JP2022143817A - Component storage device - Google Patents

Abstract

To provide a case capable of making an opening/closing mechanism of a component discharge port correspond to a mechanism on a feeder side by a simple structure.SOLUTION: A component storage device 200 that has a rectangular parallelepiped shape having a longitudinal direction, has a discharge port(opening) 6 at one end portion in a longitudinal direction, and stores a plurality of electronic components 50 from the discharge port 6 into the case 1 having a shutter member 3 sliding to open/close the discharge port 6. The component storage device includes a carrying portion 210 that continuously carries the plurality of electronic components 50, a discharging portion 230 that drops the electronic components 50 carried by the carrying portion 210 one by one by its own weight, and an installing portion 240 that is installed while the case is positioned so as to drop the electronic components 50 discharged from the discharging portion 230 into the discharge port 6. The installing portion 240 has a holding portion 250 that can hold the case 1 while turning the discharge port 6 upwards, and an opening/closing mechanism 260 that opens/closes a shutter member 3.SELECTED DRAWING: Figure 10

Description

The present invention relates to a component housing device for housing electronic components such as chip components in a case.

2. Description of the Related Art Conventionally, when transporting a large number of small electronic components such as chip components collectively, there is known a box-shaped case that collectively accommodates electronic components in a loose state (for example, Patent Literature 1).

JP 2009-295618 A

A case that accommodates a large number of components in a loose state is more efficient than a carrier tape or the like in terms of accommodation efficiency for accommodating a large number of components within a given volume. In order to promote efficiency, there is a need for a device that can automatically accommodate a large number of components within such a case.

SUMMARY OF THE INVENTION An object of the present invention is to provide a component storage device that can automatically store a large number of components in a case.

The component storage device according to the present invention is a rectangular parallelepiped case having a longitudinal direction, having an opening at one end in the longitudinal direction, and having a shutter member for opening and closing the opening by sliding. A component storage device for storing a plurality of components through the opening, comprising: a conveying unit for continuously conveying the plurality of components; a discharging unit for dropping the components conveyed by the conveying unit one by one under their own weight; an installation section installed in a state in which the case is positioned so that the parts ejected from the ejection section drop into the opening, wherein the installation section holds the case with the opening facing upward. It has a holding part that can be held and an opening/closing mechanism that opens and closes the shutter member.

ADVANTAGE OF THE INVENTION According to this invention, the components accommodation apparatus which can accommodate many components automatically in a case can be provided.

It is the perspective view which looked at the case which concerns on embodiment from the diagonal upper side, and shows the state with the discharge opening opened. It is a perspective view which shows the internal state of the case which concerns on embodiment, and shows the state in which the discharge port was opened. It is a perspective view which shows the internal state of the case which concerns on embodiment, and shows the state which the discharge port closed. It is the perspective view which looked at the case which concerns on embodiment from the diagonally downward side, and shows the state which the discharge port closed. It is a top view which shows typically the components accommodation apparatus which concerns on embodiment. 6 is a partial cross-sectional view corresponding to line VI-VI of FIG. 5; FIG. It is a partial cross-sectional side view which shows typically the discharge part which concerns on embodiment. It is a partial cross-sectional side view which shows the installation part in which the case which concerns on embodiment, and a case is installed. FIG. 4 is a partial cross-sectional side view showing a state in which the case according to the embodiment is installed in the installation portion and the discharge port of the case is closed; FIG. 4 is a partial cross-sectional side view showing a state in which the case according to the embodiment is installed in the installation portion and the discharge port of the case is open; It is a side view which shows the state by which the case was hold|maintained by the holding|maintenance part of the components accommodation apparatus which concerns on other embodiment. It is a side view which shows the state which installs a case diagonally with the holding|maintenance part which concerns on other embodiment, and accommodates an electronic component. 10A to 10C are side views showing, in the order of (a) to (c), states in which electronic components are housed while the case is being rotated from oblique placement to vertical placement by a holding portion according to another embodiment. FIG. 11 is a side view showing a state in which the case is placed horizontally by the holding portion according to another embodiment and electronic components are accommodated.

Embodiments of the present invention will be described below.
1 to 4 are diagrams relating to Case 1 according to the embodiment. 5 to 10 are diagrams relating to the component storage device 200 according to the embodiment. The component storage device 200 is a device that automatically stores a plurality of components inside the case 1 . First, case 1 will be described.

FIG. 1 is a perspective view of the case 1 viewed obliquely from above. The case 1 accommodates therein an electronic component 50 (shown in FIG. 2) as a component in a loose state. Case 1 is detachably set in feeder 100 . The feeder 100 is a device that ejects the electronic component 50 from the case 1 by vibrating and supplies the electronic component 50 to a mounting device (not shown). The electronic component 50 of the present embodiment is, for example, a minute rectangular parallelepiped electronic component with a length of 1.2 mm or less in the longitudinal direction. Such electronic components include capacitors, inductors, and the like, but the present embodiment is not limited to these.

2 and 3 are perspective views showing the internal state of the case 1 from which a second member 22, which will be described later, is removed. 2 shows a state in which the outlet 6 for ejecting the electronic component 50 is open, and FIG. 3 shows a state in which the outlet 6 is closed. The discharge port 6 is an example of an opening. FIG. 4 is a perspective view of the case 1 viewed obliquely from below.

The case 1 includes a case body 2, a shutter member 3, a slider 4 integral with the shutter member 3, and an RFID tag 5.

