Ream paper middle sealing device

Abstract

The utility model discloses a ream paper middle sealing device which comprises a machine frame, the machine frame is provided with a feeding station and a middle sealing station, the machine frame is further provided with a lifting table, the lifting table ascends and descends between the feeding station and the middle sealing station in a reciprocating mode, and the middle sealing station comprises a middle sealing mechanism. The middle sealing mechanism comprises a front paper folding assembly and a rear paper folding assembly, and the front paper folding assembly and the rear paper folding assembly are arranged on the two sides of the lifting table respectively. Packaging paper and ream paper are placed on the lifting table at the same time and enter a middle sealing station in an up-down moving mode, the front paper folding assembly folds the front end of the packaging paper backwards, the rear paper folding assembly folds the rear end of the packaging paper forwards, the ream paper is wrapped, middle sealing is completed, front-back movement of the ream paper is reduced, and the ream paper is prevented from inclining in the moving process; and the yield is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of packing, especially a kind of paper middle sealing device. BACKGROUND

[0002] Paper is stacked according to the need of packing, and label is inserted to mark, and packing paper is cut into required specification according to the size of paper, and staff pushes out a paper, and paper packing machine takes away a paper and is placed on packing paper, and middle sealing and edge folding are carried out, middle sealing is that the front end of packing paper is folded back, and the rear end of packing paper is folded forward, and paper is covered, at this time, packing paper is flat cuboid, and edge folding is carried out after middle sealing, and ear is folded before edge folding, and the front end of packing paper is folded back along the vertical edge of large paper, and the rear end of packing paper is folded forward along the vertical edge of the other end of large paper, and then the upper end of packing paper is folded down, and the lower end is folded up, and large paper is completely covered, and is sent out after finishing packing.

[0003] In the prior art, paper packing machine usually conveys paper through conveying belt, and paper with smooth surface is easy to incline in the process of conveying, which leads to paper breakage in the process of middle sealing and edge folding, and product rate is low. SUMMARY

[0004] The utility model provides a kind of paper middle sealing device for ensuring product rate in the prior art.

[0005] To solve the above technical problems, the utility model solves them by the following technical solutions: a kind of paper middle sealing device, including machine frame, the machine frame is provided with feeding station and middle sealing station, the feeding station is above the middle sealing station, the machine frame is further provided with lifting platform, the lifting platform reciprocatingly lifts between the feeding station and the middle sealing station, and the middle sealing station includes middle sealing mechanism;Middle sealing mechanism includes front folding paper component and rear folding paper component, and the front folding paper component and the rear folding paper component are respectively arranged on the two sides of lifting platform.

[0006] Packing paper and paper are placed on lifting platform simultaneously, and paper and packing paper enter middle sealing station by moving up and down, the front end of packing paper is folded back by front folding paper component, and the rear end of packing paper is folded forward by rear folding paper component, and paper is covered, middle sealing is completed, and the front and rear movement of paper is reduced, paper is prevented from inclining in the process of moving, and product rate is ensured.

[0007] As a preferred, the front folding paper component includes front and rear swing swing jaw and push rod for pushing paper, the swing jaw and push rod are provided with a plurality of unit groups, and are provided with longitudinal slot for longitudinal movement of unit group swing jaw and push rod.Lifting platform is lowered, and push rod pushes paper, and swing jaw swings in the process to fold the corner of packing paper, and swing jaw can fix paper in the process of moving to prevent paper from collapsing, and product rate is ensured.

[0008] On the basis of the front folding paper assembly, the rear folding paper assembly comprises an adsorption beam, the adsorption beam is arranged at the discharging end of the middle sealing pushing channel, and the adsorption beam is provided with a plurality of adsorption holes. During the descending process of the lifting platform, the adsorption beam adsorbs the rear end of the packaging paper, so that the rear end of the packaging paper stands up, facilitating subsequent folding. During the pushing process of the push rod, the adsorption force of the adsorption beam makes the rear end of the packaging paper fold, and the adsorption force also makes the packaging paper more closely contact with the surface of the lead paper during the folding process, thereby improving the middle sealing effect.

