CN208801713U - Paper feeding machine and screen printing apparatus - Google Patents

Abstract

The utility model provides a kind of paper feeding machine and screen printing apparatus, belong to printing equipment field, the separation delivery mechanism including rack, in the rack and for the storing stand of support stock stacking, in the rack and for grabbing sheet in stock stacking and stock being driven to move forward, the adherency dedusting mechanism in the rack and in front of the separation delivery mechanism and the second manipulator for being delivered to the stock for passing through dedusting on printing platform.Paper feeding machine and screen printing apparatus provided by the utility model, adherency dedusting mechanism is delivered to after separation delivery mechanism grabs sheet, stock is delivered at printing platform by the second manipulator after dedusting, high degree of automation, without manually being delivered, work efficiency is high, uses manpower and material resources sparingly.

Description

Paper feeding machine and screen printing apparatus

Technical field

The utility model belongs to printing equipment technology, more specifically, be related to a kind of paper feeding machine and including this to The screen printing apparatus of paper machine.

Background technique

Silk-screen printing, which refers to, uses silk screen as version base, can pass through ink, non-graphic using screen printing forme areas mesh Part mesh cannot be printed through the basic principle of ink, and when printing applies the ink position on screen printing forme with scraper plate Certain pressure, while at the uniform velocity being moved towards the screen printing forme other end, ink is squeezed from the mesh of areas by scraper plate on the move It is pressed on stock.Influence of the dust to high-quality silk-screen printing is very big, currently, some equipment be equipped with can be with the dedusting of binding dust Mechanism, but need that manually stock is delivered on printing platform after dedusting, not only delivery efficiency is low, is also unfavorable for stock and exists Fast and effective positioning on printing platform.

Utility model content

The purpose of this utility model is to provide a kind of paper feeding machines, after solving stock dedusting existing in the prior art It needs to be delivered at printing platform by hand, ineffective technical problem.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of paper feeding machine, comprising: rack is set In in the rack and for the storing stand of support stock stacking, in the rack and for grabbing in stock stacking It takes sheet and drives the separation delivery mechanism of stock forward movement, passed in the rack and positioned at the separation Send the adherency dedusting mechanism in front of mechanism and the second manipulator for being delivered to the stock for passing through dedusting on printing platform.

Further, the adherency dedusting mechanism includes rolling binding dust knot for the viscous back side for taking stock back side attachment Structure and binding dust superstructure is rolled set on the back side and for the viscous front Roller for sticking dust for taking stock front attachment, the back Face rolls binding dust structure and the front Roller for sticking dust is connect with the gantry rotation respectively.

Further, it includes the back side Roller for sticking dust connecting with the gantry rotation that the back side, which rolls binding dust structure,.

Further, it includes at least two supports connecting respectively with the gantry rotation that the back side, which rolls binding dust structure, Roller and back side binding dust band set on at least two support roller peripheries.

Further, in the state that no stock passes through, the back side roll the outer surface of binding dust structure with it is described The appearance face contact of front Roller for sticking dust, the viscosity that the back side rolls binding dust structure are less than the viscosity of the front Roller for sticking dust.

Further, the adherency dedusting mechanism further include be set to above the front Roller for sticking dust and with the gantry rotation The sticky dust cleaning roller of connection, in a free state, the outer surface of the outer surface of the front Roller for sticking dust and the sticky dust cleaning roller Contact, the back side roll the viscosity of the viscosity of binding dust structure, the viscosity of the front Roller for sticking dust and the sticky dust cleaning roller according to Secondary increase.

Further, the paper feeding machine further includes being set between the separation delivery mechanism and the adherency dedusting mechanism Transmit roller mechanism.

Further, the paper feeding machine further includes the inclination pre-locating mechanism in front of the adherency dedusting mechanism, institute Stating inclination pre-locating mechanism includes being pre-positioned platform, set on the pre-determined bit platform front end and retention bead protruding upward, being set to institute State the push plate above pre-determined bit platform and for driving the push plate edge perpendicular to direction in the front-back direction in the pre-determined bit platform platform The side slided on face pushes away driving assembly, and the back edge of the pre-determined bit platform is higher than the front edge of the pre-determined bit platform.