The case body 2 has a first member 21 and a second member 22 . The case 1 is a container in which a housing space S is formed inside by combining and joining a first member 21 and a second member 22 . The case body 2 includes a top plate portion 2U, a bottom plate portion 2D, a front wall portion 2F, a rear wall portion 2B, a right side wall portion 2R on the first member 21 side, and a left side wall portion 2L on the second member 22 side. And prepare. Inside the case 1, a plurality of electronic components 50 are accommodated in a loose state.

In this specification, the vertical direction of the case 1 when the case 1 is set on the feeder 100 is defined as the vertical direction of the case 1 . The side of the case 1 where the discharge port 6 is provided is the front side, and the opposite side is the rear side. The horizontal directions such as the left side and the right side are the horizontal directions when the case 1 is viewed from the front. The first member 21 is on the right side and the second member 22 is on the left side. The case 1 has a flat box-like shape that is long in the front-rear direction and thin in the left-right direction.
Each of the front wall portion 2F, the rear wall portion 2B, the right wall portion 2R, and the left wall portion 2L is a wall portion extending in the vertical direction, that is, in the up-down direction. Each of the top plate portion 2U and the bottom plate portion 2D is a plate portion extending in the horizontal direction, that is, in the front-rear direction (longitudinal direction).

As shown in FIGS. 1 and 4, the case 1 is constructed by combining a first member 21 and a second member 22, which are bilaterally symmetrical, and joined together. That is, each of the first member 21 and the second member 22 is a half-split body divided into left and right.

The case body 2 has a discharge port 6 on the lower side of the front wall portion 2F. The outlet 6 is a square opening in the embodiment. Note that the outlet 6 is not limited to a rectangular shape, and may be an opening having a contour such as a circle or an ellipse.

As shown in FIG. 2, the plate member 7 extends between the first member 21 and the second member 22 in the housing space S. As shown in FIG. The upper surface of the plate member 7 extends from the rear toward the lower edge 6a of the discharge port 6 in the front, forming an inclined surface 7a inclined so that the lower edge 6a side is the lowest. The inclination angle .theta. of the inclined surface 7a is preferably 3.degree.

As shown in FIG. 2, the shutter member 3 for opening and closing the outlet 6 extends continuously from the bottom plate portion 2D to the front wall portion 2F. The shutter member 3 opens and closes the outlet 6 by sliding along its own extending direction. The shutter member 3 extends continuously from the bottom plate portion 2D to the front wall portion 2F, and is slidable along its extending direction. The shutter member 3 is an elongate strip-shaped film member. The shutter member 3 is made of a flexible material that has some rigidity and is bendable, such as PET (polyethylene terephthalate). The width of the shutter member 3 is slightly larger than the width of the discharge port 6 and has a width capable of covering the discharge port 6 without any gap.

The shutter member 3 has an opening 3a having substantially the same shape as the discharge port 6 at its front end. When the opening 3a and the discharge port 6 are aligned, the discharge port 6 is opened. When the shutter member 3 covers the discharge port 6 , the discharge port 6 is closed by the shutter member 3 . The opening 3a does not need to have the same shape as the discharge port 6, and may have a shape and size that allows the discharge port 6 to open.

A concave portion 61 recessed from the outside to the inside of the case body 2 is provided above the discharge port 6 in the front wall portion 2</b>F of the case body 2 . A pair of guide grooves 62 extending in the vertical direction are provided on the side surfaces of the front wall portion 2F in the thickness direction, i.e., the left-right direction, at the portion where the discharge port 6 and the recessed portion 61 are provided. Both side portions extending in the longitudinal direction of the shutter member 3 are inserted into the left and right guide grooves 62 respectively. The shutter member 3 is guided by the guide groove 62 and slides vertically on the front wall portion 2F.

As shown in FIGS. 2 and 3, the rear end of the shutter member 3 is provided with a circular hole 3b. A slider 4 is attached integrally with the shutter member 3 using the hole 3b. The slider 4 is a rectangular parallelepiped member, and as shown in FIG. 4, has a lower opening 4c that opens downward, and has a front end plate portion 4d and a rear end plate portion 4e.

As shown in FIGS. 2 and 3, the slider 4 has flanges 4a extending in the left-right direction at its upper end. The slider 4 has a convex portion 4b on its upper surface. The protrusion 4b is fitted into the hole 3b of the shutter member 3 and protrudes upward, whereby the slider 4 is integrated with the shutter member 3. As shown in FIG.

As shown in FIG. 4, the bottom plate portion 2D of the case 1 is provided with a concave portion 23 that is concave upward and elongated in the front-rear direction. A slit 24 is provided on the front surface of the recess 23 . A rear end portion of the shutter member 3 is inserted through the slit 24 . The rear end of the shutter member 3 extends along the bottom surface of the recess 23 through the slit 24 . A pair of front and rear recesses 26a and 26b are provided on the lower surface of the recess 23. As shown in FIG. The convex portion 4b of the slider 4 can be fitted into each of the recesses 26a and 26b.

Groove portions 25 extending in the front-rear direction are provided on both sides of the bottom plate portion 2</b>D in the left-right direction where the recess portions 23 are provided. Left and right flange portions 4a of the slider 4 are inserted into the left and right groove portions 25, respectively. As the flange portion 4a slides back and forth along the groove portion 25, the slider 4 slides back and forth. At this time, the sliding range of the slider 4 is between the position where the protrusion 4b engages with the front recess 26a and the position where it engages with the rear recess 26b.

