CN106515214B - A kind of full-automatic screen printer - Google Patents
A kind of full-automatic screen printer Download PDFInfo
- Publication number
- CN106515214B CN106515214B CN201511026578.5A CN201511026578A CN106515214B CN 106515214 B CN106515214 B CN 106515214B CN 201511026578 A CN201511026578 A CN 201511026578A CN 106515214 B CN106515214 B CN 106515214B
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- Prior art keywords
- rack
- defective products
- positioning
- turntable
- full
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- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- 238000007639 printing Methods 0.000 claims abstract description 63
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- 238000005520 cutting process Methods 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
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- 230000000875 corresponding Effects 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
- 230000001808 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000003252 repetitive Effects 0.000 description 6
- 238000007650 screen-printing Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 5
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- 238000003860 storage Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
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- 230000005611 electricity Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000003287 optical Effects 0.000 description 2
- 230000001680 brushing Effects 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound 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[Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0036—Devices for scanning or checking the printed matter for quality control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
Abstract
The present invention relates to a kind of full-automatic screen printers, including：Rack, and the bearing assembly in the rack；Carrier is carried on the bearing assembly, and the bearing assembly bottom is provided with multiple positioning sleeves；The splicing mechanical positioning mechanism and silk-screen mechanism that machinery positioning is carried out to the stock are additionally provided in the rack；Wherein, the splicing mechanical positioning mechanism includes multiple locating pieces compatible with the positioning sleeve, and the locating piece liftable is to be inserted into or exit the positioning sleeve；The quality testing mechanism for detecting stock printing quality is additionally provided in the rack.The full-automatic screen printer printing precision of the present invention is high, efficient, can monitor printing product quality in real time and production cost is relatively low.
Description
Technical field
The present invention relates to screen printing technique fields, more specifically to a kind of full-automatic screen printer.
Background technology
With the increasingly mature of Full automatic screen printing technology and development, the gradually growth of industry size, Full automatic screen
The application field of printing technology constantly expands.Currently, full-automatic screen printer is absorbed in the high-precision print of rigid material
Brush, such as sight glass, industrial glass, PMMA, OGS, TOL printing, main application field has：IT sight glass, work
Industry glass, solar energy crystal silicon battery, PCB circuit board, liquid crystal display, touch panel and all kinds of touch screens.Full automatic screen prints
Brush technology utilizes more advanced processing technology and technology, make silk-screen printing process is more accurate, speed faster, the degree of automation more
It is high.
Currently, existing most of full-automatic screen printers ensure stock simply by the mode for adjusting stock
Printing precision.That is, stock is placed on equipped with jig on bit platform；Before printing, vision positioning system is first passed through to printing
Object carries out positioning of taking pictures, and calculates the deviation of stock and web plate origin；Then data information is sent to at bit platform, it is right
Bit platform adjusts printing object location according to institute's data information and is aligned with web plate to realize, to ensure printing precision.
However, since vision takes pictures positioning and silk-screen not in the same station, stock is during conveying, due to machine
Structure has tolerance clearance and runs at high speed in equipment and the reasons such as accuracy error easily occurs in electric component under higher load, works as stock
When being transported to silk-screen position, position may take pictures with vision positioning storage data information it is inconsistent.Therefore, stock is direct
When silk-screen, printing precision can be caused deviation occur, be not achieved within the printing precision ± 0.03mm needed for production.And if reduced
Running speed, printing precision can be promoted, but production efficiency can substantially reduce again so that per minute to print within 10
Stock.
In addition, existing most of full-automatic screen printers are after the completion of all process steps, all by manually inspecting by random samples
Mode is detected the printing quality of stock.That is, Quality Inspector after being completed for printing, extract sample segment therein,
Or whole printing quality is analyzed in the quality examination of the extraction which part sample of not timing.Since sampling Detection quantity has very much
Limit, and cannot accomplish to monitor in real time, tend not to find immediately there are the problem of, easily cause largely print it is bad.
It can be seen that the full-automatic screen printer of the prior art has the following problems and disadvantage：Printing precision is relatively low, prints
Quality cannot monitor in real time after brushing less efficient, printing, cause that the production cost increases.
Invention content
The technical problem to be solved in the present invention is, in view of the drawbacks of the prior art, provides that a kind of printing precision is high, effect
Rate is high, can monitor printing product quality and the lower full-automatic screen printer of production cost in real time.
