KR101294765B1 - Unit for sensing the amount of cover tape stock and tape feeder having the same - Google Patents

Abstract

The present invention provides a cover tape storage amount sensing unit. The cover tape storage amount detecting unit has a predetermined space, a cover tape storage container having an inlet portion for guiding the inlet of the cover tape into the space and an outlet portion for discharging the cover tape to the outside; When the amount of reaches a predetermined amount is provided with a control module for displaying a visible signal to the outside. In addition, the present invention also provides a tape feeder having the cover tape storage amount sensing unit, so that when the protective tape separated from the electronic component supply tape is stored in a certain amount, the stored amount can be expressed as a series of signals to the outside.

Description

Cover tape storage amount sensing unit and tape feeder having the same {UNIT FOR SENSING THE AMOUNT OF COVER TAPE STOCK AND TAPE FEEDER HAVING THE SAME}

The present invention relates to a tape feeder, and more particularly, a tape having a cover tape storage amount sensing unit capable of expressing the stored amount as a series of signals to the outside when the protective tape separated from the electronic component supply tape is stored in a certain amount. It is about a feeder.

Generally, electronic components such as semiconductor chips are difficult to withdraw individually one by one in a predetermined space. In addition, the electronic component may be easily contaminated when exposed to foreign substances such as dust.

1 is a perspective view showing a reel in which a conventional electronic component supply tape is wound. 2 is a front view showing a tape feeder from which a conventional cover tape is discharged. 3 is a front view showing a tape feeder in a state in which a conventional cover tape is discharged and an opening / closing door is opened.

As shown in FIG. 1, the electronic components are individually accommodated in the storage spaces 81a formed to be separated from each other by the base tape 81 at regular intervals.

In addition, the electronic component 10 is protected from the outside by a cover tape 82 attached to the upper surface of the base tape 81. Therefore, the electronic component 10 is distributed in a state where it is individually protected from foreign matter.

In addition, the electronic component supply tape 80 having a predetermined length is stored in a state wound around the tape reel 90. In this way, the tape reel 90 in which the electronic component supply tape 80 is wound is mounted to rotate on the tape feeder.

The tape feeder is mounted to a chip mounter (or surface mounter). Here, the chip mounter is a device for mounting at a desired position on a printed circuit board prepared by drawing the electronic components 10 from the electronic component supply tape 80 one by one.

The tape feeder is powered from the outside to rotate the mounted tape reel 90. Through the rotation, the electronic component supply tape 80 is transferred to the chip mounter at a predetermined pitch. Here, the gear value of the tape feeder (not shown) is inserted into the pitch hole 81b and rotated so that the electronic component supply tape 80 is conveyed at a constant pitch.

At this time, the electronic component supply tape 80 is transferred from the tape feeder and the base tape 81 and the cover tape 82 are separated. Subsequently, the electronic components 10 accommodated in the storage spaces 10 of the base tape 81 are sequentially drawn out to the chip mounter. That is, the electronic components 10 are sequentially adsorbed by a component adsorption nozzle (not shown) installed in the chip mounter, and the adsorbed electronic components 10 are moved to and mounted at a mounting position of a printed circuit board.

Referring to Figure 2, it will be described the configuration of a conventional tape feeder.

The conventional tape feeder has a feeder body 50, a storage container 60 installed in the feeder body 50 and providing a space in which the cover tape 82 is stored, and a retracted side of the storage container 60. And a guide part 40 for guiding the cover tape 82 to the storage container 60, and an opening / closing door 70 disposed at a rear end of the storage container 60.

The opening and closing door 70 may be connected to the lower end of the rear end side of the storage container 60 by a hinge and rotate up and down. In addition, a magnet 71 is installed at an upper end of the rear end side of the storage container 60, and a metal (not shown) or another magnet (not shown) at which an attraction force is applied to the magnet 71 at an upper end of the opening / closing door 70. ) Is installed. Therefore, the opening / closing door 70 may be maintained in a closed state by a predetermined force by the magnet 71.

Referring to the above configuration, the cover tape 82 peeled off and separated from the base tape 81 is discharged and stored in the storage container 60 provided in the tape feeder as shown in FIG.

