CN103384734B - Driving system of the drafting cylinders of a spinning machine - Google Patents
Driving system of the drafting cylinders of a spinning machine Download PDFInfo
- Publication number
- CN103384734B CN103384734B CN201180068177.XA CN201180068177A CN103384734B CN 103384734 B CN103384734 B CN 103384734B CN 201180068177 A CN201180068177 A CN 201180068177A CN 103384734 B CN103384734 B CN 103384734B
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- China
- Prior art keywords
- cylinder body
- motor
- cylinder
- drive system
- spinning machine
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Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Cash Registers Or Receiving Machines (AREA)
- Gear-Shifting Mechanisms (AREA)
- Control Of Stepping Motors (AREA)
Abstract
Ring spinning machine of a spinning line, comprising a first motor of the first cylinders (10), a first motor of the second and third cylinders (20), a further motor of the second and third cylinders (30), positioned in an intermediate position between the drafting cylinder ends, on the other side of the centreline (M) to the first motor of the second and third cylinders (20).
Description
Technical field
The present invention relates to a kind of spinning machine for obtaining volume yarn (yarn of reel) from rove volume.Especially, this
A kind of drive system of the bright drawing-off cylinder body (drafting cylinder) being related to spinning machine.
Background technology
It is known that after drawing-off and afterturn (twist) rove, spinning machine can process rove and roll up to make volume yarn.
For this reason, spinning machine includes the entrance (portal) extending along a longitudinal axis, rove volume is from this entrance pendency.
Drafting system is generally formed by three pairs of cylinder bodies with longitudinal extent, and it is positioned at the downstream of rove volume, slightly
Yarn is between described drafting system with drafted.
Drafted and afterturn yarn is wound on spindle (spindle), and described spindle is positioned at the downstream of drafting system
And be located in a row along longitudinal axis on pedestal, and described spindle rotates around the vertical axis of themselves.
Generally, spinning machine has two relative creels (bank), and each creel is provided with row's spindle.In order to improve
The productivity ratio of yarn, it is suitable for providing substantial amounts of spindle for spinning machine.Normally, some spinning machines have up to 2000
Spindle, has the longitudinal length of 70-80 rice.
Therefore, the cylinder body of drafting system has sizable length, so as to by this row's spindle of yarn feeding.
In the portion, therefore it is widely felt the need of makes drawing-off cylinder body rightly move, to prevent as cylinder body in rotation
Many related problems such as distortion, particularly when the synthetic fibers of the more high draft power of needs are drafted.
Content of the invention
It is an object of the invention to provide a kind of spinning machine of the system being provided with for making movement of cylinder block, described system is special
It is suitable for the spinning machine with a large amount of spindles.
This purpose is realized by the spinning machine of the application.
Brief description
From the following description, by non-limiting example and refer to the attached drawing, the characteristic of the spinning machine according to the present invention
Will be apparent from advantage, in accompanying drawing：
Fig. 1 shows the system being equipped with for making the drawing-off movement of cylinder block according to the present invention according to an embodiment
The block diagram of spinning machine；
Fig. 2 shows the system being equipped with for making the drawing-off movement of cylinder block according to the present invention according to further embodiment
Spinning machine schematic diagram；
Fig. 3 shows the motor system according to Fig. 1 or Fig. 2, illustrated therein is actuating device from motor to the first drawing-off
The schematic diagram of the motion of cylinder body；
Fig. 4 shows the motor system according to Fig. 1 or Fig. 2, illustrated therein is actuating device from motor to the second drawing-off
Cylinder body and the schematic diagram of the motion to the 3rd drawing-off cylinder body；
Fig. 5 is the axis side view of the actuating device in Fig. 4.
Fig. 6 shows the motor system according to Fig. 1 or Fig. 2, illustrated therein is intermediate gearing from motor to second
Drawing-off cylinder body and the axis side view of the motion to the 3rd drawing-off cylinder body.
Specific embodiment
Spinning machine according to the present invention extends mainly along longitudinal axis X and includes supporting entrance, by rove to be processed
Volume is from this support entrance pendency.
Additionally, spinning machine includes the drafting system 1 of rove, it includes one group of cylinder body coupling, described cylinder body longitudinal register
And it is suitable to the axis rotation around themselves.Between in succession paired cylinder body pass through rove experience drawing-off, drawing-off by this two
The different rotation rates of cylinder body are led to.