[0009] Preferably, the feeding station is provided with a lead paper feeding port and a packaging paper feeding port, the lead paper feeding port and the packaging paper feeding port are arranged on the same side of the lifting platform, the lead paper feeding port is connected with a lead paper conveying device, the packaging paper feeding port is connected with a first packaging paper conveying belt, the lead paper conveying device is arranged above the first packaging paper conveying belt, and the conveying direction of the lead paper conveying device is perpendicular to the conveying direction of the first packaging paper conveying belt. The lead paper conveying device is arranged vertically to the first packaging paper conveying belt, the lead paper conveying device sends the lead paper above the packaging paper, and automatic feeding and convenient lead paper feeding are achieved.

[0010] Further, the first packaging paper conveying belt has a material lifting gap, a lifting ejector rod is arranged below the lead paper conveying device, the lifting ejector rod is arranged in the material lifting gap, and the lifting ejector rod reciprocatingly lifts the lead paper conveying device and the first packaging paper conveying belt. The lead paper slightly extends out of the lead paper discharging port, the lifting ejector rod upwardly ejects the material, the packaging paper is lifted to below the lead paper and contacts the bottom of the lead paper, and automatic feeding is achieved by cooperating with the next overall conveying.

[0011] Preferably, the lead paper feeding port of the feeding station and the packaging paper feeding port of the feeding station are arranged on both sides of the lifting platform, the lead paper feeding port is connected with a lead paper placing platform, the packaging paper feeding port is connected with a second packaging paper conveying belt, a lifting suction member is arranged above the lifting platform, a horizontal moving power source is arranged on the rack, and the horizontal moving power source drives the lifting suction member to move horizontally between the second packaging paper conveying belt and the lifting platform. The horizontal moving power source drives the lifting suction member to send the packaging paper to the lifting platform, so that the packaging paper is automatically placed on the lifting platform.

[0012] On the premise of the horizontal moving power source, a gluing member is arranged above the lifting platform, the gluing member is in transmission connection with the horizontal moving power source, and the gluing member is arranged on the rear side of the lifting platform. The gluing member and the lifting suction member are arranged on the horizontal moving power source at the same time, when the lifting suction member places the packaging paper on the lifting platform, the gluing member glues the rear end of the packaging paper, and automatic gluing is achieved.

[0013] On the basis of setting the paper feeding port and the wrapping paper feeding port on the same side or on both sides, a transverse clamping component is arranged above the lifting platform, the transverse clamping component is provided with a clamping frame and a clamping plate, the clamping plate is in transmission connection with a clamping paper power source which drives the clamping plate to move up and down, the clamping plate is slidably arranged on the clamping frame, and a fixed plate which cooperates with the clamping plate to take materials is fixedly arranged on the clamping frame. If the paper feeding port and the wrapping paper feeding port are arranged on the same side, the clamping paper component clamps and feeds the paper and the wrapping paper simultaneously, and if the paper feeding port and the wrapping paper feeding port are arranged on both sides, the clamping paper component clamps and feeds the paper, and the clamping and feeding of the paper can ensure that the paper does not fall due to inertia in the transferring process, thereby ensuring the yield.

[0014] Preferably, a paper pressing block is arranged above the lifting platform, a paper pressing power source is arranged on the frame, and the paper pressing power source drives the paper pressing block to move up and down relative to the lifting platform. During the descending process of the lifting platform, the paper pressing block presses the paper, thereby preventing the paper from floating up during the descending process of the paper. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic diagram of the utility model.

[0016] Figure 2 is a structural schematic diagram of the lifting platform of the utility model.

[0017] Figure 3 is a structural schematic diagram of embodiment 1.

[0018] Figure 4 is a structural schematic diagram of embodiment 2.

[0019] Figure 5 is a schematic diagram of the lifting suction accessory of embodiment 2.

[0020] Figure 6 is a schematic diagram of the clamping paper component.

[0021] Figure 7 is a schematic diagram of the paper wrapping process.

