Packaging equipment for hygienic products

Abstract

The utility model discloses hygienic product packaging equipment, and relates to the technical field of packaging equipment, the hygienic product packaging equipment comprises a bottom plate, a back vertical plate is arranged on the upper end face of the bottom plate, and a moving assembly used for driving the back vertical plate to move is arranged on the upper end face of the bottom plate; a third sliding rail is fixedly connected to the upper end of the back vertical plate, a first sliding rail is fixedly connected to the lower end of the third sliding rail, and a bag opening assembly used for opening paper bags is arranged between the third sliding rail and the first sliding rail. The mechanical performance of the spring is utilized, the elastic force of the spring is used for counteracting the inevitable bag making error problem existing in the bag making process, the structure is simple, cost is low, the effect is remarkable, and compared with the mode that in the current market, negative pressure is combined with a gusset plate, or the gusset plate is directly used for achieving bag folding, the bag making efficiency is greatly improved. And the phenomena of asymmetry, folding or infirm sealing are effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to packaging equipment for sanitary products. Background Art

[0002] Packaging equipment refers to equipment that can complete all or part of the product and commodity packaging process. Using mechanical packaging products can improve productivity, reduce labor intensity, adapt to the needs of large-scale production, and meet the requirements of cleanliness and hygiene. In the production of sanitary products, packaging bags are required for packaging. When using packaging bags to package products, the packaging bags need to be folded.

[0003] The existing bag folding technology solution is to use a combination of negative pressure and gussets, or directly use gussets to fold the bag. Due to the error in bag size during the bag making process, the middle seam of the bag is asymmetrical, and the existing technology solution cannot eliminate this error, resulting in asymmetry, folding or loose sealing of the bag during subsequent sealing.

[0004] In view of the above problems, we have developed a sanitary product packaging equipment to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a sanitary product packaging device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The sanitary product packaging equipment comprises a bottom plate, the upper surface of the bottom plate is provided with a back plate, and the upper surface of the bottom plate is provided with a moving component for driving the back plate to move;

[0008] The upper end of the back stand is fixedly connected to a third slide rail, the lower end of the third slide rail is fixedly connected to the first slide rail, and a bag-opening assembly for opening the paper bag is provided between the third slide rail and the first slide rail;

[0009] The third slide rail is provided with a bag folding assembly for cooperating with the bag supporting assembly to fold the paper bag.

[0010] As a further solution of the utility model: the moving component includes a second slide rail, the second slide rail is fixedly connected to the positions on both sides of the upper end surface of the base plate, the lower end of the back plate is slidably connected to the second slide rail by a sliding seat, a first servo motor is fixedly connected to the middle of one side of the base plate, a driving arm is fixedly connected to the output end of the first servo motor, an end of the driving arm away from the output end of the first servo motor is rotatably connected to a connecting rod, and an end of the connecting rod away from the driving arm is rotatably connected to the lower end of the back plate.

[0011] As a further solution of the utility model: the bag support assembly includes two vertical plates, the vertical plates are respectively arranged at the positions on both sides of the back upright plate, the vertical plates are respectively slidably connected to the third slide rail and the first slide rail by a sliding seat, and the back upright plate is provided with a first driving assembly for driving the two vertical plates to move relative or oppositely;

[0012] The lifting of the lifting gear is higher than that of the lifting gear, and the extension socket is higher than that of the lifting gear. The extension socket is connected to the bottom of the hinge to allow the lifting of the lifting gear to be folded. The extension socket is connected to the bottom of the hinge to allow the lifting of the lifting gear to be folded. The extension socket is connected to the bottom of the hinge to allow the lifting of the lifting gear to be folded.

[0013] As a further solution of the utility model: the first driving component includes a first pulley, which is rotatably connected to the positions on both sides of the back plate respectively, and a first belt is installed between the two first pulleys. A fourth servo motor for driving the first pulley to rotate is provided on the side of the back plate away from the vertical plate, and the two vertical plates are fixedly connected to the upper belt surface and the lower belt surface of the first belt respectively.

[0014] As a further solution of the utility model: the bag folding assembly includes two movable plates, the two movable plates are respectively arranged at positions on both sides of the upper end of the back plate, the lower ends of the movable plates are slidably connected with the third slide rail by a sliding seat, the upper ends of the movable plates are fixedly connected with a connecting block, and two sliding limit rods are slidably connected to the connecting block, and an angle plate is fixedly connected between one ends of the sliding limit rods, and the angle plate is located between the two bag folding plates, and the sliding limit rods are located between the connecting block and the angle plate. A spring is penetrated through the position of the sliding limit rod between the connecting block and the angle plate, and the end of the sliding limit rod away from the angle plate is fixedly connected to a limiting cap, and the upper end of the back plate is provided with a second driving assembly for driving the two movable plates to perform relative or opposite movements.