Preferably, in a pair of cylinder body, bottom or drawing-off cylinder body are vehicularized, and top or pressure cylinder dally and lead to
Cross and being pressed into contact and dragged rotation of the drawing-off cylinder body of lower section.
Especially, according to a preferred embodiment of the invention, every side of spinning machine all includes：
- the first pair of cylinder body, including the first drawing-off cylinder body 1 being located immediately at spindle upstream and related pressure cylinder；This
One drawing-off cylinder body can be according to order around the rotation of first rotation Z1；
- the second pair of cylinder body, including the second drawing-off cylinder body 2 and related second pressure cylinder body, described second drawing-off cylinder body and
Related second pressure cylinder body is located immediately at first pair of cylinder body upstream；Second drawing-off cylinder body can be according to order around the second rotation axiss
Z2 rotates；And
- the three pair of cylinder body, including the 3rd drawing-off cylinder body 3 and the 3rd related pressure cylinder, described 3rd drawing-off cylinder body and
The 3rd related pressure cylinder is located immediately at the upstream of second pair of cylinder body；3rd drawing-off cylinder body can be according to order around the 3rd rotary shaft
Line Z3 rotates.
Include both sides in view of spinning machine, this will be equipped with two the first drawing-off cylinder bodies 1, two the second drawing-off cylinder body 2 Hes
Two the 3rd drawing-off cylinder bodies 3.
According to an embodiment, the first drawing-off cylinder body 1 interrupts along rotation axiss Z1, therefore includes, for example, along rotary shaft
Line Z1 is aligned but detached first section 1' and the second section 1 ".
Moreover it is preferred that the second drawing-off cylinder body 2 and the 3rd drawing-off cylinder body 3 are also along rotation axiss Z2, Z3 of each of which
Interrupt, and therefore include being aligned but detached respective section along rotation axiss.For example, second and the 3rd drawing-off cylinder body
Separation between section occurs at the defiber S of longitudinal axis X.
This spinning machine further includes to be suitable for make drawing-off cylinder body around the rotation axiss rotation of each of which according to order
Motor system.
This motor system includes the first motor 10 of the first drawing-off cylinder body, and this motor is motor, so that the first drawing-off cylinder
Body 1 moves.Especially, the first motor 10 dynamic property of the first drawing-off cylinder body it is connected to the first drawing-off cylinder on spinning machine both sides
On body.
Preferably, the first motor 10 of the first drawing-off cylinder body is positioned at a longitudinal end of the first drawing-off cylinder body, should
First motor is longitudinally placed on this drawing-off cylinder body side, and this first motor prolongs beyond the axial direction of described drawing-off cylinder body
Stretch scope.
Preferably, in addition, this first motor 10 of the first drawing-off cylinder body power of including having power output shaft line E1 is defeated
Go out device, described power output shaft line is positioned laterally the centre position between the rotation axiss Z1 of the first drawing-off cylinder body, example
As parallel with them.
Preferably, this motor system includes the first supporting construction 15, and the motor of the first drawing-off cylinder body 1 is placed in this first
On support structure, it is preferably so that can laterally slide and be blocked in desired locations.
Preferably, the first supporting construction 15 is such, and power output shaft line E1 is arranged in than drawing-off cylinder body and pressure cylinder
At the higher height of the rotation axiss of body.
Additionally, this motor system includes power output for the first motor 10 from the first drawing-off cylinder body to the first drawing-off
At least one of the motion transmission of cylinder body is with 16 and at least one tensioning wheel 18 in order to band described in tensioning.
According to an embodiment, motor system is envisioned for：First drawing-off cylinder body has only one motor, for first
The motion of drawing-off cylinder body 1, and described first drawing-off cylinder body along each of which rotation axiss continual in the case of
Continuously extend between two longitudinal ends of spinning machine.
According to further embodiment, this motor system is envisioned for：Second motor 10' of the first drawing-off cylinder body is positioned at
At the longitudinal end relative with the end that the first motor 10 of the first drawing-off cylinder body is positioned.
Preferably, in such an embodiment, the first motor 10 of the first drawing-off cylinder body is exclusively used in the of the first drawing-off cylinder body 1
Second motor 10' of the motion of one section 1 " and the first drawing-off cylinder body is exclusively used in the second section 1 of the first drawing-off cylinder body 1 "
Motion.