At this time, the opening and closing door 70 provided on the end side of the storage container 60 is in a closed state.

Here, one end of the opening and closing door 70 and the upper end of the storage container 60 is fixed by a predetermined adhesion force due to the magnet (71).

Subsequently, when the cover tape 82 is continuously discharged to the inside of the storage container 60 and reaches a predetermined amount, the opening and closing door 70 is provided by the cover tape 82 which is stored as shown in FIG. 3. A constant pressure is applied from the inner side toward the outer side, that is, in the opening direction.

If the pressure is greater than the attachment force, the opening / closing door 70 is rotated downward to open, and the cover tape 82 stored in the storage container 60 is opened and closed. It is discharged to outside through).

Therefore, conventionally, there is a problem in that the storage amount of the cover tape 82 stored in the storage container 60 is unknown while the tape feeder is mounted on the chip mounter and the chip is mounted on the circuit board. .

In addition, conventionally, during the chip mounting process, the cover tape 82 is discharged from the storage container 60 to be discharged to the floor of the workplace, and thus there is a problem that additional work is required during the process to solve this problem.

Accordingly, in the related art, a method of confirming the storage amount of the cover tape 82 by the naked eye of the storage container 60 has been applied by using a transparent material on one side of the storage container 60 in order to solve the above problems. There is a problem that must be checked with the naked eye.

The present invention has been made to solve the above problems, the first object of the present invention is to provide a visible signal to the outside when the amount of storage of the cover tape is separated from the electronic component supply tape is stored in the storage container a certain amount A cover tape storage amount sensing unit and a tape feeder having the same are provided.

It is a second object of the present invention to provide a cover tape storage amount sensing unit and a tape feeder having the same, which can open and close the door and discharge the cover tape to the outside only when the storage amount of the cover tape is a predetermined amount.

The third object of the present invention is to solve the problem that the cover tape is discharged from the feeder and discharged to the floor of the work place during the chip mounting process, and a cover tape storage amount sensing unit and a tape having the same, which can prevent further work loss. In providing a feeder.

Cover tape storage amount detection unit according to an aspect of the present invention for achieving the above object is provided with a predetermined space and the inlet portion for guiding the inlet of the cover tape into the space and the discharge portion for discharging the drawn cover tape to the outside The cover tape storage container is provided, and a control module for outputting a visible signal to the outside when the amount of the cover tape being drawn reaches a predetermined amount.

The control module may include a detector disposed in the vicinity of the cover tape storage container and having a light emitting unit for emitting light and a light receiving unit for receiving the emitted light, and outputting a predetermined signal when light is received from the light receiving unit; A short circuit part disposed in the vicinity of the sensor to selectively short-circuit a signal output from the sensor, a pressure sensing unit physically pressurized by the cover tape being inserted, and connected to the pressure sensing unit and pressurized A movement guide unit for shorting an output signal of the detector by moving the short circuit unit until the predetermined amount is reached, a control unit electrically connected to the sensor and receiving a signal indicating that the output signal is shorted; Is electrically connected to and outputs the schedule information when the output signal is shorted. It is preferable to have a display part to display.

Here, the pressure sensing unit is installed on the inner wall of the cover tape storage container and is fixed to one end of the wire is fixed, and installed on the inner wall of the cover tape storage container so as to be spaced apart from the fixing roller by a predetermined distance to the cover tape that is inserted It is provided with a main guide roller for guiding the movement of the wire pressed by.

In addition, the short circuit part is installed to be movable near the detector and is connected to the other end of the wire and the blocking member for opening or blocking the output signal of the detector according to whether the wire is pressed, and the blocking member in the inner space A detector bracket disposed at the detector and installed in the vicinity of the cover tape storage container, and a guide bracket for guiding movement by guiding both sides of the blocking member.

In addition, the movement guide portion is preferably located between the blocking member and the main guide roller is an auxiliary guide roller for guiding the movement of the wire.

In addition, the control unit is preferably electrically connected to the alarm generating unit for displaying the alarm signal to the outside when the output signal is short-circuited.

On the other hand, the discharge portion is one end of the opening and closing door hinged to one side lower end of the cover tape storage container, the main magnet is provided on the other end of the opening and closing door, the cover tape storage container is installed on the upper end of one side of the main magnet and It is desirable to have an auxiliary magnet to which the attraction force is applied.

