CN109423717A - The drafting system of spinning machine - Google Patents
The drafting system of spinning machine Download PDFInfo
- Publication number
- CN109423717A CN109423717A CN201810939533.4A CN201810939533A CN109423717A CN 109423717 A CN109423717 A CN 109423717A CN 201810939533 A CN201810939533 A CN 201810939533A CN 109423717 A CN109423717 A CN 109423717A
- Authority
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- China
- Prior art keywords
- axis
- bearing
- drafting system
- celestial
- spinning machine
- 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.)
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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
- 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
- D01H5/70—Constructional features of drafting elements
- D01H5/74—Rollers or roller bearings
Abstract
A kind of drafting system of the spinning machine of deflection easily eliminated celestial axis and hold the screw threads for fastening portion between axis is provided.The drafting system of the spinning machine has: drawing rollers, and with celestial axis (25) and end axis (30), which is linked to celestial axis (25) by screw threads for fastening;Roller stand (14), supports drawing rollers from below;And drive shaft (19), the rotary force of its output driving motor, and it is linked to end axis (30) by shaft coupling (27), the drafting system of the spinning machine has: bearing (40) is fixed on the middle part at end axis (30);With bracket (50), at least bearing support (40) from below.
Description
Technical field
The present invention relates to the drafting systems of spinning machine.
Background technique
The prior art of drafting system as spinning machine, such as leading it has been known that there is spinning machine disclosed in patent document 1
Stretch device.After two front roller drive motors of the drafting system of the spinning machine, two middle roller drive motors and two platforms
Roller respectively drives preceding bottom roll, middle bottom roller and rear bottom roll with drive motor.
For example, drafting system 70 shown in fig. 6 have the preceding bottom roll 71 as drawing rollers, middle bottom roller 72 and after
Bottom roll 73.Preceding bottom roll 71, middle bottom roller 72, rear bottom roll 73 are supported by roller stand 74,75 respectively.In preceding bottom roll 71
In axial direction, to be provided with gear mechanism 76 with an opposed mode of roller stand 74.Gear mechanism 76 has output front roller and uses
The drive shaft 77 of the driving force of drive motor (not shown).Preceding bottom roll 71 has celestial axis 78 and end axis 79.Celestial axis 78 and end axis
79 are coaxially linked by screw threads for fastening.Axis 79 is held to become coaxial mode by shaft coupling 80 and drive shaft with drive shaft 77
77 connections.
Celestial axis 78 with end axis 79 linked by screw threads for fastening, therefore sometimes hold axis 79 axle center and celestial axis 78 axle center not
Unanimously there is bias.There is eccentric state and make drawing-off when the axle center in the axle center and celestial axis 78 that keep end axis 79 is inconsistent
When device 70 works, there are following worries: the generative center runout in preceding bottom roll 71, generates to the quality for the yarn being drafted
Adverse effect.
Therefore, in the past, celestial axis 78 connected to each other and end axis 79 are supported by roller stand 74,75, be not linked to drive shaft
In the state of 77, at end, the free end of axis 79 measures runout.In turn, celestial axis 78 corresponding with the size of the runout determined is carried out
The straightening work in the screw threads for fastening portion between the axis 79 of end.Specifically, as shown in fig. 7, between celestial axis 78 and end axis 79
In the straightening work in screw threads for fastening portion, radial load (white arrow is applied to the end axis 79 for not being linked to drive shaft 77 from top
F).That is, the free end for not being linked to drive shaft 77 in the axis 79 of end with supported by roller stand 74 and free end opposite side
End between apply load.Apply load by opposite end axis 79, eliminate celestial axis 78 and holds the deflection between axis 79.