Similar to the first drawing-off cylinder body in the first motor 10, the second motor 10' of the first drawing-off cylinder body has oneself
Supporting construction and can laterally adjust in place.
This motor system further include second and the 3rd drawing-off cylinder body the first motor 20, in order to make second and the 3rd to lead
Stretch cylinder body 2,3 motion.Especially, second and the 3rd drawing-off cylinder body the first motor 20 dynamic property be connected to spinning machine both sides
Second drawing-off cylinder body 2 and the 3rd drawing-off cylinder body 3 being connected to spinning machine both sides.
Preferably, second and the 3rd drawing-off cylinder body the first motor 20 be positioned at second and the 3rd one of drawing-off cylinder body indulge
To end, described first motor is longitudinally placed on drawing-off cylinder body side, and described first motor is beyond described drawing-off
The axial extension of cylinder body.
In a preferred embodiment, additionally, second and the 3rd first motor 20 of drawing-off cylinder body include with power output
The PTO of axis E 2, this power output shaft line be positioned laterally second and the 3rd drawing-off cylinder body rotation axiss
Centre position between Z2, Z3, for example parallel with them.
Preferably, this motor system includes the first motor 20 of the second supporting construction 25, the second and the three drawing-off cylinder body and pacifies
Put in described second supporting construction, be preferably so that can laterally slide and be blocked in desired locations.
Preferably, the second supporting construction 25 is such, and power output shaft line E2 is arranged in than drawing-off cylinder body and pressure cylinder
At the higher height of the rotation axiss of body.
Additionally, this motor system include for from second and the 3rd drawing-off cylinder body the first motor 20 PTO
To second and the 3rd drawing-off cylinder body motion transmission at least one band 26, and described in tensioning band at least one tensioning wheel
28.
According to preferred embodiment, this motor system contemplate second and the 3rd drawing-off cylinder body there is single motor, this electricity
Machine is longitudinally positioned at drawing-off cylinder body side, and be positioned to beyond described second and the 3rd drawing-off cylinder body longitudinal end.
Additionally, this motor system further include second and the 3rd drawing-off cylinder body the second motor 30, in order to make the second He
3rd drawing-off movement of cylinder block, this second motor is longitudinally positioned at centre position with respect to the longitudinal end of drawing-off cylinder body.
In other words, described second and the 3rd drawing-off cylinder body along be longitudinally located at second and the 3rd drawing-off cylinder body the second motor
30 side and the sidepiece of opposite side.
Preferably, additionally, second and the 3rd second motor 30 of drawing-off cylinder body include having the dynamic of power output shaft line E3
Power output device, this power output shaft line be positioned laterally second and the 3rd drawing-off cylinder body rotation axiss Z2, Z3 between
Centre position, for example parallel with them.
In preferred embodiment, this motor system includes the second of the 3rd supporting construction 35, the second and the three drawing-off cylinder body
Motor 30 is placed in the 3rd supporting construction, is preferably so that can laterally slide and be blocked in desired locations.
Preferably, the 3rd supporting construction 35 is such, and power output shaft line E3 is arranged in than drawing-off cylinder body and pressure
At the higher height of the rotation axiss of cylinder body.
Additionally, this motor system include for from second and the 3rd drawing-off cylinder body the second motor 30 PTO
To second and the 3rd drawing-off cylinder body motion transmission at least one band 36, and described in tensioning band at least one tensioning wheel
38.
Spinning position along drawing-off cylinder body is known, can be dotted line M by the centreline definition of spinning machine, this dotted line will
Quantity along the spinning position of drawing-off cylinder body is divided into equal part.
Preferably, second and the 3rd drawing-off cylinder body the second motor 30 with respect to second and the 3rd drawing-off cylinder body first electricity
The centrage M beyond spinning machine orientated as by machine 20.
Particular according to preferred embodiment, second and the 3rd this second motor of drawing-off cylinder body be positioned at from second and
First motor of three drawing-off cylinder bodies starts at 2/3 of the distance along stretching cylinder body.
Additionally, according to preferred embodiment, second and the 3rd the defiber S of drawing-off cylinder body 2,3 be in a middle position,
This middle position be second and the 3rd drawing-off cylinder body the first motor 20 and second and the 3rd drawing-off cylinder body the second motor 30 it
Between centre position.