[0022] The names of the parts referred to by the respective numbers in the above drawings are as follows:

[0023] Among them, 1, lifting platform; 101, gluing part; 2, front folding paper assembly; 21, push rod; 22, swing claw; 3, suction cross beam; 4, paper conveying device; 5, first wrapping paper conveying belt; 6, lifting ejector rod; 7, clamping component; 71, clamping frame; 72, clamping plate; 73, fixed plate; 8, paper pressing block; 9, wrapping paper; 9a, front end of wrapping paper; 9b, rear end of wrapping paper; 10, paper; 11, lifting suction accessory; 12, second wrapping paper conveying belt; 13, paper placing platform. DETAILED DESCRIPTION

[0024] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. In the drawings, the X-axis represents the front-to-back direction, i.e., the longitudinal direction; the Y-axis represents the left-to-right direction, i.e., the transverse direction; and the Z-axis represents the up-down direction, i.e., the vertical direction.

[0025] like Figure 1 As shown, the frame has a feeding station and a sealing station. A lifting platform 1 is mounted on the frame and is connected to a first lifting power source. The lifting platform 1 reciprocates between the feeding station and the sealing station. The feeding station and the sealing station are positioned vertically. In this embodiment, the feeding station is above the sealing station. The sealing station includes a sealing mechanism. The sealing mechanism includes a front folding assembly 2 and a rear folding assembly, which are positioned opposite each other on both sides of the lifting platform 1. Figure 7 As shown, the front folding assembly 2 is located in front of the lifting platform 1, and the front folding assembly 2 folds the front end of the packaging paper 9 backward. The rear folding assembly is located behind the lifting platform 1, and the rear folding assembly folds the rear end of the packaging paper 9 forward.

[0026] To ensure a stable feed of paper 10 and guarantee a high yield rate. For example... Figure 2 As shown, the front folding assembly 2 includes a swinging claw 22 that swings back and forth and a push rod 21 that cooperates with the swinging claw to push the paper feed. The push rod 21 is fixedly mounted on the push plate. When the paper surface is relatively smooth, the push rod 21 can prevent the paper feed 10 from tilting backward due to inertia when it is conveyed forward. The swinging claw 22 and the push rod 21 are provided in several unit groups. The push rod 21 and the swinging claw 22 are arranged longitudinally side by side. The push rod 21 contacts the side of the paper feed 10, and the swinging claw 22 contacts the upper surface of the packaging paper 9. The lifting platform 1 is provided with a longitudinal groove for the longitudinal movement of the unit group swing claw 22 and push rod 21. Several unit groups are arranged at regular intervals and move longitudinally in the longitudinal groove. The swing claw 22 is swing-mounted on the mounting base. The swing claw 22 is connected to the swing power source that drives it to swing back and forth. The swing power source is mounted on the mounting base. The swing claw 22 is an L-shaped rod and includes a folded part and a swinging part. The swinging part is hinged to the movable swing base. The folded part is above the push rod 21. The swing claw 22 and the push rod 21 are respectively connected to the first longitudinal moving power source that drives them to move back and forth in the gap. The mounting base and the push plate are both mounted on the drive rod of the second power source. The swing claw 22 and the push rod 21 move back and forth at the same time. While folding the corner, the swing claw 22 fixes the packaging paper 9 and the ream of paper 10 relatively, further ensuring the yield rate.

