CN105163513A - Flexible circuit board chip mounter - Google Patents

Flexible circuit board chip mounter Download PDF

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Publication number
CN105163513A
CN105163513A CN201510621187.1A CN201510621187A CN105163513A CN 105163513 A CN105163513 A CN 105163513A CN 201510621187 A CN201510621187 A CN 201510621187A CN 105163513 A CN105163513 A CN 105163513A
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CN
China
Prior art keywords
circuit board
flexible circuit
plate
seat
driving
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Granted
Application number
CN201510621187.1A
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Chinese (zh)
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CN105163513B (en
Inventor
陈振富
雷斌
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Automation Equipment Co Ltd Of Lang Section Of Shen Zhen City
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Automation Equipment Co Ltd Of Lang Section Of Shen Zhen City
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Priority to CN201510621187.1A priority Critical patent/CN105163513B/en
Publication of CN105163513A publication Critical patent/CN105163513A/en
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Publication of CN105163513B publication Critical patent/CN105163513B/en
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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/30Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/303Surface mounted components, e.g. affixing before soldering, aligning means, spacing means

Abstract

The invention discloses a flexible circuit board chip mounter, comprising a board supply mechanism for supplying flexible circuit boards, four tray sets and two translation chip mounting mechanisms moving in the X direction on the two sides of the board supply mechanism respectively, wherein each translation chip mounting mechanism comprises a crossbeam translation device, two feeding seat sets arranged on the front and rear sides of the crossbeam translation device in the X direction respectively and two mounting head sets capable of moving in the Y direction; each mounting head set moves from the space above the feeding seat set corresponding to the mounting head set to the space above the board supply mechanism; a belt of each tray set is connected with each feeding seat set in one-to-one correspondence; and the moving loci of the crossbeam translation devices of the translation chip mounting mechanisms in the X direction are not superposed. The flexible circuit board chip mounter has the following advantages: four mounting head sets are used for mounting within the same time, so that the mounting quantity within unit time is improved and then the mounting efficiency is improved; the moving loci of the crossbeam translation devices of the translation chip mounting mechanisms in the X direction are not superposed, so that the translation chip mounting mechanisms can move separately in the X direction without interfering each other.

Description

A kind of flexible circuit board chip mounter
Technical field
The present invention relates to flexible circuit board chip mounter.
Background technology
Mounting head, material feeding seat, clamping plate and top panel mechanism are the common component of circuit board chip mounter, charging tray is used for storing paster material in order, by tape splicing, paster material is supplied to material feeding seat, mounting head mounts paster material from moving to wiring board after the loader (industry claims: Feeder) material feeding seat picks up paster material.The attachment efficiency of existing chip mounter is mainly through increasing mounting head quantity in single mode group, and mounting method limits by single mode group, excessive to the limitation of flexible circuit board, and complex procedures; Attachment efficiency is difficult to improve.
Summary of the invention
The technical problem to be solved in the present invention is to provide and a kind ofly mounts efficiency and the higher flexible circuit board chip mounter of flexibility.
In order to solve the problems of the technologies described above, the invention provides a kind of flexible circuit board chip mounter, what comprise flexibility of supply wiring board supplies trigger structure, it is characterized in that: also comprise four charging tray groups and each leisure overlaps translation plaster mechanisms for trigger structure both sides along X to two of movement, each cover translation plaster mechanism comprises cross beam translation device, two groups of material feeding seat groups of both sides and two groups can the attachment head groups of Y-direction movement to be forwards, backwards located at cross beam translation device X respectively, the moving range of each attachment head group is to supplying above trigger structure above material feeding seat group corresponding with it, material strip and each material feeding seat group of each charging tray group connect one to one, the cross beam translation device of each translation plaster mechanism X to motion track not overlapping, each translation plaster mechanism can carry out following motion separately: after its attachment head group obtains paster material from the material feeding seat group of correspondence, Y-direction moves to and mounts paster material to flexible circuit board for above trigger structure, then Y-direction is retracted above material feeding seat group and is again obtained paster material, the plaster mechanism of translation simultaneously X is to moving to next patch location of flexible circuit board.
Preferably, cross beam translation device comprises crossbeam, crossbeam drives seat and drive crossbeam to drive seat X to the X of movement to driving mechanism, crossbeam is arranged on crossbeam and drives on seat and to be arranged in for above trigger structure along Y-direction, the beam-ends of each translation plaster mechanism X to motion track not overlapping.
Preferably, X to driving mechanism comprise X to arrange X to line slideway, X to driving screw mandrel, with X to the feed screw nut's seat one driving wire rod thread to be connected, drive X to the motor one driving screw mandrel to rotate, X is connected with slide block one on line slideway, described crossbeam drives seat to be arranged on slide block one and feed screw nut's seat one, motor one drives X to rotate to driving screw mandrel, feed screw nut's seat one drive under the effect of threaded engagement crossbeam drive seat move along X to line slideway, thus realize crossbeam drive seat make X to motion.
Preferably, described attachment head group is connected by Y-direction driving mechanism with crossbeam, described Y-direction driving mechanism comprises the Y-direction line slideway being arranged on crossbeam along Y-direction, the Y-direction being arranged on crossbeam along Y-direction drives screw mandrel, the feed screw nut's seat two driving wire rod thread to be connected with Y-direction, Y-direction is driven to drive the motor two of screw mandrel rotation, Y-direction line slideway is connected with slide block two, attachment head group is arranged on described slide block two and feed screw nut's seat two, described Y-direction line slideway and Y-direction drive screw mandrel end through supplying above trigger structure, motor two drives Y-direction to drive screw mandrel to rotate, feed screw nut's seat two drives attachment head group to move along Y-direction line slideway under the effect of threaded engagement.
Preferably, also comprise material strip travelling belt and leather belt roller, described material strip travelling belt two ends be separately fixed at cross beam translation device X forwards, backwards two ends and under charging tray group and material feeding seat group around, material strip travelling belt also supports and carries the material strip between charging tray group and material feeding seat group between charging tray group and material feeding seat group, described material strip travelling belt is looped around on leather belt roller, and described leather belt roller is arranged in frame.
