Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of automatic screen printers, can be realized silk-screen automatic running, subtract
Few manual operation;It realizes that silk-screen is uniform, and avoids remaining excessive ink.
To achieve the above object, concrete scheme of the invention is as follows: a kind of automatic screen printer, including rack, the rack
Equipped with the handling equipment for placing tablet, positioning device for tablet to be fixed, for by tablet from loading and unloading
Device is sent to the transmission device of positioning device, for carrying out the printing equipment of silk-screen to tablet, for carrying out Hui Mo to tablet
Return black device, the recyclable device for being collected to residual ink;The handling equipment is set to the side of rack, the biography
The discharge end for sending device to be set to handling equipment, the positioning device are set to transmission device top, the printing equipment with
And the upper end that black device is set to positioning device is gone back to, the recyclable device is set to the lower end of positioning device.
Further, the handling equipment includes lift drive mechanism, loading and unloading grillage and pushing mechanism, the liter
Drop driving mechanism is fixedly connected with rack;The loading and unloading grillage and lift drive mechanism are drivingly connected, the loading and unloading grillage
Equipped with several material carrier platforms;The pushing mechanism includes electric pushrod and fixing piece, the fixing piece and lift drive mechanism
It is fixedly connected, the electric pushrod is flexibly connected with fixing piece.
Further, the material carrier platform is equipped with the magazine for placing tablet, and the inner wall of the magazine is equipped with several
For fixing the groove at tablet both ends, gap is equipped between the groove;The side of the material carrier platform is equipped with elastic pressure bar, described
The other side of material carrier platform is equipped with the fixed baffle matched with elastic pressure bar.
Further, the transmission device includes the first fixed plate, the second fixed plate, adjustable plate and width adjusting driving
Mechanism, first fixed plate and the second fixed plate are fixedly connected with width adjusting driving mechanism, the adjustable plate and width
Degree adjusts driving mechanism and is slidably connected, and the side of first fixed plate and the side of adjustable plate are equipped with for transmitting tablet
Conveyer belt.
Further, the transmission device includes lifting platform, trigger sensor, deceleration sensor and limited block, described
Trigger sensor is set to one end of conveyer belt, and the lifting platform is set between the first fixed plate and adjustable plate, described to subtract
Fast sensor and limited block are all set in one end of lifting platform.
Further, the positioning device includes the first driving mechanism, fixed frame and fixed plate, first driving
Mechanism is fixedly connected with rack, and the fixed frame is slidably connected with the first driving mechanism, and the both ends of the fixed frame are clamped in
The both ends of fixed plate, the fixed plate are equipped with printing screen plate.
Further, the positioning device includes the second driving mechanism, second driving mechanism and the fixed company of fixed frame
It connects, the printing equipment includes the first cylinder, the first clamping jaw and the first scraper plate, and first cylinder and the second driving mechanism are sliding
Dynamic connection, first scraper plate and the first cylinder are flexibly connected by the first clamping jaw.
Further, described time black device includes the second cylinder, the second clamping jaw and the second scraper plate, second cylinder with
Second driving mechanism is slidably connected, and second scraper plate and the second cylinder are flexibly connected by the second clamping jaw.
Further, the recyclable device includes third driving mechanism, third cylinder, container, third scraper plate, funnel with
And returnable, the third driving mechanism are fixedly connected with rack, the third cylinder is vertically arranged with third driving mechanism,
The container is flexibly connected with third cylinder, and the third scraper plate is adjustable to be set in container, the charging of the funnel
Mouth is set to the side of third scraper plate, and the discharge port of the funnel is set to the upper end of returnable.
Beneficial effects of the present invention: the present invention, which can be realized, carries out automatic silk-screen operation to tablet, avoids passing through manpower
Go feeding, brushing, again feeding the step of, reduce cost of labor, improve efficiency;Simultaneously avoid people it is excessive with contain in ink
Solvent contact reduces injury of the ink to human body, has the function that safety in production;By residual ink recyclable device, by printing net
The remaining residual ink of version is cleared up and is recycled, and residual ink is avoided to make the non-uniform situation of silk-screen, improves silk-screen effect.It returns simultaneously
The residual ink of receipts may be reused, and achieve the effect that environmental protection.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is complete machine structure schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of handling equipment of the present invention.
