CN106245162A - The drafting system of roving frame and the roving frame with at least one this drafting system - Google Patents
The drafting system of roving frame and the roving frame with at least one this drafting system Download PDFInfo
- Publication number
- CN106245162A CN106245162A CN201610416392.9A CN201610416392A CN106245162A CN 106245162 A CN106245162 A CN 106245162A CN 201610416392 A CN201610416392 A CN 201610416392A CN 106245162 A CN106245162 A CN 106245162A
- Authority
- CN
- China
- Prior art keywords
- drafting system
- ribbon
- restraining device
- draw zone
- drafting
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/22—Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/04—Guides for slivers, rovings, or yarns; Smoothing dies
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/14—Details
- D01H1/20—Driving or stopping arrangements
- D01H1/22—Driving or stopping arrangements for rollers of drafting machines; Roller speed control
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/20—Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by contact with stationary or reciprocating surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The application relates to the drafting system of roving frame and has the roving frame of at least one this drafting system, described drafting system has at least one station for drawn fiber bar (S), it is characterized in that, this drafting system (1) has by two rollers (21,22；41,42) the unique draw zone (B) formed and at least one be arranged in the restraining device (3) of this unique draw zone (B) upstream, this restraining device acts on ribbon (S), thus ribbon feeds under tensile force effect unique draw zone (B).
Description
Technical field
The present invention relates to the drafting system for roving frame, described drafting system has at least one for drawn fiber bar
Station.The invention still further relates to the roving frame with at least one this drafting system.
Background technology
The drafting system of roving frame is had one and to the preliminary draft district of formation and is passed through on direction at ribbon by roller
Main drawing area downstream.But it is frequently observed that in preliminary draft district can not drawn fiber bar equably.With the shortest one
Few fibers bar is reference, it is possible that relatively thin and thicker position, then may result in longer thin in finished yarn
Joint and slubbing.
Summary of the invention
The task of the present invention is to provide a kind of drafting system that can avoid prior art shortcoming completely or at least partly
And roving frame.
This task can be solved by the drafting system for roving frame of the present invention.The present invention also relates to have at least
The roving frame of one drafting system of the present invention.
Drafting system of the present invention has at least one station for drawn fiber bar.Drawing-off of the present invention
Device also has the unique draw zone consisted of (i.e. a pair input roller and a pair delivery roller) two rollers.At this
Unique draw zone can be arranged the drafting apron of correspondence in the known manner.One restraining device is arranged in this uniquely lead
Stretching the upstream in district, described restraining device acts on the ribbon continued through, thus is fed unique under tensile force effect
The draw zone input roller of this draw zone (namely feed to).
In order to keep zero defect drawn fiber bar in unique draw zone, under tensile force effect, ribbon is fed this and lead
Stretch the input roller pair in district.Before the ribbon treating drawing-off arrives the clamping line of input roller pair, by by ribbon institute warp
The restraining device crossed realizes this tensile force.In other words, drafting system of the present invention is by being arranged on unique draw zone
The simple restraining device of trip realizes this tensile force rather than passes through seldom in preliminary draft district as common in the art
Drawing-off tensioning ribbon.Thus can particularly evenly drawn fiber bar because will not occur in preliminary draft district uncontrollable
Wrong drawing-off.Further, it is also possible to save at least one roller to and drive mechanism.
The input roller distance to clamping between line of suppression line (the most also will be explained in detail) and draw zone is advantageously
Less than the longest fiber treating drawn fiber bar.The longest described fiber is not related to single fiber, and relates to a statistical value,
This value should comprise at least 10% of the fiber in associated fiber bar section.
Described restraining device can be a kind of brake unit, the fiber that (at brake line) is continued through by this brake unit
Bar is braked, thus ribbon feeds under tensile force effect the input roller pair of unique draw zone.This brake unit is permissible
There is brake-shoe or the like (the most also will explain in detail with reference to the accompanying drawings) that ribbon applies brake force.Machine can be passed through
Tool mode (such as utilizing spring), electrically, pneumatic mode, hydraulic way and/or magnetic means produce in brake unit
The raw brake force acting on ribbon.
