A kind of special chip mounter of screening cover
Technical field
A kind of chip mounter is the utility model is related to, especially a kind of special chip mounter of screening cover.
Background technology
With electronic information technology high speed development, operating efficiency and stability requirement to all types of electronic products are increasingly
Height is higher to the efficiency of information transfer and stability requirement with information communication relevant device.Thus, a large amount of electronic products can basis
Signal distributions design various different metal screening covers, reduce external interference, improve electronic product stability.
Chip mounter is typically by XY precisely locating platforms and the placement head with attachment function forms.Bin is generally fixed
Installed in the side of paster bed piece, each working cycles of chip mounter, placement head all must under the driving of XY locating platforms from
Electronic component is drawn at bin, is continuously finished the steps such as feeding, positioning, attachment.Screening cover profile exists because of change in size
Certain scrambling, the universal chip mounter of existing market can not all process attachment, only part foreign latest modified chip mounter
It can mount.The defects of obvious be present in it:1. because the attachment change in size of screening cover is big, cause machine suction nozzle spacing inadequate,
Many can only single head use, therefore production efficiency is low;Cause many screening cover identification errors big 2. profile square frame searches mode
Precision is low;3. the splined shaft used in general placement head, synchronizing wheel, belt mechanism stability and precision are difficult to meet attachment essence
Degree.
Thus, a special chip mounter is designed for screening cover, to farthest discharging the special chip mounter of screening cover
Efficiency and precision are highly significant.
The content of the invention
The utility model purpose is solve the above-mentioned problems in the prior art, there is provided a kind of rational in infrastructure, precision
The special chip mounter of screening cover high, stability is strong.
In order to solve the above technical problems, the utility model adopts the following technical scheme that:
A kind of special chip mounter of screening cover, including main stand, PCB transfer assemblies, Y-axis bow member component, X-axis bow member group
Part, paster head assembly and feeding platform,
The PCB transfer assemblies are arranged on the medium position on main stand top, and the PCB transfer assemblies include affixed side
Side and mobile side, the fixed side are fixed at the top of main stand on both sides, and mobile side is connected by being flexibly connected screw mandrel
Fixed side is connected to, mobile side is located at the top of main stand on both sides, close to flexible connection screw mandrel position on mobile side
It is provided with and adjusts wide motor, the spacing for adjusting wide motor to adjust fixed side and mobile side by drive mechanism, so as to adjust
The width of PCB transfer assemblies is saved,
Side wall in fixed side and mobile side sets a circle conveyer belt, and the top margin in fixed side and mobile side leans on
Nearly conveyer belt top is respectively provided with strap and clamping plate base, and the strap is arranged on clamping plate base and forms PCB biographies
Groove is sent, the pcb board for treating paster is placed on the conveyer belt in PCB conveying troughs,
Set to move up connecting rod and be connected on the madial wall of fixed side and mobile side and move up connecting rod both ends
Move up top plate and lift pin, the lower section for moving up top plate and being located at conveyer belt, top plate is moved up by lift pin regulation
Highly, so as to withstand the spacing of conveyer belt and strap, transmitted so that pcb board is stable, in fixed side and mobile side
The lateral wall on side is provided with transmission motor, and the transmission motor connection is rotated by transmitting motor driven conveyer belt in conveyer belt,
The Y-axis bow member component is fixed on the both sides at the top of main stand, and Y-axis bow member component includes transmitting positioned at PCB
Left bow member and right bow member above component, Y-axis servomotor is provided with left bow member and is connected with Y-axis servomotor
Y-axis screw mandrel, be provided with Y-axis guide rail on right bow member,
The X-axis bow member component include X-axis crossbeam, X-axis servomotor, X-axis shaft coupling, X-axis guide rail, X-axis screw mandrel and
The crossbeam left bracket and right support of cross beam at X-axis crossbeam both ends are arranged on, the crossbeam left bracket and right support of cross beam are set respectively
At the top of Y-axis guide rail, Y-axis screw mandrel, the X-axis servomotor is arranged on right support of cross beam, and X-axis servomotor passes through axle shaft coupling
Device is connected to X-axis screw mandrel,
The right support of cross beam is connected with Y-axis screw mandrel, by Y-axis servomotor X-axis bow member component can be driven to encircle in Y-axis
