JPH0516095A - Electronic component storage tape cutting device - Google Patents

Abstract

(57) [Summary] [Purpose] To prevent the tape from wobbling when cutting the tape, to cut the tape for storing electronic parts more reliably and stably, and to reduce the volume of the cut tape piece. [Structure] An electronic component storage tape 3 wound around a supply reel 2 is accommodated in a pocket 6 of the electronic component storage tape 3 while being pitch-fed by a pitch feed means 4 provided in front of the supply reel 2. An electronic component storage tape cutting device 10 in a tape feeder 1 in which an electronic component P is picked up by a transfer head 5, which is provided on the downstream side of the pitch feeding means 4 and driven by a reciprocating drive means 20. The cutting blade 15 that cuts the empty tape 3 on which the electronic component P has been picked up by reciprocating the cutting blade 15 and the reciprocating movement of the cutting blade 15 pushes the pocket 6. A crushing press section 16 is provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cutting device for an electronic component storage tape set in an electronic component mounting device, which is capable of reciprocating a press portion in conjunction with reciprocating movement of a cutting blade to cut the tape. In addition, the pocket of the empty electronic component storage tape is crushed by this pressing portion to stabilize the tape cutting.

[0002]

2. Description of the Related Art As means for mounting electronic components on a substrate, an electronic component storage tape of a tape feeder is pitch-fed, and the electronic components enclosed in this tape are conveyed toward a transfer head and transferred. It is known that the electronic component is picked up by a head and transferred and mounted on a substrate. In front of this tape feeder, a cutting device for cutting an empty electronic component storage tape from which electronic components have been picked up into short pieces is provided.

Referring to FIG. 4, the conventional cutting device will be described. Reference numeral 101 is a fixed blade. 104 is this tape 1
03, and the tape 103 is introduced downward from the introduction port 102 between the fixed blade 101 and the introduction guide 104. The fixed blade 101 is a movable blade.
It is provided so that it can reciprocate. Reference numeral 106 denotes a cylinder as a reciprocating drive means. By driving the cylinder 106, the rod 107 is projected and retracted as shown by a solid line arrow in the figure, and the movable blade 105 is reciprocated to be fed into the introduction port 102. The received empty electronic component storage tape 103 is cut by the fixed blade 101 and the movable blade 105.

[0004]

However, since the electronic component storage tape 103 is cut without any pressure, the tape 103 is apt to sway at the time of cutting.
There was a problem that it was difficult to surely cut. Further, the electronic component storage tape 103 is embossed with a pocket 108 for storing the electronic component, but the cut tape piece 103 'has a large volume for this pocket 108, and therefore the tape piece 103'. There was a problem that the dust box (not shown) for accommodating the car was full soon and had to be replaced frequently.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a cutting device for an electronic component storing tape which can surely cut the tape and can reduce the volume of the cut tape piece.

[0006]

To this end, the present invention is provided on the downstream side of the pitch feeding means of the tape feeder,
It is driven by a reciprocating drive means to reciprocate, and a cutting blade that cuts an empty tape from which electronic components are picked up and a reciprocating movement that is linked to the reciprocating movement of the cutting blade to push the tape pocket. A crushing press section is provided.

[0007]

According to the above construction, the press portion is reciprocated in conjunction with the reciprocating motion of the cutting blade driven by the reciprocating driving means, so that the pocket of the empty electronic component storing tape is crushed when the tape is cut. As a result, the tape can be prevented from wobbling when the tape is cut, and the electronic component storage tape can be cut more reliably and stably, and the cut tape piece can be reduced in volume.

[0008]

Embodiments of the present invention will now be described with reference to the drawings.

FIG. 1 is a front view of a cutting device for an electronic component storage tape according to the present invention in use. Reference numeral 1 is a tape feeder, the structure of which will be described in detail below. 2 is a supply reel, around which the electronic component storage tape 3 is wound. Reference numeral 4 denotes a sprocket as a pitch feeding means, which is provided in front of the supply reel 2. A transfer head 5 adsorbs and picks up the electronic component P stored in the pocket 6 of the electronic component storage tape 3, and transfers and mounts the electronic component P on a substrate (not shown). A peeling member 7 peels the cover tape 8 from the electronic component storage tape 3. A take-up reel 9 winds up the peeled cover tape 8.