Described restraining device can also be the transfer of ribbon, and ribbon experiences wherein once or repeatedly turns to
And therefore be tensioned (rope tribology principle).Hereinafter will explain in detail this transfer with reference to the accompanying drawings.
Drafting system of the present invention can have at least one director element interacted with restraining device, described
Director element is arranged in the tight upstream of restraining device in the direction of passing through of ribbon.This director element can be such as treating
The bell guide of drawn fiber bar.
Drafting system of the present invention can arrange a pressure being positioned at draw zone downstream in the direction of passing through of ribbon
Real district.A so-called compactor or like is the most such as arranged in this compacting zone.Compactor has through hole, and (compactor leaves
Mouthful), ribbon passes this through hole, and wherein the fiber of ribbon converges and is compacted, to reduce filoplume.
Accompanying drawing explanation
Hereinafter will illustrate with reference to the accompanying drawings and explain in detail the present invention.Make to be presented with like reference characters identical in the accompanying drawings
And/or the identical assembly of function or part.
Fig. 1 shows the drafting system of the present invention schematic side together with the restraining device being arranged in draw zone upstream
Figure/sectional view；
Fig. 2 shows the diagrammatic side view/sectional view of a kind of embodiment of restraining device；
Fig. 3 a and Fig. 3 b shows the diagrammatic side view/sectional view of the another embodiment of restraining device；And
Fig. 4 shows that the present invention is for draw zone upper leather ring and the embodiment schematic side of the director element of lower apron
Figure/sectional view.
Detailed description of the invention
Fig. 1 shows the station in the drafting system of (not shown) roving frame for drawn fiber bar S.Ribbon S is with D
The side of passing through represented travels up through drafting system, and the drawing-off bar S of feeding is drafted becomes rove V.Whole drafting system (or
Shown in station) only one of which unique draw zone B, this draw zone is defeated to (feeding roller to) 21/22 and at an input roller
Go out roller to extend between (delivery roller to) 41/42.Input roller to 21/22 and delivery roller to distance B between 41/42
Longest fiber more than the ribbon S treating drawing-off.Use 51 and 52 expression drafting aprons.
Restraining device 3 is arranged in draw zone B upstream, and described restraining device acts on ribbon, thus at tensioning masterpiece
With the lower clamping line 4 ribbon fed between draw zone B or input roller 21/22.Thus can be the most equal in draw zone B
Even ground drawn fiber bar F.Restraining device 3 shown in Fig. 1 include ribbon the platen 32 of process and the brake-shoe of lever-like
35.Brake-shoe 35 compresses towards platen 32 with fixing power (can pass through mechanical, electric, pneumatic, hydraulic pressure and/or magnetic force side
Formula realizes), thus the ribbon F travelled through below brake-shoe 35 is applied brake force, due to pressing down of causing because of frictional force
Effect processed, causes fibre between the clamping line 4 between the suppression line E therefore worked in restraining device 3 and input roller 21/22
The tensile force of the restriction of dimension bar.Therefore the restraining device 3 shown in Fig. 1 relates to a kind of brake unit.Suppression line or brake line E and
Distance C between clamping line 4 longest fiber less than the ribbon S treating drawing-off.
Fig. 2 shows that the another kind of restraining device 3 is particularly easy to the embodiment realized.It is configured to one guide loudspeaker
The director element of mouth 37 is fixed on cross bar 31.Outlet side at this bell guide 37 disposes a floating (that is to exist
Side) the guiding bearing pin 38 that is fixed on bell guide 37 or like.Guiding bearing pin 38 can regularly or freely
Constitute rotatably.Ribbon S through the through hole of bell guide 37 arrives input by guiding bearing pin 38 at it in exit
Turn to downwards before clamping line 4 between roller 21/22, turn to the most again up.This of ribbon S turns to generation
Be enough to realize the tensile force of optimal drawing-off.
