CN100519852C - Conduit for feeding linear textile material into rotor - Google Patents
Conduit for feeding linear textile material into rotor Download PDFInfo
- Publication number
- CN100519852C CN100519852C CNB2004100343154A CN200410034315A CN100519852C CN 100519852 C CN100519852 C CN 100519852C CN B2004100343154 A CNB2004100343154 A CN B2004100343154A CN 200410034315 A CN200410034315 A CN 200410034315A CN 100519852 C CN100519852 C CN 100519852C
- Authority
- CN
- China
- Prior art keywords
- conduit
- definite shape
- bend
- wear
- textile material
- 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
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- Spinning Or Twisting Of Yarns (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
In the present invention, there is disclosed a shaped guide tube (92) for feeding linear textile material into rotor of a spinning machine intended for manufacture of component yarn, especially elastic component yarn, said guide tube comprising at least one bend and being in its bends formed partially by at least one shaped segment (13) wherein in said segment (13) an abrasion-resistant guide surface (131) of the linear textile material (10) is performed.
Description
Technical field
The present invention relates to a kind of conduit, be used for linear textile material is fed into the rotor spinning machine of producing a kind of composition yarn, particularly produce the rotor spinning machine of elastic component yarn with definite shape.
Background technology
When production has the yarn of a certain composition, the rotation of linear textile material along spinning rotary cup is fed in its cavity, for example produce a kind of elastic yarn or elastomeric yarn, this is because the rotation of spinning rotary cup is relevant with the yarn that is provided to revolving cup with known manner.
In known embodiment, for example according to CZ 230,478 or CZ 230,078, provide the conduit of linear textile material to be placed in the quill shaft, on the axle revolving cup is installed, supply pipe is fixed in the revolving cup main body on the free end of quill shaft, and also the bend with some guides to the place that is suitable for inserting elastomeric material.
The problem that occurs is the conduit inner surface appearance wearing and tearing of linear textile material now, and particularly wearing and tearing appear in its bend.Known solution is to adopt for example to use for example enamel of suitable material, material is deposited on the inner surface of conduit, and intention reduces this wearing and tearing.
Known structural design with conduit of definite shape is because its design has limited and used the possibility that is deposited on the wear-resisting coating on the conduit inner surface.The material that this technology can only allow to go to the catheter interior space deposits on the conduit, forms coating, for example deposits enamel or magnetic glaze, sees PV 2002-2606.Usually, there is not satisfactory way other anti-friction materials to be deposited to the inner surface of conduit.Utilize suitable chemical treatment,, can partly improve the wear resistence of conduit inner surface as ARCOR.But the life-span of these processing is limited, because the inner surface of friction (cutting) conduit of linear material quick-wearing very.
The present invention attempts to reduce shortcoming of the prior art, or eliminates these shortcomings, even the guiding surface of the linear textile material in the conduit bend reaches the wear resistence that needs, thereby improves its service life.And, the objective of the invention is to improve the stability of the coefficient of friction of linear material in the conduit, thereby stable supplying is to the feed speed of the interior linear material (particularly elastomeric material) of spinning rotary cup.
Summary of the invention
Utilize this conduit can realize purpose of the present invention, this conduit is at least partially in being formed by at least one part with definite shape in its bend, wherein, be formed for the wear-resistant guiding surface of linear spinning material, have low long-time coefficient of friction and the high rigidity stablized.This method has improved conduit in the wear resistence at maximum pressure position and improved its service life.
If the part with definite shape comprises the inside of bend sweep at least, its pressurized is minimum, and this is favourable.
In embodiment as claimed in claim 3, the part with definite shape comprises whole sweeps of bend, has simplified the structure of assembly, and in some cases, this is more favourable than last embodiment.
In each previous embodiment, the wear-resistant surface with part of definite shape can be made of wear-resisting coating.This method provides the part with definite shape with soft material production, for example uses plastic material production, and has reduced material cost.
According to claim 5, the part with definite shape with guide rail of definite shape is made by industrial ceramics, and this provides shape stability and good abrasion resistance.
If this part is made by bend pipe, its end engages so that be connected with conduit with engagement device, and this can be favourable.
