JP2000017534A - Yarn-treating apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a yarn-treating apparatus facilitating the threading work to an interlace treating means without necessitating a wide threading work space. SOLUTION: An interlace treating means 7 is provided with a slit to enable the insertion of each running yarn into respective interlace nozzle 21. A threading assisting means 9 movable between a working position to guide the running yarn in a manner to prevent the contact of the yarn with the interlace treating means 7 before the threading action and a waiting position to keep the running yarn from the contact with the threading assisting means 9 after the threading operation is placed between the interlace treating means 7 and a lower yarn guide 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a yarn processing apparatus for performing an interlacing process on a plurality of synthetic fiber yarns in a synthetic fiber yarn manufacturing apparatus.

[0002]

2. Description of the Related Art Generally, a plurality of yarns spun from a spinning device 1 and cooled by a cooling device 2 are fed to godet rollers 3, 4 as shown in FIG.
Then, a plurality of upper thread guides 6 'are disposed at predetermined intervals in the horizontal direction, and the threading preparation on the working side is provided at a position corresponding to the upper thread guides 6' and having a predetermined interval in the vertical direction. A lower thread guide 8 'movably provided at the position and a thread distribution position which is a fulcrum for winding and winding, and an interlace nozzle corresponding to each thread is housed in a box. Interlace processing means 7 'installed between the lower thread guide 8'
After being subjected to an interlacing process by a yarn processing device 5 ′ provided with the above, the yarn is wound by a plurality of bobbins mounted on the winding device 10.

In the above-mentioned synthetic fiber yarn manufacturing apparatus, when the yarn flows down from the cooling device 2, the yarn is sucked by a suction gun (not shown), and each yarn is sequentially threaded on the upper yarn guide by a hand-held guide. Then, the operation rod is pulled out to the working side, the lower thread guide is moved to the threading operation position, and the thread is hooked on each lower thread guide. Next, the lid provided in the box of the interlace processing means 5 'is opened, each thread is threaded on a guide provided on the upper and lower portions of the interlace nozzle, and the thread runs on the interlace portion of each interlace nozzle. And close the box lid. When the yarn hooking operation on the interlace nozzle is completed, the operating rod of the lower yarn guide 8 'is pushed in to move each lower yarn guide 8' to a yarn distribution position which is a yarn winding and swing fulcrum. Next, the operating rod provided on the winding device 10 is pulled out to the working side, and the winding auxiliary guide is moved to the yarn hooking preparation position, and the yarn is hooked on each winding auxiliary guide. Is moved to the catching portion of each bobbin mounted on the spindle of the winding device 10, and each thread is engaged with the catching portion of each bin by the winding guide to be wound. When the yarn is wound on the bobbin, the suctioned yarn is cut by the suction gun, and the yarn is traversed by the traverse mechanism and wound on the bobbin.

[0004]

In the above-described method of threading each yarn with respect to the interlace nozzle, the yarn is hung on guides provided above and below the interlace nozzle, and the yarn is positioned at a predetermined position of the interlace nozzle. Therefore, there is a problem that the threading operation is very difficult, and the threading operation time is long, the amount of waste yarn generated is increased, and the production efficiency is deteriorated.

[0005] In addition, there is a problem that a wide threading work space is required for the operator to safely perform the threading operation near the interlace nozzle.

Further, it is necessary to open and close a lid provided in the box of the interlace processing means at the time of a thread hooking operation on the interlace nozzle, so that there is a problem that the structure of the interlace processing means becomes complicated.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a yarn processing apparatus which can easily perform a threading operation on an interlace processing means and does not require a wide threading operation space for the yarn hanging operation. It is.

[0008]

According to the yarn processing apparatus of the present invention, the interlace processing means is provided with a slit through which each running yarn can be inserted into the interlace nozzle portion. Between the interlace processing means and the lower yarn guide, a position for guiding the running yarn so as not to come into contact with the interlace processing means before the yarn hooking operation on the interlace nozzle; The present invention is characterized in that a configuration is provided in which a thread hooking assisting means that can be moved to a position where no threading is provided is provided.