[0027] like Figure 1As shown, in order to make the rear end of the wrapping paper 9 fold forward, while making the wrapping paper 9 and the outer surface of the paper 10 more closely attached. The rear folding paper assembly includes an adsorption beam 3, which is arranged on the rack, and the adsorption beam 3 is arranged at the discharge end of the middle seal pushing channel, which is the channel for the product on the lifting platform 1 to move to the folding edge process, that is, in front of the corner process, between the adsorption beam 3 and the lifting platform 1 (middle seal pushing channel) has a height that allows the paper 10 to pass. The adsorption beam 3 has a plurality of adsorption holes, and the adsorption beam 3 is connected with a negative pressure source, which adsorbs the wrapping paper 9 through the adsorption hole, so that the wrapping paper 9 is adsorbed by the adsorption beam 3 during the descending process, so that its rear end stands up, when the paper 10 moves backward, the rear end of the wrapping paper 9 folds forward, because the front end of the wrapping paper 9 is fixed by the paw 22, the adsorption hole adsorbs the rear end of the wrapping paper 9 and folds forward, the adsorption force makes the wrapping paper 9 and the outer surface of the paper 10 more closely attached, and ensures the product quality. The implementation of the paper middle seal wrapping can also be that the L-shaped push rod of the front folding paper assembly 2 folds the front end of the wrapping paper 9 backward by another longitudinal linear drive, and the rear folding paper assembly folds the rear end of the wrapping paper 9 forward by arranging the rear paw on the rear side of the lifting platform 1, and the rear paw is provided with a lifting avoidance drive, which is folded back and lowered, and the paper middle seal can also be realized. The paper middle seal is preferably the implementation of the above adsorption beam 3, paw 22 and push rod 21, which is more closely attached to the wrapping paper 9 and the paper 10, and has high packaging quality.

[0028] In order to save space, the paper feeding port and the wrapping paper feeding port are arranged on the same side. As Figure 3As shown, the feeding station is provided with a paper feeding port and a wrapping paper feeding port, the paper feeding port and the wrapping paper feeding port are arranged on the same side of the lifting platform 1, the paper feeding port is connected with a paper conveying device 4, the wrapping paper feeding port is connected with a first wrapping paper conveying belt 5, the paper conveying device 4 is arranged above the first wrapping paper conveying belt 5, the outlet end of the paper conveying device 4 is above the first wrapping paper conveying belt 5, the conveying direction of the paper conveying device 4 is perpendicular to the conveying direction of the first wrapping paper conveying belt 5, and the paper conveying device 4 is convenient for the paper 10 to enter the paper conveying device 4. The paper conveying device 4 can be a conveying belt or a push plate for pushing the paper 10, which is within the protection scope of the utility model. The first wrapping paper conveying belt 5 has a lifting gap, the first wrapping paper conveying belt 5 is composed of a plurality of conveying strips to form a conveying working surface, a lifting ejector rod 6 is arranged below the paper conveying device 4, the lifting ejector rod 6 is in transmission connection with a second lifting power source, the position below the outlet of the paper conveying device 4 is the lifting gap, the lifting ejector rod 6 is arranged in the lifting gap, and the lifting ejector rod 6 reciprocatingly lifts up and down between the paper conveying device 4 and the first wrapping paper conveying belt 5. The conveying direction of the first wrapping paper conveying belt 5 is towards the lifting platform 1, the first wrapping paper conveying belt 5 sends the wrapping paper 9 to the connecting position of the lifting platform 1, the lifting ejector rod 6 lifts up the wrapping paper 9, so that the wrapping paper 9 is in contact with the bottom of the paper 10, and the subsequent paper 10 and the wrapping paper 9 are conveniently sent to the working surface of the lifting platform 1.

[0029] In order to make the structure more simple, the paper feeding port and the wrapping paper feeding port are arranged on both sides of the feeding station, Figure 4 As shown, the paper feeding port of the feeding station and the wrapping paper feeding port of the feeding station are arranged on both sides of the lifting platform 1, the paper feeding port is connected with a paper 10 placing platform, and the wrapping paper feeding port is connected with a second wrapping paper conveying belt 12. As shown, Figure 5 As shown, the lifting platform 1 is provided with a lifting suction accessory 11, the lifting suction accessory 11 is in transmission connection with a third lifting power source, the third lifting power source drives the lifting suction accessory 11 to move up and down, the lifting suction accessory 11 can be a suction disc or electrostatic adsorption, the machine frame is provided with a horizontal movement power source, the horizontal movement power source drives the lifting suction accessory 11 to move horizontally between the second wrapping paper conveying belt 12 and the lifting platform 1, the horizontal movement power source is in transmission connection with the lifting suction accessory 11, and the horizontal movement power source can be a motor. The machine frame is provided with a first guide rail, the horizontal movement power source drives the lifting suction accessory 11 to move on the first guide rail, the lifting suction accessory 11 reciprocatingly moves between the second wrapping paper 9 conveying belt and the lifting platform 1, the lifting suction accessory 11 adsorbs the cut wrapping paper 9 to the lifting platform 1, realizes automatic paper feeding, does not need to arrange an integrating component for the wrapping paper 9 and the paper 10, and makes the structure more simple.