Part with definite shape can also be made by two or more bend pipes, can interconnect, and its free end engages so that interconnect with suitable engagement device, and is connected with conduit.This embodiment is in particular big bend design.
For these embodiment, wherein can not use the technical scheme of describing as in the claim 2-7, part with definite shape as claimed in claim 8 also is provided, the bend outside that wherein has the part of definite shape is positioned at the position of bend, this bend is located on the interior inner surface of its less bend radius region, this less bend radius and wear-resistant surface match, and this outside is removed, and utilize lid that resulting opening is sealed.After removing the conduit outside that is positioned at the bend position, utilize plasma spray that wear-resisting coating is deposited on catheter surface.
Description of drawings
In the accompanying drawings, the embodiment according to device of the present invention is shown, wherein,
Fig. 1 is the profile with spinning unit of revolving cup and conduit;
Fig. 2 is the profile of the bend of conduit, has opening in the outside of conduit bend and catheter surface has wear-resisting coating;
Fig. 3 is the profile of the bend of conduit, forms the part with definite shape in the inside of conduit bend bend office; With
Fig. 4 is the profile of the bend of conduit, and the bend that utilizes industrial ceramics to make forms the part with definite shape.
The specific embodiment
A kind of spinning unit of rotor spinning machine comprises spinning rotary cup 1, and its bearings 3 that firmly are installed in the body 4 that utilizes spinning rotary cup 1 on the driving shaft 2 of hollow pivot.The driving shaft 2 of hollow is connected with tangential rotating band 5 gears, and rotating band 5 drives spinning rotary cups 1.Spinning unit also comprises sliver 7, feed arrangement 6 and sliver 7 device for sorting 8, is provided to spinning rotary cup 1 from installing 8 select fibers 71 with a kind of known manner, weaves.
In the driving shaft 2 of hollow, straight catheter 91 coaxial being installed on the axle of linear textile material 10, wherein conduit passes freely through the cavity of hollow actuating shaft 2, and the inwall with axle 2 does not contact, and be positioned at the space on quill shaft 2 ends, this 2 is installed in the body 4 of spinning rotary cup 1.Through with the tie point of straight catheter 91, the conduit 92 with definite shape continues to extend, and bends at least one bend 921 at least in its corner, its feed opening 922 reaches the position that is suitable for importing linear material.In a particular embodiment, according to the design of operating unit, can conduit 92 in the rotor spinning machine with definite shape, have this conduit of several bends with the suitable manner design.
Have in manufacturing during the yarn of certain ingredients, linear textile material 10 is through the conduit 92 of definite shapes, in machine such as the spinning rotary cup 1, particularly in the position of bend 921, material and 131 frictions of linear material guiding surface, this surface is made of the inwall of the minor radius bend 921 of conduit 9.
In the embodiment shown in fig. 1, the conduit 92 at bend place is replaced by the part 13 of definite shape, and this part 13 is made by industrial ceramics, so linear material guiding surface 131 shows very high wear resistence.
Among the embodiment shown in transit, zone at the minor radius bend of conduit 92, part 13 with definite shape is formed by the wear-resisting coating on the linear material guiding surface 131 11, and the outside of conduit 92 is positioned at the position of the bend that is removed, thereby the opening that obtains is sealed by lid 12.Utilize plasma spray or other known proper technologies deposition wear-resisting coating 11.After for example using milling machine the outside of the guide rail of definite shape to be removed along bend 921, for example adopt the plasma spray method, wear-resisting coating 11 is deposited to the interior zone of the minor radius bend 921 of conduit 92, the outside of carrying out coating 11 deposition is then replaced to the outside similar lid of removing 12, for example adopts methods such as welding, scolder weldering, bonding that the conduit 9 of lid 12 and definite shape is carried out the most common being tightly connected then.Coating 11 can have multilayer.
In another kind of embodiment shown in Figure 3, in the zone of minor radius bend 921, the conduit 9 of definite shape is made of the part 13 of the definite shape that the anti-friction material with proper property is made, and it has replaced the similar bend inside that utilizes milling machine for example to remove.The part 13 of definite shape is prevailing being tightly connected with being connected of conduit 92, the connection of for example adopting methods such as welding, scolder weldering, bonding to carry out.
