CN106948043A - Tensioner, drafting system and spinning machinery - Google Patents
Tensioner, drafting system and spinning machinery Download PDFInfo
- Publication number
- CN106948043A CN106948043A CN201610982479.2A CN201610982479A CN106948043A CN 106948043 A CN106948043 A CN 106948043A CN 201610982479 A CN201610982479 A CN 201610982479A CN 106948043 A CN106948043 A CN 106948043A
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- China
- Prior art keywords
- roller
- tensioner
- main part
- fibre bundle
- bottom roll
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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
- D01H5/70—Constructional features of drafting elements
- D01H5/86—Aprons; Apron supports; Apron tensioning arrangements
- D01H5/88—Cradles; Tensors
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/30—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The present invention provides tensioner, drafting system and spinning machinery.Tensioner (40) possesses：Main part (50), extends along the rotation direction of principal axis of bottom roll (16a)；And supporting member (54b), it is configured at main part (50), by supporting lower band (18a), the upper band (18b) and 1st clip position of the lower band (18a) to fibre bundle (S) of top roller (16b) are arranged at, supporting member (54b) is configured at the position for the scope for having separated more than 11mm and below 22mm with the 2nd clip position that top roller (16b) is clamped to fibre bundle (S) from bottom roll (16a) in the 1st clip position.
Description
Technical field
The present invention relates to tensioner, drafting system and spinning machinery.
Background technology
It is known to the drafting system for possessing drawing-off (Draft) fibre bundle and is added by the fibre bundle after counter extensioin
The spinning machinery for the spinning apparatus for twisting with the fingers to manufacture spun yarn.In drafting system, multiple sieve are configured with the drawing-off direction of fibre bundle
Drawing pair.In the bottom roll and tensioner (Tensor Bar of a roller pair：Tension rail) between set up and have for holding (clamping)
And the tengential belt of drawn fiber beam.
Tensioner (the Belt for possessing and being configured with five rollers that can be rotated is described in DE102005000990A
Bridge：With bridge) drafting system.According to DE102005000990A tensioner, tensioner during tengential belt rotation can be reduced
Friction between tengential belt.
In this drafting system, tengential belt is to the holding position (clip position) of fibre bundle and hold for yarn
Quality brings influence.Herein, effective fibre length is different because of species difference for fibre bundle.Thus, for example, in effective fibre length
In the case of shorter, if not suitably set fibre bundle holding position, fiber by the fiber previously advanced influenceed and by
Pull, advanced deviously relative to drawing-off direction, therefore be difficult to control to the motion of fiber sometimes.Thus, the thickness of fibre bundle
Produce it is uneven etc., so as to there is the misgivings of yarn quality reduction.
The content of the invention
It is an object of the invention to provide the tensioner for the raising that can realize yarn quality, drafting system and spinning machine
Tool.
Tensioner involved in the present invention, which is arranged at, utilizes the roller counter extensioin fiber being made up of bottom roll and top roller
The drafting system of beam, sets up the tension force for having lower band and adjusting the lower band between bottom roll, wherein, the tensioner possesses：
Main part, rotation direction of principal axis extension of the main part along bottom roll；And supporting member, the supporting member is configured at main part,
By supporting lower band, the 1st clip position that the upper band and lower band for being arranged at top roller are clamped to fibre bundle, support
Part is configured at the distance between the 2nd clip position that the 1st clip position is clamped with bottom roll and top roller to fibre bundle
The position of scope in more than 11mm and below 22mm.
In the tensioner, supporting member is configured at the distance between the 1st clip position and the 2nd clip position and is in 11mm
Above and below 22mm scope position.Thus, even if in the case of the different fibre bundle of drawing-off effective fibre length, leading to
Cross and the 1st clip position and the 2nd clip position are formed as into above range, for example even chopped fiber, also can suitably clamp
Fibre bundle, therefore, it is possible to suppress the motion of fiber.Therefore, it is possible to suppress the thickness of fibre bundle produce it is uneven etc..As a result,
The raising of yarn quality can be realized.Particularly, the average fibre of the distance between the 1st clip position and the 2nd clip position than cotton
Dimension long (more than 25mm) is small, therefore effectively suppresses the motion of cotton fiber.
Tensioner involved by other viewpoints of the present invention, which is arranged at, utilizes the roller being made up of bottom roll and top roller
The drafting system of counter extensioin fibre bundle, sets up the tension force for having lower band and adjusting the lower band between bottom roll, wherein, this
Power device possesses：Main part, rotation direction of principal axis extension of the main part along bottom roll；And supporting member, supporting member configuration
In main part, by supporting lower band, the 1st clamping position that the upper band and lower band for being arranged at top roller are clamped to fibre bundle
Put.Supporting member be configured at the 2nd clip position that the 1st clip position and bottom roll and top roller clamped to fibre bundle it
Between distance be in more than the length of the half of the average fiber length of the fibre bundle of drawing-off and the length of not enough average fiber length
The position of scope.
According to the tensioner, it is not limited to the fibre bundle of cotton fiber 100%, blending cotton fiber with addition to cotton fiber
The fibre bundle of fiber, for example, be also suitably clamped with the synthetic fibers 100% for being cut to specific length (such as 38mm)
Fibre bundle, in the way of average fiber length is formed as Length discrepancy be cut off chemical fibre fibre bundle, thus
The raising of yarn quality can be realized.Though in the presence of want by synthetic fibers be aligned to specific length (such as 38mm) cut off but
Unexpectedly be formed as the situation of Length discrepancy, be formed as the situation of the state of a part of chemical fibre bending in drawing-off, even if but
Also suitably gripping fibers beam in this case, so as to realize the raising of yarn quality.