[0030] In order to realize automatic gluing, the gluing part 101 can be fixedly arranged on the frame above the lifting platform 1 to glue the rear end of the packaging paper 9. In order to avoid premature gluing, the gluing part 101 is arranged above the lifting platform 1, and the gluing part 101 is in transmission connection with the horizontal moving power source. The gluing part 101 is arranged on the rear side of the lifting platform 1. The gluing part 101 glues the inner side of the rear end of the packaging paper 9. The gluing part 101 can be a glue gun. As shown in Figure 5 The gluing part 101 is fixedly arranged on one side of the lifting suction accessory 11. After the lifting suction accessory 11 places the packaging paper 9 on the lifting platform 1, the gluing part 101 glues the packaging paper 9 during the return process, thereby avoiding premature gluing of the packaging paper 9 and affecting the yield.

[0031] In order to stably send the paper 10 or the packaging paper 9 and the paper 10 together to the lifting platform 1, the horizontal clamping and feeding part 7 is arranged above the lifting platform 1, and the horizontal clamping and feeding part 7 is in transmission connection with the horizontal moving power source. The clamping and feeding part 7 can prevent the paper 10 from tilting in a clamping and moving manner. The horizontal clamping and feeding part 7 has a paper clamping frame 71 and a clamping plate 72 (as shown in Figure 6 The clamping plate 72 is in transmission connection with the paper clamping power source for driving the clamping plate 72 to move up and down. The clamping plate 72 is slidably arranged on the paper clamping frame 71. The clamping plate 72 moves up and down in various ways, such as that the paper clamping frame 71 has a second guide rail, the clamping plate 72 is slidably arranged on the second guide rail, or the paper clamping frame 71 has a sliding groove, the clamping plate 72 has a protrusion which is slidably arranged in the sliding groove on the paper clamping frame 71. The paper clamping power source can be a motor or a pneumatic cylinder. The paper clamping power source drives the clamping plate 72 to move up and down on the paper clamping frame 71. The paper clamping frame 71 is fixedly provided with a fixed plate 73 which cooperates with the clamping plate 72 to clamp the material. The fixed plate 73 is fixedly arranged below the clamping plate 72. The clamping plate 72 moves up and down relative to the fixed plate 73 to clamp the material. The horizontal clamping and feeding part 7 is provided with two groups which are respectively arranged on the two sides of the lifting platform 1 to make the clamping of the material more stable. When the paper outlet and the packaging paper outlet are arranged on the same side, the horizontal clamping and feeding part 7 clamps the packaging paper 9 and the paper 10 from the paper conveying device 4 and simultaneously sends them to the working surface of the lifting platform 1. When the paper outlet and the packaging paper outlet are arranged on the two sides, the horizontal clamping and feeding part 7 clamps the paper 10 from the paper placing platform and sends it above the packaging paper 9 on the working surface of the lifting platform 1.

[0032] In order to prevent the paper 10 on the lifting platform 1 from floating up during the descending process, the pressing block 8 is arranged above the lifting platform 1. The frame is provided with a paper pressing power source. The paper pressing power source drives the pressing block 8 to move up and down relative to the lifting platform 1. When the lifting platform 1 starts to descend, the paper pressing power source drives the pressing block 8 to descend, so that the pressing block 8 presses the paper 10 to prevent the paper 10 from floating up. Embodiment 1