In preferred embodiment, additionally, by second and the 3rd drawing-off cylinder body the first motor 20 motion spinning position
Quantity be equal to by second and the 3rd drawing-off cylinder body the second motor 30 motion spinning position quantity.
For example, in one embodiment, spinning machine includes 1800 spindles altogether, 900 spindles in every side.First drawing-off
First motor 10 of cylinder body makes 600 spinning position motions of the every side on the first section 1' of the first drawing-off cylinder body；First
Second motor 10'(of drawing-off cylinder body is placed at the longitudinal end relative with the first motor 10) make the of the first drawing-off cylinder body
300 spinning position motions of the every side on two sections 1 ".
Additionally, according to this embodiment, second and the 3rd first motor 20 of drawing-off cylinder body make second and the 3rd drawing-off cylinder body
The first section on every side the motion of 300 spinning positions；Second and the 3rd drawing-off cylinder body the second motor 30 (in centre
Position, at 2/3 of the distance along cylinder body) make 300 spinning positions on side and 300 spinnings on another side
Yarn station moves.
Innovatively, the optimization making the spinning position quantity between motor according to the spinning machine of the present invention segments that become can
Energy.
Especially, it allows the optimization of subdivision so that twisted effect on cylinder body minimizes, and in particular second and the 3rd
Twisted effect on drawing-off cylinder body.
Advantageously, additionally, this spinning machine is particularly suited for spinning the synthetic textile fibre needing high drafting force, especially exist
Second and the 3rd on drawing-off cylinder body, carries out the most significant drawing-off herein.
According to further advantageous aspects, allow to limit the distortion of cylinder body according to the spinning machine of the present invention, and existing
Solution compare the quantity decreasing motor and actuating device.
It is evident that those skilled in the art can make modification to meet possible demand to above-mentioned spinning machine,
These modifications still fall within the protection domain of claims.
Claims (12)
1. the drive system of the drawing-off cylinder body of a kind of ring spinning machine, including：
- the first drawing-off cylinder body (1), described first drawing-off cylinder body rotates around respective first rotation (Z1) according to order, and
And described first drawing-off cylinder body (1) interrupts along described first rotation (Z1)；
- the second drawing-off cylinder body (2), described second drawing-off cylinder body rotates around respective second rotation axiss (Z2) according to order, right
Should be in laterally separated line (S), described second drawing-off cylinder body is separated into the section along described second rotation axiss be aligned；
- the three drawing-off cylinder body (3), described 3rd drawing-off cylinder body rotates around corresponding 3rd rotation axiss (Z3) according to order, right
Laterally separated line (S) described in Ying Yu, described 3rd drawing-off cylinder body is separated into the section along described 3rd rotation axiss be aligned；
First motor (10) of-described first drawing-off cylinder body, this first motor power ground of described first drawing-off cylinder body connects
To described first drawing-off cylinder body (1) so that described first drawing-off movement of cylinder block；
- described second drawing-off cylinder body and second motor (20) of the 3rd drawing-off cylinder body, described second drawing-off cylinder body and the 3rd drawing-off
This second motor power ground of cylinder body connects to described second drawing-off cylinder body (2) and connects to described 3rd drawing-off cylinder body
(3) so that described second drawing-off cylinder body and described 3rd drawing-off movement of cylinder block, this second motor is positioned at described first drawing-off cylinder
On the side of centrage (M) of body (1), described second drawing-off cylinder body (2) and described 3rd drawing-off cylinder body (3)；
- described second drawing-off cylinder body and the 3rd motor (30) of the 3rd drawing-off cylinder body, the 3rd motor power ground connects to institute
State the second drawing-off cylinder body (2) and connect to described 3rd drawing-off cylinder body (3) so that described second drawing-off cylinder body and the described 3rd
Drawing-off movement of cylinder block, the 3rd motor is positioned in the centre position between the end of described drawing-off cylinder body, and in described
On opposite side for second motor (20) of the relatively described second drawing-off cylinder body of heart line (M) and the 3rd drawing-off cylinder body.
2. drive system according to claim 1, wherein, the second electricity of described second drawing-off cylinder body and the 3rd drawing-off cylinder body
Machine (20) is positioned at described second drawing-off cylinder body and the longitudinal end of the 3rd drawing-off cylinder body, and is located at described second drawing-off cylinder body
Outside with described 3rd drawing-off cylinder body.
