阅读说明：本技术 一种卫生巾芯体在线加工渗透间隙的工艺方法 (Process method for processing permeation gaps of sanitary towel core body on line ) 是由 缪一豪 于 2021-08-11 设计创作，主要内容包括：本发明公开了一种用于卫生巾芯体在线加工渗透间隙的刀具,包括有上刀辊和下刀垫辊,所述上刀辊上设有第一刀刃,所述第一刀刃用于在芯体上切出贯穿芯体的渗水间隙,所述渗水间隙用于加快芯体对液体的吸收速度。本发明还公开了一种卫生巾芯体在线加工渗透间隙的工艺方法,包括如下步骤：A、进料；B、在芯体上切出渗水间隙以及分切芯体；C、成品芯体的转移。上刀辊上设有长条形的第一刀刃,能在芯体上切出贯穿芯体的长条形的渗水间隙,与传统的卫生巾相比,具有长条形渗水间隙的卫生巾能增加对液体的吸收面积,加快了液体被芯体吸收的速度,减少液体侧漏的发生。(The invention discloses a cutter for processing a penetration gap on a sanitary towel core body on line, which comprises an upper cutter roll and a lower cutter pad roll, wherein a first cutter edge is arranged on the upper cutter roll and is used for cutting a water penetration gap penetrating through the core body on the core body, and the water penetration gap is used for accelerating the absorption speed of the core body on liquid. The invention also discloses a process method for processing the permeation gap on line of the sanitary towel core, which comprises the following steps: A. feeding; B. cutting out water seepage gaps and cutting the core body on the core body; C. and (4) transferring the finished core. The upper knife roll is provided with the first knife edge in a strip shape, and the water seepage gap in a strip shape penetrating through the core body can be cut out on the core body.)

1. A cutter for on-line processing of a permeation gap of a sanitary towel core is characterized in that: including last rotor (1) and lower shim roller (2), be equipped with first cutting edge (11) on going up rotor (1), first cutting edge (11) are used for cutting out infiltration clearance (4) that run through core (3) on core (3), infiltration clearance (4) are used for accelerating the absorption rate of core (3) to liquid.

2. The tool for forming a core for a rapid-permeability sanitary napkin of claim 1, wherein: the first cutting edges (11) are strip-shaped, acute angles are formed between the cutting edge directions of the first cutting edges (11) and the moving direction of the core body (3), the first cutting edges (11) are arranged in a staggered mode, and every two first cutting edges (11) are separated by a certain distance from head to tail.

3. The tool for forming a core for a rapid-permeability sanitary napkin of claim 1, wherein: go up rotor (1) and be equipped with second cutting edge (12), second cutting edge (12) are used for cutting core (3).

4. The tool for forming a core for a rapid-permeability sanitary napkin of claim 1, wherein: the lower cutter pad roller (2) is provided with a first air suction hole (21), and the first air suction hole (21) is used for sucking the core body (3) and enabling the core body (3) to move backwards along with the rotation of the lower cutter pad roller (2).

5. The tool for forming a core for a rapid-permeability sanitary napkin of claim 4, wherein: first cutting edge (11) and the setting of staggering of the position of first induced draft hole (21), when first cutting edge (11) cut core (3), there is the space between first cutting edge (11) and first induced draft hole (21), and first induced draft hole (21) can not be cut to first cutting edge (11).

6. A process method for processing a permeation gap on line of a sanitary towel core body is characterized by comprising the following steps: the method comprises the following steps:

A. feeding: a lower cutter pad roller (2) is arranged on the core body processing and cutting equipment, a first air suction hole (21) is formed in the lower cutter pad roller (2), the raw material of the core body (3) which is subjected to composite forming is placed on the core body processing and cutting equipment, and the core body (3) is sucked through the first air suction hole (21) and moves backwards along with the clockwise rotation of the lower cutter pad roller (2) to realize feeding;