In one embodiment, supporting member can also be configured to be adjusted so that the 1st clip position with
The distance between 2nd clip position be in more than 11mm and below 22mm scope (or, the average fiber of the fibre bundle of drawing-off
It is more than the length of long half and the length of not enough average fiber length scope).Thereby, it is possible to be pressed from both sides in the 1st clip position and the 2nd
Hold the distance between position be in more than 11mm and below 22mm scope (or, the average fiber length of the fibre bundle of drawing-off
It is more than the length of half and the length of not enough average fiber length scope) in adjustment (change) supporting member.Therefore, it is possible to basis
The species of fibre bundle changes the 1st clip position, so as to efficiently control the motion of fiber.
In one embodiment, supporting member can also for can with along and main part bearing of trend identical direction
The roller rotated centered on the rotary shaft of extension.According to the tensioner of the structure, tensioner when can reduce tengential belt rotation with
Friction between tengential belt.
In one embodiment, can also possess and be arranged with a direction and removably can determine positioning support part
The replacing part in position portion, drawing-off direction of the main part by location division along fibre bundle can removably be fixed more in the way of being arranged
Change part.In the structure shown here, the location division of supporting member is installed by changing, the 1st clip position can be changed.In addition, for example,
The mutually different replacing part in the position of location division by being replaced by orientation, can be easily varied in orientation
Supporting member position.That is, the 1st clip position can be easily adjusted.
The drafting system of the present invention possess the roller that is made up of bottom roll and top roller to, above-mentioned tensioner and
It is set up in the tengential belt of bottom roll and tensioner.
In the drafting system, the even different fibre bundle of effective fibre length can also control the motion of fiber to enter
Row drawing-off.Therefore, it is possible to suppress the thickness of fibre bundle produce it is uneven etc., therefore, it is possible to realize the raising of yarn quality.
Spinning machinery involved in the present invention possesses above-mentioned drafting system, to being entered by the fibre bundle after drafting system drawing-off
Row is twisted and generates the open end spinning apparatus of yarn and the batching into package by the Yarn reeling generated by open end spinning apparatus
Device.
In the spinning machinery, in drafting system, the even different fibre bundle of effective fibre length can also be controlled
The motion of fiber carries out drawing-off.Thus, open end spinning apparatus does not produce uneven etc. fibre bundle generation yarn using thickness, because
This can generate the high yarn of quality.
In accordance with the invention it is possible to realize the raising of yarn quality.
Brief description of the drawings
Fig. 1 is the front view for the spinning machinery for possessing the drafting system involved by an embodiment.
Fig. 2 is the side view of the spinning unit of the spinning machinery shown in Fig. 1.
Fig. 3 is the top view of the drafting system of the spinning unit shown in Fig. 2.
Fig. 4 is the side view of the drafting system of the spinning unit shown in Fig. 2.
Fig. 5 is the stereogram for showing middle roller pair.
Fig. 6 is the sectional view of middle roller pair.
Fig. 7 is the stereogram for showing tensioner.
Fig. 8 is the stereogram for showing to eliminate the tensioner of the diagram of roller.
Fig. 9 is the exploded perspective view of main body shown in Fig. 8 and supporting mass.
Figure 10 is the exploded perspective view for the supporting mass for showing that the position of bearing is different.
Figure 11 is to show that the supporting mass in Figure 10 is configured with the stereogram of the tensioner of roller.
Figure 12 is the stereogram for the tensioner for showing other embodiment.
Figure 13 is the sectional view along the a-a lines in Figure 12.
Figure 14 is the stereogram for the tensioner for showing other embodiment.
Embodiment
Hereinafter, of the invention is preferred embodiment described in detail referring to the drawings.In addition, in the explanation of accompanying drawing
In, identical reference is marked for identically or comparably key element, and the repetitive description thereof will be omitted.
As shown in figure 1, spinning machinery 1 possesses multiple spinning units 2, adapter trolley 3, the chassis that doffs (omitting diagram), the 1st
Hold the end frame 5 of frame 4 and the 2nd.Multiple spinning units 2 are aligned to a row.Each generation yarns Y of spinning unit 2 is simultaneously coiled into
P is wrapped.In the case that adapter trolley 3 causes yarns Y disconnection in some cutting continuous strand Y of spinning unit 2 or because of some reasons,
Joint action is carried out in the spinning unit 2.It is right in the case that p-shaped is wrapped as full volume in the chassis that doffs in some spinning unit 2
Package P is doffed, and new bobbin B is supplied to the spinning unit 2.
It is accommodated with and is reclaimed in retracting device of the fiber waste and hard waste of the generation of spinning unit 2 etc. etc. in the 1st end frame 4.
The air pressure for the compressed air (air) that adjustment is supplied towards spinning machinery 1 is accommodated with the 2nd end frame 5 and to spinning machinery 1
Air supply unit and the drive motor that is powered for each several part towards spinning unit 2 of each several part supply air etc..
2nd end frame 5 sets organism control device 100, display picture 102 and enter key 104.The 100 pairs of spinning of body control device
The each several part of machinery 1 is intensively managed and controlled.Display picture 102 can show the setting content with spinning unit 2
And/or the relevant information of state etc..Operator carries out appropriate operation using enter key 104, thus, it is possible to be spinned
The setting operation of unit 2.In addition it is also possible to be configured to display picture 102 being formed as touch panel display, and replace input
Key 104 transfers to operate touch panel display.
As shown in Figure 1 and Figure 2, each spinning unit 2 possesses drawing-off successively on the direct of travel of yarns Y from upstream side
Device 6, open end spinning apparatus 7, yarn monitoring device 8, tension sensor 9, yarn accumulation device 11, waxing attachment 12 and volume
Take device 13.Cell controller 10 is configured for the spinning unit 2 of each specified quantity, and to the action of spinning unit 2
It is controlled.
