JP3311769B2 - Tape winding machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape winding machine for winding a magnetic tape or the like on a reel.

[0002]

2. Description of the Related Art Conventionally, a tape winding machine of this kind cuts a central portion of a leader tape after clamping a pair of reels with a leader tape, and rolls a raw material (rolls a long magnetic tape on one side of the leader tape). A series of connecting the magnetic tape pulled out from the tape, cutting the magnetic tape after winding the magnetic tape by a certain length, and connecting the end of the magnetic tape and the other of the leader tape. The work was performed in one place.

[0003]

With the above-described conventional structure, the only time required to shorten the winding operation time for one winding including the joining operation between the leader tape and the magnetic tape is to increase the winding speed. However, when the winding speed is increased, excessive force is applied to the magnetic tape and it becomes defective.
There is a limit to the increase in the winding speed. For this reason, there was a problem that it was difficult to shorten the winding operation time.

In view of the above, it is an object of the present invention to provide a tape winding machine capable of shortening a winding operation time without adversely affecting a main tape such as a magnetic tape to be wound.

[0005]

In order to achieve the above object, a tape winding machine according to the present invention cuts a leader tape previously clamped on a pair of reels, and attaches a main tape to a cut end of one of the leader tapes. After the main tape has been wound, the main tape is cut, and the cut end of the main tape is joined to the cut end of the other leader tape.
Stop at position, leader tape joining position and discharge position sequentially
Intermittent rotary table and each stop of the intermittent rotary table
Provided on the intermittent rotary table corresponding to the position.
And a reel holding mechanism having a pair of reel receivers
And a cutter for cutting the main tape pulled out from the original tape and the leader tape preliminarily clamped to the pair of reels mounted on the pair of reel holders at the main tape winding position , and a tip of the main tape. And a second tape splicing device for joining the rear end of the main tape and the cut end of the other leader tape at the leader tape joining position. Bei the example, said Li
In the roller feeding position, the one clamped with the leader tape
The pair of reels is connected to the pair of reel receiving portions of the reel holding mechanism.
The main tape is fitted to
Pair and the connection of the leader tape has been completed.
The reel is ejected.

[0006]

In the tape winding machine of the present invention, by using the intermittent rotary table, a reel supply position, a position for winding a main tape such as a magnetic tape, a main tape after winding the main tape and a leader. The position for joining with the tape and the discharge position are set to different positions, thereby shortening the winding operation time.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a tape winding machine according to the present invention will be described below with reference to the drawings.

1 to 4, reference numeral 1 denotes an intermittent rotary table which rotates intermittently, and includes four stop positions P ₁ , P ₂ ,
P _3, has a P _4, respectively corresponding to each stop position the reel holding mechanism 2 P ₁ to P ₄ having a pair of reels cradle 3A, 3B and a pair of tape adsorption plate 4A, and 4B Is provided. Here, 4A is a supply side tape suction plate,
Reference numeral 4B denotes a take-up side tape suction plate, which has a function of sucking and holding the tape by vacuum suction, and is provided on slide tables 5A and 5B slidably provided on the intermittent rotary table 1 so as to be able to move back and forth. Installed.

The two reels 10 which are clamped (connected to each other) with a leader tape 11 are sequentially supplied to the reel holding mechanism 2 on the reel supply position P ₁ of the rotary table 1. That is, the supplied reels 10 are mounted on the reel receiving tables 3A and 3B, respectively, and the leader tape 11 is sucked and held by the tape suction plates 4A and 4B.

On the other hand, reference numeral 15 denotes a rotary shaft of a source motor rotating drive servomotor, around which a long magnetic tape 16 is wound in a roll to form a source material 17. As shown in FIG. 3, the initial portion of the magnetic tape 16 pulled out from the web 17 (the outer peripheral portion of the web and to which the scratches and dirt are likely to adhere) is a large number of tape guide rollers 20 and a pair of tapes. The material is discharged by the rotation shaft of the motor 19 for removing the outer periphery of the raw material via the suction plates 18A and 18B. The tape suction plates 18A and 18B also have a function of sucking and holding the magnetic tape 16 by vacuum suction.

A magnetic tape holding and sucking plate 21 and a raw material exchanging tape cutter 22 are arranged at the base of a magnetic tape drawing-out path from the raw material 17. The supplied magnetic tape 16 is suction-held and cut by a material-replacement tape cutter 22 so that the material can be replaced.

