WO2013021400A1 - Appareil de stratification de panneau et procédé correspondant - Google Patents

Appareil de stratification de panneau et procédé correspondant Download PDF

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Publication number
WO2013021400A1
WO2013021400A1 PCT/IT2011/000291 IT2011000291W WO2013021400A1 WO 2013021400 A1 WO2013021400 A1 WO 2013021400A1 IT 2011000291 W IT2011000291 W IT 2011000291W WO 2013021400 A1 WO2013021400 A1 WO 2013021400A1
Authority
WO
WIPO (PCT)
Prior art keywords
panel
lamination
advancing
unit
way
Prior art date
Application number
PCT/IT2011/000291
Other languages
English (en)
Inventor
Dario TAMBORINI
Osvaldo Novello
Original Assignee
Automatic Lamination Technologies S.R.L.
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 Automatic Lamination Technologies S.R.L. filed Critical Automatic Lamination Technologies S.R.L.
Priority to PCT/IT2011/000291 priority Critical patent/WO2013021400A1/fr
Publication of WO2013021400A1 publication Critical patent/WO2013021400A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/18—Handling of layers or the laminate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B41/00—Arrangements for controlling or monitoring lamination processes; Safety arrangements
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/0073—Masks not provided for in groups H05K3/02 - H05K3/46, e.g. for photomechanical production of patterned surfaces
    • H05K3/0079—Masks not provided for in groups H05K3/02 - H05K3/46, e.g. for photomechanical production of patterned surfaces characterised by the method of application or removal of the mask
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/28—Applying non-metallic protective coatings
    • H05K3/281—Applying non-metallic protective coatings by means of a preformed insulating foil
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/08—PCBs, i.e. printed circuit boards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/16—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
    • B32B37/22—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of both discrete and continuous layers
    • B32B37/223—One or more of the layers being plastic
    • B32B37/226—Laminating sheets, panels or inserts between two continuous plastic layers