Preferably, described comprise rotary deviation-rectifying mechanism for trigger structure and move thereon for flexible circuit board and carry out mounting for plate platform, described rotary deviation-rectifying mechanism comprise determine flexible circuit board depart from X to deviation angle image inverse processing system, can according to described deviation angle rotate described for plate platform to X to whirligig, described whirligig is installed on described for plate mesa base.
Preferably, described whirligig comprises straight line driving mechanism, initiatively swing arm, turnbarrel and cylinder holder, described straight line driving mechanism and cylinder holder are arranged in frame, turnbarrel is arranged on cylinder holder by bearing, turnbarrel top is fixed on for plate mesa base, described active swing arm two ends respectively with straight line driving mechanism and turnbarrel hinged, the rectilinear motion of straight line driving mechanism is rotated by initiatively swing arm driving turnbarrel.
Preferably, described straight line driving mechanism comprises screw mandrel three, drive the motor three that screw mandrel three rotates, feed screw nut's seat three, be connected with the guide rail three of slide block three, described motor three and guide rail three are fixed in frame, guide rail three is parallel is located at screw mandrel three side, feed screw nut's seat three is connected with screw mandrel three and is fixed on the slide block three of guide rail three, turnbarrel outer wall is provided with driven swing arm, initiatively swing arm two ends are hinged with the driven swing arm of feed screw nut's seat three and turnbarrel respectively, when screw mandrel three rotates under the driving of motor three, feed screw nut's seat three moves along guide rail three under the cooperation be threaded, its active swing arm is rotated thereupon and is driven driven swing arm to rotate turnbarrel.
Preferably, described for plate platform comprise open-toppedly vacuumize box, cover described in vacuumize the vacuum extractor vacuumizing plate and outside withdrawing air of box, the described plate that vacuumizes covers the part vacuumizing box and has multiple ventilation hole, vacuumize box have exhausting hole and vacuum extractor by this exhausting hole with vacuumize box and be communicated with, vacuum extractor makes to vacuumize plate surface from the ventilation hole withdrawing air of vacuum adsorption plate and produces and make flexible circuit board be attached to negative pressure vacuum adsorption plate;
Described also comprising for plate platform can pull flexible circuit board and vacuumizing X on plate to the clamping device of movement with vacuumizing the X to movement of X by plate to translating device, clamping device is located at X on translating device, described clamping device comprises the fixture that can clamp and unclamp flexible circuit board, drive the Z-direction cylinder of described fixture Z-direction movement, drive the Y-direction cylinder of described fixture Y-direction movement, describedly vacuumize the clamping breach one and clamping breach two that plate can enter and exit for fixture except the both sides covering the arrival end that vacuumizes except box and the port of export are respectively provided with, fixture have under the driving of Z-direction cylinder from vacuumize plate to it above Z-direction stroke, fixture has the Y-direction stroke entering and exit clamping breach one and clamping breach two under the driving of Y-direction cylinder, fixture has X to stroke under the driving of X to translating device, fixture Y-direction enters the rear holding flexible circuit board of the clamping breach one vacuumizing plate entrance, Z-direction is increased to and vacuumizes on plate, then with the clamping breach two that X extremely exports to translating device X to dragging flexible circuit board, fixture drops to from this clamping breach two and vacuumizes plate and unclamp flexible circuit board, last Y-direction exits this clamping breach two.
Preferably, the described trigger structure that supplies also comprises mount pad and crimped edge tiling mechanism, described plate platform and the crimped edge tiling mechanism of supplying is installed on mount pad, vacuumize plate arrival end and be provided with indent to the inner fovea part alignd with clamping breach one Y-direction, crimped edge tiling mechanism is installed on this inner fovea part, described crimped edge tiling mechanism comprises upset adsorbing mechanism, upset adsorbing mechanism comprises vacuum extractor, the vacuum adsorption plate with level and heeling condition and the turning device that vacuum adsorption plate is switched between level and heeling condition, described vacuum suction intralamellar part has cavity, top has the ventilation hole being communicated with cavity, vacuum extractor and cavity connects also produce negative pressure at vacuum adsorption plate top, the vacuum adsorption plate of level is concordant with vacuumizing plate top, and the vacuum adsorption plate of heeling condition to tilt and higher than near-end along the far-end entering plate direction.
Preferably, successively support one and support two is respectively provided with along entering plate direction bottom described vacuum adsorption plate, described turning device comprises bearing, pin-joint piece and cylinder, described support one is hinged and jointed shaft is Y-direction with bearing, the piston rod of described cylinder has X to stroke, and described piston rod is hinged by the support two of pin-joint piece and vacuum adsorption plate.
Preferably, described crimped edge tiling mechanism also comprise drive upset adsorbing mechanism X to away from the X pressed close to for plate dock door to driving mechanism four, X comprises motor four to driving mechanism four, by the synchronizing wheel one of motor four-wheel drive, the synchronizing wheel two be connected by Timing Belt with synchronizing wheel one, the screw mandrel four be connected with synchronizing wheel two, be connected with the guide rail four of slide block four, feed screw nut's seat four, motor four, guide rail four, screw mandrel four and confession plate platform are installed in described mount pad, described synchronizing wheel one and all axial X of synchronizing wheel two are to layout, guide rail four and screw mandrel four X are to layout, the cylinder of described turning device, bearing is arranged on described feed screw nut's seat four.
Compared with prior art, this flexible circuit board chip mounter has the following advantages:
1, mounting head group quantity is 4, has 4 groups of mounting heads to mount in the same time, improves the attachment quantity in the unit interval, thus improves attachment efficiency.
2, each translation plaster mechanism cross beam translation device X to motion track not overlapping, ensure that translation plaster mechanism can not interfere with each other to motion by X separately, for translation plaster mechanism independence X provides condition to movement, thus the more high efficiency mounting order of acquisition.
3,4 groups of attachment head group energy Y-direction motions above flexible circuit board and above material feeding seat group separately, thus realize separately attachment, the attachment efficiency of maximum using 4 groups attachment head group, flexibility is higher, translation plaster mechanism meets, staggered time attachment head group can also be recycled to above respective material feeding seat group and avoid bumping against.
