of the receiving platform by the conveying equipment, and then the rotating shaft is driven to rotate by the driving mechanism, so that the suction and placement component follows the support arm to rotate 180° to the top of the support platform, and the telescopic component is cooperated to suck the cardboard, and the driving mechanism is adjusted again, so that the suction and placement component drives the cardboard to continue to rotate 180° back to the top of the support plate, and the telescopic component is cooperated to place the cardboard close to the length edge of the support plate.

[0004] In the device of the above patent, if the outer side of the support plate lacks effective limit control for the cardboard, the center of gravity of the cardboard placed on the support plate may be unstable or offset, which may lead to potential problems such as misalignment of the suction stack. Therefore, in order to ensure the stable placement and effective operation of the cardboard, it is necessary to add limit control to the outer side of the support plate. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the problems existing in the prior art, the utility model provides a staggered stacking machine for processing corrugated paperboard.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a staggered stacking machine for corrugated cardboard processing, comprising a bottom plate, a first rotating mechanism and a second rotating mechanism are respectively arranged below the bottom plate, and a limiting mechanism and a suction mechanism are respectively arranged above the bottom plate;

[0009] The limiting mechanism includes a placement plate and a servo electric push rod. The top surfaces of the servo electric push rods are fixedly installed inside the bottom surface of the placement plate, the output ends of the servo electric push rods are fixedly installed with limiting plates, the inner surfaces of the limiting plates are fixedly installed with limiting rods, and limiting holes are respectively opened on the surfaces of both ends of the placement plate, and the outer sides of one ends of the limiting rods are slidably connected to the inner sides of the limiting holes.

[0010] By adopting the above technical scheme, the limit plates installed at the output ends can be pushed by the servo electric push rod to accurately move to a plurality of preset lengths, so that the cardboard placed on the support plate has a dislocation effect of one side being longer and the other side being shorter, and the limit plate can realize the limit control of the outer side of the cardboard, effectively preventing potential problems caused by unstable center of gravity or offset of the cardboard, ensuring the stability of the production process and product quality, and solving the problem that if the outer side of the support plate lacks effective limit control of the cardboard, the center of gravity of the cardboard placed on the support plate may be unstable or offset, which may further cause potential problems such as suction stacking dislocation.

[0011] As a preferred solution of the offset stacking stacker for corrugated cardboard processing described in the utility model, the first rotating mechanism includes a first servo motor and a first driving wheel, the bottom end of the first driving wheel is fixedly installed on the output end of the first servo motor, a first driven wheel is meshed on the outer side of the first driving wheel, the top end of the first driven wheel is respectively rotatably connected to penetrate the bottom surface and the surface of the base plate, a support column is fixedly installed on the top surface of the first driven wheel, and a first protective cover is arranged on the outer side of the first servo motor, the first driving wheel and the first driven wheel.

[0012] By adopting the above technical solution, the rotation of the first driving wheel can drive the first driven wheel engaged on the outer side to rotate, and the rotation of the first driven wheel drives the support column installed on the top surface to rotate. The rotating support column can effectively provide the device with a precise rotational misalignment effect.

[0013] As a preferred solution of the offset stacking stacker for corrugated cardboard processing described in the utility model, the second rotating mechanism includes a second servo motor and a second driving wheel, the bottom end of the second driving wheel is fixedly installed on the output end of the second servo motor, a second driven wheel is meshed on the outer side of the second driving wheel, the top end of the second driven wheel is respectively rotatably connected to penetrate the bottom surface and the surface of the bottom plate, a servo hydraulic cylinder is fixedly installed on the top surface of the second driven wheel, and a second protective cover is arranged on the outer side of the second servo motor, the second driving wheel and the second driven wheel.

[0014] By adopting the above technical solution, the rotation of the second driving wheel can drive the second driven wheel meshing on the outer side to rotate, and the rotation of the second driven wheel drives the servo hydraulic cylinder installed on the top surface to rotate. The rotating servo hydraulic cylinder can effectively provide the device with precise suction and stacking effect.

[0015] As a preferred solution of the offset stacking stacker for corrugated cardboard processing described in the utility model, the top of the first protective cover of the first rotating mechanism and the top of the second protective cover of the second rotating mechanism are respectively fixedly installed on the bottom surface of the base plate, the top of the first driving wheel and the top of the second driving wheel are respectively rotatably connected to the inside of the bottom surface of the base plate, and the bottom surface of the placement plate of the limiting mechanism is fixedly installed on the top surface of the support column.

[0016] By adopting the above technical solution, the support column can effectively drive the placement plate installed on the top surface to rotate, and the dislocation effect of the cardboard can be achieved under the action of the rotation.