The discharge part may include an opening / closing door having one end hinged to a lower end of one side of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and installed at an upper end of one side of the cover tape storage container and electrically connected to the control unit. When the output signal is short-circuited and the output signal is short-circuited may receive an electrical signal from the control unit may be provided with an electromagnet for releasing the attraction force acting with the main magnet.

Tape feeder according to another aspect of the present invention for achieving the above object is provided on the feeder body, the feeder body, the reel is rotatably supported, the reel is wound in a predetermined amount of the electronic component supply tape is attached to one surface, A cover tape guide part which separates the cover tape from the electronic component supply tape supplied from the reel and guides the cover tape to a predetermined position, and is provided in the feeder body, and a predetermined space is provided and the cover tape is introduced into the space. And a cover tape storage container provided with an inlet part and a discharge part for discharging the cover tape to the outside, and a control module for displaying a visible signal to the outside when the amount of the cover tape being drawn reaches a predetermined amount.

The control module may include a detector disposed in the vicinity of the cover tape storage container and having a light emitting unit for emitting light and a light receiving unit for receiving the emitted light, and outputting a predetermined signal when light is received from the light receiving unit; A short circuit part disposed in the vicinity of the sensor to selectively short-circuit a signal output from the sensor, a pressure sensing unit physically pressurized by the cover tape being inserted, and connected to the pressure sensing unit and pressurized A movement guide unit for shorting an output signal of the detector by moving the short circuit unit until the predetermined amount is reached, a control unit electrically connected to the sensor and receiving a signal indicating that the output signal is shorted; Is electrically connected to and outputs the schedule information when the output signal is shorted. It is preferable to have a display part to display.

Here, the pressure sensing unit is installed on the inner wall of the cover tape storage container and is fixed to one end of the wire is fixed, and installed on the inner wall of the cover tape storage container so as to be spaced apart from the fixing roller by a predetermined distance to the cover tape that is inserted It is provided with a main guide roller for guiding the movement of the wire pressed by.

In addition, the short circuit part is installed to be movable near the detector and is connected to the other end of the wire and the blocking member for opening or blocking the output signal of the detector according to whether the wire is pressed, and the blocking member in the inner space And a detector bracket disposed at the detector and installed in the vicinity of the cover tape storage container to guide the movement by guiding both sides of the blocking member.

In addition, the movement guide portion is preferably an auxiliary guide roller positioned between the blocking member and the main guide roller to guide the movement of the wire.

In addition, the control unit is preferably electrically connected to the alarm generating unit for displaying the alarm signal to the outside when the output signal is short-circuited.

On the other hand, the discharge portion is one end of the opening and closing door hinged to one side lower end of the cover tape storage container, the main magnet is provided on the other end of the opening and closing door, the cover tape storage container is installed on the upper end of one side of the main magnet and It is desirable to have an auxiliary magnet to which the attraction force is applied.

The discharge part may include an opening / closing door having one end hinged to a lower end of one side of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and installed at an upper end of one side of the cover tape storage container and electrically connected to the control unit. When the output signal is short-circuited and the output signal is short-circuited may receive an electrical signal from the control unit may be provided with an electromagnet for releasing the attraction force acting with the main magnet.

The present invention has the effect of outputting a visible signal to the outside when the amount of storage of the cover tape is separated from the electronic component supply tape and stored in the storage container to a certain amount.

In addition, the present invention has the effect that the cover tape can be discharged to the outside by opening and closing the door only when the storage amount of the cover tape is a predetermined amount.

In addition, the present invention has the effect of eliminating the problem that the cover tape is discharged from the feeder and discharged to the floor of the workshop during the chip mounting process, thereby preventing further work loss.

Hereinafter, with reference to the accompanying drawings, it will be described a tape feeder having a cover tape storage amount sensing unit of the present invention.

In addition, the configuration of the cover tape storage amount sensing unit of the present invention will be described by including the tape feeder.

