CN1074400A - Be used for flexible web is become the method and apparatus of rectangular band - Google Patents

Be used for flexible web is become the method and apparatus of rectangular band Download PDF

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Publication number
CN1074400A
CN1074400A CN 92111843 CN92111843A CN1074400A CN 1074400 A CN1074400 A CN 1074400A CN 92111843 CN92111843 CN 92111843 CN 92111843 A CN92111843 A CN 92111843A CN 1074400 A CN1074400 A CN 1074400A
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CN
China
Prior art keywords
volume
rotating blade
longitudinal axis
blade
roller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 92111843
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Chinese (zh)
Inventor
F·梅塔
J·-C·特伦布莱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson and Johnson GmbH
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Johnson and Johnson GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson GmbH filed Critical Johnson and Johnson GmbH
Publication of CN1074400A publication Critical patent/CN1074400A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00—Changing the web roll
    • B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
    • B65H19/2284—Simultaneous winding at several stations, e.g. slitter-rewinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
    • B26D1/1575—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/16—Cutting rods or tubes transversely
    • B26D3/161—Cutting rods or tubes transversely for obtaining more than one product at a time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D2007/0012—Details, accessories or auxiliary or special operations not otherwise provided for
    • B26D2007/0075—Details, accessories or auxiliary or special operations not otherwise provided for so-called "winder slitters"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/414—Winding
    • B65H2301/4148—Winding slitting
    • B65H2301/41484—Winding slitting slitting roll after winding, i.e. cutting log into individual rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/414—Winding
    • B65H2301/4148—Winding slitting
    • B65H2301/41486—Winding slitting winding on two or more winding shafts simultaneously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/414—Winding
    • B65H2301/4148—Winding slitting
    • B65H2301/41487—Winding slitting trimming edge

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Sanitary Thin Papers (AREA)
  • Nonmetal Cutting Devices (AREA)
  • Replacement Of Web Rolls (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

Be used for the coiled material of flexible material is cut into the method and apparatus of vertical rectangular band.This method flexible material that comprises the steps: to reel becomes volume, and rotating blade is pressed to the circumferential surface of volume, and described volume rotates, with the pull flexible web.Described flexible web is cut continuously by rotating blade, is wound up on the roller and becomes the band of separation.