Y direction motion is carried out on frame component,
The paster head assembly includes mounting head body frame and the paster axis mechanism, the two sets of Z that are arranged on mounting head body frame
To elevating mechanism, two sets of R to rotation angle mechanism and Mark point cameras,
The mounting head body frame is arranged on the X-axis crossbeam of X-axis bow member component, under the mounting head body frame and X-axis crossbeam
The X-axis screw mandrel in portion is connected, and by X-axis screw mandrel paster head assembly can be driven to carry out X-direction motion on X-axis bow member component,
Mounting head body frame top is provided with integrated control assembly, the R is arranged at Z to rotation angle mechanism and paster axis mechanism
To on elevating mechanism, the R is located above paster axis mechanism to rotation angle mechanism, and Z-direction elevating mechanism includes Z-direction servomotor, Z-direction
Guide block and Z-direction screw mandrel, the Z-direction servomotor in the Z-direction elevating mechanism are connected to Z-direction screw mandrel, avoid elastic in motion process
Motion, ensure placement accuracy and stability, drive Z-direction guide block to move up and down by Z-direction screw mandrel,
The R includes R to rotation angle mechanism to be fixed to servomotor, R to rotary fixing base and R rotary shafts, the R to rotation
Seat is fixedly mounted on Z-direction guide block, and by R to servomotor drive paster axis mechanism R to motion, the R is into rotation angle mechanism
R to servomotor be connected to R rotary shafts and installed in R into rotary fixing base, avoid elastic movement in motion process, ensure
Placement accuracy and stability;
The paster axis mechanism includes the head of sealing installation and suction nozzle, the Mark points camera are arranged at mounting head body frame
The left side,
The feeding platform is arranged on main stand top margin, and the feeding platform will be treated close to PCB transfer assemblies position
The pcb board of paster is placed on feeding platform, is easy to pcb board to be quickly put on PCB transfer assemblies, improves paster efficiency.
Preferably, the width adjusting scope of the wide motor of tune is 50mm-450mm, the chi of screening cover can be fully matched
It is very little.
Sense preferably, being disposed with the fixation side of the PCB transfer assemblies along conveying direction into plate
Device, inductor, attachment inductor, stopper, ejecting plate inductor are waited, reach what accurate sensing pcb board moved by inductor
Position and carry out corresponding operating, pcb board blocked by stopper and moved, so as to carry out attachment work, guarantee send plate work it is accurate,
Safety.
Preferably, the Z-direction servomotor in the Z-direction elevating mechanism is connected to Z-direction screw mandrel by Z-direction shaft coupling, keep away
Exempt from elastic movement in motion process, ensure placement accuracy and stability.
Preferably, Rs of the R into rotation angle mechanism is connected to R rotary shafts by R to servomotor to shaft coupling, keep away
Exempt from elastic movement in motion process, ensure placement accuracy and stability.
Preferably, the paster axis mechanism side sets Z stroke sensing chips, back to zero is moved to paster axis mechanism Z-direction
Sensing.
Preferably, two suction nozzles in two sets of paster axis mechanisms are located in same horizontal line, and the spacing of two suction nozzles
Between 35-45mm, it can fully match the size of screening cover and keep suction nozzle synchronous working property, effectively lifting attachment efficiency.
The utility model employs above-mentioned technical proposal, has the advantages that:
The special chip mounter structure setting of this screening cover is reasonable, mounts work suitable for screening cover stability and high efficiency, is adjusted by setting
Wide motor and stopper, enter plate inductor, attachment inductor and ejecting plate inductor etc., the regulation of screening cover size can be matched and send plate to fill
Width is put, and send that plate operating position is accurate and security is very high;
By setting special placement head component, it can fully match the size of screening cover and keep suction nozzle synchronous working property, have
Effect lifting attachment efficiency;
By setting shaft coupling to connect motor shaft and axostylus axostyle, avoid elastic movement in motion process, ensure placement accuracy and
Stability;
By setting special feeding platform, ensure Pouring oar, improve feeding efficiency.
Brief description of the drawings
Fig. 1 is the special chip mounter overall structure diagram of the utility model screening cover;
Fig. 2 is plate feeding device structural representation;
Fig. 3 is plate feeding device sectional view mplifying structure schematic diagram;
Fig. 4 is Y-axis bow member component structure diagram;
Fig. 5 is X-axis bow member component structure diagram;
Fig. 6 is placement head component structure diagram;
Fig. 7 is R to rotation angle mechanism and paster axis mechanism structural representation.
