JP3211766B2 - Spinning winder - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a take-up winder such as a take-up winder for winding a spun yarn.
In particular, the present invention relates to an apparatus used when the yarn winding machine winds a yarn on an empty bobbin and transfers yarn from a full package to an empty bobbin.

[0002]

2. Description of the Related Art In a take-up winder such as a take-up winder, a turret plate provided with two bobbin holders is provided on a machine base, and the turret plate is rotated by 180 degrees to take the bobbin holder to a winding position. And a standby position, and a contact roller in contact with a bobbin mounted on the bobbin holder is provided above the bobbin holder. It is to be wound up and rolled up to make a package.

In this spinning take-up machine, when the package becomes full, the turret plate is rotated to switch the empty bobbin at the standby position to the winding position for winding, and the full package at the standby position is removed from the bobbin holder and emptied. The bobbin is inserted and the yarn is continuously wound in a standby state.

When switching between the winding position and the standby position,
It is necessary to transfer the yarn wound in the full package to an empty bobbin to be newly wound.Therefore, a yarn removing guide for removing the yarn from the traverse device, and a yarn for moving the removed yarn to the yarn catching groove position of the empty bobbin. A pulling guide and a yarn pulling guide that is temporarily supported until the moved yarn is passed to the traverse device are provided. These guides
It is used not only at the time of thread transfer from a full package to an empty bobbin, but also at the time of yarn hooking for initially attaching a yarn to an empty bobbin.

[0005]

In the conventional take-up winder, a traverse device, a contact roller, a yarn removing guide, a yarn pulling guide and a yarn catching guide are arranged on both sides of the yarn path. The work tends to be difficult during hanging and maintenance.

Accordingly, an object of the present invention is to solve the above-mentioned problems and to provide a yarn winding machine capable of easily performing a yarn hooking and maintenance operation.

[0007]

In order to achieve the above object, a first aspect of the present invention is to provide a traverse device for traversing continuously supplied yarn, and a method of winding a traversed yarn by a traverse device. A bobbin provided with a thread hooking portion outside the winding width, a bobbin holder on which the bobbin is mounted and rotating the bobbin, a contact roller for applying a predetermined pressure to the bobbin, and a position where the yarn is released from the traverse device A thread removing guide to be moved, a thread pulling guide that moves the thread changed by the thread removing guide toward the thread hooking portion of the bobbin, and a thread pulling guide that temporarily supports the thread moved by the thread pulling guide. A traverse device, a contact roller, a yarn removing guide, a yarn pulling guide, and a yarn pulling-off guide are shifted to one side with respect to a yarn path of a yarn; De and the yarn held back the guide is moved in the direction transverse to the direction a and yarn orthogonal to the traverse direction of the yarn, yarn with the yarn shift guide and the yarn withheld guide
The yarn pulling guide and the yarn catching guide
On the other hand, the yarn stops when it is shifted toward the traverse device.
The spinning winder is configured to be temporarily supported by a guide .

According to a second aspect of the present invention, there is provided a yarn pulling guide and a yarn pulling device.
The lock guide is connected to the thread removal guide, and the thread removal guide
2. The spinning winder according to claim 1, wherein the spinning winder is configured to move forward and backward integrally with the spindle.

According to a third aspect of the present invention, the yarn catching guide is
3. The spinning winder according to claim 2 , wherein the position of the bobbin is adjustable in the axial direction .

[0010]

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described below in detail with reference to the accompanying drawings.

First, the basic structure of a spinning winder according to the present invention will be described with reference to FIGS.

In FIGS. 1 and 7, a turret plate 12 having two bobbin holders 11 into which a plurality of bobbins B are inserted is rotatably provided on the machine base 10, and the turret plate 12 is provided with 180 Rotate every time, bobbin holder 1
1 is switched between a winding position Wp and a standby position Sp.

On the winding position Sp, a slide box 14 which rises with the winding of the package P and drops when switching to the empty bobbin B is provided on the machine base 10 so as to be movable up and down. At the bottom of the bobbin B
Contact roller 1 that rotates in contact with (package P)
3 is rotatably supported.

On the contact roller 13 of the slide box 14, a blade-type traverse device 16 composed of two blades rotating in opposite directions is provided. The traverse device 16 and the contact roller 13 are provided so as to be shifted to one side. Above the traverse device 16, the upper yarn guide device 20 is arranged to be concentrated on the traverse device 16 side with respect to the yarn Y.

Further, the arm 2 is swingably mounted on the machine base 10.
The lower thread guide device 2 is provided on the arm 21 thereof.
1a is provided.

The lower yarn guide device 21a is slidably provided on the arm 21 so that the yarn wound around the full package that has moved to the standby position Sp at the time of yarn switching does not fall to the yarn layer end of the full package. Guide and thread catching groove (thread hooking part) formed in the empty bobbin
And a yarn shift guide for substantially matching the same.

