TWI620694B - Feeding mechanism - Google Patents

Abstract

The feeding mechanism of the present invention comprises a winding mechanism provided on a reel frame, which includes a passively rotating winding shaft, and a first rotating shaft and a second winding shaft that are actively rotating. The reel is wound with a tape. The first rewinding shaft is used for rewinding to rewind an empty reel that has been peeled off from the reel. The second rewinding shaft is used for rewinding. An empty reel with a carrier tape remaining on the strip of the protective film strip; a material guide mechanism is provided with a guide seat for the conveyance path of the carrier tape, and the carrier tape is pulled through the conveyance path on the guide seat of the material guide mechanism to An extraction section enables the components on the carrier tape to be extracted, and the remaining carrier tape is taken up by the empty reel of the second winding shaft, and the peeled protective film is taken up by the empty reel of the first winding shaft; To supply components wrapped in tape.

Description

Feeding mechanism

The invention relates to a feeding mechanism, in particular to a feeding mechanism for supplying components covered in a tape.

In general, there are a wide variety of electronic components. However, based on the necessary requirements, there are often two or more types of electronic components combined, such as on flexible substrates (FlexiAle suAstrate, or Flexible Printed Circuit Board (FPC)). Paste a component, this component may be another flexible substrate, or a passive component, or other components that must be attached to the flexible substrate; the method of bonding electronic components of this flexible substrate to a component, the prior art For example, the patent case No. I546234 of the "Transferring Method and Device of Electronic Component Lamination Process" patent case and the patent case No. I567011 of the "Transferring Method and Device of Lamination Component Process" patent case. The components are respectively placed on different carrier plates, and the two carrier plates are respectively transported by two conveying channels, and then the first component on one carrier plate is transferred to the other carrier plate and bonded to the second component.

However, the previous technology disclosed in I546234 and I567011 is only applicable to the pasting industry of the first component and the second component that are suitable for placing on the carrier. It cannot be used for components that are not suitable for carrying on the carrier, such as wrapping the components. In the tape; therefore, in order to solve this type of automatic bonding industry using components wrapped in the tape, it is extremely necessary to provide a feeding device that can supply the components wrapped in the tape to cooperate with the bonding process. Improve productivity.

That is, the object of the present invention is to provide a feeding mechanism that can be used to supply components covered in a tape.

A feeding mechanism according to the purpose of the present invention includes: a material tape, which is rolled up in a reel, the material tape includes a plurality of components covered by a carrier tape and a protective film, and the components are adhered to the carrier tape; a roll A tape rack is provided with a winding mechanism, which includes a passively rotating winding shaft and an actively rotating first winding shaft and a second winding shaft. Reel, the first rewinding shaft is used to cover the empty reel of the protective film that has been peeled off from the tape, and the second rewinding shaft is used to cover the remaining carrier tape of the peeled protective film. An empty reel box; a material guide mechanism provided with a guide seat for the conveying path of the carrier tape; a material tape wound on the reel on the reel, wherein the carrier tape is pulled by the guide seat of the material guide mechanism The upper conveyor is taken to an extraction section, so that the components on the carrier tape are extracted, and the remaining carrier tape is rolled up by the empty reel of the second winding shaft, and the peeled protective film is rolled by the empty reel of the first winding shaft.

The feeding mechanism according to the embodiment of the present invention uses a winding mechanism on a reel frame to enable a passively rotating reel to be sleeved on a reel with a wound tape, and an actively rotating first rewinding shaft is provided for the sleeve to suspend. Wind up the empty roll case that has been peeled off the protective film, and the second winding shaft is used to set the empty roll case that is used to roll up the remaining carrier tape of the stripped protective film. It is provided by the guide mechanism. The guide seat of the conveying path through which the carrier tape can be passed, so that the winding mechanism can be wound by a carrier tape and a protective film covered with a plurality of components, and the components are adhered to the carrier tape's tape and covered by the carrier. The components are provided for extraction, so that these tapes can be carried out in automated processing operations, which promotes automated production and greatly improves the process efficiency.

