EP2616577A2 - Faserschneidvorrichtung - Google Patents
FaserschneidvorrichtungInfo
- Publication number
- EP2616577A2 EP2616577A2 EP11770689.5A EP11770689A EP2616577A2 EP 2616577 A2 EP2616577 A2 EP 2616577A2 EP 11770689 A EP11770689 A EP 11770689A EP 2616577 A2 EP2616577 A2 EP 2616577A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- cutting
- converter
- counter
- unit
- fiber
- 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.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 335
- 239000000835 fiber Substances 0.000 title claims abstract description 93
- 230000001154 acute effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- 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
- B26D1/25—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 non-circular cutting member
- B26D1/26—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/28—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting
-
- 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
- B26D1/25—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 non-circular cutting member
- B26D1/26—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/28—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting
- B26D1/285—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting 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
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
- B26D7/2621—Means for mounting the cutting member for circular cutters
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G1/00—Severing continuous filaments or long fibres, e.g. stapling
- D01G1/02—Severing continuous filaments or long fibres, e.g. stapling to form staple fibres not delivered in strand form
- D01G1/04—Severing continuous filaments or long fibres, e.g. stapling to form staple fibres not delivered in strand form by cutting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/929—Tool or tool with support
- Y10T83/9372—Rotatable type
- Y10T83/9396—Shear type
Definitions
- a converter cutting device for a converter which is intended to convert an endless fiber into cut fibers, is already known, having a rotation axis of a rotating drivable cutting unit comprising a cutting means with a cutting edge.
- the invention relates to a converter cutting device for a converter, which is intended to convert at least one continuous fiber into cut fibers, with at least one rotationally drivable cutting unit comprising at least one cutting means with at least one cutting edge.
- the cutting means with a plane oriented perpendicular to the axis of rotation include a cutting angle other than 0 degrees.
- wear of the cutting unit can be reduced.
- this can maintain a sectional line of the converter cutting device in comparison with known converter cutting devices, whereby a converter can be provided which has an advantageously long service life and an advantageously high processing speed.
- a “cutting unit” is to be understood as meaning, in particular, a group of components that are firmly connected to one another and that can be driven in a rotating manner
- Cutting edge has.
- the term "cutting edge" of the cutting means should be understood to mean, in particular, a side edge of the cutting means in which two surfaces of the cutting means adjoin one another at an acute angle, the cutting edge being ideally describable by a line running along the side edge forming the cutting edge
- the cutting edge has a length of at least 5 millimeters, preferably a length of at least 10 millimeters, and particularly advantageously a length of approximately 20 millimeters to 30 millimeters, wherein in principle even longer lengths are conceivable In principle, however, the cutting edge can also be curved.
- “Provided” is to be understood in particular to be specially equipped and / or designed.
- cutting angle enclosed by the cutting means with the plane, intended in particular to an angle ver ⁇ were enclosed by the cutting means at least in the region of the cutting edge with the plane perpendicular to the rotation axis.
- the cutting angle is formed as an angle
- a "movement direction” is to be understood here in particular as meaning a direction vector which has an intended cutting movement direction of an arbitrary point of the cutting device
- Cutting edge defined at any time. It is particularly advantageous if the cutting means the
- a point of the cutting edge is used which has the smallest distance to the axis of rotation of the cutting unit.
- the cutting angle can have different angles along a course of the cutting edge.
- the at least one cutting medium has a cutting angle of approximately 1 degree.
- a cutting angle of about 1 degree a particularly low wear of the cutting edge can be achieved, whereby a particularly long service life can be achieved.
- the cutting angle in a range between 0.5 degrees and 1.5 degrees and especially advantageously in a range between 0.8 and 1.2 degrees degrees.
- the cutting unit comprises at least one cutting support element which defines the cutting angle not equal to zero for the cutting means.
- the cutting means can be designed simply, wherein in particular conventional cutting means can continue to be used.