Further, the separation delivery mechanism includes being set to above stock stacking and for moving along the longitudinal direction First manipulator, in front of stock stacking the first air supply tube of upside, be set on first air supply tube and to after-opening First separation air outlet, the second air supply tube above first air supply tube, be set to second air supply tube on and to Second separation air outlet of after-opening and the separated board structure on rear side of first air supply tube and second air supply tube, institute The rear side upper end of separated board structure is stated for the preceding end in contact with stock.

The beneficial effect of paper feeding machine provided by the utility model is: compared with prior art, the utility model paper feeding machine, It is delivered to adherency dedusting mechanism after separation delivery mechanism grabs sheet, passes through the second manipulator after dedusting for printing Object is delivered at printing platform, high degree of automation, and without manually being delivered, work efficiency is high, is used manpower and material resources sparingly.

The utility model also provides a kind of screen printing apparatus, further includes being set to the adherency including above-mentioned paper feeding machine Printing platform on the outside of dedusting mechanism and the printing screen plate mechanism above the printing platform.

The beneficial effect of screen printing apparatus provided by the utility model is: compared with prior art, the utility model Stock is delivered on printing platform after dedusting by the second manipulator by screen printing apparatus in stock, and equipment is whole Body high degree of automation uses manpower and material resources sparingly, and it is quick on printing platform to be conducive to stock without manually being delivered Alignment.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the use state top view for the paper feeding machine that the utility model embodiment one provides；

Fig. 2 is that Fig. 1 adheres to dedusting mechanism and transmission roller mechanism assembling structure bottom view；

Fig. 3 is the assembling structure bottom view of sticky dust cleaning roller and rack in Fig. 1；

Fig. 4 is the bottom view that pre-locating mechanism is tilted in Fig. 1；

Fig. 5 is the inclination pre-locating mechanism overlooking structure diagram that the utility model embodiment two uses；

Fig. 6 is the A-A cross-sectional view of Fig. 5；

Fig. 7 is the structural schematic diagram for the separation delivery mechanism that the utility model embodiment one uses；

Fig. 8 is the portion the B enlarged drawing of Fig. 7；

Fig. 9 is the structural schematic diagram for the separation delivery mechanism that the utility model embodiment two uses；

Figure 10 is the structural schematic diagram of separated board structure in Fig. 9；

Figure 11 is the left view of the first air supply tube and the second air supply tube in Fig. 7；

Figure 12 is the assembling structure side view of the first air supply tube that the utility model embodiment two uses and the second air supply tube；

Figure 13 is static elimination mechanism, adherency dedusting mechanism and the transmission roller mechanism dress that the utility model embodiment three uses Distribution structure schematic diagram；

Figure 14 is the assembling structure schematic diagram of adherency dedusting mechanism and rack that the utility model embodiment four uses.

Wherein, each appended drawing reference in figure:

1- stock stacking；2- rack；3- separates delivery mechanism；The first manipulator of 301-；The first air supply tube of 302-；303- First separation air outlet；The second air supply tube of 304-；305- second separates air outlet；306- separated board structure；3061- separating plate； 3062- nested rack；3063- hook plate；4- adheres to dedusting mechanism；The back side 401- Roller for sticking dust；The front 402- Roller for sticking dust；403- cleaning Roller for sticking dust；404- guide groove；405- support roller；The back side 406- binding dust band；407- gravity swing rod；5- transmits roller mechanism；6- inclination Pre-locating mechanism；601- is pre-positioned platform；602- retention bead；603- push plate；604- driving assembly；605- ultrasonic wave electric eye； 606- senses through-hole；607- signal transmitter unit；608- signal receiving unit；7- printing platform；The second manipulator of 8-；9- electrostatic Eliminating machine