3. drive system according to claim 2, wherein, the 3rd electricity of described second drawing-off cylinder body and the 3rd drawing-off cylinder body
Machine (30) is positioned at and starts along described drawing-off cylinder from second motor (20) of described second drawing-off cylinder body and the 3rd drawing-off cylinder body
At the 2/3 of the distance of body.
4. drive system according to claim 1, wherein, first motor (10) of described first drawing-off cylinder body is positioned at institute
State at the longitudinal end of the first drawing-off cylinder body (1), and be located at the outside of described first drawing-off cylinder body.
5. drive system according to claim 1, described drive system includes another the first of described first drawing-off cylinder body
(10'), this another first motor power ground of described first drawing-off cylinder body connects to described first drawing-off cylinder body (1) motor.
6. drive system according to claim 5, wherein, described first drawing-off cylinder body (1) is separated into along described first
The section of rotation axiss be aligned.
7. drive system according to claim 6, wherein, described first drawing-off cylinder body (1) is in described second drawing-off cylinder body
Separate with the position of the 3rd motor (30) of the 3rd drawing-off cylinder body.
8. drive system according to claim 1, wherein, described first motor, described second motor and described 3rd electricity
The lateral attitude of machine can be adjusted.
9. drive system according to claim 5, wherein, the lateral attitude of described another first motor can be adjusted.
10. drive system according to claim 1, wherein, described first motor, described second motor and described 3rd electricity
The PTO of machine has respective power output shaft line, and described power output shaft line is located at related described drawing-off cylinder body
Above related pressure cylinder.
11. drive systems according to claim 5, wherein, the PTO of described another first motor has respectively
From power output shaft line, described power output shaft line is located above related described drawing-off cylinder body and related pressure cylinder.
A kind of 12. ring spinning machine of the drive system including according to any one of claim 1 to 11.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITBS2011A000019A IT1404332B1 (en) | 2011-02-24 | 2011-02-24 | MOTORIZATION SYSTEM FOR DISPLACEMENT OF A DRAWER UNIT. |
| ITBS2011A000019 | 2011-02-24 | ||
| PCT/IB2011/055029 WO2012004779A2 (en) | 2011-02-24 | 2011-11-10 | Driving system of the drafting cylinders of a spinning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103384734A CN103384734A (en) | 2013-11-06 |
| CN103384734B true CN103384734B (en) | 2017-02-22 |
Family
ID=43975957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180068177.XA Active CN103384734B (en) | 2011-02-24 | 2011-11-10 | Driving system of the drafting cylinders of a spinning machine |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JP5524419B2 (en) |
| CN (1) | CN103384734B (en) |
| BR (1) | BR112013020646B1 (en) |
| CH (1) | CH706335B1 (en) |
| DE (1) | DE112011104949B4 (en) |
| IT (1) | IT1404332B1 (en) |
| WO (1) | WO2012004779A2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITBS20110166A1 (en) | 2011-11-30 | 2013-05-31 | Marzoli Spa | HANDLING DEVICE FOR THE DISPLACEMENT OF A FILATOIO |
| ITBS20110178A1 (en) | 2011-12-20 | 2013-06-21 | Marzoli Spa | FILATOIO WITH LONGITUDINALE OSPILLAZIONE OF STOPPINO |
| DE102015010854A1 (en) * | 2015-08-19 | 2017-02-23 | Saurer Germany Gmbh & Co. Kg | Spinning machine with a plurality of juxtaposed drafting systems |
| DE102015013619A1 (en) * | 2015-10-20 | 2017-04-20 | Saurer Germany Gmbh & Co. Kg | Double-sided ring spinning machine |
| DE102018102135A1 (en) * | 2018-01-31 | 2019-08-01 | Saurer Spinning Solutions Gmbh & Co. Kg | Method for operating a textile machine and a textile machine |