Restraining device shown in Fig. 3 a and Fig. 3 b is by guiding bearing pin 38 and bar-guiding device 37 is constituted.Both parts preferably comprises
Plastic member, this plastic member by can readily replaceable in the way of be connected with cross bar 31.For the ribbon S of Different Weight, use
The preferably restraining device that should determine that size mutually of different colours.Thus provide optimum operation condition, almost stopped to obscure.
Unique draw zone of drafting system of the present invention can be equipped with for guiding the double of fiber in drafting process
Apron, described pair of apron upwardly or downwardly deflects in the section that opposite sides contacts, thus generation acts on and treats that drawing-off is fine
The brake force of dimension bar.
Fig. 4 shows the enforcement of the director element of present invention upper leather ring 51 in unique draw zone B and lower apron 52
Mode.Make apron deflect by the platen 53 preferably can changed, thus the peak 54 of this deflection increase upper leather ring and under
Friction between apron.
The position that can adjust this line 54 by the way of changing platen 53 is allowed to be matched with spinning technique requirement.Such as
When processing chopped fiber, the deflection amplitude of apron 51 and 52 is bigger than during processing long fibre.This solution is so that very
In the case of Duo, distance B keeps constant.
Claims (12)
1. a drafting system for roving frame, described drafting system has at least one station for drawn fiber bar (S), its
Being characterised by, this drafting system (1) has by two rollers (21,22；41,42) unique draw zone (B) of being formed and
At least one is arranged in the restraining device (3) of unique described draw zone (B) upstream, and this restraining device acts on described ribbon
(S), thus under tensile force effect, described ribbon is fed unique described draw zone (B).
Drafting system the most according to claim 1, it is characterised in that the suppression worked in described restraining device (3)
Distance (C) between the clamping line (4) of (21,22) is less than and treats drawing-off by the described input roller of line (E) and described draw zone (B)
The longest fiber of ribbon (S).
Drafting system the most according to claim 1 and 2, it is characterised in that described restraining device (3) is brake unit, should
The brake unit described ribbon (S) braking to being advanced through, thus by described for the feeding of described ribbon under tensile force effect
The described input roller of draw zone (B) is to (21,22).
Drafting system the most according to claim 3, it is characterised in that described brake unit (3) has at least one braking
Hoof (35), this brake-shoe directly applies brake force to described ribbon (S).
5. according to the drafting system described in claim 3 or 4, it is characterised in that with machinery side in described brake unit (3)
Formula, electrically, pneumatic mode, hydraulic way and/or magnetic means produce the brake force acting on described ribbon (S).
Drafting system the most according to claim 1 and 2, it is characterised in that described restraining device (3) is for described fiber
The transfer of bar (S).
7. according to drafting system in any one of the preceding claims wherein, it is characterised in that described director element (37) is arranged
In described restraining device (38) upstream.
8. according to drafting system in any one of the preceding claims wherein, it is characterised in that described director element (37) and institute
State straining element (38) to be monolithically fabricated.
9. according to drafting system in any one of the preceding claims wherein, it is characterised in that exist in described draw zone (B)
Corresponding drafting apron (51,52).
10. according to drafting system in any one of the preceding claims wherein, it is characterised in that described drafting apron (51,52)
Upwardly or downwardly deflect relative to drawing-off plane by being preferably able to the platen (53) of replacing.
11. according to drafting system in any one of the preceding claims wherein, it is characterised in that described drafting system has layout
Compacting zone (V) in described draw zone (B) downstream.