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

Also referring to Fig. 1 and Fig. 2, now paper feeding machine provided by the utility model is illustrated.The paper feeding machine, including Rack 2, is set in rack 2 and in stock stacking 1 storing stand in rack 2 and for support stock stacking Middle crawl sheet simultaneously drives the separation delivery mechanism 3 of stock forward movement, is set in rack 2 and be located at separation delivering Adherency dedusting mechanism 4 in front of mechanism 3 and the second manipulator for being delivered to the stock for passing through dedusting on printing platform 7 8。

Paper feeding machine provided by the utility model compared with prior art grabs sheet in separation delivery mechanism 3 After be delivered to adherency dedusting mechanism 4, stock is delivered at printing platform 7 by the second manipulator 8 after dedusting, automation journey Degree is high, and without manually being delivered, work efficiency is high, uses manpower and material resources sparingly.

As a kind of specific embodiment of screen printing apparatus provided by the utility model, storing stand is automatic lifting storage Expect platform, can be lifted automatically according to the weight that the quantity or stock stacking of stock reduction mitigate, to facilitate separation delivery machine The crawl of structure 3.

Fig. 1 to Fig. 5 is please referred to, as a kind of specific embodiment of screen printing apparatus provided by the utility model, Two manipulators 8 include the second guide rail and grab list along the second sucker perpendicular to the sliding of direction in the front-back direction with the second guide rail Member.

Also referring to Fig. 3 to Fig. 5, as a kind of specific embodiment of paper feeding machine provided by the utility model, adherency Dedusting mechanism 4 includes rolling binding dust structure for the viscous back side for taking stock back side attachment and being set to the back side to roll binding dust structure Top and for the viscous front Roller for sticking dust 402 for taking stock front attachment, the back side rolls binding dust structure and front Roller for sticking dust 402 It is rotatablely connected respectively with rack 2.

Existing silk-screen printing dust removal method is mostly dusted to uppermost one on stock stacking 1, is needed in this way Stock function is pushed down, can be just dusted, part is held down and just removes and do not fall dust；There are also be exactly to remove on printing platform Dirt, printing platform has negative inspiratory pressure not have to binder, but the disadvantage is that occupying printing platform influences print speed printing speed；Above two method is also Have one disadvantage in that it is that stock back side dust does not remove, since the stock needs being completed for printing stack, is stacking thickness When spending big, pressure is very big between stock, and the dust at the upper layer stock back side can penetrate the oil of lower layer's stock front printed patterns Mo Shang, during polychrome printing, this Embedded dust carries out being not easy to be glued when printing next time, causes more than waste product Phenomenon is unfavorable for reducing production cost.Binding dust structure is rolled by the back side and front Roller for sticking dust 402 rolls cooperation, while to list The tow sides of sheet of printing stock carry out adherency dedusting, and for the stock tow sides before guaranteeing printing without dust, structure is simple, It is easy to use, good dedusting effect, and then the quality of printed matter has been effectively ensured.

Do not having also referring to Fig. 3 to Fig. 5 as a kind of specific embodiment of paper feeding machine provided by the utility model In the state of having stock to pass through, the back side rolls the outer surface of binding dust structure and the appearance face contact of front Roller for sticking dust 402, the back side The viscosity for rolling binding dust structure is less than the viscosity of front Roller for sticking dust 402.It should be noted that free state is no stock By when state.

Fig. 1 to Fig. 5 is please referred to, as a kind of specific embodiment of paper feeding machine provided by the utility model, adheres to dedusting Mechanism 4 further includes set on the sticky dust cleaning roller 403 front Roller for sticking dust 402 top and be rotatablely connected with rack 2, in free state Under, the outer surface of front Roller for sticking dust 402 and the appearance face contact of sticky dust cleaning roller 403, the back side roll the viscosity, just of binding dust structure The viscosity of face Roller for sticking dust 402 and the viscosity of sticky dust cleaning roller 403 are sequentially increased.

Specifically, a kind of specific embodiment party also referring to Fig. 3 to Fig. 5, as paper feeding machine provided by the utility model Formula, it includes the back side Roller for sticking dust 401 connecting with 2 gantry rotations that the back side, which rolls binding dust structure,.