Drafting system 6 drawing-off sliver (fibre bundle) S.Drafting system 6 on sliver S direct of travel from upstream side successively
With rear roller to the 14, the 3rd roller to 15, middle roller to 16 and front roller to 17.Each roller has to 14,15,16 and 17
There are bottom roll and top roller.Bottom roll is by being arranged at the drive motor of the 2nd end frame 5 or being arranged at the drive of each spinning unit 2
Dynamic motor rotation driving.Tengential belt (lower band) 18a is provided with to 16 bottom roll relative to middle roller.Relative to middle roller to 16
Top roller is provided with tengential belt (upper band) 18b.
Open end spinning apparatus 7 generates yarn using gyration airflow to being twisted by the fiber bundle F after the drawing-off of drafting system 6
Line Y.More specifically (but omitting diagram), there is open end spinning apparatus 7 spinning room, fiber guide portion, gyration airflow to produce
Nozzle and hollow guide shaft body.Fiber guide portion guides the fiber bundle F supplied from the drafting system 6 of upstream side to spinning room
It is interior.Gyration airflow produces nozzle and is configured at around the path that fiber bundle F is advanced.It is empty that nozzle injection is produced from gyration airflow
Gas, is thus whirled up air-flow in spinning room.Each fiber for the multiple fibers for constituting fiber bundle F is inverted using the gyration airflow
End is allowed to rotate.Hollow guide shaft body guides yarns Y to the outside of open end spinning apparatus 7 out of spinning room.
Yarn monitoring device 8 monitors the letter of the yarns Y of traveling between open end spinning apparatus 7 and yarn accumulation device 11
Breath, and based on the presence or absence of infomation detection yarn defect monitored.Yarn monitoring device 8 is in the case where detecting yarn defect, by yarn defect
Detection signal is sent to cell controller 10.Yarn monitoring device 8 as yarn defect it is for example abnormal to the thickness of yarns Y and/or
Foreign matter contained by person's yarns Y is detected.Yarn monitoring device 8 also detects broken yarn etc..Tension sensor 9 is filled in open-end spinning
The tension force for the yarns Y that traveling is determined between 7 and yarn accumulation device 11 is put, and tension detection signal is sent to cell controller
10.It is judged as existing in testing result of the cell controller 10 based on yarn monitoring device 8 and/or tension sensor 9 different
In the case of often, the cutting continuous strand Y in spinning unit 2.Specifically, stop supplying air, middle broken yarn to open end spinning apparatus 7
Line Y generation, thus cutting continuous strand Y.Or, the cutter cutting continuous strand Y set in addition can also be utilized.
Waxing attachment 12 is implemented to wax between yarn accumulation device 11 and devices for taking-up 13 to yarns Y.
Yarn accumulation device 11 eliminates the relaxation of yarns Y between open end spinning apparatus 7 and devices for taking-up 13.Yarn accumulation
Device 11 have stably is pulled out from open end spinning apparatus 7 yarns Y function, adapter trolley 3 joint act when etc. make from
The yarns Y that open end spinning apparatus 7 is sent out is detained to prevent the function of yarns Y relaxation and prevent from comparing yarn accumulation device
The variation of the tension force of the yarns Y of 11 downstreams is transferred to the function of open end spinning apparatus 7.
Yarns Y is batched and forms package P in bobbin B by devices for taking-up 13.Devices for taking-up 13 has reel cage arm 21, batches rolling
Cylinder 22 and traverse guide 23.Bobbin B supportings are to rotate by reel cage arm 21.Reel cage arm 21 is supported as energy by support shaft 24
It is enough to swing, make bobbin B surface or P surface and the surface of coiler drum 22 is wrapped with appropriate pressure contact.It is arranged at
The drive motor (omitting diagram) of 2nd end frame 5 drives the coiler drum 22 of multiple spinning units 2 simultaneously.Thus, it is single in each spinning
In member 2, bobbin B or package P is set to be rotated along take-up direction.The traverse guide 23 of each spinning unit 2 is arranged to be spun by multiple
The shared axle 25 of yarn unit 2.Rotation direction of principal axis reciprocating drive shaft 25 of the drive motor of 2nd end frame 5 along coiler drum 22, traversing
Yarn guide 23 makes yarns Y carry out traversing relative to the bobbin B of rotation or package P with Rack.
Adapter trolley 3 is in the case that cutting continuous strand Y or yarns Y disconnect because of some reasons in some spinning unit 2,
The spinning unit 2 is marched to, joint action is carried out.Adapter trolley 3 has piecing devices 26, suction pipe 27 and suction nozzle 28.Suction pipe
27 are supported to rotate by support shaft 31, are caught the yarns Y from open end spinning apparatus 7 and are directed it to piecing devices
26.Suction nozzle 28 is supported to rotate by support shaft 32, is caught the yarns Y from devices for taking-up 13 and is directed it to joint dress
Put 26.Piecing devices 26 carry out the guided mutual joint of yarns Y.Piecing devices 26 be using compressed air splicer,
Or the knotter of mechanically connected yarns Y etc..
When adapter trolley 3 carries out joint action, package P is set to be rotated (reversion) along anti-take-up direction.Now, cylinder is utilized
(omit diagram) moves reel cage arm 21 to separate from coiler drum 22 so as to which P be wrapped, and utilization is arranged at the reversion of adapter trolley 3
Package P is inverted with roller (omitting diagram).
Then, above-mentioned drafting system 6 is illustrated in more detail.