4 is a front view showing a tape feeder having a cover tape storage amount sensing unit according to an embodiment of the present invention. FIG. 5 is an enlarged view of a symbol A shown in FIG. 4. FIG. 6 is an enlarged view of a symbol B shown in FIG. 4. 7 is a front view showing an operating state of a tape feeder having a cover tape storage amount sensing unit according to an embodiment of the present invention. 8 is a block diagram illustrating a control module according to an embodiment of the present invention.

Referring to FIG. 4, the tape feeder having the cover tape storage amount sensing unit of the present invention is rotatably supported by a reel 90 in which an electronic component supply tape 80 to which a cover tape 82 is attached is wound in a predetermined amount. It has a feeder body 100.

The feeder body 100 may be coupled to one side of a chip mounter (not shown).

One side of the feeder body 100 is mounted to rotate the reel 90 as shown in FIG. The feeder body 100 is provided with a cover tape supply unit (not shown) through which the electronic component supply tape 80 supplied from the reel 90 is inserted.

The cover tape supply unit includes a gear for guiding the base tape 81 of the electronic component supply tape 80 into the chip mounter at a predetermined pitch interval, and on the upper surface of the guide tape 81 to be guided. A peeling part (not shown) for peeling off the attached cover tape 82 and a cover tape guide part 200 for guiding the peeled cover tape to a predetermined position are provided.

The feeder body 100 has a cover tape storage container 300 that forms a predetermined space therein and has a border of a transparent material.

The cover tape storage container 300 includes an inlet portion 310 for introducing the separated cover tape 82 into the inner space and a discharge portion 320 for discharging the cover tape 82 to the outside. do.

The feeder body 100 is provided with a control module 400 for displaying a visible signal to the outside when the amount of the cover tape 82 to be reached reaches a predetermined amount.

4 to 8, the configuration of the control module 400 according to an embodiment of the present invention will be described.

The control module 400 is disposed in the vicinity of the cover tape storage container 300 and outputs a predetermined signal, and a signal disposed in the vicinity of the detector 410 and output from the detector 410 A short circuiting portion 420 for selectively shorting the pressure, a pressure sensing unit 430 physically pressed by the cover tape 82 being inserted therein, and connected to the pressure sensing unit 430 and the sensor A movement guide unit 440 shorting the output signal of 410, a control unit 450 electrically connected to the detector 410, and receiving a signal indicating that the output signal is short-circuited, and the control unit 450. When the output signal is short-circuited and electrically connected, the display unit 460 displays certain information to the outside.

Here, the controller 450 is further electrically connected to an alarm generator 470 which displays an alarm signal to the outside when the output signal is short-circuited.

Referring to FIG. 4, the pressure sensing unit 430 is installed at an upper end of an inner wall of the cover tape storage container 300, and a fixing roller 431 to which one end of the wire 401 is fixed, and the fixing roller 431. And a main guide roller 432 installed at an upper end of the inner wall of the cover tape storage container 300 so as to be spaced apart from the cover tape and guide the movement of the wire 401 pressurized by the cover tape 82 being inserted therein. .

The short circuit part 420 is installed to be movable near the detector 410 and is connected to the other end of the wire 401 to open the output signal of the detector 410 according to whether the wire 401 is pressed. Alternatively, a blocking member 421 for blocking and the blocking member 421 may be disposed in an inner space and installed near the detector bracket 422 in which the detector 410 is installed, and the cover tape storage container 300. It consists of a guide bracket 423 for guiding movement by guiding both sides of the blocking member (421).

'형상으로 이루어질 수 있다.Here, the detector bracket 422 is one side is opened '

'Can be made in shape.

The detector 410 includes a light emitter 410a for emitting light and a light receiver 410b for receiving light emitted from the light emitter 410a. The detector 410 may be an optical sensor.

The light emitting unit 410a is installed at the upper end of the detector bracket 422 and the light receiving unit 410b is installed at the lower end of the detector bracket 422 so as to face each other with the light emitting unit 410a.

In addition, the movement guide 440 may be an auxiliary guide roller positioned between the blocking member 421 and the main guide roller 432 to guide the movement of the wire 401.

On the other hand, the discharge unit 320 according to an embodiment of the present invention is provided at one end of the opening and closing door 321 is hinged to one side lower end of the cover tape storage container 300, and the other end of the opening and closing door 321. It is composed of a main magnet 322 and the auxiliary magnet 323 installed on one side upper end of the cover tape storage container 300 and the main magnet 322 and the attraction force.