4, further, the beam-ends of each translation plaster mechanism X to motion track not overlapping, the link position of slide block two and feed screw nut's seat two and attachment head group is near mounting head group away from the outside for trigger structure, as long as described Y-direction line slideway and Y-direction drive screw mandrel end through supplying above trigger structure, attachment head group still can obtain this Y-direction line slideway and Y-direction away from the outside for trigger structure and drive the support of screw mandrel end and be suspended in above flexible circuit board and mount, each translation plaster mechanism can realize complete attachment without the need to using across the crossbeam for trigger structure, cost-saving.
5, further, this chip mounter is also provided with material strip travelling belt, and the effect of this material strip travelling belt is: 1, support material strip, reduces the load put on above crossbeam driving seat; 2, the material strip travelling belt synchronizing moving thereupon when crossbeam drives seat to move, the material retractable of the frictional force between itself and material strip to charging tray provides original power; 3, make the speed sync that the folding and unfolding speed of material strip and crossbeam drive seat to move in X direction, reduce material strip inertia, avoid the material strip that causes because speed is asynchronous curling, be wound around and breakage phenomenon; 4, antistatic, material strip travelling belt has and destatics and dustproof effect, improves useful life and avoids precise decreasing.
6, further, this chip mounter has done improvement to for trigger structure, comprise for plate platform for trigger structure, negative pressure is produced for plate platform surface, negative pressure can make flexible circuit board be attached to vacuumize on plate, its advantage be save the tool of fixing flexible wiring board or support plate and operation while can also effectively ensure the evenness of flexible circuit board to prevent warpage.
7, further, also comprise for plate platform and can pull flexible circuit board and to vacuumize on plate X to the clamping device of movement, described clamping device comprises the fixture that can clamp and unclamp flexible circuit board, the Y-direction cylinder driving the Z-direction cylinder of described fixture Z-direction movement, drive the movement of described fixture Y-direction, for realizing clamping device at X to movement, clamping device be arranged on can X to the X of movement to translating device (i.e. crossbeam drive seat); Vacuumize plate be respectively provided with the clamping breach one that can enter for fixture and exit except the both sides covering the arrival end and the port of export that vacuumize box and clamp breach two, fixture Y-direction enters the rear holding flexible circuit board of clamping breach one, Z-direction is increased to and vacuumizes on plate, then extremely breach two is clamped with cross beam translation device X to dragging flexible circuit board, fixture drops to from this clamping breach two and vacuumizes plate and unclamp flexible circuit board, last Y-direction exits this clamping breach two, waits for and drags flexible circuit board next time.After mount for certain section of flexible circuit board on plate platform, utilize this clamping device to drag part that next section of flexible circuit board do not mount, on confession plate platform, has realized the smooth accurate movement of flexible circuit board.
8, further, the crimped edge tiling mechanism be located at for plate dock door is also comprised for trigger structure, this crimped edge tiling mechanism comprises the vacuum adsorption plate with level and heeling condition and the turning device that vacuum adsorption plate is switched between level and heeling condition, the effect of crimped edge tiling mechanism is, when flexible circuit board has just entered for plate platform, vacuum adsorption plate is in heeling condition, the crimped edge of flexible circuit board is once namely contact vacuum adsorption plate is flattened absorption thereon, vacuum adsorption plate goes to level at the driving backspin of turning device subsequently, flatten the edge of flexible circuit board simultaneously, overcome the defect of edge curl, avoid impact attachment, simultaneously because upset adsorbing mechanism aligns with clamping breach one, the edge of flexible circuit board is also laid on clamping breach one, thus enable the flexible circuitry panel edges of clamping device after the clamping of clamping breach one is tied, overcome the defect that cannot clamp because flexible circuit board is curling.
9, further, for trigger structure also comprise can according to flexible circuit board depart from X to deviation angle and the rotary deviation-rectifying mechanism that rotates for plate platform, make flexible circuit board perpendicular to the orientation (even if flexible circuit board be parallel to X to) of attachment head group, ensure paster effect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Fig. 1 is the stereogram of flexible circuit board chip mounter.
Fig. 2 is the explosive view of flexible circuit board chip mounter.
Fig. 3 is the explosive view of translation plaster mechanism (not comprising X to driving mechanism).
Fig. 4 is the stereogram of clamping device.
Fig. 5 is the stereogram for trigger structure.
Fig. 6 is the explosive view for trigger structure.
Fig. 7 is the stereogram of rotary deviation-rectifying mechanism.
Fig. 8 is the stereogram of whirligig.
Fig. 9 is the vertical view of whirligig.
Figure 10 is the scheme of installation of exhausting plate and air extracting box.
Figure 11 is the stereogram of crimped edge tiling mechanism.
Figure 12 is the explosive view of crimped edge tiling mechanism.
Figure 13 is the front view of crimped edge tiling mechanism.
Embodiment
For ease of describing and understanding, " X to " in the present embodiment and claims is parallel to the feed direction for trigger structure, " Y-direction " with for trigger structure at same plane and perpendicular to its feed direction, Z-direction is perpendicular to the place plane for trigger structure.
See stereogram and the explosive view of Fig. 1 and Fig. 2 the present embodiment flexible circuit board chip mounter, supply trigger structure, four charging tray groups 41,42 and each leisure that this flexible circuit board chip mounter comprises flexibility of supply wiring board overlap translation plaster mechanisms 1,2 for trigger structure both sides along X to two of movement, are all arranged in frame 5 for trigger structure, charging tray group 42,42 and translation plaster mechanism 1,2.
See Fig. 3, each cover translation plaster mechanism 1,2 comprise cross beam translation device 11,21, two groups of material feeding seat groups 14,24 and two groups of being located at cross beam translation device 11,21X both sides forwards, backwards respectively can the attachment head group 12,22 of Y-direction movement, the moving range of each attachment head group 12,22 is to for above trigger structure above material feeding seat group 14,24 corresponding with it.