Please refer to FIG. 1. In the embodiment of the present invention, a component A is conveyed. The component A is covered with a strip A1 composed of a flat flexible strip carrier tape A11 and a flat flexible strip protective film A12. Element A includes a film layer A2 and an adhesive layer A3 located below the film layer A2. The adhesive layer A3 can be an optical clear adhesive (OCA). The smooth surface and the adhesive layer A3 are under the film layer A2. The upper surface is adhered and can be peeled off; component A is adhered and peeled off on the smooth surface under the adhesive layer A3 and above the carrier tape A11; the tape A1 is rolled up in a reel A4, and the reel A4 is provided with an embedded hole A41, A space A42 on the side of the box is provided, and a reel A43 is set in the center between the two sides A42 of the two boxes. The reel A1 is wound on the reel A43; Attach and discharge from the reel A4 with the carrier tape A11 down and the protective film A12 up. When the tape A1 is ejected from the reel A4, the film layer A2 of the second element is on the top and the adhesive layer A3 is stuck on the bottom. The carrier tape A11; the component A is covered in the carrier tape A11 and the protective film A12 of the tape A1, and is continuously and linearly arranged in a plurality of pairs, which are maintained at equal intervals.

Please refer to FIGS. 3 and 4. The feeding mechanism B according to the embodiment of the present invention can be illustrated as shown in the figure, including: a Y-axis seat frame B1 provided on the table surface T of the machine and a front side of the seat frame B1. Two reel stand B2 on the Y-axis slide rail B11 spaced apart and parallel to each other, the back side of the reel stand B2 is fixed to the slide seat B121 driven by a drive member B12 between the two slide rails B11 of the seat frame B1, and It can be driven by Y-axis reciprocating displacement driven by the driver B12. There is an air-jet mechanism B4 on the side of the seat frame B1, which can blow gas to lift dust. The reel frame B2 is provided with a winding mechanism B21 at the upper part, which includes A passively rotating winding shaft B211 and two common receiving back-side driving members B212 are driven by the belt B213 to mutually actively rotate the first winding shaft B214 and the second winding shaft B215, and the winding shaft B211 is mounted on the winding frame. The front side of the cover B2 is a cassette A4 in which the tape A1 is wound in FIG. 2. The first winding shaft B214 is provided in the front side of the tape holder B2 to cover the space of the protective film A12 that has been peeled from the tape A1 in FIG. 2. The reel A5 and the second rewinding shaft B215 are set on the front side of the reel stand B2. The rewinding tape A1 in FIG. 2 is used to rewind the strip A1 of the peeling protective film A12. Empty roll case A6.