Do not having also referring to Fig. 3 to Fig. 5 as a kind of specific embodiment of paper feeding machine provided by the utility model In the state of having stock to pass through, the outer surface of back side Roller for sticking dust 401 and the appearance face contact of front Roller for sticking dust 402, the back side is glued The viscosity of dirt roller 401 is less than the viscosity of front Roller for sticking dust 402.When no stock passes through, powder on back side Roller for sticking dust 401 Dirt gradually adheres on the bigger front Roller for sticking dust 402 of viscosity, and only needing to change or clear up front Roller for sticking dust 402 i.e. can guarantee for a long time Effective adhesiving effect.

Wherein, between the shaft and rack 2 of back side Roller for sticking dust 401 and/or the shaft of front Roller for sticking dust 402 and rack 2 it Between be equipped with elastic floating structure, progress when stock passes through of back side Roller for sticking dust 401 and/or front Roller for sticking dust 402 can be made A degree of floating guarantees that operation is smooth.

Fig. 1 to Fig. 5 is please referred to, as a kind of specific embodiment of paper feeding machine provided by the utility model, adheres to dedusting Mechanism 4 further includes set on the sticky dust cleaning roller 403 front Roller for sticking dust 402 top and be rotatablely connected with rack 2, in free state Under, the outer surface of front Roller for sticking dust 402 and the appearance face contact of sticky dust cleaning roller 403, the viscosity of back side Roller for sticking dust 401, front The viscosity of Roller for sticking dust 402 and the viscosity of sticky dust cleaning roller 403 are sequentially increased.

Wherein, back side Roller for sticking dust 401 can be set as to drive roll (connecting with roll body driving assembly), due to back side Roller for sticking dust The viscosity of 401 viscosity, the viscosity of front Roller for sticking dust 402 and sticky dust cleaning roller 403 is sequentially increased, and is passed through in no stock When, dust gradually adheres on the bigger front Roller for sticking dust 402 of viscosity on back side Roller for sticking dust 401, and on front Roller for sticking dust 402 Dust gradually adhere on the bigger sticky dust cleaning roller 403 of viscosity, only need to change or clear up sticky dust cleaning roller 403 i.e. can guarantee Permanent effective adhesiving effect, moreover it is possible to guarantee the continuity of adherency dedusting.Sticky dust cleaning roller 403 may be configured as removing the cleaning of formula Roller directly removes the dirty dust sticky paper of outer layer, exposes clean dust sticky paper in use for some time；Alternatively, can be with Sticky dust cleaning roller 403 is arranged to the clearer that can be cleaned, such as silica gel Roller for sticking dust, is cleaned in use for some time i.e. It can restore viscosity.Above structure makes the effect for adhering to dedusting relatively reliable, and is more easily cleaned.

Refering to Fig. 6 and Fig. 7, as a kind of specific embodiment of paper feeding machine provided by the utility model, further to mention High dust removing effects, along the longitudinal direction at least provided with two, front Roller for sticking dust 402 is at least set back side Roller for sticking dust 401 along the longitudinal direction There are two, the upside between two neighboring front Roller for sticking dust 402 is equipped with sticky dust cleaning roller 403, can be carried out multiple adherency, dedusting effect Fruit is more preferable.

Specifically, a kind of specific embodiment party also referring to Fig. 3 to Fig. 5, as paper feeding machine provided by the utility model Formula, it includes at least two respectively with the support rollers 405 of the rotation connection of rack 2 and set at least two that the back side, which rolls binding dust structure, Support the back side binding dust band 406 of 405 periphery of roller.In the state that no stock passes through, the outer surface of back side binding dust band 406 with just The appearance face contact of face Roller for sticking dust 402, the outer surface of front Roller for sticking dust 402 and the appearance face contact of sticky dust cleaning roller 403, the back side The viscosity of the viscosity of binding dust band 406, the viscosity of front Roller for sticking dust 402 and sticky dust cleaning roller 403 is sequentially increased.