Reference numeral 22 denotes a control panel for setting the operating conditions for spinning and the like, and reference numeral 23 denotes a partition cover.

In this spinning winder, the turret plate 12
Rotates the bobbin holder 11 at the winding position W by 180 degrees.
p and the standby position Sp. When the yarn Y is wound, the bobbin holder 11 at the winding position Wp is rotated and the contact roller 13 above the bobbin holder 11 is moved to the bobbin B (package P). Rotate in contact with
A predetermined pressure is applied to the bobbin B, and as shown in FIG. 7, a plurality of yarns Y spun and continuously supplied are wound up while traversing by a traverse device to form a package P.

In this spinning winder, when the package P becomes full, the turret plate 12 is rotated to switch the empty bobbin B at the standby position Sp to the winding position Wp for winding, and the full package at the standby position Sp. P is bobbin holder 1
1, the empty bobbin B is inserted, and the yarn Y is continuously wound in the standby state Sp.

When switching between the winding position Wp and the standby position Sp, it is necessary to transfer the yarn Y wound on the full package P to the empty bobbin B to be newly wound. From the traverse device 16
At the same time, the removed yarn is moved to the yarn catching groove position of the empty bobbin B, and the moved yarn is again moved to the traverse device 1.
The yarn is guided so as to be temporarily supported until it is passed to 6.

Hereinafter, the upper yarn guide device 20 will be described.

Now, the upper yarn guide device 20 of the present invention
The slide box 1 is arranged in the slide box 14 so as to be concentrated on one side together with the blade type traverse device 16 with respect to the yarn path (yarn path during package formation).
4, when the open / close cover 14a covering the traverse device 16 and the like is opened, no member is disposed on the opposite side of the yarn path (on the side opposite to the side where the traverse device 16 is provided, that is, on the open / close cover 14a side). It is.

As shown in FIG. 3, the upper thread guide device 20 is provided on a thread removing plate 25 which is provided on a support plate 24 so as to be able to advance and retreat, and is provided on the thread removing plate 25. Together with the thread hook S of the bobbin B (FIG. 6)
The thread removing plate 25 is provided at a position corresponding to
The yarn catching guide 44 , which is advanced to a position where the yarn Y can be captured when the yarn is advanced, and the yarn removing guide 25,
The yarn Y is provided so as to be able to reciprocate in the traverse direction so as to face the yarn pulling guide 44 and
And a thread pulling guide 45 for engaging the thread catching guide 44 with the thread pulling portion S.

The details of the upper yarn guide device 20 will be described with reference to FIG.

A support plate 24 is supported on the frame 30 of the slide box 14, and a thread removing plate 25 is provided below the support plate 24 by a pair of rails 32 so as to be able to advance and retreat with respect to the yarn path.

The thread removing plate 25 has a thread removing guide 33 having a circular cross section at its end for removing the thread from the traverse device 16 (changing the yarn path Y to a position separated from the traverse device 16). An opening 34 is formed at a blade type traverse device 16 to be described later.

The thread removing plate 25 is connected to the support plate 24 via a pair of link mechanisms 35, the link mechanism 35 is connected to a connecting rod 36, and an advance / retreat cylinder 37 is connected to the connecting rod 36. When the rod 38 of the cylinder 37 is extended, the thread removing plate 25 moves forward from the position indicated by the solid line in the drawing to the position 25P indicated by the two-dot chain line via the connecting rod 36 and the link mechanism 35. The connecting rod 36
The support plate 24 is connected to the support plate 24 by a spring 39, and the spring force of the spring 39 causes the thread removing guide 25 to return from the forward position to the position where the line is retracted by the solid line.

The yarn removing guide 33 is configured as a bar common to all yarns extending in the traverse direction.
It is located on the traverse device 16 side with respect to the yarn Y,
When the yarn removing plate 25 moves forward, since the yarn removing plate 25 is connected to the yarn removing plate 25, the yarn removing plate 25 is moved in a direction perpendicular to the traverse direction and in a direction crossing the yarn with the plate 25, and is moved from the traverse device 16 to the yarn. Acts to separate Y.

The above-mentioned blade type traverse device 16 is attached to the frame 30 of the slide box 14 below the thread removing plate 25. This traverse device 16
A traverse guide member 40 for guiding the yarn and defining a traverse range T; and two blades 42a and 42b for moving the yarn left and right by moving in and out of the yarn moving surface 41 of the traverse guide member 40, One blade 42a rotates counterclockwise as viewed in the figure, and the other blade 42b rotates clockwise, and at each traverse end, two blades 42a, 42a.
b intersect to switch the traverse direction of the yarn.

