JP2002232188A - Electronic component carrying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device for carrying electronic components, capable of taking out a front electronic component from electronic components such as a chip carried in an alignment state by utilizing an air pressure, without causing problems such as faulty chucking, faulty posture, or the like. SOLUTION: A negative air pressure acts on the interior of a carrying passage 2a, electronic components EC in the carrying passage 2a are carried in an alignment state, and a front electronic component EC abuts on a movable stopper 4. At this time, a negative air pressure acts on the front electronic component EC through a second air auxiliary passage 2a2 from an air passage 2d, and the front electronic component EC immediately before and after abutting on the movable stopper 4 is pulled downward, thereby closely adhering to the lower surface of the carrying passage 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic component conveying apparatus useful for taking out a leading electronic component from electronic components such as chip components conveyed in an aligned state.

[0002]

2. Description of the Related Art Japanese Patent Publication No. 6-82952 discloses an apparatus for transporting parts by using an air suction force. The device disclosed in the publication includes a tubular feed path, an opening for removing components provided at an end of the feed path, a stopper pin for positioning a leading chip component in the opening, and a stopper pin. It has an air suction hole provided at a position distant from the front chip component in contact with the front, and a shutter for opening and closing the opening.

[0003] In this device, an air suction force is applied to a feed path through an air suction hole with an opening closed by a shutter to convey chip components in the feed path toward a stopper pin. the forefront chip part can be brought into contact with the stopper pin. The first chip component that comes in contact with the stopper pin stops the air suction force,
In addition, after the shutter is moved to open the opening, the shutter is taken out.

[0004]

In the above-described apparatus for transferring parts by using a negative air pressure, the transfer path and the electronic parts are connected to each other even when the parts are transferred by using a positive air pressure. During the transport of components, the posture and position of the electronic components tend to be disturbed in the range of the clearance because irregular air flow occurs in the clearance between the components.
The leading chip component may come into contact with the stopper pin and stop in a state where the leading chip component is disturbed in posture and position, which may cause problems such as poor suction and poor posture when the leading chip component is taken out by the suction nozzle. .

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to make it difficult to pick up a leading electronic component from electronic components such as chip components transported in an aligned state by using air pressure. to provide an electronic component feeder can be taken out without causing or poor posture such problems.

[0006]

According to one aspect of the present invention, there is provided an electronic component conveying apparatus for conveying an electronic component having a predetermined shape in an aligned state, and a front end of the conveying passage. A movable stopper movable between a component take-out port provided in the hopper and a separated position away from the same position as the component stop position, and a movable stopper movable between a component take-out closing position and a component take-out open position A shutter, an air actuator capable of generating a negative or positive air pressure, and a first actuator for applying a negative or positive air pressure generated by the air actuator to the transport path to transport electronic components in the transport path. At least the first electronic component is negative or negative in order to contact the air flow path and the movable stopper at the component stop position or to bring the first electronic component into contact with the inner surface of the transport passage. Of the second air flow path for applying air pressure, is moved to the outlet opening position preparative parts movable shutter from the component outlet port closed position, and, is moved to the separation position of the movable stopper from the component stop position,
First drive means for returning the movable shutter from the component outlet open position to the component outlet closed position and returning the movable stopper from the separated position to the component stop position; and a movable shutter for removing the component from the component outlet open position. Negative or positive air pressure acts on the first air flow path from immediately before or after the movable stopper returns to the outlet closed position and the movable stopper returns to the component stop position from the separated position, and
And a second driving means for operating an air actuator so that a negative or positive air pressure acts on the air flow path.

According to this electronic component conveying device, the movable shutter returns from the component outlet open position to the component outlet closed position, and the movable stopper returns from the separated position to the component stop position immediately before or after the time. By applying a negative or positive air pressure in the transport passage through the first air flow path, the electronic components in the transport passage are transported in an aligned state, and the leading electronic component is brought into contact with the movable stopper. it can. In addition, immediately before or after the movable shutter returns from the component outlet open position to the component outlet closed position and the movable stopper returns from the separated position to the component stop position, at least the top through the second air flow path. By applying a negative or positive air pressure to the electronic component, at least the first electronic component can be brought into close contact with the inner surface of the transport path. In other words, even if the posture and position of the electronic component are disturbed in the range of the clearance between the transport passage and the electronic component during the component transport, the first and the second air flow paths are used to make use of the negative or positive air pressure. The posture and position of the electronic component can be corrected and a stable state can be obtained.