Here, the auxiliary magnet 323 may be made of a metal.

Next, to describe the operation of the tape feeder having a cover tape storage amount sensing unit according to an embodiment of the present invention configured as described above.

As shown in FIG. 4, the cover tape 82 which is peeled off from the base tape 81 of the electronic component supply tape 80 through the cover tape guide part 200 is separated from the cover tape storage container 300. It is sequentially introduced through the inlet 310.

At this time. The wire 401 supported between the fixing roller 431 provided on the inner wall upper end of the cover tape storage container 300 and the main guide roller 432 may maintain its original state.

In addition, since the main magnet 322 of the opening and closing door 321 and the auxiliary magnet 323 of the cover tape storage container 300 are attached to each other due to the attraction force in the discharge part 320, the cover tape storage container 300 The interior may be blocked by the opening / closing door 321.

In this case, as shown in FIG. 6, the light emitted from the light emitting unit 410a of the detector 410 is blocked by the blocking member 421 and thus cannot be transmitted to the light receiving unit 410b.

Therefore, the detector 410 does not transmit any electric signal to the controller 450.

In such a state, when the cover tape 82 is sequentially introduced into the inner space of the cover tape storage container 300 and reaches a predetermined amount as shown in FIG. 7, the cover tape storage container 300 is fixed inside the cover tape storage container 300. The wire 401 supported by the roller 431 and the main guide roller 432 is pressed by the cover tape 82 reaching the predetermined amount.

Therefore, the wire 401 positioned between the fixing roller 431 and the main guide roller 432 is pressed by the cover tape 82 with a constant force, thereby causing the cover tape storage container 300 to Warping occurs to the upper end of the inner wall.

Subsequently, the wire 401 is guided by the auxiliary guide roller 440 and moved in the direction of the arrow, and the blocking member 421 connected to the end of the wire 401 is guided by the guide bracket 423 to change the direction of the arrow. Along a certain distance.

In this case, the light emitted from the light emitter 410a of the detector 410 may be transmitted to the light receiver 410b.

Therefore, the detector 410 may transmit an electrical signal to the controller 450 about the light received by the light receiver 410b.

Subsequently, the controller 450 may display a series of messages about the cover tape 82 being stored in a predetermined amount through the display unit 460.

In addition, the control unit 450 may generate an alarm for storing a predetermined amount of the cover tape 82 through the alarm generating unit 470.

Thus, the visible signal according to the present invention may be the message and the alarm.

In such a state, when the cover tape 82 is further introduced into the cover tape storage container 300 by a predetermined amount, the opening / closing door 321 has a hinge shaft H whose lower end is connected to the lower end of the cover tape storage container 300. ) Can be rotated downward with the rotation center.

Thus, the inner space of the cover tape storage container 300 is exposed to the outside, the cover tape 82 introduced into the inner space may be discharged to the outside of the feeder body (100).

Therefore, when the storage amount of the cover tape 82 is a certain amount by outputting a visible signal to the outside, the operator can be ready for the opening of the opening and closing door 321.

In addition, during the chip mounting process, the cover tape 82 may be discharged from the feeder body 100 to be discharged to the floor of the workplace, thereby preventing further work loss.

Next, the configuration and operation of the tape feeder having the cover tape storage amount sensing unit according to another embodiment of the present invention configured as described above will be described.

9 is an enlarged view illustrating another example of display symbol A shown in FIG. 4. 10 is a block diagram illustrating a control module according to another embodiment of the present invention.

Referring to Figure 9, the tape feeder according to another embodiment of the opening and closing door 321 'is hinged to one side lower end of the cover tape storage container 300, and the opening and closing of the door 321' A main magnet 322 ′ provided at the other end, and installed at an upper end of one side of the cover tape storage container 300, and electrically connected to the control unit 450, and when the output signal is short-circuited, an electrical signal from the control unit 450. It has an output portion 320 'consisting of an electromagnet 323' for receiving the output to release the attraction force acting with the main magnet 322 '.

Other components other than the discharge part 320 ′ will be omitted since they are substantially the same as those of the exemplary embodiment of the present invention described with reference to FIGS. 1 to 8.