Patent document 1: Japanese Unexamined Patent Publication 2006-2300 bulletin
In the drafting system 70 of existing spinning machine shown in Fig. 6, in straightening work, at end, the free end of axis 79 is surveyed
Determine runout, if runout be greater than a reference value, as shown in fig. 7, end axis 79 in the free end for not being linked to drive shaft 77 and with
Apply load between the end of the free end opposite side supported by roller stand 74.But the runout due to removing free end
Operation be driven by atomic small strength adjustment, therefore there are the following problems: being difficult to the spiral shell between celestial axis 78 and end axis 79
Line fastening part applies load appropriate corresponding with runout.
Summary of the invention
The present invention is made in view of the above problems, is eliminated between celestial axis and end axis the purpose of the present invention is to provide easy
Screw threads for fastening portion deflection spinning machine drafting system.
In order to solve the above problems, the drafting system of spinning machine of the invention has: drawing rollers, with celestial axis and end
Axis, above-mentioned end axis are linked to above-mentioned celestial axis by screw threads for fastening;Roller stand supports above-mentioned drawing rollers from below;And
Drive shaft, the rotary force of output driving motor, and above-mentioned end axis, the drafting system of above-mentioned spinning machine are linked to by shaft coupling
Be characterized in that having: bearing is fixed on the middle part of above-mentioned end axis;And bracket, above-mentioned axis is at least supported from below
It holds.
In the present invention, bracket from below supporting and fixing in end axis middle part bearing.Therefore, between celestial axis and end axis
Screw threads for fastening portion be located at supporting and fixing in end axis middle part bearing bracket and roller stand between.Celestial axis and end axis it
Between screw threads for fastening portion straightening work in, measure celestial axis and hold axis between screw threads for fastening portion runout, to celestial axis and end axis
Between fastening part (screw threads for fastening portion) be applied from above load corresponding with the size of runout, thus, it is possible to celestial axis and end axis
Between screw threads for fastening portion apply corresponding with runout load appropriate, so as to simply eliminate celestial axis and hold between axis
The deflection in screw threads for fastening portion.
In addition, above-mentioned bracket has in the drafting system of above-mentioned spinning machine: bearing bearing part, at least under
The above-mentioned bearing of Fang Zhicheng;And fixation member, it is fixed on above-mentioned bearing bearing part, and fix above-mentioned bearing from top.
In this case, not only bearing bearing part bearing support from below, but also from the fixed part of top fixing bearing
Part is fixed on bearing bearing part, therefore bearing is fixed by bearing bearing part and fixation member from up and down direction.Therefore,
Compared with the case where only only supporting and fixing is in the bearing of the middle part of end axis from below, the center of drawing rollers can reduce
Runout.
In addition, being also configured to above-mentioned end axis in the drafting system of above-mentioned spinning machine and being divided into drive shaft side
Axle portion (drive shaft side first shaft portion) and celestial axis side axle portion (celestial axis side the second shaft portion), above-mentioned drive shaft side axle portion and above-mentioned celestial axis
Side axle portion is linked by screw threads for fastening.
In this case, since end axis is divided into drive shaft side shaft member and celestial axis side shaft part, thus not with end axis
Divided situation compares, and bearing becomes easy to the fixation of the middle part of end axis.
In addition, being also configured to above-mentioned drawing rollers is preceding bottom roll in the drafting system of above-mentioned spinning machine.
In this case, compared with other drawing rollers of spinning machine, it is to turn that preceding bottom roll, which is draft ratio maximum,
The highest drawing rollers of speed, therefore the effect of the inhibition center runout of preceding bottom roll is bigger than other drawing rollers.
In addition, being also configured to above-mentioned bracket is and above-mentioned roller stand phase in the drafting system of above-mentioned spinning machine
Same shape.
In this case, by making bracket shape identical with roller stand, the shape different with roller stand from using
The case where bracket, compares, and can expect the reduction of number of components.
In accordance with the invention it is possible to provide leading for the spinning machine for the deflection for easily eliminating the screw threads for fastening portion between celestial axis and end axis
Stretch device.
Detailed description of the invention
Fig. 1 is the schematic top of the drafting system of spinning machine involved in embodiments of the present invention.