A magnetic tape cleaner 25 and a tape length and speed measuring / detecting device 23 are further provided on a path for feeding the magnetic tape 16 from the raw material 17. The rotation shaft 15 of the original fabric rotation drive servomotor is rotated at a rotation speed corresponding to the magnetic tape speed detection signal of the tape length and speed measurement and detection device 23 (to prevent the magnetic tape 16 from being slackened or excessive tension being applied). The magnetic tape 16 is fed out at an appropriate speed, and stopped by a detection signal of the device 23 indicating that the magnetic tape feeding amount has reached a certain length.
One of the tape guide rollers 20 is attached to the tip of a tension arm 24, and a predetermined tension is applied to the magnetic tape 16 unwound from the web 17 by pulling the tension arm 24 with a spring. It has become.

[0013] leader tape and magnetic tape cutter 30 and the first tape splice device 31 in correspondence with the magnetic tape winding position P ₂ is arranged. That is, they are arranged in the fixed base side of the table around which faces the position P ₂ of the turntable 1. Further, a reel cradle 3A arriving at the position P ₂ has a winding take functional magnetic tape 16 is connected to the rotation shaft 35 of the servo motor for tape winding.

The second tape splicing device 3 faces the leader tape joining position P ₃ after the magnetic tape has been wound.
2 is arranged on the fixed base side around the table.

As shown in FIG. 5, the first and second tape splicing devices 31 and 32 include a splicing tape (adhesive tape having a predetermined length) 3
3 is a leader tape 11 sucked and held by the vacuum suction or the like by vacuum suction or the like, and sucked and held by the tape suction plates 4A and 4B.
The pressure-sensitive adhesive surface of the splicing tape 33 is pressed against the connection between the magnetic tape and the magnetic tape 16 to connect the magnetic tape and the leader tape to each other. In FIG. 5, the same parts as those in FIG. 1 are denoted by the same reference numerals.

The position P ₄ of the intermittent rotary table 1 is a discharge position for taking out a pair of reels 10 after winding of the magnetic tape and joining of the end of the magnetic tape to the leader tape are completed.

Next, the overall operation of the above embodiment will be described.
First, in the reel feed position P ₁ on the intermittently rotating table 1, as shown in FIG. 2, the leader tape 1 a pair of reels 10
The reel clamped in step 1 is mounted on the reel holding mechanism 2. That is, the reels 1A and 3B
0, and the leader tape 11 is attached to the tape suction plate 4A,
Pass through the front of 4B.

[0018] Then, rotating intermittently rotating table 1 is rapidly 90 degrees as shown in FIG. 2, when conveying the pair of reels 10 on the magnetic tape winding position P _2, by advancing the leader tape and magnetic tape cutter 30 is Tape suction plate 4A,
The central part of the leader tape 11 held by suction at 4B is cut. At this time, the leading end of the magnetic tape 16 from the web 17 is suction-held at the tape suction plate 18B.

When the raw material 17 is new, the outermost magnetic tape portion must be discarded because there is a possibility that scratches or dirt may be present. For this reason, as shown in FIG. 3, the tape suction plates 18A and 18B move to the positions of the tape suction plates 4A and 4B (the suction plates 4A and 4B move toward the center of the table), and the new raw material 17 The leading end of the magnetic tape 16 pulled out and held by the tape suction plate 18B and the magnetic tape 16A for discarding the previously used raw material held by the tape suction plate 18A
To the end of the suction plate 1 by attaching a splicing tape using a first tape splicing device 31.
8A and 18B are released, a magnetic tape is wrapped around the rotation shaft of the motor 17 for discarding the outer periphery of the web, and the motor 19 for discarding the outer periphery of the web is rotated. The outer peripheral magnetic tape 16 is discharged.
Then, after the ejection of the outermost magnetic tape 16 is confirmed by the tape length and speed measuring and detecting device 23, the leader tape and the magnetic tape cutter 30 advance, and the magnetic tape 1
Cut 6

Thereafter, as shown in FIG. 4, the tape suction plate 18A is lowered to the position outside the intermittent rotary table 1, and the tape suction plate 4A returns to the original position (the suction plate 18B sucks the cut end of the magnetic tape 16). Hold and stay on the intermittent rotary table.). In this state, the splicing tape 33 having a predetermined length is crimped by the first tape splicing device 31 as described with reference to FIG. 5, and one cut end of the cut leader tape 11 is connected to the tip of the magnetic tape 16. I do. Then, the reel cradle 3A at the position P ₂
Is connected to a rotation shaft 35 of a tape winding servomotor to wind up the magnetic tape 16. In this case, the tape winding speed is detected by the tape length and speed measuring and detecting device 23 and transmitted to the original fabric rotation driving servomotor, and its rotation shaft 15 is also rotationally controlled, so that the winding operation can be smoothly performed. Will be

[0021] Then, as shown in FIG. 1, the magnetic tape 16 as required predetermined length is detected to have been taken reel 10 wound on the reel cradle 3A position P _2, the leader tape and magnetic tape cutter 30 advances and the magnetic tape 16
Disconnect. Thereafter, the tape suction plate 18B returns to the position outside the rotary table 1 as indicated by the imaginary line in FIG. 1, and the tape suction plate 4B returns to the original position. At this time, the suction plate 4A suction-holds the rear end of the magnetic tape wound on the reel, and the suction plate 4B suction-holds the other leader tape cut end by vacuum suction.

