CN112937086B

CN112937086B - High-efficient paper printing equipment

Info

Publication number: CN112937086B
Application number: CN202110202969.7A
Authority: CN
Inventors: 刘佳鑫
Original assignee: Zhuhai Xinshidai Technology Co ltd
Current assignee: Zhuhai Xinshidai Technology Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2023-04-28
Anticipated expiration: 2041-02-23
Also published as: CN112937086A

Abstract

The invention discloses high-efficiency paper printing equipment which comprises a base, an air cylinder rod arranged on the base and a screen printing device arranged on the air cylinder rod, wherein the air cylinder rod is arranged on the base; the screen printing device comprises a moving block arranged on the cylinder rod, a first connecting block arranged on the moving block, a first arc-shaped block arranged above the first connecting block, a second connecting block arranged on the first arc-shaped block, a connecting sheet arranged on the second connecting block, an arc-shaped screen plate arranged below the connecting sheet, a screen mesh arranged in the arc-shaped screen plate, screws used for fixing the arc-shaped screen plate on the connecting sheet, an ink scraping structure arranged on the arc-shaped screen plate, drying structures arranged on two sides of the first connecting block and a boosting structure arranged on the first connecting block; according to the invention, the screen plate is arranged in the form of the cambered surface, so that the printing ink is always at the lowest point of the cambered screen plate during movement, and is always at the contact point of the silk screen and the material, and a good printing effect is ensured.

Description

High-efficient paper printing equipment

Technical Field

The invention belongs to the technical field of paper printing, and particularly relates to high-efficiency paper printing equipment.

Background

In the daily screen printing process, the contact between the plates is usually adopted, the ink is adhered to the paper through the ink scraping plate, the ink is pushed completely through the ink scraping knife in the printing process, uneven ink distribution easily occurs in the pushing process, or the ink is contacted with the paper for a long time so as to be infiltrated down, the printing quality is influenced, meanwhile, the drying step can only be carried out after the complete printing, the operation time is long, if the paper is taken up too early, the ink dripping condition possibly occurs, and the quality is influenced.

Disclosure of Invention

The invention provides high-efficiency paper printing equipment for overcoming the defects in the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme: a kind of high-efficient paper printing equipment, including the base, cylinder pole, screen printing device on said cylinder pole on the said base; the screen printing device comprises a moving block arranged on the cylinder rod, a first connecting block arranged on the moving block, a first arc-shaped block arranged above the first connecting block, a second connecting block arranged on the first arc-shaped block, a connecting sheet arranged on the second connecting block, an arc-shaped screen plate arranged below the connecting sheet, a screen mesh arranged in the arc-shaped screen plate, screws for fixing the arc-shaped screen plate on the connecting sheet, an ink scraping structure arranged on the arc-shaped screen plate, drying structures arranged on two sides of the first connecting block and a power assisting structure arranged on the first connecting block; a curved combined frame is formed between the first arc-shaped block and the second connecting block, the arc-shaped screen plate is matched with the shape of the combined frame and is in the shape of an arc surface, a planar frame is formed between the moving block and the first connecting block, the first arc-shaped block can roll on the first connecting block in a similar movement form to that of a roller rolling on a plane, in the rolling process, the first arc-shaped block and the first connecting block are in contact with each other with a small distance, so that the contact between a screen and paper materials is controlled to be only one long-strip-shaped area, the screen is extruded by the ink scraping structure in the area, so that the pattern on the screen is printed on paper, the first arc-shaped block is driven to roll on the first connecting block continuously along with the continuous movement of the ink scraping structure, the paper is printed in the rolling process, the contact point between the first arc-shaped block and the first connecting block is the contact point between the paper and the silk screen, namely the printing point, two corresponding points on the first arc-shaped block and the first connecting block are taken as an example, in the printing process, the two points are firstly close to each other until being contacted with each other, the contact is printing, the two points are separated from each other again in the continuous moving process of the ink scraping structure, at the moment, the pattern is printed on the paper, the printing step of the part is completed, when the first arc-shaped block rolls to the tail end of the first connecting block, namely the printing process is completed, the ink scraping structure moves from one end to the other end, namely the paper can be printed back and forth once, the printing effect of the paper is better, the common plate-to-plate bonding mode is replaced by the rolling mode, because the silk screen is arranged as the cambered surface, the contact point of the paper and the silk screen is the lowest point of the silk screen, if the used dye with strong fluidity is used, the dye is gathered at the lowest point due to gravity at the moment, namely the printing part, and even if the quantity of the dye is small at the moment, a good printing effect can be achieved, the dye can be utilized more effectively and thoroughly, so that the printing quality is ensured, and meanwhile, the printing efficiency is accelerated.