Fig. 2 is the major part perspective view of the drafting system of spinning machine involved in embodiments of the present invention.
Fig. 3 is the major part top view for indicating preceding bottom roll, end axis and drive shaft connection.
Fig. 4 is the direction view of the line A-A in Fig. 1.
Fig. 5 is the explanatory diagram of the straightening work of the drawing rollers in drafting system.
Fig. 6 is the schematic top of the drafting system of existing spinning machine.
Fig. 7 is the explanatory diagram of the straightening work of the drawing rollers in existing drafting system.
Reference text explanation
10,70 ... drafting systems;11,71 ... preceding bottom rolls;12,72 ... middle bottom rollers;13,73 ... rear bottom rolls;14,
15,74,75 ... roller stand;19,20,21,77 ... drive shaft;22 ... front roller drive motors;23 ... middle roller drive motors;
24 ... rear roller drive motors;25,43,46,78 ... celestial axis;27,45,48,80 ... shaft coupling;30,44,47,79 ... end axis;
31 ... first axle components;32 ... second shaft section;40,41,42 ... bearing;50 ... brackets;51 ... bracket main body components;52 ... axis
Hold bearing part;53 ... fixation members;F ... load.
Specific embodiment
Hereinafter, being described with reference to the drafting system of spinning machine involved in an embodiment.In the present embodiment,
The drafting system of ring throstle as spinning machine is illustrated.Drafting system according to the present invention is along ring spindle yarn
The length direction left and right settings of the board of machine has a pair, becomes the structure of the three-wire type with three drawing rollers.
As shown in Figure 1, drafting system 10 has preceding bottom roll 11, middle bottom roller 12 and rear bottom roll 13.Preceding bottom roll
11, middle bottom roller 12 and rear bottom roll 13 are equivalent to drawing rollers.Drafting system 10 have bearing drawing rollers roller stand 14,
15。
Roller stand 14,15 supports preceding bottom roll 11 from below.Bottom roll 11 close to an end before roller stand 14 supports
Position, roller stand 15 support another end.Support bracket (not shown), branch support are respectively fixed in roller stand 14,15
Frame supports middle bottom roller 12 and rear bottom roll 13.Support bracket being capable of the (side orthogonal with the axial direction of drawing rollers along the longitudinal direction
To) carry out position adjustment.
As shown in Fig. 2, roller stand 14,15 is supported by the counter extensioin bar 17 supported by base station 16.Drawing-off bar 17 spreads machine
The endlong extension of platform.In Fig. 2, a stylobate platform 16 is illustrated only, but drafting system 10 can also have multiple base stations 16.Separately
Outside, in Fig. 2, roller stand 14 is illustrated only, in addition to roller stand 15 not shown, also middle bottom roller 12 not shown and rear bottom roll
13, it is omitted herein.
Have apron (apron, not shown) in middle bottom roller 12.In addition, be provided with it is corresponding with preceding bottom roll 11 before on
Roller (not shown).It is provided with middle top roller (not shown) corresponding with middle bottom roller 12, has apron in middle top roller and (does not scheme
Show).It is provided with rear top roller (not shown) corresponding with rear bottom roll 13.
An end side (left side of Fig. 1) for preceding bottom roll 11, middle bottom roller 12 and rear bottom roll 13 is provided with gear
Mechanism 18.In gear mechanism 18, have multiple gear trains (not shown) and respectively with preceding bottom roll 11, middle bottom roller 12 and
The drive shaft 19,20,21 that bottom roll 13 links afterwards.
Near gear mechanism 18, it is equipped with the front roller drive motor 22 of the driving source as preceding bottom roll 11, makees
The rear roller of driving source for the middle roller drive motor 24 of the driving source of middle bottom roller 12 and as rear bottom roll 13 drives
Motor 23.The rotary force of front roller drive motor 22 is output to drive shaft via the gear train of the front roller in gear mechanism 18
19.Also, the rotary force of middle roller drive motor 24 is output to drive shaft 20, rear roller driving via the gear train of middle roller
The rotary force of motor 23 is output to drive shaft 21 via the gear train of rear roller.