- a "cutting support element” should be understood to mean, in particular, an element that has a defined bearing surface for the cutting means whose inclination defines the cutting angle.
- the cutting edge comprises an inner point and an outer point, between which it has an axial cutting offset.
- axial blade offset is to be understood in particular as meaning that the inner point of the blade is offset in the axial direction from the outer point of the blade, an “axial direction” being understood to mean in particular a direction parallel to the rotational axis of the cutting unit.
- an “inner point” of the cutting edge is a
- the converter cutting device has at least one stationary counter cutting unit with at least one counter cutting means, which forms a counter cutting edge.
- a particularly advantageous counter-blade can be provided.
- fixed is meant in particular that the counter-cutting unit is fixed at least in a normal operation.
- the cutting edge and the at least one counter cutting edge are provided for a paper cut.
- a "shear cut” is to be understood in particular as meaning that an intersection point of the cutting edge with the counter-cutting edge moves during a cutting movement, wherein preferably the intersection point migrates successively from the inner point of the cutting edge in the direction of the outer point of the cutting edge.
- the at least one counter cutting means having a plane oriented perpendicular to the axis of rotation includes a cutting angle of about 0 degrees.
- a cutting angle of approximately 0 degrees is to be understood in particular as meaning that the counter-cutting edge of the counter-cutting means runs in a plane perpendicular to the rotational axis of the cutting unit is oriented.
- approximately Is to be understood as meaning a deviation of not more than 0.5 degrees and particularly advantageously a deviation of not more than 0.2 degrees.
- the cutting edge and the counterknife have a maximum cutting distance which is smaller than the cutting offset of the cutting edge.
- a particularly advantageous cut can be achieved.
- the cutting edge bears against the counter-cutting edge over at least one region of the cutting movement, as a result of which a particularly clean and safe cut of the endless fiber can be realized.
- a "cutting distance” should be understood to mean, in particular, a distance between the inner point of the cutting edge and the counter-cutting edge.
- the converter cutting device comprise at least one continuous fiber feed assigned to the at least one counter cutting edge, which is intended to introduce at least two continuous fibers into a cutting space simultaneously in the area of the counter cutting edge
- the term "in the region of the counter-blade” is to be understood in particular to mean that the endless fiber is introduced directly into the cutting space in front of the counter-cutting edge, ie h at a cutting movement, the two Continuous fibers are located between the cutting edge and the counterknife.
- the continuous fiber feed preferably has at least two fiber exit openings assigned to a counter cutting edge.
- a particularly advantageous embodiment can be achieved.
- assigned is meant in particular that an endless fiber guided through the fiber outlet opening is cut by means of the counter-cutting edge.
- a converter which is intended to convert at least one continuous fiber into cut fibers, is proposed with a converter cutting device according to the invention.
- the converter cutting device preferably has at least three counter cutting units distributed about an axis of rotation of the cutting unit.
- a converter can be provided in which a plurality of continuous fibers, in particular endless fibers of different thickness and / or different type, are simultaneously cut once around their axis of rotation during a single rotary movement of the cutting unit, whereby a particularly advantageous embodiment of a converter, in particular with a high Cutting performance, can be easily realized.
- the converter cutting device comprises a central
- Cutting space in which the rotatably arranged cutting unit and the at least three fixed counter cutting units are arranged.
- Particularly preferred are the at least three Counter cutting units evenly distributed around the axis of rotation of the cutting unit.
- the converter has a fiber-feeding device for feeding at least one continuous fiber, which has at least one roll advancing unit and at least one compressed-air advancing unit.
- a fiber-feeding device for feeding at least one continuous fiber, which has at least one roll advancing unit and at least one compressed-air advancing unit.
- the compressed air conveyor unit is provided for threading the continuous fiber, whereby an endless fiber can be easily threaded into the fiber feeder device.
- the compressed air preferred unit has at least one input-side guide tube and an output-side guide tube.
- the fiber feed roller unit has at least one feed roller which is arranged between the guide tubes of the compressed air feed unit.
