JP2568019B2 - Chip mounter chip parts supply device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chip component supply technology, and more particularly to a chip mounter for supplying a chip electronic component which is reduced in size and weight to a chip mounter capable of preventing static electricity when a protective tape is peeled off. The present invention relates to a technology effectively applied to a mounter chip component supply device.

[0002]

2. Description of the Related Art For example, when a chip-shaped component such as a semiconductor device or an electronic component such as a resistor or a capacitor is mounted on a substrate, the chip component is held in a row at a predetermined interval on the tape and the tape is taped. By intermittently feeding from the tape supply unit such as reel to the chip ejection unit,
It is conceivable to take out the tape from the tape to the chip mounter at the chip take-out portion and mount the chip component on the substrate by the chip mounter.

[0003]

However, in the above-described conventional chip component supply technique, the chip component is taken out from the holding tape at the chip component take-out position after the protective tape is peeled off. When the protective tape is peeled off, the chip component may stick to the protective tape due to static electricity and jump out from the chip component holding hole.

Therefore, an object of the present invention is to prevent adhesion of a chip component to a protective tape due to electrostatic attraction without adding a special mechanism, to stabilize the component supply and component mounting operation, and to reduce the structural limitation. It is an object of the present invention to provide a chip component supply device for a chip mounter capable of achieving a wider width.

The above and other objects and novel features of the present invention will be apparent from the description of this specification and the accompanying drawings.

[0006]

Of the inventions disclosed in the present application, a representative one will be briefly described below.
It is as follows.

That is, a chip component supply device for a chip mounter of the present invention is a chip component supply device for supplying a large number of chip components held on a tape from a tape supply part to a chip part extraction part of a chip mounter, The swingable operating lever having the first, second, third and fourth arm portions, and the second arm of the operating lever against the biasing force of the elastic member attached to the first arm portion of the operating lever. A drive source that applies an operating force to the section, and a tape feeding unit that is interlockingly connected to the third arm section of the operation lever and that has an operation claw at its tip pressed in the tape feeding direction to intermittently feed the tape at a predetermined pitch. It is interlockingly connected to the third arm of the actuating lever via an elastic member, a peeling slit of the tape is formed at a predetermined distance from the tip, and the tape feeding direction while covering the tape. A tape shutter means for driving,
The protective tape is peeled off before the predetermined number of steps immediately before the chip component is taken out from the tape intermittently fed by the tape feeding means through the peeling slit of the tape shutter means, which is interlocked with the fourth arm portion of the actuating lever. And a chip take-out means for taking out a chip component from the tape from which the protective tape has been peeled off.

In this case, the tape feeding means, the tape shutter means, and the protective tape peeling means are operated in conjunction with the rocking of the actuating lever by the driving source, and the tape feeding means changes the state of covering with the protective tape. When the tape is sent to the chip component take-out portion and the chip part is taken out by the chip take-out means, an actuating force is applied to the operating lever to move the tape shutter means in the direction opposite to the tape feeding direction, and after taking out the chip part, The actuating force on the actuating lever is released to return the tape feeding means, the tape shutter means, and the protective tape peeling means to the tape feeding direction, and the tape is intermittently fed at a predetermined pitch, and at the same time, the protective tape peeled from the tape is removed. It is adapted to be wound at a predetermined pitch.

Further, before the predetermined number of steps immediately before the chip take-out means takes out the chip parts, the protective tape peeling means peels off the protective tape through the peeling slit of the tape shutter means, and the chip taking-out means makes the chip parts. The tape shutter means is opened only immediately before taking out the tape.

Further, the protective tape peeling means is a take-up roller which can be intermittently fed at a predetermined pitch, and a predetermined value of elastic force is applied to the take-up roller via an elastic member.
The winding torque of the protective tape peeling means can be changed.

Further, the tape feeding unit is connected to the tape feeding unit, and the position of the tape reel detachably attached to the tape feeding unit can be changed.

Further, the actuating claw of the tape feeding means is provided with a plurality of notches having a predetermined length pitch, and the intermittent feeding pitch of the tape can be switched by selecting these notches.

[0013]

According to the above-described chip component supply device for the chip mounter, since the operating lever, the driving source, the tape feeding means, the tape shutter means, the protective tape peeling means and the chip removing means are provided, The tape feeding means, the tape shutter means, and the protective tape peeling means can be operated in conjunction with the swing.

