CN102666953B - Opening weaving loom - Google Patents
Opening weaving loom Download PDFInfo
- Publication number
- CN102666953B CN102666953B CN201080053590.4A CN201080053590A CN102666953B CN 102666953 B CN102666953 B CN 102666953B CN 201080053590 A CN201080053590 A CN 201080053590A CN 102666953 B CN102666953 B CN 102666953B
- Authority
- CN
- China
- Prior art keywords
- weaving loom
- bearing
- opening
- bearing unit
- rotor
- 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.)
- Expired - Fee Related
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
- D01H4/08—Rotor spinning, i.e. the running surface being provided by a rotor
- D01H4/12—Rotor bearings; Arrangements for driving or stopping
Abstract
The invention describes a kind of opening weaving loom, it comprises at least one weaving loom rotor.Weaving loom rotor be can be rotated to support in two journal bearings by armature spindle.In addition, opening weaving loom comprises the tangential belt for drives rotor shaft.Journal bearing is arranged in the bearing unit that can provide for simple replacement of, and wherein opening weaving loom has at least one contact surface for location bearing unit.Arrange two bearing units that can be used alternatingly in opening weaving loom, wherein clutch shaft bearing unit has direct journal bearing and the second bearing unit has indirect journal bearing.In two bearing units, armature spindle is identical relative to the position of the contact surface of bearing unit.
Description
Technical field
The present invention relates to a kind of opening weaving loom, it has at least one weaving loom rotor, and rotor be can be rotated to support in two journal bearings by armature spindle, and has the tangential belt for drives rotor shaft.
Background technology
The armature spindle scheme how two kinds supported the armature spindle by tangential belt Direct driver is only there is in obtainable opening weaving loom in the market.
The supporting of the first kind is called " false bearing ", and such as open at DE 10 2,006 001 449 A1.Armature spindle is bearing in two packing rings to upper, is additionally provided with thrust bearing, which ensure that the radial location of weaving loom rotor.Drive belt slip face is roughly arranged on the middle part of armature spindle.Tangential belt two packing rings between trend.
The supporting of Second Type is called " directly supporting ", and such as open at DE 10 2,008 010 366 A1.Armature spindle is bearing in two rolling bearings.Armature spindle has two raceways for rolling element.Sleeve is set to the outer ring of rolling bearing, and this sleeve extends on two rolling bearings.Drive belt slip face is arranged on deviating from the end of rotor disk of armature spindle.
The position of driving belt mark is different in two kinds of bearing types.Therefore the structural design needing open weaving loom at least in driving belt mark with the type matching of supporting.For two bearing type, use different machine solution, it can not be compatible.
Summary of the invention
The present invention is based on of task proposes a kind of opening weaving loom with the machine solution of improvement.
This task solves in the following way: journal bearing is arranged in the bearing unit that can provide for simple replacement of, wherein opening weaving loom has at least one contact surface for location bearing unit in opening weaving loom, and two bearing units alternately inserting opening weaving loom, wherein clutch shaft bearing unit has indirectly journal bearing and the second bearing unit has direct journal bearing, wherein identical relative to the position of contact surface at two bearing unit rotor axles.
Propose a kind of opening weaving loom with module machine scheme by this expansion scheme, machine solution can realize when without the need to further opening weaving loom is constructed or structural change use the weaving loom rotor of alternately directly or indirectly supporting.It is even possible that, machine uses simultaneously and drives the weaving loom rotor of different supporting.This is especially when weaving loom is suitable for arranging work with different in opposed machine side.So will be advantageous that, a machine side use the bearing unit of the weaving loom rotor with directly supporting wherein and in another machine side, use the bearing unit with the weaving loom rotor of indirect bearing.Bearing unit preferably can be changed simply, makes to this means the especially replaceable type bearing unit when tangential belt continues to run when weaving loom runs.
Decision design, bearing unit comprises two rolling bearings, and for direct supporting rotor axle, and bearing unit comprises two packing rings pair, for false bearing armature spindle.Advantageously, in two bearing units, tangential belt moves towards between two journal bearings.Drive belt slip face is arranged in the central region of armature spindle.Advantageously, drive belt slip face is between two raceways of journal bearing.Driving belt mark is preferably middle between two journal bearings at this.In the bearing unit for direct supporting rotor axle, advantageously design, the outer ring of the common sleeve shaped of two rolling bearings has the recess for tangential belt for this reason.Thus it is possible that can remain unchanged when changing the type of supporting at the driving belt mark of opening weaving loom.