The ink scraping structure comprises a first block body arranged on two sides of the first connecting block, an ink scraping block arranged on the first block body, a first extrusion wheel arranged below the first connecting block, a first cavity arranged in the ink scraping block, a toothed bar penetrating through the first cavity, a second cavity arranged above the first arc-shaped block, a friction wheel sleeved on the toothed bar, a third cavity arranged above the first cavity, a center rod arranged in the third cavity, levers arranged on two sides of the center rod, first convex teeth arranged below the center rod and matched with the toothed bar, a first groove arranged on two sides of the ink scraping block, an ink scraping knife capable of moving back and forth in the first groove, an anti-vibration structure for reducing vibration of the ink scraping knife, an adjusting structure for adjusting the position of the first extrusion wheel, and an ink adding structure arranged on the second connecting block; the friction wheel is contacted with the upper surface of the first arc-shaped block; through the cooperation between first extrusion wheel and the friction pulley to make and scrape between ink stick to first arc piece and the first linkage piece and extrude, make it contact, when the ink stick moves, the friction pulley is contacted with the upper surface of first arc piece this moment, thereby make the friction pulley rotate, the rotation of friction pulley will drive the rack bar that cooperatees with it and rotate, cooperation between the rack bar will pass through and first lobe, thereby drive the center pole and rotate, thereby drive the lever and rotate with the axle center of center pole as the centre of a circle, owing to first lobe is the lack gear, after the rack bar drives the center pole and rotates to a certain extent, the rack bar will with the lack tooth part of contact center pole, thereby unable continue to rotate, thereby make the lever drive the doctor blade of both sides exchange, the doctor blade decline that keeps away from the direction of motion contacts with the silk screen, and the doctor blade of the other end will upwards lift, because for the arc, the ink is piled up between two doctor blades, thereby when the doctor blade descends, the ink will be in the direction of movement side completely, thereby the ink has remained at the doctor blade and has been produced the excessive in the ink that the process of ink is produced, thereby the quality of printing can be guaranteed to the final printing has been printed.

The shock-resistant structure comprises an embedding opening arranged on the doctor blade, a first sliding block capable of moving back and forth in the embedding opening, a first elastic piece arranged in the embedding opening and used for resetting the first sliding block, a limit needle arranged at the top of the first groove, a limit opening arranged in the doctor blade, a fourth cavity arranged at the top of the third cavity, a second sliding block capable of moving back and forth in the fourth cavity, a second elastic piece arranged in the fourth cavity and used for resetting the second sliding block, a clamping block arranged on the second sliding block, a clamping interface arranged on the central rod and a stop plane arranged in the clamping interface, when the toothed rod is separated from the contact of the first convex tooth, the central rod does not rotate any more, but because the doctor blade at two sides has a certain gravity, the central rod rotates slightly reversely and is driven by the toothed rod to reset again, in the process, the doctor blade has a certain vibration due to the repeated slight rotation of the center rod, the final distance between the doctor blade and the lower blade is stabilized by arranging the limiting needle and the limiting opening on the doctor blade for limiting the final distance between the doctor blade and the lower blade, so that the doctor blade can not cause excessive damage to a silk screen, the first sliding block and the first elastic piece are arranged in the limiting opening of the doctor blade, the first sliding block is rotatably connected with the lever, when the doctor blade is positioned at the final distance between the lower blade, the first elastic piece is in an extrusion state, and under the cooperation between the limiting nail and the limiting opening, the doctor blade is kept at the final position of the lower blade, when the lever shakes, the first sliding block is driven to move back and forth in the embedding opening, but because the first elastic piece is always in a compression state, the doctor blade is always provided with downward extrusion force, thereby play the fixed action to the doctor blade to guaranteed the stability of doctor blade, thereby guaranteed the stability of equipment, simultaneously after the center pole rotates to certain position, the second slider outwards pops out, and makes joint piece joint in the joint mouth, thereby forms the fixed of certain degree to the center pole, will effectively guarantee the stability of doctor blade that is in operating condition through the setting of this structure, thereby guaranteed the effect of printing.