[0017] As a preferred solution of the offset stacking stacker for corrugated cardboard processing described in the utility model, the suction mechanism includes a support arm and a vacuum generator, one end of the vacuum generator is fixedly mounted on the surface of the support arm, the output end of the vacuum generator passes through both sides of the support arm, a suction cup is fixedly mounted on the output end of the vacuum generator, a reinforcing rib is fixedly mounted on the bottom surface of the support arm, and one end of the reinforcing rib is fixedly mounted on one side surface of the bottom end of the support arm.

[0018] By adopting the above technical solution, the vacuum generator is started so that the suction cup installed at the output end can firmly adsorb the cardboard. At the same time, the reinforcing ribs installed on the bottom surface of the support arm can significantly enhance the pressure resistance of the support arm, effectively preventing it from bending when subjected to greater pressure, thereby ensuring the stability and reliability of the overall structure.

[0019] As a preferred solution of the offset stacking stacker for corrugated cardboard processing described in the utility model, a material receiving rack is fixedly installed on the surface of the base plate, a support frame is fixedly installed on the bottom surface of the base plate, and the bottom end of the support arm of the suction mechanism is fixedly installed on the output end of the servo hydraulic cylinder of the second rotating mechanism.

[0020] By adopting the above technical solution, the second rotating mechanism drives the support arm installed at the output end to be raised and lowered through the servo hydraulic cylinder to optimize the working performance of the suction mechanism, thereby achieving diversified suction effects.

[0021] (III) Beneficial effects

[0022] The utility model provides a staggered stacking machine for processing corrugated cardboard, which has the following beneficial effects:

[0023] 1. By adding a limit mechanism, the limit plates installed at the output ends can be pushed by the servo electric push rod to accurately move to a variety of preset lengths, so that the cardboard placed on the support plate has a dislocation effect of one side longer and the other side shorter, and the limit plate can realize the limit control of the outer side of the cardboard, effectively preventing potential problems caused by unstable or offset center of gravity of the cardboard, ensuring the stability of the production process and product quality, and solving the problem that if the outer side of the support plate lacks effective limit control of the cardboard, the center of gravity of the cardboard placed on the support plate may be unstable or offset, which may cause potential problems such as suction stacking dislocation.

[0024] 2. By adding a suction mechanism and starting the vacuum generator, the suction cup installed at the output end can firmly adsorb the cardboard. At the same time, the reinforcing ribs installed on the bottom of the support arm can significantly enhance the pressure resistance of the support arm, effectively preventing it from bending when subjected to greater pressure, thereby ensuring the stability and reliability of the overall structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is a main structural schematic diagram of the entire utility model.

[0027] Figure 2 It is a front view structural schematic diagram of the entire utility model.

[0028] Figure 3 It is a schematic diagram of the overall structure of the utility model when viewed from above.

[0029] Figure 4 It is a schematic diagram of the half-section structure of the utility model as a whole when viewed from above.

[0030] Figure 5 It is an enlarged structural schematic diagram of point A of the utility model as a whole.

[0031] In the figure, 1, bottom plate; 2, first rotating mechanism; 21, first servo motor; 22, first driving wheel; 23, first driven wheel; 24, supporting column; 25, first protective cover; 3, limiting mechanism; 31, placing plate; 32, servo electric push rod; 33, limiting plate; 34, limiting rod; 35, limiting hole; 4, second rotating mechanism; 41, second servo motor; 42, second driving wheel; 43, second driven wheel; 44, servo hydraulic cylinder; 45, second protective cover; 5, suction mechanism; 51, supporting arm; 52, vacuum generator; 53, suction cup; 54, reinforcing rib; 6, receiving rack; 7, supporting rack. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0033] Example 1

[0034] Reference Figures 1 to 5 , which is the first embodiment of the utility model, and provides a stacking machine for offset stacking of corrugated paperboards, including a bottom plate 1, a first rotating mechanism 2 and a second rotating mechanism 4 are respectively arranged below the bottom plate 1, and a limiting mechanism 3 and a suction mechanism 5 are respectively arranged above the bottom plate 1;

[0035] The limiting mechanism 3 includes a placement plate 31 and a servo electric push rod 32. The top surfaces of the servo electric push rod 32 are fixedly installed inside the bottom surface of the placement plate 31. The output ends of the servo electric push rod 32 are fixedly installed with limiting plates 33. The inner surfaces of the limiting plates 33 are fixedly installed with limiting rods 34. Limiting holes 35 are respectively provided on the surfaces of both ends of the placement plate 31. The outer sides of one ends of the limiting rods 34 are respectively slidably connected to the inner sides of the limiting holes 35.

