CN103381114B - Health nursing pad absorber processing method and equipment thereof - Google Patents
Health nursing pad absorber processing method and equipment thereof Download PDFInfo
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- CN103381114B CN103381114B CN201210283451.1A CN201210283451A CN103381114B CN 103381114 B CN103381114 B CN 103381114B CN 201210283451 A CN201210283451 A CN 201210283451A CN 103381114 B CN103381114 B CN 103381114B
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Abstract
The invention discloses a health nursing pad absorber processing method and equipment thereof. The method comprises the following three steps: A, adsorbing wood pulp fiber and mixing the wood pulp fiber with polymer absorbent materials, B, compacting and dotted solidifying the absorber, and C, forming the absorber; the equipment is provided to realize the method. The method provided by the invention is suitable for various nursing pad products, can enhance extension strength of the nursing pad product, simplifies and realizes the manufacturing of absorber of nursing pad product, and reduces manufacturing cost of the nursing pad. The absorber produced by the invention adopts a novel structure made of polymer absorbent materials and wood pulp fiber, the polymer absorbent materials are uniformly disturbed in the wood pulp fiber, the sliding and moving of polymer absorbent materials are confined through doted solidification, so as to guarantee liquid absorption of the nursing pad product.
Description
Technical field
The present invention relates to absorbent sanitary care article technical field, be specially a kind of processing method and equipment thereof of absorbent sanitary product nursing pad absorber.
Background technology
The absorbent paper of being made up through heat seal, gummed of wood pulp cellulose, hydroscopic high-molecular resin is now widely used in the making of nursing pad absorber, to complete the liquid suction function of nursing pad.The advantage that nursing pad absorber is done in application absorbent paper is: in the nursing pad of making, and macromolecule water absorbent material being evenly distributed in absorber; Macromolecule water absorbent material stationarity in absorber is good; The nursing pad liquid absorption that absorber is made is large.The shortcoming that nursing pad absorber is done in application absorbent paper is: absorbent paper manufacturing speed is low, the manufacturing speed of existing absorbent paper is 50-70 m/min, existing nursing pad board speed is 120-180 m/min, and absorbent paper making board speed cannot be synchronizeed with nursing pad board; On nursing pad board, use absorbent paper to do nursing pad absorber, need to make in advance absorbent paper, then absorbent paper nursing pad board processing on secondary again, has increased the cost of manufacture of nursing pad; The absorbent paper of prefabricated rolling, every volume limited length, reloads in making frequently, wastes greatly, and the rate of classification of product is low; Prefabricated absorbent paper through packing, store in a warehouse, be transported to the board of making nursing pad, has increased the cost of manufacture of nursing pad again, makes again nursing pad security-hidden trouble increase.The manufacturing technology of absorbent paper all has clearly in the international patent application of WO1999/025281 to be recorded, and " fibrous cloth width " described in its file is the absorbent paper product of saying in the industry.
The making of existing nursing pad absorber also has the online manufacture method of another kind of tradition, is making the synchronous nursing pad absorber of making on nursing pad board, and the advantage of the method is: manufacturing speed is high, and board manufacturing speed can reach 120-180 m/min; Low cost of manufacture, etc. product rate high, absorber and nursing pad can on same board, realize seriality make.Compare with the nursing pad characteristic of application absorbent paper, the shortcoming of the online absorber of making of traditional fabrication method is: wood pulp cellulose blanking skewness; Macromolecule water absorbent material skewness; Macromolecule water absorbent material discharge quantity is low; Macromolecule water absorbent material stationarity in absorber is bad, easily olistostrome.Above shortcoming has reduced the imbibition ability of absorber, makes absorber imbibition inhomogeneous, has reduced use function and the comfort of nursing pad.
Under natural resources background day by day in short supply, nursing pad product is progressively to light, thin future development, light, the thinning of nursing pad mean that in absorber, wood pulp cellulose proportion reduces gradually, macromolecule water absorbent material proportion will significantly improve, as the applied amount of simple increasing macromolecule water absorbent material, with the online absorber of making of conventional art, do not reach the use function of absorbent paper as nursing pad absorber yet.