As shown in FIG. 3, when the projection 4b of the slider 4 is fitted into the front recess 26a, the opening 3a of the shutter member 3 is positioned within the recess 61 and does not match the discharge port 6. As shown in FIG. At this time, the entire outlet 6 is closed by the shutter member 3 and the electronic component 50 is not discharged from the outlet 6 to the outside. On the other hand, when the shutter member 3 slides rearward and the projection 4b fits into the recess 26b on the rear side as shown in FIG. At this time, the ejection port 6 is opened, and the electronic component 50 can be ejected from the ejection port 6 .

As shown in FIGS. 1 and 2, the case body 2 has an upper grip portion 10A and a rear grip portion 10B. The upper grip portion 10A is a pair of front and rear depressions provided at both front and rear ends of the upper side of the case body 2 . The rear gripping portions 10B are a pair of upper and lower depressions provided at both upper and lower ends of the rear side of the case body 2 . Each of the upper gripping portion 10A and the rear gripping portion 10B is gripped by the robot hand, for example, when the case 1 is transported by the robot hand.

As shown in FIGS. 1 and 2, a through hole 9 penetrating from side to side is provided at a lower portion of the case body 2 at a position substantially corresponding to the concave portion 23 . The through hole 9 is a slit-shaped hole extending in the front-rear direction. A strip-shaped RFID tag 5 extending in the front-rear direction is attached to the upper surface inside the through-hole 9 . The RFID tag 5 has a known configuration including a transmitter/receiver, memory, antenna, and the like. As shown in FIG. 1, the feeder 100 is provided with a reader/writer 105 that reads and writes information with respect to the RFID tag 5 .

As shown in FIGS. 1 to 4, the case body 2 further has a claw portion 8 and a T-slot portion 13 extending downward from the outer surface of the bottom plate portion 2D.

The claw portion 8 includes a front claw portion 8A and a rear claw portion 8B. The front side claw portion 8A and the rear side claw portion 8B are plate pieces having the same shape, extending downward from above and having an L-shape in side view with the lower end bent rearward by approximately 90°. Note that the front claw portion 8A and the rear claw portion 8B may not have the same shape.

The T-slot portion 13 includes a front T-slot portion 13A and a rear T-slot portion 13B. Both the front T-slot portion 13A and the rear T-slot portion 13B are protrusions that are inverted T-shaped when viewed from the front. The front T-slot portion 13A has a tapered portion 13c formed at the front end thereof.

The feeder 100 has an engaging portion (not shown) with which the claw portion 8 and the T-slot portion 13 are detachably engaged to set the case 1 on the feeder 100 . The claw portion 8 and the T-slot portion 13 are engaged with the engaging portion, respectively, so that the case 1 is detachably set on the feeder 100 . In the case 1 set in the feeder 100 in this manner, the feeder 100 vibrates with the discharge port 6 open, whereby the electronic components 50 are discharged from the discharge port 6 along the inclined surface 7a. The ejected electronic component 50 is supplied to the mounting apparatus as described above.

Next, a component storage device 200 according to an embodiment will be described with reference to FIGS. 5 to 10. FIG.
5 is a plan view showing an outline of the component storage device 200, and FIG. 6 is a partial cross-sectional view corresponding to line VI-VI in FIG.

The component storage device 200 is a device that automatically stores a plurality of electronic components 50 in the storage space S through the discharge port 6 inside the case 1 described above. As shown in FIGS. 5 and 6, the component storage apparatus 200 according to the embodiment includes a transport section 210 that transports the electronic component 50, a discharge section 230 that drops and discharges the electronic component 50 from the transport section 210, and the above-described An installation unit 240 on which the case 1 is installed, and a component detection unit 270 are provided.

Conveying section 210 continuously conveys a plurality of electronic components 50 to discharge section 230 . The conveying unit 210 of the embodiment includes a linear feeder 211 that linearly and continuously conveys the plurality of electronic components 50, receives the plurality of components conveyed by the linear feeder 211 one by one, and rotates the electronic components 50. and a turntable 212 that is rotated and conveyed intermittently.

A plurality of electronic components 50 are conveyed in a row toward a turntable 212 by a linear feeder 211 installed substantially horizontally. The linear feeder 211 is vibrated by, for example, a vibrator (not shown), and the vibration sequentially conveys the electronic components 50 toward the turntable 212 in the arrow F direction. The electronic component 50 is fed on the linear feeder 211 while being pushed by the following electronic component 50 . The linear feeder 211 extends toward the center of rotation of the turntable 212 and its terminal end reaches near the outer periphery of the turntable 212 .

The turntable 212 is a disk-shaped rotating member that is horizontally installed. The turntable 212 is made of ceramic, glass epoxy resin, or the like. The turntable 212 is rotatably arranged on the base 214 via a rotating shaft 213 extending in the vertical direction. The turntable 212 is intermittently rotated in the direction of arrow R in FIG. A plurality of cutouts 215 opening to the outer peripheral side are arranged at equal intervals in the circumferential direction on the outer peripheral edge of the turntable 212 . One electronic component 50 is accommodated inside one notch 215 . Note that the rotation direction of the turntable 212 is not limited to the R direction in FIG. 5, and may be the reverse direction of the R direction.