12. 1 kinds of roving frames being used for processing ribbon (S), it is characterised in that described roving frame has at least one according to front
State the drafting system according to any one of claim.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015007222.6A DE102015007222A1 (en) | 2015-06-03 | 2015-06-03 | Drafting for a roving and roving machine with at least one such drafting |
| DE102015007222.6 | 2015-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106245162A true CN106245162A (en) | 2016-12-21 |
Family
ID=57352169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610416392.9A Pending CN106245162A (en) | 2015-06-03 | 2016-05-31 | The drafting system of roving frame and the roving frame with at least one this drafting system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106245162A (en) |
| DE (1) | DE102015007222A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239902A (en) * | 2019-07-19 | 2021-01-19 | 铜陵松宝智能装备股份有限公司 | Driving mechanism, device and method for automatic feeding stopping and re-feeding of roving |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6108873A (en) * | 1998-03-31 | 2000-08-29 | Spindelfabrik Suessen, Schurr, Stahlecker & Grill Gmbh | Arrangement for condensing a drafted fiber strand and method for making yarn therefrom |
| CN1319689A (en) * | 2000-03-11 | 2001-10-31 | 里特机械公司 | Draw roll for spinner |
| DE102004038821A1 (en) * | 2004-08-03 | 2006-03-16 | Wilhelm Stahlecker Gmbh | Textile machine drafting station has two sets of drafting rollers with adjustable mutual separation |
| CN1766187A (en) * | 2005-11-19 | 2006-05-03 | 无锡集聚纺织器械有限公司 | Back zone drafting method of spinning machine with additive curve drafting |
| CN101115872A (en) * | 2005-02-11 | 2008-01-30 | 里特机械公司 | Bottom apron guide for double-apron draft system |
| DE102010012266A1 (en) * | 2010-03-22 | 2011-09-22 | Rotorcraft Ag | Roller stretching system for spinning machine for stretching fibrous band with staple fibers, comprises stretching zone, in which total stretching of fibrous band takes place by two pairs of rollers |
| CN103451786A (en) * | 2013-05-03 | 2013-12-18 | 程登木 | Curve drafting device |
-
2015
- 2015-06-03 DE DE102015007222.6A patent/DE102015007222A1/en not_active Withdrawn
-
2016
- 2016-05-31 CN CN201610416392.9A patent/CN106245162A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6108873A (en) * | 1998-03-31 | 2000-08-29 | Spindelfabrik Suessen, Schurr, Stahlecker & Grill Gmbh | Arrangement for condensing a drafted fiber strand and method for making yarn therefrom |
| CN1319689A (en) * | 2000-03-11 | 2001-10-31 | 里特机械公司 | Draw roll for spinner |
| DE102004038821A1 (en) * | 2004-08-03 | 2006-03-16 | Wilhelm Stahlecker Gmbh | Textile machine drafting station has two sets of drafting rollers with adjustable mutual separation |
| CN101115872A (en) * | 2005-02-11 | 2008-01-30 | 里特机械公司 | Bottom apron guide for double-apron draft system |
| CN1766187A (en) * | 2005-11-19 | 2006-05-03 | 无锡集聚纺织器械有限公司 | Back zone drafting method of spinning machine with additive curve drafting |
| DE102010012266A1 (en) * | 2010-03-22 | 2011-09-22 | Rotorcraft Ag | Roller stretching system for spinning machine for stretching fibrous band with staple fibers, comprises stretching zone, in which total stretching of fibrous band takes place by two pairs of rollers |
| CN103451786A (en) * | 2013-05-03 | 2013-12-18 | 程登木 | Curve drafting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239902A (en) * | 2019-07-19 | 2021-01-19 | 铜陵松宝智能装备股份有限公司 | Driving mechanism, device and method for automatic feeding stopping and re-feeding of roving |
| CN112239902B (en) * | 2019-07-19 | 2022-02-08 | 铜陵松宝智能装备股份有限公司 | Driving mechanism, device and method for automatic feeding stopping and re-feeding of roving |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015007222A1 (en) | 2016-12-08 |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161221 |
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| WD01 | Invention patent application deemed withdrawn after publication |