CN208814380U - A kind of yarn winder traversing gear - Google Patents

Abstract

The utility model provides a kind of yarn winder traversing gear, which includes: the spool stand equipped with paper tube, and the paper tube is for winding the yarn continuously supplied；Contact roller set on the spool stand upstream, the contact roller are contacted and are rotated with loaded on the paper tube on the spool stand or with the bobbin being wound on；Set on the traversing gear for contacting roller upstream and being oppositely arranged with the contact roller, the traversing gear is for swinging laterally yarn, the utility model not only can get the good bobbin of winding form, and can avoid that central clustering phenomena occurs in winding process, to improve the quality of bobbin.Further, since yarn reciprocating part can be set to contact roller axial line swing center disposed in parallel on, even therefore elongated bobbin-winding machine (spool stand length is longer), be also able to achieve high support stiffness and low vibration.

Description

A kind of yarn winder traversing gear

Technical field

The utility model relates to a kind of field of mechanical technique, in particular to a kind of yarn winder traversing gear.

Background technique

In general, if the winding tension of yarn is higher, the yarn after winding exists when being wound to elastomeric yarn Residual stress, to have certain shrinking percentage.Therefore, preferably with alap tension winding yarn.However, tension is too low When, yarn breakage, or central clustering phenomena (the phenomenon that line layer in bobbin is drawn close to center) may occur in winding process.It is existing Have in technology, Japanese Laid-Open Patent Application JP2005225610 provides a kind of solutions to solve the above problems were.It is existing at this Have in technology, sliding axle 17 is set on frame 7, is fixed on the traversing gear 4 on slide box 1 with can relative to spool stand 11 The mode withdrawn is set on the sliding axle.In addition, being movably disposed to the cunning by cylinder 74 close to roller 18 On clack box.

In addition, the screw rod 19 that is driven by vertical driving motor 20 carry slide box 1 and be provided thereon close to roller 18 and cross The weight of dynamic device 4 etc., and its vertical movement can be made.

In winding process, cylinder 74 and vertical driving motor 20 are by relevant action, close to roller 18 and spool stand Preset exposure pressure is provided between 11.

Therefore, when change is close to the distance between roller 18 and traversing gear 4 (drift), it is wound in spool stand 11 It bobbin 3 on upper institute's fitted tube pipe B and is varied widely frequent occurrence close to the contact pressure between roller 18.

For example, when increase close to roller 18 with for swing laterally yarns Y traversing gear 4 traversing guider 5 it Between distance (drift) when, the fixed setting of traversing gear 4 slide box 1 thereon can be withdrawn relative to spool stand 11.

When shortening close to the distance between roller 18 and traversing gear 4 (drift), slide box 1 approaches spool stand 11.

In this way, making so-called inchworm motion between spool stand 11 and screw rod 19 (i.e. sliding axle 17) close to roller 18, no But to be wound in the bobbin 3 on spool stand 11 on institute's fitted tube pipe B and larger change can occur close to the contact pressure between roller 18 Change, and is also easy to generate gap in bobbin 3 and close between roller 18 sometimes.

Especially when winding speed requires to be every point of 1000m or more, bobbin is wound with higher speed to be expanded, and leads to freedom Length changes at faster speed, so that the above problem is more serious.In addition, being rolled up to the higher yarn of fineness Around when, the above problem is also more serious.

In the above prior art, the resistance to sliding between sliding axle 17 and cylinder 74 in winding process is close to roller Act on positive direction when between 18 and 11, when and act on negative direction.That is, contact pressure can change.

It is lower in this way, can lead to contact pressure because supporting station follows the sluggishness of movement, close on roller 18 and spool stand 11 Generate gap between the bobbin wound and contact pressure be uneven, thus cause in winding process yarn because being gathered in It entreats (the phenomenon that yarn is drawn close at bobbin surface to center) and is broken, or even if yarn is not broken and winding remains to continuation Yarn is difficult to the problems such as unwinding in subsequent step under situation.

For the elastomeric yarn that must be wound with low contact pressure, the above problem is particularly acute.