Preceding bottom roll 11 has celestial axis 25 and end axis 30, wherein end axis 30 passes through screw threads for fastening and the coaxial connection of celestial axis 25.
Celestial axis 25 extends between roller stand 14,15.As shown in figure 3, in celestial axis 25 by holding the end of 30 side of axis to be formed with interior
The internal thread hole 26 of screw thread.
The end axis 30 of present embodiment is made of first axle component 31 and second shaft section 32.First axle component 31 is by connection
Joint 27 is linked to drive shaft 19, and second shaft section 32 and celestial axis 25 link.First axle component 31 has first axle main part 33
With small diameter section 34, wherein small diameter section 34 is set to the end by 32 side of second shaft section of first axle main part 33, and straight
Diameter is less than first axle main part 33.The front end of small diameter section 34, which has, is formed with externally threaded external thread part 35.
Second shaft section 32 has the second shaft body portion 36.At the end by 31 side of first axle component in the second shaft body portion 36
Portion is formed with tool internal thread internal thread hole 37.The external thread part 35 of first axle component 31 is screwed into internal thread hole 37, thus
First axle component 31 and the coaxial connection of second shaft section 32.It is formed with directly in the end by 25 side of celestial axis in the second shaft body portion 36
Small diameter section 38 of the diameter less than the second shaft body portion 36.Small diameter section 38, which has, is formed with externally threaded external thread part 39.Outer spiral shell
Line portion 39 is screwed into the internal thread hole 26 for being formed in celestial axis 25, thus holds axis 30 and the coaxial connection of celestial axis 25.
In the state that first axle component 31 and second shaft section 32 link, the small diameter section 34 of first axle component 31 is suitable
In the middle part of end axis 30.Bearing 40 is fixed in small diameter section 34.Bearing 40 is needle bearing.Similarly, in the second shaft portion
The small diameter section 38 of part 32 is also fixed with and the mutually isostructural bearing 41 of bearing 40.Further, in celestial axis 25 by roller stand 15
The end of the other side of bearing is fixed with and bearing 40,41 mutually isostructural bearings 42 (referring to Fig.1).
Middle bottom roller 12 has celestial axis 43 and end axis 44, wherein end axis 44 passes through screw threads for fastening and the coaxial connection of celestial axis 43
(referring to Fig.1).Celestial axis 43 extends between roller stand 14,15.End axis 44 is not divided, but is linked to by shaft coupling 45
Drive shaft 20.Bottom roll 13 has celestial axis 46 and end axis 47 afterwards, wherein end axis 47 passes through screw threads for fastening and the coaxial connection of celestial axis 46
(referring to Fig.1).Celestial axis 46 extends between roller stand 14,15.End axis 47 is not divided, but is linked to by shaft coupling 48
Drive shaft 21.Partition 49 is provided between gear mechanism 18 and roller stand 14.
The drafting system 10 of present embodiment has bracket 50, and the bracket 50 is from up and down direction supporting and fixing in end axis 30
The bearing 40 of middle part.As shown in Figure 2, Figure 4 shows, bracket 50 has a pair of of bracket main body component 51, bearing bearing part 52 and consolidates
Determine component 53.In addition, illustrating only a bracket main body component 51 in Fig. 4.
Bracket main body component 51 is the plate in the strip extended between bottom roll 11 before a pair.In bracket main body component
51 lower edge is formed with the arc groove 54 for being embedded in drawing-off bar 17.Bracket main body component 51 is with neighbouring towards front lower from arc groove 54
Roller 11 and oliquely downward angled manner extend.The front end 55 close to preceding bottom roll 11 of bracket main body component 51 is to pass through spiral shell
The fastening of bolt 56 and the position for being fixed with bearing bearing part 52.Cylinder part 57 is separately installed in a counter extensioin bar 17.One
57 (reference of cylinder part is fixed on by the fastening of bolt 58 in a manner of clamping cylinder part 57 to bracket main body component 51
Fig. 2).Cylinder part 57 can be divided into two parts radially.