- the fiber preform unit can be configured particularly advantageously. In particular, thereby a safe transport of the continuous fiber can be achieved, while at the same time a preferred speed can be set advantageously.
- FIG. 1 shows a cross section through a cutting unit of a converter cutting device
- Fig. 4 is an overall view of an underside of
- Fig. 5 is a fiber feeding device for supplying a
- Figures 1 to 4 show a converter which is intended to convert continuous fibers into cut fibers.
- the converter comprises a converter cutter 10 and a fiber feeder 37.
- the fiber feeder 37 feeds the endless fibers at an adjustable preferential speed to the converter cutter 10.
- the Converter cutter 10 cuts the continuous fibers into short cut fibers.
- the converter cutting device 10 comprises a rotatably arranged cutting unit 12 and a stationary counter-cutting unit 19. Furthermore, the converter cutting device 10 comprises a drive 43 for the cutting unit 12.
- the drive 43 comprises a non-illustrated drive machine with a drive shaft 44, with which the cutting unit 12 is connected.
- the cutting unit 12 forms a cutting head, which can be driven in rotation by means of the drive machine.
- the cutting unit 12 is formed in several parts. The
- Cutting unit 12 comprises a base body 45, which provides a receptacle for mounting the drive shaft 44 of the drive machine. Furthermore, the cutting unit 12 comprises a cutting means 13 which is fixedly connected to the base body 45. For connecting the cutting means 13 to the base body 45, the cutting unit 12 comprises a cutting receptacle with a cutting contact element 16 and a clamping attachment 46. In addition, the cutting unit 12 comprises a cover 47 which covers the cutting receptacle.
- the clamp 46 includes a clamping washer 48 and a screw 49 for providing a clamping force.
- the cutting means 13 of the cutting unit 12 is clamped between the clamping disc 48 of the clamp 46 and the cutting support member 16.
- the screw 49 of the clamp is screwed into the main body 45. Starting from a head of the screw 49 passes through the screw 49 successively the Clamping disc 48, the cutting means 13 and the blade receiving member 16 before engaging in a thread in the Grundgroper 45.
- the main body 45 and the cover 47 have in one
- Cross-sectional plane which is perpendicular to a rotation axis 36 of the cutting unit 12, a substantially circular cross section.
- the cutting means 13 of the cutting unit 12 projects laterally beyond the cross section of the main body 45 with respect to the axis of rotation 36.
- the cutting means 13 is fixed decentralized to the base body 45.
- the blade holder with the clamping attachment 46 is offset from the axis of rotation 36.
- the cutting means 13 and the cutting receptacle form an imbalance.
- the cover 47 which covers the cutting receptacle, forms a counterweight.
- the cutting unit 12 thus has a symmetrical weight distribution with respect to the axis of rotation 36.
- the screw 49 of the clamp 46 is disposed approximately centrally between the axis of rotation 36 and an edge of the main body 45.
- the cutting receptacle extends over an area which occupies approximately one half of the main body 45.
- the cutting means 13 of the cutting unit 12 is thus arranged asymmetrically with respect to the axis of rotation 36.
- the cutting means 13 has two blunt side edges 50, 51 and at least one sharp side edge 52.
- a fourth not shown side edge can also be sharp be.
- the two blunt side edges 50, 51 are arranged opposite each other. They run almost parallel to each other.
- the two sharp side edges, of which only the side edge 52 is shown, are also arranged opposite one another.
- the blunt side edges 50, 51 and the sharp side edge 52 are at an angle of approximately 45 degrees and 135 degrees to each other.
- Cutting means 13 thus has a shape which corresponds approximately to a parallelogram.
- the sharp side edge 52 is thus arranged outside of the main body 45 and forms a cutting edge 14, by means of which the endless fiber is cut.
- a cutting movement is thus formed as a rotary movement about the rotation axis 36 of the cutting unit 12.
- a movement direction 53, with which the cutting means 13 is moved, is thus directed with respect to the rotation axis 36 in the circumferential direction.