The technical solution adopted by the present invention to solve the technical problems is：A kind of full-automatic screen printer is provided, including：
Rack, and the bearing assembly in the rack；Carrier is carried on the bearing assembly, and the bearing assembly
Bottom is provided with multiple positioning sleeves；The splicing machinery positioning that machinery positioning is carried out to the stock is additionally provided in the rack
Mechanism and silk-screen mechanism；Wherein, the splicing mechanical positioning mechanism includes multiple locating pieces compatible with the positioning sleeve,
The locating piece liftable is to be inserted into or exit the positioning sleeve；It is additionally provided in the rack for detecting stock printing quality
The quality testing mechanism of amount.
In one embodiment, the splicing mechanical positioning mechanism includes locating piece mounting plate, guide sleeve fixed plate and positioning
Organization soleplate；Wherein, the multiple locating piece is fixed on the locating piece mounting plate；It the detent mechanism bottom plate and described leads
It is provided with cam and guide post guide sleeve component between set fixed plate；The splicing mechanical positioning mechanism further include positioning jacking motor and
Cam；Wherein, the positioning jacking motor is connect by shaft coupling with the cam, and the cam is installed with the locating piece
Plate is in contact to push the locating piece mounting plate to drive the setting element movement.
In one embodiment, the quality testing mechanism includes the quality testing camera shooting being fixed in the silk-screen mechanism
Machine, the quality testing drive component for driving the quality testing video camera, and for adjusting the quality testing camera shooting
The quality testing video camera of the position of machine adjusts component；The quality testing mechanism further includes the detection being mounted in the rack
Platform.
In one embodiment, the full-automatic screen printer further includes the dial conveyor being fixed in the rack
Structure；The turntable transport mechanism includes rotatable turntable；The bearing assembly floating connection is on the turntable；The turntable
There are four stations for upper correspondence：Splicing station, vision fine positioning station, silk-screen station and discharge station or quality testing work
Position, and it is sequentially arranged the splicing mechanical positioning mechanism, camera shooting precise locating mechanism, the silk-screen along the direction of rotation of the turntable
Mechanism and cutting agency or the quality testing mechanism.
In one embodiment, the turntable transport mechanism further includes the turntable transmission motor and interval fortune being located at below turntable
Dynamic component；Wherein, the turntable transmission motor is sequentially connected with the intermittent motion component, and the intermittent motion component and institute
State turntable transmission connection.
In one embodiment, the intermittent motion component is Cam splitter.
In one embodiment, the full-automatic screen printer further includes defective products collecting mechanism；Wherein, the defective products
The defective products that collecting mechanism includes the defective products mounting table of the adjacent detection platform, is fixed on the defective products supporting rack moves
Position guide rail, the suction disc lifting gear being movably sleeved on the defective products displacement guide rail connect with the suction disc lifting gear
The suction disc that connects, the defective products displacement motor being drivingly connected on the defective products holder and with the suction disc lifting gear,
Defective products rack, and the rack lifting assembly for driving the defective products rack lifting.
In one embodiment, the defective products rack includes the multilayer insulating panel being intervally installed in the vertical direction,
And the support column between every adjacent two layers partition board is set；Wherein, be also placed on each partition board be used to support it is bad
Product and the multiple support bars being intervally installed.
In one embodiment, the rack lifting assembly includes rack lifting motor, lifts electricity with the rack
The elevating screw that machine is sequentially connected, and the lifting supporting plate with elevating screw drive connection；The defective products rack branch
Support is in the lifting supporting plate.
In one embodiment, the full-automatic screen printer further includes web plate adjustment mechanism；Wherein, the web plate tune
Complete machine structure is located at the lower section of the silk-screen mechanism in the vertical direction, and the web plate adjustment mechanism further includes for printing
The preceding printing machinery detent mechanism that machinery positioning is carried out to the stock.