Bearing bearing part 52 is the component for being bent into shape generally L-shaped, an end quilt of bearing bearing part 52
The front end 55 of a pair of of bracket main body component 51 clamps, and is fixed on a pair of of bracket main body component by the fastening of bolt 56
51.Another end of bearing bearing part 52 has the bearing surface 59 of section arc-shaped.The bearing support from below of bearing surface 59
40。
Fixation member 53 is fixed with by the fastening of bolt 60 in bearing bearing part 52, fixation member 53 is solid from top
Dead axle holds 40.Fixation member 53 has a pair of of the portions 61 for being fixed on bearing bearing part 52 and will connect between a pair of of portions 61
The bending section 62 connect.Bending section 62 is bent into arc-shaped.Fixation member 53 is fixed on bearing bearing part 52, thus bracket 50
From up and down direction fixing bearing 40.
Next, the straightening work in the screw threads for fastening portion between the celestial axis 25 to present embodiment and end axis 30 is said
It is bright.The straightening work in the screw threads for fastening portion between celestial axis 25 and end axis 30 is in the assembling of drafting system 10, drafting system 10
Maintenance test when the operation that carries out.As shown in (a) of Fig. 5, firstly, operator makes roller stand 14,15 of drafting system 10
Brought forward bottom roll 11.
Next, operator links preceding bottom roll 11 with drive shaft 19 by shaft coupling 27 as shown in (b) of Fig. 5.It is logical
It crosses and links preceding bottom roll 11 with drive shaft 19 by shaft coupling 27, thus hold the position of the end of axis 30 and the end of drive shaft 19
It sets and is aligned.
Next, operator's mounting bracket 50 makes 52 brought forwards of bearing bearing part of bracket 50 as shown in (c) of Fig. 5
The bearing 40 of bottom roll 11.In the present embodiment, fixation member 53 is fastened by bolts and is fixed on bearing bearing part 52,
Bearing 40 is fixed by bearing bearing part 52 and fixation member 53 from up and down direction.
Then, operator dismantles shaft coupling 27.Bottom roll 11 before operator makes in the state of after shaft coupling 27 is dismantled
Rotation measures the runout in the screw threads for fastening portion between the celestial axis 25 in the roller stand 14 of bearing support 41 and end axis 30.Further,
As shown in (d) of Fig. 5, operator utilizes bracket 50 and roller stand 15, the preceding bottom roll 11 supported to the bearing 40,42 at both ends
Apply downward load (white arrow F) corresponding with the size of runout measured from the top of bearing 41.It is downward by applying
Load, eliminate celestial axis 25 and hold axis 30 between screw threads for fastening portion deflection, it is therefore prevented that make before bottom roll 11 rotate when
Center runout.Then, as shown in (e) of Fig. 5, operator links preceding bottom roll 11 with drive shaft 19 by shaft coupling 27.Before
Bottom roll 11 and drive shaft 19 link, so that the straightening work of preceding bottom roll 11 terminates.
Drafting system 10 involved in present embodiment plays function and effect below.
(1) bracket 50 from below supporting and fixing in end axis 30 middle part bearing 40.Therefore, the day in preceding bottom roll 11
Fastening part (screw threads for fastening portion) between axis 25 and end axis 30 is located at supporting and fixing in the support of the bearing 40 of the middle part of end axis 30
Between frame 50 and roller stand 15.Celestial axis 25 and end axis 30 between screw threads for fastening portion straightening work in, measurement celestial axis 25 with
The runout for holding the fastening part (screw threads for fastening portion) between axis 30 applies the screw threads for fastening portion between celestial axis 25 and end axis 30 from top
Add load corresponding with the size of runout, thus, it is possible to apply and runout phase to the screw threads for fastening portion between celestial axis 25 and end axis 30
The load appropriate answered, so as to simply eliminate celestial axis 25 and hold the deflection in the screw threads for fastening portion between axis 30.
