Box suction mechanism below paperboard

Abstract

The carton suction mechanism below the paperboard comprises a base, a carton conveying assembly and a paperboard suction assembly, the carton conveying assembly is provided with a first station, a second station and a chain assembly arranged between the first station and the second station, and the paperboard suction assembly is provided with a first suction unit and a second suction unit. A first suction cup and a first vacuum generator arranged at the bottom of the first suction cup are arranged in the first adsorption unit, and a second suction cup and a second vacuum generator arranged at the bottom of the second suction cup are arranged in the second adsorption unit. According to the utility model, on one hand, the first suction cup and the second suction cup are arranged to suck the corresponding carton board and then drive the carton board to move through the chain assembly, so that the noise in the operation process of equipment is reduced, and on the other hand, the first suction cup and the second suction cup alternately move between the first station and the second station in a reciprocating manner through the transportation of the chain; and single-line return type chain conveying is replaced, so that the working efficiency is improved, and double benefits are achieved.

Description

Technical Field

[0001] The utility model relates to the field of packaging, in particular to a box suction mechanism under a cardboard. Background Art

[0002] At present, most of the carton conveying devices of carton openers use whole bundles of cartons to drop them one by one onto the carton conveying device, and the cartons are pushed by a single chain conveyor, which has low working efficiency.

[0003] When the chain of an ordinary carton conveyor is worn, the pitch will become larger and cause disconnection. Maintenance is cumbersome and there is a lot of noise during operation. The single-line back-and-forth carton conveying method is slow and has poor working stability.

[0004] Therefore, a carton conveying device is provided which can reduce noise during equipment operation and improve work efficiency. Utility Model Content

[0005] In order to overcome the problems existing in the related art, the present disclosure provides a box suction mechanism under the cardboard.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] The present invention provides a cardboard bottom suction box mechanism, comprising:

[0008] base;

[0009] A carton conveying assembly comprising a mounting plate, a first station disposed on the front side of the mounting plate, a second station disposed on the rear side of the mounting plate, and a chain assembly disposed between the first station and the second station, the chain assembly comprising a chain, a servo motor disposed on the rear side of the mounting plate, a driving wheel disposed on the servo motor, and a driven wheel disposed on the front side of the mounting plate, the driving wheel being disposed in the second station, the driven wheel being disposed in the first station, a portion of the chain being wound around an outer circumference of the driving wheel, and another portion of the chain being wound around an outer circumference of the driven wheel, so as to form a closed loop between the first station and the second station; and

[0010] A cardboard suction assembly, comprising a first suction unit for sucking a carton and a second suction unit for sucking a carton, wherein the first suction unit is provided with a first suction cup and a first vacuum generator provided on the bottom of the first suction cup, the first vacuum generator being used to control the air in the first suction cup so as to enable the first suction cup to suck and release the carton board; and the second suction unit is provided with a second suction cup and a second vacuum generator provided on the bottom of the second suction cup, the second vacuum generator being used to control the air in the second suction cup so as to enable the second suction cup to suck and release the carton board;

[0011] When the servo motor drives the chain to move by driving the driving wheel to rotate, the first adsorption unit is driven by the chain to switch positions between the first station and the second station, and the second adsorption unit is driven by the chain to switch positions between the second station and the first station. When the first adsorption unit adsorbs the corresponding carton board at the first station, the second adsorption unit releases the carton board through the suction cup at the second station. When the first adsorption unit releases the carton board at the second station, the second adsorption unit receives the carton board at the first station.

[0012] In one possible implementation, a laterally extending aluminum profile is provided on the mounting plate, a laterally extending first slide rail is provided on one side of the aluminum profile, and a laterally extending second slide rail is provided on the other side of the aluminum profile, the front side of the first slide rail is provided in the first work station, the rear side of the first slide rail is provided in the second work station, the front side of the second slide rail is provided in the first work station, the rear side of the second slide rail is provided in the second work station, a first slider fixing seat is provided on the first slide rail, a part of the first slider fixing seat is provided on the chain, a second slider fixing seat is provided on the second slide rail, and a part of the second slider fixing seat is provided on the chain.

