JPH09263364A - Yarn processing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suck and thread finished yarn to a yarn guide member surely and quickly by letting the yarn sucking port of a suction means approach to a carrying member, when the finished yarn carried by the carrying member is sucked. SOLUTION: A yarn guide member 2 is arranged between a yarn working machine in which a carrying member 1 carrying finished yarn (y) is arranged and an automatic winder W. The yarn guide member 2 is provided with a suction means 2d, 4 for sucking the finished yarn carried by the carrying member 1, and the yarn sucking port 2g of the suction means 2d, 4 can be approached and separated against the carrying member 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention directly connects a yarn processing machine for producing processed yarns such as bulky processed yarns and bulky yarns to an automatic winder, omits the intermediate winding step, and produces them with a yarn processing machine. The present invention relates to a yarn processing system in which the processed processed yarn is directly wound by an automatic winder.

[0002]

2. Description of the Related Art Conventionally, a yarn guide member such as a guide pipe having a suction means is arranged between a conveying member such as a belt with a claw for conveying a processed yarn produced by a yarn processing machine and an automatic winder, A thread processing system in which a thread processing machine and an automatic winder are directly connected to each other is to insert the processed thread conveyed by the conveying member into the thread guide member by using the suction force of the suction means and to guide it to the automatic winder. Are known.

Further, there is known a yarn processing system in which a catching member having a mesh for catching the processed yarn threaded through the yarn guiding member is arranged near the outlet of the yarn guiding member on the automatic winder side. .

[0004]

In the yarn processing system in which the above-described conventional yarn processing machine and the automatic winder are directly connected, the suction means for sucking the processed yarn on the conveying member and inserting it into the yarn guiding member is provided. Since it is fixed at a fixed position near the end of the conveying member, during the threading operation of the processed yarn into the yarn guide member, the suction means cannot suck the processed yarn being conveyed, There is a problem that the processed yarn is caught in the pulley of the conveying member, or when the conveying member is a belt with a claw, the processed yarn is conveyed while being caught by the claw and entangled in the pulley of the conveying member. It was

Further, when the catching member has a mesh for catching the processed yarn, floating cotton or fluff of the processed yarn adheres to the mesh, causing clogging of the mesh, There is a problem that a mistake in catching the machined thread that has been threaded through the thread guide member is caused, and in order to prevent such a catch mistake, the mesh has to be cleaned regularly.

An object of the present invention is to solve the problems of the conventional thread processing system as described above and to provide a thread processing system with improved work efficiency such as threading work.

[0007]

In order to achieve the above-mentioned object, the present invention is, firstly, to provide a yarn between a yarn processing machine provided with a conveying member for conveying the processed yarn and an automatic winder. A guide member is provided, the yarn guide member is provided with suction means for sucking the processed yarn conveyed by the conveying member, and the yarn suction port of the sucking means can approach and separate from the conveying member. Secondly, when the processed yarn conveyed by the conveying member is sucked, the yarn suction port of the suction means is brought close to the conveying member, and after the processed yarn is sucked. Is to separate the yarn suction port of the suction means from the conveying member, and thirdly, to separate the yarn suction port of the suction means from the conveying member by 500 mm or more in the height direction. Fourthly, at the outlet of the thread guide member, A catching member for catching the processed yarn sucked by the yarn guiding member is provided for joining the yarn end of the winding package of the automatic winder, and the catching member is composed of a suction box and a shutter cutter. It was done.

[0008]

EXAMPLE An example of the present invention will be described below with reference to FIG. 1 which is a side view of a yarn processing system of the present invention and FIG. 2 which is a front view of a catching member arranged in the yarn processing system of the present invention. However, the present invention is not limited to this embodiment as long as the gist of the present invention is not exceeded.