As a kind of specific embodiment of paper feeding machine provided by the utility model, can overleaf Roller for sticking dust 401 it is outer or A new sticky dust cleaning roller is further added by the outside of back side binding dust band 406, the sticky dust cleaning roller viscosity be greater than back side Roller for sticking dust 401 or Back side binding dust band 406, for cleaning back side Roller for sticking dust 401 or back side binding dust band 406.

A kind of specific embodiment as paper feeding machine provided by the utility model referring to FIG. 1 to FIG. 4, is set in rack 2 There are opening upwards and two guide grooves 404 for accommodating 403 both ends of the shaft of sticky dust cleaning roller, guide groove 404 and sticky dust cleaning The shaft of roller 403 is rotatably assorted.When assembling, sticky dust cleaning roller 403 falls on front Roller for sticking dust 402 under the effect of gravity On, facilitate and picks and places sticky dust cleaning roller 403.

A kind of specific embodiment as paper feeding machine provided by the utility model referring to FIG. 1 to FIG. 4, rack 2 with again The upper end of power swing rod 407 is hinged, and the lower end of gravity swing rod 407 rotates and is detachably connected with the shaft of sticky dust cleaning roller 403.? When assembling, sticky dust cleaning roller 403 is fallen under the effect of gravity on front Roller for sticking dust 402, sticky dust cleaning roller convenient for loading and unloading 403。

Refering to fig. 12, as a kind of specific embodiment of paper feeding machine provided by the utility model, in separation delivery mechanism 3 And second be additionally provided with static elimination mechanism 9 between manipulator 8.Static elimination mechanism 9 is high-pressure electrostatic arrester, is equipped with channel, Static elimination can be carried out to the front and back of stock after stock is by channel, can make to adhere to 4 dedusting of dedusting mechanism Effect is more thorough, and the phenomenon that can also prevent Electrostatic Absorption.

Referring to Fig. 5, a kind of specific embodiment as paper feeding machine provided by the utility model, exists to improve stock Transmission efficiency between separation delivery mechanism 3 and adherency dedusting mechanism 4, paper feeding machine further include being set to separation delivery mechanism 3 and gluing Transmission roller mechanism 5 between attached dedusting mechanism 4.

Specifically, refering to fig. 12, it is whole to improve as a kind of specific embodiment of paper feeding machine provided by the utility model The fluency of running body, static elimination mechanism 9 can be set between transmission roller mechanism 5 and separation delivery mechanism 3.

Refering to Fig. 6 and Fig. 7, as a kind of specific embodiment of paper feeding machine provided by the utility model, to simplify transmission The structure of roller mechanism 5, transmission roller mechanism 5 include transfer roller 501 and the pinch roller 502 above transfer roller 502.

Fig. 1 to Fig. 5 is please referred to, as a kind of specific embodiment of paper feeding machine provided by the utility model, 502 edge of pinch roller Transfer roller 501 is axial to be at least symmetrically arranged with two.

A kind of specific embodiment as paper feeding machine provided by the utility model referring to FIG. 1 to FIG. 4, paper feeding machine is also Inclination pre-locating mechanism 6 including being set to 4 front of adherency dedusting mechanism, inclination pre-locating mechanism 6 include pre-determined bit platform 601, set In pre-determined bit 601 front end of platform and retention bead 602 protruding upward, the push plate 603 above pre-determined bit platform 601 and for driving Dynamic push plate 603 pushes away driving assembly 604 along the side slided on pre-determined bit 601 table top of platform perpendicular to direction in the front-back direction, makes a reservation for The back edge of position platform 601 is higher than the front edge of pre-determined bit platform 601.