Definitions

  • the present invention relates to a method and an apparatus for laminating panels in an automatic processing line.
  • the invention relates to a method and an apparatus for handling such panels along the processing line to assist laminating operations of the panels.
  • lamination apparatuses are used to apply a dry film, made of photosensible material or photo-resist, on panels which are suitable to form a substrate for such circuit boards.
  • These lamination apparatuses of a known type comprise an input unit for receiving the panel to be laminated and to convey it towards a respective lamination unit.
  • Such input unit comprises, for example, a plurality of motorized rollers rotating to allow the conveying of the panel to be laminated towards the lamination unit.
  • This lamination unit comprises, for example, respective lamination rolls which are opposite each other along a direction substantially orthogonal to the conveying direction of the panel so that to define a respective lamination region.
  • the movement ⁇ of the panel is momentarily stopped to allow the lamination rolls to move the one toward the other orthogonally to the conveying direction of the panel.
  • such lamination rolls are suitable to move up to engage themselves with pressure on the panel.
  • the lamination rolls are suitable to move and to stop at a distance from the panel of a few tenths of a millimeter, i.e. they do not engage themselves with pressure on the panel.
  • the lamination rolls are configured to rotate in the opposite direction one with respect the other to apply the dry film of photosensible material to the panel and, at the same time, to allow the panel conveying towards an output unit of the lamination apparatus.
  • output unit is, for example, a roller conveyor unit which is suitable to receive the laminated panel in order to convey it towards an output of the apparatus or a next processing line.
  • these known apparatuses do not allow to laminate panels, or substrates in general having thicknesses less than or egual to 0.05 mm.
  • such apparatuses are unsuitable for laminating these panels having reduced thickness due to the excessive flexibility of these panels, which makes difficult to move them in an automatic processing line.
  • the apparatuses of a known type that move these panels can cause unwanted pre-adhesion of the dry film to the panels resulting in worsening of the total processing work performed .
  • the aim of the present invention is to devise and make available an apparatus for laminating a panel in an automatic processing line which ensures to remedy at least partially the inconveniences complained above with reference to known solutions.
  • the object of the present invention is also a method of laminating a panel in accordance with independent claim 14.
  • FIG. 1 shows a schematic perspective view of a portion of an apparatus for laminating a panel according to a preferred embodiment of the invention
  • FIG. 2 shows a schematic and side perspective view of an output portion of the apparatus of Figure 1 in a phase of the lamination procedure of the panel;
  • FIG. 3 shows a schematic perspective view of the output portion of the apparatus of Figure 1 in an another phase of the lamination procedure of the panel;
  • FIG. 4A-4F schematically show sectional views along a processing direction of a portion of the apparatus of Figure 1 showing operation phases of the apparatus for laminating of the panel;
  • FIG. 5 shows schematically a perspective enlarged view of a ⁇ panel support device of the apparatus of Figure 2.
  • an apparatus for laminating a panel 1 in an automatic processing line in the following called simply lamination apparatus or only apparatus, according to an example of the invention on the whole is indicated by the reference number 100.
  • lamination in the following, will indicate both a hot lamination operation, in order to apply a dry film on the panel 1 by using pressure, and a pre-lamination operation in which the dry film is deposed without exerting pressure on the panel 1.
  • the term panel will indicate, indifferently, both a substrate element used for the manufacturing of Printed Circuit Boards (PCB) , and a substrate for solar cells, a silicon substrate, and any another substrate for the same or different applications.
  • the apparatus 100 is configured to laminate, in a hot lamination process, panels or substrates 1, having, for example, a thickness less than or equal to 0.05 mm.
  • panels 1 have, for example, a length in the range 180mm- 610mm and a width in the range 120mm-510mm.
  • the apparatus 100 is configured for laminating, in a pre-lamination procedure, even panels 1 having a thickness greater than 0.05 mm.
  • the lamination apparatus 100 of the invention comprises input handling means, in particular, a first handling unit 300 of the panel 1 which is suitable to receive the panel 1 to be laminated at a respective input IN of the apparatus 100.
  • Such first handling unit 300 is configured to convey the panel 1 toward an input portion PI of a lamination unit 200 to move it forward along a processing direction D.
  • the processing direction D is indicated in the figures by an arrow D. Note that this arrow also represents an advancing direction and way of the panel 1 during processing.
  • Such first handling unit 300 is, for example, a roller unit including a plurality of input rollers 30 powered by a respective motorization unit (not shown in the figures) . These input rollers 30 are suitable to rotate to allow the moving forward of the panel 1 in the advancing direction and way D.
  • the first movement unit 300 could include conveyor belts.
  • the panel 1 to be laminated can be automatically conveyorized on the rollers 30 from an output of an equipment that has performed previous operations on the same panel 1.
  • the panel can be manually positioned on the input rollers 30.
  • the first handling unit 300 also comprises an introduction roll 31 and a clamping roll 32, placed in a distal position from the input IN and opposing each other along a direction substantially orthogonal to the advancing direction D of the panel 1.
  • introduction roll 31 and clamping roll 32 are configured to rotate in the opposite direction to each other to allow the panel 1 to advance towards the input portion PI of the lamination unit 200.