Do not need the coupling constructed.
In addition, module machine scheme has advantage, and except bearing unit, all component of actual opening weaving loom can remain unchanged.Bearing type can be made for the operator of weaving loom in a straightforward manner to mate with its requirement and can also change afterwards if desired with method.The part of all guiding fibers especially builds when two bearing type in the same manner with the weaving loom rotor of its rotor groove.Therefore the bearing type of weaving loom rotor such as can be selected according to the running speed of weaving loom rotor according to other standards.The weaving loom rotor run with same rotational speed at opening weaving loom rotor while of independently ensure that two with bearing type produces the yarn just with same characteristic.
Although disclose two embodiments of opening weaving loom in DE 34 22 424 A1 before 25 years, it is distinguished by means of only other rotor bearings.Although describe the direct supporting of rotor bearing in a first embodiment and describe the false bearing of rotor bearing in a second embodiment, this Publication type is different, because armature spindle is not directly driven by tangential belt.In addition, the hint according to the present invention's design with the machine solution of the bearing unit that can provide for simple replacement of is not obtained from this publication.DE 34 22 424 A1 opposes clearly by tangential belt direct driving rotor axle.Or rather, which teach, be more preferably when high rotor speeds and be provided with draw-gear speed changer between armature spindle and the tangential belt run by this machine.Draw-gear speed changer should have the gearratio of the high speed of such as 1:3, and tangential belt can be run with lower speed.Thus, the service life of the tangential belt that realize more growing, the bearing of tangential belt and the hold-down roller of tangential belt and guide roller.But this solution with draw-gear speed changer can not realize in practice.
In other expansion scheme of the present invention advantageously, opening weaving loom comprises with used bearing unit independently by the braking equipment of weaving loom rotor brake.The replacing of bearing unit and the operation of opening weaving loom are simplified thus further.Be provided with an only braking equipment, be preferably brake lever form, braking equipment is not only suitable for the weaving loom rotor brake directly supported but also is suitable for the weaving loom rotor brake of false bearing.
Therefore at any time and without the need to understand use bearing unit when by operation braking equipment just can by weaving loom rotor brake.Preferably, the bearing unit for direct supporting rotor axle comprises an only brake(-holder) block that can be operated by braking equipment.Preferably, the bearing unit for false bearing armature spindle comprises two brake(-holder) blocks that can be operated by braking equipment.Can by brake(-holder) block to armature spindle traverse feed by operation braking equipment.
In favourable expansion scheme in addition of the present invention, can design, the rotor case around weaving loom rotor has opening in the region of armature spindle, and the potted component that this opening can be matched with the type of journal bearing is closed.Rotor case may be used for two bearing units with different bearing type thus equally.Opening in rotor case is suitable for and two bearing unit actings in conjunction.Equally only potted component is changed when changing bearing unit.For the bearing unit for direct supporting rotor axle, be preferably provided with the potted component alignd on rolling bearing.Potted component can on the outer ring of rolling bearing centering.For the bearing unit for false bearing armature spindle, be preferably provided with the potted component alignd on armature spindle.Potted component be configured in the very good sealing that all ensure that rotor case when rotor directly supports and when packing ring supports, the leaked air quantity wherein entered in the region of armature spindle minimizes.
In other expansion scheme of the present invention, can be advantageously that bearing unit has at the axially positioning and rolling bearing of armature spindle or the stop surface of thrust bearing.If located by the contact surface on bearing unit for the journal bearing of weaving loom rotor, then eliminating alignment procedure required at present when changing bearing unit, the axial location of weaving loom rotor will be regulated in alignment procedure.When directly supporting, form cod by rolling bearing.When false bearing, armature spindle is associated with thrust bearing, and this rotor bearing is preferably arranged on the end opposed with rotor disk.
Accompanying drawing explanation
Other advantages of the present invention and feature obtain from following the description of embodiment.
Fig. 1 shows the side view of the partial sectional of the opening weaving loom schematically shown, and this opening weaving loom has the bearing unit for false bearing weaving loom rotor.
Fig. 2 show the opening weaving loom of Fig. 1 along section II-II sectional view.
Fig. 3 shows the opening weaving loom of Fig. 1, and this opening weaving loom has the bearing unit for directly supporting weaving loom rotor.
Fig. 4 show the opening weaving loom of Fig. 3 along section II-II sectional view.