The above and other objects, constitutional features, and operational effects of the present invention will become apparent from the following description and the accompanying drawings.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 to 9 relate to one embodiment of the present invention. In the following description, the left side in FIG. 1 is referred to as front, the right side as rear, the near side as left, and the back side as right. I do.

The apparatus shown in FIGS. 1 to 9 is suitable for handling a quadrangular prism-shaped electronic component EC having a dimensional relationship of length> width = height. 2 is a passage member, 3 is a cover member, 4 is a movable stopper, 5 is a movable shutter, 6 is an operation lever, 7 is a first drive lever, 8 is a driven lever, 9 is a second drive lever,
10 is an air cylinder, 11 is a control valve, and 12 is an air tube.

The passage constituting member 2 is attached to the apparatus frame 1. The passage forming member 2 has a groove of rectangular cross section on the upper surface, the groove, by attaching the cover member 3 to the upper surface of the passage forming member 2, the electronic component E
The transport path 2a has a depth slightly larger than the width or height of C and the right and left dimensions. Also, the transport passage 2a
Has a concave portion having a rectangular cross section along the left and right opening edges, and the two concave portions are formed by attaching a cover member 3 on the upper surface of the passage component member 2 to form the first air auxiliary passage 2a1. Is configured. Further, there is a portion which is not covered by the cover member 3 at the front end of the transport passage 2a, and this portion constitutes a component outlet 2b through which a single electronic component EC can be exposed. Further, in a region from a position directly below the component outlet 2b on the bottom surface of the transport passage 2a to an air passage 2d described later, a rectangular recess having a rectangular cross section communicating with the air passage 2d is formed at the center of the bottom surface. The second air auxiliary passage 2a2 is formed. In the illustrated apparatus, as shown in FIGS. 7 and 8, the second air auxiliary passage 2a2 is formed such that the rear end thereof substantially coincides with the rear end of the leading electronic component EC which is in contact with the movable stopper 4. However, the rear end position of the second air auxiliary passage 2a2 may be slightly ahead or behind the rear end of the electronic component EC. Further, a concave portion 2c for arranging the movable shutter 5 is formed at a front portion of the upper surface of the passage constituting member 2, and the depth of the concave portion 2c matches the depth of the transport passage 2a. In other words, the front end of the transfer passage 2a is open in the rear surface of the recess 2c, the bottom surface of the transfer passage 2a is continuous without bottom and the stepped recess 2c. Further, an air passage 2d is formed vertically through the bottom surface of the concave portion 2c which is located at the front side of the component outlet 2b.

The movable stopper 4 has a rectangular parallelepiped shape having a vertical dimension substantially corresponding to the depth of the transport passage 2a and a right and left dimension smaller than the width of the path constituting member 2. In the movable stopper 4, an air passage 4a is formed by a hole penetrating in the vertical direction and a U-shaped recess formed on the upper surface so as to communicate with the hole. The dimensions substantially match the left and right dimensions of the first air auxiliary passage 2a1. In a state where the rear face of the movable stopper 4 is in contact with the rear surface of the recess 2c, 7 and 8
As shown in the figure, the lower end of the through hole of the air passage 4a coincides with the upper end of the air passage 2d. A guide groove 4b extending rearward from the front end is formed at a front portion of the movable stopper 4, and an upper protruding portion of a stopper rod 13 erected on the bottom surface of the concave portion 2c is formed in the guide groove 4b. Has been inserted. That is, the retracted position of the movable stopper 4 is defined by the rear surface of the recess 2c, and the advanced position is defined by the stopper rod 13. Further, between the movable stopper 4 and the rear surface of the concave portion 2c, a coil spring 4c for urging the movable stopper 4 forward (FIGS. 3 and 4).
See).