As shown in FIG. 6, the turntable 212 is arranged on the top surface 216 of the base 214 . The notch 215 is open on the outer peripheral surface side and upper and lower surfaces of the turntable 212 . The turntable 212 has air suction passages (not shown) communicating with the cutouts 215 therein. The air suction passage is open on the inner surface of each notch 215 . The air suction passage communicates with a suction source such as a vacuum pump, and when this suction source operates, the air in the notch 215 is sucked to the back side surface to create a negative pressure state. As a result, the electronic component 50 accommodated in the notch 215 is attracted to the back surface by the action of the negative pressure and held in the notch 215 .

The electronic components 50 conveyed to the vicinity of the turntable 212 by the linear feeder 211 are accommodated one by one from the side in each of the plurality of notches 215 of the intermittently rotating turntable 212, It is held by adsorption on the surface. The electronic components 50 accommodated and held in the notches 215 are intermittently transported to the discharge section 230 in the direction of the arrow R by the rotation of the turntable 212 . The electronic component 50 accommodated in the notch 215 moves on the top surface 216 of the base 214 .

The discharge section 230 is arranged corresponding to the turntable 212 . Specifically, the discharge section 230 is arranged on a circular conveying path corresponding to the rotation trajectory of the notch 215 of the turntable 212 . The discharge section 230 is arranged at a rotation angle position of approximately 270° with respect to the transition portion from the linear feeder 211 to the turntable 212 . The discharge section 230 is a section for dropping the electronic components 50 conveyed by the turntable 212 one by one into the discharge port 6 of the case 1 installed in the installation section 240 by its own weight.
Note that the discharge unit 230 may be arranged at any position on the turntable 212. For example, the discharge unit 230 may be arranged at the farthest position when viewed from the linear feeder 211, that is, at an angle of 180° with respect to the transition portion from the linear feeder 211 to the turntable 212. may be arranged at the rotational angle position of

As shown in FIG. 7, the ejector 230 includes a cylindrical member 231 and a push pin 236. As shown in FIG. A passage hole 218 corresponding to the notch 215 of the turntable 212 is provided in the discharge portion 230 in a portion immediately below the turntable 212 . Passing hole 218 has a size through which electronic component 50 passes. In addition, the discharge section 230 is provided with a suction release mechanism (not shown) that releases the electronic component 50 from being sucked and held by air suction into the notch 215 . The suction canceling mechanism may be, for example, a mechanism that ejects air to stop or weaken the flow of sucked air. When the turntable 212 rotates and the notch 215 aligns with the passage hole 218, the electronic component 50 is released from the notch 215 by the suction release mechanism, and has been moving on the upper surface 216 of the base 214 until then. The electronic component 50 drops from the notch 215 into the passage hole 218 and further drops into the cylindrical member 231 through the passage hole 218 .

The electronic component 50 falling through the passage hole 218 is guided to the discharge port 6 of the case 1 by passing through the funnel-shaped cylindrical member 231 . The cylindrical member 231 has an inverted conical upper cylindrical portion 233 whose inner diameter increases upward, and a lower cylindrical portion 234 extending downward from the center of the lower end of the upper cylindrical portion 233 . The upper tubular portion 233 and the lower tubular portion 234 are integrated. The electronic component 50 passing through the passage hole 218 falls inside the upper tubular portion 233 , reaches the inside of the lower tubular portion 234 , and drops through the inside of the lower tubular portion 234 . The electronic component 50 may slide down while contacting the inner surface 232 of the cylindrical member 231 .
The inner diameter of the upper tubular portion 233 is larger than the lengthwise dimension of the electronic component 50, and the inner diameter of the lower tubular portion 234 is larger than the lengthwise dimension of the electronic component 50, and the upper tubular portion 233 has an inner diameter of It is preferably smaller than the inner diameter.

At least the inner surface 232 of the cylindrical member 231 is made of a material containing a conductive material such as metal, in order to prevent the electronic component 50 from being electrically damaged by static electricity generated by friction. preferable. In addition, the inner surface 232 of the cylindrical member 231 is preferably a smooth, low-friction surface so that the electronic component 50 can slide down smoothly, and is preferably surface-treated with a resin such as fluororesin.

The ejection portion 230 is provided with a push pin 236 for forcibly dropping the electronic component 50 from the notch 215 . A push pin 236 is positioned above the notch 215 in line with the through hole 218 . The push pin 236 is a rod-shaped member that extends vertically, and is driven vertically by an actuator (not shown) or the like. When the push pin 236 is driven downward, the electronic component 50 in the notch 215 is pushed downward and dropped into the cylindrical member 231 through the passage hole 218 . By being pushed by the push-down pin 236 , the electronic component 50 reliably falls out of the notch 215 without being caught in the notch 215 .

In place of or in addition to the push pin 236 , an air flow generating section 237 that causes the electronic component 50 to drop from the notch 215 by air flow may be provided in the discharge section 230 . As such an air flow generating section 237, for example, one having a function of blowing air from above to drop the electronic component 50, or sucking air from the side to drop the electronic component 50, or the like. is mentioned.

Furthermore, the discharge section 230 is provided with a cleaning section 238 that cleans the path of the electronic component 50 passing through the discharge section 230 . Specifically, the cleaning unit 238 is arranged above the push pin 236 and is composed of an air suction mechanism for sucking air. Air is sucked by the cleaning portion 238 , so that the air in the path of the electronic component 50 inside the notch 215 , the passage hole 218 and the cylindrical member 231 is sucked. As a result, fragments, dust, etc. present in the path are sucked into the cleaning section 238 and cleaned.
Note that the cleaning unit 238 may clean the path of the electronic component 50 by ejecting air to blow away fragments, dust, and the like. In this case, in order to prevent fragments, dust, etc. from entering the case 1, it is preferable to operate the shutter member 3 in a state in which the discharge port 6 is closed.

