WO2021033245A1 - Guide de bande - Google Patents

Guide de bande Download PDF

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Publication number
WO2021033245A1
WO2021033245A1 PCT/JP2019/032319 JP2019032319W WO2021033245A1 WO 2021033245 A1 WO2021033245 A1 WO 2021033245A1 JP 2019032319 W JP2019032319 W JP 2019032319W WO 2021033245 A1 WO2021033245 A1 WO 2021033245A1
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WO
WIPO (PCT)
Prior art keywords
tape
component
electronic component
guide
carrier tape
Prior art date
Application number
PCT/JP2019/032319
Other languages
English (en)
Japanese (ja)
Inventor
広康 大橋
貴幸 水野
Original Assignee
株式会社Ｆｕｊｉ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社Ｆｕｊｉ filed Critical 株式会社Ｆｕｊｉ
Priority to PCT/JP2019/032319 priority Critical patent/WO2021033245A1/fr
Priority to JP2021541366A priority patent/JP7273977B2/ja
Publication of WO2021033245A1 publication Critical patent/WO2021033245A1/fr

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
    • H05K13/02—Feeding of components

Definitions

  • This specification relates to a tape guide.
  • a tape guide incorporated in a parts supply device is known (see, for example, Patent Document 1).
  • the parts supply device supplies the electronic parts to the parts removal position in a state of being stored in the parts storage portion of the carrier tape.
  • the carrier tape has a base tape provided with a component storage portion, and a cover tape that is detachably attached to the base tape to close the opening of the component storage portion of the base tape.
  • the tape guide has a guide main body portion extending along the transport direction of the carrier tape, and a component exposed portion that peels off the cover tape from the base tape to expose the electronic components in the component storage portion. ..
  • the guide main body has an upper wall portion that guides the upper surface of the carrier tape and a side wall portion that guides the side surface of the carrier tape.
  • the component exposed portion has a tongue portion extending in the transport direction.
  • the tongue portion is fixed to the guide main body portion by welding or the like.
  • the tongue portion is arranged so that its tip portion is inserted between the base tape and the cover tape of the carrier tape guided by the guide main body portion.
  • a peeling blade is provided on the tongue.
  • the peeling blade peels the cover tape from the base tape after the tip of the tongue has entered between the base tape and the cover tape.
  • the exposed part is formed by inserting the tongue part between the base tape and the cover tape and the peeling blade partially peeling the cover tape from the base tape while the carrier tape guided by the guide main body is being conveyed. Expose the electronic parts in the parts compartment.
  • the cover tape is peeled off from the base tape and the electronic parts in the parts storage portion are exposed as described above, the electronic parts are not covered with the cover tape until the electronic parts reach the parts removal position. Therefore, if the electronic component protrudes from the opening of the component storage portion (that is, the upper surface of the base tape) or the clearance between the upper end of the electronic component and the opening of the component storage portion is small, the electronic component and the exposed component are peeled off.
  • the back surface of the upper wall of the guide body including the blade is likely to come into contact with the back surface, which may damage the electronic components.
  • the present specification provides a tape guide capable of preventing an electronic component in a component storage portion of a carrier tape from being scratched due to contact with a guide main body portion after the electronic component is exposed. With the goal.
  • a carrier tape having a base tape provided with a component storage portion for storing electronic components and a cover tape provided on the surface of the base tape so as to close the opening of the component storage portion.
  • a guide main body portion that extends along the transport direction and guides the carrier tape, and a component exposed portion that exposes the electronic component in the component storage portion of the carrier tape that is guided by the guide main body portion.
  • the tape guide is provided, and the guide main body portion is formed in an opposed region capable of facing the opening of the component storage portion where the electronic component is exposed by the component exposed portion when the carrier tape is conveyed, and the electronic component is provided.
  • a tape guide having an opposing portion having a lower hardness than the tape guide.
  • a carrier tape having a base tape provided with a component storage portion for storing electronic components and a cover tape provided on the surface of the base tape so as to close the opening of the component storage portion is provided.
  • a guide main body portion that extends along the transport direction and guides the carrier tape, and a component exposed portion that exposes the electronic component in the component storage portion of the carrier tape that is guided by the guide main body portion.
  • the tape guide is provided, and the guide main body portion is made of a resin formed in a facing region that can face the opening of the component storage portion where the electronic component is exposed by the component exposed portion when the carrier tape is conveyed.
  • a tape guide having a facing portion is disclosed.
  • the facing portion formed in the facing region that can face the opening of the component storage portion where the electronic component is exposed when the carrier tape is conveyed in the guide main body portion is a portion having a lower hardness than the electronic component. Yes or made of resin.
  • the electronic parts in the parts storage part of the carrier tape are exposed, when the electronic parts in the parts storage part come into contact with the back surface of the guide main body, the electronic parts and the guide main body are not scratched. , Low hardness or resin guide body side. Therefore, after the electronic component is exposed, when the electronic component protrudes from the opening of the component storage portion or the clearance between the upper end of the electronic component and the opening of the component storage portion is small, the electronic component is connected to the guide main body. It is possible to prevent scratches due to contact.
  • FIG. 6 is a sectional view taken along line IV-IV of the carrier tape shown in FIG.
  • It is a block diagram of the component supply device provided in the component mounting machine of the embodiment. It is an enlarged configuration view of the tape insertion port side of the component supply device of an embodiment. It is a block diagram in the vicinity of the tape guide of the component supply device of an embodiment. It is an overall perspective view of the tape guide of an embodiment. It is an overall side view of the tape guide of an embodiment. It is a top view of the main part of the tape guide of an embodiment.
  • XI-XI sectional view of the tape guide shown in FIG. It is a cross-sectional view of XII-XII of the tape guide shown in FIG. It is a top view of the main part of the tape guide which concerns on one deformation form. It is a XIV-XIV sectional view of the tape guide shown in FIG.
  • the configuration of the component supply device 1 of one embodiment and the component mounting machine 100 incorporating the component supply device 1 will be described.