Described cross beam translation device 11,21 comprise crossbeam 111,211, crossbeam drives seat 112,212 and X to driving mechanism, X drives seat 112,212 at X to movement to driving mechanism for driving crossbeam, and its X is to being arranged in for by trigger structure.X comprises X to 2 X be arranged in frame to line slideway 1131 to driving mechanism, 2131, X is to driving screw mandrel 1133, 2133, with X to driving screw mandrel 1133, the 2133 feed screw nut's seats one be threaded are (not shown, be positioned at crossbeam and drive seat 112, bottom 212), drive X to driving screw mandrel 1133, 2133 motors 1 rotated, 2134, X is connected with slide block 1 on line slideway, 2131, described crossbeam drives seat 112, 212 are arranged on slide block 1, 2131 and feed screw nut's seat one on, motor 1, 2134 drive X to driving screw mandrel 1133, 2133 rotate, feed screw nut's seat one drives crossbeam to drive seat to move along X to line slideway under the effect of threaded engagement, thus realize crossbeam driving seat 112, 212 make X to motion.X is not limited to above-mentioned execution mode to driving mechanism, also substitutes by the existing straight-line motion mechanism such as belt, magnetic suspension, repeats no more.
Each translation plaster mechanism 1, the crossbeam 111 of 2, 211 one end are arranged on crossbeam and drive seat 112, 212 and be arranged in for above trigger structure vacantly along Y-direction, each crossbeam 111, 211 ends relatively and be no more than for trigger structure X to the midline (or the beam-ends of a translation plaster mechanism exceed this X to the midline and another be no more than also can), make each crossbeam 111, 211 X to motion track not overlappingly (simultaneously also ensure cross beam translation device 11, 21 X to motion track not overlapping), avoid two cover translation plaster mechanisms 1, 2 at X to crossbeam 111 time mobile, 211 bump against, ensure each translation plaster mechanism 1, 2 independently movings do not interfere with each other.
Described attachment head group 12,22 is connected by Y-direction driving mechanism with cross beam translation device 11,21, moves to realize the Y-direction of attachment head group 12,22 on crossbeam 111,211.Fig. 3 merely illustrates the explosive view of one of them translation plaster mechanism 1, because the structure of translation plaster mechanism 2 is identical, is only described with this translation plaster mechanism 1 below, repeats no more.Crossbeam 111 X to both sides, front and back be equipped with Y-direction driving mechanism, described Y-direction driving mechanism comprises 2 are arranged on crossbeam 111 Y-direction line slideway 131 along Y-direction, the Y-direction being arranged on crossbeam 111 along Y-direction drives screw mandrel 133, the feed screw nut's seat 2 135 driving screw mandrel 133 to be threaded with Y-direction, Y-direction is driven to drive the motor 2 134 of screw mandrel rotation, Y-direction line slideway 131 drives above seat 112 from crossbeam and extends to crossbeam 111 end, Y-direction line slideway 131 is connected with slide block 2 132, attachment head group 12 is arranged on described slide block 2 132 and feed screw nut's seat 2 135, motor 2 134 drives Y-direction to drive screw mandrel 133 to rotate, feed screw nut's seat 2 135 drives attachment head group 12 to move along Y-direction line slideway 131 under the effect of threaded engagement.Crossbeam 111 end due to the present embodiment is no more than the X of confession trigger structure, and (namely X is positioned at for trigger structure Y-direction mid point to the midline to the midline, X is to the line arranged), for ensureing that slide block 2 132 and feed screw nut's seat two 135Y still can arrive above confession trigger structure to mount for the flexible circuit board on trigger structure to mounting head group 12 when moving to Y-direction line slideway 131 end, slide block 2 132 and feed screw nut's seat 2 135 should near mounting head group 12 away from the outside for trigger structure with the link position of attachment head group 12, that is, as long as described Y-direction line slideway 131 and Y-direction drive screw mandrel 133 end through for above trigger structure (ensure simultaneously the Y-direction line slideway of each translation plaster mechanism and Y-direction drive screw mandrel X to motion track not overlapping), attachment head group 12 still can obtain this Y-direction line slideway 131 away from the outside for trigger structure and Y-direction drives the support of screw mandrel 133 end and is suspended in above flexible circuit board, thus realize attachment head group 12 and move to above flexible circuit board and mount.
Crossbeam drives seat 112,212X, and the Y-direction line slideway of both sides and Y-direction drive the material feeding seat group 14,24 being respectively provided with below screw mandrel and can drawing paster material for corresponding attachment head group 12,22 forwards, backwards, the X that described 4 charging tray groups 41,42 are located at each translation plaster mechanism 1,2 is respectively to line slideway 1131,2131 two ends and be fixed in frame 5, the material strip of charging tray group 41,42 connects one to one with each material feeding seat group 14,24 respectively, so that material feeding seat group 14,24 obtains paster material from charging tray group 41,42.In the present embodiment, charging tray group 41,42 is fixed in frame 5, also can be placed on outside frame 5, and it also can be located on cross beam translation device 11,21, repeats no more.
Each translation plaster mechanism 1,2 can carry out following motion separately: after its attachment head group 12,22 obtains paster material from the material feeding seat group 14,24 of correspondence, Y-direction moves to and mounts paster material to flexible circuit board for above trigger structure, then Y-direction is retracted above material feeding seat group 14,24 and is again obtained paster material, and the plaster mechanism of translation simultaneously 1,2X are to moving to next patch location of flexible circuit board.When each translation plaster mechanism 1,2 meet, staggered time respective attachment head group 12,22 answer Y-direction to move back to above respective material feeding seat group 14,24 (or move to do not protrude from beam-ends position also can), avoid attachment head group 12,22 to bump against.
This chip mounter has the translation plaster mechanism of two independent attachments, and tool has the following advantages:
1, mounting head group quantity is 4, has 4 groups of mounting heads to mount in the same time, improves the attachment quantity in the unit interval, thus improves attachment efficiency.
2, each translation plaster mechanism cross beam translation device X to motion track not overlapping, ensure that translation plaster mechanism can not interfere with each other to motion by X separately, for translation plaster mechanism independence X provides condition to movement, obtain more high efficiency mounting order.