The movable shutter 5 has a vertical dimension substantially matching the sum of the depth of the transport path 2a and the thickness of the cover member 3, and
It has a rectangular parallelepiped shape having left and right dimensions substantially matching the width of the passage constituting member 2. The movable shutter 5 has two guide holes 5a extending in the front-rear direction. A guide rod 14 is inserted into each guide hole 5a from above, and a lower portion of each guide rod 14 is fixed to the bottom surface of the recess 2c. A recess 5b having a depth substantially matching the depth of the transport passage 2a and a front-rear dimension substantially matching the sum of the front-rear dimension of the component outlet 2b and the front-rear dimension of the movable shutter 4 is provided on the rear lower surface of the movable shutter 5. Are formed. A narrow portion is provided on the front side of the concave portion 5b, and the left and right dimensions of the portion substantially match the left and right dimensions of the movable stopper 4. In a state where the rear surface of the movable shutter 5 is in contact with the front surface of the cover member 3 and the component outlet 2b is closed, as shown in FIGS. 7 and 8, the inner step of the concave portion 5b is in contact with the rear surface of the concave portion 2c, and The inner surface on the front side of the concave portion 5b is in contact with the front surface of the movable stopper 4, and the rear surface of the movable stopper 4 is in contact with the rear surface of the concave portion 2c. Furthermore, on the left side surface of the movable shutter 5, the engaging grooves 8 of the driven lever 8
The operation rod 5c that can be inserted into the control rod 5a is provided sideways.

The operating lever 6, the first driving lever 7, the driven lever 8 and the second driving lever 9 respectively move the movable stopper 4, the movable shutter 5 and the air cylinder 10 based on the application and release of power to the operating lever 6. The lever mechanism which operates is constituted.

The first drive lever 7 is rotatably supported at its center by a support shaft 15 provided on the apparatus frame 1, and the L-shaped driven lever 8 has a bent portion having a support shaft 16 provided on the apparatus frame 1. The L-shaped second drive lever 9 is rotatably supported at its bent portion by a support shaft 17 provided on the apparatus frame 1. The lower end of the operation lever 6 is rotatably connected to the rear end of the first drive lever 7, the upper end of the operation lever 6 is rotatably connected to the front end of the second drive lever 9, and the lower end of the second drive lever 9. The front end of a rod 10a of the air cylinder 10 is rotatably connected to the air cylinder 10 via a connection plate 18. The operation lever 6 and the second drive lever 9 are inserted into gaps (no reference numeral) formed between the apparatus frame 1, the passage forming member 2, and the cover member 3. The front end of the first drive lever 7 and the rear end of the driven lever 8 face each other with a gap therebetween. When the rotation angle of the first drive lever 7 exceeds a predetermined angle, the front end of the first drive lever 7 causes the driven lever 8 to rotate. The rear end is pushed up.

The upper end of the driven lever 8 has a U-shaped engagement groove 8
The operating rod 5c of the movable shutter 5 is inserted into the engaging groove 8a. The driven lever 8 is biased clockwise in FIG. 1 by a coil spring 19 stretched between the driven lever 8 and the apparatus frame 1, and the rotation in the clockwise direction is restricted by a positioning stopper 20. The second drive lever 9 is urged clockwise in FIG. 1 by a coil spring 21 stretched between the second drive lever 9 and the apparatus frame 1, and the rotation in the clockwise direction is restricted by a positioning stopper 22.

The air cylinder 10 has two air supply / exhaust ports.
The rear end is rotatably supported by a support shaft 23 provided on the apparatus frame 1. A control valve 11 is attached to a rear air supply / exhaust port of the air cylinder 10, and a front air supply / exhaust port is open to the outside air. As can be seen from the valve symbols shown in FIG. 1, when the rod 10a is retracted from the forward position, the rear port of the control valve 11 becomes an exhaust port, and
Front opening of the control valve 11 is an intake port when the rod 10a moves forward from the retracted position. A rear end of an air tube 12 is connected to a front end of a control valve 11 serving as an intake port when the rod 10a of the air cylinder 10 advances from a retracted position, and a front end of the air tube 12 is connected to an air passage through a joint 24. 2d.

Although not shown, an alignment / supply mechanism for aligning and sending a large number of electronic components EC stored in a bulk state into the transport path 2a is provided at the rear end of the transport path 2a. In addition, the electronic components EC are sequentially supplied in the aligned state into the transport passage 2a by the continuous operation or the intermittent operation of the mechanism. The electronic component EC is, for example, a chip component such as a chip capacitor, a chip resistor, or a chip inductor, a composite component such as an LC filter, an array component such as a capacitor array or an inductor array, or another type of electronic component.

Parts transport by the above-mentioned apparatus is shown in FIGS.
As shown in (1), a force is applied to the upper end of the operation lever 6 using an appropriate driving device to move the operation lever 6 downward. Thereafter, the pressing force on the operation lever 6 is released, and the operation lever 6 is attached to the coil spring 21. The operation to return using the power,
It is carried out by repeating a predetermined cycle.