According to a second aspect of the present invention, a guide plate having a slit for guiding thread is mounted on at least the upper surface of the box of the interlace processing means.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic view showing one embodiment of the construction of a synthetic fiber yarn manufacturing apparatus provided with a yarn processing apparatus of the present invention. Except for the configuration, it is the same as the synthetic fiber yarn manufacturing apparatus of FIG.

As shown in FIGS. 2, 3, 4, 5 and 6, the yarn processing device 5 is installed near the upper guide 6, the lower guide 8, and below the upper guide 6. Interlace processing means 7 provided, and a thread hooking auxiliary means 9 provided between the interlace processing means 7 and the lower guide 8.
It is composed of

The upper guide 6 includes a bracket 11 attached to the machine frame 35, and a guide 12 (12-1 to 12-4) for thread guiding attached to the bracket 11 so as to have a predetermined space in the horizontal direction. ).

The interlace processing means 7 has a suction duct (not shown) connected to one end thereof, a box body 19 having a substantially U-shaped cross section, and a cross section for covering an opening of the box body 19. A box 18 formed by a U-shaped lid member 20 and an interlaced nozzle 2 installed in the box body 19 along a running path of each yarn.
1 (21-1 to 21-4), a guide plate 22 attached to the upper surface of the box body 19, and the box body 19
And a guide plate 23 attached to the lower surface of the light guide.

The interlace nozzle 21 is provided with a nozzle 21a for interlacing processing and guides 21b and 21c provided between the nozzle 21a for regulating the traveling position of the nozzle 21a. The nozzle 21a is connected to a compressed air supply pipe (not shown) having a pressure control valve, a gate valve, and the like.
The supply and the stop of the compressed air to the nozzle 21 a
This can be performed for each 1a, for each interlace processing means 7, or for each group of interlace processing means.

The cover member 20 is formed with slits 20a-1 to 20a-4 having a predetermined width along the running path of each yarn.

As shown in FIGS. 5 and 6, the guide plate 22 has slits 20a-1 to 20a-1 formed in the lid member 20.
Slits 22a-1 to 22 for introducing yarns having a width narrower than the width of 20a-4 and wider than the width of the guide grooves of the interposition nozzles 21b and 21c for regulating the running position of the interlace nozzle 21.
a-4 is formed, and a slit for thread introduction is formed in the guide plate 23 in the same manner as the guide plate 22. The guide plates 22 and 23 are made of stainless steel or the like, and the slits are subjected to a satin finish so as to prevent fluff, breakage of single yarn, etc. when a thread comes into contact.

Guide plates 22, 2 made of stainless steel
Instead of 3, it is possible to use a ceramic guide plate, a guide plate obtained by applying a satin chrome plating to a steel material, or the like.

The lower guide 8 has a guide member 13 attached to a machine frame 35, a grip 15 at an end, and an operating rod 14 attached to the guide member 13 so as to be able to be pulled out in the longitudinal direction, and a guide member. When the handle 15 is pulled out to the operation rod 14 and is movably stored in the operation rod 13, it is gathered on the operation side,
When the operating rod 14 is pushed in, the slider 16 (16-1) mounted so as to move to a distribution position which is a predetermined traverse swing fulcrum.
To 16-4) and guides 17 (17-1 to 17-4) attached to the respective sliders 16-1 to 16-4.

The lower guide 8 pulls out the operating rod 14, moves the guides 17-1 to 17-4 to the operating side, hooks the yarns on the guides 17-1 to 17-4, respectively. The guides 17-1 to 17-4 are pushed in to move the guides 17-1 to 17-4 to a distribution position which is a predetermined traverse fulcrum.

