JP3348507B2 - Auto handler for TAB with tape splicer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a T
This is for the AB auto handler. The TAB auto-handler measures the TAB tape wound on the supply reel by feeding the pitch, and winds the TAB tape on the storage reel. According to the present invention, the start end of the TAB tape is easily mounted on an empty storage reel using a tape connector.

[0002]

2. Description of the Related Art Next, the configuration of a TAB auto-handler according to the prior art will be described with reference to FIG. 5 in FIG. 5 is TAB
Tape, 2A is supply reel, 2B is storage reel, 3A and 3B are sprockets, 4A and 4B are pulleys, 5A and 5B
Is a sprocket. 6 is a probe card, 7
Is a test head, 8A to 8C are cameras for image processing, 1
1 is a punch unit, and 12A to 12F are sensors.

In FIG. 5, a TAB tape 1 is wound around a supply reel 2A, and a TAB tape 1 is
To wind up. The sprocket 3A runs the TAB tape 1 fed from the supply reel 2A, and the sprocket 3B
The AB tape 1 is sent out to the storage reel 2B. Pulley 4A
4B has a fixed center of rotation and guides the TAB tape 1.

In FIG. 5, the TAB tape 1 is pitch-fed on the probe card 6 by rotating the sprockets 5A and 5B synchronously. The camera 8C disposed below the test head 7 aligns the test pad of the TAB with the electrode of the probe card 6. The TAB whose position has been corrected by the camera 8C is pressed by the pusher 5, and the TAB contacts the electrode of the probe card 6. The TAB measured by the test head 7 travels to the punch unit 11, and a punch hole is formed based on the measurement result. Next, TAB
The tape 1 is wound on a storage reel 2B. The camera 8A is for image recognition of the TAB state before measurement, and the camera 8B is for confirming the driving result of the punch unit 11 by image recognition.

Next, the sensor 1 on the supply reel 2A side shown in FIG.
The functions of 2A to 12C will be described. In FIG. 5, the TAB tape 1 is always suspended by the supply reel 2A and the sprocket 3A. Stop the rotation of the supply reel 2A,
When the sprocket 3A rotates, the sensor 12A detects TAB.
The tape 1 is no longer detected. Sprocket 3A is TAB
When the tape 1 is further moved, the sensor 12B also
The tape 1 is no longer detected. When the sensors 12A and 12B send a detection signal indicating no tape to the reel control circuit 13,
The reel control circuit 13 stops the rotation of the sprocket 3A and rotates the supply reel 2A. Sensor 12A
Detects the TAB tape 1, stops the supply reel 2A. When the sensor 12C stops detecting the TAB tape 1, the main body control circuit 14 stops the main body. The inclined guide 21 is for guiding the hanging TAB tape 1.

The TAB auto-handler shown in FIG. 5 has a symmetrical structure, and the sensors 12D to 12F on the storage side and the inclined guide 22 perform the same functions as those on the supply side described above. In FIG. 5, since such a configuration is employed, no excessive tension is applied to the TAB tape 1 sent out from the supply reel 2A. Further, no excessive tension is applied to the TAB tape 1 wound on the storage reel 2B.

[0007] A leader tape 1A having no TAB to be measured is joined to the beginning of the TAB tape 1 used in the apparatus shown in FIG. Similarly, at the end of the TAB tape 1, a leader tape 1B having no TAB to be measured is joined. The tape joining device 9 described below is used for joining the leader tapes 1A and 1B.

The construction of the tape splicer 9 will be described with reference to the external view of FIG. In FIG. 6, 9A is an upper mold and 9B is a lower mold. The upper mold 9A is rotatably connected to the lower mold B. The handle 9C is attached so as to protrude above the upper mold 9A, and facilitates rotation or pressing of the upper mold 9A. Further, a cutter 9G for cutting an adhesive tape 9E described later with a TAB tape width is attached to the lower surface of the upper die 9A.

To the lower die 9B, eight positioning pins 9D to be inserted into sprocket holes of the TAB tape 1 or the leader tapes 1A and 1B are attached. 9E is an adhesive tape, and 9F is a tape holder for holding the adhesive tape 9E.

Next, a procedure for joining a TAB tape by the tape joining apparatus shown in FIG. 6 will be described with reference to FIG. FIG. 7A shows an initial state. First, as shown in FIG. 7A, the adhesive tape 9E is pulled out about 2.5 times the tape width. Next, as shown in FIG. 7C, the sprocket holes of the TAB tape 1 and the leader tape 1A are inserted into the positioning pins 9D so that the edges of the tapes to be joined are positioned at the center of the lower mold 9B. Next, as shown in FIG. 7D, the adhesive tape 9E is bent, and both surfaces of the tape are adhered. Next, when the handle 9C is pressed down, the TAB tape 1 and the leader tape 1A are crimped, and the excess adhesive tape 9E is cut and joined in the state shown in FIG. In addition,
In FIG. 6, the TAB tape 1 and the leader tape 1B can be joined together, and the TAB tapes 1 can be joined together.