After separation delivery mechanism 3 grabs sheet, first it is placed on pre-determined bit platform 601, due to being pre-positioned platform 601 table top tilts forward and back setting, and under the effect of gravity, the front edge of stock is abutted with 602 trailing flank of retention bead, real Now positioning in the longitudinal direction, then, side push away driving assembly 604 and push plate 603 are driven to push stock to side, until printing Object reaches perpendicular to the predeterminated position on front-rear direction.Pre-locating mechanism is tilted by setting, is realized in pre-determined bit platform 601 On accurate pre-determined bit advantageously reduce when stock is further diverted on printing platform 7 in printing platform 7 On positioning difficulty, and then can simplify the structure of printing platform 7, shorten positioning time of the stock on printing platform 7, mention High printing efficiency.

As a kind of specific embodiment of paper feeding machine provided by the utility model, it is cylinder, liquid that side, which pushes away driving assembly 604, Cylinder pressure or flexible electric putter.

Also referring to Fig. 1 to Fig. 4, as a kind of specific embodiment of paper feeding machine provided by the utility model, in order to The degree of automation of paper feeding machine is improved, inclination pre-locating mechanism 6 further includes set on 601 outside of pre-determined bit platform and predetermined for incuding The supplied materials inductive component for whether thering is stock and stock whether to re-open on the platform 601 of position.By supplied materials inductive component sensing whether Have whether stock and stock are re-opened, to prevent ink from dripping to whether inking makes accurate judgement on subsequent silk-screen plate It falls on printing platform or on the stock printed.

Fig. 1 and Fig. 2 is please referred to, as a kind of specific embodiment of paper feeding machine provided by the utility model, supplied materials induction Component includes the ultrasonic wave electric eye 605 above pre-determined bit platform.Ultrasonic wave electric eye 605 can accurately detect transparent material detection, Improve the accuracy of sensing.

Refering to Fig. 3 and Fig. 4, as a kind of specific embodiment of paper feeding machine provided by the utility model, supplied materials sense group Part includes optoelectronic switch, and pre-determined bit platform 601 is equipped with sensing through-hole 606, optoelectronic switch include be set to pre-determined bit platform 601 top and And sense the corresponding signal transmitter unit 607 of through-hole 606 and it is set to 601 lower section of pre-determined bit platform and corresponding with sensing through-hole 606 Signal receiving unit 608.Optoelectronic switch install convenient, use cost is low, when stock is covered on sensing 606 top of through-hole It waits, the signal path between energy disabling signal transmitting unit 607 and signal receiving unit 608, and then can pass out different Signal.

Referring to Fig. 5, a kind of specific embodiment as paper feeding machine provided by the utility model, separates delivery mechanism 3 Before being set to the first manipulator 301 above stock stacking 1 and for moving along the longitudinal direction, being set to stock stacking 1 First air supply tube 302 of side upside is set on the first air supply tube 302 and aft-opening first separation air outlet 303, is set to the Second air supply tube 304 of the top of one air supply tube 302 is set on the second air supply tube 304 and aft-opening second separation air outlet 305 and set on the first air supply tube 302 and the rear side of the second air supply tube 304 separated board structure 306, the rear side of separated board structure 306 Upper end is for the preceding end in contact with stock.Wherein, the first manipulator 301 can be the suctorial double rod cylinders of tool, can also To be other more complicated robot manipulator structures, crawl can be completed.

The air quantity that first air supply tube 302 is blown out through the first separation air outlet 303 is greater than the second air supply tube 304 through the second separation The air quantity that air outlet 305 is blown out, when separating stock, the first separation air outlet 303 is first by multiple stackings on upper layer Stock is blown afloat upwards, and the first manipulator 301 grabs the stock of top layer, while the wind that the second separation air outlet 305 is blown out Separate the stock of top layer thoroughly with stock stacking 1, separating effect is reliable, effectively avoids between stock because electrostatic is inhaled The phenomenon that being attached to together generation.Wherein, the wind that the first separation air outlet 303 and the second separation air outlet 305 are sent is ion wind, The ion blower dried to stock stacking 1 can also in addition be increased above stock stacking 1.