Thereafter, the intermittent rotary table 1 is quickly moved to 90
And degree rotation to move the pair of reel 10 to the leader tape joining position P ₃ after the magnetic tape winding, the connection to the cut end of the rear end and the other of the leader tape 11 of the magnetic tape 16 by the second tape splicing apparatus 32 Is performed by attaching a splicing tape 33 as shown in FIG. At the sent new pair of reels 10 on the magnetic tape winding position P ₂ at the same time, the first tape by being sucked and held by the suction plate 18B the tip of the magnetic tape 16 is moved to the solid line position of FIG. 4 The cut end of one of the leader tapes 11 and the leading end of the magnetic tape are connected by the splicing device 31, and thereafter, the magnetic tape 16 is wound in the same manner. After discarding the magnetic tape on the outermost periphery of the web, the magnetic tape from the web 17 is not discarded, and the tip of the magnetic tape held by the tape suction plate 18B is connected to the leader tape in the state of FIG. What should I do?

The magnetic tape winding and a pair of reels 10 leader tape connected are both completed, the is rapidly transported to the discharge position P ₄ at a rotation of 90 degrees of the intermittent rotary table 1 is taken out here.

In the above embodiment, the intermittent rotary table 1
Are divided into _four , P _{1 to} P ₄ , and the reel holding mechanism units 2 are arranged respectively. However, the number of the reel holding mechanism units 2 can be increased to four or more by increasing the diameter of the turntable 1. It is possible. In addition, although the description has been given of the example of winding the magnetic tape, the present invention is also applicable to a case where a tape other than the magnetic tape is connected to the leader tape.

[0025]

As described above, according to the tape winding machine of the present invention, a position for supplying a reel, a position for winding a main tape such as a magnetic tape on the reel,
And the position for connecting the reel and the leader tape that ended up the main tape, to perform in a different place and a position for discharging the reel, at the time of connection between the reel and the leader tape after the end winding, for the next reel to perform in parallel the winding of the main tape, and further in parallel with them Lee
Can be supplied and discharged, and the winding operation time can be greatly reduced.

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a tape winding machine according to the present invention.

FIG. 2 is a partial plan view showing a state before winding of a magnetic tape.

FIG. 3 is a plan view showing a step of discarding the outermost periphery of a raw material on which a magnetic tape is wound in a roll shape.

FIG. 4 is a plan view for explaining a step of connecting a leader tape and a tip of a magnetic tape.

FIG. 5 is a perspective view for explaining the operation of the first and second tape splicing devices.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Intermittent rotary table 2 Reel holding mechanism part 3 Reel receiving stand 4A, 4B, 18A, 18B Tape suction plate 10 Reel 11 Leader tape 15 Rotation axis of source motor rotation drive servo motor 16 Magnetic tape 17 Source material 30 Leader tape and magnetic Tape cutter 31 First tape splicing device 32 Second tape splicing device 35 Rotating shaft of tape winding servo motor

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) G11B 23/113 B65H 54/02

Claims (3)

(57) [Claims] 1. A leader tape previously clamped to a pair of reels is cut, a main tape is joined to a cut end of one of the leader tapes, and after winding the main tape,
In a tape winding machine for cutting the main tape and joining the cut end of the main tape and the cut end of the other leader tape, a reel supply position, a main tape winding position, a leader tape
Intermittent rotating tape that stops sequentially at the
And the intermittent rotation corresponding to each stop position of the intermittent rotary table.
And a pair of reel receiving
A reel holding mechanism having a base, and a leader tape previously clamped on a pair of reels mounted on the pair of reel receivers and a main tape pulled out from a raw material at the main tape winding position. A cutter , a first tape splicing device for joining the leading end of the main tape to the cut end of one of the leader tapes, and joining the rear end of the main tape to the cut end of the other leader tape at the leader tape joining position Bei example a second tape splice device for performing, in said reel supply position, the clamping of the leader tape
The pair of reels that have been
And each of them is fitted to the
Both tape winding and leader tape connection have been completed.
A tape winding machine for discharging a pair of reels . A first motor for rotating one of the reel receivers located at the main tape winding position by a first motor; and a first tape for the main tape joined to the leader tape at the main tape winding position . 2. The tape winding machine according to claim 1, wherein the tape winding machine is driven to rotate by a second motor. 3. The tape winding machine according to claim 1, wherein means for detecting a winding speed or a winding length of the main tape is provided in a main tape drawing-out path from the raw material.