The adjusting structure comprises a first arc-shaped groove arranged on the first block, a second arc-shaped groove arranged on the first arc-shaped groove, a second convex tooth arranged on the side wall of the second arc-shaped groove, a rotating rod capable of moving back and forth in the first arc-shaped groove, a third convex tooth arranged on the rotating rod and matched with the second convex tooth, a first gear arranged at one end of the rotating rod, a second gear arranged above the first arc-shaped groove and matched with the first gear, a first motor for driving the second gear to rotate, and a fixing structure for fixing the rotating rod; the first extrusion wheel is sleeved on the other end of the rotating rod; the rotation of the first motor drives the second gear to rotate, the rotation of the second gear drives the first gear to rotate, so that the rotating rod fixed with the first gear inside synchronously rotates, the rotating rod moves in the first arc-shaped groove through the cooperation between the third convex tooth and the second convex tooth, the second convex tooth and the third convex tooth are not meshed any more until the rotating rod moves to one side of the first arc-shaped groove, the extrusion wheel is attached to the bottom of the first connecting block at the moment, and the contact point between the doctor blade and the silk screen, the friction wheel and the extrusion wheel are positioned on the same straight line, so that the doctor blade can stably contact the lowest point of the arc-shaped silk screen, better ink scraping is performed, extrusion to the silk screen is reduced, and printing quality is guaranteed.

The fixing structure comprises a first telescopic block arranged at the bottom of the first arc-shaped groove, a first extrusion inclined plane arranged on the first telescopic block, a pushing groove arranged at the bottom of the first arc-shaped groove and a plurality of second telescopic blocks arranged on the central rod; the pushing groove comprises an inclined surface and a stop surface; when the bull stick moves to the one end of first arc wall, because gravity bull stick will have constantly to draw close towards the position of first arc wall bottom, through the setting of first flexible piece, thereby make the bull stick get into first arc wall one end, pass first flexible piece, and receive the fixed of first flexible piece, avoid the contact between second dogtooth and the third dogtooth, thereby guaranteed the stability of first extrusion wheel, in this process second flexible piece will outwards pop out in pushing away the recess, and retract again under the effect of inclined plane, thereby can not cause the influence to the bull stick, when the ink scraping piece returns, the bull stick will reverse rotation, the second flexible piece outwards is ejecting this moment, will contact with the holding surface, the continuation rotation of bull stick this moment, will pass through the mutual extrusion between second flexible piece and the holding surface, thereby promote the bull stick to remove towards the other end of first arc wall, then through first flexible piece and make second dogtooth and third dogtooth contact each other, the other is fixed at the other end of first arc wall, the stability of printing equipment has been guaranteed through the setting of this structure.

A fourth convex tooth is arranged below the first arc-shaped block; a fifth convex tooth corresponding to the fourth convex tooth is arranged above the first connecting block; through the setting that has set up this structure, guaranteed only can roll between first arc piece and the first linkage piece and moved, avoided carrying out sliding motion each other between the two to the printing that leads to is unusual, produces the condition emergence of mar, thereby has avoided the impression to the print quality, thereby has guaranteed the stability of equipment, and guaranteed the final quality of printing.