That is, the tape covered with the protective tape is sent out to the chip component take-out portion through the tape sending means, and an actuating force is applied to the driving source to move the tape shutter means in the direction opposite to the tape feeding direction.
The chip component can be taken out by the chip taking-out means.

On the other hand, after the chip parts are taken out, the actuating force to the drive source is released and the tape feeding means, the tape shutter means and the protective tape peeling means are returned in the tape feeding direction, whereby the tape is moved at a predetermined pitch. At the same time as intermittent feeding, the protective tape peeled off from the tape can be wound at a predetermined pitch.

With this, the protective tape can be peeled off before a predetermined number of steps immediately before the chip component is taken out, and the shutter can be opened only immediately before the chip component is taken out. Therefore, when the protective tape is peeled off, The chip parts are electrostatically adsorbed on the protective tape by static electricity,
There is no danger of popping out due to impact, etc., and the chip component can be taken out reliably.

In this case, the winding torque of the protective tape can be varied by applying an elastic force of a predetermined value to the winding roller of the protective tape peeling means, so that the protective tape can be securely bent without bending. It is possible to wind up.

Further, by mounting the tape reel of the tape supply section connected to the tape feeding means in a variable position, it is possible to mount the tape reel having a width wider than that of the mechanical parts, so that the tape reel can be mounted. It can be arranged in multiple lines.

Further, since the notch having a predetermined length pitch is selectably provided on the actuating pawl of the tape feeding means, the intermittent feeding pitch of the tape can be switched, so that for tapes having different chip component arrangement pitches. Can also respond.

[0020]

FIG. 1 is a side sectional view showing an essential part of a chip component supply device for a chip mounter according to an embodiment of the present invention.
3A and 3B are side views showing a tape supply unit for supplying a chip component in the chip component supply apparatus of this embodiment.
FIG. 4 is an explanatory view showing a state where a chip component is taken out in the chip component supply device of this embodiment.

First, the construction of the chip component supply device for the chip mounter of this embodiment will be described with reference to FIG.

The chip component supplying device of this embodiment is a chip component supplying device for supplying a large number of chip components held on a tape to a chip component extracting portion of a chip mounter, and supplies a tape holding chip components. A tape reel (tape supply section) 1, an operating lever 2 having a plurality of arms, a sprocket (tape feeding means) 3 for intermittently feeding the tape at a predetermined pitch, and a tape feeding direction while covering the tape. A shutter (tape shutter means) 4, a take-up roller (protection tape peeling means) 5 for peeling the protective tape from the tape, a vacuum suction head (chip taking-out means) 6 for taking out chip components, and the like, and an operating lever by a driving source. The sprocket 3, the shutter 4, and the take-up roller 5 are operated in conjunction with the swinging of 2. That.

Then, the tape is sent out from the tape reel 1 by the rotation of the sprocket 3, and the shutter 4 is moved in the direction opposite to the tape feeding direction by applying an actuating force to the actuating lever 2, and the vacuum suction head 6 causes the chip parts. Is taken out. After that, the sprocket 3, the shutter 4, and the take-up roller 5 are returned in the tape feeding direction by releasing the actuation force on the actuating lever 2, and the sprocket 3 intermittently feeds the tape at a predetermined pitch, and at the same time, the tape is ejected from the tape. The peeled-off protective tape is wound around the winding roller 5 at a predetermined pitch.

In the chip component supplying apparatus of this embodiment, the tape 7 having the structure shown in FIG. 3 is supplied from the tape reel 1. That is, the chip components 8 are accommodated in the chip component holding holes 10 formed in the holding tape 9 of the tape 7 at a predetermined pitch.
The lower surface side of 0 is supported by the support tape 11 so that the chip component 8 does not drop, and the upper surface side is covered with the protective tape 12 so that the chip component 8 is held so as not to jump out from the chip component holding hole 10. .

Next, each component of the chip component supply device will be described in detail. Note that, in FIG. 1, each component is interlocked in the solid arrow direction when an actuating force is applied to the actuating lever 2, and is moved in the dotted line direction when the actuating force is released. .

A tape 7 having a large number of chip components 8 arranged in a row at a predetermined pitch is wound around the tape reel 1, and the tape reel 1 is detachably attached to a tape supply frame 13. Also, this tape supply frame 13
2 is rotatably attached to the main body frame 14 at a predetermined angle (approximately 65 degrees in this embodiment) as shown in FIG. 2, and the positions thereof are shifted so that the tape reels 1 do not overlap in the case of multiple arrangement. It can be attached.

