JPS60112570A - Manufacture of string package - Google Patents

Abstract

PURPOSE:To form a proper string stop section by contacting a scratch hand against the string group at the string stop section then suction holding the collected string group by means of a string suction tool thereafter separating the string from the bobbin end. CONSTITUTION:String suction tool 3, scratch hands 5a, 5b and string catchers 7a, 7b are provided at the tip of arm 1 of robot system 2 to contact said hands 5a, 5b against the string group at the dense string stop section 15 and to scratch the string group by means of said hands 5a, 5b then suck by means of string suction tool 3 thus to separate the string from said section 15. Consequently, mass-correction of string package 13 to be formed with dense string stop section 15 can be performed mechanically and automatically by means of a high speed winder resulting in formation of proper string stop section.

Description

[Detailed description of the invention] (A) Technical field of the present invention The present invention relates to a method for manufacturing a yarn package.

(B) Prior art and its problems It is widely practiced to continuously wind yarn onto a bobbin using a yarn winder to form a yarn package. In this method, a bobbin is used which has a thread fastening part, for example, a V-notch formed on the surface of the bobbin, for catching the winding start part of the thread on the bobbin.
Wind the thread 1. After guiding the yarn to the position of this yarn fixing part for a predetermined period of time to ensure that the yarn is caught on the bobbin, the yarn is moved to this part and attached to the bobbin in order to form the yarn package body winding part. On the other hand, the yarn is traversed at a predetermined traverse interval and then wound onto 9 bobbins.

Yarn fastening part and yarn pack formed in the thread fastening part with
- A method of manufacturing a yarn package has been widely used in which a tail winding portion is formed between the tail winding portion and the tail winding portion while the yarn is moved from the former to the latter.

However, recently a so-called high-speed winder has been developed in which the bobbin rotation speed of the nine-yarn winder is extremely high.

As the high-speed performance has been gradually increased, the formation of the yarn fastening winding section using the conventional yarn winding machine.

Users of the yarn package have raised the issue that the amount of yarn wound around the yarn securing winding section is extremely large, resulting in the formation of an overcrowded yarn securing winding section, and that it is extremely difficult to take out nine tails. This is where a problem that needed to be solved arose in the era of high-speed winders.

(C) Purpose of the Invention An object of the present invention is to provide a method for manufacturing a yarn package that solves the problems of the yarn package having the above-mentioned overcrowded yarn fixing winding portion.

(D) Structure of the present invention The present invention consists of the following structure in order to achieve the above object.

(b) The bobbin end has a thread fastening part where the thread is tightly wound by a winding machine, followed by a tail winding part, and further followed by a tail winding part. a step of attaching a tail tape to the tail winding portion of the yarn package in which the yarn package main body winding portion is formed;

(b) A yarn suction tool for sucking the yarn is provided near the end of the bobbin on the side having the yarn fixing winding section.

Following the step (a), a pulling hand is brought into contact with the yarn group of the yarn fixing and winding section, and the hand is moved in the axial direction of the bobbin toward the end of the bobbin.

The yarn group that has been scraped off and separated from the bobbin end is taken up by the yarn suction tool, and is led out from the tail tape,
forming a thread path that is suctioned and held by the thread suction tool;

(c) Following the step (b), the yarn suction tool is twisted while maintaining the suction and holding state of the yarn, moved a desired distance away from the vicinity of the bobbin end, and then stopped for 9 seconds.

B) Following the step (c) above, a yarn gripping tool is brought into contact with the yarn continuing from the tail tape to the yarn suction tool to grip the yarn, and then the yarn gripping tool A method for manufacturing a thread/kugeage comprising the steps of further separating the thread from the end of the bobbin and cutting the nine threads at or near the end of the tail tape portion by this operation.

(1η) Example of the present invention Next, the present invention will be further explained using one embodiment thereof with reference to the drawings.

FIG. 1 shows a robot device 2 capable of carrying out the method according to the present invention, a yarn suction device 3 attached to the tip of the arm 1, and devices located on both sides of the yarn suction device 3. a support shaft 4a supported at the tip of the arm 1, respectively;
The pulling hands 5a, 5b are movably supported in the horizontal direction by the robot device 2 and are horizontally movably supported by the robot device 2. At the tips of the support shafts 4a and 4b,
Yarn gripper support arms 6a, 6b are supported swingably about the axes of the support shafts 4a, 4b, and are swing-controlled by the robot device 2.