Utility model content

Specifically, the purpose of this utility model is that, by enabling the contact starting point of the contact roller and yarns Y and using Intermittently or serially change in the distance between sliding block for swinging laterally the yarns Y (hereinafter referred to as drift), improves winding Made of bobbin shape, or improve subsequent step in unwinding easy degree.

The utility model relates to a kind of yarn winder, which includes: the spool stand equipped with paper tube, the paper tube For winding the yarn continuously supplied；Contact roller set on the spool stand upstream, the contact roller with loaded on the spool stand Paper tube or contact and rotate with the bobbin being wound on；It is oppositely arranged set on the contact roller upstream and with the contact roller Traversing gear, the traversing gear is for swinging laterally yarn.

A kind of yarn winder includes: the spool stand being set on machine frame, and paper tube is housed on the spool stand；It is set to described Sliding axle on machine frame；The supporting station being set in a manner of it can be withdrawn relative to the spool stand on the sliding axle；With can Rotating manner is set to the contact roller on the supporting station, which is located at the spool stand upstream and can be with the bobbin bridge joint Touching；For swinging laterally the traversing gear of yarn, which is located at the contact roller upstream, and with contact roller every yarn phase To setting；

And the carrying supporting station, contact the load bearing component of the weight of roller and traversing gear.

The traversing gear includes: the yarn reciprocating part formed by sliding block, the sliding block and is formed in cylindric rotary shaft The endless groove of periphery is engaged and is moved back and forth, so that yarn is swung laterally；

For driving the driving part of the yarn reciprocating part, which has swing center, the swing center It is set as and the axis parallel of the contact roller for making yarn reciprocating part wave predetermined angle；

And the yarn reciprocating part is made to wave the teeter member of predetermined angle centered on swinging shaft.

Wherein, i.e., contact roller described in order and the distance between sliding block (drift) interval for swinging laterally yarn or Consecutive variations, the problem of being also avoided that the bobbin being wound into the prior art and change close to the contact pressure between roller.

For driving a part of the driving part of the rotary shaft to pass through using the axis center of waving as rotation center Rotary part transmits rotary motion to the rotary shaft.

As shown in Figure 1, device according to the present utility model, contact roller with spool stand 4, (do not scheme by the bobbin wound on 4' Show) ascent direction of the winding width only in Fig. 1 move so that sliding axle 7,7' and load bearing component 43 are born always The effect of unidirectional resistance to sliding.

Therefore, contact roller 8 and the variation pair for swinging laterally the distance between sliding block of yarn (drift) generation Roller 8 and spool stand 4 are contacted, the contact pressure between 4' does not have any influence, so as to steadily provide preset exposure pressure.

In this way, not only can get the good bobbin of winding form, and it is existing to can avoid generation center aggregation in winding process As to improve the quality of bobbin.

Further, since yarn reciprocating part 11 can be set to the swing center 18 with contact 8 axis parallel of roller setting, On 19, even therefore elongated bobbin-winding machine (spool stand length is longer), be also able to achieve high support stiffness and low vibration.

Detailed description of the invention

Fig. 1 is the structure front view of the yarn winder traversing gear of a preferred embodiment of the utility model；

Fig. 2 is the side view of the yarn winder traversing gear of a preferred embodiment of the utility model；

Fig. 3 is the side view of the yarn winder traversing gear of a preferred embodiment of the utility model；

Fig. 4 is the A direction view of Fig. 3；

Fig. 5 is the cross-sectional view of line B-B in Fig. 3；

Fig. 6 is the cross-sectional view of line C-C in Fig. 4 (property for ease of illustration, the figure are the view rotated after 82 degree)；

Fig. 7 is the sectional view of line D-D in Fig. 2, and the yarn reciprocating part which show traversing gear 6 is down to the shape of low side State；

Fig. 8 is the sectional view of line D-D in Fig. 2, and the yarn reciprocating part which show traversing gear 6 rises to the shape on top State；

Fig. 9 is the sectional view of line D-D in Fig. 2, and the yarn reciprocating part which show traversing gear 6 rises to top time control The operating status of guiding device 33 processed；