Detailed description of the invention
Opening weaving loom 1 shown in Fig. 1 and 2 comprises weaving loom rotor 2 and tangential belt 3.Weaving loom rotor 2 is made up of rotor disk 4 and armature spindle 5.Tangential belt 3 on traffic direction A by this machine and armature spindle 5 drives multiple weaving loom rotor 2 be arranged side by side.Rotor disk 4 operationally rotates in the negative pressure chamber 6 of rotor case 7.Negative pressure chamber 6 is connected with negative pressure source in a not shown manner.The front opening 8 of rotor case 7 is closed with the cover component 10 can opened around pivotal axis 9 pivotable in order to maintenance purpose.Lip ring 11 is responsible for sealing between cover component 10 and rotor case 7 at this.
Cover component 10 is provided with the removable adapter 12 substantially symmetrically built, and this adapter operationally part stretches in the inside of rotor disk 4.In adapter 12, be provided with the mouth region 13 of fiber transmission channel 14, mouth region extends to the region of weaving loom rotor 2 from decomposition roller (aufloesewalze) 15.The decomposition roller 15(schematically shown does not have its tooth group) to be contained on cover component 10 in bearing portion 16 and to drive in the mode be not shown specifically.Decompose roller 15 have fiber band by feed roller conveying in a not shown manner and resolve into filament by decomposing roller 15.Operationally the fiber decomposed by decomposition roller 15 is transported to the inside of weaving loom rotor 2 by fiber transmission channel 14 by the negative pressure be arranged in rotor case 7.
The mouth of fiber transmission channel 14 is opposed with the fibre-glide face of rotor disk 4 with Small Distance.Fibre-glide face toward fibril aggregation groove 17 and widens, and the fibre-glide be fed on fibre-glide face and be gathered into fibrous ring there.The line 18 formed in fibril aggregation groove 17 pulls out in known manner by yarn pull-out passage 19 and flow to unshowned winding apparatus on pull-out direction B.
Opening weaving loom 1 comprises the bearing unit 20 that can provide for simple replacement of, and in bearing unit, weaving loom rotor 2 is rotatably supported by its armature spindle 5.Bearing unit 20 comprises two journal bearings 21 and 22.These two journal bearings 21,22 respectively by a pair packing ring to formation.Packing ring can be seen in fig. 2 to two packing rings 23 and 24 of 22.In the wedge gap of armature spindle 5 between these two packing rings 23 and 24.Packing ring to be arranged on common axis 26 packing ring 23 of 21 and to be bearing in rotatably in bearing unit 20 together with packing ring 25.Packing ring to 21 packing ring 24 and unshowned second packing ring support similarly.Weaving loom rotor 2 packing ring to 21,22 on supporting be called " false bearing ".In order to be located in the axial direction by weaving loom rotor 2, thrust bearing 27 is arranged on bearing unit 20, and weaving loom rotor 2 navigates on the end deviating from rotor disk 4 of armature spindle 5 by thrust bearing.Thrust bearing 27 is schematically shown and such as can be formed by air bearing, magnetic bearing or thrust bearing ball now very much.Thrust bearing 27 is associated with the stop surface 28 in bearing unit 20, and thrust bearing 27 is located by this stop surface on the axial direction of armature spindle.The position of fibril aggregation groove 17 is defined thus and pre-determines with high accuracy.Bearing unit 20 comprises two brake(-holder) blocks 29, brake(-holder) block can traverse feed to armature spindle 5.
Opening weaving loom 1 comprises framework 30, and framework is fixed with bearing unit 20.Opening weaving loom 1 has the contact surface 31 for location bearing unit 20.Bearing unit 20 to be fixed on framework 30 with two screws 32 and can to take out from opening weaving loom very simply after the screw 32 that gets loose.
Cover component 10 is fixed on framework 30 by pivotal axis 9.Bearing unit 20 is provided with the backstop 33 for cover component 10.Backstop defines the position of the cover component 10 be in closure state.In addition, bearing unit 20 comprises the holding device 34 for rotor case 7.Rotor case 7 is kept by holding device 34, make rotor case can compensating motion slightly in order to tolerance balancing by the negative pressure lip ring 11 in negative pressure chamber 6 closely setting on cover component 10.Therefore, weaving loom rotor 2, especially fibril aggregation groove 17, can be very accurate relative to the location of adapter 12.Bearing unit 20 can be replaced by other bearing units, and without the need to any alignment procedure.