[0033] When the paper inlet and the packaging paper inlet are arranged on the same side,Figure 3 As shown, the paper 10 is sent to the first packaging paper conveying belt 5 by the paper conveying device 4, the paper 10 slightly extends from the discharge end of the paper conveying device 4, the first packaging paper conveying belt 5 sends the cut packaging paper 9 to the above of the lifting jacks 6, the lifting jacks 6 extend from the top material gap, and one end of the packaging paper 9 is jacked to the bottom of the paper 10. The transverse clamping and conveying component 7 moves to the discharge end of the paper conveying path, the clamping plate 72 moves downward to cooperate with the fixed plate 73 to clamp the packaging paper 9 and the paper 10 together, the transverse clamping and conveying component 7 moves the packaging paper 9 and the paper 10 to the working surface of the lifting platform 1, and then the clamping plate 72 moves upward to reset. During the conveying of the packaging paper 9, the gluing element 101 on the frame glues the rear end of the packaging paper 9, the packaging paper 9 and the paper 10 are placed on the lifting platform 1, and the transverse clamping and conveying component 7 resets. The first power source drives the lifting platform 1 to descend, and the paper pressing block 8 moves downward to press the upper surface of the paper 10. During the descending of the lifting platform 1, the front end of the packaging paper 9 is blocked and erected by the push rod 21, and the rear end of the packaging paper 9 is adsorbed by the adsorption crossbeam 3, so that the rear end of the packaging paper 9 is erected until the lifting platform 1 is lowered to the position, and the paper pressing block 8 rises to reset.

[0034] The swing power source drives the swing claw 22 to swing backward to fold the front end of the packaging paper 9, the front end of the packaging paper 9 is folded backward, the swing claw 22 relatively fixes the packaging paper 9 and the paper 10, and the adsorption crossbeam 3 adsorbs the rear end of the packaging paper 9 to make the rear end of the packaging paper 9 fold forward, and the outer surfaces of the packaging paper 9 and the paper 10 are more closely attached. The adsorption crossbeam 3 makes the front end and the rear end of the packaging paper 9 overlap, the glue adheres the overlapped position to complete the middle sealing process. The angle folding and paper pushing component continues to push to send the middle sealed product to the edge folding process. Embodiment 2

[0035] When the paper feeding port and the packaging paper feeding port are arranged on both sides, as Figure 4As shown, the artificial paper 10 to the paper 10 to the paper 10 placed on the platform, the paper 10 slightly out of the paper 10 placed on the platform and make the paper 10 stretch into the fixed plate 73 and the clamp plate 72 between the second packaging paper conveying belt 12 will be cut to the packaging paper 9 to the packaging paper 9 inlet front, horizontal moving force source drive lifting suction accessory 11 moves to the second packaging paper conveying belt 12 above, lifting suction accessory 11 down and will be packaged paper 9 suction, and placed on the lifting platform 1. Lifting suction accessory 11 back to the position, the glue member 101 to the packaging paper 9 rear end for the glue. At the same time, the horizontal clamping and feeding components 7 at the paper feed inlet, the clamp plate 72 down with the fixed plate 73 will be paper 10 clamped, horizontal clamping and feeding components 7 horizontal movement, the paper 10 to the packaging paper 9 on the lifting platform 1, then the clamp plate 72 up to reset. Lifting platform 1 down, while the paper block 8 down pressure on the paper 10 upper surface, lifting platform 1 down, the front end of the packaging paper 9 is blocked by the push rod 21 and stands up, the rear end of the packaging paper 9 is sucked by the suction beam 3, making the rear end of the packaging paper 9 stand up, until the lifting platform 1 down to position, the paper block 8 up to reset.

[0036] Swing power source drive swing jaw 22 swing back, the front end of the packaging paper 9 for the angle, the front end of the packaging paper 9 is folded back, the swing jaw 22 will be relative to the packaging paper 9 and paper 10 fixed, the push rod 21 will be pushed back in the process, the suction beam 3 on the rear end of the packaging paper 9 suction, make the rear end of the packaging paper 9 fold forward, and make the packaging paper 9 and paper 10 surface more fit. Suction beam 3 makes the front end and rear end of the packaging paper 9 overlap, the glue will be bonded to the overlapped position, complete the middle seal process. Angle push paper component continues to push, will be packaged in the middle of the product to the edge process.