The electronic components EC are arranged in the transport path 2a in the length direction, and the leading electronic component EC is
When the operating lever 6 in the raised position is moved downward in the state of FIG. 7 in contact with the first driving lever 7, the first driving lever 7 rotates clockwise as shown in FIG. When the rotation angle exceeds a predetermined angle, the front end of the first drive lever 7 pushes up the rear end of the driven lever 8, and the driven lever 8 rotates counterclockwise.

When the driven lever 8 starts to rotate in the counterclockwise direction, the movable shutter 5 engaging the operating rod 5c in the engaging groove 8a of the driven lever 8 moves forward as shown in FIGS. At the same time, the movable stopper 4 also starts to move forward by the urging force of the coil spring 4c and moves forward away from the leading electronic component EC, so that the leading electronic component EC is not restrained at all by the movable stopper 4 and the second electronic component EC. It becomes a state. Since the movable stopper 4 is defined to advance by the stopper rod 13, it stops first when it reaches the separated position slightly away from the part stop position, but the movable shutter 5 stops the rotation of the driven lever 8 Go further until you do.

When the operation lever 6 in the raised position is moved downward, the second drive lever 9 rotates counterclockwise as shown in FIG.
Of the control valve 11 is an exhaust port at this time, the air in the air cylinder 10 is discharged to the outside air through the exhaust port.

The removal of the leading electronic component EC to the outside is performed in a state where the operation lever 6 is at the lowered position.
Specifically, as shown in FIG. 5, the suction nozzle SN descends from above the component outlet 2b and sucks the leading electronic component EC, and the sucked leading electronic component EC is directed to the outside through the component outlet 2a1. It is taken out. The leading electronic component EC taken out by the suction nozzle SN is mounted on, for example, a substrate or the like.

When the operating lever 6 at the raised position is returned after the leading electronic component EC is taken out, the first drive lever 7 rotates counterclockwise and returns as shown in FIG. 8 rotates clockwise by the urging force of the coil spring 19 and returns.

When the driven lever 8 starts rotating clockwise, as shown in FIG. 6, the movable shutter 5 engaging the operating rod 5c in the engaging groove 8a of the driven lever 8 starts to retreat, and retreats. After the movable shutter 5 comes into contact with the movable stopper 4, the movable stopper 4 retreats together with the movable shutter 5. Then surface movable shutter 5 stops retraction at which contact with the front surface of the cover member 3, the rear surface movable stopper 4 to stop the retreat where in contact with the rear surface of the recess 2b.

When returning the operating lever 6 at the lowered position, the second drive lever 9 rotates clockwise as shown in FIG. 1 to return, and the rod 10a of the air cylinder 10 moves forward from the retracted position. And return.

When the rod 10a of the air cylinder 10 starts to move forward, the rod 10a moves forward from a point slightly later than the point at which the rod 10a starts to move forward, specifically, immediately before or after the movable shutter 5 and the movable stopper 4 return. As shown in FIG. 7, for a predetermined time until the stop, the negative air pressure acts on the second air passage 2d through the front port of the control valve 11, the air tube 12 and the joint 24, and the movable stopper 4 is moved from the air passage 2d. A negative air pressure acts in the transport passage 2a through the air passage 4a and the first air auxiliary passage 2a1, and the electronic components EC in the transport passage 2a are transported forward in an aligned state, and the leading electronic component EC is moved forward. It comes into contact with the movable stopper 4. At the same time, the leading electronic component EC from the air passage 2d through the second air auxiliary passage 2a2.
A negative air pressure acts on the first electronic component EC, which attempts to contact the movable stopper 4 or has come into contact with the movable stopper 4, and is attracted downward so as to be in close contact with the lower surface of the transport passage 2 a.

As described above, according to the embodiment shown in FIGS. 1 to 9, the negative air pressure is applied to the inside of the transfer passage 2a to transfer the electronic components EC in the transfer passage 2a in an aligned state, and the leading end is moved. When bringing the electronic component EC into contact with the movable stopper 4, a negative air pressure is applied to the leading electronic component EC from the air passage 2 d through the second air auxiliary passage 2 a 2 to try to contact the movable stopper 4. Alternatively, the leading electronic component EC after the contact can be pulled downward and brought into close contact with the lower surface of the transport path 2a.