As shown in Figure 3 and 4, rear roller has after the travel path R for making sliver S advance is mutually opposing to 14
Bottom roll 14a and rear top roller 14b.3rd roller has across the 3rd mutually opposing travel path R bottom roll 15a to 15
And the 3rd top roller 15b.Middle roller have to 16 across middle bottom roller 16a mutually opposing travel path R and in upper sieve
Draw 16b.Front roller has across mutually opposing travel path R preceding bottom roll 17a and front upper roller 17b to 17.Multiple sieve
Draw and 14,15,16,17 one side are led to the sliver S for (omitting and illustrating) supply from bar cylinder and guided by fibre bundle guide portion 77
Stretch while from upstream side, downstream side is conveyed by it.
Bottom roll 14a can rotatably be supported on rear roller housing 66 afterwards.3rd bottom roll 15a can be rotatably supported on
3rd roller housing 67.Middle bottom roller 16a can rotatably be supported on middle roller housing 68.Preceding bottom roll 17a can be rotatably
It is supported on front roller housing 69.Each bottom roll 14a, 15a, 16a, 17a are made with more downstream by the power from the 2nd end frame 5
Side is then become faster mode and rotated with mutually different rotary speed.In addition it is also possible to by being arranged at each spinning unit 2
Drive motor makes each bottom roll 14a, 15a, 16a, 17a at least a portion or all rotations.
Top roller 14b, the 3rd top roller 15b, middle top roller 16b and front upper roller 17b can be rotatably supported on afterwards
Drawing-off reel cage 71.Make each top roller 14b, 15b, 16b, 17b so that authorized pressure is contacted with each bottom roll 14a, 15a, 16a, 17a and
Driven rotation.
Drawing-off reel cage 71 can centered on support shaft 72 each top roller 14b, 15b, 16b, 17b with authorized pressure with it is each
Bottom roll 14a, 15a, 16a, 17a contact position, with each top roller 14b, 15b, 16b, 17b from each bottom roll 14a, 15a,
Rotated between the position of 16a, 17a separation.Implement drawing-off reel cage using the handle (omitting diagram) of drawing-off reel cage 71 is arranged at
71 rotation.In addition, each top roller for the drafting system 6 that drawing-off reel cage 71 possesses adjacent pair spinning unit 2 respectively
14b, 15b, 16b, 17b supporting are to rotate.In other words, drawing-off reel cage 71 is had respectively by adjacent pair spinning unit 2
Standby drafting system 6 has.
The 3rd roller to 15 and middle roller to 16 between be for example configured with and be referred to as the limitation of guide strip rack or condenser
Portion 74.The through hole 74a passed through for sliver S is formed with limiting unit 74.Each roller 14a, 14b, 15a, 15b, 16a, 16b,
The width for the sliver S on direction (hereinafter referred to as " rotation direction of principal axis ") that 17a, 17b rotary shaft are extended is restricted to rotation
The width of through hole 74a on direction of principal axis.So, the sliver S paths advanced are limited to travel path R by limiting unit 74, and
And the sliver S rotated on direction of principal axis width is limited to rotate to the width of the through hole 74a on direction of principal axis.Limiting unit 74 is propped up
Hold in support 75.Support 75 is located at travel path R downside on body height direction, and is installed on middle bottom roller
16a supportings are the middle roller housing 68 that can be rotated.Thus, maintain limiting unit 74 relative to middle roller to 16 position.In addition,
In Fig. 1 and Fig. 2, limiting unit 74 and support 75 are eliminated.
As shown in figs.5 and 6, tengential belt 18a is set up in middle bottom roller 16a and tensioner 40.Tengential belt 18a lower sieve in
Draw 16a rotation and drive.Tengential belt 18b is set up in middle top roller 16b and apron stretcher (apron tension) 42.Apron
Stretcher 42 is supported in drawing-off reel cage 71.Tengential belt 18b is by being driven in the top roller 16b of middle bottom roller 16a rotation rotation
Then driving.
In middle roller is to 16, presses tengential belt 18a using tensioner 40 and press tengential belt using apron stretcher 42
18b, thus applies pressure to be clamped (clamping) using tengential belt 18a and tengential belt 18b to sliver S.
Then, tensioner 40 is described in detail.As shown in Fig. 5~Fig. 9 any one figure, tensioner 40 possesses master
Body portion 50, supporting mass (replacing part) 52 and roller (supporting member) 54a, 54b, 54c, 54d.
Main part 50 is extended towards a side direction and with the part of defined thickness.Main part 50 is such as the material as metal
Material is formed.As shown in figure 4, main part 50 be configured in sliver S travel path R compared to middle bottom roller 16a downstreams it is (preceding
Bottom roll 17a sides).As shown in figure 3, main part 50 is configured to the bearing of trend (arrangement of spinning unit 2 with bottom roll 16a
Direction) extension of identical direction.In other words, main part 50 is configured to the direction phase extended to the rotary shaft with bottom roll 16a
Same direction extension.Main part 50 is for example set to be shared by the drafting system 6 of two adjacent spinning units 2.Can also pin
One main part 50 is respectively set to each spinning unit 2.Main part 50 is supported by supporting device (not shown).As shown in figure 9,
Main part 50 has recess 51.Recess 51 is, for example, to cut the through-thickness of main part 50 formed by a part.
Roller 54a~54d (reference picture 6) supportings are to rotate by supporting mass 52.Supporting mass 52 is such as the material as resin
Material is formed.As shown in figure 9, supporting mass 52 can removably be arranged at main part 50.Supporting mass 52 is configured and is held in master
The recess 51 in body portion 50.The fixture such as using screw of supporting mass 52 (not shown) is fixed on main part 50.
Supporting mass 52 has main part 52a, the 1st end 52b and the 2nd end 52c.Main part 52a, the 1st end 52b with
And the 2nd end 52c be for example shaped as one.Main part 52a is the part in generally rectangular tabular.
1st end 52b and the 2nd end 52c are respectively arranged at the end of main part 52a long side direction, and along master
Body portion 52a width is configured.1st end 52b and the 2nd end 52c are protruded from main part 52a surface respectively.
