JPH07112398A - Tape cutter - Google Patents

Abstract

PURPOSE:To perform automatic cutting of a tape discharged from a mounter, in a taper cutter to cut a tape discharged from the mounter by which a chip part is mounted on a printed board. CONSTITUTION:A tape cutter 1 comprises a pull-in port 4 for pulling in a tape formed in the upper part of a casing 3; an introduction means 6 to introduce a tape 5 in a casing 3 arranged in the pull-in port 4; a cut means 7 to cut the tape 5 arranged in the casing 3: a holding means 8 by which the tape introduced in the casing is temporarily held in the upper position of a cut means 7 and movement of the tape is blocked is provided; and a control means to control operation of an introduction means 6, the cut means 7, and the holding means 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape cutter for cutting a tape discharged from a mounter for mounting chip parts on a printed circuit board.

[0002]

2. Description of the Related Art Conventionally, a chip component supplied from a tape feeder or a tape reel is taken out by cutting, sucking or the like, and the tape after the chip component is removed from a mounter for mounting the chip component on a printed circuit board. Is discharged.

The number of tapes to be ejected is the same as the number of tape feeders provided on the mounter. Each tape is ejected according to the mounting speed of the chip parts, and the tape is manually cut at the stage where it is properly accumulated. And then discarded it.

[0004]

However, in the tape processing method as described above, the tape is hung down before or after the mounter and is unsightly, and there is also a problem that it is caught in the equipment by being blown up by the wind. It was not preferable.

Further, there is a problem that it is not efficient to cut the tape by hand and that the cut tape is very bulky and therefore it takes time to dispose of it.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a tape cutter for automatically cutting a tape discharged from a mounter.

[0007]

Means for Solving the Problems The object of the present invention to solve the above problems and achieve the above objects is to provide a tape drawing-in opening in the upper part of a housing, and to insert the tape into the drawing-in opening. An introducing means for introducing the inside is provided, and a cutting means for cutting the tape is provided inside the housing,
Holding means for temporarily holding the tape introduced into the housing at the upper position of the cutting means to prevent its movement is provided, and control means for controlling the operation of the introducing means, the cutting means and the holding means are provided. Further, in order to improve reliability, the cutting means is provided with guide means for preventing escape of the tape and for preventing entanglement.

[0008]

According to the tape cutter of the present invention, the tape ejected from the tape ejection port of the mounter enters the inside of the housing from the drawing port of the tape cutter by the introducing means, and is held by the holding means at a set time interval. The tape is prevented from entering, the cutting means is operated during that time to cut the tape, and the cut tape is housed in a dust box or the like.

After the tape is cut, the cutting means is returned to the initial state, after which the holding action of the holding means is released, and the introducing means is actuated so that the tape re-enters the inside of the housing through the drawing port. It is a thing.

Further, since the cutting means is provided with the guide means, it is possible to prevent the inconvenience that the tape cannot be cut due to the tape being entangled with the cutting blade or the like of the cutting means.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, one embodiment according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view of a tape cutter 1 according to the present invention, and FIG. 2 is a perspective view showing a state in which a dust box 2 is opened to the front side. The overall size of the tape cutter 1 is 1000 mm in width, 600 mm in length, and 25 in width.
It is a horizontally long and narrow box type of about 0 mm.

As shown in FIG. 3, the structure of the tape cutter 1 is such that a tape drawing-in port 4 is provided in the upper part of the case 3 and the tape 5 is introduced into the case 3 through the drawing-in port 4. Introducing means 6 is provided, cutting means 7 for cutting the tape 5 is provided in the housing 3, and the tape 5 introduced in the housing 3 is temporarily held above the cutting means 7. A holding means 8 for preventing the movement is provided, and a control means 9 for controlling the operation of the introducing means 6, the cutting means 7 and the holding means 8 is provided.

As shown in FIG. 3 to FIG. 4, the introducing means 6 is arranged so as to cover substantially the entire portion thereof along the opening of the lead-in port 4 which is provided in the upper portion of the housing 3 in a horizontally elongated shape. A rotary shaft 6 that is provided and is rotatably supported.
A soft elastic body 6b (for example, sponge) is surrounded by a in a cylindrical shape.

As shown in FIGS. 3 to 6, the cutting means 7 is provided below the lead-in port 4, and an air cutter 10 for cutting the tape 5 and a mounting plate for mounting and supporting the air cutter 10. 11 and the mounting plate 11
And a motor 13 for rotating the ball screw 12 in a predetermined direction, and a guide rod 14 that serves as a guide for moving the mounting plate 11 and that is horizontally installed in parallel with the ball screw 12.

As shown in FIG. 6, the air cutter 10 is provided with guide means 15 for preventing escape of the tape and entanglement.

As shown in FIG. 6, the guide means 15 is formed by bending a flat plate body (plate thickness 1 mm, width about 10 mm), and the air cutter 10 moves while cutting action. At the time of pulling guide parts 16 and 17 for guiding the tape 5 to the blade openings of the cutting blades 10a and 10b, and for removing the tape 5 so as not to get caught when the air cutter 10 moves backward to return to the reference position. A guide 18 is provided.

The stroke S of the working range of the air cutter 10 which moves in the horizontal direction to cut the tape 5 is about 600 mm.