- the intended direction of movement 53, which executes the cutting means 13 is thus defined by a tangent of a circle having the axis of rotation 36 as the center and the axis of rotation 36 passes through vertically.
- the cutting means 13 includes with the intended direction of movement 53 an angle not equal to 0 degrees.
- the cutting means 13 thus closes a cutting angle 15 with a plane which is oriented perpendicular to the axis of rotation 36. equal to 0 degrees.
- the entire cutting means 13 is tilted about a tilting axis 61, which runs in the plane parallel to the axis of rotation 36. Basically, it is also conceivable that the
- Cutting means 13 has the cutting angle 15 not equal to 0 degrees only in some areas, for example, in a bent running cutting means.
- the cutting means only in the region of the cutting edge has the cutting angle not equal to 0 degrees, for example by a corresponding cut in the region of the cutting edge.
- the cutting means 13 is plate-shaped, i. has a substantially constant thickness, which is significantly smaller than a length of the side edges 50, 51, 52. Das
- Cutting means 13 thus has two mutually parallel main surfaces, which form an upper side 54 and a lower side 55 of the cutting means 13.
- the underside 55 of the cutting means 13 faces the counter cutting unit 19.
- the cutting angle 15 of the cutting means 13 is defined by the underside 55.
- the cutting angle 15 can thus be represented by a profile of the underside 55 in a cross-sectional plane in which a direction vector is located, which defines the direction of movement 53.
- the main rotation axis 36 the projection of which can be represented in the cross-sectional plane, runs perpendicular to the direction of movement 53 in this cross-sectional plane.
- the cross-sectional plane for determining the cutting angle 15 is thus defined by the direction of movement 53 and the projection of the axis of rotation 36.
- the tilting axis 61 runs perpendicular to the rotation axis 36.
- the side edge 50 runs parallel to the tilting axis 61.
- the tilting axis 61 itself thus has a course which corresponds to almost a radial progression with respect to the rotation axis 36. A minimum distance between the tilting axis 61 and the rotation axis 36 is almost zero.
- the cutting edge 14 of the cutting means 13 is linear.
- the cutting edge has a length of about 20 millimeters.
- the cutting means 13 thus has the same cutting angle 15 over the entire length of the cutting edge 14.
- the cutting angle 15, the cutting means 13 has, is about 1 degree.
- the cutting angle 15 is negative, that is, it causes a distance between the cutting edge 14 and a counter-blade 25 at a point of intersection to decrease during a cutting movement.
- the two blunt side edges 50, 51 of the cutting means 13 form a front side and a rear side of the cutting means 13.
- a point of the side edge 50 formed as a front runs over a fixed point, for example on the counter-cutting unit 19, before an equivalent point of the side edge 51 formed as a back side passes over this point.
- the cutting edge 14 has a course which is oriented obliquely to the direction of movement.
- the cutting edge 14 thus comprises an inner point 17, which has the shortest distance from the axis of rotation 36 and has an outer point 17.
- the inner point 17 of the cutting edge 14 is offset axially along the axis of rotation 36 against the outer point 18 of the cutting edge 14.
- the cutting edge 14 thus has a cutting offset 28, which corresponds to an axial distance between the two points 17, 18 of the cutting edge 14.
- the counter-cutting unit 19 comprises a counter-cutting means 22 which has an upper side facing the cutting unit 12, which runs perpendicular to the axis of rotation 36 of the cutting unit.
- the counter-cutting means 22 thus includes with a plane oriented perpendicular to the axis of rotation 36, a cutting angle of 0 degrees.
- the upper side of the counter-cutting means 22 extends parallel to the plane which is oriented perpendicular to the axis of rotation 36 of the cutting unit 12.
- the counter-cutting means 13 forms a counter-blade 25, which extends in relation to the rotational axis 36 of the cutting unit 12 in the radial direction. A cutting distance between the cutting means 13 of
- the cutting distance is defined as a distance that the inner point 17 of the cutting edge 14 from the counter-blade 25 is spaced.