  • the input handling means of the lamination apparatus 100 include, advantageously, a support device 40 of the panel 1 to be laminated acting to accompany the forward movement of the panel itself.
  • a support device 40 is interposed between the first handling unit 300 and the input portion PI of the lamination unit 200, along the advancing direction D.
  • Such device 40 is configured to receive and support the panel 1 advancing from the first handling unit 300.
  • such support device 40 is connected to a respective motorized unit 41 in order to translate in a reciprocating way along the advancing direction D both in the advancing way of the panel 1 and in the opposite way.
  • the support device 40 when moving in the way of advancing of the panel 1, the support device 40 is suitable to accompany the panel 1 exiting from the introduction roll 31 and clamping roll 32 toward the input portion PI of the lamination unit 200.
  • the support device 40 comprises a support bar, substantially flat, having a transversal development with respect to the advancing direction D.
  • the support device 40 comprises two bars positioned transversely with respect to the advancing direction D interconnected and substantially parallel to each other. These parallel bars are likely to form a guide passage for the panel 1.
  • the support device 40 of the panel 1 is realized in a guide 42 tapered in the advancing way D and having a transversal development in the advancing direction D.
  • such tapered guide 42 is provided with a respective transverse opening to receive the panel 1 (not shown in Figure 5) and an opposed outlet gap 43.
  • the lamination unit 200, of the lamination apparatus 100 includes lamination groups 200', for example, two lamination groups opposing each other in a direction substantially orthogonal to the advancing direction D of the panel 1.
  • Each lamination group 200' comprises a lamination roll 201 operatively associated with a respective tacking bar 202 of a known type for an expert in the field.
  • each tacking bar 202 is configured to allow the dry film of photosensible material 203 to adhere on opposing portions 5 of a bottom wall 2 and a top wall 3 of the panel 1.
  • the dry film 203 is made to adhere to these opposing portions 5 at the edge 6 of the panel 1, transversal to the advancing direction D.
  • the above-mentioned lamination rolls 201 are configured to rotate axially in opposite directions the one with respect the other to laminate the panel 1 by applying in continuous way the dry film 203 on both walls, bottom 2 and top 3, of the panel 1.
  • 201 are configured to allow the laminated panel 1 to advance toward output handling means 400 of the lamination apparatus 100.
  • Such output handling means comprise a second handling unit 400 of the panel 1.
  • such second handling unit 400 comprises conveyor belts. This second handling unit 400 is interposed between an output portion P2 of the lamination unit 200 and an output OUT of the lamination apparatus
  • such second handling unit 400 is configured to receive the panel 1 when the lamination phase has been completed and to convey it to the output
  • such output handling means include grip and haulage means 500 suitable to engage with pressure on the laminated panel 1 exiting from the output portion P2 of the lamination unit 200 to haul the panel 1 to the advancing direction and way D, towards the above mentioned output OUT.
  • such grip and haulage means 500 comprise at least one grip element 501 of the laminated panel 1.
  • the lamination apparatus 100 of the invention comprises two grip elements 501.
  • these grip elements are pliers 501.
  • 501 may be clamping jaws suitable to engage with pressure on the panel 1.
  • such at least one grip element 501 is solidly fixed to a moveable transporter 502 configured to be moved in a reciprocating way along the advancing direction D, both in the way of advancing of the panel 1 and in the opposite way, i.e. toward the output portion P2 of the lamination unit 200.
  • the moveable transporter 502 comprises a bridge element 504 having a transverse development with respect to the advancing direction D of the panel 1.
  • the at least one grip element 501 mentioned above includes a support 503 fixed to the bridge element 504.
  • the lamination apparatus 100 of the invention comprises a Central Processing Unit CPU, such as a microprocessor or a microcontroller, such as to manage the units described above and operatively connected to a main system memory (both are not shown in the figures) .
  • a Central Processing Unit is operatively connected to the lamination unit 200 to enable and control the roto- translatory movements of the lamination groups 200'.
  • the Central Processing Unit is operatively connected to the first 300 and the second 400 handling units to control the handling of the respective rolls and belts units.
  • the Central Processing Unit is operatively connected to the above-mentioned grip and haulage means 500 to enable translation of the same along the direction D, either in the advancing way D of the panel 1 or in the opposite one. Fully similar considerations also apply to control the movement of the support device 40 through the respective motorized unit 41.
  • the lamination apparatus 100 includes an input/output interface module, electrically connected to the Central Processing Unit to enable the entry of processing parameters (input) by an external operator and to display (output) processing data.
  • This interface module is realized, for example, by a keyboard and a display or a touch-screen display.
  • Central Processing Unit is pre-arranged to load program codes to be executed into the main system memory to implement the lamination method of the present invention.
  • the panel 1 to be laminated is placed on the input rollers 30 of the first handling unit 300 to be conveyed towards the input portion PI of the lamination unit 200.
  • the panel 1 is conveyed by the opposite rotations of the introduction roll 31 and clamping roll 32 till to meet with the support device 40 which comes from a beginning cycle position or set point position.
  • the support device 40 is moved away from lamination groups 200'.