Reference numeral 1 denotes a conveying member for placing and conveying the processed yarn y arranged in a yarn processing machine (not shown), and the conveying member is a belt 1b to which a large number of claws 1a are attached.
And a pulley 1c around which the belt 1b is hung. The claw 1a attached to the belt 1b ensures the conveyance of the processed yarn y, and at the time of processing such as spraying heated steam onto the yarn y in the yarn processing machine, the yarn y is moved to the belt 1b.
It has a function of holding the processed yarn y so as not to come off from b. Specifically, the claw 1a is composed of a vertical portion that stands upright at the belt 1b, and a horizontal portion that is provided at the tip of the vertical portion so as to extend in the belt conveying direction. The processed yarn y is placed on the transport member 1 in a zigzag-folded state, and the processed yarn y in the zigzag-folded state is zigzaged as the winding operation by the automatic winder W is performed. The sheet is pulled out from the transport member 1 while being stretched from the state.

Reference numeral 2 denotes a pipe-shaped thread guide member. The thread guide member 2 is extended to a lower portion of the automatic winder W through a horizontal portion 2a arranged below the passage P, and an outlet portion 2b thereof. Is directed toward the winding portion including the drive roller w1 and the cradle arm w2 of the automatic winder W. The yarn guide member 2 has a vertical portion 2c extending upward from the horizontal portion 2a on the conveying member 1 side.
An air injection pipe 3 for generating an air flow toward the outlet portion 2b is arranged in the vertical portion 2c, and an injection nozzle 3a of the air injection pipe 3 is located in the yarn guide member 2.

Reference numeral 2d is a suction pipe connected to the upper end of the vertical portion 2c through an appropriate rotary joint 2e,
A piston rod 4a of an air cylinder (suction pipe moving means) 4 arranged on a support frame 2f attached to a machine base or a vertical portion 2c is pivotally supported on the suction pipe 2d. Therefore, by operating the air cylinder 4 and advancing or retracting the piston rod 4a, the suction pipe 2d is moved to a substantially vertical position indicated by a chain double-dashed line in FIG. 1 and a substantially horizontal position indicated by a solid line. It is configured to be able to pivot between positions. When the suction pipe 2d is in a substantially horizontal position, the yarn suction port 2g of the suction pipe 2d approaches the conveying member 1, while the suction pipe 2d
Is in a substantially vertical position, the thread suction port 2 of the suction pipe 2d
g is separated from the conveying member 1 by 500 mm or more in the height direction. The rotatable suction pipe 2d as described above
And the air cylinder 4 as the suction pipe moving means constitute suction means for sucking the processed yarn y from the conveying member 1.

Reference numeral w3 is a known yarn splicing device provided in the automatic winder W, and w4 is a catching device which will come out from the outlet portion 2b of the yarn guiding member 2 and will be described later and disposed above the outlet portion 2b. The lower thread suction / holding member w4 is a lower thread suction / holding member for pulling up the processed thread y ′ captured by the member 5 and suction-holding the processed thread y ′. After sucking and holding, the yarn guide member 2 is rotated upward as indicated by a chain double-dashed line in FIG.
The textured yarn y ′ that has come out of the above is inserted into the yarn splicing device w3.

The w5 pulls out the yarn breakage yarn end y "wound in the winding package w6 supported by the cradle arm w2 and sucks and holds it, and then rotates downward as indicated by the chain double-dashed line. Moves and the thread breaks, thread end y "
Is a winding yarn suction holding member for inserting the yarn into the yarn splicing device w3. Then, the processed yarn y ′ that has come out from the outlet portion 2b of the yarn guide member 2 and the yarn breakage yarn end y ″ that has been pulled out from the package w6 are respectively rotated upward and the wound yarn of the lower yarn suction holding member w4. By rotating the suction holding member w5 downward, the suction holding member w5 is inserted into the yarn joining device w3, and then the yarn joining is performed by a known operation.

A catching member 5 for catching the processed yarn y'threaded through the yarn guiding member 2 and discharged from the outlet 2b.
Is arranged above the outlet portion 2b of the yarn guide member 2. The trapping member 5 is a suction box 5 to which a suction pipe 5a connected to a suction air supply source (not shown) is connected.
b. The front end surface 5b 'of the suction box 5b is opened, and the opening is directed obliquely downward.