B. cutting out water seepage gaps on the core body and slitting the core body: an upper knife roll (1) is arranged above the lower knife pad roll (2), first knife edges (11) which are arranged in a staggered manner are arranged on the upper knife roll (1), every two first knife edges (11) are separated by a certain distance from head to tail, the core body (3) is sucked by the anticlockwise rotation of the upper knife roll (1) and the first air suction holes (21) on the lower knife pad roll (2) to ensure that the core body (3) moves backwards along with the clockwise rotation of the lower knife pad roll (2), so that the first blades (11) cut out water seepage gaps (4) which are staggered and are separated from each other end to end by a certain distance on the core body (3), the upper knife roller (1) is also provided with second blades (12), the core body (3) is sucked through the anticlockwise rotation of the upper knife roll (1) and the first air suction holes (21) in the lower knife pad roll (2), so that the core body (3) moves backwards along with the clockwise rotation of the lower knife pad roll (2), and the second knife edge (12) can cut the core body (3) into blocks;

C. transferring a finished core: the lower cutter pad roller (2) is divided into an upper half area and a lower half area, the first air suction holes (21) arranged on the two half areas can respectively suck air to generate suction force or stop sucking air to disappear, the transfer wheel (5) used for transferring the core body (3) is arranged at the rear part of the lower cutter pad roller (2), the second air suction holes (51) are arranged on the transfer wheel (5), the transfer wheel (5) is also divided into an upper half area and a lower half area, the second air suction holes (21) arranged on the two half areas can respectively suck air to generate suction force or stop sucking air to disappear, when the first air suction holes (21) on the lower cutter pad roller (2) close to the half area of the transfer wheel (5) stop sucking air to eliminate the suction force of the core body (3), the second air suction holes (21) on the transfer wheel (5) close to the half area of the lower cutter pad roller (2) can suck air to generate suction force of the core body (3), the core body (3) is sucked through the second air suction holes (51) on the transfer wheel (5) and then moves along with the counterclockwise rotation of the transfer wheel (5), at the moment, the first air suction holes (21) of the half area of the lower cutter pad roller (2) far away from the transfer wheel (5) can suck air to generate suction force on the next section of core body (3), and then the next section of core body (3) is continuously sucked to cut the water seepage gap (4) and cut, the second air suction holes (21) of the half area of the transfer wheel (5) far away from the lower cutter pad roller (2) stop sucking air to eliminate the suction force on the core body (3), the conveyor belt (6) is arranged below the transfer wheel (5), after the suction force of the second air suction holes (21) of the half area of the transfer wheel (5) far away from the lower cutter pad roller (2) on the core body (3) disappears, the core body (3) of the half area of the transfer wheel (5) far away from the lower cutter pad roller (2) falls on the conveyor belt (6), and then transferred to the next process.

Technical Field

The invention relates to a cutter for online processing of a permeation gap of a sanitary towel core, and also relates to a process method for online processing of the permeation gap of the sanitary towel core.

Background

With the continuous improvement of living standard of people, the requirement of people on living quality is higher and higher, women need to use sanitary towels to absorb menstrual blood and urine in menstrual periods or some aged people suffering from urinary incontinence, the sanitary towels mainly absorb liquid by a core body, a cutter used for cutting and processing the core body in production only cuts the core body into blocks, and when the sanitary towels provided with the core body are used, once the menstrual blood volume is large or the urine volume is large, the sanitary towels cannot rapidly absorb the menstrual blood or the urine, so that the sanitary towels leak at the side and dirty clothes or the users feel wet, sticky and uncomfortable feeling; meanwhile, the softness of the sanitary towel is an important index for judging the quality of a sanitary towel product, the materials of some core bodies are not very soft, people feel uncomfortable with hard objects when the sanitary towel is used, and an effective method for solving the problems is not available at present.

The present invention has been made in view of the above circumstances.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides a cutter for processing a permeation gap on line of a sanitary towel core and a process method for processing the permeation gap on line of the sanitary towel core.