How to pass through equipment, technological transformation, make the manufacturing technology of absorbent paper originally be applied to the online manufacture of nursing pad absorber, finally make the online nursing pad absorber imbibition of making more even, nursing pad uses more comfortable, reduce to greatest extent cost of manufacture, be exactly the technical problem to be solved in the present invention simultaneously.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of hygienic articles nursing pad absorber processing method, and this processing method is to make on nursing pad board, first processing nursing pad absorber, the absorbent paper generally using to substitute present manufacture nursing pad absorber.In this absorber manufacturing process, by transformation wood pulp cellulose blanking equipment, make wood pulp cellulose keep even blanking; By the macromolecule water absorbent material cutting agency of transformation, macromolecule water absorbent material is uniformly distributed in absorber; By adjusting process, macromolecule water absorbent material is mixed homogeneously with wood pulp cellulose; Use special striking mechanism, on absorber, make the applicable point-like embossing of density, make absorber form solid netted space, slip with restriction macromolecule water absorbent material in absorber, avoid macromolecule water absorbent material to pile up, keep the normal imbibition state of absorber, bring into play to greatest extent the imbibition ability of hydroscopic high-molecular resin, solve nursing pad product entirety imbibition problem of non-uniform, the present invention realizes the method and the process equipment for the method realization technically.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of hygienic articles nursing pad absorber processing method, comprises the steps:
The absorption of A, wood pulp cellulose and macromolecule water absorbent material thereof mix: lower toilet paper (2) supporting wood pulp cellulose has the motion guipure on the upper and adsorbent bed of the adsorbent bed (1) of negative pressure to move in the lump on surface, it is wood pulp cellulose that Wood pulp crushing machine (5) is pulverized wood pulp volume (3), wood pulp cellulose is under delivery air drives, in wood pulp cellulose forming bin (4), decline, negative-pressure adsorption by adsorbent bed (1) surface is upper at lower toilet paper (2), forms network structure.Under the drive that macromolecule water absorbent material in macromolecule storehouse (6) rotates at macromolecule blanking beaming roller (7), evenly trickled down.Unrestrained macromolecule water absorbent material is when lower toilet paper (2) is advanced, sucked by the powerful negative pressure on adsorbent bed (1) surface in the wood pulp cellulose network structure gap of the lower surperficial supporting of toilet paper (2), and above toilet paper (8) covers parcel, complete the even blanking of macromolecule water absorbent material and wood pulp cellulose and mix.In the online manufacture method of absorber tradition, the shortcoming that wood pulp cellulose molding is inhomogeneous, the present invention has increased the area of mouth at the bottom of wood pulp cellulose forming bin, and set up supplemental air flow regulate plate washer, the air-flow producing while making Wood pulp crushing machine rotation can be suitable with the adsorption gas flow on adsorbent bed surface, and can timely adjustment, wood pulp cellulose can evenly be declined under the drive of uniform air flow, solve wood pulp cellulose problem pockety, the present invention is directed in the online manufacture method of absorber tradition, macromolecule water absorbent material shortcoming pockety, improve the design of macromolecule blanking axle, macromolecule blanking axle surface uniform after the improvement semicircular pit that distributes, the effect of these pits is to store macromolecule water absorbent material, in the time that macromolecule blanking beaming roller rotates to bottom, macromolecule storehouse, macromolecule water absorbent material falls in pit, along with the rotation of macromolecule axle is taken away macromolecule blanking beaming roller, and slip into equably in the wood pulp cellulose network structure on proal lower toilet paper, solve macromolecule water absorbent material skewness problem, the present invention is directed in the online manufacture method of absorber tradition, the shortcoming that macromolecule water absorbent material discharge quantity is low, improve the driven off by shaft design of macromolecule blanking, macromolecule blanking beaming roller is a separate electrical motor transmission, by adjustable speed change speed gear box and Frequency Converter Control motor rotating speed processed, reach the self-contained unit of controlling macromolecule discharge quantity, after macromolecule water absorbent material discharge quantity can be controlled, we can be according to product requirement, the ratio that suitably strengthens macromolecule water absorbent material and wood pulp cellulose, has solved the low problem of macromolecule water absorbent material discharge quantity,