That is, even if the attitude and position of the electronic component EC are disturbed in the range of the clearance between the transport passage 2a and the electronic component EC during component transport, the second air auxiliary passage 2
The posture and position of the leading electronic component EC can be corrected and stabilized by utilizing the negative air pressure acting through a2, so that when the leading electronic component EC is taken out by the suction nozzle CN, There is no problem such as poor suction or poor posture.

In the embodiment shown in FIGS. 1 to 9, the second air auxiliary passage 2a2 is formed so as to correspond to the leading electronic component EC in contact with the movable stopper 4. The two air auxiliary passages 2a2 may be formed so as to correspond to two or more electronic components EC including the leading electronic component EC, and the second air auxiliary passage 2a2 'is transported as shown in FIG. It may be formed over the entire passage 2a.

In the embodiment shown in FIGS. 1 to 9,
It showed that providing the second air assist passages 2a2 on the lower surface of the transfer passage 2a, preferably the inner surface of the second convey the air assist passage 2a2 passage 2a is provided in the lower portion, the head of the electronic component EC The conveyance path 2a is drawn in either the left or right direction.
The same operation and effect as described above can be obtained even if it is brought into close contact with the inner side surface of the.

Further, in the embodiment shown in FIGS. 1 to 9, the front port of the control valve 11 is connected to the air passage 2d via the air tube 12, so that when the rod 10a of the air cylinder 10 moves forward, A negative air pressure is applied to the inside of the transport passage 2a from the front side of the transport passage 2a to perform component transport, and a negative air pressure is applied to the second auxiliary air passage 2a2 to transfer the leading electronic component EC to the inner surface of the transport passage 2a. A control valve similar to the control valve 11 is connected to a supply / exhaust port on the front side of the air cylinder 10 and a rear port of the control valve 11 is connected to the transfer passage 2a through an air tube. Connected to the air passage provided on the rear side of the transfer passage 2a via another air tube.
When the rod 10a of the air cylinder 10 moves forward, a positive air pressure is applied to the inside of the transfer passage 2a from the rear side of the transfer passage 2a when the rod 10a of the air cylinder 10 moves forward, so that the component transfer is performed. And a positive air pressure may be applied to the second air auxiliary passage to press the leading electronic component EC against the inner surface of the transport passage 2a so as to be in close contact therewith. The operation and effect can be obtained.

Of course, if a control valve similar to the control valve 11 is connected to each of the front and rear air supply / exhaust ports of the air cylinder 10, the front and rear ports of the two control valves can be selectively used. As a result, when the rod 10a of the air cylinder 10 moves forward, a negative air pressure is applied to the inside of the transport passage 2a from the front side of the transport passage 2a to convey components, and the positive air is supplied to the second air auxiliary passage. By applying pressure, the leading electronic component EC can be pressed against the inner surface of the transport passage 2a to be in close contact with the inner surface of the transport passage 2a, or when the rod 10a of the air cylinder 10 moves forward, A positive air pressure is applied to the second air auxiliary passage to perform component conveyance, and a negative air pressure is applied to the second air auxiliary passage to draw the leading electronic component EC to the inner surface of the conveyance passage 2a, thereby making the airtight. It can also be.

Further, in the embodiment shown in FIGS. 1 to 9, the first air auxiliary passage 2 is provided over the entire conveying passage 2a.
a1 is shown, but the first air auxiliary passage 2
a1 is not always necessary, and the same operation and effect as described above can be obtained even in a configuration excluding the first air auxiliary passage 2a1.

Further, the embodiment shown in FIGS. 1 to 9 has an air passage 4a formed by a vertically penetrating hole and a U-shaped recess formed on the upper surface so as to communicate with the hole. Although shown as movable stopper 4,
As shown in FIG. 11, a movable stopper 4 'having an air passage 4a' formed only by a U-shaped recess formed on the lower surface may be used in place of the movable stopper 4. Incidentally, the right and left dimensions of the U-shaped recess forming the air passage 4a 'substantially coincide with the right and left dimensions of the transport passage 2a. 'By employing the air passages 4a' movable stopper 4 as illustrated in FIG. 11 when allowed to act negative air pressure in the transfer passage 2a through performing parts conveying, the head of the electronic component EC of the conveyance path 2a Since it can be drawn to the bottom surface, a negative air pressure is applied to the leading electronic component EC through the second air auxiliary passage 2a2, and the posture and position of the leading electronic component EC are disturbed during component transport. Can be more accurately suppressed.