9 and 10, as shown in FIG. 7, when the cover tape 82 is inserted into the cover tape storage container 300 by a predetermined amount, between the fixing roller 431 and the main guide roller 432. The wire 401 positioned at is provided with a predetermined pressing force upward.

Therefore, the wire 401 is bent upward and flows a predetermined distance along the direction of the arrow.

At this time, the detector 410 according to the present invention transmits an electrical signal to the control unit 450 as in the above embodiment.

Subsequently, the controller 450 may transmit an electrical signal capable of electrically removing a magnetic field forming an attractive force to the electromagnet 423 '.

Accordingly, the magnetic force formed in the electromagnet 423 'installed at the upper end of the cover tape storage container 300 is lost, so that the attraction force with the main magnet 322' provided at the upper end of the opening / closing door 321 'is lost. Can be.

Accordingly, the opening and closing door 321 ′ rotates downward through the hinge shaft H at the lower end thereof to expose the inner space of the cover tape storage container 300 to the outside.

Subsequently, the cover tape 82 introduced into the inner space of the cover tape storage container 300 may be discharged to the outside of the feeder body 100.

At the same time, the control unit 450 displays a message indicating that the cover tape 82 is a predetermined amount through the display unit 460, and the cover tape 82 is preset through the alarm generating unit 470. An alarm can be triggered to indicate positive.

1 is a perspective view showing a reel in which a conventional electronic component supply tape is wound.

2 is a front view showing a tape feeder from which a conventional cover tape is discharged.

3 is a front view showing a tape feeder in a state in which a conventional cover tape is discharged and an opening / closing door is opened.

4 is a front view showing a tape feeder having a cover tape storage amount sensing unit according to an embodiment of the present invention.

FIG. 5 is an enlarged view of a symbol A shown in FIG. 4.

FIG. 6 is an enlarged view of a symbol B shown in FIG. 4.

7 is a front view showing an operating state of a tape feeder having a cover tape storage amount sensing unit according to an embodiment of the present invention.

8 is a block diagram illustrating a control module according to an embodiment of the present invention.

9 is an enlarged view illustrating another example of display symbol A shown in FIG. 4.

10 is a block diagram illustrating a control module according to an embodiment of the present invention.

DESCRIPTION OF REFERENCE NUMERALS

100: feeder body

200: cover tape guide

300: Cover Tape Storage Container

400: control module

401: wire

410 sensor

420: short circuit

430: pressure detection unit

431 fixing roller

432: Main guide roller

440: the movement guide portion

450:

460: display unit

Claims (12)