Description

Be used for flexible web is become the method and apparatus of rectangular band
The present invention relates to a kind of, vertical method and apparatus along the band stretched narrow flexible continuous coiled material cutting.Particularly can be used for to absorb the material of liquid.They can be processed on automatic equipment, for example cut into strips with peat, make the absorbefacient product of throwing away, as health napkin, diaper, adult's panty girdle, urine pad, dressings and similar article.
The potentiality of peat material in known technology, have been affirmed, it act as in the structure that absorbing medium is used in the absorber exudate, peat material has desirable good absorption characteristic, tangible absorbability and blot ability, promptly absorb continuously liquid in for a long time, all liq is sucked in the peat at one section.These attributes make this material have absorption portion efficiently, and this material can make quite thin, make it next to the shin, comfortable and processing freedom, and enough absorbabilities have prevented to leak outside and stain coat.
Below the listed United States Patent (USP) product thrown away that adopted the peat material manufacturing easily to absorb.
Open day of patent No. inventor
1979.10.9 such as 4,170,515 Lalancette
4,215,692 Levesque 1980.8.5
4,226,237 Levesque 1980.10.7
4,305,393 Nguyen 1981.12.15
4,473,440 Ovens 1984.9.25
4,507,122 Levesque 1985.3.26
4,618,496 Brasseur 198610.21
1987.6.30 such as 4,676,871 Caeieux
4,992,324 Dube 1991.2.12
5,053,029 Yang 1991.10.1
These draw opinion at this as a reference.
Peat material can be made the high viscosity coiled material by disclosed any processing method of above-mentioned prior art, and coiled material is convenient to processing, and it can be processed on High-Speed Automatic equipment, makes the product that easy attraction can be thrown away.
When the peat coiled material is narrow continuous strip, can process the equipment that absorption can be thrown away product, can fill and to play a role.Thereby need trimming not and add separately absorbent cores.In practical operation, the width of absorbent cores is rather narrow, and the health napkin is 5 centimetres, and diaper and disposable adult's panty girdle are slightly looseer, and in order to obtain narrow like this band, common way is vertically to cut the wide coiled material of peat, and just it becomes several strips.These bands are wound up on the common core, make the independent rollers with required width.Cutting process is not have the peat volume that supports by row to finish by cutting work station, described cutting work station has a relative coiled material and laterally along the cutter sweep and the compartment of terrain of stretching some blades is housed, when coiled material moves forward, blade cuts coiled material continuously, this method processing has the cardboard of relative uniform thickness, and effect is pretty good.It is difficult that yet peat coiled material thickness keeps within the high accuracy scope, and obvious variation usually as seen.Notice that the paper thickness of Bian Huaing is utilizing cutter to cause cutting unstable like this when cutting.In severe case, unstable cutting can they cause when being reeled adjacent ribbons overlapping and destroy whole peat coiled material.
The continuous coiled material that the invention provides a kind of continuous coiled material matter with flexible material such as peat material becomes the method and apparatus of taeniae, when coiled material is reeled or destroyed, can not cause under the dangerous situation owing to the phase adjacent band is overlapping, apace the uneven coiled material of cutting thickness.
Say briefly that specifically the invention provides the method for the continuous slitting band of flexible web, its method comprises the steps:
The flexible web of-coiling rolls up, and rotates this volume so that pull out flexible web,
-when rotating volume, a rotating blade press to rotate the volume surface and
-rotating blade is rotated, Juan rotation causes the relative motion between rotating blade and the flexible web thus, cuts coiled material continuously, and it is become the band of separation.
This method makes its slitting band, be rolled into the coiled material of uneven gauge, as the peat coiled material, can be not overlapping or damage the serious harm of coiled material because of adjacent ribbons, this owing to cutting action with being on roller, to finish, its roller is firmly supported, it is compared with the coiled material that does not support operation and may reduce bending or move, therefore, accurately cutting action can allow the variation of paper thickness.
Specifically briefly say the equipment that is used for flexible material is rolled up slitting band that the invention provides, this equipment comprises:
-one the coiler device of flexible material continuous reeling rolling, makes described coiler device pull flexible web and supports this volume;
-one cutting device comprises a rotating blade, it and the circumferential surface combination of rolling up, and volume rotates and causes that blade is relative motion between the web-like flexible material, cuts coiled material continuously and is divided into band.
In preferred embodiment, cutter sweep comprises a longitudinal axis, and some annular blades are housed on this axle axially spaced-apart.Described longitudinal axis is parallel with flexible web and be pressed on this volume, and in order to realize cutting action, the direction of rotation of axle is opposite with the convolution veer, and the band of same widths is made in the equidistant mutually setting of annular blade.Also can expect, change the interval between blade, can make the band of different in width.
For this reason, cutter sweep is equipped with one or more guide rollers, be placed in rotatably on the longitudinal axis between adjacent knife blades, and on the flexible material volume, the effect of guide roller is a control blade depth of cut.
In preferred embodiment, flexible material volume is by its pair of parallel drive roll rotation of supporting, and slightly at interval, the groove of flexible material volume is vertically accepted in formation one between the described drive roll.One of drive roll rotates, and it rotates flexible material volume by the frictional force between drive roll surface and flexible material volume.
Fig. 1 is the perspective diagram that present device is cut into the continuous coiled material of peat material several strips;
Fig. 2 is the side view of equipment coiling cutting work station shown in Figure 1;
Fig. 3 and Fig. 4 are the side views that is similar to coiling cutting work station shown in Figure 2, and just the peat coiled material has increased gradually;
Fig. 5 is the partial enlarged drawing of equipment shown in Figure 1, the blade of its cutter sweep cut flexible web and
Fig. 6 is the front view of cutter sweep shown in Figure 5.
Device of the present invention is particularly suitable for the coiled material of imbibition, for example has the peat cutting or the narrow rectangular band of different-thickness, should be understood that device of the present invention is not limited to cut specific material, and it can handle wide flexible thin cardboard, for example paper.