B, absorber compacting are got ready fixed: upper toilet paper (8) wraps up mixed wood pulp cellulose and macromolecule water absorbent material with lower toilet paper (2), be upper toilet paper guiding and complete absorber first pressing by transition roller (9), then by edge-folding mechanism (10), absorber is wrapped up completely by toilet paper, in order to avoid in the process using at nursing pad product, wood pulp cellulose or macromolecule water absorbent material leak.The compacting lower roll (11.2) of any surface finish has coordinated the compacting again of absorber with compacting top roll (11.1), the object of compacting is to reduce subsequent processing to get the stressed of roller ready again, and tentatively limits the slip of macromolecule water absorbent material in absorber.The getting lower roll (12.2) ready and get top roll (12.1) ready and coordinated getting ready of absorber of any surface finish, get top roll (12.1) ready and be roll body surface uniform make protruding round platform, this step extrudes cellular structure on absorber, cellular structure forms 1-2 mesh in the every cm2 of absorber, completed the formation in the solid netted space of wood pulp cellulose, therefore macromolecule water absorbent material is fixed in solid netted space.For making the wood pulp cellulose in solid netted space there is higher tensile strength, we are to compression roll and get roller pressurization, heating ready, compression roll and get the pressurized pressure of roller ready and come from the weight of roll body self and be attached to the resistance cylinder on roller, both sums are between 40Mp-100Mp, and the temperature of heating is controlled between 120 DEG C-160 DEG C, the gap size of two rollers is 0.5-5mm.After solid netted space forms, stop the slip in absorber of the macromolecule water absorbent material that is evenly distributed, avoid the accumulation of macromolecule water absorbent material in absorber, increased the tensile strength of absorber simultaneously, keep the comfortableness of nursing pad, solved slip, the accumulation problem of macromolecule water absorbent material.Need to indicate: be lower, the fluffy space network of density in the network structure being formed by wood pulp cellulose before compacting, and space network after compacting, mixed by wood pulp cellulose and macromolecule water absorbent material, the network structure that density is higher.
C, absorber molding: use cutting knife to complete the cut-out of absorber, absorber is transferred the making that flat belt takes subsequent processing to and removed nursing pad, in this step, cutting knife lower roll (14.2) is to be made by the higher material of hardness, cutting knife on cutting knife lower roll (14.2) any surface finish and cutting knife top roll (14.1) completes the cut-out work of absorber jointly, in order to reduce tool wear, do not make cutting knife always cut absorber at a position of cutting knife lower roll (14.2), what the diameter of cutting knife top roll (14.1) did is greater than cutting knife lower roll (14.2), the first conveying flat belt (13) is the platform that absorber is carried, the same flat belt upper surface of carrying has negative pressure, the making that the absorber (100) cutting is taken to subsequent processing and removed nursing pad by the second conveying flat belt (15).
Realize the equipment of described a kind of hygienic articles nursing pad absorber processing method, comprise, there is the adsorbent bed (1) of negative pressure on surface, on adsorbent bed (1) surface, be provided for the motion guipure of lower toilet paper (2) supporting wood pulp cellulose, comprise and it is characterized in that: on described adsorbent bed (1), be provided for wood pulp roll up the Wood pulp crushing machine (5) that (3) pulverizing is wood pulp cellulose and include wood pulp cellulose forming bin (4), wood pulp cellulose is driven in wood pulp cellulose forming bin (4) and is declined by air-flow, negative pressure by adsorbent bed (1) surface is adsorbed on lower toilet paper (2) securely, and form staggered network structure.On adsorbent bed (1), be provided for the macromolecule blanking beaming roller (7) of dispersed unrestrained macromolecule water absorbent material, macromolecule storehouse (6) is arranged on macromolecule blanking beaming roller (7), to realize macromolecule water absorbent material evenly being scattered in the time that macromolecule blanking beaming roller (7) rotates, the macromolecule water absorbent material evenly being scattered is under the powerful negative-pressure adsorption power effect on adsorbent bed surface, slip into the netted gap of wood pulp cellulose, mix with wood pulp cellulose.This equipment also comprises:
By upper toilet paper (8) and the wood pulp cellulose of lower toilet paper (2) parcel and the transition roller (9) of macromolecule water absorbent material first pressing;
The edge-folding mechanism (10) that absorber after first pressing is carried out to flanging encapsulation, it makes absorber be wrapped up completely by toilet paper, in order to avoid wood pulp cellulose or macromolecule water absorbent material leakage in the process using at nursing pad product;
And the compacting lower roll (11.2) and compacting top roll (11.1) that the absorber after flanging encapsulation are carried out to compacting again, compacting lower roll (11.2) is connected by synchromesh gear with compacting top roll (11.1);
With fixed get top roll (12.1) ready and get lower roll (12.2) ready for the absorber after compacting is got ready, getting lower roll (12.2) ready is to be made by the stainless steel material of any surface finish, with get top roll (12.1) ready and coordinated getting ready of absorber, get top roll (12.1) ready and be roll body surface uniform make the projection of circular platform type;
And by the cutter of getting fixed absorber ready and cutting off, this cutter comprises cutting knife lower roll (14.2) and cutting knife top roll (14.1), cutting knife lower roll (14.2) is to be made by the higher material of hardness, cutting knife on cutting knife lower roll (14.2) any surface finish and cutting knife top roll (14.1) completes the cut-out work of absorber jointly, in order not make cutting knife always cut absorber at a position of cutting knife lower roll (14.2), what the diameter of cutting knife top roll (14.1) did is greater than cutting knife lower roll (14.2);
And carry first of absorber (100) to carry flat belt (13), second to carry flat belt (15), carry flat belt to connect negative pressure device.