[0015] As a further solution of the utility model: the second driving component includes a second pulley, which is rotatably connected to the positions on both sides of the upper end of the back plate, and a second belt is installed between the second pulleys. A second servo motor for driving the second pulley to rotate is provided at the upper end of the back plate away from the movable plate, and the two movable plates are fixedly connected to the upper belt surface and the lower belt surface of the second belt, respectively.

[0016] As a further solution of the utility model: the first pulley, the second pulley and the third pulley are all synchronous pulleys, and the third belt, the first belt and the second belt are all synchronous belts.

[0017] As a further solution of the utility model: both sides of the lower end surface of the bottom plate are fixedly connected with support seats.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model utilizes the mechanical properties of the spring and uses the elastic force of the spring to offset the inevitable bag making error problem in the bag making process. It has a simple structure, low cost and significant effect. Compared with the current market methods of utilizing a combination of negative pressure and gussets, or directly using gussets to fold the bag, it effectively reduces the phenomenon of asymmetry, folding, or loose sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the back structure of the utility model.

[0022] Figure 3 It is a schematic diagram of the local structure in the utility model.

[0023] Figure 4 It is a structural schematic diagram of the corner plate in the utility model.

[0024] Figure 5 It is a schematic diagram of the structure of the utility model when folding a bag.

[0025] Wherein: 1. bottom plate; 2. bag folding plate; 3. vertical plate; 4. avoidance outlet; 5. first belt; 6. connecting rod; 7. first servo motor; 8. driving arm; 9. first slide rail; 10. second slide rail; 11. first pulley; 12. second pulley; 13. first lifting plate; 14. second belt; 15. third slide rail; 16. gusset plate; 17. moving plate; 18. second servo motor; 19. back plate; 20. third servo motor; 21. fourth servo motor; 22. second lifting arm; 23. fourth slide rail; 24. third pulley; 25. third belt; 26. spring; 27. sliding limit rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Example 1

[0028] See also Figure 1-Figure 5 In an embodiment of the utility model, the sanitary product packaging equipment includes a base plate 1, a back plate 19 is provided on the upper end surface of the base plate 1, and a moving component for driving the back plate 19 to move is provided on the upper end surface of the base plate 1; support seats are fixedly connected to both sides of the lower end surface of the base plate 1; the back plate 19 can be driven to move along the second slide rail 10 during operation through the provided moving component, and the provided support seat can support the base plate 1 during operation.

[0029] The upper end of the back plate 19 is fixedly connected to the third slide rail 15, and the lower end of the third slide rail 15 is fixedly connected to the first slide rail 9. A bag-holding assembly for opening the paper bag is provided between the third slide rail 15 and the first slide rail 9; the bag-holding assembly includes two vertical plates 3, and the vertical plates 3 are respectively arranged at the positions on both sides of the back plate 19. The vertical plates 3 are slidably connected to the third slide rail 15 and the first slide rail 9 respectively by sliding seats. The back plate 19 is provided with a first driving assembly for driving the two vertical plates 3 to move relative or oppositely; during operation, the two vertical plates 3 can be driven to approach each other or to move away from each other through the first driving assembly.

[0030] The first driving assembly includes a first pulley 11, which is rotatably connected to the positions on both sides of the back upright plate 19, and a first belt 5 is installed between the two first pulleys 11. A fourth servo motor 21 for driving the first pulley 11 to rotate is provided on the side of the back upright plate 19 away from the vertical plate 3, and the two vertical plates 3 are respectively fixedly connected to the upper belt surface and the lower belt surface of the first belt 5; when working, the fourth servo motor 21 drives the first pulley 11 to rotate, and the rotation of the first pulley 11 drives the first belt 5 to move, and the belt surface at the upper end and the belt surface at the lower end of the first belt 5 move in opposite directions, thereby driving the two vertical plates 3 to move relative or oppositely.

[0031] Both sides of the upper end surface of the bottom plate 1 are provided with avoidance openings 4 that cooperate with the vertical plate 3. Both ends of the vertical plate 3 are rotatably connected with third pulleys 24. The lower end of the vertical plate 3 is provided with a third servo motor 20 for driving the third pulley 24 to rotate. A third belt 25 is installed between the third pulleys 24. Both sides of the vertical plate 3 are fixedly connected with fourth slide rails 23. The fourth slide rail 23 on one side of the vertical plate 3 is slidably connected with a second lifting arm 22 by a sliding seat. The fourth slide rail 23 on the other side of the vertical plate 3 is slidably connected with a second lifting arm 22 by a sliding seat. There is a first lifting plate 13, the second lifting arm 22 and the upper end of the first lifting plate 13 are fixedly connected with a bag folding plate 2, and the second lifting arm 22 and the first lifting plate 13 are respectively fixedly connected to the belt surfaces on both sides of the third belt 25; when working, the third servo motor 20 can drive the third pulley 24 to rotate, and the rotation of the third pulley 24 drives the third belt 25 to operate, and the third belt 25 can drive the first lifting plate 13 and the second lifting arm 22 to perform relative or opposite movements, thereby driving the two bag folding plates 2 to open and close, thereby realizing the opening of the bag.