FIG. 8 shows a state in which the case 1 is installed on the installation portion 240. As shown in FIG. The case 1 is installed in the installation section in a state in which the electronic components 50 ejected from the ejection section 230 are positioned so as to drop into the ejection port 6 . The case 1 is installed on the installation portion 240 in a state in which the front-rear direction of the case 1 is along the vertical direction, that is, in a vertically placed state.

The installation portion 240 has a wall portion 241 , a holding portion 250 that holds the case 1 vertically on the wall portion 241 , and an opening/closing mechanism 260 that opens and closes the shutter member 3 of the case 1 .

The wall portion 241 has a wall surface 241a that is a surface along the substantially vertical direction.
The holding portion 250 includes a pair of upper and lower hook portions projecting from the wall surface 241a, that is, an upper hook portion 251 and a lower hook portion 252 . The upper hook portion 251 and the lower hook portion 252 are plate pieces having the same shape, and having an L-shape in side view with the tip bent upward by approximately 90°. As shown in FIG. 9, the front claw portion 8A of the case 1 is detachably engaged with the upper hook portion 251 from above, and the rear claw portion 8B of the case 1 is detachably engaged with the lower hook portion 252 from above. match. As a result, the case 1 is detachably held by the holding portion 250 in a vertically placed state in which the discharge port 6 faces upward and the longitudinal direction, that is, the longitudinal direction, extends vertically along the wall surface 241a. A bottom plate portion 2D of the case 1 faces the wall surface 241a in parallel with a gap. Note that the upper hook portion 251 and the lower hook portion 252 may not have the same shape.

The wall portion 241 is formed with a recess 242 that extends vertically and opens toward the wall surface 241a. An opening/closing mechanism 260 for sliding the shutter member 3 is arranged in the recess 242 . The opening/closing mechanism 260 has a drive pin 261 that is vertically movable along the bottom surface of the recess 242 . A tip portion of the driving pin 261 protrudes from the wall surface 241a. The drive pin 261 is supported vertically movably along, for example, a guide groove provided on the bottom surface of the recess 242, and driven to reciprocate vertically by an actuator or the like. A reader/writer 243 capable of writing information to the RFID tag 5 without contact is arranged in the recess 242 of the wall portion 241 .

As shown in FIG. 9, the drive pin 261 is engaged with the slider 4 of the case 1 held by the holding portion 250 . The shutter member 3 of the case 1 shown in FIG. 9 slides forward (upward in FIG. 9) so that the projection 4b of the slider 4 is fitted into the front recess 26a, and the discharge port 6 is closed by the shutter member 3. It is On the other hand, the drive pin 261 has moved upward. When the case 1 whose outlet 6 is closed by the shutter member 3 is held by the holder 250 when the drive pin 261 is positioned upward, the drive pin 261 is positioned below the slider 4 shown in FIG. It is inserted into the opening 4c and positioned between the front end plate portion 4d and the rear end plate portion 4e.

When the driving pin 261 moves downward in FIG. 9 from this state, the driving pin 261 contacts the rear end plate portion 4e of the slider 4 and pushes the slider 4 downward to slide it. As the slider 4 slides downward, the shutter member 3 slides rearward in the case 1 . Then, as shown in FIG. 10, the projection 4b of the slider 4 is fitted into the recess 26b on the rear side, and the opening 3a of the shutter member 3 matches the discharge port 6 of the case 1, thereby opening the discharge port 6. . When the drive pin 261 returns upward from this state, the drive pin 261 contacts the front end plate portion 4d of the slider 4 and pushes the slider 4 upward to slide it. As the slider 4 slides upward, the shutter member 3 slides forward in the case 1, and as shown in FIG. .

The component detection unit 270 detects the electronic component 50 at an arbitrary position on the route of the electronic component 50 from the transport unit 210 to the discharge port 6 of the case 1 installed in the installation unit 240 . The component detection unit 270 of the embodiment includes a first component detection unit 271 arranged at a predetermined position on the side of the linear feeder 211 shown in FIG. It includes a component detection unit 273 and a fourth component detection unit 274 provided in the discharge unit 230 shown in FIG.

The first component detection unit 271 detects the electronic component 50 conveyed by the linear feeder 211 at a fixed position. The second component detector 272 is arranged on the upstream side of the conveying path of the turntable 212 . The third component detection section 273 is arranged downstream of the second component detection section 272 in the conveying path of the turntable 212 .

Each of the first component detection unit 271 , the second component detection unit 272 and the third component detection unit 273 detects arbitrary items related to the electronic component 50 . The first component detector 271 has a function of a counter that detects, for example, that the electronic component 50 has passed and counts the number of electronic components 50 that have passed. The second component detection unit 272 is, for example, an image sensor that detects the shape of the electronic component 50 and detects whether or not the electronic component 50 has a shape defect from the detected shape. The third component detector 273 functions as a performance detector that detects the performance of the electronic component 50, for example. For example, when the electronic component 50 is a capacitor, a capacitance sensor or the like that detects whether or not the capacitance as a function has a specified value is applied to the performance detection unit.