A kind of absorber, uses said method and apparatus processing to make.
Good effect of the present invention is: this patent scheme is applicable to various nursing pads and makes, in keeping nursing pad product tensile strength, simplify and canbe used on line the making of absorber in nursing pad product, the absorber that this patent scheme is made, adjust and equipment improvement by technique, macromolecule water absorbent material is advanced simultaneously at wood pulp cellulose, be blended in equably in the gap of wood pulp cellulose; In absorber manufacturing process, do not execute PUR, macromolecule water absorbent material is evenly distributed in wood pulp cellulose; Form novel solid mesh space structure by wood pulp cellulose, limited slip, the accumulation of macromolecule water absorbent material in absorber, and can suitably increase the ratio of macromolecule water absorbent material in wood pulp cellulose.Implement after the present invention, the macromolecule water absorbent material in absorber and wood pulp cellulose ratio are up to 1:2, and macromolecule water absorbent material ratio in absorber improves, and has increased the imbibition ability of absorber, can significantly improve nursing pad product liquid absorption; The present invention can make absorber absorb more equably the liquid that nursing pad surface occurs, makes nursing pad product have superpower absorbability, larger tensile strength, and keeps softness and the comfort surface of nursing pad.It is a kind of practical method that nursing pad is made in industrialization continuously.The absorber Mei ㎡ weight that the present invention program makes is between 80 grams-500 grams, and absorber, because there being special cellular pressure point to strengthen, has improved the tensile strength of absorber, and the endwise tensile strength of absorber generally can reach 0.15KN/m after tested.
The art of this patent scheme has been integrated absorbent paper product and has been made the equipment made from traditional nursing pad On-line Product, form the novel online processing technology of nursing pad absorber and relevant device, significantly save the cost of making nursing pad, according to producing actual count: compared with doing absorber with application absorbent paper, after this novel online making absorber patent application, the percentage of A-class goods of making nursing pad can improve 5%-8%, the material cost of absorber can reduce 20%-25%, COMPREHENSIVE CALCULATING: nursing pad mass customization can reduce 12%-15%.
brief description of the drawings:
Fig. 1, embodiment of the present invention device structure schematic diagram;
Fig. 2, macromolecule blanking beaming roller outside drawing;
Fig. 3, macromolecule blanking beaming roller surface local structural representation;
Fig. 4, the distribution schematic diagram of wood pulp cellulose on lower toilet paper;
Fig. 5, gets lower roll ready and gets lower roll ready and be engaged in and on absorber, get fixed schematic diagram ready;
Fig. 6, get top roll roll body surface local structural representation ready;
Fig. 7, get top roll ready and get lower roll ready and join entirety and close schematic diagram;
Fig. 8, get the absorbent structure schematic diagram after fixed ready;
Fig. 9, absorber finished product appearing diagram.