  • the component mounting machine 100 is a device provided on a board production line to mount an electronic component 2 on a board 3 such as a circuit board to be produced. As shown in FIG. 1, the component mounting machine 100 includes a substrate transfer device 110, a component supply device 1, and a component transfer device 120.
  • the electronic component 2 is a component mounted on the substrate 3, and is, for example, a component such as a capacitor, a transistor, a diode, or a resistor that constitutes an electronic circuit. As shown in FIG. 2, the electronic component 2 has a main body portion 2a and an electrode terminal 2b. The main body 2a of the electronic component 2 is formed so as to cover the internal electrode 2c. The main body 2a is made of ceramic or the like. The electrode terminal 2b of the electronic component 2 is connected to the internal electrode 2c via the base electrode layer 2d and is arranged so as to be exposed to the outside. The electrode terminal 2b is made of Ni, Sn, or the like, and is formed on the outer surface of the main body 2a by, for example, plating.
  • the electronic component 2 may include a minute component such as 0201 size (0.2 mm ⁇ 0.1 mm).
  • the board transfer device 110 is a device that conveys the substrate 3.
  • the substrate transfer device 110 includes a pair of guide rails 111 and 112, a conveyor belt (not shown), and a clamp device (not shown).
  • the pair of guide rails 111 and 112 are arranged in parallel on the base at intervals.
  • the conveyor belt is a belt member on which the substrate 3 can be mounted so that the mounted substrate 3 is conveyed along the extending direction of the guide rails 111 and 112 (hereinafter, referred to as the substrate transport direction Y). It can be rotated.
  • the clamp device is provided so as to position the substrate 3 at a predetermined component mounting position.
  • the substrate 3 is conveyed along the substrate transport direction Y by a conveyor belt while being guided by a pair of guide rails 111 and 112, and is positioned by a clamp device when a predetermined component mounting position is reached.
  • the component supply device 1 is a device that supplies the electronic component 2 to the component take-out position P before mounting it on the substrate 3.
  • the component supply device 1 is an auto-loading feeder that automatically conveys the carrier tape 80 in which the electronic component 2 is housed and supplies the electronic component 2 to the component take-out position P.
  • a slot 130 is provided on the base.
  • the slots 130 are arranged adjacent to the substrate transfer device 110 in a direction orthogonal to the substrate transfer direction Y.
  • a plurality of slots 130 are provided side by side in the substrate transport direction Y.
  • the component supply device 1 is detachably mounted in the slot 130, and a plurality of component supply devices 1 can be mounted side by side in the plurality of slots 130.
  • the carrier tape 80 is a tape member formed in a long shape.
  • the carrier tape 80 has a predetermined width dimension (that is, tape width).
  • the tape width of the carrier tape 80 varies depending on the type of the carrier tape 80 or the size of the electronic component 2 to be accommodated, and is predetermined as a standard.
  • the tape width is, for example, 4 mm, 8 mm, 12 mm, 16 mm, 24 mm, or the like.
  • the carrier tape 80 has a base tape 82 and a cover tape 83, as shown in FIGS. 3 and 4.
  • the base tape 82 is made of a flexible material such as a paper material or a resin.
  • the base tape 82 has a component storage portion (that is, a cavity) 84.
  • the component storage unit 84 is a hole or groove for storing the electronic component 2 to be mounted on the substrate by the component mounting machine 100.
  • the carrier tape 80 may be an embossed tape in which the component storage portion 84 of the base tape 82 projects downward, or may be a paper tape provided with a groove-shaped component storage portion 84 on the surface. ..
  • the parts storage portion 84 is provided substantially in the center of the base tape 82 in the tape width direction.
  • a plurality of component storage portions 84 are provided along the longitudinal direction of the tape, and are arranged in a row at predetermined intervals.
  • the bottom tape 85 that closes the bottom portion of the component storage portion 84 is further provided to prevent the electronic component 2 from falling off. It is adhered to the lower surface of the base tape 82.
  • the bottom tape 85 may be made of a transparent or translucent paper material, a polymer film, or the like.
  • the base tape 82 also has a feed hole 86.
  • the feed hole 86 is a through hole provided for transporting the carrier tape 80 in the longitudinal direction of the tape.
  • the feed hole 86 is an engagement hole for engaging the engagement protrusion of the sprocket described later.
  • the feed hole 86 is formed in a substantially circular or elliptical shape.
  • the feed hole 86 is provided at one end of the base tape 82 in the tape width direction.
  • a plurality of feed holes 86 are provided along the longitudinal direction of the tape, and are arranged in a row at predetermined intervals.
  • the component storage portion 84 and the feed hole 86 are arranged in two rows in the tape width direction and are arranged along the tape longitudinal direction.
  • the cover tape 83 is a tape that is peelably adhered to the surface (upper surface) of the base tape 82.
  • the cover tape 83 is arranged so as to close and cover the component storage portion 84 on the surface of the base tape 82.
  • the cover tape 83 is adhered to the surface of the base tape 82 at both ends in the tape width direction except for the central portion in the tape width direction where the component storage portion 84 is provided.
  • the cover tape 83 has a function of preventing the electronic component 2 stored in the component storage unit 84 from jumping out to the outside.
  • the cover tape 83 is made of a transparent polymer film or the like.
  • the cover tape 83 may have a tape width substantially the same as the tape width of the base tape 82, except for a portion where the feed hole 86 is provided in the base tape 82, for example, as shown in FIG.
  • the tape width may be smaller than the tape width of the base tape 82.
  • the tape width of the cover tape 83 may be different depending on the type of the carrier tape 80, that is, the tape width of the base tape 82.
  • the carrier tape 80 is wound around a reel 90 which is a disk-shaped rotating body.
  • the base is provided with a reel holding portion 140.
  • the reel holding portion 140 is arranged adjacent to the slot 130 in a direction orthogonal to the substrate transport direction Y.
  • a plurality of reel holding portions 140 are provided side by side in the substrate transport direction Y corresponding to the slots 130.