[0037] In the description of the present application, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specifically limited.

[0038] In summary, the above only describes the preferred embodiments of the present application, and any changes and modifications made within the scope of the present application shall be covered by the present application.

Claims

1. A paper sealing apparatus comprising a frame, said frame having a feed station and a sealing station, characterised in that: The feeding station is above the middle sealing station, and the frame is further provided with a lifting platform (1) reciprocatingly lifting between the feeding station and the middle sealing station, and the middle sealing station is provided with a middle sealing mechanism. The middle sealing mechanism comprises a front folding paper assembly (2) and a rear folding paper assembly, and the front folding paper assembly (2) and the rear folding paper assembly are respectively arranged on both sides of the lifting platform (1).

2. The in-press paper conditioning apparatus of claim 1, wherein: The front folding paper assembly (2) comprises swing claws (22) swinging forward and backward and push rods (21) pushing paper in cooperation with the swing claws, and the swing claws (22) and the push rods (21) are arranged in a plurality of unit groups, and the lifting platform (1) is provided with longitudinal grooves for longitudinal movement of the swing claws (22) and the push rods (21) of the unit groups.

3. The in-press paper conditioning apparatus of claim 1, wherein: The rear folding paper assembly comprises an adsorption beam (3), and the adsorption beam (3) is arranged at a discharging end of a middle sealing material pushing channel, and the adsorption beam (3) is provided with a plurality of adsorption holes.

4. The in-press paper conditioning apparatus of claim 1, wherein: The feeding station is provided with a paper feeding inlet and a packaging paper feeding inlet, and the paper feeding inlet and the packaging paper feeding inlet are arranged on the same side of the lifting platform (1), the paper feeding inlet is connected with a paper conveying device (4), the packaging paper feeding inlet is connected with a first packaging paper conveying belt (5), the paper conveying device (4) is arranged above the first packaging paper conveying belt (5), and the conveying direction of the paper conveying device (4) is perpendicular to the conveying direction of the first packaging paper conveying belt (5).

5. The paper core closure of claim 4 wherein: The first packaging paper conveying belt (5) has a material lifting gap, a lifting top rod (6) is arranged below the paper conveying device (4), the lifting top rod (6) is arranged in the material lifting gap, and the lifting top rod (6) reciprocatingly lifts between the paper conveying device (4) and the first packaging paper conveying belt (5).

6. The in-press paper conditioning apparatus of claim 1, wherein: The paper feeding inlet of the feeding station and the packaging paper feeding inlet of the feeding station are arranged on both sides of the lifting platform (1), the paper feeding inlet is connected with a paper placing platform, the packaging paper feeding inlet is connected with a second packaging paper conveying belt, a lifting suction member (11) is arranged above the lifting platform (1), a horizontal movement power source is arranged on the frame, and the horizontal movement power source drives the lifting suction member (11) to move horizontally between the second packaging paper conveying belt and the lifting platform (1).

7. The in-press paper conditioning apparatus of claim 6, wherein: An upper glue member (101) is arranged above the lifting platform (1), the upper glue member (101) is in transmission connection with the horizontal movement power source, and the upper glue member (101) is arranged on the rear side of the lifting platform (1).

8. The paper core sealing apparatus according to claim 4 or 6, wherein: A horizontal clamping and conveying component (7) is arranged above the lifting platform (1), the horizontal clamping and conveying component (7) comprises a paper clamping frame (71) and a clamping plate (72), the clamping plate (72) is in transmission connection with a paper clamping power source driving the clamping plate (72) to move up and down, the clamping plate (72) is slidingly arranged on the paper clamping frame (71), and a fixed plate (73) for taking material in cooperation with the clamping plate (72) is fixedly arranged on the paper clamping frame (71).

9. The in-press paper conditioning apparatus of claim 1, wherein: A paper pressing block (8) is arranged above the lifting platform (1), and a paper pressing power source is arranged on the frame, and the paper pressing power source drives the paper pressing block (8) to move up and down relative to the lifting platform (1).

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