Reference numeral 10 denotes an electronic component storage tape cutting device provided on the downstream side of the sprocket 4, the structure of which will be described in detail below. Reference numeral 11 is a fixed blade as a cutting blade. Reference numeral 13 is an introduction port for the electronic component storage tape 3, and 14 is an introduction guide for the tape 3. Reference numeral 15 denotes a movable blade as a cutting blade, which is reciprocally provided with respect to the fixed blade 11. Reference numeral 16 denotes a press portion of the pocket 6, which is slidably housed in a slide groove 17 provided at an upper portion of the movable blade 15 on the tip side. This press section 16
The tip surface is provided at a height position where it comes into contact with the inner surface 11a of the fixed blade 11. Reference numeral 18 denotes a protrusion, which is provided at the base of the press portion 16 so as to prevent the press portion 16 from protruding from the slide groove 17. Reference numeral 19 denotes a spring, which is housed on the base side of the slide groove 17 and urges the press portion 16 in the protruding direction.
Reference numeral 20 is a cylinder as a reciprocating drive means for the movable blade 15, and the rod 21 is projected and retracted so that the movable blade 1
5 reciprocates, whereby the empty electronic component storage tape 3 fed into the introduction port 13 is cut by the fixed blade 11 and the movable blade 15.

The present apparatus has the above-mentioned structure, and its operation will be described below. In FIG. 1, the electronic component storage tape 3 wound around the supply reel 2 is pitch fed by the sprocket 4 and the cover tape 8 is peeled by the peeling unit 7. Next, the electronic component P stored in the pocket 6 of the electronic component storage tape 3 is picked up by the transfer head 5, and the electronic component P is transferred and mounted on a substrate (not shown). The peeled cover tape 8 is the take-up reel 9
Then, it is wound up one by one. Next, the empty electronic component storage tape 3 after pickup passes through the sprocket 4 and
It is sequentially introduced into the introduction port 13 of the cutting device 10.

In FIG. 1, when the cylinder 20 is driven to cause the rod 21 to project as shown by the solid line arrow in FIG. 1, the movable blade 15 projects as shown by the solid line arrow in FIG. At this time,
At, the press portion 16 is also supported by the urging force of the spring 19 and projects integrally with the movable blade 15. With this protrusion, first, the tip portion of the press portion 16 is moved to the inner surface 1 of the fixed blade 11.
The pocket 6 of the empty electronic component storage tape 3 introduced between the press portion 16 and the fixed blade 11 is crushed by being pressed by the la 1a. Next, as shown in FIG. 3, the movable blade 15 is further projected to cut the pressed pocket 6 from its original portion. In FIG. 3, 3'is a cut tape piece. At this time, in the press portion 16, the spring 19 contracts in order to buffer the projecting pressure of the movable blade 15,
It is pushed into the slide groove 17 as indicated by the solid arrow. Next, when the rod 21 of the cylinder 20 is retracted, the movable blade 15 and the press portion 16 are integrally pulled back to the original position shown in FIG.

In this way, by interlocking with the reciprocating movement of the movable blade 15 by the driving of the cylinder 20, the press portion 16 for crushing the pocket 6 reciprocates, so that the empty electron to be cut next when the tape is cut. Pocket 6 for parts storage tape 3
Crush one by one. In this way, by crushing the pocket 6 in advance, the fluctuation of the tape 3 at the time of cutting can be eliminated as much as possible, and more reliable and stable cutting of the electronic component storage tape can be performed, and the cut tape piece 3 ′ can be cut. The volume can be reduced.

[0014]

As described above, according to the present invention, an empty tape on which electronic parts are picked up is provided downstream of the pitch feeding means of the tape feeder and driven by the reciprocating driving means to reciprocate. A cutting blade for cutting and a press section for crushing the tape pocket by reciprocating in conjunction with the reciprocating movement of the cutting blade are provided, so that the reciprocating movement of the cutting blade reciprocates the press section. Therefore, when cutting the tape, the pockets of the empty electronic component storage tape to be cut next are pushed in sequence, which prevents the tape from wobbling when cutting the tape and stores the electronic components more reliably and stably. The tape can be cut, and the cut tape piece can be reduced in volume.

[Brief description of drawings]

FIG. 1 is a front view of a cutting device for an electronic component storage tape according to the present invention in use.

FIG. 2 is a front view of a main part of the electronic component storing tape cutting device according to the present invention during tape cutting.

FIG. 3 is a front view of a main part of the electronic component storing tape cutting device according to the present invention during tape cutting.

FIG. 4 is a front view of a cutting device for an electronic component storage tape according to a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tape feeder 2 Supply reel 3 Electronic component storage tape 4 Pitch feed means 5 Transfer head 6 Pocket 10 Electronic component storage tape cutting device 11 Cutting blade 15 Cutting blade 16 Press section 20 Reciprocating drive means P Electronic component

Claims (1)

Claims: 1. An electronic component storage tape wound around a supply reel is pitch-fed by a pitch feed means provided in front of the supply reel while being placed in a pocket of the electronic component storage tape. A cutting device for an electronic component storage tape in a tape feeder configured to pick up a stored electronic component by a transfer head, which is provided downstream of the pitch feeding means and driven by a reciprocating drive means to reciprocate. By providing a cutting blade for cutting the empty tape from which electronic components are picked up, and a press portion for crushing the pocket by reciprocating in conjunction with the reciprocating movement of the cutting blade. Cutting device for electronic parts storage tape.