The full-automatic screen printer for implementing the present invention, has the advantages that：By the way that splicing machinery localization machine is arranged
Structure first positions stock, then carries out camera positioning to stock by imaging precise locating mechanism, further according to camera shooting institute
The location information of acquisition is adjusted web plate by web plate adjustment mechanism, and printing machinery positioning is provided on silk-screen station
Mechanism, therefore can realize stock repetitive positioning accuracy 0.002mm, and silk-screen halftone aligning accuracy is up to 0.005mm.In addition,
It is additionally provided with station dial transport mechanism, realizes machinery positioning splicing, machinery positioning camera shooting fine positioning, web plate adjustment, machine
It is carried out at high speed while multiple processes such as tool positioning printing and blanking without influencing its precision, is effectively improved production effect
Rate makes printable 18 or more stocks per minute；Increase the quality detector to stock quality testing after printing simultaneously
Structure and defective products collecting mechanism can be measured in real time each stock, distinguish and sort defective products and certified products, and
It is continuous to occur capable of automatic alarm when defective products and shut down, it avoids generating a large amount of defective products, and reduce production cost.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
Fig. 1 is the stereogram of the full-automatic screen printer in one embodiment of the invention；
Fig. 2 is the structural schematic diagram of the turntable transport mechanism in Fig. 1；
Fig. 3 is the structural schematic diagram of the bearing assembly in Fig. 2；
Fig. 4 is the structural schematic diagram of the splicing mechanical positioning mechanism in Fig. 1；
Fig. 5 is the structural schematic diagram of the web plate adjustment mechanism in Fig. 1；
Fig. 6 is the structural schematic diagram of the quality testing mechanism in Fig. 1；
Fig. 7 is the structural schematic diagram of the defective products collecting mechanism in Fig. 1；And
Fig. 8 is the structural schematic diagram of the defective products rack in Fig. 7.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 shows that the Full automatic screen for carrying out silk-screen printing to stock 200 in one embodiment of the invention prints
The structure of brush machine 100.As shown in Figure 1, the full-automatic screen printer 100 includes rack 10 and is mounted in the rack 10
Turntable transport mechanism 20.Wherein, include rotatable turntable 21 (referring to Fig. 2) on the turntable transport mechanism 20, and have four
A station.In the embodiment shown in fig. 1, it has been sequentially arranged on each station along the direction of rotation of the turntable transport mechanism 20
Splicing mechanical positioning mechanism 30, camera shooting precise locating mechanism 40, silk-screen mechanism 60 and cutting agency 70.In the present embodiment,
It is additionally provided with web plate adjustment mechanism 50 below 60 vertical direction of silk-screen mechanism.Wherein, stock 200 is carried on turntable biography
It send on the turntable 21 of mechanism 20, is pre-positioned first by splicing mechanical positioning mechanism 30, subsequently, by means of camera shooting fine positioning
Mechanism 40 carries out camera positioning and storage location information, and then adjusts structure 50 to web plate 51 by web plate according to the location information
(referring to Fig. 5) realizes adjustment.After stock 200 rotates to silk-screen station, positioned by printing machinery detent mechanism, with
The printing of stock 200 is realized by silk-screen mechanism 60 afterwards, and the stock being completed for printing is passed through into 70 blanking of cutting agency.
In the preferred embodiment of the present invention, it is the quality testing for realizing to printing product, Full automatic screen printing
Machine further includes the quality testing mechanism 80 of the printing quality for detecting stock 200 and for that will print what defective products was collected
Defective products collecting mechanism 90.Therefore, after being completed for printing, then stock 200 can be transferred to quality inspection by cutting agency 70
It surveys in mechanism 80 and carries out the real-time detection of stock 200, judge certified products and defective products, and then the defective products detected is placed
It is stored in defective products collecting mechanism 90.
Specifically as shown in Fig. 2, in the present embodiment, which includes turntable 21, and it is set to described
The turntable transmission motor 22 and intermittent motion component 23 of 21 lower section of turntable.Wherein, turntable transmission motor 22 and intermittent motion component
23 are sequentially connected, and intermittent motion component 23 is sequentially connected with turntable 21.Therefore, turntable transmission motor 22 can drive interval
Moving parts 23 work, so that the turntable 21 can be rotated intermittently.In the present embodiment, the intermittent motion component 23 is preferred
For Cam splitter.Further, as shown in Fig. 2, there are four stations for setting on turntable 21, for making turntable transport mechanism 20
The respective operations to stock 200 are realized on each station when along the circumferential intermittent rotation of turntable 21.Wherein, four works
Position is specially in the present embodiment：Splicing station, vision fine positioning station, silk-screen station and discharge station；And correspond to four
A station is respectively arranged with splicing mechanical positioning mechanism 30, camera shooting precise locating mechanism 40, silk-screen mechanism 60 and cutting agency 70.
However, in other embodiments, quality testing first can also be carried out to stock before blanking.That is, the turntable
21 four stations can be adjusted at this time：Splicing station, vision fine positioning station, silk-screen station and quality testing station.
It is respectively arranged with splicing mechanical positioning mechanism 30, camera shooting precise locating mechanism 40, silk-screen mechanism 60 and matter corresponding to four stations
Amount detection machine structure 80.