The tape 7 wound around the tape reel 1 is applied with a constant tension by the tension lever 15 and resists the urging force of the tension spring 17 with the pin 16 as the axis as shown in FIG. It is guided by a tape guide 18 that is swingably provided, is sandwiched between the shutter 4 and the shutter 4 by a predetermined biasing force of the tension spring 17, and is unwound. After being sucked and taken out from the chip component holding hole 10, the empty holding tape 9 and supporting tape 11 are guided to the passage 19 and discharged.

The operating lever 2 includes a first arm portion 20 and a second arm portion.
Arm 21, third arm 22, and fourth arm 2
3, each arm portion 20 to 23 is formed to extend outward so as to form an angle of approximately 90 degrees with each other. The actuating lever 2 is located above the body frame 14 and the pin 2
4 is rotatable clockwise from the solid line position in FIG. 1 to the position indicated by the chain double-dashed line in FIG. 1, and is urged counterclockwise by a tension spring (elastic member) 25 attached to the first arm portion 20. It is installed in a closed state.

A roller 26 is attached to the second arm portion 21 of the operating lever 2 in a direction perpendicular to the plane of the drawing, and is operated in association with the vertical movement of the operating head 27 by the drive source of the chip mounter, for example. The driving force to the roller 26 gives an operating force in the downward direction of the solid arrow. That is, since the driving force to the actuating lever 2 is given in common with the driving source of the chip mounter itself, a driving source unique to the chip component supply device is not required in this embodiment, and the entire device has a simple and compact structure. Has become.

Further, the third arm portion 22 of the operating lever 2
The operating claw 29 movable in the left-right direction in FIG. 1 with the pin 28 as an axis and the guide 3 fixed to the operating claw 29.
0 is provided, and the shutter 4 movable in the left-right direction by the biasing force of the operating spring (elastic member) 31 is provided, so that the operating pawl 29 and the shutter 4 are operated in conjunction with the rotation of the operating lever 2. It has become.

That is, the operating claw 29 receives the downward urging force of the tension spring 32 due to the downward operating force of the operating lever 2 on the roller 26, and moves to the left of the solid arrow.
That is, it is moved in the opposite direction to the tape feeding direction,
When the operating force is released, the tape is returned in the tape feeding direction indicated by the dotted line.

The tip of the operating claw 29 has a ratchet wheel 3 rotatably attached to the body frame 14.
The ratchet wheel 33 is intermittently rotated only in one direction, that is, in the clockwise direction when the ratchet wheel 33 is engaged with the claw 3 and the operating force to the operating lever 2 is released. The sprocket 3 coaxially fixed to the ratchet wheel 33 is also rotated along with the rotation of the ratchet wheel 33 in the tape feeding direction.

Further, the sprocket 3 is provided with projections 34 that mesh with pitch holes (not shown) of the tape 7 all around, and the tape 7 sandwiched between the tape guide 18 and the shutter 4 is fed. The structure is such that intermittent feed is performed for each pitch. In this case, the sprocket 3 is prevented from rotating counterclockwise by the reverse rotation preventing claw 36 that is engaged with the claw of the ratchet wheel 33 by the urging force of the tension spring 35.

The operating claw 29 is provided with two notches 37, 38 having a narrow pitch and a wide pitch. By selecting these notches 37, 38 with the timing switching screw 39, the operating claw 29 is moved leftward. When returning, the timing of disengagement from the pawl of the ratchet wheel 33 is changed,
The intermittent feed pitch of the tape 7 by the sprocket 3 can be switched.

On the other hand, the shutter 4 which is interlocked with the third arm portion 22 of the operating lever 2 via the operating spring 31 is fixed to the operating pawl 29 by the downward operating force of the roller 26 of the operating lever 2. The main body frame 14 that is in contact with the guide 30 and is loosely inserted into the long hole 40 provided in the shutter 4.
Of the operating spring 31 to a position where it is guided by the guide 41 of the main body frame 14 and abuts on the guide 42 fixed to the main body frame 14.
Is moved to the left of the solid line of the arrow, that is, in the direction opposite to the tape feeding direction, and when the operating force is released, the tape is returned to the tape feeding direction of the dotted line.