The fourth component detection section 274 includes an upstream passage detection section 275 and a downstream passage detection section 276 arranged at respective positions on the upstream side and the downstream side of the cylindrical member 231 . The upstream passage detector 275 is upstream of the cylindrical member 231 and has a function of a counter that counts the number of electronic components 50 that pass through the passage hole 218 and enter the cylindrical member 231 . The upstream passage detector 275 uses a known optical sensor composed of a light emitting element 275a and a light receiving element 275b. The lower flow passing detector 276 is downstream of the cylindrical member 231 and has a function of a counter that counts the number of passing electronic components 50 that pass through the cylindrical member 231 and enter the discharge port 6 of the case 1 . The downstream passage detection section 276 is similar to the upstream passage detection section 275, and a known optical sensor composed of a light emitting element 276a and a light receiving element 276b is used. The optical sensor may be of a type that receives the reflection of the emitted light from the object, and the light-emitting element and the light-receiving element may be integrated without being separated.

According to the component housing device 200 according to the above embodiment, the electronic component 50 is housed in the case 1 as follows.

Electronic components 50 are conveyed one by one to turntable 212 by linear feeder 211 . The electronic component 50 is detected by the first component detection section 271 . The first component detector 271 counts, for example, the number of electronic components 50 that are conveyed. One electronic component 50 from the linear feeder 211 is accommodated in the notch 215 of the intermittently rotating turntable 212 . The electronic component 50 in the notch 215 is detected by the second component detection section 272 and the third component detection section 273 during the intermittent rotation of the turntable 212 .

The second component detection unit 272 detects, for example, the shape of the electronic component 50 and detects whether or not the electronic component 50 has a shape defect based on the detected shape. For example, the performance of the electronic component 50 is detected by the third component detection unit 273 . If the electronic component 50 is determined to be defective by detection by the second component detection section 272 and the third component detection section 273 , the electronic component 50 is removed from the turntable 212 .

The electronic components 50 are conveyed one by one to the discharge section 230 by the turntable 212 . In the ejection portion 230, the notch 215 matches the passage hole 218, and at the same time, the push pin 236 descends to push the electronic component 50 downward. The electronic component 50 drops from the notch 215 into the passage hole 218, enters the cylindrical member 231 through the passage hole 218, drops inside the cylindrical member 231, and drops into the case 1 from the discharge port 6 of the case 1. and accommodated. At this time, the upstream passage detection unit 275 of the fourth component detection unit 274 detects that the electronic component 50 that has fallen from the notch 215 enters the cylindrical member 231, and the downstream passage detection unit 276 detects that the electronic component 50 has fallen from the cylindrical member 231. It is detected that the dropped electronic component 50 enters the case 1 .

A plurality of electronic components 50 are accommodated in the case 1 by performing the above operations continuously. The number of conveyed electronic components 50 is counted by the first component detector 271 while the linear feeder 211 is being conveyed. Further, the number of electronic components 50 dropped from the notch 215 and finally accommodated in the case 1 is determined by the fourth component detection unit 274 including the upstream passage detection unit 275 and the downstream passage detection unit 276. are counted. When the number of electronic components M accommodated in the case 1 reaches a predetermined number, the transport of the electronic components 50 by the transport unit 210 is interrupted, and after a new empty case 1 is replaced with the installation unit 240, the case 1 is returned. accommodation of electronic components 50 is resumed.

The component storage device 200 according to the embodiment described above has the following effects.

(1) The component storage device 200 according to the embodiment has a rectangular parallelepiped shape having a longitudinal direction, and has a discharge port 6 as an opening at one end in the longitudinal direction, and opens and closes the discharge port 6 by sliding. A component housing device for housing a plurality of electronic components 50 from a discharge port 6 inside a case 1 having a shutter member 3 that carries the plurality of electronic components 50 continuously. The case 1 is positioned so that the electronic components 50 discharged from the discharge unit 230 drop into the discharge port 6, and the electronic components 50 are dropped one by one by their own weight. The installation portion 240 has a holding portion 250 capable of holding the case 1 with the discharge port 6 facing upward, and an opening/closing mechanism 260 that opens and closes the shutter member 3 .

Thereby, many electronic components 50 can be automatically accommodated in the case 1 .
Since the case 1 is held by the holding portion 250 of the installation portion 240 with the discharge port 6 facing upward, the electronic component 50 is smoothly accommodated in the case 1 through the discharge port 6 and A predetermined number of electronic components 50 can be reliably accommodated without the electronic components 50 coming out due to gravity.
With the shutter member 3 held by the holding portion 250 , the shutter member 3 can be slid by the opening/closing mechanism 260 to easily open and close the discharge port 6 of the case 1 . By removing the holding part 250 from the case 1 while the discharge port 6 is closed by the shutter member 3, the electronic component 50 can be prevented from unexpectedly spilling out from the discharge port 6 at the time of detaching.

(2) In the component storage device 200 according to the embodiment, it is preferable that the holding section 250 can hold the case 1 in a vertically placed state in which the longitudinal direction is substantially along the vertical direction.

As a result, the electronic component 50 can be accommodated in the case 1 without gaps according to gravity, so that the electronic component 50 can be quickly accommodated without causing the case 1 to vibrate or rock.

(5) In the component storage device 200 according to the embodiment, the shutter member 3 is integrally provided with the slider 4, and the opening/closing mechanism 260 engages with the slider 4 and reciprocates to open and close the shutter member 3. 261 is preferred.

As a result, the discharge port 6 can be opened and closed by operating the shutter member 3 with a simple structure. By removing the holding part 250 from the case 1 while the discharge port 6 is closed by the shutter member 3, the electronic component 50 can be prevented from unexpectedly spilling out from the discharge port 6 at the time of detaching.