Figure 10 is the variation that drift is used in the utility model, i.e. the swing angle of yarn reciprocating part 11 is controlled The block diagram first case of system；

Figure 11 is the variation that drift is used in utility model, i.e. the swing angle of yarn reciprocating part 11 is controlled Block diagram second case；

The conceptual schematic view of Figure 12 relationship between yarn winding time and winding width；

Figure 13 (a) is drift H0, H1, H2, the concept signal of relationship between twill angle θ and winding width L0, L1, L2 Figure；

Figure 13 (b) is bobbin sectional view, for conceptually illustrating freely growing at bobbin end (yarn fold back portion) Relationship between degree and bobbin ear portion shape.

Label declaration

1 machine frame

2 pedestals

3 turntables

4,4 ' spool stands

4a, 4 ' a paper tubes

5 contact roller arrangements

6 traversing gears

7,7 ' sliding axles

8 contact rollers

9Frame

10 frames

11 yarn reciprocating parts

12 frames

The hole 12a

13 rotary shafts

13a groove

14,15 bearings

16 bearings

17,17 ' bearings

18,19 swinging shafts

20 pulleys

21 belts

22 pulleys

23,23 ' bearings

24 belts

25 motors

26 pulleys

27 stepper motors

28 gears

29 gears

30,31 guide rails

32 sliding blocks

32b yarn guide

32c groove

33 control guiding devices

34 bearing parts

35 plates

36 fulcrums

37 bearing parts

37a fulcrum

38,39 pins

40 supporting stations

41 driving parts

42 teeter members

43 load bearing components

44a, 44b bushing

101 winding commencing signals

102 timing parts

103 storage units

104 swing angle calculating units

105 driving circuits

The rotational testing component of 201 spool stands 4

The revolution detection part of 202 contact rollers 8

203 winding diameter counting circuits

204 drift pattern storage portion parts

205 swing angle calculating units

206 driving circuits

207 winding diameter calculating units

Specific embodiment

A preferred embodiment of the utility model is introduced below with reference to Figure of description, citing proves that the utility model can To implement, its technology contents can be kept more clear and be convenient for those of skill in the art's complete description the utility model Understand.The utility model can be emerged from by many various forms of embodiments, and protection scope is not limited only to text In the embodiment mentioned, figures and description herein substantially illustrates rather than limitation the utility model.In the accompanying drawings, The identical component of structure indicates that the similar component of structure or function is indicated everywhere with like numeral label with same numbers label.

Below such as Fig. 1~13(a), 13(b) shown in, one embodiment of the utility model is illustrated.

Fig. 1 is the bobbin-winding machine front view using the utility model traversing gear.Fig. 2 is the side view of Fig. 1.

The bobbin-winding machine is set on machine frame 1, which is fixed on pedestal 2, on 2'.In machine frame 1, sliding axle 7,7' Can be set in a manner of vertical direction moves along Fig. 1 on supporting station 40.

The frame 9 of contact roller arrangement 5 is fixedly installed on supporting station 40.Roller 8 is contacted by bearing bearing (not shown), and with Rotary way is set on frame 9.

In addition, the frame 10 of traversing gear 6 is fixedly installed on supporting station 40 in the mode parallel with contact roller 8.

In contact 8 downstream of roller, two spool stands 4,4' is set in a rotatable manner on turntable 3, and turntable 3 into one Step is set in a rotatable manner on machine frame 1.

Spool stand 4, paper tube 4a, 4'a are equipped on 4', and yarns Y is wound into bobbin (not shown) on it.When one of cylinder When the bobbin (not shown) wound on pipe support 4 reaches default winding amount, turntable 3 is turned round by 180 degree, and yarn is enabled to switch to separately One spool stand 4'.

The sliding axle 7,7 ' being movably disposed on supporting station 40 contacts the weight of roller arrangement 5 and traversing gear 6 It is carried by cylinder 43, contacts and be provided with preset exposure pressure between roller 8 and spool stand 4.

It can be seen that the bobbin-winding machine is so-called automatic switchover bobbin-winding machine.

Hereinafter, being illustrated to traversing gear 6.