  • the reel 90 is detachably and rotatably held by the reel holding portion 140, and a plurality of reels 90 can be held side by side in a plurality of reel holding portions 140.
  • two reel holding portions 140 may be provided side by side in a direction orthogonal to the substrate transport direction Y.
  • the carrier tape 80 wound around the reel 90 held in the reel holding portion 140 in a state of being mounted in the slot 130 is set in a predetermined direction (hereinafter, referred to as a tape transport direction X). Transport along.
  • the tape transport direction X is a direction orthogonal to the substrate transport direction Y with the component supply device 1 mounted in the slot 130.
  • the component supply device 1 includes a main body case 10, a tape transport path 20, a tape feed section 30, and a tape guide 40.
  • the main body case 10 is formed in a thin and flat box shape by a transparent or opaque plastic plate or a metal plate.
  • the main body case 10 has a tape inserting portion 11 and a tape discharging portion 12.
  • the tape insertion portion 11 is an insertion port for inserting the carrier tape 80.
  • the tape insertion portion 11 is provided at the rear portion of the main body case 10 (that is, a portion opposite to the component take-out position P side in the tape transport direction X).
  • the tape discharge unit 12 is a discharge port for discharging the carrier tape 80 to the outside.
  • the tape ejection portion 12 is provided at the front portion of the main body case 10 (that is, a portion on the component take-out position P side in the tape transport direction X).
  • the tape transport path 20 is provided in the main body case 10.
  • the tape transport path 20 extends from the tape insertion portion 11 to the tape discharge portion 12 along the tape transport direction X.
  • the tape transport path 20 is a transport path through which the carrier tape 80 is transported from the tape insertion section 11 to the tape discharge section 12.
  • the tape transport path 20 supports and guides the lower surface of the carrier tape 80 being transported.
  • the tape transport path 20 is formed so as to have a path width equal to or slightly larger than the dimension in the width direction orthogonal to the longitudinal direction of the carrier tape 80.
  • the tape transport path 20 is inclined so that the position gradually increases from the upstream end to the downstream end in the tape transport direction X.
  • the tape transport path 20 is formed so that the most downstream portion extends horizontally.
  • An inlet pushing member 21 and a downstream pushing member 22 are provided in the main body case 10.
  • the inlet pushing member 21 is arranged in the vicinity of the tape insertion portion 11 above the rear portion (upstream side) of the tape transport path 20.
  • the inlet pushing member 21 has a portion extending parallel to the tape transport path 20.
  • the downstream push member 22 is arranged on the front side (downstream side) of the inlet push member 21 above the tape transport path 20.
  • the inlet push member 21 and the downstream push member 22 are provided so as to be detachable from the tape transport path 20, respectively.
  • the entrance push member 21 is arranged below the rear part of the downstream push member 22, and is attached to the rear part of the downstream push member 22.
  • the inlet pushing member 21 and the downstream pushing member 22 can be separated from each other via a pair of shafts 23.
  • the pair of shafts 23 are separated from each other in the tape transport direction X.
  • a spring 24 is arranged around each shaft 23.
  • the spring 24 is interposed between the inlet pushing member 21 and the downstream pushing member 22, and generates an urging force that urges the inlet pushing member 21 downward with respect to the downstream pushing member 22.
  • the inlet pushing member 21 has a function of pressing the carrier tape 80 inserted into the tape inserting portion 11 toward the upper surface of the tape transport path 20 when the spring 24 is urged downward.
  • the downstream push member 22 is attached to the support members 25-1, 25-2 attached to the main body case 10.
  • the support members 25-1 and 25-2 are separated from each other in the tape transport direction X.
  • the downstream push member 22 and the support members 25-1, 25-2 can be separated from each other via the shafts 26-1, 26-2.
  • a spring 27 is arranged around each of the shafts 26-1 and 26-2.
  • the spring 27 is interposed between the downstream push member 22 and the support members 25-1, 25-2, and urges the downstream push member 22 downward with respect to the support members 25-1, 25-2. Generates an urging force.
  • the downstream push member 22 has a function of pressing the carrier tape 80 toward the tape transport path 20 on the downstream side of the inlet push member 21 when being urged downward by the spring 27.
  • the tape feed unit 30 is a portion for transporting the carrier tape 80 drawn from the reel 90 in the tape transport direction X.
  • the tape feed portion 30 has a rear side sprocket 31, a front side sprocket 32, a rear side motor 33, and a front side motor 34.
  • the rear side sprocket 31 is a rotating body that is rotatably supported on the rear side of the main body case 10.
  • the rear sprocket 31 is located on the upstream side of the tape transport direction X (specifically, on the upstream side to the downstream side of the tape transport direction X in the tape transport path 20) with respect to the tape guide 40 (specifically, the tongue portion 46 described later). It is arranged in the inclined part) where the position gradually rises toward.
  • the rear side sprocket 31 rotates about a horizontal support shaft provided below the tape transport path 20 with respect to the main body case 10.
  • the rear sprocket 31 rotates to feed the carrier tape 80 inserted into the tape insertion portion 11 toward the tape discharge portion 12 side along the tape transport path 20.
  • two rear sprockets 31 may be provided side by side in the tape transport direction X.
  • the front side sprocket 32 is a rotating body rotatably supported on the front side of the main body case 10.
  • the front side sprocket 32 is arranged on the tape transport direction X downstream side (specifically, near the component take-out position P) with respect to the tape guide 40 (specifically, the tongue portion 46 described later).
  • the front side sprocket 32 rotates about a horizontal support shaft provided below the tape transport path 20 with respect to the main body case 10.
  • the front side sprocket 32 rotates and feeds the carrier tape 80 conveyed along the tape conveying path 20 toward the tape discharging portion 12 side and further toward the outside from the tape discharging portion 12.
  • two front-side sprockets 32 may be provided side by side in the tape transport direction X.
  • the rear side sprocket 31 and the front side sprocket 32 each have external teeth protruding outward in the radial direction. A plurality of these external teeth are provided at an angular interval corresponding to the interval of the feed holes 86 of the carrier tape 80.