Reference numeral 6 denotes a shutter cutter which constitutes the trapping member 5 and is provided in the middle of the suction pipe 5a, and is composed of a rotary blade 6a, a fixed blade 6b and the like which will be described below. Reference numeral 6c denotes a rotary frame pivotally supported by a shaft 5c attached to the upper portion of the suction box 5b, and the rotary frame 6c has a rotary blade 6a which can be rotated so as to traverse the suction pipe 5a. Has been attached. The fixed blade 6b is attached to the shaft 5c. In addition, 6d is an operating rod whose one end is pivotally supported by the rotating frame 6c, and is configured to be movable in the left-right direction in FIG. 2 by an appropriate actuator (not shown). . Therefore, the operating rod 6
The rotary blade 6a can be rotated by moving d in the left-right direction and rotating the rotary frame 6c clockwise or counterclockwise about the shaft 5c.

When the rotary blade 6a is in the position (non-operating position) shown by the solid line in FIG. 2, the suction pipe 5a is in the communicating state and the suction force acts on the suction box 5b.
When the rotating blade 6a is rotated from the non-operating position to the position (operating position) indicated by the chain double-dashed line in FIG. 2, the rotating blade 6a and the fixed blade 6 are
The processed yarn y overlapped with b and sucked by the suction pipe 5a is cut by the rotary blade 6a and the fixed blade 6b. Further, the rotary blade 6a blocks the passage of the suction pipe 5a, so that the suction force does not act on the suction box 5b.

Next, the operation of the yarn processing system having the above structure will be described.

The processed yarn y produced by the yarn processing machine is placed on the belt 1b of the conveying member 1 moving in the direction of the yarn guide member 2 at a predetermined speed. The processed yarn y placed on the belt 1b is always the yarn suction port 2 of the suction pipe 2d in the substantially vertical position indicated by the chain double-dashed line in FIG.
The automatic winder W is introduced into the thread guide member 2 from g.
Winding package w6 supplied to the cradle arm w2, supported by the cradle arm w2, and rotated by the drive roller w1.
It is wound up.

When the processed yarn y does not exist in the yarn guide member 2 due to thread breakage or the like, a threading operation to the yarn guide member 2 is performed. This threading operation will be described.

First, the air cylinder 4 is operated to retract the piston rod 4a, and the suction pipe 2d in a substantially vertical state is rotated downward, as shown by the solid line in FIG. The yarn suction port 2g of the suction pipe 2d is brought close to the transport member 1. Before or after such downward rotation of the suction pipe 2d, or during the rotational work, air is jetted from the jet nozzle 3a of the air jet pipe 3 to the inside of the yarn guide member 2 and the outlet portion. Generates an air flow in the 2b direction. Due to the generation of the air flow in the yarn guide member 2 toward the outlet portion 2b, a suction air flow is generated in the vicinity of the yarn suction port 2g of the suction pipe 2d. Accordingly, the processed yarn y is sucked by the suction pipe 2d that is close to the processed yarn y placed on the belt 1b of the conveying member 1, and the yarn is guided through the yarn guiding member 2.

As described above, after the processed yarn y is sucked by the suction pipe 2d of the yarn guide member 2, the air cylinder 4 is operated and the piston rod 4a is advanced.
The suction pipe 2d is rotated to a normal substantially vertical position as indicated by the chain double-dashed line in FIG.

The processed yarn y'out of the outlet portion 2b of the yarn guiding member 2 is sucked by the suction box 5b of the catching member 5 described above and is rotated counterclockwise in FIG. 2 via the operating rod 6d. The rotating blade 6 attached to the rotating frame 6c to be moved
It is cut by a and the fixed blade 6b. Cut yarn y
The cut end is passed through the suction pipe 5a and stored in a dust box (not shown). On the other hand, the processed yarn y threaded through the yarn guide member 2 and connected to the yarn processing machine is
Since the suction pipe 5a is closed by the rotating blade 6a,
As shown by the solid line in FIG. 1, the leading end of the lower thread suction holding member w4 is rotated downward to the vicinity of the catching member 5.
Is held by suction. After that, as described above, the processed yarn y ′ sucked and held by the lower yarn suction holding member w4 and the winding yarn suction holding member w that is wound into the winding package w6.
The yarn breakage yarn end y ″ suction-held in 5 is inserted into the yarn joining device w3 to perform the yarn joining. Thus, by performing the yarn passing through the yarn guiding member 2 and the yarn joining, the normal automatic winder W The winding of the processed yarn y will be restarted.