[0013] In one possible implementation, a first mounting seat is provided on the first slider fixing seat, and a first opening, a second opening, a first flange linear bearing provided on the second opening, a first optical axis and a first cylinder provided on the first flange linear bearing are provided on the first mounting seat, the cylinder body of the first cylinder is installed on the lower surface of the first mounting seat, the kinetic energy output shaft of the first cylinder extends upward through the first opening, a first push box block is provided on the upper end of the kinetic energy output shaft of the first cylinder, a first push box plate with an "L"-shaped cross section is provided on the front end of the first push box block, the first cylinder pushes the first push box block to drive the first push box plate to reciprocate in the up and down directions, the second opening is arranged on the front side of the first opening, the lower part of the first optical axis can movably pass through the first flange linear bearing to extend to the lower side of the second opening, and the top of the first optical axis is connected to the bottom of the first push box block.

[0014] In a possible implementation, the first mounting seat is provided with a second cylinder, a third opening, a fourth opening, a second flange linear bearing, a fifth opening, a third flange linear bearing, a second optical axis and a third optical axis, the cylinder body of the second cylinder is mounted on the lower surface of the first mounting seat, the kinetic energy output shaft of the second cylinder extends upward through the third opening, the upper end of the kinetic energy output shaft of the second cylinder is provided with a second support seat, the first vacuum generator is provided on the second support seat, the first cylinder is arranged in front of the second cylinder, and the fourth opening is provided in front of the third opening. The fourth opening is provided with a second flange linear bearing, the second optical axis is mounted on the second flange linear bearing, the lower part of the second optical axis extends to the bottom of the second flange linear bearing, and the top of the second optical axis is connected to the lower surface of the second support seat, the fifth opening is provided behind the third opening, the fifth opening is provided with a third flange linear bearing, the third optical axis is mounted on the third flange linear bearing, the lower part of the third optical axis extends to the bottom of the third flange linear bearing, and the top of the third optical axis is connected to the lower surface of the second support seat.

[0015] The cam is secured to the bottom of the second support bracket and has a pivotal portion for securing the cam to the bottom of the second support bracket.

[0016] In a possible implementation, the second mounting seat is provided with a fourth cylinder, an eighth opening, a ninth opening, a tenth opening, a fourth flange linear bearing, a fifth flange linear bearing, a fifth optical axis and a sixth optical axis, the cylinder body of the fourth cylinder is mounted on the lower surface of the second mounting seat, the kinetic energy output shaft of the fourth cylinder extends upward through the eighth opening, the upper end of the kinetic energy output shaft of the fourth cylinder is provided with a third support seat, the second vacuum generator is provided on the third support seat, the third cylinder is arranged in front of the fourth cylinder, and the ninth opening is provided in front of the eighth opening. The ninth opening is provided with a fourth flange linear bearing, the fifth optical axis is mounted on the fourth flange linear bearing, the lower part of the fifth optical axis extends to the bottom of the fourth flange linear bearing, and the top of the fifth optical axis is connected to the lower surface of the third support seat, the tenth opening is provided behind the eighth opening, the tenth opening is provided with a fifth flange linear bearing, the sixth optical axis is mounted on the fifth flange linear bearing, the lower part of the sixth optical axis extends to the bottom of the fifth flange linear bearing, and the top of the sixth optical axis is connected to the lower surface of the third support seat.

[0017] Compared with the prior art, the beneficial effects produced by the present invention are:

[0018] The utility model has a simple structure and strong practicality. On the one hand, the first suction cup and the second suction cup are arranged to adsorb the corresponding carton board and then drive the carton board to move through the chain assembly, thereby reducing the noise during the operation of the equipment. On the other hand, the first suction cup and the second suction cup are transported by the chain to perform reciprocating alternating motion between the first workstation and the second workstation, replacing the single-line return chain conveying, thereby improving work efficiency and achieving the effect of killing two birds with one stone. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the present utility model.