Specifically describe implementation of the present invention below in conjunction with accompanying drawing,
detailed description of the invention:
as schematically shown in Figure 1, the equipment of a kind of hygienic articles nursing pad of the present invention absorber processing method, comprise, there is the adsorbent bed 1 of negative pressure on surface, on adsorbent bed 1, be provided for the motion guipure of lower toilet paper 2 supporting wood pulp celluloses, comprise and it is characterized in that: on described adsorbent bed 1, being provided for wood pulp volume 3 to pulverize is the Wood pulp crushing machine 5 of wood pulp cellulose, Wood pulp crushing machine 5 connected wood pulp fibres forming bins 4, the air-flow producing when wood pulp cellulose is rotated by Wood pulp crushing machine drives, drawn by the lip-deep adsorption gas flow of adsorbent bed simultaneously, in the interior decline of wood pulp cellulose forming bin 4, be adsorbed on securely on lower toilet paper 2 by the negative pressure on adsorbent bed 1 surface, and form staggered network structure,
On adsorbent bed 1, be provided for the blanking beaming roller 7 of dispersed macromolecule water absorbent material, macromolecule storehouse 6 is arranged on macromolecule blanking beaming roller 7, realize under the drive that macromolecule water absorbent material rotates at macromolecule blanking beaming roller 7 and being scattered uniformly, be subject to the powerful negative-pressure adsorption power on adsorbent bed (1) surface, macromolecule water absorbent material slips into the network structure gap of wood pulp cellulose, fully mixes with wood pulp cellulose;
This equipment also comprises:
The wood pulp cellulose that upper toilet paper 8 and lower toilet paper 2 are wrapped up and the transition roller 9 of macromolecule water absorbent material first pressing;
The edge-folding mechanism 10 that absorber after first pressing is carried out to flanging encapsulation, it makes absorber be wrapped up completely by toilet paper, in order to avoid in the process using at nursing pad, wood pulp cellulose or macromolecule water absorbent material leak;
And the compacting lower roll 11.2 and compacting top roll 11.1 that the absorber after flanging encapsulation are carried out to compacting again, compacting lower roll 11.2 is connected by synchromesh gear with compacting top roll 11.1;
With for the absorber after compacting again being got ready to fixed getting top roll 12.1 ready and get lower roll 12.2 ready, getting lower roll 12.2 ready is to be made by the stainless steel material of any surface finish, with get top roll 12.1 ready and coordinated getting ready of absorber, get top roll 12.1 ready and be roll body surface uniform make protruding round platform;
And by the cutter of getting fixed absorber ready and cutting off, this cutter comprises cutting knife lower roll 14.2 and cutting knife top roll 14.1, cutting knife lower roll 14.2 is to be made by the higher material of hardness, cutting knife on cutting knife lower roll 14.2 any surface finish and cutting knife top roll 14.1 completes the cut-out work of absorber jointly, in order not make cutting knife always cut absorber at a position of cutting knife lower roll 14.2, what the diameter of cutting knife top roll 14.1 did is greater than cutting knife lower roll 14.2;
And take absorber 100 first of subsequent processing to and carry flat belt 13, the second conveying flat belt 15, carry flat belt to connect negative pressure device.
A kind of hygienic articles nursing pad of the present invention absorber processing method, comprises the steps:
The absorption of A, wood pulp cellulose and macromolecule water absorbent material thereof mix: lower toilet paper 2 supporting wood pulp celluloses have on surface on the adsorbent bed 1 of negative pressure with adsorbent bed on motion guipure move in the lump; Wood pulp crushing machine 5 is pulverized wood pulp volume 3 for wood pulp cellulose, wood pulp cellulose is driven in the interior decline of wood pulp cellulose forming bin 4 by air-flow, be adsorbed on securely on lower toilet paper 2 by the negative pressure on adsorbent bed 1 surface, and form network structure, under the drive that macromolecule water absorbent material in macromolecule storehouse 6 rotates at macromolecule blanking beaming roller 7, slipped into the network structure of wood pulp cellulose by absorption uniformly, and cover with toilet paper 8;
As Fig. 2, illustrated in Figure 3, macromolecule blanking beaming roller 7 is cylindrical roll bodies of being made up of the stainless steel material of any surface finish, when environment temperature and humidity is greater than 50% when above, macromolecule water absorbent material can absorb airborne moisture and expand because of the distinctive moisture pick-up properties of macromolecule water absorbent material, so be provided with heating tube in macromolecule blanking axle inside, in order to reduce ambient humidity, macromolecule water absorbent material kept dry state.Macromolecule blanking beaming roller surface is special semicircular recess (attached illustrated in Figure 3), for continuous storage macromolecule water absorbent material, the effect of these pits is to store macromolecule water absorbent material, in the time that macromolecule blanking axle rotates to bottom, macromolecule storehouse, macromolecule water absorbent material falls in pit, along with the rotation of macromolecule blanking axle is taken away macromolecule storehouse, and drop on equably in proal wood pulp cellulose network structure (as schematically shown in Figure 4), wood pulp cellulose is comparatively loose, and macromolecule water absorbent material has the characteristic of slip, under the powerful negative-pressure adsorption power absorption on adsorbent bed (1) surface, macromolecule water absorbent material can slip into rapidly in the netted gap of wood pulp cellulose, thereby reaching macromolecule water absorbent material mixes with the even of wood pulp cellulose.For controlling the discharge quantity of macromolecule water absorbent material, macromolecule blanking axle is by driven by motor independently, and is connected with the PLC on nursing pad board by converter speed change, guarantees that the discharge quantity of macromolecule water absorbent material keeps even.