In the present embodiment, as Figure 2-3, bearing assembly 24 is additionally provided on turntable 21, it is in the present embodiment, right
Bearing assembly 24 there are four should being placed in four stations on turntable 21, thus can machinery positioning splicing, camera shooting fine positioning, web plate
Multiple processes such as automatic aligning and silk-screen and blanking or quality testing can be carried out at high speed simultaneously.Wherein, the bearing assembly 24 with
21 floating connection of turntable, specially bearing assembly 24 can be opposite under the drive of splicing mechanical positioning mechanism 30 in the present embodiment
Turntable 21 up and down and moves left and right in a vertical and horizontal direction, to be adapted to the operation on different station.
Specifically as shown in figure 3, in the present embodiment, each bearing assembly 24 includes mainboard (not labeled), along the mainboard
Periphery setting at least one clamping element 241, and be set to multiple positioning sleeves 242 of the mainboard bottom.Wherein, the master
It is equipped with vacuum suction structure in plate, is used for the fixation of stock, and the mainboard can be with respect to the clamping element 241 vertically and horizontally
Certain movement is done in direction, to coordinate the mechanical positioning mechanism to operate.And multiple positioning sleeves 242 then can be with splicing machinery positioning
The locating piece 32 of mechanism 30 is matched to realize the positioning of stock.The mainboard is preferably rectangular in the present embodiment, and positions
The quantity of set is four, is respectively arranged at four angles of rectangle, more stably supports and positions in order to realize.
It is to act on the stock being adsorbed on bearing assembly 24 by vacuum suction in the above-described embodiments.The present invention exists
This is not specifically limited fixed form of the clamping element on bearing assembly 24, only needs 24 bottom of bearing assembly to be provided with fixed
Position set 242.
In the present embodiment, further as shown in Fig. 2, the turntable transport mechanism 20 further includes being plugged in 21 middle part of turntable simultaneously
The electrical rotating joint 25 coupled with intermittent motion component 23.
Fig. 4 shows the concrete structure of the splicing mechanical positioning mechanism 30 in one embodiment of the invention.As shown in figure 4, should
Splicing mechanical positioning mechanism 30 is vertically fixed from being disposed with close to a side for being laterally away from the turntable of turntable 21
Position part mounting plate 31, guide sleeve fixed plate 34 and detent mechanism bottom plate 35.Wherein, which can be solid with respect to guide sleeve
Fixed board 34 vertically moves up and down.Multiple and bearing assembly 24 positioning sleeve 242 is fixed on locating piece mounting plate 31
Compatible locating piece 32；The locating piece 32 is driven equally to move up and down when the locating piece mounting plate 31 moves up and down, thus
Positioning sleeve 242 is can be inserted into or exited, realizes the positioning to stock 200.In the present embodiment, it detent mechanism bottom plate 35 and is leading
It is provided with cam 36 and guide post guide sleeve component 37 between set fixed plate 34.The splicing mechanical positioning mechanism 30 further includes positioning jacking
Motor 33, and position jacking motor 33 and connect with cam 36 by shaft coupling (not shown), and provided for guide post guide sleeve component 37
Machine power.Wherein, the cam 36 and locating piece mounting plate 31 are in contact, to push the locating piece mounting plate 31 to move.
Before camera shooting precise locating mechanism 40 carries out fine positioning to stock 200, positioning jacking motor 33 is with moving cam 36
Rotation, and then the jacking of locating piece mounting plate 31 is pushed, to realize the jacking of locating piece 32 in the vertical direction.The locating piece
And then it can be with the positioning sleeve 242 of 24 bottom of bearing assembly fitting each other when 32 jacking.Due between bearing assembly 24 and turntable 21
It is floating connection, therefore the precise positioning of stock 200 can be achieved by the cooperation of locating piece 32 and positioning sleeve 242.This
Outside, the positioning accuracy realized by way of this machinery positioning is not influenced by the error of equipment rotating speed and electric component.
In addition, on turntable 21, printing machinery detent mechanism 52 is additionally provided on web plate adjustment mechanism 50, and (structure and splicing machinery are fixed
Position mechanism is identical), and web plate adjustment mechanism 50 and the same station of 60 face of silk-screen mechanism.Therefore, by imaging fine positioning and silk
Used positioning datum is all the positioning sleeve of 24 bottom of bearing assembly when print, realizes the unification of positioning datum；Pass through net again
Plate adjustment mechanism 50 further adjusts web plate and can guarantee printing precision.According to one preferred embodiment of the present invention, using this hair
When bright full-automatic screen printer is printed, printing precision is within ± 0.025mm.
In the present embodiment, which is preferably positioning pin, and positioning sleeve 242 is preferably tapered, is locating cone
Set.