Please refer to Figs. 1, 5, and 6. The front side of the reel stand B2 is provided with a material guiding mechanism B22 at a position lower than the opposite winding mechanism B21, and includes a carrier tape A11 for passing the component A on it. The guide seat B222 of the conveying path B221 is fixed to the reel stand B2 on one side. A cover B223 is provided above the conveying path B221, and a retaining groove B224 is provided below the conveying path B221. The upper surface of the track B221 is provided with a row of linearly spaced air holes B225 on each side of the retaining groove B224, so as to provide a negative pressure to suck and convey the carrier tape A11, so that the component A is transported in a manner above the carrier tape A11. The lower surface of the belt A11 is conveyed under an adhesive force that is properly abutted on the upper surface of the conveying path B221; the two exhaust holes B225 on the upper surface of the guide base B222 are provided with two bolts B226 spaced apart from each other on the cover B223. Corresponding to these latch pins B226, pin holes B227 are respectively provided, and the cover B223 is set on the upper surface of the guide seat B222 under the pin hole B227 to insert the latch B226. The stop groove B224 provides attachment for unknown reasons below the carrier tape A11. When component A or other foreign matter is caused, such component A or foreign matter is transported The card is stuck in the retaining groove B224; the cover B223 is in contact with the lower surface of the upper surface of the conveying path B221, and a recessed groove B228 is provided at a position corresponding to the conveying path B221 for the component A protruding on the carrier tape A11 Removal; the front end of the guide base B222 is correspondingly provided with a receiving base D1229. The receiving base D1229 can be driven back and forth by the driving member B230 constituted by a sliding cylinder. Please also refer to Figures 7 ~ 8. The receiving base D1229 should guide The front end of the seat B222 is provided with a downwardly inclined inclined material guide B231 and a plurality of release parts B232 formed by parallel recessed grooves. The opposite side of the guide seat B222 and the receiving seat D1229 forms a slit through which the carrier tape A11 can move. B233, there is a sensing element B235 and an air blowing element B236 on the same fixing part B234 under the slit B233. The fixing part B234 and the receiving seat D1229 are driven by the driving part B230 to move forward and backward, so the sensing element B235 And the blowing element B236 is synchronized with the receiving seat D1229 to maintain the corresponding slot B233; the carrier tape A11 is conveyed through the upper surface of the conveying path B221 of the guiding seat B222, and is turned at the front end of the guiding seat B222 to pass through the guiding seat B222 and the receiving seat. D1229 opposite the narrow When B233 is facing downward, the component A on the carrier tape A11 is sensed by the induction component B235, and the blowing of the component B236 helps the component A on the carrier tape A11 to be peeled off, and a part is transferred to the inclined guide material that passes through the downward bend The part B231 is laid on the upper surface of the release part B232. The recess A of the release part B232 is used to reduce the adhesion of the component A to the release part B232. The component A is transported to the slit B233 as described above. The position at which the carrier tape A11 is peeled off forms a transfer head C of a transfer mechanism (the transfer mechanism is not a feature of the present invention, and will not be described in detail). At this position, the extraction site B237 of the element A is extracted with negative pressure.

Please refer to FIGS. 5 and 6. A tape feeding mechanism B24 is provided on the front side of the reel frame B2, and the tape feeding mechanism B24 includes a fixed first clamp seat B241 each provided with two clamp drills which can be driven to open and clamp. A movable second clamp base B242, a fixed third clamp base B243, and a fixed fourth clamp base B244; the fixed first clamp base B241 and the fixed third clamp base B243 are arranged up and down respectively. It is configured to hold and position the carrier tape A11, wherein the first clamp seat B241 is located on the carrier tape A11 transfer path between the guide seat B222 and the reel A4, and an induction element B25 is provided at the entrance side of the reel A11, and The carrier tape A11 transfer path is provided with a first guide wheel B26; the third clamp base B243 is located on the carrier tape A11 transfer path between the guide base B222 and the empty reel A6, and the carrier tape A11 transfer path between the carrier base B222 and There is a second guide wheel B27; The fixed fourth clamp seat B244 is used for clamping and positioning the protective film A12, which is located on the moving path of the protective film A12 between the reel A4 and the empty reel A5, and an induction element is provided on the entrance side thereof B28, and there are two third guide wheels B29 located between the fourth clamp seat B244 and the reel A4, and between the fourth clamp seat B244 and the empty reel A5. Film A12 transfer path; The movable second clamp base B242 is used to clamp and position the carrier tape A11, and the first clamp base B241 and the empty coil on the carrier tape A11 transport path between the guide base B222 and the empty roll cassette 42 Between the 42 boxes, the second clamp seat B242 is arranged in front of the slide seat B121 in the hollow section B30 on the reel stand B2, and is arranged on the Y slide rails B122 spaced apart and parallel to each other on the slide seat B121. A driving member B31 is driven on the slide rail B122 to perform Y-axis reciprocating displacement and clamps, puts, and pulls the carrier tape A11; a fourth guide wheel B32 is provided between the second clamp seat B242 and the empty roll box 42.