This processing method makes macromolecule water absorbent material advance simultaneously at wood pulp cellulose, can be filled in equably in the gap of wood pulp cellulose, well mixes with wood pulp cellulose.After this technology implementation, macromolecule water absorbent material is more evenly distributed in wood pulp cellulose, and can increase the ratio of macromolecule water absorbent material in wood pulp cellulose, implement after the technical program, macromolecule water absorbent material and wood pulp cellulose ratio are up to 1:2, macromolecule water absorbent material ratio in absorber improves, also just increased the imbibition ability of absorber, its distinguishing feature is: do not increasing under the prerequisite of wood pulp cellulose consumption, suitably increase the ratio of macromolecule water absorbent material, can make nursing pad there is larger imbibition ability, and can absorb more equably liquid.
B, absorber compacting are got ready fixed: upper toilet paper 8 wraps up mixed wood pulp cellulose and macromolecule water absorbent material with lower toilet paper 2, be upper toilet paper guiding and complete absorber first pressing by transition roller 9, then by edge-folding mechanism 10, absorber is wrapped up completely, in order to avoid wood pulp cellulose or macromolecule water absorbent material leakage in the process using at nursing pad by toilet paper, compacting lower roll 11.2 has coordinated the compacting again of absorber with compacting top roll 11.1, ensured identical with the speed of compacting lower roll by synchromesh gear, getting lower roll 12.2 ready is to be made by the stainless steel material of any surface finish, with get top roll 12.1 ready and coordinated getting ready of absorber, get top roll 12.1 ready and be roll body surface uniform make the projection of circular platform type, ensured equally identical with the speed of getting lower roll ready by synchromesh gear, absorber is by a pair of compression roll and a pair of compressed molding of moment of getting roller gap ready, wood pulp cellulose in absorber under roll body applied pressure and temperature combined effect moment pressurized the temperature that raises, wood pulp cellulose is under local high temperature and high pressure, in absorber, wood pulp cellulose density increases, the tissue of wood pulp cellulose can become tight (as schematically shown in Figure 5) more.Absorber pressurization, heating, the pressurized pressure of absorber comes from the weight of roll body self and is attached to the resistance cylinder on roll body, both sums are between 40Mp-100Mp, and the temperature of heating is controlled between 120 DEG C-160 DEG C, the gap size of two rollers is 0.5-5mm; On absorber, extrude cellular structure, every cm2 has between 1-2 mesh.This step completes the formation in the solid netted space of wood pulp cellulose, and macromolecule water absorbent material is fixed in solid netted space, limits the slip of macromolecule water absorbent material in nursing pad absorber, has solved nursing pad entirety imbibition problem of non-uniform.Get ready top roll roll body surface uniform make protruding round platform (as schematically shown in Figure 6), the round platform that these are protruding, top diameter 2mm, base diameter is 2.5mm, height 2.2mm, be to be made on the higher body of stainless steel of hardness with chemical corrosion method, there is higher hardness thereby make to get ready top roll.Get top roll ready identical with the diameter of getting lower roll ready, the gap size of two rollers depends on weight and the thickness of wood pulp cellulose, and conventionally gap is 0.5-5mm, thus ensured absorber can distortion in the time getting roller gap ready by two, distortion (as schematically shown in Figure 7).The heating element heater roll body of heating is equipped with in compression roll and the roll body inside of getting roller ready, through the compression roll absorber of compacting again, by two moments of getting roller ready, be subject to two extruding force and the high temperature transient heatings of getting roller ready that wood pulp cellulose density is changed, this variation improves the tensile strength (accompanying drawing 8) of absorber greatly.Two get roller ready extrudes cellular structure on absorber, every cm2 has between 1-2 mesh, limit the slip of macromolecule water absorbent material in nursing pad absorber, solve nursing pad product entirety imbibition problem of non-uniform, the absorber Mei ㎡ weight that this technology is made is between 80 grams-500 grams, absorber, because there being special cellular pressure point to strengthen, has improved the tensile strength of absorber, and the endwise tensile strength of absorber generally can reach 0.15KN/m after tested.(attached illustrated in Figure 9).