It is attached to the tips of the thread gripping device support arms 6a and 6b, and is supported so as to be movable in the horizontal direction.
a thread gripper 7a whose movement is controlled in the horizontal direction by
71), and a suction hose (not shown) connected to the lower end 3a of the yarn suction tool B.

an air suction source (not shown) to which the suction hose is coupled;
A yarn separating and collecting device (not shown) that separates the air present in the suction hose from the yarn and captures the yarn on the side of the suction device 6 from the air suction source, and a tail tape 8 (see FIG. 3) at the tip. ), and a tape sticking means 10 that moves in and out toward the bobbin 9, and a bobbin gripping means 11 that is movably positioned above the yarn suction tool 3 and that grips the bobbin 9 in a detachable manner. There is.

There is a thread 1 on the bobbin 9 near this device 100.
The yarn is wound onto a bobbin by a pander on which a yarn package 16 wound into a drum shape is placed on a square end.
Tail winding section 16. In addition, the yarn package main body winding section 17
A yarn package 13 having a yarn package 13 having a thread structure and a thread package 13 (not shown) having a dense yarn anchoring portion and manufactured by carrying out the present invention described below are placed.

Next, the operation of this device 100 will be explained.

The bobbin gripping means 11 is moved to the package storage section 14 by a moving mechanism (not shown).

It descends from above, grips the yarn package 13 having the overcrowded yarn fixing winding portion 15, rises, moves in the lateral direction, and stops above where the yarn suction device 6 is located.

In this state, the tape binding means 10 is activated, and the tail tape 8 held at its tip is brought into contact with the tail winding portion 16 of the bobbin 9, and then separated, thereby The tail tape 8 is automatically attached to the tail winding part 16 (this state is
(shown in figure). Then, by the operation of the robot 2.

As shown in FIG. 2, a thread gripper support arm 6a.

6b is tilted down from its upward position, the arm 1 is raised, and when the upper end of the suction tip of the yarn suction tool 6 is located near the lower end of the bobbin 9, it is stopped, and in this state, the robot Due to the operation of device 2,
Pulling hand 5a.

5b is moved from both sides of 9 to the bobbin 9 side, and the pulling hand 5
The tips of the claws a and 5b are stopped in contact with the bobbin 9. At this time, the ■notch on the bobbin is 1180 on the circumference.
When the number of scratching hands is more than 0.0°, it is desirable to provide two to four pulling hands (this state is shown in FIG. 4).

Next, the arm 1 is lowered by the operation of the robot device 2, and the overcrowded yarn fixing winding section 15 is moved.

The yarn group that has been scraped off by the pulling hands 5a, 5b and separated from the end of the bobbin 9 is removed by suction by the yarn suction device filter in the suction state, and is fixed by the tail tape 8. A thread path is formed which is guided out from the thread and held in a suction state by the thread suction tool B.Next, by the operation of the robot device 2, the thread gripping tool support arms 6a and 6b are moved upward. The yarn gripping tools 7a, 7
The tips of b are moved toward the yarn path, and each tip is stopped by sandwiching and abutting the thread 12 forming the yarn path.

The pulling hands 5a, 5b are moved outward and returned to the open state (this state is shown in FIG. 5).

Next, while this state is maintained, the arm 1 is lowered by the operation of the robot device 2, and the thread 1 is lowered.
2 is cut between the yarn gripping part by the yarn gripping tools 7a, 7b and the yarn fixing part by the tail tape 8, and then the yarn 12 is held by the yarn gripping tools 7a, 7b. is released.

The yarn 12 is suctioned and removed by a yarn suction tool B.

The bobbin gripping means 11 grips a yarn package 13a that does not have an overcrowded yarn fixing winding part, and the yarn package 13a is packaged as a yarn package for shipping by moving the bobbin gripping means 11. The bobbin is returned to the storage section 14, detached from the bobbin gripping means 11, and placed on the bobbin.

As mentioned above in 1. 1 downward movement of yarn suction device 3.

Horizontal movement of the pulling hand, yarn gripping arm 6a.