In figure:1- main stands, 2-PCB transfer assemblies, 3- Y-axis bow member components, 4- X-axis bow member components, 5- placement heads
Component, 6- feeding platforms, 201- fix side, 202- movements side, and 203- is flexibly connected screw mandrel, and 204- adjusts wide motor, 205-
Conveyer belt, 206- straps, 207- move up connecting rod, 208- clamping plate bases, and 209- moves up top plate, 210- lift pins,
211- transmits motor, 212- stoppers, and 213- enters plate inductor, and 214- waits inductor, 215- attachment inductors, 216- ejecting plates
Inductor, 217-PCB plates, the left bow members of 301-, the right bow members of 302-, 303-Y axle servomotors, 304-Y axial filament bars, 305-Y spindle guides
Rail, 401- crossbeams, 402- crossbeam left brackets, 403- right support of cross beam, 404-X axle servomotors, 405-X axle shaft couplings, 406-X
Axis rail, 407-X axial filament bars, 501- mounting head body frames, 502-Z is to elevating mechanism, and 503-Mark point cameras, 504- is integrated to be controlled
Component, 505-Z to servomotor, 506-Z to guide block, 507-Z to screw mandrel, 508-Z to shaft coupling, 509-R to servomotor,
510-R is to rotary fixing base, 511-R angular contact ball bearings, 512-R deep groove ball bearings, 513-R rotary shafts, and 514-R is to shaft coupling
Device, 515- heads, 516- suction nozzles, the sealing of 517- stars, 518-Z stroke sensing chips.
Embodiment
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
As shown in Figures 1 to 7, the special chip mounter of a kind of screening cover, including main stand 1 and be arranged on main stand 1
PCB transfer assemblies 2, Y-axis bow member component 3, X-axis bow member component 4, paster head assembly 5, feeding platform 6,
The PCB transfer assemblies 2 are arranged on the medium position on the top of main stand 1, and the PCB transfer assemblies 2 include solid
Determine side 201 and mobile side 202,
The fixed side 201 is fixed on the top both sides of main stand 1, and mobile side 202 is by being flexibly connected screw mandrel
203 are connected to fixed side 201, and mobile side 202 is similarly positioned on the top both sides of main stand 1, is leaned on mobile side 202
The nearly position of screw mandrel 203 that is flexibly connected is provided with the wide motor 204 of tune, described to adjust wide motor 204 to be adjusted by belt transmission structure
The spacing of fixed side 201 and mobile side 202, so as to adjust the width of PCB transfer assemblies 2, and its adjustable range is 50mm-
450mm, the size of screening cover can be fully matched,
Lateral wall in fixed side 201 and mobile side 202 sets a circle conveyer belt 205, in fixed side 201 and moves
The top margin of dynamic side 202 is respectively provided with strap 206 and clamping plate base 208 close to conveyer belt top, and the strap 206 is set
Put on clamping plate base 208 and form PCB conveying troughs, the conveyer belt pcb board 217 for treating paster being placed in PCB conveying troughs
On 205,
Setting moves up connecting rod 207 and is connected to the company of moving up in the side wall of fixed side 201 and mobile side 202
The both ends of extension bar 207 move up top plate 209 and lift pin 210, and the lower section for moving up top plate 209 and being located at conveyer belt 205 is described
The sidepiece for moving up top plate 209 is slidably arranged on the guide rail on the madial wall of fixed side 201 or mobile side 202, the liter
Drop thimble is promoted by the lift cylinder being arranged on the madial wall of fixed side 201 or mobile side 202, passes through lift pin
210 regulations move up the height of top plate 209,
So as to withstand the spacing of conveyer belt 205 and strap 206, transmitted so that pcb board 217 is stable, in fixation
The lateral wall of side 201 and mobile side 202 is provided with transmission motor 211, and the transmission motor 211 is connected to conveyer belt 205,
Rotated by transmitting the driving conveying belt 205 of motor 211,
Sense in addition, being disposed with the fixation side 201 of the PCB transfer assemblies 2 along conveying direction into plate
Device 213, inductor 214, attachment inductor 215, stopper 212, ejecting plate inductor 216 are waited, reach accurate by inductor
Sense position and the progress corresponding operating that pcb board 217 moves, pcb board 217 is blocked by stopper 212 and moved, so as to be pasted
Fill work,
