Cigarette paper pulp beating device

Abstract

The utility model discloses a cigarette paper pulp beating device, and belongs to the technical field of papermaking equipment. The device comprises a base; the lower grinding disc is rotationally arranged in the middle of the base; the upper millstone is arranged above the lower millstone and used for being matched with the lower millstone to pulp paper pulp; the coarse grinding boss is arranged in the middle of the upper grinding disc and the lower grinding disc, and the bottom of the coarse grinding boss is rotationally connected to the base; the coarse grinding convex cover is rotationally arranged on the upper grinding disc and used for being matched with the coarse grinding boss to preliminarily pulp paper pulp; wherein the lower millstone and the upper millstone are both provided with milling grooves, the milling grooves comprise inclined grooves and longitudinal grooves, and the inclined grooves and the longitudinal grooves are alternately arranged on the corresponding end faces of the lower millstone and the upper millstone. By means of the paper pulp crushing device, fibers in paper pulp can be fully crushed, and the paper pulp fibers are crushed in the longitudinal direction and the transverse direction.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cigarette paper pulp beating device belongs to papermaking equipment technical field. BACKGROUND

[0002] The beating device is a device for breaking fibers in paper pulp in a papermaking process. It is mainly used for physically treating (such as cutting, splitting, swelling, and fanning) the pulp fibers by mechanical action to change the morphology and bonding capacity of the fibers, thereby improving the physical properties of paper.

[0003] In the prior art, the treatment of paper pulp usually only has one transverse or longitudinal fiber breaking, and the breaking effect of the pulp is insufficient, and the beating efficiency is poor. SUMMARY

[0004] The utility model solves the technical problem that the breaking effect of the pulp is insufficient in the prior art.

[0005] The utility model solves the technical problem by adopting the following technical scheme: a cigarette paper pulp beating device, comprising a base; a lower grinding disc rotatably arranged in the middle part of the base; an upper grinding disc arranged above the lower grinding disc and used for cooperating with the lower grinding disc to beat the paper pulp; a coarse grinding boss arranged at the middle part of the upper grinding disc and the lower grinding disc and rotatably connected to the base at the bottom; and a coarse grinding cover rotatably arranged on the upper grinding disc and used for cooperating with the coarse grinding boss to preliminarily beat the paper pulp; wherein the lower grinding disc and the upper grinding disc are both provided with grinding grooves, the grinding grooves comprise inclined grooves and longitudinal grooves, and the inclined grooves and the longitudinal grooves are alternately arranged on the corresponding end faces of the lower grinding disc and the upper grinding disc.

[0006] By adopting the above technical scheme, the fibers in the paper pulp can be broken more sufficiently, so that the longitudinal and transverse directions of the paper pulp fibers are subjected to the breaking effect. During the beating process, the preliminarily broken raw materials are sent into the gap between the coarse grinding boss and the coarse grinding cover through the opening at the upper part of the coarse grinding cover, the coarse grinding boss is controlled to rotate, so that the paper pulp is preliminarily beaten and broken between the coarse grinding boss and the coarse grinding cover, the beaten paper pulp is gradually transmitted to the bottom of the coarse grinding boss, and is further finely ground in the grinding grooves between the upper grinding disc and the lower grinding disc. The paper pulp is further broken under the rotation of the lower grinding disc and is fully beaten in the grinding grooves between the lower grinding disc and the upper grinding disc.

[0007] The utility model is further provided with a flow guide groove arranged on the upper end face of the base and used for guiding the ground paper pulp.

[0008] Through the adoption of the above technical scheme, in the paper pulp beating process, it is usually necessary to add clean water for mixing, the paper pulp mixed with the clean water is guided through the flow guide groove, and the paper pulp is prevented from spreading everywhere after flowing out from the upper mill disc and the lower mill disc.

[0009] The utility model further sets up: the upper part of coarse grinding boss is conical, lower part is cylindrical, lower part cylindrical outer wall surface is provided with outer ring tooth, coarse grinding boss has engaged drive gear through the outer ring tooth, drive gear is provided with driver, the driver drives coarse grinding boss rotation through driving drive gear rotation.