[0020] Figure 2 A schematic diagram of the base structure.

[0021] Figure 3 Schematic diagram of the structure of the mounting plate.

[0022] Figure 4 Schematic diagram of the structure of aluminum profile.

[0023] Figure 5 Schematic diagram of the structure of the first adsorption unit.

[0024] Figure 6 Schematic diagram of the structure of the second adsorption unit.

[0025] In the figure: 1. Base; 2. Carton conveying assembly; 3. Cardboard adsorption assembly; 4. Support angle bracket; 5. Bracket; 6. First support seat; 7. Mounting plate; 8. Extension column; 9. First workstation; 10. Second workstation; 11. Servo motor; 12. Driving wheel; 13. Driven wheel; 14. First suction cup; 15. First vacuum generator; 16. First adsorption unit; 17. Second adsorption unit; 18. Second suction cup; 19. Second vacuum generator; 20. Second slide rail; 21. First slider fixing seat; 22. First mounting seat; 23. First opening; 24. Second opening; 25. First flange linear bearing; 26. First optical axis; 27. First cylinder; 28. Second cylinder 29. The third opening; 30. The second supporting seat; 31. The second optical axis; 32. The second flange linear bearing; 33. The fifth opening; 34. The third flange linear bearing; 35. The third optical axis; 36. The second slider fixing seat; 37. The second mounting seat; 38. The sixth opening; 39. The seventh opening; 40. The fourth flange linear bearing; 41. The fourth optical axis; 42. The third cylinder; 43. The fourth cylinder; 44. The eighth opening; 45. The ninth opening; 46. The fourth flange linear bearing; 47. The fifth optical axis; 48. The fifth flange linear bearing; 49. The sixth optical axis; 50. The tenth opening; 52. The first push box block; 53. The fourth opening; 54. The aluminum profile; 55. The first slide rail. DETAILED DESCRIPTION

[0026] The following describes in detail embodiments of the present invention. Examples of the embodiments are shown in the accompanying drawings. The same or similar reference numerals in the various figures represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0027] Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be present in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0028] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons of ordinary skill in the field to which the present invention belongs. The words "first", "second" and similar terms used in the specification and claims of the present utility model patent application do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "have" mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Inside", "outside", "upper", "lower" and the like are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may also change accordingly.

[0029] Reference Figure 1 The cardboard suction mechanism includes a base 1, a carton conveying component 2 and a cardboard adsorption component 3.

[0030] Reference Figure 2 The base 1 has four supporting angle codes 4 arranged in an array, a bracket 5 arranged on the supporting angle code 4, and a first supporting seat 6 arranged on the bracket 5. A mounting plate 7 is fixedly mounted on the first supporting seat 6. Four downwardly extending extension columns 8 are arranged on the bracket 5, and each extension column 8 is fixedly mounted on the upper part of the corresponding supporting angle code 4.

[0031] Reference Figure 1 The carton conveying assembly 2 has a mounting plate 7, a first station 9 arranged on the front side of the mounting plate 7, a second station 10 arranged on the rear side of the mounting plate 7, and a chain assembly arranged between the first station 9 and the second station 10.

[0032] Reference Figure 1 、 Figure 3 and Figure 4 The chain assembly includes a chain, a servo motor 11 disposed on the rear side of the mounting plate 7 , a driving wheel 12 disposed on the servo motor 11 , and a driven wheel 13 disposed on the front side of the mounting plate 7 .

[0033] Reference Figure 1 、 Figure 3 and Figure 4The driving wheel 12 is arranged in the second workstation 10, and the driven wheel 13 is arranged in the first workstation 9. A part of the chain is wound around the outer circumference of the driving wheel 12, and the other part of the chain is wound around the outer circumference of the driven wheel 13 to form a closed loop between the first workstation 9 and the second workstation 10.