The invention is realized by the following technical scheme:

a cutter for machining a penetration gap of a sanitary towel core on line comprises an upper cutter roll and a lower cutter pad roll, wherein a first cutter edge is arranged on the upper cutter roll and used for cutting a water penetration gap penetrating through the core on the core, and the water penetration gap is used for accelerating the absorption speed of the core on liquid.

The first cutting edges are strip-shaped, acute angles are formed between the cutting edge directions of the first cutting edges and the moving direction of the core body, the first cutting edges are arranged in a staggered mode, and every two first cutting edges are separated by a certain distance from head to tail.

The upper knife roll is provided with a second knife edge, and the second knife edge is used for slitting the core body.

And the lower cutter pad roller is provided with a first air suction hole, and the first air suction hole is used for sucking the core body and enabling the core body to move backwards along with the rotation of the lower cutter pad roller.

The first blade and the first air suction hole are arranged in a staggered mode, when the core body is cut by the first blade, a gap exists between the first blade and the first air suction hole, and the first blade cannot cut the first air suction hole.

A process method for processing a permeation gap on line for a sanitary towel core comprises the following steps:

A. feeding: the core body processing and cutting equipment is provided with a lower cutter pad roller, the lower cutter pad roller is provided with a first air suction hole, the core body raw material which is subjected to composite forming is placed on the core body processing and cutting equipment, and the core body is sucked through the first air suction hole to enable the core body to move backwards along with the clockwise rotation of the lower cutter pad roller so as to realize feeding;

B. cutting out water seepage gaps on the core body and slitting the core body: an upper knife roll is arranged above the lower knife pad roll, first blades which are arranged in a staggered mode are arranged on the upper knife roll, every two first blades are separated from one another end to end at a certain distance, the core body is sucked through the anticlockwise rotation of the upper knife roll and the first air suction holes in the lower knife pad roll, the core body moves backwards along with the clockwise rotation of the lower knife pad roll, water seepage gaps which are arranged in a staggered mode and are separated from one another end to end at a certain distance are cut on the core body through the first blades, the upper knife roll is further provided with second blades, the core body moves backwards along with the clockwise rotation of the lower knife pad roll through the anticlockwise rotation of the upper knife roll and the suction of the core body through the first air suction holes in the lower knife pad roll, and the second blades can cut the core body into blocks;

C. transferring a finished core: the lower cutter pad roller is divided into an upper half area and a lower half area, first air suction holes arranged on the two half areas can respectively suck air to generate suction force or stop sucking force to disappear, a transfer wheel used for transferring the core body is arranged behind the lower cutter pad roller, second air suction holes are arranged on the transfer wheel, the transfer wheel is also divided into the upper half area and the lower half area, the second air suction holes arranged on the two half areas can respectively suck air to generate suction force or stop sucking force to disappear, when the first air suction holes on the half areas close to the transfer wheel on the lower cutter pad roller stop sucking air to eliminate the suction force on the core body, the second air suction holes on the half areas close to the lower cutter pad roller on the transfer wheel can suck air to generate suction force on the core body, the core body can be sucked by the second air suction holes on the transfer wheel to move along with anticlockwise rotation of the transfer wheel, at the moment, the first air suction holes on the half areas far away from the transfer wheel on the lower cutter pad roller can suck air to generate suction force on the next section of the core body, and then continue the core of sorption next section and come to cut the infiltration clearance and cut, and the second hole of induced drafting that the half district that keeps away from the lower knife pad roller on the transfer wheel will stop induced drafting thus disappear to the suction of core, the below of transfer wheel is equipped with the conveyer belt, after the second hole of induced drafting that the half district that keeps away from the lower knife pad roller on the transfer wheel disappears to the suction of core, the core that the half district that the transfer wheel keeps away from the lower knife pad roller will fall on the conveyer belt, conveys next process.

