Sanitary towel cutter roller with replaceable cutter

Abstract

The utility model discloses a sanitary towel cutter roller with a replaceable cutter, and particularly relates to the field of sanitary towel production equipment. The sanitary towel cutter roller with the replaceable cutter comprises a cutting roller body, the cutter and a quick connecting device, the cutting roller body comprises a main body part, a rotating shaft part and two connecting parts, the rotating shaft part is arranged on the main body part, the main body part is located in the middle of the rotating shaft part, the number of the connecting parts is two, and the quick connecting device is arranged on the main body part. The two connecting parts are symmetrically arranged on the two sides of the main body part, the number of the cutters is three, the three sets of cutters are evenly arranged on the main body part, and the quick connecting devices are arranged between the cutters and the connecting parts and used for quickly fixing the cutters to the connecting parts.

Description

TECHNICAL FIELD

[0001] The utility model relates to sanitary towel production equipment field, specifically to a sanitary towel cutting roll of replaceable cutting knife. BACKGROUND

[0002] Sanitary napkin is a kind of absorbent material, and the main material is cotton, non-woven fabric, paper pulp or the high molecular polymer and high molecular polymer composite paper formed by the above material composite, and the side edge is designed mainly to prevent side leakage.

[0003] The cotton core of sanitary napkin is usually formed by rolling when producing, and is cut into the required shape at the same time. The existing rolling cutting equipment usually includes a cutting roller and a pressing roller, the cutting roller is provided with a cutting knife, and the cutting roller and the pressing roller cooperate to cut the cotton core into the required shape. However, since the cutting knife and the cutting roller are integrated, when the cutting knife is damaged, the entire cutting roller has to be replaced, which is extremely troublesome and wastes resources. SUMMARY

[0004] The utility model discloses a sanitary towel cutting roll of replaceable cutting knife.

[0005] To achieve the above object, the utility model adopts the technical scheme of a sanitary towel cutting roll of replaceable cutting knife, which comprises a cutting roller body, a cutting knife and a quick connecting device.

[0006] Further, two groups of quick connecting devices are arranged on the two sides of each group of cutting knives.

[0007] Further, the cutting knife comprises an arc-shaped base and a blade, the arc-shaped base is arranged on the main body part, and the blade is arranged on the arc-shaped base.

[0008] Further, the quick connecting device comprises a connecting seat, a connecting screw, a U-shaped groove and a locking nut, the connecting seat is arranged on the arc-shaped base, the connecting screw is rotationally connected with the connecting seat, the U-shaped groove is arranged on the connecting part, and the locking nut is arranged on the connecting screw.

[0009] Further, a rotating device is further included, and the rotating device is arranged between the connecting screw and the connecting seat.

[0010] Further, the rotating device comprises a first rotating hole, a second rotating hole and a rotating shaft, the first rotating hole is arranged on the connecting seat, the second rotating hole is arranged on the connecting screw rod, and the rotating shaft is arranged in the first rotating hole and the second rotating hole.

[0011] Further, the main body part is provided with an adsorption cavity and a plurality of communication holes in communication with the adsorption cavity, the cutter is provided with a plurality of adsorption holes corresponding to the plurality of communication holes.

[0012] Further, the arc-shaped base is provided with a sealing ring between the arc-shaped base and the main body part.

[0013] From the above description of the utility model, compared with the prior art, the sanitary napkin cutter roller with replaceable cutter provided by the utility model has the following advantages: the cutter roller body comprises a main body part, a rotating shaft part and a connecting part, the rotating shaft part is arranged on the main body part, the main body part is located in the middle of the rotating shaft part, the connecting part comprises two parts, the two connecting parts are symmetrically arranged on both sides of the main body part, three groups of cutters are uniformly arranged on the main body part, a quick connecting device is arranged between the cutters and the connecting part, the quick connecting device is used for quickly fixing the cutters on the connecting part, and the cutters and the connecting part can be quickly separated, so that when the cutters are damaged, only the cutters need to be replaced instead of the whole cutter roller body, the operation is simple and convenient, and resource waste is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an exploded view of the sanitary napkin cutter roller with replaceable cutter.

[0015] Figure 2 It is a schematic view of the overall structure of the sanitary napkin cutter roller with replaceable cutter. DETAILED DESCRIPTION

[0016] The technical solutions in the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the utility model.

[0017] REFERENCE Figure 1 , Figure 2The replaceable cutter sanitary napkin cutter roller shown, a replaceable cutter sanitary napkin cutter roller, comprising a cutter roller body 1, a cutter 2, a quick connection device 3, the cutter roller body 1 comprising a main body part 11, a rotating shaft part 12 and a connecting part 13, the rotating shaft part 12 being arranged on the main body part 11, the main body part 11 being in the middle of the rotating shaft part 12, the main body part 11 being in a cylindrical structure, the connecting part 13 comprising two, two connecting parts 13 being symmetrically arranged on both sides of the main body part 11, the cutter 2 comprising three groups, three groups of cutters 2 being uniformly arranged on the main body part 11, the quick connection device 3 being arranged between the cutter 2 and the connecting part 13 for quickly fixing the cutter 2 on the connecting part 13, at the same time, the cutter 2 and the connecting part 13 can also be quickly separated through the quick connection device 3, so that when the cutter 2 is damaged, only the cutter 2 can be replaced without replacing the entire cutter roller body 1, which is simple and convenient to operate and avoids resource waste.