[0034] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The cardboard adsorption component 3 has a first adsorption unit 16 for adsorbing the carton and a second adsorption unit 17 for adsorbing the carton. The first adsorption unit 16 is equipped with a first suction cup 14 and a first vacuum generator 15 provided on the bottom of the first suction cup 14. The first vacuum generator 15 is used to control the air in the first suction cup 14 to achieve the adsorption and release of the carton board by the first suction cup 14.

[0035] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The second adsorption unit 17 is provided with a second suction cup 18 and a second vacuum generator 19 provided on the bottom of the second suction cup 18. The second vacuum generator 19 is used to control the air in the second suction cup 18 to achieve the adsorption and release of the carton board by the second suction cup 18.

[0036] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 When the servo motor 11 drives the chain to move by driving the driving wheel 12 to rotate, the first adsorption unit 16 is driven by the chain to switch positions between the first station 9 and the second station 10, and the second adsorption unit 17 is driven by the chain to switch positions between the second station 10 and the first station 9.

[0037] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 When the first adsorption unit 16 adsorbs the corresponding carton board at the first station 9, the second adsorption unit 17 releases the carton board through the suction cup at the second station 10. When the first adsorption unit 16 releases the carton board at the second station 10, the second adsorption unit 17 receives the carton board at the first station 9.

[0038] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6A transversely extending aluminum profile 54 is provided on the mounting plate 7 , a transversely extending first slide rail 55 is provided on one side of the aluminum profile 54 , and a transversely extending second slide rail 20 is provided on the other side of the aluminum profile 54 .

[0039] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The front side of the first slide rail 55 is arranged in the first work station 9, and the rear side of the first slide rail 55 is arranged in the second work station 10.

[0040] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The front side of the second slide rail 20 is arranged in the first workstation 9, and the rear side of the second slide rail 20 is arranged in the second workstation 10.

[0041] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 A first slider fixing seat 21 is provided on the first slide rail 55, and a portion of the first slider fixing seat 21 is provided on the chain. A second slider fixing seat 36 is provided on the second slide rail 20, and a portion of the second slider fixing seat 36 is provided on the chain.

[0042] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 A first mounting seat 22 is provided on the first slider fixing seat 21, and a first opening 23, a second opening 24, a first flange linear bearing 25 provided on the second opening 24, a first optical axis 26 provided on the first flange linear bearing 25, and a first cylinder 27 are provided on the first mounting seat 22.

[0043] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The cylinder body of the first cylinder 27 is installed on the lower surface of the first mounting seat 22, and the kinetic energy output shaft of the first cylinder 27 extends upward through the first opening 23. The upper end of the kinetic energy output shaft of the first cylinder 27 is provided with a first push box block 52, and the front end of the first push box block 52 is provided with a first push box plate 29 with an "L"-shaped cross section. The first cylinder 27 pushes the first push box block 52 to drive the first push box plate 29 to reciprocate in the up and down directions.

[0044] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The second opening 24 is arranged in front of the first opening 23, and the lower part of the first optical axis 26 can movably pass through the first flange linear bearing 25 to extend to the lower side of the second opening 24, and the top of the first optical axis 26 is connected to the bottom of the first push box block 52.

[0045] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The first mounting seat 22 is provided with a second cylinder 28 , a third opening 29 , a fourth opening 53 , a second flange linear bearing 32 , a fifth opening 33 , a third flange linear bearing 34 , a second optical axis 31 and a third optical axis 35 .

[0046] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The cylinder body of the second cylinder 28 is installed on the lower surface of the first mounting seat 22, the kinetic energy output shaft of the second cylinder 28 extends upward through the third opening 29, and the upper end of the kinetic energy output shaft of the second cylinder 28 is provided with a second support seat 30. The first vacuum generator 15 is provided on the second support seat 30, and the first cylinder 27 is arranged in front of the second cylinder 28.