[0036] Specifically, the first rotating mechanism 2 includes a first servo motor 21 and a first driving wheel 22, the bottom end of the first driving wheel 22 is fixedly installed at the output end of the first servo motor 21, a first driven wheel 23 is meshed on the outer side of the first driving wheel 22, the top end of the first driven wheel 23 is respectively rotatably connected to penetrate the bottom surface and the surface of the bottom plate 1, a support column 24 is fixedly installed on the top surface of the first driven wheel 23, a first protective cover 25 is arranged on the outer side of the first servo motor 21, the first driving wheel 22 and the first driven wheel 23, the second rotating mechanism 4 includes a second servo motor 41 and a second driving wheel 42, the bottom end of the second driving wheel 42 is fixedly installed at the output end of the second servo motor 41, a second driven wheel 43 is meshed on the outer side of the second driving wheel 42, the top end of the second driven wheel 43 is respectively rotatably connected to penetrate the bottom surface and the surface of the bottom plate 1, a servo hydraulic cylinder 44 is fixedly installed on the top surface of the second driven wheel 43, and a second protective cover 45 is arranged on the outer side of the second servo motor 41, the second driving wheel 42 and the second driven wheel 43.

[0037] Furthermore, the limit mechanism 3 can accurately move the limit plates 33 installed at the output ends to a plurality of preset lengths by pushing the servo electric push rod 32, so that the cardboard placed on the placement plate 31 has a dislocation effect in which one side is longer and the other side is shorter, and the limit plate 33 can realize the limit control of the outer side of the cardboard, effectively preventing potential problems caused by unstable center of gravity or offset of the cardboard. The top surfaces of the servo electric push rods 32 are respectively installed inside the bottom surface of the placement plate 31, and the limit rods 34 slidably connected to the inner sides of the limit holes 35 are respectively installed on the inner surfaces of the limit plates 33 to effectively prevent offset. The limit holes 35 are respectively opened on the surfaces at both ends of the placement plate 31.

[0038] The first rotating mechanism 2 drives the first driving wheel 22 installed at the output end to rotate through the first servo motor 21. The rotating first driving wheel 22 can drive the first driven wheel 23 engaged on the outer side to rotate, and the rotating first driven wheel 23 drives the support column 24 installed on the top surface to rotate. The rotating support column 24 can effectively provide the device with a precise rotation dislocation effect. The top of the first driven wheel 23 is respectively rotated and connected to the bottom surface and the surface of the base plate 1. The first servo motor 21, the first driving wheel 22 and the outer sides of the first driven wheel 23 are respectively located on the inner side of the first protective cover 25.

[0039] The second rotating mechanism 4 drives the second driving wheel 42 installed at the output end to rotate through the second servo motor 41. The rotating second driving wheel 42 can drive the second driven wheel 43 engaged on the outer side to rotate, and the rotating second driven wheel 43 drives the servo hydraulic cylinder 44 installed on the top surface to rotate. The rotating servo hydraulic cylinder 44 can effectively provide the device with a precise suction and stacking effect. The top of the second driven wheel 43 is respectively rotated to connect the bottom surface and the surface of the bottom plate 1. The second servo motor 41, the second driving wheel 42 and the outer sides of the second driven wheel 43 are respectively located on the inner side of the second protective cover 45.

[0040] Example 2

[0041] Reference Figures 1 to 5 , which is the first embodiment of the utility model. This embodiment is based on the previous embodiment. The top of the first protective cover 25 of the first rotating mechanism 2 and the top of the second protective cover 45 of the second rotating mechanism 4 are respectively fixedly installed on the bottom surface of the base plate 1, the top of the first driving wheel 22 and the top of the second driving wheel 42 are respectively rotatably connected inside the bottom surface of the base plate 1, the bottom surface of the placement plate 31 of the limiting mechanism 3 is fixedly installed on the top surface of the support column 24, the suction mechanism 5 includes a support arm 51 and a vacuum generator 52, one end of the vacuum generator 52 is fixedly installed on the surface of the support arm 51, the output ends of the vacuum generator 52 respectively penetrate the two sides of the support arm 51, the output end of the vacuum generator 52 is fixedly installed with a suction cup 53, the bottom surface of the support arm 51 is fixedly installed with a reinforcing rib 54, and one end of the reinforcing rib 54 is fixedly installed on the surface of one side of the bottom end of the support arm 51.