Fig. 3 is the structural schematic diagram of magazine of the present invention.
Fig. 4 is the structural schematic diagram of positioning device of the present invention.
Fig. 5 is the structural schematic diagram of transmission device of the present invention.
Fig. 6 is the structural schematic diagram of printing equipment of the present invention and described time black device.
Fig. 7 is the structural schematic diagram of printing equipment of the present invention.
Fig. 8 is the structural schematic diagram of of the present invention time black device.
Fig. 9 is the structural schematic diagram of recyclable device of the present invention.
Figure 10 is the moving direction schematic diagram of printing equipment of the present invention.
Figure 11 is the moving direction schematic diagram of of the present invention time black device.
Figure 12 is the moving direction schematic diagram of recyclable device of the present invention.
Description of symbols of the Fig. 1 into Figure 12:
1- rack;2- handling equipment;21- lift drive mechanism;22- loading and unloading grillage;221- material carrier platform;222- material
Box;2221- groove;2211- elastic pressure bar;2212- fixed baffle;23- pushing mechanism;231- fixing piece;232- electric pushrod;
3- positioning device;The first driving mechanism of 31-;32- fixed frame;33- fixed plate;34- printing screen plate;The second driving mechanism of 35-;4-
Transmission device;The first fixed plate of 41-;The second fixed plate of 42-;43- adjustable plate;44- width adjusting driving mechanism;45- conveyer belt;
46- lifting platform;47- trigger sensor;48- deceleration sensor;49- limited block;5- printing equipment;The first cylinder of 51-;52-
One clamping jaw;The first scraper plate of 53-;6- returns black device;The second cylinder of 61-;The second clamping jaw of 62-;The second scraper plate of 63-;7- recyclable device;
71- third driving mechanism;72- third cylinder;73- container;74- third scraper plate;75- funnel;76- returnable.
Specific embodiment
The invention will be further described with the following Examples.
A kind of automatic screen printer described in the present embodiment, including rack 1, the rack 1 are equipped with for placing tablet
Blanking device 2, the positioning device 3 for tablet to be fixed, for tablet to be sent to positioning device from handling equipment 2
3 transmission device 4, for carrying out time black device 6 of Hui Mo to tablet, is used for for carrying out the printing equipment 5 of silk-screen to tablet
The recyclable device 7 that residual ink is collected;The handling equipment 2 is set to the side of rack 1, and the transmission device 4 is arranged
In the discharge end of handling equipment 2, the positioning device 3 is set to 4 top of transmission device, the printing equipment 5 and Hui Mo
Device 6 is set to the upper end of positioning device 3, and the recyclable device 7 is set to the lower end of positioning device 3.As shown in Figure 1, work
Process specifically: tablet is neatly placed on handling equipment 2 by those skilled in the art, passes through the lifting of handling equipment 2
Operation, so that tablet is aligned with transmission device 4, and is pushed on transmission device 4 automatically from the discharge end of handling equipment 2.Institute
The triggering starting of transmission device 4 is stated, tablet is transmitted in positioning device 3 by transmission device 4 and positions stopping.Then, the print
Brush device 5 to tablet carry out silk-screen operation, ink can be attached on the chip of tablet in this way, be printed as defined in image or
Person's text.The chip is generally LED chip.Then, described time black device 6 carries out back ink operation to tablet, can incite somebody to action in this way
Ink is more uniform to be printed on chip, and the effect of printing is improved.Then, tablet is sent back up and down by transmission device 4
The discharge end for expecting device 2, finally back into handling equipment 2.Then, as shown in fig. 7, due to the process in silk-screen and Hui Mo
In, the lower end that extra ink penetrates into positioning device from gap is had, the recyclable device 7 is residual to the lower end of positioning device 3
The residual ink stayed is recycled, and the printing effect after influencing is avoided.Meanwhile after being recycled to residual ink, through overtesting gained, institute
State residual ink still may be reused within two to three hours, is conducive to Recycling, has the function that environmental protection;Then, institute
It states handling equipment 2 and moves up a device, so that next tablet is in the discharge end of handling equipment 2, repeat above-mentioned steps.