[0010] Through the adoption of the above technical scheme, the rotation of the coarse grinding boss drives the movement of the paper pulp raw material, making the beating process more uniform and efficient. The design of the conical part helps to disperse and flow the material, thereby improving the beating effect. The paper pulp moves downward from the upper surface of the coarse grinding boss and is continuously rolled and beaten, so that the paper pulp can be pulled and broken in multiple directions, improving the breaking effect of the fibers inside the paper pulp.

[0011] The utility model further sets up: the upper part of coarse grinding boss is conical, lower part is cylindrical, lower part cylindrical outer wall surface is provided with outer ring tooth, coarse grinding boss has engaged drive gear through the outer ring tooth, drive gear is provided with driver, the driver drives coarse grinding boss rotation through driving drive gear rotation.

[0012] Through the adoption of the above technical scheme, the beating teeth are attached to the conical outer wall surface of the coarse grinding boss, and the beating teeth are used to extrude and beat the paper pulp. At the same time, during the rotation of the coarse grinding boss, the beating teeth can guide the paper pulp, making the paper pulp continuously move downward during beating, thereby realizing the automatic feeding and discharging of the paper pulp. The beating teeth gradually thicken from top to bottom, which can improve the feeding speed of the paper pulp, making the beating intensity of the paper pulp increase from top to bottom, and the beating is more sufficient.

[0013] The utility model further sets up: the lower mill disc inner ring is provided with inner ring tooth that is mutually engaged with drive gear, and the lower mill disc rotates under the drive of the drive gear.

[0014] Through the adoption of the above technical scheme, due to the engagement of the inner ring tooth and the drive gear, the lower mill disc can rotate synchronously with the drive gear, avoiding the problem of slipping or asynchronization. This synchronous rotation ensures the uniformity and consistency of the beating process, improving the beating effect.

[0015] The utility model further sets up: the oblique groove on the lower mill disc is opposite to the oblique direction of the oblique groove on the upper mill disc.

[0016] By adopting the above technical scheme, the material is subjected to cross shearing force in the beating process, and the beating strength and uniformity of the material are increased.

[0017] The upper grinding disc is further provided with a mounting hole, and the upper grinding disc is fixedly arranged at the upper position of the lower grinding disc through the mounting hole.

[0018] By adopting the above technical scheme, the installation and dismounting of the upper grinding disc are more convenient. When maintenance, cleaning or replacement of the grinding disc is required, the operation can be quickly performed, the downtime is reduced, and the operation efficiency of the equipment is improved.

[0019] The utility model discloses the beneficial effects are:

[0020] Through the multi-pass beating process of the conical rough grinding boss cooperating with the lower grinding disc and the upper grinding disc, the paper pulp enters from the upper part of the rough grinding boss and continuously moves downward, and the paper pulp is stirred and beaten by the rotating rough grinding boss during the movement process, so that the fibers inside the paper pulp can be stirred in all directions, thereby improving the breaking degree of the fibers inside the paper pulp and improving the quality of the paper pulp. The paper pulp processed by the rough grinding boss enters between the upper grinding disc and the lower grinding disc for secondary beating, further promotes the destruction of the fibers inside the paper pulp, and through the setting of the grinding groove, the paper pulp can be subjected to cross shearing and pulling during secondary beating, thereby improving the uniformity of the paper pulp. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a three-dimensional structure exploded schematic view of the utility model;

[0022] Figure 2 It is a three-dimensional structure schematic view of the utility model;

[0023] Figure 3 It is a front view of the utility model;

[0024] Figure 4 It is a three-dimensional structure schematic view of the utility model; Figure 3 It is a half sectional view in A direction;

[0025] Figure 5 It is a three-dimensional structure schematic view of the rough grinding boss of the utility model;

[0026] Figure 6 It is a three-dimensional structure schematic view of the fixing support installation of the utility model.