[0047] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The fourth opening 53 is arranged in front of the third opening 29, and a second flange linear bearing 32 is provided on the fourth opening 53. The second optical axis 31 is mounted on the second flange linear bearing 32, and the lower part of the second optical axis 31 extends to the bottom of the second flange linear bearing 32. The top of the second optical axis 31 is connected to the lower surface of the second support seat 30. The fifth opening 33 is arranged behind the third opening 29, and a third flange linear bearing 34 is provided on the fifth opening 33. The third optical axis 35 is mounted on the third flange linear bearing 34, and the lower part of the third optical axis 35 extends to the bottom of the third flange linear bearing 34. The top of the third optical axis 35 is connected to the lower surface of the second support seat 30.

[0048] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6A second mounting seat 37 is provided on the second slider fixing seat 36, and a sixth opening 38, a seventh opening 39, a fourth flange linear bearing 40 provided on the seventh opening 39, a fourth optical axis 41 provided on the fourth flange linear bearing 40, and a third cylinder 42 are provided on the second mounting seat 37.

[0049] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The cylinder body of the third cylinder 42 is mounted on the lower surface of the second mounting seat 37, and the kinetic energy output shaft of the third cylinder 42 extends upward through the sixth opening 38. The upper end of the kinetic energy output shaft of the third cylinder 42 is provided with a second push box block 43, and the front end of the second push box block 43 is provided with a second push box plate 44 with an "L"-shaped cross section. The third cylinder 42 pushes the second push box block 43 to drive the second push box plate 44 to reciprocate in the up and down directions.

[0050] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The seventh opening 39 is arranged on the front side of the sixth opening 38, and the lower part of the fourth optical axis 41 can movably pass through the fourth flange linear bearing 40 and extend to the lower side of the seventh opening 39, and the top of the fourth optical axis 41 is connected to the bottom of the second push box block 43.

[0051] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The second mounting seat 37 is provided with a fourth cylinder 43, an eighth opening 44, a ninth opening 45, a tenth opening 50, a fourth flange linear bearing 46, a fifth flange linear bearing 48, a fifth optical axis 47 and a sixth optical axis 49.

[0052] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The cylinder body of the fourth cylinder 43 is installed on the lower surface of the second mounting seat 37, the kinetic energy output shaft of the fourth cylinder 43 extends upward through the eighth opening 44, and the upper end of the kinetic energy output shaft of the fourth cylinder 43 is provided with a third support seat 45, and the second vacuum generator 19 is provided on the third support seat 45.

[0053] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6The third cylinder 42 is arranged in front of the fourth cylinder 43, the ninth opening 45 is arranged in front of the eighth opening 44, and the ninth opening 45 is provided with a fourth flange linear bearing 46. The fifth optical axis 47 is mounted on the fourth flange linear bearing 46, and the lower part of the fifth optical axis 47 extends to the bottom of the fourth flange linear bearing 46. The top of the fifth optical axis 47 is connected to the lower surface of the third support seat 45. The tenth opening 50 is arranged behind the eighth opening 44. The tenth opening 50 is provided with a fifth flange linear bearing 48. The sixth optical axis 49 is mounted on the fifth flange linear bearing 48. The lower part of the sixth optical axis 49 extends to the bottom of the fifth flange linear bearing 48, and the top of the sixth optical axis 49 is connected to the lower surface of the third support seat 45.