3,4 groups of attachment head group energy Y-direction motions above flexible circuit board and above material feeding seat group separately, thus realize separately attachment, the attachment efficiency of maximum using 4 groups attachment head group, flexibility is higher, translation plaster mechanism meets, staggered time attachment head group can also be recycled to above respective material feeding seat group and avoid bumping against.
4, further, the beam-ends of each translation plaster mechanism X to motion track not overlapping, the link position of slide block two and feed screw nut's seat two and attachment head group is near mounting head group away from the outside for trigger structure, as long as described Y-direction line slideway and Y-direction drive screw mandrel end through supplying above trigger structure, attachment head group still can obtain this Y-direction line slideway and Y-direction away from the outside for trigger structure and drive the support of screw mandrel end and be suspended in above flexible circuit board and mount, each translation plaster mechanism can realize complete attachment without the need to using across the crossbeam for trigger structure, cost-saving.
See Fig. 1 and Fig. 2, because material feeding seat group 14,24 moves relative to corresponding charging tray group 41,42, material feeding seat group 14,24 produce under the effect easily at inertia of material strip between the two when charging tray group 41,42 moves curling, be wound around and breakage phenomenon, cause the feed efficiency of material feeding seat group 14,24 to reduce, affect feed effect.For overcoming this defect, the present embodiment also provides a material strip travelling belt 31, 32 and four Y-directions be arranged on leather belt roller 311 in frame, 313, 321, 322, 323, 324, two leather belt rollers 311, 321, 322 are located at X respectively to line slideway 1131, 2131 two ends and with X to line slideway 1131, the charging tray group 41 that 2131 two ends are corresponding, between 42, charging tray group 41, having between 42 and frame 5 can feed strip travelling belt 31, 32 spaces passed through, two other leather belt roller 313, 323, 324 are located at bottom frame 5 two ends respectively, described material strip travelling belt 31, 32 two ends are separately fixed at crossbeam and drive seat 112, the X two ends forwards, backwards of 212, material strip travelling belt 31, around all leather belt rollers 311 inside 32, 313, 321, 322, 323, on 324, thus in charging tray group 41, 42 with material feeding seat group 14, around, and material strip travelling belt 31 under 24, 32 through charging tray group 41, 42 with material feeding seat group 14, also support between 24 and conveying charging tray group 41, 42 with material feeding seat group 14, material strip between 24, material strip travelling belt 31, 32 also cover described X to line slideway 1131 simultaneously, 2131 and X to driving screw mandrel 1133, 2133.
The effect of this material strip travelling belt is: 1, support material strip, reduces the load put on above crossbeam driving seat; 2, the material strip travelling belt synchronizing moving thereupon when crossbeam drives seat to move, the material retractable of the frictional force between itself and material strip to charging tray provides original power; 3, make the speed sync that the folding and unfolding speed of material strip and crossbeam drive seat to move in X direction, reduce material strip inertia, avoid the material strip that causes because speed is asynchronous curling, be wound around and breakage phenomenon; 4, antistatic, material strip travelling belt has and destatics and dustproof effect, improves useful life and avoids precise decreasing.
The present embodiment also improves for trigger structure, as shown in Figure 5 and Figure 6 for for the stereogram of trigger structure and explosive view, described for trigger structure comprise crimped edge tiling mechanism 8, X to arrange for plate platform 6 and rotary deviation-rectifying mechanism.
In order to prevent flexible circuit board curling, the existing plate platform that supplies generally first is fixed on tool or support plate by open and flat for flexible circuit board, waste time and energy and perpendicularity be difficult to ensure, for overcoming this defect, see Figure 10, describedly comprise for plate platform 6 that two (quantity is not limited to two) is open-topped vacuumizes box 62, two (quantity is not limited to two) cover described in vacuumize box 62 vacuumize plate 61 and vacuum extractor (not shown, adopt existing vacuum extractor), the described plate 61 that vacuumizes covers the part vacuumizing box 62 and has multiple ventilation hole 611, vacuumize have exhausting hole 621 bottom box 62 and vacuum extractor by this exhausting hole 621 with vacuumize box 62 and be communicated with, vacuum extractor makes to vacuumize plate 61 surface from ventilation hole 611 withdrawing air vacuumizing plate 61 and produces negative pressure, negative pressure can make flexible circuit board be attached to vacuumize on plate 61, its advantage be save the tool of fixing flexible wiring board or support plate and operation while effectively can also ensure the evenness of flexible circuit board.
When vacuumizing after certain section of flexible circuit board on plate 61 mounted, need part that X does not mount to mobile next section of flexible circuit board to vacuumizing on plate 61, see Fig. 4, described also comprising for plate platform can pull flexible circuit board and vacuumizing X on plate 61 to the clamping device 64 of movement with vacuumizing the X to movement of X by plate 61 to translating device, described clamping device comprise can clamp and unclamp flexible circuit board fixture 643, drive Z-direction cylinder 641 from described fixture 643Z to movement, drive described fixture 643Y to the Y-direction cylinder 642. of movement.For realizing clamping device 64 at X to movement, clamping device 64 is arranged on X to translating device, and in the present embodiment, as shown in Figure 3, the crossbeam that X is each cross beam translation device 11,12 to translating device drives seat 112,212, thus saves X to translating device.
Vacuumize plate 61 be respectively provided with the clamping breach 1 that can enter for fixture 643 and exit except the both sides covering the arrival end and the port of export that vacuumize box 62 and clamp breach 2 613, fixture 643 have under the driving of Z-direction cylinder 641 from vacuumize plate 61 to its above Z-direction stroke, fixture 643 has the Y-direction stroke entering and exit clamping breach 1 and clamping breach 2 613 under the driving of Y-direction cylinder 642, and fixture 643 has X to stroke under the driving of cross beam translation device 11,21.Fixture 643Y to enter clamping breach 1 after holding flexible circuit board, Z-direction is increased to and vacuumizes on plate 61, then extremely breach 2 613 is clamped with cross beam translation device 11,21X to dragging flexible circuit board, fixture 643 drops to from this clamping breach 2 613 and vacuumizes plate 61 and unclamp flexible circuit board, last Y-direction exits this clamping breach 2 613, waits for and drags flexible circuit board next time.