  • the external teeth When the external teeth are located near the uppermost ends of the sprockets 31 and 32, they project upward through the window hole of the tape transport path 20. The external teeth protruding upward from the tape transport path 20 engage with the feed hole 86 of the carrier tape 80.
  • the rear side sprocket 31 is engaged with the output shaft of the rear side motor 33 via the gear 35.
  • the rear side sprocket 31 decelerates and rotates as the rear side motor 33 is driven to rotate.
  • the rear side motor 33 is intermittently driven so as to rotate by a predetermined angle per drive.
  • the front side sprocket 32 is engaged with the output shaft of the front side motor 34 via the gear 36.
  • the front side sprocket 32 decelerates and rotates with the rotation drive of the front side motor 34.
  • the front side motor 34 is intermittently driven so as to rotate by a predetermined angle per drive.
  • An operation lever 37 is provided in the main body case 10.
  • the operation lever 37 is provided so as to project rearward above the position of the tape insertion portion 11 of the main body case 10.
  • the operating lever 37 is rotatably supported by the rear portion of the main body case 10.
  • the operating lever 37 is rotated in a predetermined direction by the urging force of the spring, and is manually rotated in the opposite direction against the urging force of the spring by the operator.
  • the inlet pushing member 21 comes into contact with the tape transport path 20 by the urging force of the spring, so that the new carrier tape 80 cannot be inserted into the tape inserting portion 11. It is possible.
  • the inlet pushing member 21 rises against the urging force of the spring and separates from the tape transport path 20, so that the tape inserting portion 11 A new carrier tape 80 can be inserted into the carrier tape 80.
  • a baffle plate 38 is pivotally supported at the rear part of the entrance push member 21.
  • the baffle plate 38 has a function of blocking the tape insertion portion 11 by its own weight while the inlet pushing member 21 is being pressed toward the tape transport path 20, making it impossible to insert a new carrier tape 80.
  • the baffle plate 38 is rotated by engaging with the rear portion of the downstream push member 22 when the inlet push member 21 is raised, and opens the tape insertion portion 11 so that a new carrier tape 80 can be inserted.
  • a stopper member 39 is provided adjacent to the inlet push member 21 on the downstream side.
  • the stopper member 39 is rotatably supported by the downstream push member 22.
  • the cam portion of the operating lever 37 37a is separated from the cam follower 39a of the stopper member 39.
  • the stopper member 39 brings the contact portion 39c into contact with the tape transport path 20 and the stop portion 39d from the tape transport path 20 by rotating around the shaft support portion 39b by the urging force of the spring (not shown). It is held in a separated state.
  • the cam portion 37a of the operating lever 37 engages with the cam follower 39a of the stopper member 39.
  • the stopper member 39 is rotated around the shaft support portion 39b against the urging force of the spring (not shown), and the stop portion 39d is brought into contact with the tape transport path 20.
  • the carrier tape 80 is inserted into the tape insertion portion 11 in such a state, the inserted carrier tape 80 is stopped by the tip of the carrier tape 80 coming into contact with the stop portion 39d of the stopper member 39.
  • the carrier tape 80 that lifts the contact portion 39c will be referred to as an old carrier tape 80.
  • a new carrier tape 80 hereinafter referred to as a new carrier tape 80
  • the tip of the new carrier tape 80 is a stopper. It comes into contact with the stop portion 39d of the member 39 and is stopped.
  • a top pushing member 28 is provided in the main body case 10.
  • the upper surface pushing member 28 is arranged above the tape transport path 20 between the rear sprocket 31 and the front sprocket 32.
  • the upper surface pushing member 28 is formed and arranged so as to extend parallel to the tape transport path 20.
  • the upper surface pushing member 28 is pivotally supported by the main body case 10 at its front end.
  • the upper surface pushing member 28 is swingably supported by the main body case 10.
  • the upper surface pushing member 28 is urged downward by an urging member 29 such as a torsion spring.
  • the upper surface pushing member 28 has a function of pressing the upper surface of the carrier tape 80 on the tape transport path 20 by being urged downward by the urging member 29 to prevent the carrier tape 80 from floating.
  • the tape guide 40 is a member that guides the carrier tape 80 transported on the tape transport path 20.
  • the tape guide 40 is arranged on the downstream side of the tape transport path 20 in the transport direction.
  • the tape guide 40 is provided in the main body case 10.
  • the tape guide 40 may be attached to the main body case 10 separately, or may be integrally provided with the main body case 10.
  • the tape guide 40 can press the upper surface of the carrier tape 80 on the tape transport path 20, and also peels off the cover tape 83 from the base tape 82 of the carrier tape 80 to remove the electronic component 2 in the component storage portion 84. It can be exposed. In particular, the tape guide 40 is urged and pressed downward with respect to the main body case 10, and even if the tape thickness of the carrier tape 80 changes, the upper surface of the carrier tape 80 is pressed to lift the carrier tape 80. It is possible to prevent the feed hole 86 from being securely engaged with the sprocket.
  • a backup leaf spring 50 and a support leaf spring 51 are provided in the main body case 10, respectively.
  • the backup leaf spring 50 and the support leaf spring 51 are arranged on the downstream side of the tape transport path 20 in the transport direction.
  • the backup leaf spring 50 extends in the tape transport direction X along the tape transport path 20, and is fixed to the main body case 10 at one end with a screw or the like.
  • the backup leaf spring 50 supports the lower surface of the carrier tape 80 (specifically, the base tape 82; including the base tape 82 from which the cover tape 83 has been peeled off) on the tape transport path 20.
  • the backup leaf spring 50 generates an urging force that urges the carrier tape 80 on the tape transport path 20 upward and presses the upper surface of the carrier tape 80 against the upper wall portion 42 described later of the tape guide 40.
  • the tape transport path 20 is provided with a groove in which the component storage portion 84 projecting downward in the embossed carrier tape 80 can be engaged. This groove is formed in a size corresponding to the embossed carrier tape 80 in which the component storage portion 84 is maximized.