[0054] Reference Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 Working process: The first adsorption unit 16 achieves adsorption by vacuuming the air in the first suction cup 14 in the second station 10 through the first vacuum generator 15, thereby obtaining the corresponding carton board. The servo motor 11 drives the chain to move by driving the active wheel 12 to rotate, so that the first adsorption unit 16 moves along the first slide rail 55 toward the first station 9. At this time, the second adsorption unit 17 is also driven by the chain, so that the second adsorption unit 17 moves along the second slide rail 20 toward the second station 10. When the first adsorption unit 16 moves to the first workstation 9, the front end of the carton board rests on the inner side of the first push box plate 29, and the first cylinder 27 drives the first push box plate 29 to move upward so that the corresponding part of the carton board is folded upward, and the first vacuum generator 15 blows air into the first suction cup 14 so that the first suction cup 14 releases the carton board. At this time, the second adsorption unit 17 moves to the second workstation 10, and the second adsorption unit 17 achieves adsorption by vacuuming the air in the second suction cup 18 in the second workstation 10 through the second vacuum generator 19, thereby obtaining the corresponding carton board. After the second suction cup 18 obtains the carton board, the servo motor 11 drives the chain to move by driving the active wheel 12 to rotate, so that the first adsorption unit 16 moves along the first slide rail 55 toward the second station 10, and the second adsorption unit 17 moves along the second slide rail 20 toward the first station 9. When the second adsorption unit 17 moves into the second station 10, the front end of the carton board rests on the inner side of the second push box plate 44, and the second cylinder 28 drives the second push box plate 44 to move upward, so that the corresponding part of the carton board is folded upward, and the second vacuum generator 19 blows air into the second suction cup 18 to release the carton board. This process is repeated for multiple cycles to transport the carton board.

[0055] The above is only a specific implementation method of the present invention, but the design concept of the present invention is not limited to this. Any non-substantial changes to the present invention using this concept shall be deemed as an infringement of the protection scope of the present invention.

Claims

1. The box suction mechanism under the cardboard is characterized by: include: base; A carton conveying assembly comprising a mounting plate, a first station disposed on the front side of the mounting plate, a second station disposed on the rear side of the mounting plate, and a chain assembly disposed between the first station and the second station, the chain assembly comprising a chain, a servo motor disposed on the rear side of the mounting plate, a driving wheel disposed on the servo motor, and a driven wheel disposed on the front side of the mounting plate, the driving wheel being disposed in the second station, the driven wheel being disposed in the first station, a portion of the chain being wound around an outer circumference of the driving wheel, and another portion of the chain being wound around an outer circumference of the driven wheel, so as to form a closed loop between the first station and the second station; and A cardboard suction assembly, comprising a first suction unit for sucking a carton and a second suction unit for sucking a carton, wherein the first suction unit is provided with a first suction cup and a first vacuum generator provided on the bottom of the first suction cup, the first vacuum generator being used to control the air in the first suction cup so as to enable the first suction cup to suck and release the carton board; and the second suction unit is provided with a second suction cup and a second vacuum generator provided on the bottom of the second suction cup, the second vacuum generator being used to control the air in the second suction cup so as to enable the second suction cup to suck and release the carton board; When the servo motor drives the chain to move by driving the driving wheel to rotate, the first adsorption unit is driven by the chain to switch positions between the first station and the second station, and the second adsorption unit is driven by the chain to switch positions between the second station and the first station. When the first adsorption unit adsorbs the corresponding carton board at the first station, the second adsorption unit releases the carton board through the suction cup at the second station. When the first adsorption unit releases the carton board at the second station, the second adsorption unit receives the carton board at the first station.

2. The cardboard bottom suction box mechanism according to claim 1, characterized in that: A laterally extending aluminum profile is provided on the mounting plate, a laterally extending first slide rail is provided on one side of the aluminum profile, and a laterally extending second slide rail is provided on the other side of the aluminum profile, the front side of the first slide rail is provided in the first station, the rear side of the first slide rail is provided in the second station, the front side of the second slide rail is provided in the first station, the rear side of the second slide rail is provided in the second station, a first slider fixing seat is provided on the first slide rail, a part of the first slider fixing seat is provided on the chain, a second slider fixing seat is provided on the second slide rail, and a part of the second slider fixing seat is provided on the chain.