Because flexible circuit board is curling depositing, still crimp is there will be after expansion, not open and flat especially, when flexible circuit board has just started from when entering for plate platform, its head edge is easily curling, directly enter this confession plate platform (or existing other supply plate platform) and paster work will be affected, therefore this confession trigger structure is provided with crimped edge tiling mechanism 8 in the flexible circuit board porch for plate platform.
See Fig. 5, Fig. 6, the box 62 that vacuumizes of described crimped edge tiling mechanism 8 and confession plate platform 6 is installed on mount pad 9, vacuumize plate 61 arrival end be provided with indent to clamping breach one 612Y to the inner fovea part 614 alignd, crimped edge tiling mechanism 8 is installed on this inner fovea part 614.See Figure 11 ~ 13, described crimped edge tiling mechanism 8 comprise upset adsorbing mechanism 82 and drive upset adsorbing mechanism 82X to away from the X pressed close to for plate platform 6 entrance to driving mechanism 81.
Upset adsorbing mechanism 82 comprises vacuum extractor (not shown, to adopt existing vacuum extractor), the vacuum adsorption plate 821 with level and heeling condition and the turning device that vacuum adsorption plate 821 is switched between level and heeling condition.The vacuum adsorption plate 821 of level is concordant with vacuumizing plate 61 top, the vacuum adsorption plate 821 of heeling condition is along far-end (namely near the supplying plate platform end) tilting of entering plate direction and higher than near-end, the variable angle between heeling condition and level is less than 90 °.
Described vacuum adsorption plate 821 inside has cavity, top has the ventilation hole 611 of multiple connection cavity, vacuum extractor and cavity connects also produce negative pressure at vacuum adsorption plate 821 top, and this negative pressure can by smooth for the crimped edge of flexible circuit board head absorption thereon.Successively two supports 1 and support 2 8213 is respectively provided with along entering plate direction (i.e. the transporting direction of flexible circuit board) bottom described vacuum adsorption plate 821.
Described turning device comprises 2 bearings 8222 corresponding with support 1, pin-joint piece 8223 and cylinders 8221, described support 1 is hinged and jointed shaft is Y-direction with bearing 8222, thus make support 1 around bearing 8222X to rotation, the piston rod 8224 of described cylinder 8221 has X to stroke, and the support 2 8213 of vacuum adsorption plate 821 is hinged by pin-joint piece 8223 and piston rod 8224.Due to the support 1 of vacuum adsorption plate 821 around bearing 8222X to rotation, drive vacuum adsorption plate 821 rise and decline by pin-joint piece 8223 and support 2 8213 when piston rod 8224 moves forward and backward, realize vacuum adsorption plate 821 and switch between level and heeling condition.
The effect of crimped edge tiling mechanism 8 is, when flexible circuit board has just entered for plate platform 6, vacuum adsorption plate 821 is in heeling condition, the crimped edge of flexible circuit board is once namely contact vacuum adsorption plate 821 is flattened absorption thereon, vacuum adsorption plate 821 goes to level at the driving backspin of turning device subsequently, flatten the edge of flexible circuit board simultaneously, overcome the defect of edge curl, avoid impact attachment; Simultaneously because upset adsorbing mechanism 82 aligns with clamping breach 1, the edge of flexible circuit board is also laid on clamping breach 1, thus make clamping device 64 can clamp the flexible circuitry panel edges after tying at clamping breach 1, overcome the defect that cannot clamp because flexible circuit board is curling.
For avoiding the position such as pad or circuit clipping to flexible circuit board during clamping device 64 holding flexible circuit board, therefore the edge of flexible circuit board is tied and is needed to adjust the position of flexible circuit board and clamp afterwards, present embodiments provides X to driving mechanism 4 81 to adjust the position of flexible circuit board.
X comprises motor 4 811, the synchronizing wheel 1 driven by motor 4 811, the synchronizing wheel 2 813, the screw mandrel 4 814 be connected with synchronizing wheel 2 813, the guide rail 4 815 being connected with slide block 4 817, the feed screw nut's seat 4 816 that are connected by Timing Belt 818 with synchronizing wheel 1 to driving mechanism 4 81.Guide rail 4 815, screw mandrel 4 814 and confession plate platform are installed on described mount pad 9, motor 4 811 is arranged on bottom mount pad 9, described synchronizing wheel 1 and all axial X of synchronizing wheel 2 813 are to layout, guide rail 4 815 and screw mandrel four 814X are to layout, and the cylinder 8221 of described turning device, bearing 8222 are arranged on described feed screw nut's seat 4 816.Motor 4 811 drives synchronizing wheel 1 to rotate, and synchronizing wheel 1 drives synchronizing wheel 2 813 and screw mandrel 4 814 to rotate by Timing Belt 818, moves, thus realize the movement of turning device under the effect that described feed screw nut's seat 4 816 is threaded along guide rail 4 815.
The cylinder 8221 of described turning device and bearing 8221 can be directly installed on mount pad 9, also can be arranged on mount pad 9 to driving mechanism 4 81 as described above through X.
Because attachment head group 12,22 requires very high when mounting flexible circuit board to the perpendicularity of flexible circuit board, flexible circuit board must be strictly perpendicular to the orientation (even if flexible circuit board be parallel to X to) of attachment head group 12,22, and flexible circuit board is for being difficult to ensure perpendicularity when plate platform transmits, to affect paster effect as do not adjusted perpendicularity before attachment, this confession trigger structure additionally provides rotary deviation-rectifying mechanism and overcomes this defect.
See Fig. 7 ~ Fig. 9, described rotary deviation-rectifying mechanism comprise determine flexible circuit board depart from X to deviation angle image inverse processing system (industrial camera), can according to described deviation angle rotate described for plate platform 6 to X to whirligig 72 and two arc-shaped guide rails 71 being connected with arc-shaped guide rail slide block 711.