An L-shaped thread catching guide 44 is provided on the thread removing plate 25 such that the L-shaped thread catching guide 44 is located at a position outside the traverse range T and at a position corresponding to the thread hooking portion S such as a slit of the bobbin B. And the number of packages to be wound. In the standby position, the thread pulling guide 44
It is located on the traverse device 16 side with respect to the yarn Y,
When the thread removing plate 25 moves forward, since it is connected to the thread removing plate 25, it is moved with the plate 25 and the thread engaging portion 44a (see FIG. 6) is moved to the thread removing guide 33.
To move to a position beyond the yarn removed from the traverse device 16.

The thread catching guide 44 is provided so as to be finely adjustable in the axial direction of the bobbin B by the slot 55 shown in FIG. 6, and the tip of the thread engaging portion 44a is adjusted to the traverse end. The yarn Y is temporarily supported by the yarn engaging portion 44a.

The yarn removing plate 25 is opposed to the yarn catching guide 44 and is normally located outside the other traverse range T, and moves toward the yarn catching guide 44 during operation, and moves the yarn to the yarn catching portion S. Guide 45
Is provided. The yarn pulling guide 45 is provided on a rod-shaped upper guide 46 common to all the yarns. The upper guide 46 is provided on a guide rail 47 so as to be movable in the bobbin axial direction, and is provided on the yarn removing plate 25. The yarn pulling cylinder 48 reciprocates in the traverse direction.

In the standby position, the yarn pulling guide 45 is located on the traverse device 16 side with respect to the yarn Y and does not contact the yarn Y. However, when the yarn removing plate 25 advances, it is connected to the plate 25. Therefore, it is moved along with the plate 25 and moves to a position where it is engaged with the thread detached from the traverse device 16 by the thread detachment guide 33.

A proximity switch 50 for detecting that the yarn pulling guide 45 has moved to the side of the yarn pulling guide 44 is provided on the yarn removing plate 25, and a detector 51 is attached to the upper guide 46.

Next, the operation of the present invention will be described.

First, as shown in FIGS. 1 and 7, a yarn Y spun and continuously supplied is fed to a blade-type traverse device 16.
The package P is wound around the bobbin B at the winding position Wp while being traversed. During winding, the bobbin holder 11 at the winding position Wp is rotated, and the contact roller 13
It is rotated in contact with the package P being wound to control the rotation of the bobbin holder 11 and raises the slide box 14 as the winding diameter increases.

During the winding, when the package P becomes full as shown in FIG. 3, the turret plate 12 shown in FIG.
Is rotated to move the empty bobbin B at the standby position Sp to the winding position Wp.
Then, the full package P is moved to the standby position Sp as shown by the trajectory L, the slide box 14 descends, and the contact roller 13 and the empty bobbin B come into contact. continue,
As shown in FIG. 4, the yarn removing guide 33 advances to the yarn Y side and removes the yarn Y from the traverse device 16.

That is, as described with reference to FIG. 2, the rod 38 of the advance / retreat cylinder 37 extends, the connecting rod 36 moves to the left as viewed in the figure, and the thread removing guide 33 It is advanced to the position 25P shown by the dashed line.

Until the yarn removing guide 33 moves forward and the yarn Y comes off the traverse device 16, the yarn Y is within the traverse range T, and at the same time, the yarn Y is located between the yarn catching guide 44 and the yarn pulling guide 46. are doing.

In this state, when the yarn pulling cylinder 48 is extended, the upper guide 46 moves, and the yarn Y within the traverse range T is engaged with the yarn pulling guide 45, and finally the yarn pulling is stopped. Guide 44 and yarn guide 45
Between the two.

In this state, the yarn Y is out of the traverse range T and is at the position of the yarn hooking portion S of the bobbin B.

In this state, the proximity switch 50 described with reference to FIG. 2 is operated, the yarn removing guide 33 is retracted, and the yarn Y is bent toward the traverse device 16 as shown in FIG. As shown in FIG. 5, the yarn Y is pressed against the yarn engaging portion 44a of the yarn pulling-off guide 44 in a state where the yarn Y is captured by the yarn pulling-off guide 45 and the yarn pulling-off guide 44,
It is being supported.

Subsequently, the yarn Y is moved by the operation of the yarn shift guide of the lower yarn guide device 21a so that the yarn Y
And the yarn connected to the full package P is cut off by tension and separated from the yarn Y of the empty bobbin B.

Thereafter, when the yarn pulling cylinder 48 retracts and the yarn pulling guide 45 retreats, the yarn Y slides down the thread engaging portion 44a of the thread pulling guide 44 as the yarn pulling guide 45 retreats. When the yarn moving guide 45 moves away from the yarn catching guide 44, the yarn
4A, the yarn Y is immediately captured by the traverse device 16 and traversed, so that the new bobbin B winds the yarn Y.