The lower guide 8 has a structure in which a slider member provided with a guide as described in Japanese Utility Model Publication No. 1-36840 is connected by a string-like body.
JP-A-8-319061 discloses a configuration in which a slider member having a guide mounted thereon is connected by a belt body, and a plurality of rhombic shapes described in JP-A-8-319061. It is possible to use a structure in which multiple guides are provided in a telescopic link mechanism in which the link changes from vertical to horizontal at the same time, or a guide in which guides are attached to the operating rod at a predetermined interval, etc. The configuration is not particularly limited.

The threading assisting means 9 includes bearings 24 and 25 mounted on the machine frame 35 at predetermined intervals in the horizontal direction.
A shaft 26 rotatably supported by the bearings 24 and 25;
Arms 27 and 28 integrally attached to the shaft body 26 at positions close to the bearings 24 and 25, a connecting plate 29 attached to the ends of the arms 27 and 28, and a plate attached to the connecting plate 29 30.

The plate 30 is preferably subjected to a ceramic spraying treatment so as to prevent fluff and single yarn breakage of the contacting yarn. Further, only the plate 30 or a member formed by a round bar or the like in place of the arms 27 and 28, the plate 30, and the like can be used.

The arm 27 is provided with a grip 31 for rotating the arm in the vicinity of the connecting plate 29 mounting portion.

A collar 32 is integrally attached to one end of the shaft body 26 so as to be in contact with the bearing 24 or at a predetermined interval, and a screw 33 projects from the collar 32 toward the bearing 24. It is screwed as follows. The projecting portion of the screw 33 is formed in an arc-shaped groove 24 a formed in the bearing 24.
When the arm 27 is rotated, the arm 27 is stopped between the operating position and the standby position.

Then, holding the grip 31, the arms 27, 2
8 is rotated in the direction (a), the thread comes into contact with the tip of the plate 30 and the box 1 of the interlace processing means 7
8. When the arm 27, 28 is moved in the (B) direction after traveling in the operating position not in contact with the guide plates 22, 23, etc., the plate 30 separates from the yarn and moves to the standby position, Travels linearly between the upper guide 6, the interlace nozzle 21, and the lower guide 8.

In place of the above-mentioned rotating grip 31, the shaft 26
Attach a drive device that rotates forward and backward to the end of
7, 28 can be rotated.

It goes without saying that the above-described upper guide 6 can have the same configuration as the lower guide 8.

The yarn hooking operation in the yarn processing device 5 will be described.

The yarn flowing down from the cooling device 2 is sucked by a suction gun (not shown), and each yarn is sequentially guided by a hand-held guide to guides 12-1 to 12-4 of the upper yarn guide 6.
, The arms 27 and 28 are pivoted in the direction (A) by holding the grip 31 of the threading assisting means 9 and the plate 3
Move the zero thread contact portion to the operating position. Next, the operation rod 14 of the lower thread guide 8 is pulled out to the working side, and
Move 7-1 to 17-4 to the threading work position and
When the yarns are hooked on 7-1 to 17-4 respectively, the yarn runs in a state shown by a two-dot chain line in FIGS.

When the thread hooking operation on the lower thread guide 8 is completed, the operation rod 14 of the lower thread guide 8 is pushed in to move the guides 17-1 to 17-4 to the traverse fulcrum position. At this time, the yarn is guided by the guide plate 2 of the interlace processing means 7.
2 moves on the plate 30 without touching it.

When the yarn travels in the state shown by the dashed line in FIG. 3, the arms 27 and 28 are rotated in the (b) direction by holding the grip 31 of the yarn hooking assisting means 9 and the plate 30 is rotated. The yarn contact portion is moved to a standby position where it does not contact the yarn.

Then, each yarn is guided by the slits 22a-1 to 22a-4 of the guide plate 22 and the slits 23a-1 to 23a-4 of the guide plate 23, and the guide 21b for regulating the running position of the interlaced nozzle 21; The thread is hooked in the order of the nozzle 21a and the travel position regulating guide 21c. The widths of the slits 22a-1 to 22a-4 are narrower than the widths of the slits 20a-1 to 20a-4 formed in the lid member 20, and guides for the yarn running position regulating guides 21b and 21c of the interlace nozzle 21. Since the width is larger than the width of the groove, the running position regulating guide 21b, the nozzle 21a, the running position regulating guide 21b do not come into contact with the cover member 20 even if the thread shakes for some reason. The thread can be reliably hooked on the guide 21c.