In the present embodiment, which can be used the CCD camera being electrically connected with the controller and is clapped
It takes the photograph, to realize position adjustment to the web plate 51 of web plate adjustment mechanism 50 by controller.Web plate adjustment mechanism 50 is used for basis and takes the photograph
The position of web plate 51 is adjusted as the location information for the stock that precise locating mechanism 40 is shot.The camera shooting precise locating mechanism 40 and net
Associated mechanisms in the prior art can be used in plate adjustment mechanism 50, and the present invention is not particularly limited herein.
Fig. 5 shows the web plate adjustment mechanism 50 in one embodiment of the invention.As shown in figure 5, in the present embodiment, the net
The lower section of plate adjustment mechanism 50 in the vertical direction is provided with for realizing that the printing machinery further positioned is positioned to stock
Mechanism 52.The printing machinery detent mechanism 52 is identical as the structure of splicing mechanical positioning mechanism 30 above-mentioned.The printing machinery is fixed
Position mechanism 52 is fixed in rack 10, and includes locating piece 53.In the rotary course of turntable 21, controller will be according to storage
Location information controls adjustment of the web plate adjustment mechanism 50 realization to 51 position of web plate.After turntable 21 is rotated in place, printing machine
Tool detent mechanism 52 rises, and so that locating piece 53 is inserted into the positioning sleeve 242 of 24 bottom of bearing assembly, to realize determining for stock
Position.
And gantry frame type silk-screen in the prior art mechanism can be used to realize in silk-screen mechanism 60 in the present embodiment, is used for
Realize the printing to stock 200.And blanking mechanical hand in the prior art then can be used in cutting agency 70 or other can edge
The grasping mechanism that multiple directions (X, Y, Z axis direction) move back and forth realizes, for realizing stock 200 from station dial 20
On unloading.Therefore, the present invention equally repeats no more the concrete structure of the silk-screen mechanism and cutting agency 70 at this.
In the present embodiment, which is set between silk-screen mechanism 60 and quality testing mechanism 80, is used for
It is placed in the detection platform 81 of quality testing mechanism 80 after the stock printed is unloaded from station dial 20, with
It realizes and quality testing is carried out to the stock.Certainly, in other embodiments, which can also be set to quality inspection
It surveys between mechanism 80 and defective products collecting mechanism 90；It is logical further according to quality measurements after realizing quality testing to stock
Cutting agency 70 is crossed to unload the stock after printing and be placed by classification in corresponding collecting mechanism.
Fig. 6 shows the concrete structure of the quality testing mechanism 80 in one embodiment of the invention.As shown in fig. 6, the quality
Testing agency 80 includes the detection platform 81 being mounted in rack 10 and quality testing video camera 82 and quality testing driving group
Part 83.In the present embodiment, the quality testing video camera 82 and quality testing drive component 83 may be contained in silk-screen mechanism 60.
Certainly, in other embodiments, the quality testing video camera 82 and quality testing drive component 83 can also be set to entire silk
At the other positions of net printing machine, or fixed supporting seat is separately provided.The present invention is at this to 82 He of quality testing video camera
The fixed position of quality testing drive component 83 is not specifically limited.
In this embodiment, there are two quality testing drive components 83 for setting.82 face of quality testing video camera prints
Stock after uses face battle array optical system, for carrying out quality testing to the stock after being completed for printing, and to printing
As a result real-time feedback is made.And the quality testing drive component 83 is for driving quality testing video camera 82 to carry out quality inspection
It surveys.When stock size is smaller, the middle part that quality testing video camera 82 is directed at stock 200 is detected.And in stock
When size is larger, the quality testing drive component 83 driving quality testing video camera 82 carries out quality testing at twice, to meet
The detection of various sizes of stock.
In the present embodiment, which further includes quality testing video camera adjustment component 84, for adjusting
The position in the horizontal and vertical direction of the quality testing video camera 82, thus can allow quality testing video camera 82 with best
Angle is detected the stock after being completed for printing.
Fig. 7-8 shows the concrete structure of the defective products collecting mechanism 90 in one embodiment of the invention.As Figure 7-8,
The defective products collecting mechanism 90 generally include defective products supporting rack 91, be supported on the defective products supporting rack 91 and with detection
Defective products mounting table 92 that platform 81 abuts, the defective products displacement guide rail 93, movably being fixed on defective products supporting rack 91
Be sleeved on the defective products displacement guide rail 93 on suction disc lifting gear 94, connect with the suction disc lifting gear 94 suction disc 95, pacify
It is placed on defective products supporting rack 91 and with the defective products displacement motor 96 of the drive connection of suction disc lifting gear 94, defective products
Frame 97, and be located in the vertical direction below the defective products rack 97 and be used to drive putting for defective products rack lifting
Set frame lifting assembly 98.