In the present embodiment, the handling equipment 2 includes lift drive mechanism 21, loading and unloading grillage 22 and pushing mechanism
23, the lift drive mechanism 21 is fixedly connected with rack 1;The loading and unloading grillage 22 connects with the driving of lift drive mechanism 21
It connects, the loading and unloading grillage 22 is equipped with several material carrier platforms 221;The pushing mechanism 23 includes electric pushrod 232 and fixes
Part 231, the fixing piece 231 are fixedly connected with lift drive mechanism 21, and the electric pushrod 232 connects with 231 activity of fixing piece
It connects.As shown in Fig. 2, the material carrier platform 221 is used to place tablet, and specifically, the material carrier platform 221 that the loading and unloading grillage 22 is equipped with
Quantity be 3.Loading and unloading are driven when needs when the tablet of silk-screen is sent to transmission device 4, will pass through lift drive mechanism 21
Grillage 22 realizes vertical motion, so that the tablet in the top to silk-screen placed on first material carrier platform 221 and transmission
Device 4 is aligned, and applies active force to the tablet by electric pushrod 232, so that the tablet is pushed into transmission device 4.Work as silk-screen
The tablet of completion is behind the origin-location that transmission device 4 is pushed back to handling equipment 2, under being driven by lift drive mechanism 21
So that material carrier platform 221 rises a station, so that the next piece of tablet to silk-screen and transmission device 4 that material carrier platform 221 is placed are right
Standard applies active force to the next piece of tablet to silk-screen by electric pushrod 232, so that the next piece of tablet to silk-screen is pushed into
Transmission device 4.When the tablet whole silk-screen on first material carrier platform 221 is completed, then by under the drive of lift drive mechanism 21
So that the tablet to silk-screen in the top placed on second material carrier platform 221 is aligned with transmission device 4, and repeat above-mentioned
Step is until all tablet silk-screens are completed.To realize the high efficiency of silk-screen and reduce cost of labor.The fixing piece 231 is used
In avoiding electric pushrod 232 from shifting in operation, lead to deviation occur.
In the present embodiment, the material carrier platform 221 is equipped with the magazine 222 for placing tablet, and the inner wall of the magazine 222 is equal
Equipped with several for fixing the groove 2221 at tablet both ends, gap is equipped between the groove 2221;The material carrier platform 221
Side is equipped with elastic pressure bar 2211, and the other side of the material carrier platform 221 is equipped with the fixed baffle matched with elastic pressure bar 2211
2212.As shown in Figure 2 and Figure 3, the groove 2221 can be realized muti-piece tablet and be placed on magazine 222 in a manner of being superimposed up and down
On, transmission device 4 can be pushed into for tablet one by one by being conducive to electric pushrod 232.The gap forms tablet and tablet
Between parking space, and place electric pushrod 232 when pusher by muti-piece tablet promote transmission device 4.The bullet
Property baffle and fixed baffle 2212 for being fixedly clamped various sizes of magazine 222 in material carrier platform 221, prevent upper and lower
Fall during flitch frame 22 is mobile, and prevents that magazine 222 is made to shift when 232 pusher of electric pushrod.