In the present invention, as described above, when sucking the processed yarn y which is placed on the belt 1b of the conveying member 1 and is being conveyed, the suction pipe 2d is in a substantially vertical position.
Is rotated downwards, and the thread suction port 2g of the suction pipe 2d
To the processed yarn y placed on the belt 1b of the conveying member 1.
Because it was made to approach to, surely and quickly,
The processed yarn y can be sucked and threaded through the yarn guide member 2.

After the processed yarn y is sucked by the suction pipe 2d, the suction pipe 2d is rotated to a normal substantially vertical position so that the processed yarn y sucked by the suction pipe 2d is
Since it is configured to be separated upward from the transport member 1, the processed yarn y is reliably separated from the transport member 1. Therefore, it is possible to prevent the processed yarn y from being caught in the pulley 1c of the transport member 1 or caught in the claw 1a of the belt 1b.

Furthermore, since the trapping member 5 is constituted by the suction pipe 5a, the suction box 5b, and the shutter cutter 6 including the rotary blade 6a and the fixed blade 6b, the mesh is clogged with cotton wool, etc. There is no chance of catching mistakes, and the maintenance work such as cleaning the mesh is also reduced.

In the above-mentioned embodiment, the horizontal portion 2a of the yarn guide member 2 is arranged below the passage P, but it may be arranged above the passage P.

[0027]

Since the present invention is configured as described above, it has the following effects.

When the processed yarn being conveyed by the conveying member is sucked, the yarn suction port of the suction means is made to approach the conveying member, so that the processed yarn can be sucked in reliably and quickly. It is possible to thread the guide member.

After the processed yarn is sucked, the yarn suction port of the suction means is moved away from the conveying member, so that
It is possible to prevent troubles such that the processed yarn is separated from the conveying member, and thus the processed yarn is caught in the pulley or the like of the conveying member.

Since the trapping member is composed of a suction box, a shutter cutter, etc. and the use of the mesh is abolished, there is no possibility that the mesh is clogged with cotton wool or the like as in the conventional case and a trapping error is caused. Maintenance work such as cleaning will be reduced.

[Brief description of drawings]

FIG. 1 is a side view of a yarn processing system of the present invention.

FIG. 2 is a front view of a catching member arranged in the yarn processing system of the present invention.

[Explanation of symbols]

 W: Automatic winder w3: Thread splicing device w4: Lower thread suction / holding member w5: Winding thread suction / holding member 1.・ ・ ・ Conveying member 2 ・ ・ ・ ・ ・ ・ ・ ・ Yarn guide member 2d ・ ・ ・ ・ ・ ・ Suction pipe 3 ・ ・ ・ ・ ・ ・ Air injection pipe 4 ・ ・ ・ ・ ・ ・ Air cylinder 5 ・ ・ ・.... Capturing member 6 ...- Shutter cutter

Claims (4)

[Claims] 1. A yarn guide member is arranged between a yarn processing machine having a conveying member for conveying the processed yarn and an automatic winder,
The yarn guiding member is provided with suction means for sucking the processed yarn conveyed by the conveying member, and the yarn suction port of the suction means can be moved toward and away from the conveying member. Yarn processing system. 2. When the processed yarn conveyed by the conveying member is sucked, the yarn suction port of the suction means is brought closer to the conveying member, and after the processed yarn is sucked, the suction means of the suction means is moved. The yarn processing system according to claim 1, wherein the yarn suction port is separated from the conveying member. 3. The yarn processing system according to claim 2, wherein the yarn suction port of the suction means is separated from the conveying member by 500 mm or more in the height direction. 4. A catching member for catching the processed yarn sucked by the yarn guide member for joining the yarn end of the winding package of the automatic winder at the outlet of the yarn guide member. The yarn processing system according to claim 1 or 2, wherein the catching member is provided with a suction box and a shutter cutter.