One end of the frame 10 of traversing gear 6 is fixed on supporting station 40, and the other end is equipped with branch in a manner of being integrally formed Board 35.Be provided with the motor 25 pulley 26 being anchored on axis on support plate 35.

40 side of supporting station of frame 10 is fixed with bearing part 34, the bearing part 34 by swinging shaft 18 with contact roller The mode of 8 centerline parallel is fixed thereon.In addition, swinging shaft 19 is fixed on plate 35 in the mode concentric with swinging shaft 18 On.

12 both ends of frame of yarn reciprocating part 11 are set in a manner of it can freely wave and are shaken by bushing 44a, 44b On balance staff 18 and swinging shaft 19.Pulley 22 is set to the another of swinging shaft 19 by bearing 23,23' in mode free to rotate On end.

On frame 12, along the direction with swinging shaft 18 and the axis parallel of swinging shaft 19, predetermined distance is formed Hole 12a, 12 both ends of frame are fixed with the bearing 15,16 with the engagement of 16,17,17' outer ring of bearing respectively.

Bearing 16,17 is provided with the rotary shaft 13 with groove 13a in mode free to rotate in the inner ring of 17'.Pulley 20 are fixed on one end of rotary shaft 13.

Groove 13a is to allow the endless groove that moves back and forth in it of sliding block 32, sliding block 32 and groove 13a is set as and bobbin The quantity of frame 4, paper tube 4a, 4'a that 4' is filled is corresponding.

The yarn guide 32b of groove 32c, endless groove 13a and cylindricality structure are provided on sliding block 32 in a manner of integrally formed Part 32a is engaged.

On the surface towards contact roller 8 of frame 12, sliding block 32 is fixed on it by clamping pin 38,39 by guide rail 30,31 On, and be equipped with for sliding block 32 along the gap that the axis direction of rotary shaft 13 slides.

The winding width that the reciprocating motion length of sliding block 32 is set as the bobbin wound on 4'a with paper tube 4a is corresponding.

Hereinafter, being illustrated to the driving part 41 for transmitting rotary motion to rotary shaft 13.

It is hung between the pulley 26 being anchored on motor 25 and the pulley 22 being set on swinging shaft 19 in a rotatable manner Belt 24, while belt 21 is hung between pulley 22 and the pulley 20 being anchored in rotary shaft 13.Set on yarn reciprocating part 11 External motor 25 drives rotary shaft 13 in a manner of transmitting rotary motion by this two belt.

Although driving part 41 uses belt in the present embodiment, other transmission devices such as gear are can also be used in it. In other embodiments, above-mentioned mesh can also be realized by way of by the coaxial arrangement of the axial line of swinging shaft 19 and motor 25 's.

The opposite side of contact roller 8 with frame 10 is provided with control guiding device 33, the control guiding device is with fulcrum 36 Centered on the fulcrum 37a of bearing part 37, and it can be waved under the action of cylinder (not shown).

Guiding device 33 is controlled in yarn winding in state ready position shown in Fig. 5, is waved when hanging yarn to shown in Fig. 9 State, so that drift (from yarns Y at a distance from the contact point D to the yarn guide 32b of sliding block 32 of contact roller 8) reaches most Greatly, contact angle r when hanging yarn so as to reduce between yarns Y and contact roller 8.

In this way, can be easily achieved the operation that yarns Y is inserted between contact roller 8 and yarn reciprocating part 11, so that Yarns Y is not easy on the surface for being wrapped in contact roller 8.

Hereinafter, being illustrated to teeter member 42.

Gear 29 and swinging shaft 19 are coaxially fixed on frame 12, and stepper motor 27 is set on support plate 35, gear 28 It is fixed on the axis of stepper motor 27, gear 29 is meshed with gear 28.

Teeter member 42 is shown in Fig. 7 with preset angle of oscillation and sway velocity under the driving effect of stepper motor 27 Enable drift reach minimum value position and Fig. 8 shown in enable drift reach between the position of maximum value moving back and forth.

The position for enabling drift reach minimum value by bearing part 34 34a part and bearing 15 the part 15a It defines.