That is, the thickness of the 1st end 52b and the 2nd end 52c thickness ratio main part 52a is big.Thus, from the table along main part 52a
The direction observation in face, supporting mass 52 is in substantially concavity.
1st end 52b is provided with bearing (location division) 56a, 56b, 56c, 56d.Bearing 56a~56d is from the 1st end
One end of 52b long side direction (main part 52a width) is arranged in order in the 1st end 52b towards the other end according to this.
2nd end 52c is provided with bearing (location division) 58a, 58b, 58c, 58d.Bearing 58a~58d is from the 2nd end 52c long side
The one end in direction is arranged in order in the 2nd end 52c towards the other end according to this.Bearing 56a and bearing 58a is configured at across main body
Portion 52a and opposed position.Equally, bearing 56b distinguishes with bearing 58b, bearing 56c and bearing 58c, bearing 56d and bearing 58d
It is configured at across main part 52a and opposed position.
Bearing 56b, 56c and bearing 58b, 58c are the grooves for being respectively formed in the 1st end 52b and the 2nd end 52c.Axle
It is the otch for being respectively formed in the 1st end 52b and the 2nd end 52c to hold 56a, 56d and bearing 58a, 58d.Each bearing 56a
The bearing surface abutted with roller 54a~54d in~56d and each bearing 58a~58d is in the profile along roller 54a~54d
Shape (being in the present embodiment curved shape).In addition, when from end on observation, each bearing 58a~58d shape also may be used
To be formed as U-shaped or V-shaped.
Roller 54a~54d supportings are to dismount by each bearing 56a~56d and each bearing 58a~58d.It is specific and
Speech, bearing 56a and bearing 58a configuration roller 54a, and be to rotate by roller 54a supportings.Bearing 56b and bearing 58b
Roller 54b is configured, and roller 54b supportings are to rotate.Bearing 56c and bearing 58c configuration roller 54c, and by roller 54c
Support to rotate.Bearing 56d and bearing 58d configuration roller 54d, and be to rotate by roller 54d supportings.
Roller 54a~54d can rotatably be supported on supporting mass 52.Roller 54a~54d is cylindrical.In this embodiment party
In formula, as shown in fig. 6, roller 54a~54d section is in proper circle shape.Roller 54a~54d is for example by with wear resistance
Material is formed.In addition, roller 54a~54d can also be to be coated with the form of the material with wear resistance on its surface.Separately
Outside, roller 54a~54d surface can be the state (smooth state) that there's almost no bumps etc., can also be carried out mirror
Face processing, pears surface processing, embossing processing or groove processing etc..
Roller 54a~54d diameter is for example suitably set between 3mm~7mm according to design.In this implementation
In mode, roller 54b and roller 54c a diameter of 3mm.Roller 54a and roller 54d a diameter of 4mm.Roller 54a~
54d axial length is (hreinafter referred to as " length ".) be able to ensure that in rigid scope according to tengential belt 18a width
Suitably set.Specifically, roller 54a~54d length is more than tengential belt 18a width.In other words, sieve
Drawing 54a~54d length can be identical with tengential belt 18a width, and width that can also be than tengential belt 18a is big.In Figure 5, as
One example shows the big form of roller 54a~54d width of the length than tengential belt 18a.In addition it is also possible in each roller
54a~54d and/or supporting mass 52 are provided with recognizable mark.Mark is such as can enumerate marking, colour code, seal.
As shown in Figure 7 and Figure 8, roller 54a end is supported in bearing 56a and bearing 58a.Roller 54b end
It is supported in bearing 56b and bearing 58b.Roller 54c end is supported in bearing 56c and bearing 58c.Roller 54d end
It is supported in bearing 56d and bearing 58d.According to this structure, in the present embodiment, roller 54a~54d is from drawing-off direction
Upstream side is configured towards downstream according to the order.Each roller 54a~54d both ends and the recess 51 of main part 50
Side is abutted.Thus, roller 54a~54d is limited to axial movement.
The mutual intervals of roller 54a~54d on main part 52a width are configurable at equal intervals, can also
It is configured to unequal interval.In addition, in the present embodiment, along main part 52a width, roller 54a~54d is configured each other
For (gap) spaced at intervals, but it is also possible to be configured to the state (gapless state) of hardly interval.
Tengential belt 18a is set up in bottom roll 16a and tensioner 40.Specifically, tengential belt 18a is set up in bottom roll 16a with opening
The roller 54d of power device 40.Tengential belt 18a is rotated drivenly relative to the bottom roll 16a rotated using drive division (not shown).Each sieve
54a~54d top is drawn to be pressed downward by tengential belt 18a.Thus, the position of each roller 54a~54d above-below direction is limited
Put.Rotate to each rotary drives of the roller 54a~54d relative to tengential belt 18a.
As described above, roller 54a can be removably supported with each bearing 56a~56d and each bearing 58a~58d
~54d, therefore the supporting mass 52 for the state that for example roller 54c can also will be eliminated from bearing 56c and bearing 58c is installed on
Main part 50.In addition, being not limited to from each bearing 56a~56d and each bearing 58a~58d roller 54a~54d removed
Roller 54c.Thereby, it is possible to the clip position P2 on the width (roller 54a~54d orientation) to main part 52a
(reference picture 6) is adjusted.In the present embodiment, as long as being at least provided with roller 54b and roller 54d.Each roller
54a~54d interval is suitably set according to sliver S species.