Next, another embodiment will be described with reference to FIGS. 11 to 14. FIG. Other embodiments are different from the above-described embodiments in that the case 1 is installed on the installation portion 240, but the other configurations are the same. Therefore, in the description of other embodiments, the same reference numerals are given to the same components as those of the above-described embodiment, and the description thereof will be omitted or simplified, and mainly the differences will be described.

In another embodiment, the case 1 is not directly installed on the wall 241, but installed on the wall 241 via the holding part 300 shown in FIG. The holding part 300 accommodates the case 1 therein and is provided on the wall part 241, and constitutes a part of the component accommodation device 200 of another embodiment.

As shown in FIG. 11 , the holding portion 300 has a bottom plate portion 301 , a pair of sidewall portions 302 and 303 rising upward in the drawing from the bottom plate portion 301 and facing each other, and an upper plate portion 305 . The holding portion 300 has a case accommodating portion 300 a surrounded by a bottom plate portion 301 , a side wall portion 302 , a side wall portion 303 and an upper plate portion 305 . In the embodiment, the bottom plate portion 301 , the side wall portion 303 and the top plate portion 305 are integrated, and the side wall portion 302 functions as a detachable lid with respect to the bottom plate portion 301 and the side wall portion 303 . The side wall portion 302 opens and closes an opening portion 300b that opens sideways. The case 1 is horizontally inserted into the holding portion 300 through the opening 300b and accommodated in the case accommodating portion 300a with the discharge port 6 directed upward and the front-rear direction along the vertical direction. Sidewall 302 is then closed. Note that the side wall portion 302 as a lid may be omitted from the holding portion 300 . In this case, the case 1 is horizontally inserted into the holding portion 300 from the opening 300b and accommodated, and the opening 300b is opened.

The upper plate portion 305 is provided with a hole 300c passing through the inside and outside of the holding portion 300, and the cylindrical member 231 of the discharging portion 230 is arranged in the hole 300c with the upper cylindrical portion 233 directed upward. In the cylindrical member 231 , the upper end opening of the upper cylindrical portion 233 protrudes upward from the upper plate portion 305 , and the lower end of the lower cylindrical portion 234 is arranged inside the discharge port 6 of the case 1 .

The holding portion 300 has an upper hook portion 251 and a lower hook portion 252 similar to those of the above-described embodiment on the inner surface of one side wall portion 303 . A recess 304 is formed between the upper hook portion 251 and the lower hook portion 252 on the inner surface of the side wall portion 303 . An opening/closing mechanism 260 having a drive pin 261 is arranged in this recess 304 . The drive pin 261 is provided so as to be vertically movable along the bottom surface of the recess 304 . A reader/writer 243 for reading and writing information with respect to the RFID tag 5 is arranged in the recess 304 . The holding part 300 is attached to the wall part 241 of the above embodiment so as to be able to swing in the direction of arrow G in FIG.

As shown in FIG. 11, the front claw portion 8A is detachably engaged with the upper hook portion 251 from above, the rear claw portion 8B is detachably engaged with the lower hook portion 252 from above, and the side wall portion is Case 1 is held inside 303 . The case 1 is held in an upright position with the outlet 6 facing upward and the front-rear direction, that is, the longitudinal direction, extending vertically along the side wall portion 303 . A bottom plate portion 2D of the case 1 faces the side wall portion 303 in parallel with a gap. The lower end of the lower cylindrical portion 234 of the cylindrical member 231 disposed on the upper plate portion 305 is disposed inside the discharge port 6 of the case 1 . The rotating shaft 310 of the holding part 300 is arranged at a position where its axis passes near the center of the opening of the upper cylindrical part 233 of the cylindrical member 231 .

The reader/writer 243 reads and writes information from and to the RFID tag 5 of the case 1 held by the holding unit 300 in this manner. Note that the reader/writer 243 of the embodiment is arranged in the recess 304 provided near the bottom plate portion 301 of the side wall portion 303, but the position of the reader/writer 243 is not limited to this. For example, it may be arranged at a position near the upper plate portion 305 on the inner surface of the side wall portion 303 (position indicated by 243B in FIG. 11). Alternatively, it may be arranged at a position near the upper plate portion 305 (position indicated by 243C in FIG. 11) or a position near the bottom plate portion 301 on the inner surface of the other side wall portion 302 .

In this embodiment, for example, the rotation angle position of the holding part 300 about the rotation shaft 310 is such that the longitudinal direction of the case 1 is along the vertical direction as shown in FIG. The electronic component 50 dropped from the portion 230 drops from the outlet 6 through the cylindrical member 231 and is accommodated in the case 1 .

Further, as shown in FIG. 12, the holder 300 is rotated to hold the case 1 in a slanted state in which the longitudinal direction is inclined at a predetermined angle with respect to the vertical direction. 1 can be used to drop and store the electronic component 50 therein. By holding the case 1 obliquely in this manner, the electronic component 50 can be dropped onto the inclined surface 7a at the initial stage of accommodation, so that the impact of the drop received by the electronic component 50 can be weakened. and damage to the electronic component 50 can be suppressed.

Furthermore, in this embodiment, as shown in FIG. 13(a), the electronic components 50 are started to be accommodated in a state in which the case 1 is tilted to some extent by the holding portion 300, and then as shown in FIG. 13(b). It is also possible to adopt a usage method in which the case 1 is gradually brought closer to the vertical position as the number increases, and finally the case 1 is completely accommodated in the vertical position as shown in FIG. 13(c). As a result, the impact received by the electronic component 50 can be further weakened, and a situation in which the electronic component 50 spills out of the discharge port 6 can be avoided.