The yarn removing guide 33, the yarn pulling guide, and the yarn pulling guide 45 are provided on the rear side, which is one side with respect to the yarn path being wound, on the traverse device 16 side, and on the opposite side, which is in front of the yarn path. Is an open space. Therefore, the work can be easily performed at the time of maintenance or at the time of threading work.

When the yarn is moved into the traverse range after the yarn is caught by the yarn hooking section S of the empty bobbin, the yarn catching guide 44 causes the traverse device 16 to move with respect to the yarn path where the yarn is being wound. When the yarn comes off from the yarn catching guide 44 and is traversed by the traverse device 16, the yarn is moved. Thread guide 45
And does not damage the wound yarn. As shown in FIG. 6, the thread pulling guide 44 can finely adjust the mounting position of the thread removing guide 25 in the axial direction of the thread removing guide 25 by the long hole 55, and the yarn pulling guide 45 moves in the traverse direction. After forming a bunch winding at the threading portion S, it is possible to adjust the range of the spiral portion formed at the time of shifting to the main winding so that the spiral portion can be easily cut later. It can be formed.

The yarn pulling guide 44 and the yarn pulling guide 4
5 is configured to advance and retreat in a direction perpendicular to the traverse direction in conjunction with the yarn removing guide 33, so that it is separately driven for the yarn pulling guide 44 and the yarn pulling guide 45 in that direction. There is no need to provide any means, and the operation control of the guide is simplified. In the above-described embodiment, the yarn removing guide 33 is provided close to the traverse device 16. However, such closeness is advantageous for downsizing and also facilitates fine adjustment of the yarn path.

In the above-described embodiment, the slide box provided with the contact rollers and the like rises as the package diameter increases. However, the box provided with the contact rollers and the like is fixed and the turret plate rotates as the package diameter increases. May be used.

The present apparatus can be used not only for the yarn transfer from the full package to the empty package as illustrated in the above-described embodiment, but also for the yarn transfer.
Since it is used also at the time of threading, it can be applied to a spinning winder which is not an automatic switching system.

[0051]

In summary, according to the present invention, a traverse device and a yarn removing guide are provided on one side of the yarn path in a concentrated manner, and the other side of the yarn path is an open space. Easy to do. Also thread hook
When the yarn is moved into the traverse range,
Because it is moved to the traverse device side with respect to the yarn path,
The yarn that has been traversed by the traverse device
It does not interfere with the guide and does not damage the wound yarn.
No.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of the present invention.

FIG. 2 is a plan view showing details of an upper yarn guide device of FIG. 1;

FIG. 3 is an enlarged front view of a main part of FIG. 1;

4 is a front view showing a state in which a thread removing plate of the upper guide device of FIG. 3 is operated.

FIG. 5 is a front view showing a state where the yarn pulling guide of FIG. 4 is operated.

FIG. 6 is a front view showing a relationship between the thread pulling guide and the package in the state of FIG. 5;

FIG. 7 is a perspective view showing the spinning winder of FIG. 1;

[Explanation of symbols]

 10 Machine stand 11 Bobbin holder 13 Contact roller 16 Traverse device 20 Upper thread guide device 33 Thread removal guide 44 Thread catching guide 45 Thread guide B B Bobbin P Package Wp Winding position Sp Standby position Y Thread

Claims (3)

(57) [Claims] 1. A traverse device for traversing a continuously supplied yarn, a bobbin provided with a yarn hooking portion on the outside of a winding width while winding the yarn traversed by the traverse device, and a bobbin mounted thereon. A bobbin holder for rotating the bobbin, a contact roller for applying a predetermined pressure to the bobbin, a yarn removal guide for changing the yarn to a position where the yarn is released from the traverse device, and a yarn for the bobbin which is changed by the yarn removal guide. A traverse device, a contact roller, a yarn removal guide, a yarn pulling guide, and a yarn pulling stop, which include a yarn pulling guide that moves toward the hook portion and a yarn pulling guide that temporarily supports the yarn moved by the yarn pulling guide. The guide is shifted to one side with respect to the yarn path of the yarn, and the yarn pulling guide and the yarn catching guide are orthogonal to the traverse direction of the yarn. Forward and backward in the direction crossing the yarn and catching the yarn with the yarn pulling guide and the yarn catching guide
And the yarn pulling guide and the yarn pulling guide
With the yarn approaching the traverse device, the yarn
A winder adapted to be temporarily supported by the spinning machine. 2. The thread pulling guide and the thread pulling guide,
Connected to the thread removal guide and moves forward and backward together with the thread removal guide
The spinning winder according to claim 1, wherein the winder is configured to be configured as follows . 3. A thread pulling guide is provided in an axial direction of a bobbin.
The spinning winder according to claim 2 , wherein the position is adjustable .