6b and the horizontal movement of the thread grippers 7a and 7b.
Since various robot devices 2 that detect positions or perform detection according to time schedules are currently known, detailed explanations of their mechanisms and controls will be omitted here. Further, since the mechanism for gripping and releasing the bobbin of the bobbin gripping means 11 and the means for automatically doing this are elemental means often used in the textile industry, a detailed explanation thereof will be omitted here. Furthermore, the tail tape 8 itself as well as its automatic application means 10
is also well known in the textile industry and labeling equipment industry, so a detailed explanation is omitted here.

(F) Effects of the Present Invention Since the present invention has the configuration described above, it is possible to automatically correct yarn packages that are knitted due to the formation of overcrowded yarn binding portions in a high-speed winder. In general, high speed winders can be used in large quantities.

Although it had been developed, the problem of the overcrowded thread attachment area, which had begun to cause significant problems in its practical application, was solved all at once, making it possible to promote the production and practical application of thread packages using high-speed winders. This has the remarkable effect that it has become more effective.

[Brief explanation of drawings]

FIG. 1 is an overall schematic diagram of an embodiment of an apparatus for carrying out the method according to the present invention, and FIG.
-Tl view, FIG. 3.4.5 is an operating state diagram of the device shown in FIG. 1, showing the movement of the main elements of the device in several stages. 100: Device 1: Arm 2: Robot device 3: Yarn suction tools 4a, 4b: Support shafts 5a, 5b: Pulling hands 6a, 6b: Yarn loquat holder support arms 7a, 7b: Yarn loquat holder 8 : Tail tape 9: Bobbin 10: Tape sticking means 11: Bobbin gripping means 12: Yarn 13: Yarn package 14: Pan cage storage section 15:
Overcrowded yarn fastening winding section 16: Tail winding section 17: Yarn package main body winding section Patent applicant Toshi Co., Ltd. - Company Figure 1 Figure 2 2nd line: 1t゛q+ Figures N and 71 Procedures Futai Niyama Showa 5th child, 12 u 5 e 1h Permissions Office Attorney Kazuo Wakasugi 2. Name of the invention Method for manufacturing yarn packages 3. Relationship with the person making the amendment! Patent ¥ [Application Person Place 2-2-4 Nihonbashi Muromachi, Chuo-ku, Tokyo, Iq. Date of amendment order Voluntary action 5. Number of inventions increased by amendment None 6. ``Claims column'' and ``Details of the invention'' of the specification subject to amendment ``Explanation'' column in the specification (1) Claims column is amended and covered as shown in the attached sheet. (2) Page 5, lines 7 to 10 [For the yarn...
...This operation deletes ". Attachment [Claim (a) A winding machine has a yarn fixing part where the yarn is tightly wound around the yarn fixing part at the end of the bobbin, and then a tail winding part. and (b) the side having the yarn fixing winding part. A yarn suction device for suctioning the yarn is provided near the end of the bobbin, and following the step (a), a pulling hand is brought into contact with the yarn group of the yarn fixing winding section. , the hand is moved toward the bobbin end in the bobbin axial direction, the yarn ICY that has been hooked and separated from the bobbin end is taken up by the yarn suction tool, and the yarn ICY is drawn out from the tail tape and removed from the yarn suction device. forming a thread path to be suctioned and held by a suction tool; a step of moving a desired distance away from the vicinity and then stopping;

Claims (1)

[Scope of Claims] (a) The bobbin has a thread fastening part where the thread is tightly wound around the thread fastening part at the end of the bobbin by a winding machine, and a tail winding part follows this. Then, following this, there is a step 2 of attaching a tail tape to the tail winding portion of [) 1] of the yarn package in which the yarn package main body winding portion is formed. (b) The yarn package A yarn suction device for suctioning the yarn is provided near the end of the bobbin on the side having the thread fixing winding part. A pulling hand is brought into contact with one group of yarns, and the hand is moved in the direction of the bobbin axis toward the end of the bobbin. , derived from the tail tape,
A step of completely forming a thread path to be suctioned and held by the thread suction tool. (c) Following the step (b) above, the thread suction device is moved a desired distance away from the vicinity of the bobbin end while maintaining the suction and holding state of all the threads, and then stopped. B) Following the step (c) above, a yarn gripping tool is brought into contact with the yarn continuing from the tail tape to the yarn suction tool to grip the yarn, and then the yarn gripping tool A method for manufacturing a yarn package comprising the steps of further separating the yarn from the end of the bobbin, and causing the yarn to be cut at or near the end of the tail tape portion due to this operation.