[0042] Specifically, a material receiving rack 6 is fixedly installed on the surface of the bottom plate 1 , a support frame 7 is fixedly installed on the bottom surface of the bottom plate 1 , and the bottom end of the support arm 51 of the suction mechanism 5 is fixedly installed on the output end of the servo hydraulic cylinder 44 of the second rotating mechanism 4 .

[0043] Furthermore, the suction mechanism 5 starts the vacuum generator 52 installed on the surface of the support arm 51, so that the suction cup 53 installed at the output end of the vacuum generator 52 can firmly absorb the cardboard. At the same time, the reinforcing rib 54 installed on the bottom surface of the support arm 51 can significantly enhance the pressure resistance of the support arm 51, effectively preventing it from bending when subjected to greater pressure, thereby ensuring the stability and reliability of the overall structure. One end of the reinforcing rib 54 is installed on the side surface of the bottom end of the support arm 51. The second rotating mechanism 4 drives the support arm 51 installed at the output end to be raised and lowered by the rotating servo hydraulic cylinder 44 to optimize the working performance of the suction mechanism 5, thereby achieving diversified suction effects. In addition, the rotating servo hydraulic cylinder 44 can also effectively enable the suction cup 53 to absorb the cardboard on the support arm 51 and rotate it to above the material receiving rack 6 installed on the surface of the bottom plate 1. The servo hydraulic cylinder 44 drives the support arm 51 installed at the output end to be raised and lowered, so as to place the cardboard on the surface of the material receiving rack 6.

[0044] The limiting mechanism 3 can effectively drive the placement plate 31 installed on the top surface to rotate through the support column 24 of the first rotating mechanism 2, and the cardboard can be dislocated under the action of rotation. The bottom plate 1 is supported by the support frame 7 installed on the bottom surface.

[0045] Working principle: the first rotating mechanism 2 drives the first driving wheel 22 installed at the output end to rotate through the first servo motor 21. The rotating first driving wheel 22 can drive the first driven wheel 23 engaged on the outer side to rotate, and the rotating first driven wheel 23 drives the support column 24 installed on the top surface to rotate. The rotating support column 24 can effectively provide the device with a precise rotation dislocation effect. The top of the first driven wheel 23 is respectively rotated and connected to the bottom surface and the surface of the bottom plate 1. The first servo motor 21, the first driving wheel 22 and the outer sides of the first driven wheel 23 are respectively located on the inner side of the first protective cover 25. The limiting mechanism 3 can effectively drive the placement plate 31 installed on the top surface to rotate through the support column 24 of the first rotating mechanism 2, and the dislocation effect of the cardboard can be achieved under the action of rotation.

[0046] The limit mechanism 3 can accurately move the limit plates 33 installed at the output ends to a preset multiple lengths by pushing the servo electric push rod 32, so that the cardboard placed on the placement plate 31 has a dislocation effect in which one side is longer and the other side is shorter, and the limit plate 33 can realize limit control on the outer side of the cardboard, effectively preventing potential problems caused by unstable center of gravity or offset of the cardboard. The top surfaces of the servo electric push rods 32 are respectively installed inside the bottom surface of the placement plate 31, and the limit rods 34 slidably connected to the inner sides of the limit holes 35 are respectively installed on the inner surfaces of the limit plates 33 to effectively prevent offset. The limit holes 35 are respectively opened on the surfaces at both ends of the placement plate 31.

[0047] The second rotating mechanism 4 drives the second driving wheel 42 installed at the output end to rotate through the second servo motor 41. The rotating second driving wheel 42 can drive the second driven wheel 43 engaged on the outer side to rotate, and the rotating second driven wheel 43 drives the servo hydraulic cylinder 44 installed on the top surface to rotate. The rotating servo hydraulic cylinder 44 can effectively provide the device with a precise suction and stacking effect. The top of the second driven wheel 43 is respectively rotated to connect the bottom surface and the surface of the bottom plate 1. The second servo motor 41, the second driving wheel 42 and the outer sides of the second driven wheel 43 are respectively located on the inner side of the second protective cover 45.

[0048] The suction mechanism 5 starts the vacuum generator 52 installed on the surface of the support arm 51, so that the suction cup 53 installed at the output end of the vacuum generator 52 can firmly absorb the cardboard. At the same time, the reinforcing rib 54 installed on the bottom surface of the support arm 51 can significantly enhance the pressure resistance of the support arm 51, effectively preventing it from bending when subjected to greater pressure, thereby ensuring the stability and reliability of the overall structure. One end of the reinforcing rib 54 is installed on the side surface of the bottom end of the support arm 51. The second rotating mechanism 4 drives the support arm 51 installed at the output end to be raised and lowered by the rotating servo hydraulic cylinder 44 to optimize the working performance of the suction mechanism 5, thereby achieving diversified suction effects. In addition, the rotating servo hydraulic cylinder 44 can also effectively enable the suction cup 53 to absorb the cardboard on the support arm 51 and rotate it to above the receiving rack 6 installed on the surface of the bottom plate 1. The servo hydraulic cylinder 44 drives the support arm 51 installed at the output end to be raised and lowered so that the cardboard is placed on the surface of the receiving rack 6.