Compared with the prior art, the invention has the following advantages:

1. go up the first cutting edge that is equipped with the rectangular shape on the rotor, the infiltration clearance of the rectangular shape that runs through the core can be cut out to first cutting edge on the core, compare with traditional sanitary towel, the sanitary towel that has the infiltration clearance of rectangular shape can let the bottom surface that liquid can reach the core directly, at the in-process that liquid oozes down, the internal face in infiltration clearance, the bottom surface of core and the surface three of core absorb liquid together, accelerated the absorptive speed of liquid by the core like this, reduce the emergence of liquid side leakage.

2. The water seepage clearance of rectangular shape is surely gone out to first cutting edge on the core, need not to change raw and other materials like this and just can increase the softness degree of core, and when using sanitary towel, the core that has the water seepage clearance takes place deformation more easily, makes sanitary towel can more laminate the human body, reduces the sensation that the user felt hard thing, increases the comfort level of using.

3. The first knife edges on the upper knife roll are arranged in a staggered mode, every two first knife edges are separated by a certain distance from head to tail, and therefore water seepage gaps which are arranged in a staggered mode can be cut on the core body, every two water seepage gaps are separated by a certain distance from head to tail, the liquid absorption area of the core body is greatly increased, and the liquid infiltration speed is accelerated.

4. During production, the cutter can be produced only by replacing the original cutter with the cutter of the invention, the original production line is not required to be modified, and the cost required by production improvement is low.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:

FIG. 1 is a front view of an upper knife roll in the present invention;

FIG. 2 is an expanded view of the upper knife roll of the present invention;

FIG. 3 is a front view of the lower shim roll of the present invention;

FIG. 4 is an expanded view of the lower shim roll of the present invention;

FIG. 5 is a schematic view of the distribution of weep gaps on the core;

FIG. 6 is a schematic view of the transfer of a core from a lower knife pad roll to a transfer roll;

FIG. 7 is a front view of the transfer wheel of the present invention;

fig. 8 is a development view of the transfer wheel of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

the cutter for the on-line processing of the permeable gaps of the sanitary towel core body as shown in fig. 1 to 5 comprises an upper cutter roll 1 and a lower cutter pad roll 2, wherein a first cutter edge 11 is arranged on the upper cutter roll 1, the first cutter edge 11 is used for cutting a permeable gap 4 penetrating through the core body 3 on the core body 3, and the permeable gap 4 is used for accelerating the absorption speed of the core body 3 on liquid.

The first blade 11 can cut the water seepage gap 4 penetrating the core body 3 on the core body 3, so that the liquid can directly reach the bottom surface of the core body 3, and in the process of liquid seepage, the inner wall surface of the water seepage gap 4, the bottom surface of the core body 3 and the surface of the core body 3 absorb the liquid together, thereby accelerating the speed of the liquid absorbed by the core body 3 and preventing the side leakage from polluting the clothes of a user when the liquid amount is large.

The first cutting edges 11 are strip-shaped, the cutting edge direction of the first cutting edges 11 and the moving direction of the core body 3 form an acute angle, the first cutting edges 11 are arranged in a staggered mode, and every two first cutting edges 11 are spaced at a certain distance from head to tail.

The blade direction of the first blade 11 and the moving direction of the core body 3 form an acute angle, so that the first blade 11 can more easily cut out the water seepage gap 4 on the core body 3, and simultaneously, the first blade 11 can also play a certain protection role, so that the service life of the first blade 11 is longer, the first blades 11 are arranged in a staggered manner, every two first blades 11 are separated by a certain distance from the head to the tail, so that the water seepage gaps 4 cut out from the core body 3 can also be arranged in a staggered manner, every two water seepage gaps 4 are also separated by a certain distance from the head to the tail, so that the absorption area of the core body 3 on liquid can be increased, and the infiltration speed of the liquid is accelerated.

The upper knife roll 1 is provided with the second knife edge 12, the second knife edge 12 is used for cutting the core body 3, the core body 3 can be cut off by the second knife edge 12, the core body 3 cut into one piece is convenient to place in a sanitary towel for use, the lower knife pad roll 2 is provided with the first air suction hole 21, and the first air suction hole 21 is used for sucking the core body 3 to enable the core body 3 to move backwards along with the rotation of the lower knife pad roll 2.