Further, the front end portion 43 of the shutter 4 is formed in an L-shape in the direction perpendicular to the paper surface so that the tape 7 is covered and sent out, and further the L-shaped rear end portion is provided. On the other hand, a peeling plate 45 for peeling the protective tape 12 from the tape 7 is attached by leaving a slight peeling slit 44, and the peeling plate 45 and the L-shaped tip portion 43 are moved close to and separated from the chip component take-out position of the chip mounter. It is supposed to be done.

Then, the tape 7 guided and fed by the tape guide 18 is separated from the tip end portion 43 of the shutter 4 by a predetermined length through the peeling slit 44 when the operating force on the operating lever 2 is released. Then, the protective tape 12 is peeled off, and the protective tape 12 is sent out to the take-up roller 5 through the rollers 46 and 47 fixed to the main body frame 14 and the roller 48 fixed to the shutter 4 while being fed to the chip component holding hole 10. The holding tape 9 containing the chip component 8 is further guided to the tape guide 18,
Even after the protective tape 12 is peeled off, the protective tape 12 is covered by the front end portion 43 of the shutter 4 and sent to the sprocket 3.

Further, the fourth arm portion 23 of the operating lever 2
1 is provided with an operating claw 50 that is movable from the upper right of FIG.
A constant tension is applied by the biasing force of the tension spring 51 to the lower left diagonal direction. And the operating lever 2
The operating force moves the operating claw 50 in the upper right diagonal direction of the arrow solid line against the biasing force of the tension spring 51, and is released in the lower left diagonal direction of the arrow dotted line by releasing the operating force.

Further, the operating claw 50 is formed by the main body frame 1
Ratchet wheel 52 rotatably mounted on 4
The ratchet wheel 52 is intermittently rotated only in one direction, that is, in the clockwise direction when the ratchet wheel 52 is engaged with the claw and the operating force to the operating lever 2 is released. The take-up roller 5 coaxially fixed to the ratchet wheel 52 is also rotated in association with the rotation of the ratchet wheel 52, and the protective tape 12 sent from the peeling slit 44 through the rollers 46 to 48 is predetermined. It has a structure in which it is wound at every pitch.

The vacuum suction head 6 is lowered in the downward direction of the solid arrow at the same time as the downward actuating force on the actuating lever 2, and is accommodated in the chip component holding hole 10 of the holding tape 9 from which the protective tape 12 has been peeled off. The chip component 8 is taken out.

In this case, as shown in FIG. 3, the protective tape 12 is peeled off a predetermined number of steps before taking out the chip component 8 (three steps before in this embodiment), and the chip component 8 is removed from the protective tape 12 by static electricity. The tape 7 is further covered with the tip end portion 43 of the shutter 4 so as to prevent the adhering of the chip 4, and the shutter 4 is moved to the left to open the chip component 8 only immediately before the chip component 8 is taken out.

Next, the operation of this embodiment will be described.

First, as a preparation step, the tape 7 wound around the tape reel 1, that is, the chip component 8 is accommodated in the chip component holding hole 10, and the upper portion thereof is the protective tape 12.
As shown in FIG. 1, the tape 7 covered with is guided to the passage 19 through the inclined portion of the tape guide 18 so as to be interposed between the lower surface side of the shutter 4 and the upper surface side of the sprocket 3.

At this time, the protective tape 12 is peeled off from the tape 7, the free end side of the peeled protective tape 12 is folded back through the peeling slit 44 of the shutter 4 as shown in FIG. The winding roller 5 is wound so that it does not become loose.

Next, a case where the drive source of the chip mounter is actually operated to take out the chip component 8 will be described. In this case, in the state of FIG. 1, it is assumed that the protective tape 12 of the plurality of chip components 8 is peeled off and can be taken out by the vacuum suction head 6 as shown in FIG. 3 (a).

First, in the state shown in FIG. 1, when the driving source of the chip mounter lowers a predetermined stroke, the vacuum suction head 6 and the operating lever 2 which take out the chip component 8 in association with the lowering operation are operated. The working head 27 for applying power is lowered.

The roller 2 of the second arm portion 21 of the operating lever 2 is interlocked with the lowering operation of the operating head 27.
By pushing 6 downward in the solid line of the arrow, the operating lever 2 resists the urging force of the tension spring 25 of the first arm portion 20 from the solid line position in FIG. Turn to.