[0027] In the figure: 1, base; 2, flow guide groove; 3, lower grinding disc; 4, upper grinding disc; 5, rough grinding boss; 501, beating clutches; 6, rough grinding convex cover; 7, grinding groove; 701, oblique groove; 702, longitudinal groove; 8, outer ring tooth; 9, driving gear; 10, driver; 11, inner ring tooth; 12, mounting hole; 13, fixed support. DETAILED DESCRIPTION

[0028] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0029] As shown in Figure 1 and Figure 2 , a cigarette paper pulp beating device comprises a base 1; the base 1 is fixedly installed on the ground through bolts, a lower grinding disc 3 is rotationally arranged in the middle of the base 1; an upper grinding disc 4 is arranged above the lower grinding disc 3, the upper grinding disc 4 and the lower grinding disc 3 cooperate to beat the paper pulp; a rough grinding boss 5 is arranged at the middle position of the upper grinding disc 4 and the lower grinding disc 3, the bottom of the rough grinding boss 5 is rotationally connected to the base 1; a rough grinding convex cover 6 is rotationally arranged on the upper grinding disc 4, and a gap for the paper pulp to pass through is reserved between the rough grinding boss 5 and the rough grinding convex cover 6, the rough grinding convex cover 6 is used to cooperate with the rough grinding boss 5 to preliminarily beat the paper pulp; wherein the lower grinding disc 3 and the upper grinding disc 4 are both provided with grinding grooves 7, the grinding grooves 7 comprise oblique grooves 701 and longitudinal grooves 702, the oblique grooves 701 and the longitudinal grooves 702 are alternately arranged on the corresponding end faces of the lower grinding disc 3 and the upper grinding disc 4.

[0030] After the paper pulp is preliminarily processed and formed from raw materials, the preliminarily formed paper pulp is put into the gap between the rough grinding boss 5 and the rough grinding convex cover 6 through the opening above the rough grinding boss 5, the rotation of the rough grinding boss 5 is controlled, so that the paper pulp in the gap can be subjected to shearing and pulling forces in multiple directions, so that the fibers in the paper pulp can be quickly broken and uniformly mixed into the paper pulp. After the paper pulp passes through the gap and enters between the upper grinding disc 4 and the lower grinding disc 3, the fibers in the paper pulp are further damaged by the grinding grooves 7 arranged between the upper grinding disc 4 and the lower grinding disc 3 for transverse stretching, the oblique grooves 701 arranged in opposite directions on the upper grinding disc 4 and the lower grinding disc 3 help the paper pulp to be fully mixed and dispersed in the beating area, and the beating efficiency can be further improved.

[0031] Further, the oblique grooves 701 on the lower grinding disc 3 and the oblique grooves 701 on the upper grinding disc 4 are in opposite directions.

[0032] By beating the paper pulp twice, the fibers in the paper pulp can be fully damaged, and the overall quality of the paper pulp can be improved. The fibers in the paper pulp can be broken more fully, so that the longitudinal and transverse directions of the paper pulp fibers are subjected to the breaking effect.

[0033] Further, the upper end face of the base 1 is provided with a flow guide groove 2 for guiding the ground pulp. In the pulp beating process, clean water needs to be added for mixing. By providing the flow guide groove 2 on the base 1, the pulp mixed with clean water is guided through the flow guide groove 2 to avoid the pulp from flowing out of the upper mill plate 4 and the lower mill plate 3 and spreading everywhere.

[0034] Further, as shown in Figure 5 , the upper part of the rough grinding boss 5 is conical, and the lower part is cylindrical. The outer wall surface of the lower part is provided with an outer ring tooth 8. The rough grinding boss 5 is engaged with the driving gear 9 through the outer ring tooth 8. The driving gear 9 is provided with a driver 10. The driver 10 controls the rotation of the driving gear 9 to drive the rough grinding boss 5 to rotate. The inner ring tooth 11 is arranged on the inner ring of the lower mill plate 3 and is engaged with the driving gear 9. The lower mill plate 3 rotates under the drive of the driving gear 9.