The first blade 11 and the first air suction hole 21 are arranged in a staggered manner, when the core body 3 is cut by the first blade 11, a gap exists between the first blade 11 and the first air suction hole 21, and the first blade 11 cannot cut the first air suction hole 21.

When the periphery of the first air suction hole 21 is damaged, the suction force of the first air suction hole 21 to the core body 3 is reduced, so that the normal processing of the core body 3 is influenced, and when the core body 3 is cut by the first blade 11, a gap exists between the first blade 11 and the first air suction hole 21, so that the first blade 11 is prevented from cutting the periphery of the first air suction hole 21, and the cutter has longer service life.

The process method for processing the permeation gap on line of the sanitary towel core body as shown in figures 1 to 8 comprises the following steps:

A. feeding: the core body processing and cutting equipment is provided with a lower cutter pad roller 2, the lower cutter pad roller 2 is provided with a first air suction hole 21, the raw material of the core body 3 which is formed by composite forming is placed on the core body processing and cutting equipment, and the core body 3 is sucked through the first air suction hole 21 so that the core body 3 moves backwards along with the clockwise rotation of the lower cutter pad roller 2 to realize feeding;

B. cutting out water seepage gaps on the core body and slitting the core body: an upper knife roll 1 is arranged above the lower knife pad roll 2, first knife edges 11 which are arranged in a staggered mode are arranged on the upper knife roll 1, every two first knife edges 11 are separated by a certain distance from head to tail, a core body 3 is sucked through the anticlockwise rotation of the upper knife roll 1 and first air suction holes 21 in the lower knife pad roll 2, the core body 3 moves backwards along with the clockwise rotation of the lower knife pad roll 2, water seepage gaps 4 which are arranged in a staggered mode and are separated by a certain distance from head to tail are formed in the core body 3 through the first knife edges 11, a second knife edge 12 is further arranged on the upper knife roll 1, the core body 3 moves backwards along with the clockwise rotation of the lower knife pad roll 2 through the anticlockwise rotation of the upper knife roll 1 and the suction holes 21 in the lower knife pad roll 2, and the second knife edge 12 can cut the core body 3 into blocks;

C. transferring a finished core: the lower cutter pad roller 2 is divided into an upper half area and a lower half area, the first air suction holes 21 arranged on the two half areas can respectively suck air to generate suction force or stop sucking force to disappear, the transfer wheel 5 used for transferring the core body 3 is arranged behind the lower cutter pad roller 2, the second air suction holes 51 are arranged on the transfer wheel 5, the transfer wheel 5 is also divided into the upper half area and the lower half area, the second air suction holes 21 arranged on the two half areas can respectively suck air to generate suction force or stop sucking force to disappear, when the first air suction holes 21 on the half area close to the transfer wheel 5 on the lower cutter pad roller 2 stop sucking air to eliminate the suction force on the core body 3, the second air suction holes 21 on the half area close to the lower cutter pad roller 2 on the transfer wheel 5 can suck air to generate suction force on the core body 3, the core body 3 can be sucked by the second air suction holes 51 on the transfer wheel 5 to further move along with the anticlockwise rotation of the transfer wheel 5, at this time, the first air suction holes 21 of the half area of the lower cutter pad roller 2 far away from the transfer wheel 5 can suck air to generate suction force on the next section of core body 3, and then the next section of core body 3 is continuously sucked to cut the water penetration gap 4 and cut, the second air suction holes 21 of the half area of the transfer wheel 5 far away from the lower cutter pad roller 2 can stop sucking air to eliminate the suction force on the core body 3, the conveying belt 6 is arranged below the transfer wheel 5, and after the suction force on the core body 3 by the second air suction holes 21 of the half area of the transfer wheel 5 far away from the lower cutter pad roller 2 is eliminated, the core body 3 of the half area of the transfer wheel 5 far away from the lower cutter pad roller 2 can fall on the conveying belt 6 to be conveyed to the next working procedure.