FIGS. 12A and 12B relate to another embodiment of the present invention, which is different from the embodiment shown in FIGS.
The point that the second air auxiliary passage 2a2 is excluded from the transport passage 2a, and that the guide wall 2a3 is erected at the front end of the lower surface of the two first air auxiliary passages 2a1 with the front and rear dimensions corresponding to the component outlet 2b. different. The other configuration is the same as that of the embodiment shown in FIGS.

The two guide walls 2a3 are for stabilizing the posture of the leading electronic component EC which comes into contact with the movable stopper 4, and the inner surface of each guide wall 2a3 is flush with the inner surface of the transport passage 2a. The height of each guide wall 2a3 substantially coincides with the upper side surface of the electronic component EC located in the transport path 2a. The transport path 2 is formed by the two guide walls 2a3.
The depth of a (the height of the inner surface) is high, and
Since the area of the surface facing the left and right side surfaces of the electronic component EC is increased, there is an effect that the posture disorder of the electronic component EC can be suppressed as compared with the case where there is no guide wall 2a3.

FIGS. 13A and 13B show a structure in which the same suppression effect as described above can be expected. FIG.
(A), the lower surfaces of the two first air auxiliary passages 2a1 are constituted by surfaces inclined upward toward the transport passage 2a,
The rising portions of the respective inclined surfaces are used as the guide portions 2a4, and the guide passages 2a4 allow the transport path 2 to be formed.
By increasing the depth a (the height of the inner side surface), the posture disturbance of the electronic component EC is suppressed. FIG.
(B) uses the inclined inner surface of the transport passage 2a as the guide surface 2a5 by gradually decreasing the left-right dimension of the transport passage 2a upward, and the guide surface 2a5 is used to guide the electronic component EC. Electronic parts EC by restricting movement
It is designed to suppress the disturbance of the posture.

In the embodiment shown in FIGS. 12A and 12B and the modification shown in FIGS. 13A and 13B, guides such as guide walls 2a3, guide portions 2a4 and guide surfaces 2a5 are provided. Leading electronic component E whose means abuts on movable stopper 4
Although the guide means is formed corresponding to C, each guide means may be formed so as to correspond to two or more electronic components EC including the leading electronic component EC.

In the embodiment shown in FIGS. 12A and 12B and the modification shown in FIGS. 13A and 13B, the front port of the control valve 11 is connected to the air through the air tube 12. Although it is connected to the passage 2d and performs a component transfer by applying a negative air pressure to the inside of the transfer passage 2a from the front side of the transfer passage 2a when the rod 10a of the air cylinder 10 advances, it is the same as the control valve. Is connected to the air supply / exhaust port on the front side of the air cylinder 10 so that the control valve 1
1 is connected to the air passage provided on the rear side of the transfer passage 2a via an air tube, the rod 10a of the air cylinder 10 moves from the rear side of the transfer passage 2a into the transfer passage 2a when the rod 10a advances. Parts can be conveyed by applying a positive air pressure.

Further, the guide wall 2a3 shown in FIGS. 12A and 12B and the guide portion 2a4 shown in FIG.
The configuration of the guide surface 2a5 shown in FIG. 13B may be adopted in the embodiments shown in FIGS. 1 to 9 as necessary.

As described above, in the above-described embodiment and the modified example, the one in which the quadrangular prism-shaped electronic component EC having the dimension relationship of length> width = height is conveyed has been described. By appropriately adjusting, not only a quadrangular prism-shaped electronic component having a dimensional relationship of length>width> height or a cylindrical electronic component, but also a quadratic prism and an electron having a three-dimensional shape different from the cylindrical shape. Parts can also be transported.

In the above-described embodiment and the modified example, the air cylinder 10 is a double-acting type having two air supply / exhaust ports. A single-acting air cylinder having an exhaust port may be used instead, or when two air pipes are used, the operation may be performed using two single-acting air cylinders.

Further, in the above-described embodiments and modifications, the air cylinder 10 operated by the lever mechanism as the source of the negative (or positive) air pressure is shown. An air actuator other than an air cylinder, for example, an elastically deformable air tank or airbag, a pump, or the like may be used as long as it can generate a positive air pressure.