- the cutting distance is about 0.01 millimeters.
- the inner point 17 extends at a distance over the counter-blade 25.
- the snow movement is thus formed as a paper cut, for which the cutting edge 14 and the counter-blade 25 are provided.
- the converter cutting device 10 comprises a cutting space 32 in which the cutting unit 12 and the counter cutting unit 19 are arranged. Further, the converter cutting apparatus 10 includes an endless fiber feeder 29 intended to simultaneously feed two or more continuous fibers into the endless fiber feeder 29
- the endless fiber feeder 29 is In this case, only the one counter-blade 25 of the counter-cutting unit 19 is assigned, ie the simultaneously introduced into the cutting space 32 continuous fibers are cut during a cutting movement of the cutting edge 14 with the counter-blade 25.
- the endless fiber feed 29 comprises an outlet element 56 into which three fiber outlet openings 33, 34, 35 are introduced.
- the three Fas Lucasstrittsöff openings 33, 34, 35 are arranged along the counter-blade 25 of the counter-cutting unit 19.
- the fiber outlet openings 33, 34, 35 are arranged in a radial direction one behind the other in a region in front of the counter-blade 25, whereby they are cut in a cutting movement by means of a single shear cut.
- the exit element 56 is exchangeable.
- the outlet element 56 used in the illustrated embodiment comprises the three fiber outlet openings 33, 34, 35, which have a different size.
- the outlet element 56 instead of the outlet element 56, it is also possible to use an outlet element which has only two or only one fiber outlet opening.
- fiber exit openings with different diameters can also be used. Both a number of continuous fibers and a diameter of the continuous fibers can be adapted to different requirements by the exchangeable outlet element 56.
- the converter cutting device 10 comprises, in addition to the described counter cutting unit 19, two further counter cutting units 20, 21, which are of analogous design.
- the converter cutting device 10 thus comprises the three analog formed fixed counter-cutting units 19, 20, 21 and the rotationally driven cutting unit 12th
- the three counter-cutting units 19, 20, 21 are arranged symmetrically about the axis of rotation 36.
- the counter-cutting units 19, 20, 21 each include a counter-cutting means 22, 23, 24, each forming a counter-blade 25, 26, 27 of the corresponding counter-cutting unit 19, 20, 21.
- the counter-cutting edges 25, 26, 27 are each offset by 120 degrees relative to one another.
- the three counter-cutting means 22, 23, 24 are arranged in the central cutting space 32 of the converter cutting device 10. A rotation of the
- Cutting unit 12 by 360 degrees results in a shear cut at each of the counter cutting units 19, 20, 21.
- the fiber feeder 37 of the converter comprises a roll advancing unit 38 and a compressed air advancing unit 39.
- the roll advancing unit 38 has a driven advancing roller 42 and a pinch roller 57.
- the compressed air feed unit 39 comprises a compressed air feed, by means of which an air flow is generated along a conveying direction 60 of the endless fibers.
- the roll advancing unit 37 comprises an adjusting mechanism 58, by means of which the pressure roller 57 can be lifted off the advancing roller 42.
- the compressed air advancing unit 39 comprises two guide tubes 40, 41, which are arranged along the conveying direction 60 before and after the roll advancing unit 38.
- the output-side guide tube 41 to which the converter cutting device 10 connects, is fixedly arranged.
- the input-side fiber guide tube 40 is arranged displaceably. For threading an endless fiber 11 in the fiber prefraction device 37, the feed roller 42 and the pressure roller 57 are moved apart.
- the two fiber guide tubes 40, 41 of the compressed air advancing unit 39 are pushed so close to each other that the continuous fiber, when introduced into the input side guide tube 40, is automatically drawn into the output side guide tube 41 by the air flow.
- the guide tubes 40, 41 are guided between the feed roller 42 and the pressure roller 57.