  • the support leaf spring 51 is arranged below the groove.
  • One or more support leaf springs 51 (three in the figure) are provided. Each support leaf spring 51 extends in the tape transport direction X along the tape transport path 20, and is fixed to the main body case 10 at one end with a screw or the like.
  • the support leaf spring 51 supports the lower surface of the lower wall of the component storage portion 84 of the carrier tape 80 when the carrier tape 80 on the tape transport path 20 is an embossed carrier tape.
  • the support leaf spring 51 generates a force for suppressing the lower wall of the component storage portion 84 of the carrier tape 80 on the tape transport path 20 from being lowered by its own weight.
  • the tape guide 40 has a guide main body 41 as shown in FIGS. 8, 9, 10, 11, and 12.
  • the guide main body 41 extends along the tape transport direction X and guides the carrier tape 80 on the tape transport path 20.
  • the guide main body 41 is formed in a U-shaped cross section.
  • the guide main body portion 41 has an upper wall portion 42 and a pair of side wall portions 43.
  • the upper wall portion 42 is a portion that is arranged above the tape transport path 20 and faces the upper surface of the carrier tape 80.
  • the upper wall portion 42 has a function of restricting the upward movement of the carrier tape 80 to prevent the carrier tape 80 from floating.
  • Each of the pair of side wall portions 43 extends downward from the widthwise end portion of the upper wall portion 42, and is a portion facing the side surface of the carrier tape 80.
  • the tape guide 40 has a component exposed portion 45.
  • the component exposure portion 45 exposes the electronic component 2 in the component storage portion 84 of the base tape 82 of the carrier tape 80. Specifically, the component exposed portion 45 peels the cover tape 83 from the base tape 82 immediately before the component take-out position P in which the electronic component 2 is taken out by suction or gripping by the component transfer device 120, whereby the electronic component 2 is exposed. To expose.
  • the component exposed portion 45 is integrally provided with the guide main body portion 41.
  • the component exposed portion 45 has a tongue portion 46.
  • the tongue portion 46 is a portion inserted between the base tape 82 and the cover tape 83 during the transportation of the carrier tape 80.
  • An opening 42a is provided in the upper wall portion 42 of the guide main body portion 41.
  • the opening 42a is formed by cutting out a part of the upper wall portion 42.
  • the tongue portion 46 is arranged so as to be exposed to the outside through the opening 42a.
  • the tongue portion 46 is formed so as to extend along the tape transport direction X and is formed in the shape of a horizontal plate.
  • the tongue portion 46 is fixed to the edge of the opening 42a of the guide main body 41 by welding or the like at the downstream end of the tape transport direction X.
  • the tongue portion 46 has a cantilever structure and is integrally attached to the guide main body portion 41, and is provided on the guide main body portion 41.
  • the tongue portion 46 is arranged with the tip portion 46a facing the upstream side in the transport direction of the carrier tape 80.
  • the tongue portion 46 has a predetermined length from the fixed portion fixed to the guide main body portion 41 to the tip portion 46a.
  • the tongue portion 46 has a predetermined width in the tape width direction of the carrier tape 80. This predetermined width is set to be smaller than the tape width of the carrier tape 80.
  • the tongue portion 46 is provided with one end side in the tape width direction (specifically, a feed hole 86) of both ends in the tape width direction in which the cover tape 83 is adhered to the base tape 82 in the width direction of the carrier tape 80. It is arranged so as to be biased to the side opposite to the side where it was struck.
  • the tip 46a of the tongue 46 is located on the other end side in the tape width direction (specifically, the side where the feed hole 86 is provided) on the upstream side in the transport direction, and is located in the other tape width direction. It is formed so as to be inclined from the end side toward the end side in the width direction of one of the above tapes and gradually located on the downstream side in the transport direction.
  • the tongue portion 46 is arranged so that the tip end portion of the tip portion 46a is located directly above the component storage portion 84 of the base tape 82.
  • the back surface (that is, the lower surface) of the tongue portion 46 is formed in a substantially horizontal plane, and in particular, the entire surface thereof is formed so as to face the upper surface of the peripheral region including the component storage portion 84 of the base tape 82. ing.
  • the back surface of the tongue portion 46 has a function of restricting the upward movement of the base tape 82 of the carrier tape 80 to prevent the carrier tape 80 from rising.
  • the base tape 82 of the carrier tape 80 is urged upward by the backup leaf spring 50 so that its upper surface is in contact with the back surface of the tongue portion 46, and is pressed against the back surface of the tongue portion 46.
  • the guide main body 41 has a facing portion 41a.
  • the facing portion 41a is a portion formed in a facing region S (shown by cross-hatching in FIG. 8) that can face the opening of the component storage portion 84 in which the electronic component 2 is exposed by the component exposed portion 45 when the carrier tape 80 is conveyed. Is.
  • the facing portion 41a is formed on the tongue portion 46 of the component exposed portion 45 of the guide main body portion 41.
  • the facing region S is a region in which the electronic component 2 in the component storage portion 84 passes below when the carrier tape 80 is conveyed, and the cover tape 83 is peeled off from the base tape 82 in the tongue portion 46 to expose the electronic component 2.
  • the facing portion 41a has a function of preventing the electronic component 2 from popping out from the component storage portion 84 in which the electronic component 2 is exposed by the component exposed portion 45.
  • the facing portion 41a extends linearly along the tape transport direction X over the entire facing region S of the tongue portion 46.
  • the facing portion 41a has a width equal to or larger than the width of the component storage portion 84 in the tape width direction.
  • the facing portion 41a is formed of a material having a hardness lower than that of the electronic component 2, and specifically, the facing portion 41a is made of a material of a ceramic main body portion 2a of the electronic component 2 and a metal electrode terminal 2b. It is made of a material with low hardness.
  • the material of the facing portion 41a is, for example, a resin such as polyamide or polyacetal.
  • the facing portion 41a is formed by adhering, caulking, fixing, or coating the material made of the material to the facing region S on the back surface of the tongue portion 46.