[0032] The third slide rail 15 is provided with a bag folding assembly for cooperating with the bag support assembly to fold the paper bag; the bag folding assembly includes two movable plates 17, the two movable plates 17 are respectively arranged at the positions on both sides of the upper end of the back plate 19, the lower ends of the movable plates 17 are slidably connected to the third slide rail 15 by a sliding seat, the upper ends of the movable plates 17 are fixedly connected with a connecting block, and two sliding limiting rods 27 are slidably connected to the connecting block, and an angular plate 16 is fixedly connected between one end of the sliding limiting rod 27, the angular plate 16 is located between the two bag folding plates 2, and the sliding limiting rod 27 is located between the connecting block and the angular plate 16 The positions of the two movable plates 17 are all provided with springs 26, and the ends of the sliding limit rods 27 away from the gusset plates 16 are fixedly connected to the limit caps. The upper end of the back upright plate 19 is provided with a second driving assembly for driving the two movable plates 17 to perform relative or opposite movements. When working, the second driving assembly drives the two movable plates 17 to perform relative or opposite movements, and then drives the gusset plates 16 to perform corresponding movements, so that the gusset plates 16 can cooperate with the bag folding plate 2 to realize the folding of the bag during use. At the same time, the springs 26 provided can enable the gusset plates 16 to have a certain displacement compensation ability, which can offset the asymmetry caused by the inconsistent positions of the middle seams of the bags.

[0033] The second driving assembly includes a second pulley 12, which is rotatably connected to the positions on both sides of the upper end of the back plate 19, and a second belt 14 is installed between the second pulleys 12. A second servo motor 18 is provided on the upper end of the back plate 19 away from the movable plate 17, and the two movable plates 17 are fixedly connected to the upper belt surface and the lower belt surface of the second belt 14 respectively; the first pulley 11, the second pulley 12 and the third pulley 24 are all synchronous wheels, and the third belt 25, the first belt 5 and the second belt 14 are all synchronous belts; when working, the second servo motor 18 drives the second pulley 12 to rotate, and the rotation of the second pulley 12 drives the second belt 14 to operate, and the operation of the second belt 14 drives the two movable plates 17 to perform relative or opposite movements, thereby driving the gusset plate 16 to perform corresponding movements.

[0034] Example 2

[0035] The difference from Example 1 is that: the moving component includes a second slide rail 10, the second slide rail 10 is fixedly connected to the positions on both sides of the upper end surface of the base plate 1, the lower end of the back plate 19 is slidably connected to the second slide rail 10 by a sliding seat, a first servo motor 7 is fixedly connected to the middle of one side of the base plate 1, the output end of the first servo motor 7 is fixedly connected to a driving arm 8, the end of the driving arm 8 away from the output end of the first servo motor 7 is rotatably connected to a connecting rod 6, the end of the connecting rod 6 away from the driving arm 8 is rotatably connected to the lower end of the back plate 19, when working, the first servo motor 7 drives the driving arm 8 to rotate, the rotation of the driving arm 8 drives the connecting rod 6 to move, and the movement of the connecting rod 6 can drive the back plate 19 to move along the second slide rail 10.

[0036] Working principle: The utility model coordinates the actions in three directions, namely, up and down, left and right, and front and back, and realizes bag folding by controlling four bag folding plates 2 and two gussets 16. The specific working process is as follows: in the initial state, the bag folding plates 2 are closed up and down to a position slightly larger than the thickness of the gussets 16, and the gussets 16 are respectively on the far left and far right, and the back stand 19 is close to the rear in the front and back direction; after the bag enters the predetermined position, the bag folding plates 2 and the gussets 16 are relatively close to each other in the left and right directions at the same time, and after a certain distance from the inner side of the bag, the bag folding plates 2 and the gussets 16 move forward as a whole, the front end of the bag folding plates 2 is inserted into the inner side of the bag, and the gussets 16 are on the outside of the bag; the bag folding plates 2 open up and down, and move left and right at the same time, pulling the bag to reach the opening size; the bag folding plates 2 are closed up and down, and the gussets 16 are close to the bag at the same time to fold the bag into shape. At this time, if the bag is asymmetrical, the bag folding plates 2 will have a spring 26 on the back side to offset the asymmetry caused by the inconsistent position of the middle seam of the bag.