The cover tape is provided with a predetermined space, an inlet portion for guiding the inlet of the cover tape separated from the electronic component supply tape into the space, and a cover tape provided with a discharge portion for discharging the cover tape separated from the incoming electronic component supply tape to the outside. Storage containers; And And a control module configured to display a visible signal to the outside when the amount of the cover tape separated from the incoming electronic component supply tape reaches a predetermined amount. The method of claim 1, The control module includes a detector disposed in the vicinity of the cover tape storage container and having a light emitting portion for emitting light and a light receiving portion for receiving the emitted light, and outputting a predetermined signal when light is received at the light receiving portion; A short circuit part disposed near the detector to selectively short-circuit a signal output from the detector, a pressure sensing unit physically pressurized by the cover tape that is inserted, and connected to the pressure sensing unit and pressurized according to the pressurization A movement guide unit for shortening the output signal of the sensor by moving the position until the predetermined amount, a control unit electrically connected to the sensor and receiving a signal indicating that the output signal is short-circuited; When the output signal is shorted, the schedule information is displayed to the outside. Cover tape storage amount detection unit comprising the display. 3. The method of claim 2, The pressure sensing unit is installed on the inner wall of the cover tape storage container and fixed to one end of the wire, and is installed on the inner wall of the cover tape storage container so as to be spaced apart from the fixing roller by a predetermined distance and pressurized by the cover tape inserted. It is provided with a main guide roller for guiding the movement of the wire, The short circuit part is installed to be movable near the detector and is connected to the other end of the wire to open or block the output signal of the detector depending on whether the wire is pressed, and the blocking member is disposed in an inner space. A detector bracket on which the detector is installed, and a guide bracket installed near the cover tape storage container to guide both sides of the blocking member to guide movement; And the moving guide part is an auxiliary guide roller positioned between the blocking member and the main guide roller to guide the movement of the wire. Claim 4 has been abandoned due to the setting registration fee. 3. The method of claim 2, And the control unit is electrically connected to an alarm generator that displays an alarm signal to the outside when the output signal is short-circuited. Claim 5 was abandoned upon payment of a set-up fee. The discharge part may have an opening and closing door hinged at one end of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and an upper end of one side of the cover tape storage container. A cover tape storage amount sensing unit, comprising: an auxiliary magnet actuated. Claim 6 has been abandoned due to the setting registration fee. 3. The method of claim 2, The discharge part may have an opening and closing door hinged at one end of one end of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and installed at an upper end of one side of the cover tape storage container and electrically connected to the controller. And an electromagnet which releases an attraction force acting on the main magnet when the output signal is short-circuited and receives an electrical signal from the control unit. A feeder body on which one side of the reel is rotatably supported, the electronic component supply tape having a cover tape attached thereto; A cover tape guide part provided on the feeder body to separate the cover tape from the electronic component supply tape supplied from the reel and guide the cover tape to a predetermined position; A cover tape storage container provided on the feeder body, the cover tape storage container having a predetermined space and an inlet portion through which the separated cover tape is introduced into the space and a discharge portion for discharging the cover tape to the outside; And The tape feeder having a cover tape storage amount sensing unit comprising a control module for outputting a visible signal to the outside when the amount of the cover tape to be drawn reaches a predetermined amount. Claim 8 was abandoned when the registration fee was paid. 8. The method of claim 7, The control module includes a detector disposed in the vicinity of the cover tape storage container and having a light emitting portion for emitting light and a light receiving portion for receiving the emitted light, and outputting a predetermined signal when light is received at the light receiving portion; A short circuit part disposed near the detector to selectively short-circuit a signal output from the detector, a pressure sensing unit physically pressurized by the cover tape that is inserted, and connected to the pressure sensing unit and pressurized according to the pressurization A movement guide unit for shortening the output signal of the sensor by moving the position until the predetermined amount, a control unit electrically connected to the sensor and receiving a signal indicating that the output signal is short-circuited; When the output signal is shorted, the schedule information is displayed to the outside. Tape feeder having a cover tape storage amount detection unit comprising the display. Claim 9 has been abandoned due to the setting registration fee. 9. The method of claim 8, The pressure sensing unit is installed on an inner wall of the cover tape storage container and fixed to one end of a wire, and installed on an inner wall of the cover tape storage container so as to be spaced apart from the fixing roller by a predetermined distance, and pressurized by the cover tape to be inserted. It is provided with a main guide roller for guiding the movement of the wire, The short circuit part is installed to be movable near the detector and is connected to the other end of the wire to open or block the output signal of the detector depending on whether the wire is pressed, and the blocking member is disposed in an inner space. A detector bracket on which the detector is installed, and a guide bracket installed near the cover tape storage container to guide both sides of the blocking member to guide movement; And the moving guide part is an auxiliary guide roller positioned between the blocking member and the main guide roller to guide the movement of the wire. Claim 10 has been abandoned due to the setting registration fee. 9. The method of claim 8, And the control unit is electrically connected to an alarm generating unit that displays an alarm signal to the outside when the output signal is short-circuited. Claim 11 was abandoned when the registration fee was paid. 8. The method of claim 7, The discharge part has an opening and closing door hinged at one end of one end of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and is installed at an upper end of one side of the cover tape storage container so that the main magnet and manpower A tape feeder having a cover tape storage sensing unit, comprising: an auxiliary magnet actuated. Claim 12 is abandoned in setting registration fee. 9. The method of claim 8, The discharge part may have an opening and closing door hinged at one end of one end of the cover tape storage container, a main magnet provided at the other end of the opening and closing door, and installed at an upper end of one side of the cover tape storage container and electrically connected to the controller. And an electromagnet configured to receive an electrical signal from the controller when the output signal is short-circuited and release an attraction force acting on the main magnet.

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