Next, in the apparatus shown in FIG.
A method of replacing the AB tape will be described with reference to the flowchart of FIG. In step 201 in FIG. 8, when the camera 8B detects the leader tape 1B, the apparatus stops running the TAB tape 1. In step 202, the operator
The TAB tape 1 is caused to travel in the direction of the accommodation reel 2B by manual operation. In step 203, the end of the leader tape 1B is visually confirmed, and the running of the TAB tape 1 is stopped. Alternatively, when the end of the leader tape 1B is released from the supply reel 2A, the tape is automatically stopped because the sensor 12C does not detect the tape.

In step 204, the entire TAB tape 1 up to the sensor 12F is pulled out to the front,
Wrap around. In step 205, the empty supply reel 2
A is removed, and the supply reel 2A around which the TAB tape is wound is mounted on the apparatus. In step 206, the storage reel 2B
Replace with a blank reel. In step 207, the TAB tape 1 is taken out from the supply reel 2A by the length of the transport path, and
After passing through the transport path, the leading end of the leader tape 1A is attached to the storage reel 2B. In step 208, the TAB tape 1 is caused to travel to the measurement point by manual operation.
In step 209, the apparatus is driven to start measurement,
A series of operations ends.

[0013]

In the procedure shown in FIG. 7, after measuring the final TAB, the first T of the next supply reel is measured.
It took about 7 minutes to start measuring AB.
Also, in step 207 of FIG. 7, the supply reel 2A
There is a problem that the amount of tape to be pulled out from the disk cannot be determined. When pulling out the TAB tape to the front,
There is also a risk of damaging the B tape.

According to the present invention, a tape splicer is arranged near a supply reel, and at the end of the TAB tape for which measurement has been completed,
An object of the present invention is to provide a TAB auto-handler with a tape splicer for exchanging the TAB tape in a short time without damaging the TAB by joining the start end of the TAB tape to be measured next with a tape splicer.

[0015]

In order to achieve this object, the present invention relates to a method in which a leader tape 1A is attached to a TAB tape 1A.
And the leader tape 1B to the TAB tape 1
When the supply reel 2A on which the TAB tape 1 is wound is wound on the storage reel 2B, the sprocket 3A holds the TAB tape 1 which is unreeled from the supply reel 2A while holding the TAB tape 1 hanging therefrom. 1 and the sprocket 3B keeps the TAB tape 1 wound on the storage reel 2B in a hanging state, and moves the TAB tape 1 to measure the TAB. And T
A tape splicer 9 that is stored so as to be able to enter and exit the running path of the AB tape 1, butts the edges of the tape, and attaches the adhesive tape to the edge to join the tape;
The edge of the leader tape 1B of the TAB tape 1 where the measurement is completed is joined to the edge of the leader tape 1A of the TAB tape 1 where the measurement is started, and the TAB tape 1 is wound around the accommodation reel 2B.

[0016]

According to the present invention, the tape splicer 9 is connected to the supply reel 2.
A from the supply reel 2A to the sprocket 3
Between the points A, the TAB tape 1 utilizes the fact that it hangs down and no tension is applied. The end of the leader tape 1B of the TAB tape 1 after the end of the measurement and the start end of the leader tape 1A of the TAB tape 1 to be measured next are joined between the supply reel 2A and the sprocket 3A.
Is wound on the storage reel 2B, the TAB tape 1 can be supplied to the storage reel without pulling out the TAB tape 1 to the front.

[0017]

Next, the configuration of a TAB auto-handler according to the present invention will be described with reference to the embodiment of FIG. FIG.
And a tape splicer 9 is added to the above configuration. In FIG. 1, the tape splicer 9 is disposed below the supply reel 2 </ b> A, and is stored so as to be able to enter and exit the traveling path of the TAB tape 1.
The edges of the tape are butted and the tape is joined by applying an adhesive tape to the edge. In FIG. 1, no tension is applied to the TAB tape 1 below the supply reel 2A up to the sprocket 3A.
It is the best place to join.

Next, the first of the tape splicer 9 in FIG.
Will be described with reference to FIG. Reference numeral 10 in FIG. 2 denotes a substrate to which the rotation shaft of the supply reel 2A is attached. The tape splicer 9 is attached to the plate 91,
Are connected by a rail 93 and a guide 92 so as to be able to move forward and backward. The inverted L-shaped angle 94 fixes the rail 93 to the substrate 10.

In FIG. 2, the moving means constituted by a guide 92 and a rail 93 is held so as to be able to move forward and backward. TAB
When the tape 1 is not joined, as shown in FIG. 2A, the tape joining device 9 is retracted and stored on the substrate 10 side. When joining the TAB tape 1, as shown in FIG. 2A, the tape joining device 9 advances to the running path of the TAB tape 1 and joins the tape. In FIG. 2, TAB tape 1
When the tape splicer 9 is located directly below the supply reel 2A, the TAB tape is prevented from traveling, so that the
It is stored backward like a. Only when joining the TAB tape 1, the tape joining device 9 is pulled out to the state shown in FIG.