The drying structure comprises a fifth cavity arranged in the first connecting block, an electric heating wire arranged in the fifth cavity, a through groove arranged on the side wall of the fifth cavity, a blower arranged on one side of the base, an air pipe used for connecting the blower with the fifth cavity and an extrusion piece arranged below the first connecting block and used for fixing, wherein the blower is used for filling hot air into the fifth cavity and heating the electric heating wire in the fifth cavity, so that air is heated, and then the hot air is blown to paper through the through groove, thereby playing a role of drying.

The power assisting structure comprises arc-shaped tracks arranged on two sides of the first connecting block, a first sliding groove arranged in the arc-shaped tracks, a third sliding block arranged on two sides of the second connecting block and capable of moving back and forth in the first sliding groove, an air bag arranged in the first sliding groove and used for pushing the third sliding block, a second block arranged on the first connecting block, an air cavity arranged in the second block, an air channel used for communicating the air cavity and the air bag, a sealing film arranged in the air cavity, a second sliding groove arranged on the side wall of the air cavity, a fourth sliding block capable of moving back and forth in the second sliding groove, a clamping block arranged on one side of the fourth sliding block and a wheel body arranged on the other side of the fourth sliding block; the clamping block is clamped on the first block body; rotatable coupling between grip block and the fourth slider is through the mode of grip block centre gripping on first block to make the removal of first block will drive the fourth slider and remove, thereby the wheel body on the fourth slider will extrude sealed film, thereby make the gas in the sealed film flow, the wheel body will extrude the air in the sealed film of advancing direction, thereby make its inside air get into in the gasbag that corresponds, thereby make the gasbag promote the third slider and remove, thereby have played good auxiliary lifting effect to the perk end of first arc piece, and the sealed film of opposite side will receive the gas in the corresponding gasbag, thereby make the gasbag reduce the support to this side third slider, thereby reduce the pressure of the first extrusion wheel of forehead, equipment wear has been reduced, equipment life has been prolonged.

The ink adding structure comprises a shell arranged on the first connecting block, a material cavity arranged in the shell, a piston sheet capable of moving back and forth in the material cavity, a piston rod arranged on the piston sheet, a first material pipe arranged on the shell, an ink box arranged on the moving block, a second material pipe used for connecting the ink box and the material cavity, a one-way valve arranged in the first material pipe and the second material pipe, and a third elastic piece arranged in the material cavity and used for resetting the piston sheet; when the first block moves to one end, the piston rod of this side will be extruded to make the piston piece of inside remove, thereby with the ink follow material intracavity, push into first material intraductal, because the setting of check valve, the ink will not get into in the second material pipe, when first block leaves, the ink in the ink horn will get into the material intracavity through the second material pipe this moment, accomplish the replenishment, the ink that gets into in the first material pipe will get into the silk screen top and supply, the cost of labor that the manual work added the ink has effectively been reduced through the setting of this structure, thereby effectively improved production efficiency, the printing quality has been guaranteed.

According to the invention, the screen plate is arranged in the form of the cambered surface, so that the printing ink is always at the lowest point of the cambered screen plate during movement, and is always at the contact point of the silk screen and the material, and a good printing effect is ensured.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a right side view of the present invention.

Fig. 3 is a schematic perspective cross-sectional view of fig. 2 taken along line A-A.

Fig. 4 is an enlarged schematic view at a in fig. 3.

Fig. 5 is an enlarged partial schematic view of fig. 4.

Fig. 6 is an enlarged schematic view at B in fig. 3.

Fig. 7 is a schematic perspective sectional view taken along line B-B of fig. 2.

Fig. 8 is an enlarged schematic view at C in fig. 7.

Fig. 9 is an enlarged schematic view at D in fig. 7.

Fig. 10 is a schematic plan sectional view of fig. 2 taken along line C-C.