The direction in which the case 1 is tilted about the rotating shaft 310 is not limited to one side (left side in FIG. 13) as shown in FIG. You may make it rock|fluctuate to.
Furthermore, the case 1 may swing and tilt to both sides in a plane along the width direction of the case 1 (the front and back directions of the paper surface in FIG. 13) centering on the position of the rotating shaft 310 .

Regardless of whether the case 1 is placed vertically or diagonally, the intersection angle (θ2 in FIG. 12) between the inclined surface 7a in the case 1 and the direction of gravity extending downward from the terminal end of the inclined surface 7a is always an acute angle. is. Due to the acute angle θ2, the electronic component 50 supplied from the discharge port 6 is easily housed in the case 1 due to the influence of gravity. On the other hand, as shown in FIG. 1, when the case 1 is placed horizontally and the electronic component 50 is supplied from the discharge port 6, the inclined surface 7a and the direction of gravity extending downward from the terminal end of the inclined surface 7a. The intersection angle (θ1 in FIG. 2) is an obtuse angle. Due to the obtuse angle of θ1, the electronic component 50 accommodated in the case 1 is easily ejected out of the case 1 due to the influence of gravity. In case 1 of the embodiment, θ2 is preferably an acute angle, but it is sufficient if θ1>θ2 even if it is not an acute angle. As a result, it is possible to prevent the electronic component 50 supplied into the case 1 from the discharge port 6 from coming out of the discharge port 6 again. Also, it is desirable that θ2>0°. As a result, the electronic component 50 supplied from the discharge port 6 hits the inclined surface 7a once, and the falling distance of the electronic component 50 can be shortened. Therefore, the impact of dropping the electronic component 50 can be weakened.

(3) In the component storage device 200 according to the embodiment, as in the other embodiments described above, the holding portion 300 as the holding portion holds the case 1 so that its length direction is at a predetermined angle with respect to the vertical direction. It is preferable that it can be held in a slanted, obliquely placed state.

By storing the electronic component 50 in a state where the case 1 is held in an oblique position, the impact of the drop received by the electronic component 50 can be weakened, and damage to the electronic component 50 can be suppressed.

(4) In the component storage device 200 according to the embodiment, as in the other embodiments described above, the holding portion 300 as the holding portion holds the case 1 so that its length direction is at a predetermined angle with respect to the vertical direction. It is preferable that it can be held in a vertically placed state along a substantially vertical direction from a state of inclined oblique placement.

As a result, the impact received by the electronic component 50 can be further weakened, and a situation in which the electronic component 50 spills out of the discharge port 6 can be avoided.

As shown in FIG. 14, the holding portion 300 may be provided on the wall portion 231 with the side wall portion 302 and the side wall portion 303 extending horizontally. In that case, as shown in FIG. 14, the side wall portion 303 provided with the upper hook portion 251, the lower hook portion 252, and the opening/closing mechanism 260 is arranged above, and the side wall portion 302 is arranged below. A gutter-shaped member 306 may be provided to supply the electronic components 50 dropped from the turntable 212 to the inside of the cylindrical member 231 in the discharge section 230 to accommodate the electronic components 50 in the case 1 . When the case 1 is placed horizontally in this manner, the inclined surface 7a is arranged upward, and the electronic components 50 to be accommodated are accommodated so as to accumulate inside the top plate portion 2U of the case 1. As shown in FIG.

Although the embodiments have been described above, the present invention is not limited to these embodiments, and the present invention includes modifications, improvements, and the like within the range in which the object of the present invention can be achieved.
For example, instead of placing the case 1 vertically, it is placed horizontally as shown in FIG. You may do so.

1 Case 3 Shutter Member 4 Slider 6 Discharge Port (Opening)
50 Electronic parts (parts)
200 Component storage device 210 Transfer unit 230 Discharge unit 240 Installation unit 250, 300 Holding unit 260 Open/close mechanism 261 Drive pin

Claims (5)

A plurality of parts are accommodated from the opening in a case that is rectangular parallelepiped with a longitudinal direction, has an opening at one end in the longitudinal direction, and has a shutter member that opens and closes the opening by sliding. A component storage device,
a conveying unit that continuously conveys a plurality of parts;
a discharge unit for dropping the parts conveyed by the conveying unit one by one by their own weight;
an installation unit installed with the case positioned so that the parts ejected from the ejection unit drop into the opening;
the installation portion includes a holding portion capable of holding the case with the opening facing upward;
and an opening/closing mechanism for opening and closing the shutter member. 2. The component storage device according to claim 1, wherein said holding portion is capable of holding said case in a vertically placed state in which the longitudinal direction thereof is substantially vertical. 2. The component storage device according to claim 1, wherein said holding portion is capable of holding said case in a slanted state in which its longitudinal direction is inclined at a predetermined angle with respect to a vertical direction. 2. The holding part according to claim 1, wherein said holding part is capable of holding said case from an obliquely placed state in which the length direction of said case is inclined at a predetermined angle with respect to a vertical direction to a vertically placed state along a substantially vertical direction. Parts storage device. A slider is provided integrally with the shutter member,
5. The component storage device according to claim 1, wherein said opening/closing mechanism includes a drive pin that engages with said slider and reciprocates to open and close said shutter member.

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