Next, the second part of the tape splicer 9 in FIG.
Will be described with reference to FIG. Reference numeral 95 in FIG. 3 denotes a hinge with a lock mechanism for rotatably holding the tape joining device 9 on the substrate 10. In FIG. 3, when the TAB tape 1 is not joined, as shown in FIG. 3A, the tape joining device 9 is stored vertically. When joining TAB tape 1,
As shown in FIG. 3A, the tape splicer 9 is used upright.

Next, in the apparatus shown in FIG.
An AB tape replacement method will be described with reference to the flowchart of FIG. In step 101 in FIG. 4, when the camera 8B detects the leader tape 1B, the apparatus stops running the TAB tape 1. In step 102, the operator
The TAB tape 1 is caused to travel in the direction of the accommodation reel 2B by manual operation. In step 103, the end of the leader tape 1B is visually confirmed, and the running of the TAB tape 1 is stopped. Alternatively, when the end of the leader tape 1B is released from the supply reel 2A, the tape is automatically stopped because the sensor 12C does not detect the tape.

In step 104, when the sensor 12C detects the end of the leader tape 1B in step 103, the empty supply reel 2A is replaced with the supply reel 2A to be measured next. At this time, the leader tape 1B
Is stopped by the sprocket 3A and is suspended below the supply reel 2A. In step 105, pull out the leader tape 1A of the TAB tape 1 to be measured,
The leading end of the leader tape 1B is joined with a tape joining device 9. In step 106, the operator winds the measured TAB tape 1 around the accommodation reel 2A by manual operation. Therefore, the next TAB tape 1 is also followed.

In step 107, the leader tape 1A
To the extent that the start end of is detected by the sensor 12F,
Release the adhesive tape 9E. In step 108, the accommodation reel 2B accommodating the measured TAB tape 1 is removed, and an empty accommodation reel 2B is mounted. In step 109, the start end of the leader tape 1A is attached to the empty storage reel 2B. In step 110, the TAB tape 1 is caused to travel to the measurement point by manual operation. Step 11
In step 1, the apparatus is driven, measurement is started, and a series of operations ends.

[0024]

According to the present invention, a tape splicer is arranged in the vicinity of a supply reel, and the beginning of the next TAB tape to be measured is spliced to the end of the TAB tape for which measurement has been completed. Since the start end of the measured TAB tape can be supplied to the empty storage reel through the transport path,
The replacement time of the B tape was reduced by about 3 minutes. Furthermore, the tape can be changed without depending on the skill of the operator.
There is no risk of damaging the TAB.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a TAB auto handler according to the present invention.

FIG. 2 is a first storage state change diagram of the tape joining device 9 in FIG. 1;

FIG. 3 is a second storage state change diagram of the tape joining device 9 in FIG. 1;

FIG. 4 is a flowchart showing a procedure for replacing a TAB tape according to the present invention.

FIG. 5 is a configuration diagram of a conventional TAB auto-handler.

FIG. 6 is a configuration diagram of a tape splicer.

FIG. 7 is an explanatory diagram of a method of using the tape splicer.

FIG. 8 is a flowchart showing a procedure for exchanging a TAB tape according to a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 TAB tape 1A Leader tape 1B Leader tape 2A Supply reel 2B Housing reel 3A Sprocket 3B Sprocket 9 Tape splicer

Claims (3)

(57) [Claims] 1. A first leader tape (1A) is joined to the beginning of a TAB tape (1), and a second leader tape (1B) is
Affixed to the end of AB tape (1), the TAB tape (1)
When the supply reel (2A) on which the tape is wound is wound on the storage reel (2B), the first sprocket (3A) holds the TAB tape (1) which is unreeled from the supply reel (2A) in a state of hanging. Run the TAB tape (1) and use the second sprocket (3
B) is the TAB tape wound on the storage reel (2B)
(1) The TAB tape (1) is run with the hanging state, and the TAB auto-handler for measuring TAB is arranged below the supply reel (2A) and runs on the path of the TAB tape (1). A tape splicer (9), which is stored so that it can be moved in and out, abuts the edges of the tape, and joins the tape by adhering an adhesive tape to the edge, and the first TAB tape (1) having completed the measurement. Edge of second leader tape (1B) and second TAB at which measurement is started
An automatic TAB with a tape splicer, characterized in that the tape (1) is joined to the edge of the first leader tape (1A) and the second TAB tape (1) is wound on a storage reel (2B). handler. 2. A tape joining device is held by a moving means so as to be able to move forward and backward. When joining tapes, a TAB tape is used.
2. The TAB auto-handler with a tape splicer according to claim 1, wherein the auto-handler with tape splicer advances forward on the traveling path of (1) and is retracted and stored when the tape is not spliced. 3. The tape joining device according to claim 1, wherein the tape joining device is rotatably held, and stands up when joining the tapes, and is stored vertically when not joining the tapes. Auto handler for TAB with instrument.