[0018] Two groups of quick connection devices 3 are arranged on both sides of each group of cutters 2, so that the connection of the cutter 2 and the connecting part 13 is more stable and firm.

[0019] The cutter 2 comprises an arc-shaped base 21 and a blade 22, the arc-shaped base 21 being arranged on the main body part 11, the blade 22 being arranged on the arc-shaped base 21, the shape of the blade 22 being the shape required by the sanitary napkin cotton core.

[0020] The quick connection device 3 comprises a connecting seat 31, a connecting screw 32, a U-shaped groove 33 and a locking nut 34, the connecting seat 31 being arranged on the arc-shaped base 21, the connecting screw 32 being rotationally connected with the connecting seat 31, the U-shaped groove 33 being arranged on the connecting part 13, the locking nut 34 being arranged on the connecting screw 32, the locking nut 34 being rotationally connected with the connecting screw 32, so as to fix the cutter 2 on the connecting part 13.

[0021] A rotating device is arranged between the connecting screw 32 and the connecting seat 31, the connecting screw 32 being rotationally connected with the connecting seat 31 through the rotating device.

[0022] The rotating device comprises a first rotating hole, a second rotating hole and a rotating shaft, the first rotating hole being arranged on the connecting seat 31, the second rotating hole being arranged on the connecting screw 32, the rotating shaft being arranged in the first rotating hole and the second rotating hole.

[0023] The main body part 11 is provided with an adsorption cavity and a plurality of communication holes 111 communicating with the adsorption cavity, and the cutter 2 is provided with a plurality of adsorption holes 211 corresponding to the plurality of communication holes 111. Specifically, the adsorption cavity is connected with an external vacuum source, the adsorption holes 211 are connected with the communication holes 111, and when the to-be-cut sanitary napkin core enters the position of the cutter 2, a negative pressure is formed between the to-be-cut sanitary napkin core and the cutter 2, so that the to-be-cut sanitary napkin core is fixed on the cutter 2, and cutting operation is facilitated.

[0024] The arc-shaped base 21 is provided with a sealing ring 4 between the main body part 11.

[0025] The above is only some specific embodiments of the present application, but the design concept of the present application is not limited thereto, and any non-substantial change to the present application using this concept shall be deemed as an infringement of the protection scope of the present application.

Claims

1. A replaceable cutter sanitary napkin cutter roll characterized by: The utility model provides cutting roller body, cutting knife, quick connecting device, cutting roller body includes main part, pivot part and connecting part, pivot part sets up on main part, main part is located in the middle of pivot part, connecting part includes two, two connecting parts symmetrical arrangement in the both sides of main part, cutting knife includes three groups, three groups cutting knife evenly arranged on main part, quick connecting device sets up between cutting knife and connecting part for cutting knife is fixed on connecting part quickly.

2. The replaceable cutter sanitary napkin cutter roll of claim 1 wherein: Two groups of quick connecting devices are arranged on the two sides of each group of cutting knives.

3. The replaceable cutter sanitary napkin cutter roll of claim 2 wherein: The cutting knife comprises an arc-shaped base and a blade, the arc-shaped base is arranged on the main body part, and the blade is arranged on the arc-shaped base.

4. The replaceable cutter sanitary napkin cutter roll of claim 3 wherein: The quick connecting device comprises a connecting seat, a connecting screw, a U-shaped groove and a locking nut, the connecting seat is arranged on the arc-shaped base, the connecting screw is rotationally connected with the connecting seat, the U-shaped groove is arranged on the connecting part, and the locking nut is arranged on the connecting screw.

5. The replaceable cutter sanitary napkin cutter roll of claim 4 wherein: The utility model further comprises a rotating device, which is arranged between the connecting screw and the connecting seat.

6. The replaceable cutter sanitary napkin cutter roll of claim 5 wherein: The rotating device comprises a first rotating hole, a second rotating hole and a rotating shaft, the first rotating hole is arranged on the connecting seat, the second rotating hole is arranged on the connecting screw, and the rotating shaft is arranged in the first rotating hole and the second rotating hole.

7. The replaceable cutter sanitary napkin cutter roll of claim 6 wherein: The main body part is provided with a suction cavity and a communication hole in communication with the suction cavity, the communication hole comprises a plurality of communication holes, and the cutting knife is provided with a plurality of suction holes corresponding to the plurality of communication holes.

8. The replaceable cutter sanitary napkin cutter roll of claim 7 wherein: A sealing ring is arranged between the arc-shaped base and the main body part.

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