Opening weaving loom 1 comprises hold-down roller 35 to be tightened on armature spindle 5 with defeating of restriction and to ensure to drive reliably by tangential belt 3.Hold-down roller 35 is arranged on bar 36 rotationally.Bar 36 to be arranged on bolt 37 and in running status, to load the power of restriction on direction of arrow C.Load and such as can be undertaken by unshowned spring.
Opening weaving loom comprises braking equipment 38.Can brake(-holder) block 29 be operated by braking equipment 38 and brake weaving loom rotor 2.The operation of braking equipment 38 can manually be undertaken by operator or the attending device automatically by travelling along machine.Braking equipment 38 comprises brake lever 39, and this brake lever is fixed on framework 30 movingly in the mode be not shown specifically.Pivot rods 42 can be braked bar 39 and operate.Pivot rods 42 to be arranged on bolt 43 and pivotly along the direction pivotable of arrow D, for braking.Bolt 43 is fixed on bearing unit 20 by holding device 44.Brake(-holder) block 29 to be arranged on axis 40 and pivotly at pivot rods 42 along to be operated by cylindrical roller 41 during the D pivotable of direction and along the direction pivoted closed of arrow E on armature spindle 5.The profile that roller 41 is U-shaped by the cross section of pivot rods 42 is implemented.When brake lever 39 operates along direction D, hold-down roller 35 can be taken away along the direction of arrow F from tangential belt 3.
Show the opening weaving loom identical with Fig. 1 with Fig. 2 in figures 3 and 4, and use other bearing units 50 at this.Identical Reference numeral represents identical parts.Bearing unit 50 comprises two rolling bearings 51 and 52 for supporting rotor axle 5.Rolling bearing 51,52 is the direct journal bearings for armature spindle 5.Armature spindle 5 has the raceway 53 of the rolling element 54 for rolling bearing 51 and 52.Rolling bearing 51 and 52 has common outer ring 55.Outer ring 55 comprises recess 56 for tangential belt 3 and for being fixed on the screwed hole 57 on bearing unit 50.In bearing unit 50, born the axial location of weaving loom rotor 2 by rolling bearing 51 together with 52.Without the need to independent thrust bearing.Therefore, bearing unit 50 has the contact surface 58 for being located on the axial direction of armature spindle 5 by rolling bearing.Outer ring 55 to be positioned in contact surface 58 and to ensure the accurate location of fibril aggregation groove 7.Bearing unit 50 comprises an only brake(-holder) block 59.Recess 56 in outer ring 55 is designed to brake(-holder) block 59 can be arranged between these two rolling bearings 51 and 52.Brake(-holder) block 59 can be arranged on axis 40 and can be braked equipment 38 and operate by similar brake(-holder) block 29 pivotally.Owing to only there is a brake(-holder) block 59 in bearing unit 50, so roller 41 is associated with spigot surface 60 fixing on bearing unit 50.When operating brake lever 39 along direction of arrow D, brake(-holder) block 59 is along direction of arrow E traverse feed to armature spindle 5.
Bearing unit 50 and contact surface 31 build ordinatedly.Armature spindle 5 is identical with the position of armature spindle 5 in bearing unit 20 relative to the position of contact surface 31.Bearing unit 20 and 50 can be changed thus simply each other very much.Opening weaving loom 1 can alternately drive with bearing unit 20 or bearing unit 50.When bearing unit 20,50 is changed, the driving belt of the tangential belt 3 in opening weaving loom 1 runs not to be needed to change.This realizes in the following way, makes not only to be between two journal bearings 21,22 or 51,52 in bearing unit 20 but also in the drive belt slip face of bearing unit 50 rotor axle 5.Fibril aggregation groove 17 is also identical in two bearing units 20 are with 50 relative to the position of contact surface 31.
Rotor case 7 has opening 62 in the region of armature spindle 5, and weaving loom rotor 2 is stretched in negative pressure chamber 6 by opening.According to the configuration of the weaving loom rotor 2 be bearing in bearing unit 20 and 50, advantageously rotor case 7 equally intactly can be changed when bearing unit 20 being replaced by bearing unit 50.Thus, the rotor case 7 of optimum Match in the region of opening 62 can be used in for each bearing unit 20 or 50.
But particularly advantageously, do not change rotor case 7 when exchanging shaft bearing unit.This realizes in the following way: in rotor case 7, build opening 62, and it is suitable for and two bearing units 20 and 50 acting in conjunction.So be provided with the potted component 63 or 64 with the type matching of radial-axial 21,51, so that closing openings 62.