Described cutting equipment is represented with label 10, it comprises roller apron 12, and this device will be rolled up or peat material 14 imports a cutting station 18 from feed volume 16, and this cutting work station 18 comprises a trimming device 20, be used to cut the side of described coiled material, make coiled material have straight side and equal wide.Described coiled material cutting work station 18 also comprises a coiler device 22, is used for reeling entering the volume 24 with mandrel 25 from trimming station 20.Station 18 comprises a cutting device 26, is used for the coiled material on the volume 24 is cut into long narrow band, and this long narrow band is rolled to and forms independently narrow volume on the mandrel 25.
Described trimming station 20 has a cutting roller 28, it comprises a rotating shaft 30, and this axle laterally along stretching, is made the environment-development sheet 32 that radially protrudes along coiled material 14 on axle 30, described section 32 axially is being spaced from each other, and the distance between the section 32 determines that 3 import the width of cutting work station 18 coiled materials 14.Cutting roller 28 and anvil roller 34 mating reactions, this anvil roller 34 comprises that the annular groove 36(that accepts blade 32 only shows one in the drawings).
Cutting roller 28 and anvil roller 34 rotate moving in the opposite direction, and by the side of shear action cutting coiled material 14, the supporting of these rollers and their drive unit are not shown in order to be reduced at.
Coiler device 22 is positioned on the trimming station 20, and it comprises a pair of vertical drive roll 38 and 40, and they are usually parallel to each other and slightly separate, and defines vertical dimple between them, supporting volume 24 in its dimple.Drive roll 38 and 40 is connected (not shown in FIG.) and rotates with same direction with general drive unit.
Cutter sweep 26 comprises a longitudinal axis 42, and it is generally parallel with the longitudinal axis of volume 24 and lean on drive unit 44 to rotate.Axle 42 is slidably mounted on vertical edge and stretches in the guide wheel 46, and therefore whole cutter sweep 26 can move radially by relative volume 24.Drive unit 44 can driving shaft 42, and axle 42 slides in guide rail 46, and the device with this specific character belongs to known technology, and it is unnecessary that its details is described.
Cutter sweep 26 also comprises several annular blades that radially protrudes 48, and they are loaded on the axle 42 and axially spaced-apart rigidly.Blade 48 can be cut coiled material 14 or the band of same widths equidistantly, perhaps can change blade space from and make the band of different in width.A deflector roll 49 is equipped with in rotation on the axle 42, and they are suitable for being contained between the adjacent knife blades 48, and it is littler than blade 48 diameters from the footpath, and deflector roll 49 rolls to contact with the periphery of volume 24 and relatively rotates.
The air rammer cylinder 51 that is installed in one of them guide rail 51 cooperates with axle 42, and to change the upright position of axle, piston-cylinder apparatus 51 also is used for relative volume 24 and promotes cutter sweep 26.At cutter sweep 26 with roll up between 24 surfaces the pressure size and control by the air pressure in the regulating piston cylinder 51.
The course of work of cutting equipment 10 is as described below, and by turn-off, the guide edge of coiled material passes guide roller 12 to coiled material 14 from feed volume 16, and passes through trimming station 20 up to coiler device 22.Also on mandrel 25, reel 12 circles to drive volume 24 with the guiding of handgrip coiled material 14 then.Cutter sweep 26 can be crossed the piston cylinder 51 of elongation and descend, and is bearing on the volume 24.Gas pressure in the piston cylinder is adjustable.Thereby obtain cutter sweep and roll up 24 desirable force value.Success of the present invention, this parameter is not a key element, because equipment 10 can be worked under very wide pressure, described pressure is meant cutter sweep 26 and rolls up 24 pressure, it is constant that the pneumatic circuit of best described piston cylinder 51 can keep its air pressure, does not consider the dilation of piston cylinder 51 at this.This feature has guaranteed that the pressure of cutter sweep 26 relative volumes 24 is constant when cutter sweep is in the different vertical position.
Driven coiler device 22 makes drive roll 38 and 40 according to direction of arrow rotation among Fig. 2 to 4, because drive roll 38 and 14 of 40 coiled materials have frictional force to make volume 24 rotations, and pull coiled material 14 constantly forms roller.
When coiler device rotated, the drive unit in the trimming station 20 was driven, and the marginal portion by the coiled material between them is cut away in roller 28 and 34 rotations, and the burr abandoned of formation becomes preferably recycling.
The drive unit 44 of cutter sweep 26 is driven, axle 48 is rotated by the direction of arrow of Fig. 2 to 4, the rotation direction of axle 42 and the switched in opposite of rolling up 24, because described rotary action, blade 48 cuts into narrow rectangular band continuously to the coiled material 14 that volume 24 forms, and these bands are rolled into separate volume on mandrel 25.Along with the increase of coil diameter, cutter sweep 26 is the power that applied by piston cylinder 51 of opposing and rising constantly, should manage Jie, and the constant air pressure in piston cylinder 51 pneumatic circuits can keep that pressure is in constant substantially between cutter sweep 26 and the volume under the different-diameter roller.
Controlled the degree of depth of blade 48 intrusion rollers at the deflector roll 49 of volume 24 upper supports, particularly shown in Fig. 5 and 6 this feature, described depth of invasion surpasses radially determining along the amount of stretching of deflector roll 49 by blade, in the example shown, the diameter of blade is about 15.24 centimetres, and the deflector roll diameter is about 14.92 centimetres, and its immersion depth is about 0.318 centimetre thus, general peat coiled material thickness is about 0.07 centimetre, so blade 48 is cut three layers to four layers of volume 24 approximately.
The scope of the invention is not by narration; embodiment and prompting limit; under mental condition of the present invention, can make amendment; the present invention can be finished by hygienic protection, method and technology uncontrolled, that medical treatment absorbs about the product of health and other physically and mentally healthy purposes and the application of method, as being known at present or in the future concerning the ripe technical staff of freezing.Can think that like this application has covered the case of the enforcement of modifications and variations of the present invention, they are included under the preceding topic within dependent claims and the equivalent scope.