In addition, being not limited to above-mentioned side to the methods being adjusted of the clip position P2 on the width of main part 50
Method.For example, it is also possible to which the supporting mass for being fixed on main part 50 52 to be replaced by the supporting mass 152 shown in Figure 10.Supporting mass 152
The position of each bearing 56a~56d and each bearing 58a~58d on the width of main part 50 are mutual not with supporting mass 52
Together.As shown in figure 11, main part 50 is fixed on by the roller 54a~54d for being kept this supporting mass 152, can be to master
Clip position P2 on the width in body portion 50 is adjusted.In addition it is also possible in each roller 54a~54d and/or branch
Hold body 152 and be provided with recognizable mark.Mark is such as can enumerate marking, colour code, seal.
Alternatively, it is also possible to each bearing 56a~56d on the not only width of main part 50 and each bearing 58a~
58d position and supporting mass 52 be mutually different and variform branch of bearing 56a~56d and each bearing 58a~58d
Body 152 is held to be changed.In this case, it can be replaced by and not only the clip position on the width of main part 50 is carried out
Adjustment and the roller (supporting member) mutually different with overhang from supporting mass 52,152 are replaced by with tengential belt 18a's
The mutually different roller of contact area (supporting member).Thereby, it is possible to be easily adjusted what tengential belt 18a was clamped to sliver S
Chucking power.
As shown in fig. 6, roller 54b is configured at the clamping that middle bottom roller 16a and middle top roller 16b is clamped to sliver S
Position (the 2nd clip position) P1, the clip position clamped via tengential belt 18a and tengential belt 18b to sliver S with roller 54b (the
1 clip position) the distance between P2 D1 is in the position of more than 11mm and below 22mm scope.In other words, bearing 56b with
And bearing 58b is configured at the model that more than 11mm and below 22mm are in apart from D1 between clip position P1 and clip position P2
Enclose interior supporting roller 54b position.In the present embodiment, for example it is set to 16mm~17mm apart from D1.
In addition, roller 54d be configured between one end of clip position P1 and roller 54d preceding bottom roll 17a sides away from
From positions of the D2 for example formed as 35mm.In addition, clip position P1, entering to sliver S with preceding bottom roll 17a and front upper roller 17b
Air line distance between the clip position of row clamping is, for example, 47mm.
As shown in fig. 6, the height and position of roller 54b and tengential belt 18a contact is than other rollers 54a, 54c, 54d and tengential belt
The height and position of 18a contact is high.That is, roller 54b is protruded upward compared to roller 54a, 54c, 54d.Roller 54b and tengential belt
The straight line that 18a contact is located at the contact and roller 54d and tengential belt 18a contact of comparing link roller 54a and tengential belt 18a is leaned on
The position of top.The contact of roller 54a and tengential belt 18a contact and roller 54d and tengential belt 18a can be identical height position
Put, or different height and positions.Roller 54c links roller 54a and tengential belt 18a compared with tengential belt 18a contact is located at
Contact and roller 54d and tengential belt 18a contact straight line by the top and the lower section of roller 54b and tengential belt 18a contact position
Put.
As described above, in the tensioner 40 involved by present embodiment, roller 54b is configured at middle bottom roller
The clip position P1 and roller 54b that 16a and middle top roller 16b is clamped to sliver S are via tengential belt 18a and tengential belt 18b to yarn
The distance between the clip position P2 that bar S is clamped D1 is in the position of more than 11mm and below 22mm scope.That is, from
Clip position P1 separates the position of more than 11mm and below 22mm distance, to set and other positions (tengential belt 18a and tengential belt
Position in the range of 18b contacts and on sliver S drawing-off direction) compared to the clamping that more effectively clamping sliver S is clamped
Position P2 mode configures roller 54b.Thus, even if in the case of the different sliver S of drawing-off effective fibre length, passing through general
Clip position P1 and clip position P2 is formed as above range, can also suppress the motion of sliver S fiber.Specifically, example
Such as, even effective fibre length is below 25mm sliver S, can also suppress the motion of fiber.Therefore, it is possible to suppress sliver
S thickness produces uneven etc..As a result, the raising of yarn quality can be realized.Especially since more flat than cotton apart from D1
Equal fiber length (more than 25mm) is small, so effectively suppressing the motion of cotton fiber.
In the present embodiment, the supporting member for supporting tengential belt 18a is can be with edge and the bearing of trend phase of main part 50
Roller 54a~the 54d rotated centered on the rotary shaft of same direction extension.According to the tensioner 40 of the structure, it can reduce
The friction between tensioner 40 and tengential belt 18a when tengential belt 18a rotates.
In the present embodiment, tensioner 40, which possesses to be arranged with a direction, can removably position roller 54a~54d
Bearing 56a~56d and bearing 58a~58d supporting mass 52.Main part 50 is so that bearing 56a~56d and bearing 58a
The mode that the drawing-off directions of~58d along sliver S is arranged being capable of removably fixed bearing body 52.In the structure shown here, by becoming
Roller 54a~54d bearing 56a~56d and bearing 58a~58d is more installed, clip position P2 can be changed.In addition, example
Such as, the bearing 56a~56d being replaced by orientation and bearing 58a~58d position mutually different supporting mass is passed through
52, the position of roller 54a~54d in orientation can be easily varied.That is, clip position P2 can be easily adjusted.
In the tensioner 40 of above-mentioned embodiment, operator suitably changes supporting mass 52,152 according to yarn variety
And/or roller 54a~54d.Supporting mass 52,152 and/or roller 54a~54d are provided with recognizable mark.
Thus, operator such as can look at operational manual (table) it is readily replaceable for be adapted to yarn variety supporting mass and/
Or roller.Therefore, according to sliver S species, each roller 54a~54d can be easily and accurately configured at supporting mass 52,
152。
More than, an embodiment of the invention is illustrated, but the present invention is not limited to above-mentioned embodiment.
In the above-described embodiment, supporting member is illustrated for the form of roller as an example.But, branch
Bearing portion part is not limited to roller.As long as sum it up, supporting member is with tengential belt 18a and tengential belt 18b setting clip positions
Mode support tengential belt 18a structure, just can be any part.