Described image inverse processing system is located on arbitrary crossbeam 111,211, as long as be positioned at the deviation angle for detecting flexible circuit board above plate platform 6.Described whirligig 72 comprises straight line driving mechanism, initiatively swing arm 722, turnbarrel 723 and is installed on the cylinder holder 724 of frame 5.Turnbarrel 723 is arranged on cylinder holder 724 by bearing, is fixed on turnbarrel 723 top and the center of plate 61 of vacuumizing is aimed in the center of circle of turnbarrel 723 bottom mount pad 9, thus makes to rotate around cylinder holder 724 for plate platform 6.
Straight line driving mechanism and initiatively swing arm 722 rotate for driving turnbarrel 723.The guide rail 3 7214 that described straight line driving mechanism comprises screw mandrel 3 7212, the motor 3 7211, the feed screw nut's seat 3 7213, two that drive screw mandrel 3 7212 to rotate is connected with slide block 3 7215, described motor 3 7211 and guide rail 3 7214 are fixed in frame 5, guide rail 3 7214 is parallel is located at screw mandrel 3 7212 both sides, feed screw nut's seat 3 7213 is connected with screw mandrel 3 7212 and is fixed on the slide block 3 7215 of guide rail 3 7214, and when screw mandrel 3 7212 rotates under the driving of motor 3 7211, feed screw nut's seat 3 7213 moves linearly along guide rail 3 7214 under the cooperation be threaded.Turnbarrel 723 outer wall is provided with driven swing arm 7231, initiatively swing arm 722 two ends are hinged with the driven swing arm 7231 of feed screw nut's seat 3 7213 and turnbarrel 723 respectively, rectilinear motion is done in active swing arm 722 one end under the drive of feed screw nut's seat 3 7213 and the other end drives driven swing arm 7231 to rotate turnbarrel 723, thus be the rotary motion of turnbarrel 723 by the transform linear motion of straight line driving mechanism, reach the object of correcting flexible circuit board deviation.The anglec of rotation (i.e. the deviation angle of flexible circuit board) of turnbarrel 723 repeats no more by calculating with the relation of the displacement of feed screw nut's seat 3 7213.
Two sections of arc-shaped guide rails 71 are oppositely disposed in frame centered by turnbarrel 723, and the described plate stage+module that supplies on arc-shaped guide rail slide block 711, thus supports for plate platform 6 and improves its rotation efficiency.Rotate requisite space for saving for plate platform 6, vacuumizing plate 61 port of export edge is arc.
The translation plaster mechanism 1,2 of the present embodiment can be used for existing for trigger structure, and what also can be used for the present embodiment improvement supplies trigger structure; Same, the trigger structure that supplies of the present embodiment can be used for existing plaster mechanism, also can be used for the translation plaster mechanism 1,2 that the present embodiment improves.X in the present embodiment can adopt other straight-line motion mechanisms existing to substitute to driving mechanism, Y-direction driving mechanism and straight line driving mechanism, and whirligig 72 also can adopt the existing whirligig that other directly rotate to substitute, and is not limited to the present embodiment and limits.

Claims (12)

1. a flexible circuit board chip mounter, what comprise flexibility of supply wiring board supplies trigger structure, it is characterized in that: also comprise four charging tray groups and each leisure overlaps translation plaster mechanisms for trigger structure both sides along X to two of movement, each cover translation plaster mechanism comprises cross beam translation device, two groups of material feeding seat groups of both sides and two groups can the attachment head groups of Y-direction movement to be forwards, backwards located at cross beam translation device X respectively, the moving range of each attachment head group is to supplying above trigger structure above material feeding seat group corresponding with it, material strip and each material feeding seat group of each charging tray group connect one to one, the cross beam translation device of each translation plaster mechanism X to motion track not overlapping, each translation plaster mechanism can carry out following motion separately: after its attachment head group obtains paster material from the material feeding seat group of correspondence, Y-direction moves to and mounts paster material to flexible circuit board for above trigger structure, then Y-direction is retracted above material feeding seat group and is again obtained paster material, the plaster mechanism of translation simultaneously X is to moving to next patch location of flexible circuit board.
2. flexible circuit board chip mounter according to claim 1, it is characterized in that: cross beam translation device comprises crossbeam, crossbeam drives seat and drive crossbeam to drive seat X to the X of movement to driving mechanism, crossbeam is arranged on crossbeam and drives on seat and to be arranged in for above trigger structure along Y-direction, the beam-ends of each translation plaster mechanism X to motion track not overlapping.
3. flexible circuit board chip mounter according to claim 2, it is characterized in that: X comprises X to the X arranged to line slideway to driving mechanism, X is to driving screw mandrel, with X to the feed screw nut's seat one driving wire rod thread to be connected, drive X to the motor one driving screw mandrel to rotate, X is connected with slide block one on line slideway, described crossbeam drives seat to be arranged on slide block one and feed screw nut's seat one, motor one drives X to rotate to driving screw mandrel, feed screw nut's seat one drives crossbeam to drive seat to move along X to line slideway under the effect of threaded engagement, thus realize crossbeam drive seat make X to motion.
4. flexible circuit board chip mounter according to claim 2, it is characterized in that: described attachment head group is connected by Y-direction driving mechanism with crossbeam, described Y-direction driving mechanism comprises the Y-direction line slideway being arranged on crossbeam along Y-direction, the Y-direction being arranged on crossbeam along Y-direction drives screw mandrel, the feed screw nut's seat two driving wire rod thread to be connected with Y-direction, Y-direction is driven to drive the motor two of screw mandrel rotation, Y-direction line slideway is connected with slide block two, attachment head group is arranged on described slide block two and feed screw nut's seat two, described Y-direction line slideway and Y-direction drive screw mandrel end through supplying above trigger structure, motor two drives Y-direction to drive screw mandrel to rotate, feed screw nut's seat two drives attachment head group to move along Y-direction line slideway under the effect of threaded engagement.
5. flexible circuit board chip mounter according to claim 1, it is characterized in that: also comprise material strip travelling belt and leather belt roller, described material strip travelling belt two ends be separately fixed at cross beam translation device X forwards, backwards two ends and under charging tray group and material feeding seat group around, material strip travelling belt also supports and carries the material strip between charging tray group and material feeding seat group between charging tray group and material feeding seat group, described material strip travelling belt is looped around on leather belt roller, and described leather belt roller is arranged in frame.