After defective products is placed on the defective products mounting table 92, suction disc lifting gear 94 will push suction disc 95 rise to by
Defective products is sucked；Subsequent defective products displacement motor 96 drives the suction disc lifting gear 94 to be led along defective products displacement together with suction disc 95
Rail 93 is displaced to the middle part of defective products rack 97；Subsequent suction disc lifting gear 94 declines while making between suction disc 95 and defective products
Vacuum ruptures, and thus can be placed on defective products on the defective products rack 97；Then defective products displacement motor 96 is reset to
The position of defective products to be taken continues to wait until next defective products.At this point, rack lifting assembly 98 drives the defective products rack
97 rise to preset height, to wait for splicing.
In the present embodiment, the structure of the defective products rack 97 specifically can be as shown in Fig. 8.Wherein, defective products rack
97 generally include fixed bottom plate 971, the multilayer insulating panel 972 being intervally installed in the vertical direction on fixed bottom plate 971,
Support column 973 between every adjacent two layers partition board 972 is set, and is vertically crossed on above-mentioned multilayer insulating panel 972
Between side baffle 974.Wherein, it is also placed with multiple spaced support bars 975 on each partition board 972, is used to support
Defective products.In the present embodiment, there are two support bars for setting on each partition board 972.Preferably, which goes back
It may include handle 976, be convenient for the removal of defective products rack 97.
Further, which specifically includes rack lifting motor 981, lifts electricity with the rack
The elevating screw 982 that machine 981 is sequentially connected, and the lifting supporting plate 983 with the elevating screw 982 drive connection.Wherein, this is not
Non-defective unit rack 97 is supported integrally in lifting supporting plate 983.At work, rack lifting motor 981 will drive elevating screw
982 rotations, so that the lifting of lifting supporting plate 983 of carrying defective products rack 97 to preset height (is specially that defective products is put
The spacing that frame 97 moves integrally two layers of partition board is set, until next support bar position), until entire defective products rack 97 is placed completely
After defective products, entire defective products rack 97 is removed by artificial or manipulator, then places into new empty defective products
Rack 97 continues to collect defective products.
In addition, in the present embodiment, alarm unit can also be arranged in the controller.When equipment is consecutively detected defective products
When, controller controls the full-automatic printing equipment and shuts down, and controls alarm unit simultaneously and send out alarm signal and (such as alarm bell, dodge
Light etc.).
The mode of the adjust automatically web plate of full-automatic screen printer of the invention briefly below：Before printing, receiver
Tool detent mechanism 30 jacks the bearing assembly 24 for being fixed with stock 200, and web plate 51 carries out one-step print to stock 200.
Subsequent turntable 21 rotates, and stock 200 is sent to 40 lower section of camera shooting precise locating mechanism, again by splicing mechanical positioning mechanism 30
It is secondary to jack bearing assembly 24, and camera positioning is carried out to stock 200 by fine positioning video camera 42, and according to stock
Pattern on 200 determines the position of web plate 51, is the origin position of web plate 51 by the location determination, and store the location information.
Therefore, the adjustment of the web plate is performed fully automatic, without participating in by hand.In the full-automatic screen printer of the present invention, web plate 51
Adjustment carried out under the premise of splicing mechanical positioning mechanism carries out mechanical precise positioning to stock, it is possible thereby to effectively
Ground solves the accuracy error caused by the mechanical clearance and electric elements high load of transport mechanism and under conditions of running at high speed and leads
The lower problem of printing precision is caused, the repetitive positioning accuracy of web plate is made to reach 0.002mm, it is more existing by manually adjusting web plate
Screen process press (repetitive positioning accuracy is in 0.01mm or more) have larger promotion.