The Y-axis bow member component 3 is fixed on the both sides at the top of main stand 1, and Y-axis bow member component 3 includes passing positioned at PCB
Left bow member 301 and right bow member 302 directly over sending component 2, are provided with Y-axis servomotor 303 and and Y on left bow member 301
The Y-axis screw mandrel 304 that axle servomotor 303 is connected, Y-axis guide rail 305 is provided with right bow member 302,
The X-axis bow member component 4 includes X-axis crossbeam 401, X-axis servomotor 404, X-axis shaft coupling 405, X-axis guide rail
406th, X-axis screw mandrel 407 and the crossbeam left bracket 402 and right support of cross beam 403 at the both ends of X-axis crossbeam 401 are arranged on, the horizontal stroke
Beam left socle 402 and right support of cross beam 403 are separately positioned on Y-axis guide rail 305, the top of Y-axis screw mandrel 304, the X-axis servomotor
404 are arranged on right support of cross beam 403, and X-axis servomotor 404 is connected to X-axis screw mandrel 407 by axle shaft coupling 405,
The right support of cross beam 403 is connected with Y-axis screw mandrel 304, and X-axis bow member group can be driven by Y-axis servomotor 303
Part 4 carries out Y direction motion on Y-axis bow member component 3,
The paster head assembly 5 includes mounting head body frame 501 and the paster axle machine being arranged on mounting head body frame 501
Structure, two sets of Z-direction elevating mechanisms, 502, two sets of R to rotation angle mechanism and Mark points camera 503,
The mounting head body frame 501 is arranged on the X-axis crossbeam 401 of X-axis bow member component, the mounting head body frame 501 and X
The X-axis screw mandrel 407 of the bottom of axle crossbeam 401 is connected, and paster head assembly 5 can be driven by X-axis screw mandrel 407 in X-axis bow member component 4
Upper progress X-direction motion,
It is provided with integrated control assembly 504 on the top of mounting head body frame 501, the R is to rotation angle mechanism and paster axis mechanism
It is arranged on Z-direction elevating mechanism 502, the R is located above paster axis mechanism to rotation angle mechanism, and Z-direction elevating mechanism 502 includes Z
To servomotor 505, Z-direction guide block 506 and Z-direction screw mandrel 507, the Z-direction servomotor 505 in the Z-direction elevating mechanism 502 passes through
Z-direction shaft coupling 508 is connected to Z-direction screw mandrel 507, avoids elastic movement in motion process, ensures placement accuracy and stability, passes through
Z-direction screw mandrel 507 drives Z-direction guide block 506 to move up and down,
The R includes R to servomotor 509, R to rotary fixing base 510, R angular contact ball bearings 511, R to rotation angle mechanism
Deep groove ball bearing 512 and R rotary shafts 513, paster axis mechanism R is driven to motion to servomotor 509 by R, the R is to rotation
Fixed seat 510 is fixedly mounted on Z-direction guide block 506, and Rs of the R into rotation angle mechanism is to servomotor 509 by R to shaft coupling
Device 514 is connected to R rotary shafts 513, avoids elastic movement in motion process, ensures placement accuracy and stability, the R rotary shafts
513 are movably arranged in R angular contact ball bearings 511 and R deep groove ball bearings 512;
The paster axis mechanism includes head 515 and suction nozzle 516, and star sealing 517 is set on the top of head 515, described
Mark points camera 503 is arranged at the left side at the back of mounting head body frame 501, and paster axis mechanism side sets Z strokes sensing chip 518,
To the motion back to zero sensing of paster axis mechanism Z-direction, two suction nozzles 516 in two sets of paster axis mechanisms are located in same horizontal line,
And the spacing of two suction nozzles 516 can fully match the size of screening cover and keep suction nozzle 516 to work asynchronously between 35-45mm
Property, effectively lifting mounts efficiency.
The feeding platform 6 is arranged on the top margin of main stand 1, the feeding platform 6 close to the position of PCB transfer assemblies 2,
The pcb board for treating paster is placed on feeding platform 6, is easy to pcb board to be quickly put on PCB transfer assemblies 2, improves paster effect
Rate.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any change or replacement expected without creative work, should all cover within the scope of protection of the utility model.
Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.