In the present embodiment, the transmission device 4 includes the first fixed plate 41, the second fixed plate 42, adjustable plate 43 and width
Degree adjusts driving mechanism 44, and first fixed plate 41 and the second fixed plate 42, which are fixed with width adjusting driving mechanism 44, to be connected
It connects, the adjustable plate 43 is slidably connected with width adjusting driving mechanism 44, the side of first fixed plate 41 and adjustable plate
43 side is equipped with the conveyer belt 45 for transmitting tablet.As shown in figure 5, the adjustable plate 43 is in width adjusting driving mechanism
Under 44 driving effect, so that the spacing between adjustable plate 43 and the first fixed plate 41 changes, be conducive to transmit different rulers
Very little tablet.Second fixed plate 42 is for keeping width adjusting driving mechanism 44 fixed.The adjustable plate 43 and first is fixed
After spacing adjustment between plate 41, when the tablet of silk-screen is pushed into transmission device 4, by conveyer belt 45 by the tablet
It is moved horizontally to positioning device 3.When tablet silk-screen finishes, which is moved horizontally to by handling equipment by conveyer belt 45
2。
In the present embodiment, the transmission device 4 includes lifting platform 46, trigger sensor 47, deceleration sensor 48 and limit
Position block 49, the trigger sensor 47 are set to one end of conveyer belt 45, the lifting platform 46 be set to the first fixed plate 41 with
And between adjustable plate 43, the deceleration sensor 48 and limited block 49 are all set in one end of lifting platform 46.As shown in figure 5,
When the tablet of silk-screen is pushed into conveyer belt 45, the trigger sensor 47 senses the tablet, and triggers conveyer belt 45
Starting, so that the tablet is mobile.When passing through the upper end of deceleration sensor 48 when the tablet of silk-screen, the deceleration sensor 48 is felt
The tablet should be arrived, triggering conveyer belt 45 decelerates to stopping, so that the movement speed of the tablet slows down, and eventually by limited block 49
Tablet is stopped to continue to move to, to stop on lifting platform 46.After tablet silk-screen, the lifting platform 46 completes silk-screen
The tablet tablet push feed back box 222 that drops to conveyer belt 45, and silk-screen is completed by conveyer belt 45.Next piece is waited again
To silk-screen tablet and repeat the above steps.
In the present embodiment, the positioning device 3 includes the first driving mechanism 31, fixed frame 32 and fixed plate 33, described
First driving mechanism 31 is fixedly connected with rack 1, and the fixed frame 32 is slidably connected with the first driving mechanism 31, the fixed frame
32 both ends are clamped in the both ends of fixed plate 33, and the fixed plate 33 is equipped with printing screen plate 34.As shown in Figure 4, Figure 5, when need
When carrying out silk-screen and returning ink operation, the tablet to silk-screen implements vertical motion, while fixed plate by lifting platform 46
33 implement the movement of decline under the drive of the first driving mechanism 31, finally make the printing screen plate 34 and lifting platform 46 right
Standard, so that the lower surface that the tablet to silk-screen is at printing screen plate 34 is close to.The fixed plate 33 and fixed frame 32 are used
In avoiding printing screen plate 34 from shaking in lifting process.
In the present embodiment, the positioning device 3 includes the second driving mechanism 35, second driving mechanism 35 and fixed frame
32 are fixedly connected, and the printing equipment 5 includes the first cylinder 51, the first clamping jaw 52 and the first scraper plate 53, first cylinder
51 are slidably connected with the second driving mechanism 35, and first scraper plate 53 and the first cylinder 51 are connected by 52 activity of the first clamping jaw
It connects.As shown in Figure 6, Figure 7, when the tablet of silk-screen is close to printing screen plate 34, the printing equipment 5 prints tablet
Operation, as shown in Figure 10, the first scraper plate 53 slides under the drive of the second driving mechanism 35 from the left side level of Figure 10 first
The right side of Figure 10 then declines the first scraper plate 53 by the first cylinder 51, so that the first scraper plate 53 and printing screen plate 34
Upper surface fits closely, and then the first scraper plate 53 is sliding from the right direction level of Figure 10 under the drive of the second driving mechanism 35
It moves to the left direction of Figure 10, in the process, the ink on printing screen plate 34 is uniformly brushed to tablet by the first scraper plate 53
On chip, finally, the first scraper plate 53 is risen by the driving of the first cylinder 51, to complete printing operation.First clamping jaw 52
For preventing the first scraper plate 53 unstable during brushing, guarantees the uniform of printing, be also convenient for the first scraper plate 53 of replacement.