(2) not only bearing support 40 from below of bearing bearing part 52, and fixation member 53 is fixed on bearing receiving portion
Part 52, therefore bearing 40 is fixed by bearing bearing part 52 and fixation member 53 from up and down direction.Therefore, with only only from
Lower section supporting and fixing compares in the case where bearing 40 of the middle part of end axis 30, can reduce because of drive shaft 19 and preceding bottom roll
The center runout of preceding bottom roll 11 caused by 11 bias.
(3) end axis 30 is divided into the first axle component 31 as drive shaft side axle portion and the as celestial axis side axle portion
Two shaft members 32.Therefore, compared with the not divided situation of axis of end, bearing 40 becomes easy to the installation of end axis 30.
(4) compared with other drawing rollers that is, middle bottom roller 12 and rear bottom roll 13 in drafting system 10, as
The revolving speed highest of the preceding bottom roll 11 of drawing rollers.The effect of the inhibition center runout of preceding bottom roll 11 is than other drawing-offs as a result,
Roller is big.
The present invention is not limited to above-mentioned embodiments, are able to carry out various changes, example in the range of the objective of invention
Such as, change can also be proceeded as follows.
Zero in the above-described embodiment, and the bearing of the middle part of end axis is fixed on using bearing bracket, but is not limited to
This.For example, it is also possible to use the bracket with roller stand same shape.In this case, compared with the bracket of embodiment, energy
Enough reduce number of components.Therefore, it can reduce the cost of manufacture of drafting system.
Zero in the above-described embodiment, and the bearing for being fixed on the middle part of end axis is fixed from up and down direction for bracket,
But it is not limited to this.Can also at least only from below supporting and fixing in end axis middle part bearing.For example, being used by roller stand
At least supporting and fixing is fixed on the axis of the middle part of end axis in the case where the bracket of the bearing of the middle part of end axis to work from below
It holds and is only supported from below by roller stand.Even if in this case, can to celestial axis 25 and end axis 30 between screw threads for fastening portion apply
Add load appropriate corresponding with runout.
Zero in the above-described embodiment, and end axis is the structure for being divided into drive shaft side axle portion and celestial axis side axle portion, but
It is not limited to this.As not divided butt axis, bearing is fixed on to the middle part of end axis.
Zero in the above-described embodiment, using the preceding bottom roll as drawing rollers as the applicable object of invention, but simultaneously
It is not limited to preceding bottom roll, even middle bottom roller and rear bottom roll are set as applicable object of the drawing rollers as invention.
Zero in the above-described embodiment, respectively before preceding bottom roll 11, middle bottom roller 12 and rear bottom roll 13 are provided with
Roller drive motor 22, middle roller drive motor 24 and rear roller drive motor 23, but also the present invention can be applied to via
The driving force of individual motor is transferred to the drive form of preceding bottom roll 11, middle bottom roller 12, rear bottom roll 13 by transmission mechanism
Drafting system.
Claims (5)
1. a kind of drafting system of spinning machine, has:
Drawing rollers, with celestial axis and end axis, the end axis is linked to the celestial axis by screw threads for fastening;
Roller stand supports the drawing rollers from below;And
Drive shaft, the rotary force of output driving motor, and it is linked to the end axis by shaft coupling,
The drafting system of the spinning machine is characterized in that having:
Bearing is fixed on the middle part of the end axis;With
Bracket at least supports the bearing from below.
2. the drafting system of spinning machine according to claim 1, which is characterized in that
The bracket has:
Bearing bearing part at least supports the bearing from below;With
Fixation member is fixed on the bearing bearing part, and fixes the bearing from top.