6. the flexible circuit board chip mounter according to Claims 1 to 5 any one, it is characterized in that: described comprise rotary deviation-rectifying mechanism for trigger structure and move thereon for flexible circuit board and carry out mounting for plate platform, described rotary deviation-rectifying mechanism comprise determine flexible circuit board depart from X to deviation angle image inverse processing system, can according to described deviation angle rotate described for plate platform to X to whirligig, described whirligig is installed on described for plate mesa base.
7. flexible circuit board chip mounter according to claim 6, it is characterized in that: described whirligig comprises straight line driving mechanism, initiatively swing arm, turnbarrel and cylinder holder, described straight line driving mechanism and cylinder holder are arranged in frame, turnbarrel is arranged on cylinder holder by bearing, turnbarrel top is fixed on for plate mesa base, described active swing arm two ends respectively with straight line driving mechanism and turnbarrel hinged, the rectilinear motion of straight line driving mechanism is rotated by initiatively swing arm driving turnbarrel.
8. flexible circuit board chip mounter according to claim 7, it is characterized in that: described straight line driving mechanism comprises screw mandrel three, drive the motor three that screw mandrel three rotates, feed screw nut's seat three, be connected with the guide rail three of slide block three, described motor three and guide rail three are fixed in frame, guide rail three is parallel is located at screw mandrel three side, feed screw nut's seat three is connected with screw mandrel three and is fixed on the slide block three of guide rail three, turnbarrel outer wall is provided with driven swing arm, initiatively swing arm two ends are hinged with the driven swing arm of feed screw nut's seat three and turnbarrel respectively, when screw mandrel three rotates under the driving of motor three, feed screw nut's seat three moves along guide rail three under the cooperation be threaded, its active swing arm is rotated thereupon and is driven driven swing arm to rotate turnbarrel.
9. flexible circuit board chip mounter according to claim 6, it is characterized in that: described for plate platform comprise open-toppedly vacuumize box, cover described in vacuumize the vacuum extractor vacuumizing plate and outside withdrawing air of box, the described plate that vacuumizes covers the part vacuumizing box and has multiple ventilation hole, vacuumize box have exhausting hole and vacuum extractor by this exhausting hole with vacuumize box and be communicated with, vacuum extractor makes to vacuumize plate surface from the ventilation hole withdrawing air of vacuum adsorption plate and produces and make flexible circuit board be attached to negative pressure vacuum adsorption plate;
Described also comprising for plate platform can pull flexible circuit board and vacuumizing X on plate to the clamping device of movement with vacuumizing the X to movement of X by plate to translating device, clamping device is located at X on translating device, described clamping device comprises the fixture that can clamp and unclamp flexible circuit board, drive the Z-direction cylinder of described fixture Z-direction movement, drive the Y-direction cylinder of described fixture Y-direction movement, describedly vacuumize the clamping breach one and clamping breach two that plate can enter and exit for fixture except the both sides covering the arrival end that vacuumizes except box and the port of export are respectively provided with, fixture have under the driving of Z-direction cylinder from vacuumize plate to it above Z-direction stroke, fixture has the Y-direction stroke entering and exit clamping breach one and clamping breach two under the driving of Y-direction cylinder, fixture has X to stroke under the driving of X to translating device, fixture Y-direction enters the rear holding flexible circuit board of the clamping breach one vacuumizing plate entrance, Z-direction is increased to and vacuumizes on plate, then with the clamping breach two that X extremely exports to translating device X to dragging flexible circuit board, fixture drops to from this clamping breach two and vacuumizes plate and unclamp flexible circuit board, last Y-direction exits this clamping breach two.
10. flexible circuit board chip mounter according to claim 9, it is characterized in that: the described trigger structure that supplies also comprises mount pad and crimped edge tiling mechanism, described plate platform and the crimped edge tiling mechanism of supplying is installed on mount pad, vacuumize plate arrival end and be provided with indent to the inner fovea part alignd with clamping breach one Y-direction, crimped edge tiling mechanism is installed on this inner fovea part, described crimped edge tiling mechanism comprises upset adsorbing mechanism, upset adsorbing mechanism comprises vacuum extractor, the vacuum adsorption plate with level and heeling condition and the turning device that vacuum adsorption plate is switched between level and heeling condition, described vacuum suction intralamellar part has cavity, top has the ventilation hole being communicated with cavity, vacuum extractor and cavity connects also produce negative pressure at vacuum adsorption plate top, the vacuum adsorption plate of level is concordant with vacuumizing plate top, and the vacuum adsorption plate of heeling condition to tilt and higher than near-end along the far-end entering plate direction.
11. flexible circuit board chip mounters according to claim 10, it is characterized in that: bottom described vacuum adsorption plate, be provided with support one and support two, described turning device comprises bearing, pin-joint piece and cylinder, described support one is hinged and jointed shaft is Y-direction with bearing, the piston rod of described cylinder has X to stroke, and described piston rod is hinged by the support two of pin-joint piece and vacuum adsorption plate.
12. flexible circuit board chip mounters according to claim 11, it is characterized in that: described crimped edge tiling mechanism also comprise drive upset adsorbing mechanism X to away from the X pressed close to for plate dock door to driving mechanism four, X comprises motor four to driving mechanism four, by the synchronizing wheel one of motor four-wheel drive, the synchronizing wheel two be connected by Timing Belt with synchronizing wheel one, the screw mandrel four be connected with synchronizing wheel two, be connected with the guide rail four of slide block four, feed screw nut's seat four, motor four, guide rail four, screw mandrel four and confession plate platform are installed in described mount pad, described synchronizing wheel one and all axial X of synchronizing wheel two are to layout, guide rail four and screw mandrel four X are to layout, the cylinder of described turning device, bearing is arranged on described feed screw nut's seat four.
CN201510621187.1A 2015-09-25 2015-09-25 A kind of flexible circuit board chip mounter Active CN105163513B (en)

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