Referring to Fig. 5, a kind of specific embodiment as paper feeding machine provided by the utility model, separated board structure 306 Nested rack 3062 including separating plate 3061 and for being set in 304 periphery of the second air supply tube.Separating plate 3061 is arc panel, Upper end tilts backwards, and lower end is connect with nested rack 3062.Can also the upper end of the separating plate 3061 of arc be arranged to point Hook plate 3063 from 3061 rear side inclined downward of plate, to enhance separating effect.

Referring to Fig. 10, a kind of specific embodiment as paper feeding machine provided by the utility model, the first separation air-supply Mouthfuls 303 along the first air supply tube 302 the multiple groups that are axially arranged with, every group of multiple first separation for respectively including being arranged along the vertical direction send Air port 303, for the second separation air outlet 305 along the multiple groups that are axially arranged with of the second air supply tube 304, every group respectively includes one second point From air outlet 305.

Figure 11 is please referred to, as a kind of specific embodiment of paper feeding machine provided by the utility model, to increase blowing face Product, along the multiple groups that are axially arranged with of the first air supply tube 302, every group respectively includes along with up and down direction being in the first separation air outlet 303 Multiple first separation air outlets 303 of the direction setting of angle setting, the second separation air outlet 305 is along the second air supply tube 304 It is axially arranged with multiple groups, every group respectively includes one second separation air outlet 305.

Referring to Fig. 1, a kind of specific embodiment as paper feeding machine provided by the utility model, the first manipulator 301 Including the first guide rail and the first sucker picking unit slided along the longitudinal direction with the first guide rail.

Referring to Fig. 1, the utility model also provides a kind of screen printing apparatus, the screen printing apparatus includes above-mentioned Paper feeding machine further includes the printing platform 7 set on 4 outside of adherency dedusting mechanism and the printing screen plate machine above printing platform 7 Structure.

Screen printing apparatus provided by the utility model passes through the second manipulator for stock in stock after dedusting It is delivered on printing platform, equipment integrated automation degree is high, without manually being delivered, uses manpower and material resources sparingly, and be conducive to Rapid alignment of the stock on printing platform.

The touch screen for being additionally provided with programmable logic controller (PLC) (PLC) on screen printing apparatus and being electrically connected with PLC, passes through touching Control touch screen, can to PLC input preset instructions, so as to make PLC according to different scenes call different instruction, PLC respectively with supplied materials Inductive component, side push away driving assembly 604, the first manipulator 301, transmission roller mechanism 5, adherency dedusting mechanism 4, the second manipulator 8, Printing platform 6 and the electrical connection of printing screen plate mechanism, PLC control individual of the first manipulator 301 crawl 1 top layer of stock stacking Stock then sends stock to adherency dedusting mechanism 4 by transmission roller mechanism 5 and carries out adherency dust removal operation, then falls Enter onto pre-determined bit platform 601.

1) when supplied materials inductive component, which senses, has stock on pre-determined bit platform 601, signal, PLC control are sent to PLC Side processed pushes away driving assembly 604 and carries out lateral positioning, and controls the second manipulator 8 then crawl stock, can control simultaneously Printing screen plate mechanism carries out cover ink on silk-screen plate, to improve print speed printing speed；

2) when supplied materials inductive component, which senses, does not have stock on pre-determined bit platform 601, it will not send and believe to PLC Number, PLC will not push away driving assembly 604 to side and send the order for carrying out lateral register, will not send crawl to the second manipulator 8 and hold The order of object is printed, the order for carrying out cover ink on silk-screen plate will not be sent to printing screen plate mechanism, this is mainly due to some streams The good ink of dropping down property Yi Dan shut down ink just on water clock to printing platform, cause normally to print, not covering ink can be to prevent The only water clock of silk-screen plate curing ink can be again started up at once machine after having material on determining pre-determined bit platform 601 and be printed；

3) it when supplied materials inductive component, which senses stock, re-opens phenomenon generation, will not be sent out to the second manipulator 8 The order of crawl stock is sent, the order for carrying out cover ink on silk-screen plate will not be sent to printing screen plate mechanism, paper feeding machine will be temporary It stops transport and goes, while sending alarm, operator needs to take out the stock of overlapping in time.