- the fiber-prefraction device For fixing the continuous fiber 11, the fiber-prefraction device comprises a fiber clamping unit 59.
- the fiber clamping unit 59 is arranged in front of the input-side fiber guiding tube 40 with respect to the conveying direction 60. As soon as the endless fiber 11 completely penetrates the fiber-prefraction device 37, the endless fiber 11 is fixed by means of the fiber clamping unit 59.
- the two guide tubes 40, 41 are pushed apart and the pinch roller 57 is brought into contact with the feed roller 42.
- the endless fiber 11 is thereby clamped between the advancing roller 42 and the pressure roller 57.
- the fiber clamping unit 59 can be opened again.
- a conveying speed for the continuous fiber 11 is adjusted by means of the roll advancing unit 38.
- the conveying speed is set via a rotational speed of the feed roller 42.
- the compressed air preferred unit 39 is in the normal operation for transporting the continuous fiber 11 through the guide tubes 40, 41 and other, not shown guide tubes, which may be arranged before or after the fiber prefraction device 37 is provided.
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201010045702 DE102010045702A1 (de) | 2010-09-16 | 2010-09-16 | Faserschneidvorrichtung |
PCT/EP2011/004575 WO2012034675A2 (de) | 2010-09-16 | 2011-09-12 | Faserschneidvorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2616577A2 true EP2616577A2 (de) | 2013-07-24 |
EP2616577B1 EP2616577B1 (de) | 2015-08-12 |
Family
ID=44908186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11770689.5A Not-in-force EP2616577B1 (de) | 2010-09-16 | 2011-09-12 | Faserschneidvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US9308659B2 (de) |
EP (1) | EP2616577B1 (de) |
CA (1) | CA2812183C (de) |
DE (1) | DE102010045702A1 (de) |
WO (1) | WO2012034675A2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3106549A1 (de) * | 2015-06-17 | 2016-12-21 | Schmidt & Heinzmann GmbH & Co. KG | Konverterschneidvorrichtung |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015109713A1 (de) | 2015-06-17 | 2016-12-22 | Schmidt & Heinzmann Gmbh & Co. Kg | Materialvorschubvorrichtung |
NL1041396B1 (en) * | 2015-07-10 | 2017-01-30 | Willem Frans Van Der Mast Ir | A chopper assembly and a method for cutting filaments. |
DE102015120969A1 (de) | 2015-12-02 | 2017-06-08 | Schmidt & Heinzmann Gmbh & Co. Kg | Produktionsvorrichtung |
DE102015120968A1 (de) | 2015-12-02 | 2017-06-08 | Schmidt & Heinzmann Gmbh & Co. Kg | Materialauftragungsvorrichtung |
DE102020120576A1 (de) | 2020-08-04 | 2022-02-10 | Hauni Maschinenbau Gmbh | Hartmetallmesser für Strangschnitt und Messerhalter |
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-
2011
- 2011-09-12 CA CA2812183A patent/CA2812183C/en not_active Expired - Fee Related
- 2011-09-12 WO PCT/EP2011/004575 patent/WO2012034675A2/de active Application Filing
- 2011-09-12 US US13/822,019 patent/US9308659B2/en not_active Expired - Fee Related
- 2011-09-12 EP EP11770689.5A patent/EP2616577B1/de not_active Not-in-force
Non-Patent Citations (1)
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See references of WO2012034675A2 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3106549A1 (de) * | 2015-06-17 | 2016-12-21 | Schmidt & Heinzmann GmbH & Co. KG | Konverterschneidvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
US9308659B2 (en) | 2016-04-12 |
WO2012034675A3 (de) | 2012-06-21 |
WO2012034675A2 (de) | 2012-03-22 |
EP2616577B1 (de) | 2015-08-12 |
CA2812183C (en) | 2016-03-22 |
CA2812183A1 (en) | 2012-03-22 |
DE102010045702A1 (de) | 2012-03-22 |
US20130213204A1 (en) | 2013-08-22 |
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