At this time, the operating lever 2 is changed from the state shown in FIG.
The operating claw 29 interlocked with the third arm portion 22 moves leftward while being urged downward by the tension spring 32, and the shutter 4 also interlocked with the third arm portion 22 is The biasing force of the actuating spring 31 moves the actuating claw 29 in the left direction of the arrow to a position where the actuating claw 29 comes into contact with the guide 30 and also comes into contact with the guide 42 fixed to the main body frame 14.

Then, after the vacuum suction head 6 is lowered by a predetermined stroke by the drive source of the chip mounter, the lowering operation is stopped and the vacuum suction head 6 is housed in the chip component holding hole 10 as shown in FIG. 3 (b). The vacuum suction head 6 comes close to the upper surface of the chip component 8 so that the chip component 8 can be taken out.

That is, the upper surface of the first chip component 8 to be taken out is released from the tip end portion 43 of the shutter 4 by moving the shutter 4 to the left, whereby the vacuum suction head 6 is peeled off the protective tape 12. The chip component 8 in the chip component holding hole 10 can be sucked.

After that, the vacuum suction head 6 is raised by a predetermined stroke by the drive source of the chip mounter, the chip component 8 is taken out from the chip component holding hole 10, and the vacuum suction head 6 is rotated and moved, for example. Can be mounted on a printed circuit board or the like.

Then, when the vacuum suction head 6 is raised, the operating head 27 is raised together with it, and the operating lever 2 is rotated counterclockwise by the urging force of the tension spring 25 attached to the first arm portion 20, Figure 1
Return to the state of.

At this time, as the actuating lever 2 rotates counterclockwise, as shown in FIG.
The actuating claw 29 interlockingly connected to the arm portion 22 has a tension spring 3
While being urged downward by 2, it moves to the right of the arrow.

Then, the operating pawl 29 intermittently rotates the ratchet wheel 33 at a front end thereof at a predetermined angle in a clockwise direction, and the sprocket 3 is intermittently rotated clockwise in association with this, whereby the tape 7 is pitched by one pitch. It can be sent to the passage 19 side. By this delivery, the chip component 8 in the chip component holding hole 10 to be sucked next is supplied to the chip component taking-out position.

At this time, the shutter 4 to which the peeling plate 45 is attached also moves along with the feeding of the tape 7 as shown in FIG. 3B. That is,
Before the predetermined step of taking out the chip component 8, the protective tape 1
2 can be peeled off through the peeling slit 44, and even after the protective tape 12 is peeled off, the tip portion 43 of the shutter 4 can supply the chip component 8 in the chip component holding hole 10 to the chip component extraction position. it can.

On the other hand, the peeled protective tape 12 is actuated by the actuating claw 5 which is interlocked with the fourth arm portion 23 of the actuating lever 2.
0 is wound around the winding roller 5 by being moved in the diagonally lower left direction of the arrow dotted line by the urging force of the tension spring 51 and returning.

That is, the operating claw 50 moves diagonally to the lower left, whereby the operating claw 50 moves.
2 is intermittently rotated by a predetermined angle in the clockwise direction, and the winding roller 5 is entrained in this rotation, so that the protective tape 12 is applied to the winding roller 5 by a constant tension of the tension spring 51 in the lower left diagonal direction. Can be rolled up.

In this way, a series of operations for taking out the chip component 8 is repeated, and the next chip component holding hole 10
At the same time that the chip component 8 of FIG. Suction head 6
The chip component 8 is taken out by.

Therefore, according to the chip component supply device of the chip mounter of this embodiment, the tape 7 covered with the protective tape 12 is sent to the chip component take-out position through the sprocket 3, and the actuation force from the drive source is applied. To move the operating claw 29 and the shutter 4 in the direction opposite to the tape feeding direction, take out the chip component 8 by the vacuum suction head 6, and thereafter release the operating force from the drive source to restore the operating claw 29 and the shutter 4. By rotating the sprocket 3 and the take-up roller 5 in the tape feeding direction, the tape 7 is intermittently fed at a predetermined pitch, and at the same time, the protective tape 12 peeled from the tape 7 is taken up at a predetermined pitch. You can As a result, the following effects can be obtained.