It should be noted that when ink viscosity is high, and will not water clock when, silk will not be sent to printing screen plate mechanism above-mentioned On halftone under conditions of the order of progress cover ink (cover ink when touch screen selection is shut down), it also can choose and cover oil on silk-screen plate Ink.

After being completed for printing, stock is pressed from both sides out by reclaimer robot again to be put on band conveyer belt, or self weight is slipped on conveyer belt, Dryer is sent to by conveyer belt, has paper collecting machine to pack up after drying, wait subsequent printings or turns next procedure.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. paper feeding machine, it is characterised in that: including rack, in the rack and for support stock stacking storing stand, In the rack and for grabbing sheet in stock stacking and the separation of stock forward movement being driven to pass Send mechanism, in the rack and positioned at the adherency dedusting mechanism separated in front of delivery mechanism and for dedusting will to be passed through Stock be delivered to the second manipulator on printing platform.

2. paper feeding machine as described in claim 1, it is characterised in that: the adherency dedusting mechanism includes taking stock to carry on the back for viscous The back side of face attachment rolls binding dust structure and rolls binding dust superstructure set on the back side and take stock positive for viscous The front Roller for sticking dust of attachment, the back side roll binding dust structure and the front Roller for sticking dust and connect respectively with the gantry rotation It connects.

3. paper feeding machine as claimed in claim 2, it is characterised in that: it includes turning with the rack that the back side, which rolls binding dust structure, The back side Roller for sticking dust of dynamic connection.

4. paper feeding machine as claimed in claim 2, it is characterised in that: it includes at least two difference that the back side, which rolls binding dust structure, The support roller being connect with the gantry rotation and the back side binding dust band set on at least two support roller peripheries.

5. paper feeding machine as claimed in claim 2, it is characterised in that: in the state that no stock passes through, the back side rolling The outer surface of dynamic binding dust structure and the appearance face contact of the front Roller for sticking dust, the viscosity that the back side rolls binding dust structure are less than The viscosity of the front Roller for sticking dust.

6. paper feeding machine as claimed in claim 4, it is characterised in that: the adherency dedusting mechanism further includes being set to the front to glue The sticky dust cleaning roller connecting above dirt roller and with the gantry rotation, in a free state, the outer surface of the front Roller for sticking dust With the appearance face contact of the sticky dust cleaning roller, the back side rolls viscosity, the viscosity of the front Roller for sticking dust of binding dust structure And the viscosity of the sticky dust cleaning roller is sequentially increased.

7. paper feeding machine as described in claim 1, it is characterised in that: the paper feeding machine further includes being set to the separation delivery mechanism Transmission roller mechanism between the adherency dedusting mechanism.

8. paper feeding machine as described in claim 1, it is characterised in that: the paper feeding machine further includes being set to the adherency dedusting mechanism The inclination pre-locating mechanism in front, the inclination pre-locating mechanism include pre-determined bit platform, be set to the pre-determined bit platform front end and to The retention bead that protrudes above, the push plate above the pre-determined bit platform and for driving the push plate along perpendicular to front-rear direction Direction the side slided push away driving assembly on the pre-determined bit platform table top, the back edge of the pre-determined bit platform is higher than described pre- The front edge of positioning table.

9. paper feeding machine as described in claim 1, it is characterised in that: the separation delivery mechanism includes being set on stock stacking Side and the first manipulator for moving along the longitudinal direction, in front of stock stacking the first air supply tube of upside, be set to institute State on the first air supply tube and aft-opening first separation air outlet, the second air supply tube above first air supply tube, On second air supply tube and aft-opening second separates air outlet and is set to first air supply tube and described second Separated board structure on rear side of air supply tube, the rear side upper end of the separated board structure is for the preceding end in contact with stock.

10. screen printing apparatus, it is characterised in that: including the paper feeding machine as described in any one of claim 1-9, further include Printing platform on the outside of the adherency dedusting mechanism and the printing screen plate mechanism above the printing platform.