Fig. 11 is an enlarged partial schematic view of fig. 10.

Fig. 12 is a schematic perspective sectional view taken along line C-C of fig. 2.

Fig. 13 is an enlarged partial schematic view of fig. 12.

Fig. 14 is a schematic plan sectional view of fig. 2 taken along line D-D.

Fig. 15 is an enlarged partial schematic view of fig. 14.

Fig. 16 is a front view of the present invention.

Fig. 17 is a schematic perspective cross-sectional view of fig. 16 taken along line E-E.

Fig. 18 is an enlarged schematic view at E in fig. 17.

Fig. 19 is an enlarged schematic view at F in fig. 17.

Detailed Description

As shown in fig. 1 to 19, a high-efficiency paper printing apparatus comprises a base 1, a cylinder rod 11, and a screen printing device 2; the screen printing device 2 is arranged on the cylinder rod 11 and is arranged on the base 1; the screen printing device 2 comprises a moving block 21, a first connecting block 22, a first arc-shaped block 23, a second connecting block 24, a connecting sheet 25, an arc-shaped screen 26, a screen 27, screws 28, an ink scraping structure 3, a drying structure 4 and an assisting structure 5; the moving block 21 is arranged on the cylinder rod 11, the first connecting block 22 is arranged on the moving block 21, the first arc-shaped block 23 is arranged above the first connecting block 22, the second connecting block 24 is arranged on the first arc-shaped block 23, the connecting sheet 25 is arranged on the second connecting block 24, the arc-shaped screen 26 is arranged below the connecting sheet 25, the wire mesh 27 is arranged in the arc-shaped screen 26, the wire mesh 27 is not repeated in the prior art, the screw 28 is used for fixing the arc-shaped screen 26 on the connecting sheet 25, the ink scraping structure 3 is arranged on the arc-shaped screen 26, the drying structure 4 is arranged on two sides of the first connecting block 22, and the power assisting structure 5 is arranged on the first connecting block 22; the curved combined frame is formed between the first arc-shaped block 23 and the second connecting block 24, the arc-shaped screen 26 is matched with the shape of the combined frame, the arc-shaped screen 26 is in the same shape as an arc, a plane frame is formed between the moving block 21 and the first connecting block 22, the first arc-shaped block 23 can roll on the first connecting block 22 in a similar movement form to that of a roller rolling on a plane, during rolling, the first arc-shaped block 23 and the first connecting block 22 have a small distance to contact each other, so that the contact between the screen 27 and paper materials is controlled to be only a strip-shaped area, the screen 27 is extruded by the ink scraping structure 3 in the area, the pattern on the screen 27 is printed on paper, and the first arc-shaped block 23 is driven to roll on the first connecting block 22 along with the continuous movement of the ink scraping structure 3, printing paper in the rolling process, wherein the contact point between the first arc-shaped block 23 and the first connecting block 22 is the contact point between the paper and the silk screen 27, namely the printing point, and the two corresponding points on the first arc-shaped block 23 and the first connecting block 22 are taken as examples, wherein in the printing process, the two points are firstly close to each other until contacting each other, namely printing, the two points are separated from each other again in the continuous moving process of the ink scraping structure 3, the pattern is printed on the paper at the moment, the printing step of the part is completed, when the first arc-shaped block 23 is rolled to the tail end of the first connecting block 22, namely the printing process is completed, the ink scraping structure 3 can move from one end to the other end, namely the printing can be performed on the paper back and forth once, so that the printing effect of the paper is better, through the arrangement of the structure, the rolling form replaces the common bonding form between plates, because the silk screen 27 is set to the cambered surface, the contact point of paper and silk screen 27 is the minimum point of silk screen 27, if the mobility that uses is stronger dyestuff, thereby the dyestuff will gather at the minimum point because of gravity this moment, be printing portion, even the quantity of dyestuff is less also can play good printing effect this moment, and the utilization to the dyestuff is more effective thorough to guaranteed the quality of printing, accelerated printing efficiency simultaneously.