After the yarn hooking operation for the interlace nozzle is completed, the yarn hooking operation for the winding device 10 is performed as in the case of the conventional yarn manufacturing device.

Needless to say, the yarn processing apparatus of the present invention can be applied to a yarn manufacturing apparatus having any configuration regardless of the configuration of the godet roller and the configuration of the winding device.

[0035]

According to the yarn processing apparatus of the present invention, the interlace processing means is provided with a slit through which each running yarn can be inserted into the interlace nozzle portion. A position where the running yarn is guided so as not to contact the interlace processing means before the yarn hooking operation on the interlace nozzle, and a position where the running yarn does not contact the running yarn after the yarn hooking operation. Since the movable yarn hooking auxiliary means is provided, it is possible to easily and reliably perform the yarn hooking operation for the interlace processing means, and it is not necessary to have a wide yarn hooking work space for the yarn hooking operation. In addition, the interval between the yarn processing apparatuses can be reduced.

Further, when the guide plate having the slit for guiding the yarn is mounted on at least the upper surface of the box of the interlace processing means as described in claim 2, the yarn may sway for some reason. Even when the thread does not come into contact with the cover member, the thread can be reliably hooked on the travel position regulating guide and the nozzle.

[Brief description of the drawings]

FIG. 1 is a schematic view showing one embodiment of a configuration of a yarn manufacturing apparatus provided with a yarn processing apparatus of the present invention.

FIG. 2 is a schematic front view showing one embodiment of the configuration of the yarn processing apparatus of the present invention.

FIG. 3 is a schematic side view of FIG. 2;

FIG. 4 is a view taken in the direction of an arrow II in FIG. 2;

FIG. 5 is a view taken in the direction of arrows II-II in FIG. 2;

FIG. 6 is an enlarged view showing details of an opening in FIG. 5;

FIG. 7 is a schematic view showing one embodiment of a configuration of a conventional yarn manufacturing apparatus.

[Explanation of symbols]

Reference Signs List 5 yarn processing device 6 upper guide 7 interlace processing means 8 lower guide 9 yarn hooking auxiliary means 12, 12-1, 12-2, 12-3, 12-4, 17, 17-
1, 17-2, 17-3, 17-4 Guide 13 Guide member 14 Operation rod 15 Handle 16 Slider 18 Box 19 Box body 20 Lid member 21, 21-1, 21-2, 21-3, 21-4 , Interlace nozzle 22, 23 guide plate 24, 25 bearing 26 shaft body 27, 28 arm 29 connecting plate 30 plate 32 collar 33 screw 35 machine frame 20a-1, 20a-2, 20a-3, 20a-4, 21a- 1,
21a-2, 21a-3, 21a-4, 22a-1, 22a-2,
22a-3, 22a-4, 23a-1, 23a-2, 23a-3,
23a-4 slit

Claims (2)

[Claims] 1. A plurality of upper thread guides installed at predetermined intervals in a horizontal direction, and moved to a threading operation position and a thread distribution position at positions corresponding to the upper thread guides and having a predetermined interval in a vertical direction. A lower yarn guide provided so as to be capable of being interleaved with a plurality of interlacing nozzles for interlacing each running yarn in a box, and interlacing means provided between the upper yarn guide and the lower yarn guide. The interlace processing means is provided with a slit through which each running yarn can be inserted into the interlace processing nozzle portion, and an interlace nozzle is provided between the interlace processing means and the lower yarn guide. Guide position so that the running yarn does not contact the interlace processing means before the yarn hooking operation , Yarn processing apparatus characterized in that a yarn hooking assisting means movable in a position not in contact with the running yarn after the yarn threading operation 2. The yarn processing apparatus according to claim 1, wherein a guide plate having a slit for guiding yarn is mounted on at least an upper surface of the interlace processing means.