3. the drafting system of spinning machine according to claim 1 or 2, which is characterized in that
The end axis is divided into drive shaft side first shaft portion and celestial axis side the second shaft portion,
The drive shaft side first shaft portion and celestial axis side the second shaft portion are linked by screw threads for fastening.
4. the drafting system of spinning machine described according to claim 1~any one of 3, which is characterized in that
The drawing rollers are preceding bottom roll.
5. the drafting system of spinning machine described according to claim 1~any one of 4, which is characterized in that
The bracket is shape identical with the roller stand.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017169090A JP7257099B2 (en) | 2017-09-04 | 2017-09-04 | Draft device in spinning machine |
JP2017-169090 | 2017-09-04 |
Publications (2)
Publication Number | Publication Date |
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CN109423717A true CN109423717A (en) | 2019-03-05 |
CN109423717B CN109423717B (en) | 2022-07-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810939533.4A Active CN109423717B (en) | 2017-09-04 | 2018-08-17 | Drafting device of spinning machine |
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CN (1) | CN109423717B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10273832A (en) * | 1997-03-28 | 1998-10-13 | Toyota Autom Loom Works Ltd | Draft apparatus for spinning machine |
CN1710166A (en) * | 2004-06-18 | 2005-12-21 | 株式会社丰田自动织机 | Abnormality detecting device for drafting device of spinning machine |
CN1900393A (en) * | 2005-07-19 | 2007-01-24 | 株式会社丰田自动织机 | Method for controlling draw device of spinning machine and controller for draw device of 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 |
RU2467102C1 (en) * | 2011-06-29 | 2012-11-20 | Государственное образовательное учреждение высшего профессионального образования "Ивановская государственная текстильная академия" (ИГТА) | Drafting device of spinning machine |
DE102012021399A1 (en) * | 2012-10-31 | 2014-04-30 | Rotorcraft Ag | Drafting device for ring spinning machines, has pair of output rollers with output pressure roller and associated sub-cylinder, where compression zone is downstream to pair of output rollers |
CN205603752U (en) * | 2015-03-25 | 2016-09-28 | 村田机械株式会社 | Drafting arrangement and spinning machine |
-
2017
- 2017-09-04 JP JP2017169090A patent/JP7257099B2/en active Active
-
2018
- 2018-08-17 CN CN201810939533.4A patent/CN109423717B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10273832A (en) * | 1997-03-28 | 1998-10-13 | Toyota Autom Loom Works Ltd | Draft apparatus for spinning machine |
CN1710166A (en) * | 2004-06-18 | 2005-12-21 | 株式会社丰田自动织机 | Abnormality detecting device for drafting device of spinning machine |
JP2006002300A (en) * | 2004-06-18 | 2006-01-05 | Toyota Industries Corp | Method for detecting abnormality of drafting apparatus in spinning machinery |
CN1900393A (en) * | 2005-07-19 | 2007-01-24 | 株式会社丰田自动织机 | Method for controlling draw device of spinning machine and controller for draw device of 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 |
RU2467102C1 (en) * | 2011-06-29 | 2012-11-20 | Государственное образовательное учреждение высшего профессионального образования "Ивановская государственная текстильная академия" (ИГТА) | Drafting device of spinning machine |
DE102012021399A1 (en) * | 2012-10-31 | 2014-04-30 | Rotorcraft Ag | Drafting device for ring spinning machines, has pair of output rollers with output pressure roller and associated sub-cylinder, where compression zone is downstream to pair of output rollers |
CN205603752U (en) * | 2015-03-25 | 2016-09-28 | 村田机械株式会社 | Drafting arrangement and spinning machine |
Also Published As
Publication number | Publication date |
---|---|
JP7257099B2 (en) | 2023-04-13 |
JP2019044300A (en) | 2019-03-22 |
CN109423717B (en) | 2022-07-05 |
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