  • the facing portion 41a may be formed by attaching a resin to the back surface of the metal tongue portion 46 body by adhesion or caulking as described above.
  • the tip of the tip portion 46a of the tongue portion 46 is included in the facing portion 41a.
  • the guide main body 41 also has a metal portion 41b.
  • the metal portion 41b is a portion of the guide main body portion 41 and thus the tongue portion 46 made of metal (for example, stainless steel).
  • the metal portion 41b is a region different from the region where the facing portion 41a is formed (in the present embodiment, the facing region S in the tongue portion 46) (in the present embodiment, a non-facing region different from the facing region S in the tongue portion 46). T; shown by single hatching in FIG. 8).
  • the tongue portion 46 is configured such that the opposing portion 41a is exposed in the entire facing region S and the metal portion 41b is exposed in the non-opposing region T.
  • the peeling blade 47 of the tongue portion 46 is included in the metal portion 41b.
  • the tape guide 40 is provided with a folded portion 49.
  • the folded-back portion 49 is a portion where one end in the tape width direction of the cover tape 83 is peeled off from the base tape 82, and then the end portion in the tape width direction on the peeling side of the cover tape 83 is raised and folded back.
  • the folded-back portion 49 is arranged on the downstream side in the transport direction from the tongue portion 46, and the tip is arranged so as to be located on the tape transport direction X upstream side from the component take-out position P.
  • the folded-back portion 49 is formed in a plate shape, and is formed so that the width increases from the tape transport direction X upstream side to the tape transport direction X downstream side.
  • the folded-back portion 49 is formed and arranged so as to close a part of the opening 42a.
  • the base tape 82 and the cover tape 83 are adhered to each other at the other end in the tape width direction. It is discharged from the main body case 10 to the outside in the same state.
  • the component transfer device 120 is a device for transferring the electronic component 2 supplied to the component take-out position P from the carrier tape 80 toward the substrate 3 positioned at a predetermined component mounting position. As shown in FIG. 1, the component transfer device 120 includes a first slider 121, a second slider 122, and a mounting head 123.
  • the first slider 121 is supported by the base via the guide rails 124 and 125.
  • the guide rails 124 and 125 extend in the tape transport direction X orthogonal to the board transport direction Y by the board transport device 110, and are arranged above the board transport device 110.
  • the first slider 121 is moved along the guide rails 124 and 125 in the tape transport direction X by driving the first servomotor.
  • the second slider 122 is movably attached to the first slider 121 in the substrate transport direction Y.
  • the second slider 122 is moved in the substrate transport direction Y by driving a second servomotor (not shown) fixed to the first slider 121.
  • a mounting head 123 is attached to the second slider 122.
  • the mounting head 123 detachably holds a suction nozzle (not shown) capable of sucking the electronic component 2 or a gripping chuck (not shown) capable of gripping the electronic component 2.
  • the mounting head 123 may be capable of holding a plurality of suction nozzles and gripping chucks.
  • the mounting head 123 can move its position in the vertical direction Z orthogonal to both the tape transport direction X and the substrate transport direction Y.
  • the suction nozzle of the mounting head 123 takes out the electronic component 2 supplied to the component extraction position P by the component supply device 1 from the component storage portion 84 of the carrier tape 80 by using negative pressure or the like, and removes the extracted electronic component 2. By releasing the negative pressure or the like, it is mounted on the substrate 3 positioned at a predetermined component mounting position.
  • the tip of the carrier tape 80 can be inserted to a position where it comes into contact with the stop portion 39d of the stopper member 39.
  • the operating lever 37 is rotated by the urging force of the spring to return to the original position.
  • the inlet pushing member 21 is lowered toward the tape transport path 20 by the urging force of the spring 24, so that the carrier tape 80 is pressed toward the tape transport path 20 and the baffle plate 38 is self-weighted. Closes the tape insertion portion 11.
  • the contact portion 39c of the stopper member 39 comes into contact with the tape transport path 20, and the stop portion 39d is separated from the tape transport path 20.
  • the insertion of the carrier tape 80 into the tape insertion portion 11 is detected, the presence of the carrier tape 80 on the tape transport path 20 is detected, and the operation lever 37 is pressed.
  • the rear motor 33 is driven to rotate the rear sprocket 31.
  • the rear sprocket 31 is outside the carrier tape 80 in a state where the tip side of the carrier tape 80 is allowed to be transported from the stop portion 39d to the tape transport direction X downstream side due to the separation of the stop portion 39d from the tape transport path 20. Since the teeth and the feed hole 86 of the carrier tape 80 rotate in an engaged state, the carrier tape 80 is conveyed to the tape discharge portion 12 side by the rotation of the rear sprocket 31.
  • the tip of the carrier tape 80 When the carrier tape 80 is conveyed by the rotation of the rear sprocket 31, the tip of the carrier tape 80 is pushed from between the guide portion formed at the rear end of the upper surface pushing member 28 and the tape conveying path 20. Enter below 28. Therefore, the tip end side of the carrier tape 80 is conveyed toward the front sprocket 32 side in a state where the upper surface pushing member 28 suppresses the lifting from the tape conveying path 20. Then, when it is detected by the sensor that the tip of the carrier tape 80 has reached the tape transport direction X upstream side of the front side sprocket 32, the rear side motor 33 and the front side motor 34 are driven to drive the rear part. The side sprocket 31 and the front side sprocket 32 rotate intermittently.
  • the carrier tape 80 is conveyed to the tape discharge portion 12 side by the rotation of the front side sprocket 32. Then, during the transfer, the tape transport direction X tip of the carrier tape 80 reaches the tongue portion 46 of the component exposed portion 45 of the tape guide 40 on the tape transport path 20, and the base tape 82 at the tip of the carrier tape 80 in the transport direction. The tip portion 46a of the tongue portion 46 enters between the cover tape 83 and the cover tape 83.
  • the electronic component 2 in the component storage unit 84 is supplied to the component take-out position P.