Arrange potted component 63 for bearing unit 20, sealing element aligns on armature spindle 50.Potted component 63 is tabular and rests on rotor case 7.Rotor case can be closed in perpendicular to the plane of armature spindle.When not having negative pressure in rotor case 7, potted component 63 is kept by leaf spring 65.
Arrange potted component 64 for bearing unit 50, sealing element aligns on armature spindle 51.Potted component 64 has accommodation section 66 for outer ring 55 and accurately centering thus.Rotor disk 4 has jut 67, and the diameter of jut corresponds to the diameter of outer ring 55.Potted component 64 has opening 68 in the region of accommodation section 66, and opening is for being based upon the connection of intermediate space 69 to the free air between rotor disk 4 and rolling bearing 51.Opening 68 ensure that and not form negative pressure in intermediate space 69.The leakage air flowed in negative pressure chamber 6 by the gap between jut 67 and potted component 64 reaches medial compartment 68 by opening 68 without resistance, makes can not form negative pressure in medial compartment 69, and lubricant is drawn from rolling bearing 51 by this negative pressure.In order to improve sealing, potted component 64 comprises lip ring 70.Potted component 64 is with opening 62 seals by lip ring 70 setting to rotor case 7.
In order to bearing unit 20 is replaced by bearing unit 50, the weaving loom rotor of opening weaving loom 1 is left standstill.Tangential belt 3 continues to run.Cover component 10 is by pivotable.Weaving loom rotor 2 and rotor case 7 are removed.Bolt 32 is released and bearing unit 20 is removed.Now, bearing unit 50 and new weaving loom rotor 2 use and fix with bolt 32 together with the potted component 64 comprised in bearing unit 50.Potted component 63 to remove and then rotor case 7 is inserted into again opening weaving loom 1 from rotor case 7.Opening 62 in rotor case 7 is sealed by potted component 64 now.Finally, pivoted closed and opening weaving loom 1 can put into operation cover component 10 again.Simple replacing possibility achieves higher flexibility for the operator of weaving loom, because bearing unit 20 and 50 can use in conversion.
When bearing unit 20,50 is changed, the braking equipment 38 with brake lever 39 is retained in opening weaving loom 1 unchangeably.When shown, pivot rods 42 to be fixed on bearing unit 20,50 with holding device 44 and to be replaced together with bearing unit.In a unshowned expansion scheme, advantageously, also holding device 44 can be fixed on framework 30, pivot rods 42 is retained in opening weaving loom 1 when changing bearing unit 20,50.In other unshowned expansion scheme, advantageously, can by backstop 33 and/or holding device 34 be not as illustrated to be arranged on bearing unit 20,50 but directly to arrange on framework 30 yet.This reduce the size of bearing unit 20,50 and complexity and the expense that reduce further when changing.
Claims (9)
1. an opening weaving loom, has: at least one weaving loom rotor, and at least one weaving loom rotor described is pivotally bearing in two journal bearings by armature spindle, and for the tangential belt of drives rotor shaft, it is characterized in that, journal bearing (21,22; 51,52) bearing unit (20 that can provide for simple replacement of is arranged on; 50), in, wherein opening weaving loom (1) has at least one for location bearing unit (20; 50) contact surface (31), and the bearing unit (20 of opening weaving loom can be inserted in conversion for two; 50), wherein clutch shaft bearing unit (20) has two indirectly journal bearings (21,22) and the second bearing unit (50) has two direct journal bearings (51,52), wherein at two bearing units (20; 50) rotor axle (5) is identical relative to the position of contact surface (31).
2. opening weaving loom according to claim 1, is characterized in that, at two bearing units (20; 50) in, tangential belt (3) is at journal bearing (21,22; 51,52) run between.
3. opening weaving loom according to claim 1, is characterized in that, opening weaving loom (1) comprises and used bearing unit (20; 50) braking equipment (38) independently weaving loom rotor (2) braked.
4. opening weaving loom according to claim 3, is characterized in that, the bearing unit (50) for direct supporting rotor axle (5) comprises an only brake(-holder) block (59) that can be operated by braking equipment (38).
5. opening weaving loom according to claim 3, is characterized in that, the bearing unit (20) for false bearing armature spindle (85) comprises two brake(-holder) blocks (29) that can be operated by braking equipment (38).
6. according to the opening weaving loom one of claim 1 to 5 Suo Shu, it is characterized in that, the rotor case (7) around weaving loom rotor (2) has opening (62) in the region of armature spindle (5), and this opening can by being matched with journal bearing (21,22; 51,52) potted component (63 of type; 64) close.