The operation principle of the full-automatic screen printer of the present invention is briefly introduced below in conjunction with Fig. 1-8.Splicing machinery positioning
The bearing assembly 24 of splicing station is jacked up positioning by mechanism 30, and charging and discharging mechanism (being not shown, for example, robot) will be after dedusting
Stock be delivered on the bearing assembly 24 and fix the stock, and splicing mechanical positioning mechanism 30 then declines that be detached from should
Bearing assembly 24.Subsequent turntable 21 continues to rotate, and stock is transported at camera shooting precise locating mechanism 40.At this point, splicing is mechanical
The bearing assembly 24 is jacked up and is positioned by detent mechanism 30, and fine positioning video camera 22 carries out camera positioning, and controller to stock
The location information of stock is stored.Then, turntable 21 continue rotation (in the rotary course of turntable 21, controller is according to institute
Storage location information controls the adjustment that web plate adjustment mechanism 50 realizes web plate position, keeps it corresponding with stock), it will then hold
Print object is transmitted at web plate adjustment mechanism 50, and is jacked up bearing assembly 24 by printing machinery detent mechanism 52；Under web plate 56
It is down to and is close to stock, and 60 web plate 51 of silk-screen mechanism prints stock.After being completed for printing, web plate 51 rises
Certain altitude, and printing machinery detent mechanism 52 declines.Then, turntable 21 continues to rotate, and makes cutting agency 70 that will print
Stock is drawn and is placed into detection platform 81.The quality testing video camera 82 of quality testing mechanism 80 is in detection platform 81
Stock printed after quality testing, and distinguish non-defective unit and defective products according to testing result.What then detection finished holds
Print object can be taken away and be sorted by charging and discharging mechanism, and defective products is placed on defective products mounting table 92 in defective products collecting mechanism
It is stored in 90 defective products rack 97.So cycle.
Certainly, can also be after the completion of silk-screen according to the description of front, stock continues to rotate to quality testing station
On, and quality testing after being printed to stock by quality testing mechanism 80, and distinguish according to testing result non-defective unit and
Defective products；Sorting is then taken away by the stock finished has been detected by cutting agency 70.
Full-automatic screen printer using the present invention, has the following advantages：
1) splicing mechanical positioning mechanism is increased；In the splicing station of turntable 21, camera shooting precise locating mechanism and to stock
Before being printed, the bearing assembly 24 for carrying stock is subjected to machinery positioning using high-precision locating piece, makes to hold
Print object can also keep accurately repetitive positioning accuracy in the case where equipment runs at high speed, without being influenced by other factors.Meanwhile
High-precision camera positioning is carried out to stock using CCD camera, and realizes the automatic tune of web plate by web plate adjustment mechanism
It is whole, and simultaneously repetition is effectively improved using being printed again after the identical printing machinery detent mechanism machinery positioning of structure
Positioning accuracy realizes repetitive positioning accuracy in 0.002mm, and more existing most of automatic screen-printing machines by carrying out web plate manually
Contraposition (repetitive positioning accuracy is in 0.01mm or more) has larger promotion.
2) increase quality testing mechanism, the printing amount of substance after every a piece of printing is examined using face battle array optical system
It looks into, and stock is distinguished and sorted according to inspection result, directly print result is timely feedbacked and is monitored in real time.Cause
This, which can overcome in the prior art cannot be to the printing quality of stock by the way of manually inspecting by random samples
It is monitored in real time, cannot find that printing quality leads to generate a large amount of defective products there are problem and this technology hardly possible occurs in time
Topic.In addition, user also can customize setting relevant parameter, the shutdown capable of automatic alarm when equipment continuously generates defective products, and wait for
Worker restarts equipment after excluding problem, avoids largely printing defective products generation, reduces production cost.
3) turntable transport mechanism for using four stations realizes machinery positioning splicing, the contraposition of camera shooting essence, web plate adjustment and silk
Printing mechanism prints, and stock discharging or four procedure of print quality inspection are carried out at the same time after print.It can overcome the prior art
Linear feed system in, only could carry out next process after completing a procedure leads to the lower skill of production efficiency
Art problem, effectively reduces printing time, improves the working efficiency of machine.Use the full-automatic screen printer of the present invention
Afterwards, the stock quantity of printing per minute can be increased to 18 or more, production efficiency significantly improves (same level in the prior art
The full-automatic screen printer stock quantity per minute that can only be printed be 10 or less).
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of full-automatic screen printer, which is characterized in that including：Rack, and the carrying group in the rack
Part；Carrier is carried on the bearing assembly, and the bearing assembly bottom is provided with multiple positioning sleeves；In the rack also
It is provided with the splicing mechanical positioning mechanism and silk-screen mechanism that machinery positioning is carried out to the stock；Wherein, the receiver
Tool detent mechanism includes multiple locating pieces compatible with the positioning sleeve, and the locating piece liftable is described to be inserted into or exit
Positioning sleeve；The quality testing mechanism for detecting stock printing quality is additionally provided in the rack.
2. full-automatic screen printer according to claim 1, which is characterized in that the splicing mechanical positioning mechanism includes
Locating piece mounting plate, guide sleeve fixed plate and detent mechanism bottom plate；Wherein, the multiple locating piece is fixed on the locating piece peace
In loading board；Cam and guide post guide sleeve component are provided between the detent mechanism bottom plate and the guide sleeve fixed plate；The splicing
Mechanical positioning mechanism further includes positioning jacking motor and cam；Wherein, positioning jacking motor by shaft coupling with it is described convex
Wheel connection, and the cam is in contact with the locating piece mounting plate to push the locating piece mounting plate to drive the locating piece
It is mobile.