Change procedure of drift under the action of teeter member 42 is as shown in Figure 10 Block Diagrams.Firstly, timing part 102 start to work under the action of winding commencing signal 101.Swing angle counting circuit 104 is defeated according to timing part 102 Signal and the drift mode computation swing angle being pre-set in storage unit 103 out, and controlled according to calculated value The driving circuit 105 of stepper motor 27.Although the present embodiment is described as that other drivings can also be used using stepper motor 27 The servo motor of device, pneumatic cylinder, hydraulic cylinder, the combination etc. of ball-screw and stepper motor (or servo motor).

Hereinafter, with reference to Figure 12, Figure 13 (a), Figure 13 (b), when being wound to the utility model traversing gear 6 for elastomeric yarn Operation be described.

Firstly, loaded on spool stand 4 paper tube 4a and contact roller 8 between contact pressure is provided, then spool stand 4, contact Roller 8 and rotary shaft 13 rotate preset rotation speed under the action of each driving circuit.

When yarns Y starts winding, minimum drift is set as H0, and the winding of bobbin is carried out with winding width L0.

The twill angle of yarn winding is θ, mobile width of the bobbin winding width than the sliding block 32 of yarn reciprocator Spending short (2 × (drift × tan θ)-α), (α is different and different with the specification of reciprocator machinery, herein not further It repeats).

In winding beginning and after moment t1, stepper motor 27 is with preset acceleration movement, so that drift Become H1.At this point, bobbin winding width is gradually contracted to L1 from L0.After drift reaches H1, stepper motor 27 is with default Acceleration reverse.When minimum drift reaches H0, stepper motor 27 is out of service.

In addition, carried out when winding is lasting, until stepper motor 27 is run again with predetermined acceleration when by moment t2, Until drift becomes H2.At this point, bobbin winding width is gradually contracted to L2 from L0.After drift reaches H2, stepping Motor 27 is with the reverse of preset acceleration.When drift fades to minimum drift H0, stepper motor 27 is out of service.

In addition, after moment t3, stepper motor 27 is run again with predetermined acceleration, until drift becomes H1.At this point, bobbin winding width is L1.After drift reaches H1, stepper motor 27 is with the reverse of preset acceleration.When certainly When fading to minimum drift H0 by length, stepper motor 27 is out of service.

Aforesaid operations are repeated, until bobbin reaches preset winding diameter, wherein yarn is piled up in bobbin end (fold back portion) improves the too high problem in bobbin end.

When aforesaid operations persistently carry out to bobbin winding diameter reaching, from 6~10mm of finished product outer diameter, (value is only an implementation Example, not to the utility model formed limit) when (before moment t4), stepper motor 27 is run again with predetermined acceleration, directly Become H2 to drift from H0.

At this point, bobbin winding width is contracted to L2 from L0.When drift fades to H2, stepper motor 27 is out of service.

By the above-mentioned means, the winding width of bobbin outer section can be made gradually to shorten, to prevent bobbin from transporting or opening Yarn falls off from bobbin end face when beginning unwinding yarns.

Although in the present embodiment, drift is divided into two kinds of H2 after H1 and moment t2 after moment t1, can also be only Using a kind of drift of H1 or H2.The utility model is to the number of drift not restriction.

Although in the present embodiment, the drift after moment t2 and the drift after moment t4 are H2 same value, But the value of the drift can also be different.

After this, when spool stand 4' reaches default revolution, turntable 3 is started turning.And then, stepper motor 27 with It is rotated with above-mentioned contrary direction, and out of service when drift becomes L0.

After turntable 3 rotates 180 degree, spool stand 4 and spool stand 4' exchange (top Fig. 1), and yarns Y switches to spool stand On the paper tube 4a filled on 4', turntable 3 stops operating immediately.Later, it repeats the above process, with the winch spool on paper tube 4a' Son.

In the present embodiment, although the value of H0 is 22~26mm, the value of H1 is 35~50mm, and the value of H2 is 60~90mm, It is that it is not limited to above each value, but can be different and different because of winding yarn brand.