  • the electronic component 2 supplied to the component take-out position P is attracted or gripped by the component transfer device 120 included in the component mounting machine 100 each time the rotation is stopped during the intermittent rotation of the rear sprocket 31 and the front sprocket 32. It is taken out from the component storage unit 84 and transferred to the substrate 3 on the substrate production line.
  • the carrier tape 80 is moved upward by the backup leaf spring 50 after the cover tape 83 is peeled off from the base tape 82 and the electronic component 2 in the component storage portion 84 is exposed during the transfer on the tape transport path 20.
  • the upper surface of the base tape 82 is conveyed along the tape conveying direction X in a state of being pressed against the back surface of the tongue portion 46.
  • the electronic component 2 is not covered with the cover tape 83 until the component removal position P is reached.
  • a facing portion 41a that prevents the electronic component 2 from popping out from the component storage portion 84 is provided in the facing region S of the tongue portion 46 that can face the opening of the component storage portion 84 of the carrier tape 80.
  • the facing portion 41a is formed of a material (specifically, a resin) having a hardness lower than that of the electronic component 2.
  • the electronic component 2 in the component storage portion 84 of the carrier tape 80 is exposed, when the electronic component 2 in the component storage portion 84 comes into contact with the back surface of the tongue portion 46, the electronic component 2 and the tongue portion Of the 46, the one that is scratched is the tongue portion 46, which has a low hardness. Therefore, after the electronic component 2 is exposed and until it reaches the component take-out position P, the electronic component 2 protrudes from the opening of the component storage portion 84, or the upper end of the electronic component 2 and the opening of the component storage portion 84. When the clearance is small, it is possible to prevent the electronic component 2 from being scratched due to contact with the tongue portion 46. Therefore, it is possible to prevent the electronic component 2 taken out from the carrier tape 80 by the component mounting machine 100 from becoming a defective product.
  • the back surface of the tongue portion 46 is formed in a substantially horizontal plane so that the entire surface surface of the tongue portion 46 faces the upper surface of the peripheral region including the component storage portion 84 of the base tape 82.
  • substantially the entire back surface of the tongue portion 46 abuts on the upper surface of the base tape 82 that is urged upward by the backup leaf spring 50 to support the base tape 82, so that the back surface of the tongue portion 46 is
  • the area where the upper surface of the base tape 82 is supported by the back surface of the tongue portion 46 is larger than the configuration in which a tunnel-shaped groove or a step is formed on the back surface of the electronic component 2 in the component storage portion 84 so as not to come into contact with the electronic component 2. It can be secured to the maximum.
  • the leading edge of the tip portion 46a of the tongue portion 46 is included in the facing portion 41a and is formed of resin, and the peeling blade 47 of the tip portion 46a is included in the metal portion 41b and is made of metal. It is formed.
  • the tip is formed of resin, and a portion (that is, a peeling blade 47) that is inserted into the bonding portion between the base tape 82 and the cover tape 83 to peel off the cover tape 83 from the base tape 82 is formed of metal.
  • the tip of the tip 46a of the tongue portion 46 that first enters between the base tape 82 and the cover tape 83 is located directly above the component storage portion 84 of the base tape 82. Therefore, according to the above configuration, unlike the configuration in which the tip end portion 46a of the tongue portion 46 is formed of metal, the electronic component 2 in the component storage portion 84 is attached to the lower surface of the cover tape 83.
  • the electronic component 2 can be peeled off from the lower surface of the cover tape 83 at the resin portion of the tongue portion 46, whereby the electronic component 2 can be reliably prevented from being scratched. Further, the durability of the peeling blade 47 can be improved as compared with the structure in which the peeling blade 47 for peeling the adhesive portion between the base tape 82 and the cover tape 83 is formed of resin.
  • the facing region S formed on the back surface of the tongue portion 46 of the guide main body portion 41 is a component storage portion in which the electronic component 2 is exposed by the component exposed portion 45 when the carrier tape 80 is conveyed. It is a region that can face the opening of 84 and extends along the tape transport direction X from the exposure start position on the tongue portion 46 to the component take-out position P. Then, the resin facing portion 41a, which has a lower hardness than the electronic component 2, extends linearly along the tape transport direction X over the entire facing region S.
  • the present disclosure is not limited to this, and the facing portion 41a may be formed in a part of the facing region S.
  • the electronic component 2 comes into contact with the tip portion 46a of the tongue portion 46 and damages the electronic component 2.
  • a resin facing portion 41a having a hardness lower than that of the electronic component 2 may be formed only in the facing region S of the tip portion 46a of the tongue portion 46.
  • the electronic component 2 comes into contact with the back surface of the tongue portion 46 during the transfer of the carrier tape 80 after the tongue portion 46 starts to enter between the base tape 82 and the cover tape 83 of the carrier tape 80.
  • the facing portion 41a is formed in the facing region S excluding the tip portion 46a of the tongue portion 46, and the facing portion 41a is not formed in the facing region S of the tip portion 46a. It may be a thing.
  • the tongue portion 46 of the guide main body portion 41 has the tip portion 46a most on the other end side in the tape width direction (specifically, the side where the feed hole 86 is provided). It is formed so as to be located on the upstream side of the tape transport direction X and gradually located on the downstream side of the tape transport direction X from the other end side in the tape width direction to the one end side in the tape width direction described above.
  • the tip of the tip portion 46a is located directly above the component storage portion 84 of the base tape 82, and is provided on the resin facing portion 41a having a hardness lower than that of the electronic component 2.
  • the tongue portion 46 of the guide main body portion 41 has a tip portion 46a on the other end side in the tape width direction (specifically). Is inclined from the side where the feed hole 86 is provided) toward the central portion in the tape width direction and is gradually located on the upstream side in the transport direction, and from the central portion side in the tape width direction to the one end portion in the tape width direction described above. It may be formed so as to be inclined toward the side and gradually located on the downstream side in the transport direction.
  • the leading edge of the tip portion 46a is located slightly offset in the tape width direction with respect to directly above the component storage portion 84 of the base tape 82, and the metal portion 41b (specifically, the tape from the facing portion 41a). It may be provided at a location offset in the width direction).