In summary, in the embodiment of the present invention, the reeling mechanism B21 on the reel stand B2 enables the passively rotating reel shaft B211 to be used to sleeve the reel A4 on which the material tape A1 is wound, and the first rewinding shaft that is actively rotated. B214 is used to cover the empty reel A5 of the protective film A12 that has been peeled off from the material tape A1, and the second winding shaft is used to set the empty tape A1 of the remaining carrier tape A11. The reel A6, and the guide mechanism A122 is provided with a guide seat A1222 of a conveying path A1221 through which the carrier tape A11 can pass, so that the winding mechanism A121 can be wound by a carrier tape A11 and a protective film A12 A plurality of components A, the component A is adhered to the tape A1 of the carrier tape A11, and the covered component A is made available for extraction, so that these tapes A1 can be carried out in automated processing operations, and promote automated production, so that The process efficiency has been greatly improved.

However, the above are only the preferred embodiments of the present invention. When the scope of implementation of the present invention cannot be limited by this, that is, the simple equivalent changes and modifications made according to the scope of the patent application and the description of the invention, All are still within the scope of the invention patent.

A‧‧‧Element

A1‧‧‧Tape

A11‧‧‧Tape

A12‧‧‧ Protective film

A2‧‧‧ film

A3‧‧‧Adhesive layer

A4‧‧‧Roller

A41‧‧‧Recessed

A42‧‧‧ side of the box

A43‧‧‧Scroll

A5‧‧‧Empty roll case

A6‧‧‧ empty roll case

B‧‧‧feeding agency

B1‧‧‧seat

B11‧‧‧Slide

B12‧‧‧Driver

B121‧‧‧slide

B2‧‧‧Tape Reel

B21‧‧‧ Winding mechanism

B211‧‧‧Reel

B212‧‧‧Driver

B213‧‧‧Belt

B214‧‧‧The first reel

B215‧‧‧Second volume winding shaft

B22‧‧‧Guide mechanism

B221‧‧‧Conveyor

B222‧‧‧Guide

B223‧‧‧cover

B224‧‧‧Groove

B225‧‧‧Stoma

B226‧‧‧ Bolt

B227‧‧‧pin hole

B228‧‧‧Slot

B229‧‧‧Receiving seat

B230‧‧‧Driver

B231‧‧‧Guide Block

B232‧‧‧Remove part

B233‧‧‧Slit

B234‧‧‧Fixed parts

B235‧‧‧Sensor

B236‧‧‧Blowing element

B237‧‧‧Extraction site

B24‧‧‧Pinching mechanism

B241‧‧‧First clamp seat

B242‧‧‧Second clamp seat

B243‧‧‧The third clamp seat

B244‧‧‧Fourth clamp seat

B25‧‧‧Sensor

B26‧‧‧First guide wheel

B27‧‧‧Second guide wheel

B28‧‧‧Sensor

B29‧‧‧Third guide wheel

B30‧‧‧ hollowed out section

B31‧‧‧Driver

B32‧‧‧Fourth guide wheel

B4‧‧‧Jet

C‧‧‧ transfer head

T‧‧‧machine table top

FIG. 1 is a schematic perspective view of a component placed on a tape in the embodiment of the present invention. FIG. 2 is a schematic perspective view of an adhesive layer attached to a component under the embodiment of the present invention. FIG. 3 is a schematic perspective view of the front side of the feeding mechanism in the embodiment of the present invention. FIG. 4 is a schematic perspective view of the back side of the feeding mechanism in the embodiment of the present invention. 5 is a schematic front view of the front side of the feeding mechanism in the embodiment of the present invention. FIG. 6 is an exploded perspective view of the guide mechanism in the embodiment of the present invention. FIG. 7 is a schematic perspective view of the bottom side of the guide mechanism in the embodiment of the present invention. FIG. 8 is a schematic diagram of an extraction part of a guide mechanism in the embodiment of the present invention.