Hereinafter, according to the block diagram in Figure 11, to variation (the i.e. yarn reciprocating part being used in the utility model to drift The swing angle of part 11) second case that is controlled is illustrated.

Teeter member 42 according to the rotational testing component of spool stand 4 201 and is connect by winding diameter counting circuit 203 The input of the revolution detection part 202 of roller 8 is touched, the bobbin diameter in winding process is calculated.In addition, winding diameter calculating unit 207 are made of rotational testing component 201, revolution detection part 202 and winding diameter counting circuit 203.

In winding diameter input drift pattern storage portion part 204 calculated, swing angle calculating unit 205 is accordingly Export swing angle.Driving circuit 206 drives stepper motor 27 according to the swing angle corresponding with bobbin winding diameter.

In addition, revolution detection part 202 can not also be used, but the revolution value of winding speed or contact roller 8 etc. is set In in setting device.

By the utility model, the changed operation of drift is enabled to enclose to acting on 4 Paper-fitting tube 4a of spool stand Around bobbin and contact roller 8 between contact pressure there is no any influence, to can not only obtain stable contact pressure, and It avoids generating gap between bobbin and contact roller 8 in winding process.

In this way, even if under the winding speed of every point of 1000m or more, be also able to achieve the stable roll of elastomeric yarn around, and Improve the quality of bobbin shape, the unwinding easy degree in subsequent step and yarn.

The above is only the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art Personnel can also make several improvements and modifications without departing from the principle of this utility model, these improvements and modifications It should be regarded as the protection scope of the utility model.

Claims (4)

1. a kind of yarn winder traversing gear, the yarn winder include:

The spool stand (4,4') being set on machine frame (1) is equipped with paper tube (4a, 4'a) on the spool stand；

The sliding axle (7,7') being set on the machine frame (1)；

The supporting station (40) being set in the mode that can be withdrawn relative to the spool stand (4,4') on the sliding axle (7,7')；

The contact roller (8) being set on the supporting station (40) in a rotatable manner, the contact roller are located at the spool stand (4,4') It upstream and can be contacted with the spool stand；

For swinging laterally the traversing gear (6) of yarn (Y), which is located at contact roller (8) upstream, and with this Contact roller (8) is oppositely arranged every yarn (Y)；And

It carries the supporting station (40), contacts the load bearing component (43) of the weight of roller (8) and traversing gear (6),

It is characterized in that, the traversing gear (6) includes:

The yarn reciprocating part (11) formed by sliding block (32), the sliding block and the endless groove for being formed in rotary shaft (13) periphery (13a) is engaged and is moved back and forth, so that yarn (Y) is swung laterally；And

The yarn reciprocating part (11) is set to wave the teeter member (42) of predetermined angle, institute centered on swinging shaft (18,19) It states swinging shaft and is arranged in parallel to contact roller (8) axial line and away from yarn reciprocating part (11) pre-determined distance,

The distance between contact roller (8) and the sliding block (32) for swinging laterally yarn (Y) (drift) are intermittently or serially Variation.

2. yarn winder traversing gear as described in claim 1, which is characterized in that for driving the rotary shaft (13) A part of driving part (41) is by transmitting rotation with the rotary part (22) that the swinging shaft (18,19) center is rotation center Turn to move to the rotary shaft (13).

3. yarn winder traversing gear as described in claim 1, which is characterized in that the teeter member (42), according to The timing part (102) run under the action of winding commencing signal (101), is stored with depositing for preset drift mode It stores up component (105), is waved according to the output signal of the timing part (102) and the drift mode computation stored The output of the swing angle calculating unit (205) and the swing angle calculating unit (205) of the swing angle of component (42) Operation.

4. yarn winder traversing gear as described in claim 1, which is characterized in that the teeter member (42) includes, right The calculating unit that the winding diameter of bobbin on the spool stand (4,4') equipped with paper tube (4a, 4'a) is calculated (207), and according to the output of the winding diameter calculating unit (207) swing angle of the teeter member (42) is carried out The swing angle calculating unit (205) of calculating；The teeter member (42) is defeated according to the swing angle calculating unit (205) It runs out.