In the present embodiment, described time black device 6 includes the second cylinder 61, the second clamping jaw 62 and the second scraper plate 63, described
Second cylinder 61 is slidably connected with the second driving mechanism 35, and second scraper plate 63 and the second cylinder 61 pass through the second clamping jaw 62
It is flexibly connected.As shown in Fig. 6, Fig. 8, after the printing equipment 5 carries out printing operation to tablet, 6 pairs of material of described time black device
Piece carries out back ink operation, and as shown in figure 11, the second scraper plate 63 first is by the driving decline of the second cylinder 61, so that the second scraper plate 63
It is fitted closely with the upper surface of printing screen plate 34, then the second scraper plate 63 is under the drive of the second driving mechanism 35, from Figure 11's
Left direction level slides into the right direction of Figure 11, and returning ink operation can guarantee there are enough ink amounts when printing, reduces printing
Network blocking phenomenon caused by interval, so that trace is full.Finally, the second scraper plate 63 is in the second driving mechanism 35 and the second cylinder
It is resetted under the action of 61, to complete back ink operation.Second clamping jaw 62 is for preventing the second scraper plate 63 in the process of backwash
Middle shakiness guarantees the uniform of printing, is also convenient for the second scraper plate 63 of replacement.
In the present embodiment, the recyclable device 7 includes third driving mechanism 71, and third cylinder 72, container 73, third are scraped
Plate 74, funnel 75 and returnable 76, the third driving mechanism 71 are fixedly connected with rack 1, the third cylinder 72 with
Third driving mechanism 71 is vertically arranged, and the container 73 is flexibly connected with third cylinder 72, and the third scraper plate 74 is adjustable
It is set in container 73, the feed inlet of the funnel 75 is set to the side of third scraper plate 74, the discharge port of the funnel 75
It is set to the upper end of returnable 76.As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 9, when described time black device 6 carries out Hui Mo to tablet
After operation, fixed frame 32 is lifted up by first driving mechanism 31, so that printing screen plate 34 be driven to rise;The liter simultaneously
The tablet of silk-screen is lowered back on conveyer belt 45 by drop platform 46.More than the recyclable device 7 recycles printing screen plate 34 at this time
The operation of ink, as shown in figure 12, the third scraper plate 74 is moved horizontally to printing screen plate under the drive of third driving mechanism 71
34 lower end, the third cylinder 72 drives container 73 to rise, so that third scraper plate 74 and the lower surface of printing screen plate 34 are tight
Closely connected conjunction, then, third scraper plate 74 is under the drive of third driving mechanism 71 from the right direction of Figure 12 toward the left side side of Figure 12
To movement, in the process, the third scraper plate 74 will be blown off in the remaining residual ink of printing screen plate 34, and the residual ink being collected into passes through
Flowing in returnable 76 for funnel 75 is recycled, and by experiment gained, the residual ink can still repeat within 2-3 hour
It uses, residual ink can be recycled in this way, achieve the effect that environmental protection, reduce cost.The side of the container 73 can
To adjust the angle of third scraper plate 74, reach better wiping effect.
In the present embodiment, the lift drive mechanism 21, pushing mechanism 23, the first driving mechanism 31, the second driving mechanism
35, the power source of width adjusting driving mechanism 44 and third driving mechanism 71 be cylinder or motor, principle with it is known
Technology is consistent, and details are not described herein.
The present invention, which can be realized, carries out automatic silk-screen operation to tablet, avoids passing through manpower and removes feeding, brushing, again feeding
The step of, cost of labor is reduced, is improved efficiency;It avoids people is excessive to contact with the solvent contained in ink simultaneously, reduces ink
Injury to human body, has the function that safety in production;By residual ink recyclable device 7, by the remaining residual ink of printing screen plate 34 into
Row cleaning and recycling, avoid residual ink from making the non-uniform situation of silk-screen, improve silk-screen effect.The residual ink of recycling can weigh simultaneously
It is multiple to use, achieve the effect that environmental protection.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the invented technical scheme, without departing from the essence of technical solution of the present invention
And range.