3. The cardboard bottom suction box mechanism as claimed in claim 2, characterized in that: The first sliding block is provided with a first mounting seat on the first slider fixing seat, and the first mounting seat is provided with a first opening, a second opening, a first flange linear bearing provided on the second opening, a first optical axis provided on the first flange linear bearing and a first cylinder. The cylinder body of the first cylinder is installed on the lower surface of the first mounting seat, and the kinetic energy output shaft of the first cylinder extends upward through the first opening. The upper end of the kinetic energy output shaft of the first cylinder is provided with a first push box block, and a first push box plate with an "L"-shaped cross section is provided on the front end of the first push box block. The first cylinder pushes the first push box block to drive the first push box plate to reciprocate in the up and down directions. The second opening is arranged on the front side of the first opening. The lower part of the first optical axis can movably pass through the first flange linear bearing to extend to the lower side of the second opening, and the top of the first optical axis is connected to the bottom of the first push box block.

4. The cardboard bottom suction box mechanism as claimed in claim 3, characterized in that: The first mounting seat is provided with a second cylinder, a third opening, a fourth opening, a second flange linear bearing, a fifth opening, a third flange linear bearing, a second optical axis and a third optical axis. The cylinder body of the second cylinder is mounted on the lower surface of the first mounting seat. The kinetic energy output shaft of the second cylinder extends upward through the third opening. The upper end of the kinetic energy output shaft of the second cylinder is provided with a second support seat. The first vacuum generator is provided on the second support seat. The first cylinder is arranged in front of the second cylinder. The fourth opening is provided in front of the third opening. A second flange linear bearing is provided on the opening, the second optical axis is mounted on the second flange linear bearing, the lower part of the second optical axis extends to the bottom of the second flange linear bearing, the top of the second optical axis is connected to the lower surface of the second support seat, the fifth opening is arranged behind the third opening, a third flange linear bearing is provided on the fifth opening, the third optical axis is mounted on the third flange linear bearing, the lower part of the third optical axis extends to the bottom of the third flange linear bearing, and the top of the third optical axis is connected to the lower surface of the second support seat.

5. The cardboard bottom suction box mechanism as claimed in claim 4, characterized in that: The second sliding block fixing seat is provided with a second mounting seat, and the second mounting seat is provided with a sixth opening, a seventh opening, a fourth flange linear bearing provided on the seventh opening, a fourth optical axis provided on the fourth flange linear bearing and a third cylinder, and the cylinder body of the third cylinder is installed on the lower surface of the second mounting seat, the kinetic energy output shaft of the third cylinder passes through the sixth opening and extends upward, and the upper end of the kinetic energy output shaft of the third cylinder is provided with a second push box block, and a second push box plate with an "L"-shaped cross section is provided on the front end of the second push box block, and the third cylinder pushes the second push box block to drive the second push box plate to reciprocate in the up and down directions, and the seventh opening is arranged on the front side of the sixth opening, and the lower part of the fourth optical axis can movably pass through the fourth flange linear bearing to extend to the lower side of the seventh opening, and the top of the fourth optical axis is connected to the bottom of the second push box block.

6. The cardboard bottom suction box mechanism as claimed in claim 5, characterized in that: The second mounting seat is provided with a fourth cylinder, an eighth opening, a ninth opening, a tenth opening, a fourth flange linear bearing, a fifth flange linear bearing, a fifth optical axis and a sixth optical axis. The cylinder body of the fourth cylinder is mounted on the lower surface of the second mounting seat. The kinetic energy output shaft of the fourth cylinder extends upward through the eighth opening. The upper end of the kinetic energy output shaft of the fourth cylinder is provided with a third support seat. The second vacuum generator is provided on the third support seat. The third cylinder is arranged in front of the fourth cylinder. The ninth opening is provided in front of the eighth opening. A fourth flange linear bearing is provided on the opening, the fifth optical axis is mounted on the fourth flange linear bearing, the lower part of the fifth optical axis extends to the bottom of the fourth flange linear bearing, and the top of the fifth optical axis is connected to the lower surface of the third support seat, the tenth opening is arranged behind the eighth opening, the tenth opening is provided with a fifth flange linear bearing, the sixth optical axis is mounted on the fifth flange linear bearing, the lower part of the sixth optical axis extends to the bottom of the fifth flange linear bearing, and the top of the sixth optical axis is connected to the lower surface of the third support seat.

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