| DE102018102232A1 (en) * | 2018-02-01 | 2019-08-01 | Saurer Spinning Solutions Gmbh & Co. Kg | Double-sided ring spinning machine with drafting units |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4161862A (en) * | 1976-09-15 | 1979-07-24 | Zinser Textilmaschinen Gmbh | Draw roll drive arrangement |
| US4314388A (en) * | 1979-03-23 | 1982-02-09 | Zinser Textilmaschinen Gmbh | Roller drive for draw frame |
| DE19717243A1 (en) * | 1996-09-26 | 1998-04-02 | Rieter Ag Maschf | Drive for drafting rollers esp. for ring spinning machine |
| CN1900394A (en) * | 2005-07-19 | 2007-01-24 | 株式会社丰田自动织机 | Draft apparatus in spinning machine and control method of the same |
| CN201581171U (en) * | 2009-12-11 | 2010-09-15 | 太平洋机电(集团)有限公司 | Mechanism for driving front-row bobbin and back-row bobbin of roving machine respectively |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19537916B4 (en) * | 1995-10-11 | 2007-02-15 | Maschinenfabrik Rieter Ag | Spinning machine with drafting system |
| IT1295063B1 (en) * | 1996-09-26 | 1999-04-27 | Rieter Ag Maschf | Drive for drafting rollers esp. for ring spinning machine - has motors and gear boxes staggered longitudinally and transversely to reduce overall length |
| DE10040420A1 (en) | 2000-08-18 | 2002-02-28 | Rieter Ag Maschf | Sliver drawing unit, for a ring spinner, has a number of lower cylinder assemblies each with a number of drive points between their end bearing mountings for a trouble-free operation without torsion problems |
| DE102004017025B4 (en) * | 2004-04-02 | 2018-05-17 | Maschinenfabrik Rieter Ag | Spinning machine with several plug-in drives |
| DE102004016796B4 (en) | 2004-04-06 | 2013-02-07 | Rieter Ingolstadt Gmbh | Open-end spinning machine |
| DE102004047230A1 (en) | 2004-09-27 | 2006-03-30 | Maschinenfabrik Rieter Ag | Driving system for a long shaft, e.g. in textile spinning or twisting machines, has a main drive motor plus control unit to set the shaft speed and another motor plus control unit coupled to the shaft to generate torque |
| DE102005054817A1 (en) | 2005-11-15 | 2007-05-24 | Saurer Gmbh & Co. Kg | Ring spinning machine comprises drawframes whose draw rollers are driven by a main drive unit and have auxiliary drive units distributed along their length |
-
2011
- 2011-02-24 IT ITBS2011A000019A patent/IT1404332B1/en active
- 2011-11-10 BR BR112013020646-2A patent/BR112013020646B1/en active IP Right Grant
- 2011-11-10 JP JP2013525415A patent/JP5524419B2/en active Active
- 2011-11-10 WO PCT/IB2011/055029 patent/WO2012004779A2/en active Application Filing
- 2011-11-10 CN CN201180068177.XA patent/CN103384734B/en active Active
- 2011-11-10 CH CH01355/13A patent/CH706335B1/en unknown
- 2011-11-10 DE DE112011104949.8T patent/DE112011104949B4/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4161862A (en) * | 1976-09-15 | 1979-07-24 | Zinser Textilmaschinen Gmbh | Draw roll drive arrangement |
| US4314388A (en) * | 1979-03-23 | 1982-02-09 | Zinser Textilmaschinen Gmbh | Roller drive for draw frame |
| DE19717243A1 (en) * | 1996-09-26 | 1998-04-02 | Rieter Ag Maschf | Drive for drafting rollers esp. for ring spinning machine |
| CN1900394A (en) * | 2005-07-19 | 2007-01-24 | 株式会社丰田自动织机 | Draft apparatus in spinning machine and control method of the same |
| CN201581171U (en) * | 2009-12-11 | 2010-09-15 | 太平洋机电(集团)有限公司 | Mechanism for driving front-row bobbin and back-row bobbin of roving machine respectively |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103384734A (en) | 2013-11-06 |
| IT1404332B1 (en) | 2013-11-22 |
| JP5524419B2 (en) | 2014-06-18 |
| ITBS20110019A1 (en) | 2012-08-25 |
| DE112011104949T5 (en) | 2013-11-28 |
| JP2013538301A (en) | 2013-10-10 |
| DE112011104949B4 (en) | 2021-08-12 |
| BR112013020646B1 (en) | 2020-12-08 |
| CH706335B1 (en) | 2015-05-15 |
| WO2012004779A3 (en) | 2012-03-29 |
| BR112013020646A2 (en) | 2016-10-18 |
| WO2012004779A2 (en) | 2012-01-12 |
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