[0045]

As described in detail above, according to the present invention,
Even if the posture and position of the electronic component are disturbed in the range of the clearance between the transport path and the electronic component during component transport, the leading electronic component is actuated using the negative or positive air pressure acting through the second air flow path. Since a stable state can be obtained by correcting the posture and position of the component, problems such as poor suction and poor posture do not occur when the leading electronic component is taken out by the suction nozzle or the like.

[Brief description of the drawings]

FIG. 1 is a left side view of a device according to an embodiment of the present invention, showing a state in which an operation lever is in a raised position.

FIG. 2 is a left side view of the device according to the embodiment of the present invention, showing a state where the operation lever is in a lowered position.

FIG. 3 is a diagram showing a state where a movable shutter and a movable stopper move forward.

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a diagram showing a state in which a leading electronic component is taken out by a suction nozzle.

FIG. 6 is a diagram showing a state in which a movable shutter and a movable stopper return.

FIG. 7 is a diagram illustrating a state in which electronic components in a transport path are transported.

FIG. 8 is a top view of FIG. 7;

9 is a sectional view taken along line AA of FIG. 8;

10 is a view showing a modification of the embodiment shown in FIGS. 1-9

FIG. 11 is a view showing another modification of the embodiment shown in FIGS. 1 to 9;

FIG. 12 is a partial longitudinal sectional view of a device and a sectional view taken along line BB of the device according to another embodiment of the present invention.

FIG. 13 shows a modification of the embodiment shown in FIG. 11, corresponding to FIG. 11 (B).

[Explanation of symbols]

EC: electronic component, 2a: transport passage, 2a1: first air auxiliary passage, 2a2, 2a2 ': second air auxiliary passage, 2
a3: guide wall, 2a4: guide portion, 2a5: guide surface, 2b: component outlet, 2d: air passage, 4, 4 '... movable stopper, 4a, 4a' ... air passage, 5: movable shutter, 6 ... operation Lever, 7: first drive lever, 8: driven lever, 9: second drive lever, 10: air cylinder, 10a: rod.

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3F070 AA14 BE03 BF01 BG02 BG04 FA01 FA09 FC01 FE05 FE06 FE07 5E313 AA03 AA21 CC02 CC03 CD03 DD01 DD02 DD06 DD10 DD11 DD19 DD23 DD42 DD50 FF04 FF07

Claims (5)

[Claims] 1. A transport path for transporting electronic components having a predetermined shape in an aligned state, a component outlet provided at a front end of the transport path, and a separated position separated from the same position as a component stop position. A movable stopper that can move between a component outlet closing position and a component outlet opening position, an air actuator that can generate a negative or positive air pressure, and an electronic component in the transport path. A first air flow path for applying a negative or positive air pressure generated by an air actuator for conveying in a conveying path, and an attempt to abut a movable stopper at a part stop position or after the abutment A second air flow path for applying a negative or positive air pressure to at least the first electronic component so that the first electronic component closely contacts the inner surface of the transport path; The movable shutter is moved from the component closing position to the separated position from the component stop position, and the movable shutter is returned from the component removing opening position to the component removing position, and is movable. First drive means for returning the stopper from the separated position to the component stop position, the movable shutter returning to the component outlet closed position from the component outlet open position, and the movable stopper returning to the component stopped position from the separated position. just prior to or from a later point in time,
Second driving means for operating an air actuator such that a negative or positive air pressure acts on the first air flow path and a negative or positive air pressure acts on the second air flow path. An electronic component conveying device characterized by the above-mentioned. 2. A first air flow path for applying a negative air pressure to the inside of the transfer passage from the front side of the transfer passage to transfer electronic components in the transfer passage forward, and a second air flow passage. 2. The electronic component according to claim 1, wherein the flow path is configured to apply a negative air pressure to at least the first electronic component to draw at least the first electronic component to the inner surface of the transport passage and make the electronic component adhere to the inner surface. 3. transport equipment. 3. The first air flow path is for applying a positive air pressure to the inside of the transport passage from the rear side of the transport passage to transport electronic components in the transport passage forward. 2. The electronic device according to claim 1, wherein the air flow path is for applying a positive air pressure to at least the first electronic component to press the at least the first electronic component against the inner surface of the transport passage so as to be in close contact therewith. Parts transfer device. 4. The first driving means and the second driving means are
The electronic component conveying device according to any one of claims 1 to 3, comprising a single lever mechanism having two drive systems. 5. The electronic component transport device according to claim 1, wherein the electronic component transport device comprises a single air cylinder having one or two air supply / exhaust ports of an air actuator.