C, absorber molding: use cutting knife completes the cut-out of absorber, the making of carrying flat belt to carry absorber to remove nursing pad to subsequent processing; In this step, cutting knife lower roll 14.2 is to be made by the higher material of hardness, cutting knife on cutting knife lower roll 14.2 any surface finish and cutting knife top roll 14.1 completes the cut-out work of absorber jointly, always cut absorber at a position of cutting knife lower roll 14.2 in order not make cutting knife, what the diameter of cutting knife top roll 14.1 did is greater than cutting knife lower roll 14.2, the first conveying flat belt 13 is platforms that absorber is carried, the same flat belt upper surface of carrying has negative pressure, the making that the absorber 100 cutting is taken to subsequent processing and removed nursing pad by the second conveying flat belt 15.
The present invention is not only confined to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; though but in its shape or structure, do any variation, every have identical with a present invention or akin technical scheme, all within its protection domain.
Claims (5)
1. a hygienic articles nursing pad absorber processing method, is characterized in that comprising the steps:
The absorption of A, wood pulp cellulose and macromolecule water absorbent material thereof mix: lower toilet paper (2) supporting wood pulp cellulose has the motion guipure on the upper and adsorbent bed of the adsorbent bed (1) of negative pressure to move in the lump on surface, it is wood pulp cellulose that Wood pulp crushing machine (5) is pulverized wood pulp volume (3), wood pulp cellulose is driven in wood pulp cellulose forming bin (4) and is declined by air-flow, and be adsorbed on securely on lower toilet paper (2) by the negative pressure on adsorbent bed (1) surface, form network structure, under the drive that macromolecule water absorbent material in macromolecule storehouse (6) rotates at macromolecule blanking beaming roller (7), evenly trickled down, the macromolecule water absorbent material of being trickled down is when lower toilet paper (2) is advanced, sucked by the surperficial powerful negative pressure of adsorbent bed (1) in the network structure gap of wood pulp cellulose of lower toilet paper (2) supporting, complete and the mixing of wood pulp cellulose, and above toilet paper (8) covers parcel,
B, absorber compacting are got ready fixed: upper toilet paper (8) wraps up mixed wood pulp cellulose and macromolecule water absorbent material with lower toilet paper (2), be upper toilet paper guiding and complete just compacting of absorber by transition roller (9), then by edge-folding mechanism (10), absorber is wrapped up completely by toilet paper, in order to avoid wood pulp cellulose or macromolecule water absorbent material leakage in the process using at nursing pad; Compacting lower roll (11.2) has coordinated the compacting again of absorber with compacting top roll (11.1), get lower roll (12.2) ready and get top roll (12.1) ready and coordinated getting ready of absorber, there is the protruding round platform of even making on the roll body surface of getting top roll (12.1) ready, this step completes the formation in the solid netted space of wood pulp cellulose, and macromolecule water absorbent material is fixed in solid netted space; To the pressurization of nursing pad absorber, heating, the pressurized pressure of absorber comes from the weight of roll body self and is attached to the resistance cylinder on roll body, both sums are between 40-100Mpa, and the temperature of heating is controlled between 120 DEG C-160 DEG C Celsius, the gap size of two rollers is 0.5-5mm; On absorber, extrude cellular structure, every cm2 has between 1-2 mesh;
C, absorber molding: use cutting knife completes the cut-out of absorber, the making of carrying absorber to remove nursing pad to subsequent processing with the second conveying flat belt (15); Cutting knife in this step on cutting knife lower roll (14.2) and cutting knife top roll (14.1) completes the cut-out work of absorber jointly, always cut absorber at a position of cutting knife lower roll (14.2) in order not make cutting knife, what the diameter of cutting knife top roll (14.1) did is greater than cutting knife lower roll (14.2), the first conveying flat belt (13) is the platform that absorber is carried, the same flat belt upper surface of carrying has negative pressure, the making that the absorber (100) cutting is taken to subsequent processing and removed nursing pad by the second conveying flat belt (15).