In the above-described embodiment, as an example roller 54b is configured at clip position P1 and clip position P2 it
Between the form of position of the scope that more than 11mm and below 22mm are in apart from D1 be illustrated.But, as long as roller 54a
A roller in~54d be configured at the distance between clip position P1 and clip position P2 D1 be in more than 11mm and 22mm with
Under scope position.
In the above-described embodiment, as an example to being provided with multiple roller 54a~54d's in supporting mass 52,152
Form is illustrated, but as long as being provided with least one roller.As long as sum it up, in clip position P1 and clamping position
Put positions of the distance between P2 D1 in more than 11mm and below 22mm scope and be configured with roller (supporting member).Or
Person, the length of the half of the average fiber length of the fibre bundle that drawing-off is in apart from D1 between clip position P1 and clip position P2
The more than degree and position of the scope of the length of deficiency average fiber length is configured with roller (supporting member).
In the above-described embodiment, as an example roller 54a~54d can be removably arranged at supporting mass 52,
152 form is illustrated.But, supporting tengential belt 18a supporting member can also be fixed on main part 50.That is, can also
It is not provided with supporting mass.
In the above-described embodiment, enumerate can by each bearing 56a~56d relative to supporting mass 52,152 and
The presence or absence of each bearing 58a~58d adjustment rollers 54a~54d installation, and be easily adjusted on the width of main part 50
The example of clip position is illustrated, but the present invention is not limited to this.For example, as shown in Figure 12 and Figure 13, can also
By ladder sieve of axle portion 59aa~59da diameter and the diameter mutually different (changeable) of supporting tengential belt 18a roller part
59a~59d is drawn to be configured to each bearing 53a~53d disassembled and assembled freelies relative to supporting mass 153 and rotate freely.Thus, even if
Axle portion 59aa~59da diameter is mutually identical, ladder sieve that also can be mutually different by being replaced by the diameter of roller part
Draw, kept come the roller mutually different to the overhang from supporting mass 153 or pair mutual with tengential belt 18a contact area
Different rollers are kept.Thereby, it is possible to be easily adjusted the chucking power that tengential belt 18a is clamped to sliver S.
In above-mentioned embodiment or above-mentioned variation, enumerate and remain roller 54a~54d relative to supporting mass
52nd, the example that 152 each bearing 56a~56d and each bearing 58a~58d is rotated freely is illustrated, but it is also possible to constitute
To keep roller 54a~54d in non-rotary mode.
In above-mentioned embodiment or above-mentioned variation, as the example of supporting tengential belt 18a supporting member, energy is enumerated
It is illustrated exemplified by enough rollers rotated centered on rotary shaft, but the present invention is not limited to this, for example, such as Figure 14 institutes
Show, or be only formed as the supporting member 154 of circular shape with the tengential belt 18a parts contacted.In addition it is also possible to dragon
Groove 154a is formed in part with what 18a was contacted.In this case, the tensioner 40 and tengential belt during tengential belt 18a rotations can be reduced
Friction between 18a.
In the above-described embodiment, roller 54a~54d section is carried out in the form of proper circle shape as an example
Explanation.But, the section of roller can also oval in shape.
In the above-described embodiment, enumerate by relative to each bearing 56a~56d and each bearing 58a~58d from top
Roller 54a~54d is inserted, and roller 54a~54d examples for being fixed on supporting mass 52,152 are illustrated, but the present invention
It is not limited to this.For example, it is also possible to bearing to be formed as to the hole portion of toroidal, and by relative to the bearing while making roller
54a~54d slides axially while being inserted into, and roller is fixed on into supporting mass.
In the above-described embodiment, roller 54a~54d as supporting member can removably be set as an example
Supporting mass 52 is placed in, and by the way that the different roller 54a~54d of diameter is configured at into supporting mass 52, to adjust from supporting mass 53
The form of overhang is illustrated.However, it is possible to think the form that supporting member is adjusted using drive division.Specifically,
Can possess the drive division for making supporting member move along the vertical direction, and supporting member vertically side is made by the action of drive division
To movement, thus supporting member is adjusted from the overhang of supporting mass.Alternatively, it is also possible to make branch in supporting mass to possess
Position on the drive division that bearing portion part is moved along drawing-off direction, and the drawing-off direction acted to adjust supporting member for passing through drive division
The form put.
In the above-described embodiment, be to roller 54b and tengential belt 18a contact as an example than other rollers 54a,
The form of the high position of 54c, 54d and tengential belt 18a contact is illustrated.But, each roller 54a~54d and tengential belt 18a's
The height and position of contact can also be identical on drawing-off direction.
Spinning machinery can also be ring spindle yarn in addition to for the spinning machinery 1 with open end spinning apparatus 7, such as
Machine.
Claims (8)
1. a kind of tensioner, is arranged at the drawing-off dress using the roller counter extensioin fibre bundle being made up of bottom roll and top roller
Put, the tension force for having lower band and adjusting the lower band set up between the bottom roll, it is characterised in that
The tensioner possesses：
Main part, rotation direction of principal axis extension of the main part along the bottom roll；And
Supporting member, the supporting member is configured at the main part, by supporting the lower band, is arranged at the top roller
The 1st clip position that is clamped to the fibre bundle of upper band and the lower band,
The supporting member is configured at the 1st clip position and the fibre bundle is entered with the bottom roll and the top roller
Position of the distance between the 2nd clip position of row clamping in more than 11mm and below 22mm scope.