  • the support device 40 translates in the advancing direction and way D to support and lead the panel 1 toward the input portion PI of the lamination unit 200, in particular toward the tacking bars 202.
  • such tacking bars 202 rotating in opposite directions, the one with respect to the other, reach a pre-set tacking position.
  • the tacking bars 202 are placed side by side each other in a direction substantially orthogonal to the advancing direction D of the panel so as to define a lamination region.
  • the lamination groups 200' translate the one toward the other, in the direction indicated by the arrows Fl, to engage the tacking bars 202 to press on the panel 1.
  • the lamination groups 200' move away each other, in the direction indicated by arrows F2, disengaging the tacking bars 202 from the panel 1. Following such disengagement, the tacking bars 202 leave the dry film of photosensible material 203, attached to the lower wall 2 and to the top wall 3 of the panel 1 at the transversal edge 6 of the panel, as shown in Figure 4D.
  • tacking bars 202 axially rotate with respect to the lamination rolls 201 and in the opposite direction to each other to get away from the lamination region.
  • the Central Processing Unit enables, the lamination rolls 201 to translate toward the panel 1 to start the lamination process .
  • the lamination rolls 201 translate one toward the other in the direction indicated by arrows F3.
  • the lamination rolls 201 are moved the one toward the other until to close themselves with pressure on the panel 1. Conversely, if the case the process to be performed by the apparatus is a pre-lamination process, the lamination rolls 201 are moved the one toward the other until to stop a few tenths of a millimeter from the panel 1.
  • the lamination rolls 201 rotating in the opposite direction to each other, apply in a continuous way the dry film 203 on both walls bottom 2 and top 3 of the panel 1.
  • the moveable transporter 502 receives by the same Central Processing Unit a respective command to move (arrow F4 ) in the opposite way with respect the advancing way of the panel 1, along the direction D, moving from a respective rest position (or set point) to a waiting/hold position close to the output portion P2 of the lamination unit 200 (see figure 4E) . It should be noted, furthermore, that starting from such set-point position, the movable transporter 502 also moves in a direction substantially orthogonal to the advancing direction D in order to accost the pliers 501 to the conveyor belts of the second handling unit 400.
  • the pliers 501 are closed to engage the panel 1 itself with pressure.
  • the moveable transporter 502 moves in the advancing direction and way D, to haul the panel 1 kept gripped toward the output OUT.
  • the moveable transporter 502 reaches a release position, the pliers 501 are opened, releasing the laminated panel 1 on the conveyor belt of the second handling unit 400 to be conveyed outside the lamination apparatus 100.
  • the moveable transporter 502 (with its pliers 501) moves in a direction orthogonal to the advancing direction D, away from the belts of the second handling unit 400, and at the same time away from the laminated panel 1, in order to get back into the set-point position waiting for the beginning of a new cycle.
  • the lamination apparatus 100 for panels 1 and the related lamination method according to the examples described have many advantages.
  • the Applicant has verified that the proposed lamination apparatus 100 allows to perform hot lamination and pre-lamination processes, of panels 1 and flexible substrates having thicknesses less than or equal to 0.05 mm.
  • the lamination apparatus 100 is capable to handling such flexible panels in an automatic processing line.
  • the apparatus 100 of the invention can be integrated into an automatic processing line by connecting different apparatuses in series in order to subject such flexible panels 1 to different processing cycles, avoiding manual processing steps.
  • the lamination apparatus 100 of the invention can be advantageously also be used to perform pre-lamination operations of panels having thicknesses greater than 0.05 mm.
  • the Applicant has verified that with the lamination apparatus 100 which provides gripping and hauling of the panels 1 exiting from the lamination unit 200, unwanted pre-adhesion of the dry film to the panels 1 are avoided. In this way, the subsequent vacuum lamination operation of the pre- laminated panel is optimized.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un appareil de stratification (100) d'un panneau (1) dans une chaîne de traitement automatique et le procédé de stratification correspondant. Un tel appareil comprend : une unité de stratification (200) du panneau (1) ; des premiers moyens de manipulation (300, 40) du panneau (1) permettant d'acheminer le panneau d'une entrée (IN) de l'appareil vers une partie d'entrée (PI) de l'unité de stratification (200) le long d'une direction d'avance (D) du panneau sur une trajectoire respective d'acheminement ; des seconds moyens de manipulation (400, 500) du panneau (1) intercalés le long de la direction d'avance (D) entre une partie de sortie (P2) de l'unité de stratification (200) et une sortie (OUT) de l'appareil et permettant d'acheminer le panneau stratifié (1) le long de la trajectoire d'acheminement en direction de la sortie (OUT). L'appareil est caractérisé en ce que les seconds moyens de manipulation comprennent des moyens de préhension et de transport (500) conçus pour pouvoir entrer en contact, en exerçant une certaine pression, avec le panneau stratifié (1) sortant de la partie de sortie (P2) de l'unité de stratification (200) pour transporter ledit panneau (1) le long de la direction d'avance (D) vers la sortie (OUT).
PCT/IT2011/000291 2011-08-05 2011-08-05 Appareil de stratification de panneau et procédé correspondant WO2013021400A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IT2011/000291 WO2013021400A1 (fr) 2011-08-05 2011-08-05 Appareil de stratification de panneau et procédé correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2011/000291 WO2013021400A1 (fr) 2011-08-05 2011-08-05 Appareil de stratification de panneau et procédé correspondant