7. opening weaving loom according to claim 6, is characterized in that, the bearing unit (50) for direct supporting rotor axle (5) is provided with the potted component (64) in the upper alignment of rolling bearing (51).
8. opening weaving loom according to claim 6, is characterized in that, the bearing unit (20) for false bearing armature spindle (5) is provided with the potted component (63) in the upper alignment of armature spindle (5).
9. according to the opening weaving loom one of claim 1 to 5 Suo Shu, it is characterized in that, bearing unit (20; 50) there is the stop surface (28 of positioning and rolling bearing (52) or thrust bearing (27) on the axial direction in armature spindle (5); 58).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009057201.5 | 2009-11-26 | ||
| DE200910057201 DE102009057201A1 (en) | 2009-11-26 | 2009-11-26 | Open-end spinning device |
| PCT/EP2010/006564 WO2011063881A1 (en) | 2009-11-26 | 2010-10-27 | Open-end spinning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102666953A CN102666953A (en) | 2012-09-12 |
| CN102666953B true CN102666953B (en) | 2015-08-12 |
Family
ID=43568756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080053590.4A Expired - Fee Related CN102666953B (en) | 2009-11-26 | 2010-10-27 | Opening weaving loom |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102666953B (en) |
| DE (1) | DE102009057201A1 (en) |
| WO (1) | WO2011063881A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109837620B (en) * | 2017-11-27 | 2023-05-05 | 塞维欧纺织机械股份公司 | Open-end spinning machine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ2012591A3 (en) * | 2012-08-30 | 2014-03-12 | Rieter Cz S.R.O. | Rotor spinning machine spinning apparatus |
| DE102017104141A1 (en) * | 2017-02-28 | 2018-08-30 | Maschinenfabrik Rieter Ag | Open-end spinning device with a coupling device for supply lines |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2813770A1 (en) * | 1978-03-30 | 1979-10-04 | Penzen N Proizv Ob Tekstilnogo | Aerodynamic bearing for an open=end spinning unit rotor - using centrifugally-induced airflow through holes in bearing disc |
| US4773210A (en) * | 1983-12-23 | 1988-09-27 | Schubert & Salzer | Open-end rotor-spinning device |
| DE102004013062A1 (en) * | 2004-03-12 | 2005-09-22 | Wilhelm Stahlecker Gmbh | Brake pad fastening at a spinning rotor brake, in an open-end spinner, has a slit in the carrier with a keyhole opening with a limit surface to position to brake pad |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3422424A1 (en) | 1984-06-16 | 1985-12-19 | W. Schlafhorst & Co, 4050 Mönchengladbach | Drive device for the rotor of an open-end rotor spinning machine |
| DE102006001449B4 (en) | 2006-01-10 | 2017-02-23 | Rieter Ingolstadt Gmbh | Open-end spinning device with a driven spinning rotor |
| DE102008010366A1 (en) | 2008-02-18 | 2009-08-20 | Wilhelm Stahlecker Gmbh | Open end spinning device for use in spinning mill, has magnets attached to shaft connected with spinning rotor and exerting force on shaft in area of belt running surface and/or area of bearing that is turned towards surface |
-
2009
- 2009-11-26 DE DE200910057201 patent/DE102009057201A1/en not_active Withdrawn
-
2010
- 2010-10-27 WO PCT/EP2010/006564 patent/WO2011063881A1/en active Application Filing
- 2010-10-27 CN CN201080053590.4A patent/CN102666953B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2813770A1 (en) * | 1978-03-30 | 1979-10-04 | Penzen N Proizv Ob Tekstilnogo | Aerodynamic bearing for an open=end spinning unit rotor - using centrifugally-induced airflow through holes in bearing disc |
| US4773210A (en) * | 1983-12-23 | 1988-09-27 | Schubert & Salzer | Open-end rotor-spinning device |
| DE102004013062A1 (en) * | 2004-03-12 | 2005-09-22 | Wilhelm Stahlecker Gmbh | Brake pad fastening at a spinning rotor brake, in an open-end spinner, has a slit in the carrier with a keyhole opening with a limit surface to position to brake pad |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109837620B (en) * | 2017-11-27 | 2023-05-05 | 塞维欧纺织机械股份公司 | Open-end spinning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011063881A1 (en) | 2011-06-03 |
| DE102009057201A1 (en) | 2011-06-01 |
| CN102666953A (en) | 2012-09-12 |
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Granted publication date: 20150812 Termination date: 20161027 |