3. full-automatic screen printer according to claim 1, which is characterized in that the quality testing mechanism includes fixing
Quality testing video camera in the silk-screen mechanism, the quality testing driving group for driving the quality testing video camera
Part, and for adjust the quality testing video camera position quality testing video camera adjust component；The quality testing
Mechanism further includes the detection platform being mounted in the rack.
4. full-automatic screen printer according to claim 1, which is characterized in that further include being fixed in the rack
Turntable transport mechanism；The turntable transport mechanism includes rotatable turntable；The bearing assembly floating connection is in the turntable
On；It is corresponding on the turntable that there are four stations：Splicing station, vision fine positioning station, silk-screen station and discharge station or
Quality testing station, and it is sequentially arranged the splicing mechanical positioning mechanism, camera shooting fine positioning machine along the direction of rotation of the turntable
Structure, the silk-screen mechanism and cutting agency or the quality testing mechanism.
5. full-automatic screen printer according to claim 4, which is characterized in that the turntable transport mechanism further includes position
Turntable transmission motor below turntable and intermittent motion component；Wherein, the turntable transmission motor and the intermittent movement group
Part is sequentially connected, and the intermittent motion component is connected with turntable transmission.
6. full-automatic screen printer according to claim 5, which is characterized in that the intermittent motion component is cam point
Cutter.
7. full-automatic screen printer according to claim 3, which is characterized in that further include defective products collecting mechanism；Its
In, the defective products collecting mechanism includes defective products supporting rack, the defective products mounting table for abutting the detection platform, is fixed on institute
The suction disc lifting stated the displacement of the defective products on defective products supporting rack guide rail, be movably sleeved on the defective products displacement guide rail
Device, the suction disc being connect with the suction disc lifting gear are mounted on the defective products supporting rack and lift dress with the suction disc
Defective products displacement motor, the defective products rack of drive connection are set, and for driving putting for the defective products rack lifting
Set frame lifting assembly.
8. full-automatic screen printer according to claim 7, which is characterized in that the defective products rack is included in perpendicular
The multilayer insulating panel that histogram is intervally installed upwards, and the support column that is arranged between every adjacent two layers partition board；Wherein, each
The multiple support bars for being used to support defective products and being intervally installed also are placed on the partition board.
9. full-automatic screen printer according to claim 7, which is characterized in that the rack lifting assembly includes putting
The elevating screw set frame lifting motor, be sequentially connected with the rack lifting motor, and be driven and connect with the elevating screw
The lifting supporting plate connect；The defective products rack is supported in the lifting supporting plate.
10. full-automatic screen printer according to claim 1, which is characterized in that further include web plate adjustment mechanism；Its
In, the web plate adjustment mechanism is located at the lower section of the silk-screen mechanism in the vertical direction, and the web plate adjustment mechanism is also
It include the printing machinery detent mechanism for carrying out machinery positioning to the stock before printing.
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| CN201511026578.5A CN106515214B (en) | 2015-12-30 | 2015-12-30 | A kind of full-automatic screen printer |
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| CN107081956A (en) * | 2017-04-28 | 2017-08-22 | 东莞市安达自动化设备有限公司 | A kind of screen printing apparatus |
| CN107351524A (en) * | 2017-08-23 | 2017-11-17 | 昆山赢天下自动化科技有限公司 | A kind of paper winder and screen process press |
| CN112026345A (en) * | 2020-09-03 | 2020-12-04 | 苏州迈为科技股份有限公司 | Printing machine assembly and multi-line printing device |
| CN112895688A (en) * | 2021-02-02 | 2021-06-04 | 徐美云 | High-quality screen printing device capable of intermittently printing |
| CN113002150B (en) * | 2021-02-04 | 2022-05-27 | 昆山市和博电子科技有限公司 | Full-automatic screen printing machine for wafer |
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| CN204309374U (en) * | 2014-11-24 | 2015-05-06 | 张明德 | Printing machine automated calibration system |
| CN105149959A (en) * | 2015-08-26 | 2015-12-16 | 任大伏 | Light guide plate machining device with automatic detecting function |
| CN205364826U (en) * | 2015-12-30 | 2016-07-06 | 深圳市天慧谷科技股份公司 | Full -automatic screen printing machine |
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