Claims (10)

1, a kind of continuous coiled material for flexibility is cut into the method for vertical rectangular band, and described method feature comprises the steps:
-continuous coiled material of flexible material is rolled up, and rotate described volume, so that the flexible material on the pull volume;
-make rotating blade press to the circumferential surface of described volume, and described volume rotates and
-rotate described rotating blade, the rotation of described volume, rotating blade and be between the flexible material volume of described web-like and produce relative motion cuts flexible material volume continuously and it is wound up on the described roller band as separation.
2, the method for claim 1 is characterized in that comprising the steps, rotates described rotating blade and described volume with opposite direction.
3, the method for claim 1 is characterized in that comprising the steps, adjusts the degree of depth that described rotating blade is cut described volume.
4, the method for claim 1 is characterized in that described volume is supported on a pair of substantially parallel face of cylinder, and rotates of described surface at least around its longitudinal axis and make described roller rotation.
5, the method for claim 1 is characterized in that: when the diameter of described volume increases gradually, with respect to mutually the longitudinal axis of volume radially outward move described rotating blade.
6, the equipment of method is characterized in that cutter sweep comprises according to claim 1:
-longitudinal axis is equipped with the some radially protruding blade that shows of axially spaced-apart on it;
-drive unit makes described longitudinal axis around its longitudinal axis rotation; With
-device that the described relatively volume of the described longitudinal axis is pressed is cut into some vertical edges to described flexible web and stretches band.
7, equipment as claimed in claim 6 is characterized in that one is installed in the guide roller on the described longitudinal axis rotatably, and the diameter of described guide roller is littler than described blade diameter, and when described roller rotated, it was the circumferential surface contact, to regulate the degree of depth of blade incision volume.
8, equipment as claimed in claim 6 is characterized in that processing the trimming station of described flexible web, before described flexible web is cut into rectangular band, and the cutting longitudinal edge portions.
9, equipment as claimed in claim 6 is characterized in that rotating blade can radially outward move relative to described roller longitudinal axis, and therefore, when the diameter of described roller increased gradually, described rotating blade radially outward moved relative to longitudinal axis.
10, equipment as claimed in claim 9 is characterized in that rotating blade is slidably mounted in the guide rail, described guide rail can make rotating blade relative to the described diameter of axle to moving.
CN 92111843 1991-12-13 1992-12-12 Be used for flexible web is become the method and apparatus of rectangular band Pending CN1074400A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80652391A 1991-12-13 1991-12-13
US806,523 1991-12-13

Publications (1)

Publication Number Publication Date
CN1074400A true CN1074400A (en) 1993-07-21

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CN 92111843 Pending CN1074400A (en) 1991-12-13 1992-12-12 Be used for flexible web is become the method and apparatus of rectangular band

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EP (1) EP0546586A1 (en)
JP (1) JPH05247840A (en)
CN (1) CN1074400A (en)
AR (1) AR248093A1 (en)
AU (1) AU3012192A (en)

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CN103121603A (en) * 2013-01-24 2013-05-29 河南科技大学 Flexible material rewinding slitting system and rewinding slitting mechanism thereof
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JPH05247840A (en) 1993-09-24
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EP0546586A1 (en) 1993-06-16

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