2. a kind of tensioner, is arranged at the drawing-off dress using the roller counter extensioin fibre bundle being made up of bottom roll and top roller
Put, the tension force for having lower band and adjusting the lower band set up between the bottom roll, it is characterised in that
The tensioner possesses：
Main part, rotation direction of principal axis extension of the main part along the bottom roll；And
Supporting member, the supporting member is configured at the main part, by supporting the lower band, is arranged at the top roller
The 1st clip position that is clamped to the fibre bundle of upper band and the lower band,
The supporting member is configured at the 1st clip position and the fibre bundle is entered with the bottom roll and the top roller
It is more than the distance between 2nd clip position of the row clamping length of the half of the average fiber length of the fibre bundle in drawing-off
And the position of the scope of the length of the not enough average fiber length.
3. tensioner according to claim 1, it is characterised in that
The supporting member is configured to be adjusted so that between the 1st clip position and the 2nd clip position
Distance be in more than 11mm and below 22mm scope.
4. tensioner according to claim 2, it is characterised in that
The supporting member is configured to be adjusted so that between the 1st clip position and the 2nd clip position
Distance be in more than the length of the half of the average fiber length of the fibre bundle of drawing-off and the not enough average fiber length
The scope of length.
5. according to tensioner according to any one of claims 1 to 4, it is characterised in that
The supporting member is can be centered on along the rotary shaft extended with the bearing of trend identical direction of the main part
The roller of rotation.
6. according to tensioner according to any one of claims 1 to 5, it is characterised in that
The tensioner possesses is arranged with the replacing portion for the location division that can removably position the supporting member in a direction
Part,
Drawing-off direction of the main part by the location division along the fibre bundle can removably be fixed in the way of being arranged
The replacing part.
7. a kind of drafting system, it is characterised in that possess：
Roller pair, the roller bottom roll and top roller to being made up of；
Tensioner according to any one of claims 1 to 6；And
Tengential belt, the tengential belt is set up in the bottom roll and the tensioner.
8. a kind of spinning machinery, it is characterised in that possess：
Drafting system described in claim 7；
Open end spinning apparatus, the open end spinning apparatus is given birth to being twisted by the fibre bundle after the drafting system drawing-off
Into yarn；And
Devices for taking-up, the devices for taking-up is by the Yarn reeling generated by the open end spinning apparatus into package.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-221340 | 2015-11-11 | ||
| JP2015221340A JP2017089059A (en) | 2015-11-11 | 2015-11-11 | Tensor bar, draft machine and spinning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106948043A true CN106948043A (en) | 2017-07-14 |
Family
ID=57178316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610982479.2A Pending CN106948043A (en) | 2015-11-11 | 2016-11-08 | Tensioner, drafting system and spinning machinery |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3176294A1 (en) |
| JP (1) | JP2017089059A (en) |
| CN (1) | CN106948043A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886037A (en) * | 2019-10-01 | 2020-03-17 | 嘉兴学院 | Curved movable lower pin |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481633B (en) * | 2021-06-23 | 2022-04-15 | 无锡长江精密纺织有限公司 | Drafting mechanism convenient to adjust and ring spinning frame thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2707807A (en) * | 1951-11-14 | 1955-05-10 | Whitin Machine Works | Pressure apparatus for the drawing mechanism of textile machinery |
| FR1382701A (en) * | 1964-02-17 | 1964-12-18 | Zinser Textilmaschinen Gmbh | Double belt stretching |
| WO1986003793A1 (en) * | 1984-12-14 | 1986-07-03 | Platt Saco Lowell | The control of fibers in apron drafting systems of machinery used in the spinning process |
| DE102005000990A1 (en) * | 2005-01-07 | 2006-07-20 | Saurer Gmbh & Co. Kg | Drafting frames for spinning machines have the driven roller supported by a belt bridge with rotatably mounted support rollers to reduce friction between the lower belts and the belt bridge |
| CN201512627U (en) * | 2009-10-10 | 2010-06-23 | 张晓方 | Upper leather collar pin component used on spinning machine |
| WO2015068005A1 (en) * | 2013-11-05 | 2015-05-14 | Maschinenfabrik Rieter Ag | Drawing unit comprising a pressure element |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB832603A (en) * | 1956-01-11 | 1960-04-13 | Rieter Joh Jacob & Cie Ag | Improvements relating to a double apron drafting arrangement |
-
2015
- 2015-11-11 JP JP2015221340A patent/JP2017089059A/en active Pending
-
2016
- 2016-10-20 EP EP16194717.1A patent/EP3176294A1/en not_active Withdrawn
- 2016-11-08 CN CN201610982479.2A patent/CN106948043A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2707807A (en) * | 1951-11-14 | 1955-05-10 | Whitin Machine Works | Pressure apparatus for the drawing mechanism of textile machinery |
| FR1382701A (en) * | 1964-02-17 | 1964-12-18 | Zinser Textilmaschinen Gmbh | Double belt stretching |
| WO1986003793A1 (en) * | 1984-12-14 | 1986-07-03 | Platt Saco Lowell | The control of fibers in apron drafting systems of machinery used in the spinning process |
| DE102005000990A1 (en) * | 2005-01-07 | 2006-07-20 | Saurer Gmbh & Co. Kg | Drafting frames for spinning machines have the driven roller supported by a belt bridge with rotatably mounted support rollers to reduce friction between the lower belts and the belt bridge |
| CN201512627U (en) * | 2009-10-10 | 2010-06-23 | 张晓方 | Upper leather collar pin component used on spinning machine |
| WO2015068005A1 (en) * | 2013-11-05 | 2015-05-14 | Maschinenfabrik Rieter Ag | Drawing unit comprising a pressure element |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886037A (en) * | 2019-10-01 | 2020-03-17 | 嘉兴学院 | Curved movable lower pin |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3176294A1 (en) | 2017-06-07 |
| JP2017089059A (en) | 2017-05-25 |
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Application publication date: 20170714 |