The part 13 of definite shape as shown in Figure 3 can utilize backing material to form by attached main body, from catheter interior wear-resistant hard coat 11 is deposited to this side, and its floating coat shows low, long-time stable coefficient of friction, and can be formed with multilayer.Perhaps can utilize industrial ceramics to make the part 13 of this definite shape.
In the embodiment shown in fig. 4, the part 13 of definite shape comprises bend pipe 130, and it utilizes engagement device 1301,1302 to be installed in the end, is used to be connected to conduit 92.The part 13 of definite shape is made by industrial ceramics, and inserts in the conduit 92, forms whole bends of conduit.According to the spatial form of the bend 921 of the conduit 92 of definite shape, bend 921 can be formed by a bend pipe 130, or according to the embodiment that does not illustrate, can be formed by a plurality of continuous bend pipes 130.Interconnecting of 92 in bend pipe 130 and conduit can realize by for example modes such as bonding or colligation.
Claims (8)
1. conduit with definite shape, be used for linear textile material is supplied to the spinning rotary cup of rotor spinning machine, has a composition yarn with production, this conduit comprises at least one bend, it is characterized in that, in bend, this conduit (92) comprises that at least in part at least one has the part of definite shape (13), is formed with the wear-resistant guiding surface (131) that is used for linear textile material (10) in the part (13) of this definite shape.
2. the conduit with definite shape as claimed in claim 1 is characterized in that, the part (13) with definite shape comprises the inside of the sweep of bend (921) at least.
3. the conduit with definite shape as claimed in claim 2 is characterized in that, the part (13) with definite shape comprises whole sweeps of bend (921).
4. as each described conduit in the claim 1 to 3, it is characterized in that the wear-resistant guiding surface (131) with part (13) of definite shape is made by wear-resisting coating (11) with definite shape.
5. as each described conduit in the claim 1 to 3, it is characterized in that the wear-resistant guiding surface (131) with part (13) of definite shape is made by industrial ceramics with definite shape.
6. the conduit with definite shape as claimed in claim 5 is characterized in that, the part (13) with definite shape comprises the bend pipe (130) that is positioned at the end, and itself and engagement device (1301,1302) cooperate, and are used to be connected to conduit (92).
7. the conduit with definite shape as claimed in claim 5, it is characterized in that, part (13) with definite shape comprises at least two interconnective bend pipes (130), and the free end of this bend pipe cooperates with suitable engagement device, is used to interconnect and is connected to conduit (92).
8. the conduit with definite shape as claimed in claim 1, it is characterized in that, sweep outside with part (13) of definite shape is positioned at the position of bend (921), this outside is positioned on the inner surface in its minor radius bend zone, this minor radius bend engages with wear-resisting coating (11), this outside is removed, and utilizes lid (12) with the closure of openings that obtains.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZ2003989A CZ295003B6 (en) | 2003-04-09 | 2003-04-09 | Guide tube for feeding linear textile material into spinning machine rotor |
| CZPV2003989 | 2003-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1536110A CN1536110A (en) | 2004-10-13 |
| CN100519852C true CN100519852C (en) | 2009-07-29 |
Family
ID=34222896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100343154A Expired - Fee Related CN100519852C (en) | 2003-04-09 | 2004-04-09 | Conduit for feeding linear textile material into rotor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100519852C (en) |
| CZ (1) | CZ295003B6 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363151B (en) * | 2007-08-06 | 2011-06-15 | 浙江日发纺织机械有限公司 | Brake device of rotor for spinning device |
| CN114381830B (en) * | 2022-01-14 | 2023-01-17 | 江南大学 | Simple filament feeding device |
-
2003
- 2003-04-09 CZ CZ2003989A patent/CZ295003B6/en not_active IP Right Cessation
-
2004
- 2004-04-09 CN CNB2004100343154A patent/CN100519852C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CZ2003989A3 (en) | 2005-03-16 |
| CZ295003B6 (en) | 2005-05-18 |
| CN1536110A (en) | 2004-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20130409 |