(1) The protective tape 12 can be peeled off through the peeling slit 44, and thereafter the chip component 8 housed in the chip component holding hole 10 can be delivered to the chip component removal position while being covered with the tip end portion 43 of the shutter 4. Therefore, when the protective tape 12 is peeled off, the chip component 8 may be ejected from the chip component holding hole 10 even if the protective tape 12 is attracted to the protective tape 12 due to static electricity or is impacted after the protective tape 12 is peeled off. Disappears.

(2). The ratchet wheel 52, which is coaxially rotated with the winding roller 5, is engaged with the operating pawl 50 to which a constant tension is applied by the tension spring 51. It can be reliably wound without bending.

(3) Since the tape reel 1 can be displaced and mounted by mounting the tape supply frame 13 on the main body frame 14 in a variable position, a plurality of tape reels 1 can be mounted even in a narrow lateral space. Can be arranged side by side.

(4) Two notches 37 and 38 having different pitches are provided on the operating claw 29, and these notches 37 and 38 can be selected by the timing switching screw 39, so that the intermittent feeding pitch of the tape 7 can be switched. You can

(5). The sprocket 3, the shutter 4, the winding roller 5 and the like are interlocked with the swing of the operating lever 2, and the driving source of the chip component supply device and the chip mounter are made to be common to each other. It can be simplified and miniaturized.

(6). Multiple tension springs 17, 25, 32, 3
By effectively utilizing the biasing forces of the actuators 5, 51 and the actuating spring 31, it is possible to reduce the drive consumption of the drive source and simplify the drive structure.

Although the invention made by the present inventor has been specifically described based on the embodiments, the present invention is not limited to the embodiments and various modifications can be made without departing from the scope of the invention. Needless to say.

For example, with respect to the chip component supplying device in this embodiment, the case where the chip component supplying devices shown in FIG. 1 are arranged in multiples has been described, but for example, one by one is directly used as a blanket for a parts feeder of a chip mounter. It goes without saying that various changes can be made to the mounting structure and the like.

Further, each component is not limited to the shape and structure shown in FIGS. 1 to 3, and in particular, the operating claw 29, the sprocket 3, the shutter 4 are interlocked with the swing of the operating lever 2. It suffices as long as it has a shape and structure in which the respective constituent elements such as the take-up roller 5 and the take-up roller 5 are operated in conjunction with each other.

Further, as the chip component 8, for example, a chip-shaped component such as a semiconductor device, a resistor or a capacitor can be widely applied.

[0070]

Advantageous effects obtained by typical ones of the inventions disclosed in the present application will be briefly described.
It is as follows.

(1). The tape feeding means, the tape shutter means, and the protective tape peeling means are operated in conjunction with the swing of the actuating lever by the drive source, and the tape fed by the tape feeding means is covered with the protective tape. To the chip part take-out section, and before the predetermined number of steps immediately before the chip take-out means takes out the chip part, the protective tape peeling means peels off the protective tape through the peeling slit of the tape shutter means, and the chip taking-out means By opening the tape shutter means only immediately before taking out the chip component, when the protective tape is peeled off, there is no fear that the chip component will be electrostatically attracted to the protective tape by static electricity or jump out due to impact. Reliably pick up the chip parts and improve the mounting reliability on the board by the chip mounter. Can be raised.

(2). The protective tape peeling means is a take-up roller that can be intermittently fed at a predetermined pitch, and a predetermined value of elastic force is applied to the take-up roller via an elastic member to protect the protective tape. Since the winding torque of the peeling means can be changed, the protective tape can be reliably wound without bending.

(3) The position of the tape reel can be changed by connecting the tape feeding unit to the tape feeding unit and being detachably attached to the tape feeding unit, so that the width is wider than that of the mechanical parts. It is possible to mount the tape reels by shifting the positions thereof, and at the same time, to arrange a plurality of tape reels, and at the same time, it is possible to narrow the width of the chip component supply device.

(4). By providing a plurality of notches with a predetermined length pitch in the operating pawls of the tape feeding means, it is possible to select these notches and switch the intermittent feeding pitch of the tape. It is possible to support tapes with different pitches.

(5) Due to the above (1) to (4), measures are taken against static electricity when the protective tape is peeled off during the supply of chip parts, which are particularly small and lightweight, to stabilize the parts supply and the parts mounting operation, It is possible to obtain a chip component supply device for a chip mounter that can structurally narrow the width.

[Brief description of drawings]

FIG. 1 is a side sectional view showing a main part of a chip component supply device for a chip mounter which is an embodiment of the present invention.