Publications (1)

Publication Number Publication Date
WO2013021400A1 true WO2013021400A1 (fr) 2013-02-14

Family

ID=44802343

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2011/000291 WO2013021400A1 (fr) 2011-08-05 2011-08-05 Appareil de stratification de panneau et procédé correspondant

Country Status (1)

Country Link
WO (1) WO2013021400A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338152A (en) * 1981-02-17 1982-07-06 E. I. Du Pont De Nemours And Company Gripping arrangement for an apparatus for automatically laminating circuit boards
EP0117483A1 (fr) * 1983-02-18 1984-09-05 E.I. Du Pont De Nemours And Company Procédé de laminage et de séparation
US4591406A (en) * 1985-01-25 1986-05-27 Dynachem Corporation Automatic laminator with integrated printer buffer/interface
US4714504A (en) * 1986-10-10 1987-12-22 Ibm Corporation Process of laminating a photosensitive layer of a substrate
EP0426931A2 (fr) * 1989-11-04 1991-05-15 Somar Corporation Procédé pour faire adhérer un film et appareil pour sa réalisation
EP2184166A1 (fr) * 2007-08-31 2010-05-12 Komori Corporation Dispositif de recouvrement

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338152A (en) * 1981-02-17 1982-07-06 E. I. Du Pont De Nemours And Company Gripping arrangement for an apparatus for automatically laminating circuit boards
EP0117483A1 (fr) * 1983-02-18 1984-09-05 E.I. Du Pont De Nemours And Company Procédé de laminage et de séparation
US4591406A (en) * 1985-01-25 1986-05-27 Dynachem Corporation Automatic laminator with integrated printer buffer/interface
US4714504A (en) * 1986-10-10 1987-12-22 Ibm Corporation Process of laminating a photosensitive layer of a substrate
EP0426931A2 (fr) * 1989-11-04 1991-05-15 Somar Corporation Procédé pour faire adhérer un film et appareil pour sa réalisation
EP2184166A1 (fr) * 2007-08-31 2010-05-12 Komori Corporation Dispositif de recouvrement

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