  • a part of the tongue portion 46 of the guide main body portion 41 (specifically, a portion different from the metal portion 41b including the peeling blade 47) has a hardness higher than that of the electronic component 2.
  • a low resin facing portion 41a is formed.
  • the present disclosure is not limited to this, and it is also possible to form a resin facing portion 41a having a hardness lower than that of the electronic component 2 on the entire tongue portion 46 (particularly, the entire lower surface). Good.
  • the back surface of the tongue portion 46 of the guide main body portion 41 is substantially horizontal so that the entire surface of the tongue portion 46 faces the upper surface of the peripheral region including the component storage portion 84 of the base tape 82. Is formed in.
  • the present disclosure is not limited to this, so that the back surface of the tongue portion 46 does not come into contact with the electronic component 2 in the component storage portion 84 of the carrier tape 80, particularly with respect to the facing portion 41a. It may have a tunnel-shaped groove or a step.
  • the distance between the back surface of the portion where the groove or step of the tongue portion 46 is formed and the upper surface of the carrier tape 80 (specifically, the base tape 82) becomes relatively large. Therefore, the possibility that the electronic component 2 in the component storage portion 84 comes into contact with the back surface of the tongue portion 46 can be suppressed to a low level.
  • the facing portion 41a is formed of a material (specifically, a resin) having a hardness lower than that of the electronic component 2. Therefore, the posture of the electronic component 2 changes in the space between the back surface of the portion where the groove or step of the tongue portion 46 is formed and the bottom surface of the component storage portion 84, and the electronic component 2 is placed on the back surface of the tongue portion 46. Even if the component 2 comes into contact with the electronic component 2, it is possible to prevent the electronic component 2 from being scratched.
  • the spring 50 or the like is provided with a magnet or the like that generates a magnetic force that attracts and holds the electronic component 2 on the bottom surface side in the component storage portion 84.
  • the cover tape 83 is adhered to the base tape 82, and the electronic component 2 in the component storage portion 84 is covered with the cover tape 83, and then the release blade 47 of the component exposed portion 45 is used as the base.
  • the electronic component 2 is exposed by being inserted into the bonding portion between the tape 82 and the cover tape 83 and the cover tape 83 being partially peeled off from the base tape 82.
  • the present disclosure is not limited to this, and in exposing the electronic component 2 in the component storage portion 84, the cover tape 83 is taped with a cutter without peeling the cover tape 83 from the base tape 82. It may be applied to a configuration in which a double door is opened by being divided into two in the width direction.
  • the component supply device 1 is an auto-loading feeder that automatically conveys the carrier tape 80 containing the electronic component 2 from the tape insertion portion 11 to the tape discharge portion 12 of the main body case 10. is there.
  • the present disclosure is not limited to this, and the component supply device 1 may be a cassette type tape feeder covered with a cassette case.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Supply And Installment Of Electrical Components (AREA)

Abstract

La présente invention concerne un guide de bande permettant d'empêcher un composant électronique d'être endommagé en raison d'un contact avec une partie de corps de guidage après que le composant électronique est mis à nu, comprenant : une partie de corps de guidage s'étendant dans une direction de transfert le long de laquelle une bande de support est transférée et guidant la bande de support, la bande de support comprenant une bande de base et une bande de protection, la bande de base ayant une partie de stockage de composant pour stocker un composant électronique, la bande de protection étant disposée sur une surface de la bande de base de façon à fermer une ouverture de la partie de stockage de composant ; et une partie mise à nue de composant qui met à nu le composant électronique dans la partie de stockage de composant de la bande de support étant guidée par la partie de corps de guidage. La partie corps de guidage est formée dans une région opposée qui peut être opposée à l'ouverture de la partie de stockage de composant à partir de laquelle le composant électronique est mis à nu par la partie de mise à nu de composant pendant le transfert de la bande de support, la partie corps de guidage ayant une partie opposée ayant une faible dureté par comparaison avec le composant électronique.
PCT/JP2019/032319 2019-08-19 2019-08-19 Guide de bande WO2021033245A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2019/032319 WO2021033245A1 (fr) 2019-08-19 2019-08-19 Guide de bande
JP2021541366A JP7273977B2 (ja) 2019-08-19 2019-08-19 テープガイド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/032319 WO2021033245A1 (fr) 2019-08-19 2019-08-19 Guide de bande

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Publication Number Publication Date
WO2021033245A1 true WO2021033245A1 (fr) 2021-02-25

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PCT/JP2019/032319 WO2021033245A1 (fr) 2019-08-19 2019-08-19 Guide de bande

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JP (1) JP7273977B2 (fr)
WO (1) WO2021033245A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533943A (ja) * 1998-12-22 2002-10-08 マイデータ オートメーション アクチボラグ 部品機械のテープ・ガイドおよびマガジン
JP2003188578A (ja) * 2001-12-18 2003-07-04 Matsushita Electric Ind Co Ltd テープフィーダ
JP2007280979A (ja) * 2006-04-03 2007-10-25 Urawa Denken Kk カバーテープ剥離器およびこれを用いたテープフィーダー
WO2018189785A1 (fr) * 2017-04-10 2018-10-18 ヤマハ発動機株式会社 Structure de guidage d'éjection de bande, dispositif d'alimentation de composant et machine de montage de composant

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533943A (ja) * 1998-12-22 2002-10-08 マイデータ オートメーション アクチボラグ 部品機械のテープ・ガイドおよびマガジン
JP2003188578A (ja) * 2001-12-18 2003-07-04 Matsushita Electric Ind Co Ltd テープフィーダ
JP2007280979A (ja) * 2006-04-03 2007-10-25 Urawa Denken Kk カバーテープ剥離器およびこれを用いたテープフィーダー
WO2018189785A1 (fr) * 2017-04-10 2018-10-18 ヤマハ発動機株式会社 Structure de guidage d'éjection de bande, dispositif d'alimentation de composant et machine de montage de composant

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JP7273977B2 (ja) 2023-05-15

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