Claims (14)

A feeding mechanism comprises: a material tape, which is rolled up in a reel, the material tape includes a plurality of elements covered by a carrier tape and a protective film, and the elements are adhered to the carrier tape; The rack is provided with a winding mechanism, which includes a passively rotating winding shaft and an actively rotating first winding shaft and a second winding shaft. The winding shaft is used to sleeve the reel with the tape wound thereon. The rewinding shaft is used to cover the empty roll case for winding the protective film that has been peeled off from the material tape, and the second winding shaft is used to set the empty reel case for winding the remaining carrier tape of the stripped protective film; A material guide mechanism is provided with a guide seat capable of carrying a belt conveying path; a material tape wound on a reel on the reel, wherein the carrier tape is pulled through a conveying path on the guide seat of the material guide mechanism to a In the extraction section, the components on the carrier tape are extracted, and the remaining carrier tape is rolled up by the empty reel of the second winding shaft, and the peeled protective film is rolled up by the empty reel of the first winding shaft. According to the feeding mechanism described in item 1 of the scope of patent application, wherein the reel is mounted on two slide rails of a spaced-apart and parallel rails on a machine table, and the slide base can be driven by a driving member. The reel is moved back and forth on the slide rail. For example, the feeding mechanism according to item 1 of the scope of the patent application, wherein the guide seat of the guide mechanism is provided with a cover above the conveying path; the upper surface of the guide seat is provided with a latch, and the positions of the cover corresponding to the latches are respectively A pin hole is provided, and the cover is arranged on the upper surface of the guide seat under the pin hole sleeve to insert the pin. The feeding mechanism according to item 3 of the scope of patent application, wherein the cover is on the lower surface which is in contact with the upper surface of the conveying path, and a recessed slot is provided at the position corresponding to the conveying path for the carrier tape to protrude. The second element moves through. The feeding mechanism according to item 1 of the scope of the patent application, wherein a stopper groove is provided below the conveying lane for a carrier tape to be stuck under the conveying belt. The feeding mechanism according to item 1 of the scope of the patent application, wherein the upper surface of the conveying path of the carrier tape is provided with air holes to provide a negative pressure to adsorb the conveying carrier tape, so that the lower surface of the carrier tape abuts the upper surface of the conveying track. For example, the feeding mechanism according to item 1 of the scope of the patent application, wherein the front end of the guide seat is correspondingly provided with a receiving seat, which can be driven to move forward and backward; the opposite place of the guiding seat and the receiving seat forms a carrier tape The moving tape is conveyed through the upper surface of the guide rail of the guide base, and the front end of the guide base passes through the slit downward, and the slit forms the extraction section of the element. The feeding mechanism according to item 7 of the scope of the patent application, wherein the front end of the receiving seat corresponding to the guide seat is provided with a downwardly inclined inclined guide portion and a plurality of release portions formed by parallel recessed grooves. The feeding mechanism according to item 7 of the scope of the patent application, wherein one of an induction element or an air blowing element is provided below the slit, and is synchronized with the receiving seat to be driven to move forward and backward to maintain the corresponding slit. . The feeding mechanism according to item 1 of the scope of the patent application, wherein the tape reel frame is provided with a pinch mechanism, the pinch mechanism includes a first clamp seat provided at a fixed position, and a displaceable mechanism. Moving second clamp seat. The feeding mechanism according to item 10 of the scope of patent application, wherein the first clamp seat and the third clamp seat provided at a fixed position are arranged up and down correspondingly for clamping and positioning the carrier tape, of which the first A clamp seat is located on the carrier tape transfer path between the guide seat and the reel, and an induction element is provided on the entrance side thereof. The feeding mechanism according to item 10 of the scope of patent application, wherein the pinching mechanism further includes a fourth clamping seat provided at a fixed position for clamping the positioning protective film, which is located between the roll case and the empty roll case. An inductive element is arranged on the entrance side of the protective film transfer path. The feeding mechanism according to item 10 of the patent application scope, wherein the second holder is used for holding and positioning the carrier tape, and the first holder and the empty roll on the carrier tape transfer path between the guide base and the empty roll cassette. Box. According to the feeding mechanism described in item 10 of the scope of patent application, wherein the fourth clamp seat is disposed in front of the slide seat in a hollowed-out section on the reel frame, and is provided on two slide rails on the slide seat, The slide rail is driven to reciprocate and clamp, place, and pull the carrier tape.