The operation of cutting the tape 5 is performed by operating the cutting blades 10a and 10b to cut the tape 5, then temporarily retracting the air cutter 10 and then opening the cutting blades 10a and 10b. In this state, the operation of cutting the tape 5 by operating the cutting blades 10a and 10b after moving it by a predetermined amount after moving it to the state shown in FIG.
It moves to the right end shown in.

As shown in FIGS. 3 to 4, the holding means 8 supports a flat pressing plate 19 with a rod 20, and an air cylinder 21 pushes the pressing plate 19 through the rod 20.
Is moved in the horizontal direction, and the pressing plate 19 is brought into contact with the lower end portion 22 of the extending portion forming the lead-in port 4 of the housing 3.

The pressing plate 19 has substantially the same length as the horizontal length of the drawing port 4 (length in the direction perpendicular to the paper surface in FIG. 4).
The air cylinders 21 are provided at two locations in the longitudinal direction of the pressing plate 19.

The control means 9 has a built-in microcomputer in which a cutter control procedure is programmed, and is connected to the switch 22 on the operation panel.

If the tape cutter 1 according to the present invention constructed as described above is used, as shown in FIG. 3, a mounter 23 for mounting chip components on a printed circuit board is provided.
One or two or more kinds of tapes 5 are continuously discharged from the discharge port 24, and the tape 5 is introduced into the pull-in port 4 of the tape cutter 1.

Then, the soft elastic body 6b in the introducing means 6
The rotation of the tape causes the tape 5 to enter the inside of the housing 3. After instructing the control means 9 to start the cutting work on the operation panel 22,
The air cylinder 21 of the holding means 8 operates to operate the tape 5
Is clamped by the pressing plate 19 and the lower end portion 22 to prevent entry into the housing 3, the operation of the introducing means 6 is stopped, the motor 13 of the cutting means 7 is rotated, and the air cutter 10 is leveled. The cutting blades 10a, 10
b operates to cut the tape 5.

After cutting the tape 5 and returning the air cutter 10 of the cutting means 7 to the reference position shown in FIG. 5,
The air cylinder 21 of the holding means 8 is operated to separate the pressing plate 19 from the lower end portion 22, and the introducing means 6 is operated to cause the tape 5 to enter the inside of the housing 3 again.
Then, after activating the holding means 8, the tape 5 is cut and repeated.

The cut tape is dropped into the dust box 2 contained in the lower part of the housing 3 of the tape cutter 1, and when a certain amount of tape is stored, as shown in FIG.
It is pulled out to the front side of the tape cutter 1 and discarded.

When the cutting means 7 is cutting the tape 5, the pull-in guide portion 1 of the guide means 15 is cut.
When the air cutter 10 is retracted, it is converged on the blade openings of the cutting blades 10a and 10b by the nozzles 6 and 17, and the removal guide 1
8 is a tape 5a which is a (see FIG. 4) between the cutting blades 10a and 10b from the opening of the drawing port 4 and the air cylinder 10
The tape is prevented from being entangled by being led out to the outside.

In this way, the tape 5 is drawn into the housing 3 at regular intervals from the draw-in port 4, and the tape is cut by the cutting means and accumulated in the dust box. When stopping the cutting work of the tape 5, the operation panel 2
Press the stop switch in 2. The tape cutter 1
Although one example of the configuration of the above has been shown, it goes without saying that the present invention is not limited to this example.

[0028]

As described above, the tape cutter according to the present invention is provided with the drawing-in port for drawing in the tape in the upper part of the housing and the introducing means for introducing the tape into the housing. Cutting means for cutting the tape is provided inside the housing, and holding means for temporarily holding the tape introduced into the housing at the upper position of the cutting means to prevent movement of the tape, A control means for controlling the operation of the introducing device, the cutting means, and the holding means is provided, and further, the cutting means is provided with guide means for preventing the escape of the tape and for preventing entanglement. , The tape cutting work is automated to improve the efficiency, and the cut tape is shredded and not bulky, so it is easy to handle. Furthermore, since a large amount of tape can be stored in the dust box, it can be disposed of. During the excellent effects referred to as not applied. The guide means of the cutting means does not cause the tape to be entangled with the device, which brings about an excellent effect that the reliability of the tape cutter is improved.

[Brief description of drawings]

FIG. 1 is a perspective view of a tape cutter according to the present invention.

FIG. 2 is a perspective view of the dust box pulled out to the front side.

FIG. 3 is a side view showing the tape cutter in the same use state with an internal fracture.

FIG. 4 is a side sectional view showing a part of the tape cutter in an enlarged manner.

FIG. 5 is a schematic plan view showing a configuration of a cutting means according to the tape cutter.

FIG. 6 is a plan view showing a configuration of an air cutter according to the tape cutter.

[Explanation of symbols]

 1 tape cutter, 2 dust box, 3 housing, 4 inlet, 5 tape, 6 introducing means, 7 cutting means, 8 holding means, 9 control means, 15 guide means, 22 operation panel.

Claims (2)

[Claims] 1. A drawing-in port for drawing in a tape is provided in an upper part of a housing, an introducing means for introducing the tape into the housing is provided in the drawing-in opening, and a cutting means for cutting the tape is provided inside the housing. A control means is provided which is provided above the cutting means and which temporarily holds the tape introduced into the housing to prevent its movement, and controls the operation of the introducing device, the cutting means and the holding means. A tape cutter characterized in that means are provided. 2. The tape cutter according to claim 1, wherein the cutting means is provided with guide means for preventing escape of the tape and for preventing entanglement.