FIG. 2 is a side view showing a tape supply unit for supplying a chip component in the chip component supply device of this embodiment.

3 (a) and 3 (b) are explanatory views showing a state where a chip component is taken out in the chip component supply device of the present embodiment.

[Explanation of symbols]

 1 Tape Reel (Tape Supply Section) 2 Actuating Lever 3 Sprocket (Tape Feeding Means) 4 Shutter (Tape Shutter Means) 5 Winding Roller (Protection Tape Removing Means) 6 Vacuum Adsorption Head (Chip Extracting Means) 7 Tape 8 Chip Parts 9 Holding tape 10 Chip component holding hole 11 Support tape 12 Protective tape 13 Tape supply frame 14 Body frame 15 Tension lever 16 pin 17 Tension spring 18 Tape guide 19 Passage 20 First arm part 21 Second arm part 22 Third arm part 23 Third 4 Arm 24 Pin 25 Tension Spring (Elastic Member) 26 Roller 27 Actuating Head 28 Pin 29 Actuating Claw 30 Guide 31 Actuating Spring (Elastic Member) 32 Tension Spring 33 Ratchet Wheel 34 Protrusion 35 Tension Spring 36 Reverse Rotation Claw 37 Notch 38 Notch 39 Timing change screw 40 Long hole 41 Guide 42 Guide 43 Tip part 44 Peeling slit 45 Peeling plate 46 Roller 47 Roller 48 Roller 49 Pin 50 Operating claw 51 Tension spring 52 Ratchet wheel

Claims (2)

(57) [Claims] 1. A chip component supply device for supplying a large number of chip components held on a tape from a tape supply unit to a chip component extraction unit of a chip mounter, the devices extending outward with an angle of approximately 90 degrees. the first is set, the second, and the pivotable operating lever having a third and fourth arm portions, a driving source providing an actuation force to the second arm portion of the actuating lever, the third of the actuating lever A tape feeding unit that is interlockingly connected to the arm portion, and has an operating claw at the tip thereof pushed in the tape feeding direction to intermittently feed the tape at a predetermined pitch, and an elastic member to the third arm portion of the operating lever. A tape shutter means which is interlockingly connected, is formed with a peeling slit of the tape at a predetermined distance from the tip thereof, and drives in the tape feeding direction while covering the tape; 4 Protective tape peeling, in which the protective tape is peeled off a predetermined number of steps immediately before taking out the chip component from the tape, which is interlockingly connected to the arm portion and is intermittently fed by the tape feeding means, through the peeling slit of the tape shutter means. Means and
A chip take-out means for taking out the chip component from the tape from which the protective tape has been peeled off, and in conjunction with swinging of the operating lever by the drive source,
The tape feeding means, the tape shutter means and the front
The above-mentioned tape
The tape covered with the protective tape is fed by the feeding means.
The chip to the chip component unloading section,
When the chip parts are taken out by the ejecting means,
The tape shutter means is operated by applying an operating force to the moving lever.
Move in the direction opposite to the feed direction,
After removing the product, apply the operating force to the operating lever.
Release the tape feeding means, the tape shutter means
And return the protective tape peeling means in the tape feeding direction.
And the tape is intermittently fed at a predetermined pitch.
Sometimes the protective tape peeled off from the tape
Each of the pitches, the chip take-out means immediately before taking out the chip parts
Before the specified number of steps, the protective tape peeling means
Through the peeling slit of the tape shutter means,
Peel off the protective tape,
The tape shutter only just before taking out the chip component
Opening the means, the protective tape peeling means can be intermittently fed at a predetermined pitch
Function as a take-up roller, and an elastic member is attached to the take-up roller.
A predetermined value of elastic force is applied via the protective tape peeling means.
The winding torque of the tape is made variable, and the tape feeding unit is connected to the tape feeding unit,
Tape reel that can be detachably attached to the reel supply section.
The position can be changed, and a plurality of predetermined length pins can be attached to the operating pawls of the tape feeding means.
Notch, and by selecting the notch, the tape
A chip component supply device for a chip mounter, which is capable of switching the intermittent feed pitch . 2. A tape supply unit at the tape supply unit
When the frame is rotatably attached to the main frame,
When a plurality of tape reels are arranged, the tape
The chip component supply device for a chip mounter according to claim 1, wherein the reels are mounted so that their positions do not overlap each other .