[0035] The rotation of the rough grinding boss 5 drives the movement of the pulp raw material, making the beating process more uniform and efficient. The design of the conical part helps to disperse and flow the material, thereby improving the beating effect. The pulp moves downward from the upper part of the rough grinding boss 5 and is continuously rolled and beaten, so that the pulp can be pulled and broken in multiple directions, improving the breaking effect of the internal fibers of the pulp.

[0036] The upper mill plate 4 is provided with a mounting hole 12. The upper mill plate 4 is fixedly arranged at the upper position of the lower mill plate 3 through the mounting hole 12. Specifically, as shown in Figure 6 , the upper mill plate 4 is fixed on the fixed support 13, and the fixed support 13 is fixed on the ground through the supporting column.

[0037] The mounting hole 12 and the fixed support 13 are installed in cooperation with each other, making the installation and disassembly of the upper mill plate 4 more convenient. When maintenance, cleaning or replacement of the mill plate is needed, the operation can be quickly performed, reducing downtime and improving the running efficiency of the device.

[0038] In one embodiment, as shown in Figure 3 and Figure 4 , the upper conical outer wall surface of the rough grinding boss 5 is provided with beating teeth 501 that gradually thicken from top to bottom. The beating teeth 501 extrude and beat the pulp. At the same time, during the rotation of the rough grinding boss 5, the beating teeth 501 can guide the pulp, making the pulp continuously move downward during beating, thereby realizing automatic feeding and discharging of the pulp. The beating teeth 501 that gradually thicken from top to bottom can improve the feeding speed of the pulp, so that the beating intensity of the pulp from top to bottom increases continuously, and the beating is more sufficient.

[0039] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and various changes and improvements can be made without departing from the spirit and scope of the present application. These changes and improvements are all within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A pulping device for cigarette paper, characterized in that, include: Base (1); The lower grinding disc (3) is rotatably mounted in the middle of the base (1); The upper grinding disc (4) is positioned above the lower grinding disc (3) and is used to beat the pulp in conjunction with the lower grinding disc (3); The coarse grinding boss (5) is located in the middle of the upper grinding disc (4) and the lower grinding disc (3), and its bottom is rotatably connected to the base (1); The coarse grinding protrusion (6) is rotatably mounted on the upper grinding disc (4) and is used to cooperate with the coarse grinding protrusion (5) to perform preliminary pulping on the pulp; The lower grinding disc (3) and the upper grinding disc (4) are both provided with grinding grooves (7). The grinding grooves (7) include oblique grooves (701) and longitudinal grooves (702). The oblique grooves (701) and longitudinal grooves (702) are alternately arranged on the corresponding end faces of the lower grinding disc (3) and the upper grinding disc (4).

2. The cigarette paper pulping device according to claim 1, characterized in that: The upper surface of the base (1) is provided with a flow guide groove (2) for guiding the polished pulp.

3. The cigarette paper pulping device according to claim 1, characterized in that: The upper part of the rough grinding boss (5) is conical and the lower part is cylindrical. The outer wall of the lower cylindrical part is provided with outer ring teeth (8). The rough grinding boss (5) is meshed with a drive gear (9) through the outer ring teeth (8). The drive gear (9) is provided with a driver (10). The driver (10) drives the rough grinding boss (5) to rotate by driving the drive gear (9).

4. The cigarette paper pulping device according to claim 3, characterized in that: The upper conical outer wall of the coarse grinding boss (5) is provided with pulping teeth (501) that gradually thicken from top to bottom.

5. The cigarette paper pulping device according to claim 3, characterized in that: The lower grinding disc (3) has an inner ring tooth (11) that meshes with the drive gear (9), and the lower grinding disc (3) rotates under the drive of the drive gear (9).

6. The cigarette paper pulping device according to claim 1, characterized in that: The inclined groove (701) on the lower grinding disc (3) is inclined in the opposite direction to the inclined groove (701) on the upper grinding disc (4).

7. The cigarette paper pulping device according to claim 1, characterized in that: The upper grinding disc (4) is provided with mounting holes (12), and the upper grinding disc (4) is fixedly installed on the upper part of the lower grinding disc (3) through the mounting holes (12).

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