2. realize the equipment of a kind of hygienic articles nursing pad absorber processing method as claimed in claim 1 for one kind, comprise, there is the adsorbent bed (1) of negative pressure on surface, on adsorbent bed (1), establish the motion guipure for lower toilet paper (2) supporting wood pulp cellulose, comprise and it is characterized in that: on described adsorbent bed (1), be provided for wood pulp volume (3) to pulverize the Wood pulp crushing machine (5) for wood pulp cellulose, Wood pulp crushing machine (5) connected wood pulp fibres forming bin (4), adsorption gas flow on air-flow and the adsorbent bed producing when wood pulp cellulose is rotated by Wood pulp crushing machine jointly drives in wood pulp cellulose forming bin (4) and declines, negative pressure by adsorbent bed (1) surface is adsorbed on lower toilet paper (2) securely, and form network structure,
On adsorbent bed (1), be provided for the macromolecule blanking beaming roller (7) of dispersed macromolecule water absorbent material, macromolecule storehouse (6) is arranged on macromolecule blanking beaming roller (7), realize macromolecule water absorbent material evenly being trickled down under the drive of macromolecule blanking beaming roller (7) rotation, unrestrained macromolecule water absorbent material is subject to the adsorption of adsorbent bed, when lower toilet paper (2) is advanced, sucked by the powerful negative pressure on adsorbent bed (1) surface in the wood pulp cellulose network structure gap of lower toilet paper (2) supporting, complete and the mixing of wood pulp cellulose, and above toilet paper (8) covers parcel,
This equipment also comprises:
By upper toilet paper (8) and the wood pulp cellulose of lower toilet paper (2) parcel and the transition roller (9) of macromolecule water absorbent material first pressing;
The edge-folding mechanism (10) that absorber after first pressing is carried out to flanging encapsulation, it makes absorber be wrapped up completely by toilet paper, avoids wood pulp cellulose and macromolecule water absorbent material to leak in nursing pad use procedure;
And the compacting lower roll (11.2) and compacting top roll (11.1) that the absorber after flanging encapsulation are carried out to compacting again, compacting lower roll (11.2) is connected by synchromesh gear with compacting top roll (11.1);
With for the absorber after compacting again being got ready to fixed getting top roll (12.1) ready and get lower roll (12.2) ready, getting lower roll (12.2) ready is to be made by the stainless steel material of any surface finish, with get top roll (12.1) ready and coordinated getting ready of absorber, there is the protruding round platform of even making on the roll body surface of getting top roll (12.1) ready;
And by the cutter of getting fixed absorber ready and cutting off, this cutter comprises cutting knife lower roll (14.2) and cutting knife top roll (14.1), cutting knife lower roll (14.2) is to be made by the higher material of hardness, cutting knife on cutting knife lower roll (14.2) and cutting knife top roll (14.1) completes the cut-out work of absorber jointly, in order not make cutting knife always cut absorber at a position of cutting knife lower roll (14.2), what the diameter of cutting knife top roll (14.1) did is greater than cutting knife lower roll (14.2);
And take the absorber (100) after cutting off second of subsequent processing to and carry flat belt (15), the same flat belt upper surface of carrying has negative pressure, the making that the absorber (100) cutting is taken to subsequent processing and removed nursing pad by the second conveying flat belt (15);
And the negative pressure device being connected with the second conveying flat belt (15), the first conveying flat belt (13).
3. equipment according to claim 2, it is characterized in that: described macromolecule blanking beaming roller (7) is to be made up of the rustless steel of any surface finish, have pit arranged in a uniform in macromolecule blanking beaming roller (7) surface distributed, this pit is for continuous storage macromolecule water absorbent material.
4. according to the equipment described in claim 2 or 3, it is characterized in that: macromolecule blanking beaming roller (7) inside is provided with heating tube, in order to reduce ambient humidity, macromolecule water absorbent material is kept dry state.
5. an absorber, is characterised in that: use processing method as claimed in claim 1 or right to use to require the apparatus processing described in 2 to make.
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| CN201210283451.1A CN103381114B (en) | 2012-08-10 | 2012-08-10 | Health nursing pad absorber processing method and equipment thereof |
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| CN201210283451.1A CN103381114B (en) | 2012-08-10 | 2012-08-10 | Health nursing pad absorber processing method and equipment thereof |
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| CN104665994B (en) * | 2013-12-03 | 2017-11-10 | 杭州可靠护理用品股份有限公司 | The pressing process of nursing pad |
| CN103720543A (en) * | 2013-12-30 | 2014-04-16 | 广东百顺纸品有限公司 | Disposable moisture absorption article |
| CN103860333B (en) * | 2014-03-20 | 2015-10-21 | 北京倍舒特妇幼用品有限公司 | A kind of macromolecule water absorbent material and wood pulp cellulose mixing arrangement |
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| CN113397823B (en) * | 2021-06-16 | 2022-11-25 | 浙江亿维护理用品有限公司 | Manufacturing equipment and process of sanitary nursing pad |
| CN113397824B (en) * | 2021-06-16 | 2022-11-25 | 浙江亿维护理用品有限公司 | Manufacturing equipment and process of sanitary nursing mattress |
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