[0037] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Although the present specification is described in accordance with the implementation modes, not every implementation mode includes only one technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sanitary product packaging device, comprising a base plate (1), characterized in that: The upper end surface of the bottom plate (1) is provided with a back plate (19), and the upper end surface of the bottom plate (1) is provided with a moving component for driving the back plate (19) to move; The upper end of the back stand (19) is fixedly connected to a third slide rail (15), the lower end of the third slide rail (15) is fixedly connected to a first slide rail (9), and a bag-opening assembly for opening a paper bag is provided between the third slide rail (15) and the first slide rail (9); The third slide rail (15) is provided with a bag folding assembly for cooperating with the bag holding assembly to fold the paper bag.

2. The sanitary product packaging equipment according to claim 1, characterized in that: The moving assembly comprises a second slide rail (10), the second slide rail (10) is fixedly connected to positions on both sides of the upper end surface of the base plate (1), the lower end of the back plate (19) is slidably connected to the second slide rail (10) by means of a sliding seat, a first servo motor (7) is fixedly connected to the middle of one side of the base plate (1), a driving arm (8) is fixedly connected to the output end of the first servo motor (7), an end of the driving arm (8) away from the output end of the first servo motor (7) is rotatably connected to a connecting rod (6), and an end of the connecting rod (6) away from the driving arm (8) is rotatably connected to the lower end of the back plate (19).

3. The sanitary product packaging equipment according to claim 1, characterized in that: The bag support assembly comprises two vertical plates (3), the vertical plates (3) are respectively arranged at positions on both sides of the back upright plate (19), the vertical plates (3) are respectively slidably connected to the third slide rail (15) and the first slide rail (9) by means of a sliding seat, and the back upright plate (19) is provided with a first driving assembly for driving the two vertical plates (3) to move relative to or oppositely; Both sides of the upper end surface of the bottom plate (1) are provided with avoidance openings (4) cooperating with the vertical plate (3); both ends of the vertical plate (3) are rotatably connected with third pulleys (24); the lower end of the vertical plate (3) is provided with a third servo motor (20) for driving the third pulley (24) to rotate; a third belt (25) is installed between the third pulleys (24); both sides of the vertical plate (3) are fixedly connected with fourth slide rails (23); the fourth slide rail (23) on one side of the vertical plate (3) is slidably connected with a second lifting arm (22) by a sliding seat; the fourth slide rail (23) on the other side of the vertical plate (3) is slidably connected with a first lifting plate (13) by a sliding seat; the upper ends of the second lifting arm (22) and the first lifting plate (13) are fixedly connected with a bag folding plate (2); the second lifting arm (22) and the first lifting plate (13) are respectively fixedly connected with the belt surfaces on both sides of the third belt (25).

4. The sanitary product packaging equipment according to claim 3, characterized in that: The first driving assembly comprises a first pulley (11), the first pulley (11) being rotatably connected to positions on both sides of a back upright plate (19), a first belt (5) being installed between the two first pulleys (11), a fourth servo motor (21) for driving the first pulley (11) to rotate being provided on a side of the back upright plate (19) away from the vertical plate (3), and the two vertical plates (3) being fixedly connected to an upper belt surface and a lower belt surface of the first belt (5), respectively.

5. The sanitary product packaging equipment according to claim 4, characterized in that: The bag folding assembly comprises two movable plates (17), the two movable plates (17) are respectively arranged at positions on both sides of the upper end of the back plate (19), the lower ends of the movable plates (17) are slidably connected to the third slide rail (15) by means of a sliding seat, the upper ends of the movable plates (17) are fixedly connected with a connecting block, two sliding limit rods (27) are slidably connected to the connecting block, one end of the sliding limit rod (27) is fixedly connected with an angular plate (16), the angular plate (16) is located between the two bag folding plates (2), the position of the sliding limit rod (27) located between the connecting block and the angular plate (16) is penetrated with a spring (26), the end of the sliding limit rod (27) away from the angular plate (16) is fixedly connected with a limiting cap, and the upper end of the back plate (19) is provided with a second driving assembly for driving the two movable plates (17) to perform relative or opposite movements.

6. The sanitary product packaging equipment according to claim 5, characterized in that: The second driving assembly comprises a second pulley (12), the second pulley (12) being rotatably connected to positions on both sides of the upper end of the back plate (19), a second belt (14) being installed between the second pulleys (12), a second servo motor (18) for driving the second pulley (12) to rotate being provided at the upper end of the back plate (19) away from the movable plate (17), and the two movable plates (17) being fixedly connected to the upper belt surface and the lower belt surface of the second belt (14), respectively.

7. The sanitary product packaging equipment according to claim 6, characterized in that: The first pulley (11), the second pulley (12) and the third pulley (24) are all synchronous pulleys, and the third belt (25), the first belt (5) and the second belt (14) are all synchronous belts.

8. The sanitary product packaging equipment according to claim 1, characterized in that: Support seats are fixedly connected to both sides of the lower end surface of the bottom plate (1).

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