[0049] The top of the first protective cover 25 of the first rotating mechanism 2 and the top of the second protective cover 45 of the second rotating mechanism 4 are respectively installed on the bottom surface of the base plate 1, the top of the first driving wheel 22 and the top of the second driving wheel 42 are respectively rotatably connected inside the bottom surface of the base plate 1, and the base plate 1 is supported by a support frame 7 installed on the bottom surface.

[0050] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. A stacking machine for offset stacking of corrugated cardboard, comprising a bottom plate (1), characterized in that: A first rotating mechanism (2) and a second rotating mechanism (4) are respectively arranged below the bottom plate (1), and a limiting mechanism (3) and a suction mechanism (5) are respectively arranged above the bottom plate (1); The limiting mechanism (3) comprises a placement plate (31) and a servo electric push rod (32); the top surface of the servo electric push rod (32) is fixedly mounted inside the bottom surface of the placement plate (31); the output end of the servo electric push rod (32) is fixedly mounted with a limiting plate (33); the inner surface of the limiting plate (33) is fixedly mounted with a limiting rod (34); the surfaces of both ends of the placement plate (31) are respectively provided with limiting holes (35); and the outer side of one end of the limiting rod (34) is slidably connected to the inner side of the limiting hole (35).

2. The offset stacking stacker for corrugated cardboard processing according to claim 1, characterized in that: The first rotating mechanism (2) comprises a first servo motor (21) and a first driving wheel (22); the bottom end of the first driving wheel (22) is fixedly mounted on the output end of the first servo motor (21); a first driven wheel (23) is meshed on the outside of the first driving wheel (22); the top end of the first driven wheel (23) is rotatably connected to the bottom surface and the surface of the base plate (1) respectively; a support column (24) is fixedly mounted on the top surface of the first driven wheel (23); and a first protective cover (25) is arranged on the outside of the first servo motor (21), the first driving wheel (22) and the first driven wheel (23).

3. The offset stacking stacker for corrugated cardboard processing according to claim 1, characterized in that: The second rotating mechanism (4) comprises a second servo motor (41) and a second driving wheel (42); the bottom end of the second driving wheel (42) is fixedly mounted on the output end of the second servo motor (41); a second driven wheel (43) is meshed on the outer side of the second driving wheel (42); the top end of the second driven wheel (43) is rotatably connected to the bottom surface and the surface of the penetrating bottom plate (1); a servo hydraulic cylinder (44) is fixedly mounted on the top surface of the second driven wheel (43); and a second protective cover (45) is arranged on the outer sides of the second servo motor (41), the second driving wheel (42) and the second driven wheel (43).

4. The offset stacking stacker for corrugated cardboard processing according to claim 2, characterized in that: The top of the first protective cover (25) of the first rotating mechanism (2) and the top of the second protective cover (45) of the second rotating mechanism (4) are respectively fixedly mounted on the bottom surface of the base plate (1); the top of the first driving wheel (22) and the top of the second driving wheel (42) are respectively rotatably connected inside the bottom surface of the base plate (1); and the bottom surface of the placement plate (31) of the limiting mechanism (3) is fixedly mounted on the top surface of the support column (24).

5. The offset stacking stacker for corrugated cardboard processing according to claim 1, characterized in that: The suction mechanism (5) comprises a support arm (51) and a vacuum generator (52); one end of the vacuum generator (52) is fixedly mounted on the surface of the support arm (51); an output end of the vacuum generator (52) passes through two surfaces of the support arm (51); a suction cup (53) is fixedly mounted on the output end of the vacuum generator (52); a reinforcing rib (54) is fixedly mounted on the bottom surface of the support arm (51); one end of the reinforcing rib (54) is fixedly mounted on a side surface of the bottom end of the support arm (51).

6. The offset stacking stacker for corrugated cardboard processing according to claim 5, characterized in that: A material receiving frame (6) is fixedly mounted on the surface of the base plate (1), a support frame (7) is fixedly mounted on the bottom surface of the base plate (1), and the bottom end of the support arm (51) of the suction mechanism (5) is fixedly mounted on the output end of the servo hydraulic cylinder (44) of the second rotating mechanism (4).

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