The ink scraping structure 3 comprises a first block 31, an ink scraping block 32, a first extrusion wheel 33, a first cavity 34, a toothed bar 35, a second cavity 36, a friction wheel 37, a third cavity 38, a center rod 39, a lever 310, a first convex tooth 311, a first groove 312, a doctor blade 313, an anti-vibration structure 6, an adjusting structure 7 and an ink adding structure; the first block 31 is arranged at two sides of the first connecting block 22, the ink scraping block 32 is arranged on the first block 31, the first extrusion wheel 33 is arranged below the first connecting block 22, the first cavity 34 is arranged in the ink scraping block 32, the toothed bar 35 penetrates through the first cavity 34, the second cavity 36 is arranged above the first arc-shaped block 23, the friction wheel 37 is sleeved on the toothed bar 35, the third cavity 38 is arranged above the first cavity 34, the center rod 39 is arranged in the third cavity 38, the lever 310 is arranged at two sides of the center rod 39, the first convex tooth 311 is arranged below the center rod 39 and matched with the toothed bar 35, the first groove 312 is arranged at two sides of the ink scraping block 32, the ink scraping knife 313 can move back and forth in the first groove 312, the shock-resistant structure 6 is used for reducing the vibration of the ink scraping knife 313, the adjusting structure 7 is used for adjusting the position of the first extrusion wheel 33, and the ink adding structure is arranged on the second connecting block 24; the friction wheel is contacted with the upper surface of the first arc-shaped block 23; through the cooperation between the first extrusion wheel 33 and the friction wheel 37, thereby make the ink scraping block 32 extrude between first arc piece 23 and the first connecting piece 22, make it contact, when the ink scraping block 32 moves, this moment friction wheel 37 contacts with the upper surface of first arc piece 23, thereby make friction wheel 37 rotate, friction wheel 37's rotation will drive the rack bar 35 that cooperates with it to rotate, rack bar 35 will through the cooperation with first dogtooth 311, thereby drive center rod 39 to rotate, thereby drive lever 310 and rotate with the axle center of center rod 39 as the centre of a circle, because first dogtooth 311 is the lack of teeth, after rack bar 35 drives center rod 39 to rotate to a certain extent, tooth bar 35 will be with the lack of teeth part of contact center rod 39, thereby unable to continue to rotate, thereby make lever 310 drive the doctor 313 of both sides exchange, keep away from the moving direction's doctor 313 decline and contact with silk screen 27, and the doctor 313 of the other end will upwards lift, because 27 is arc, ink is piled up between two doctor 313, thereby the excessive print quality has been avoided when the doctor 313 is in the direction of falling, thereby the printing quality has been produced, and the printing quality has been guaranteed to be excessively down when the doctor 313 is printed.

The anti-seismic structure 6 comprises an embedding opening 61, a first sliding block 62, a first elastic piece 63, a limiting needle 64, a limiting opening 65, a fourth cavity 66, a second sliding block 67, a second elastic piece 68, a clamping block 69, a clamping interface 610 and a stop plane 611; the embedded opening 61 is arranged on the doctor blade 313, the first sliding block 62 can move back and forth in the embedded opening 61, the first elastic piece 63 is arranged in the embedded opening 61 and used for resetting the first sliding block 62, the first elastic piece 63 is arranged as a spring, the limiting needle 64 is arranged at the top of the first groove 312, the limiting opening 65 is arranged in the doctor blade 313, the fourth cavity 66 is arranged at the top of the third cavity 38, the second sliding block 67 can move back and forth in the fourth cavity 66, the second elastic piece 68 is arranged in the fourth cavity 66 and used for resetting the second sliding block 67, the clamping block 69 is arranged on the second sliding block 67, the clamping interface 610 is arranged on the central rod 39, and the stop plane 611 is arranged in the clamping interface 610; when the toothed bar 35 is separated from the contact of the first convex tooth 311, the central bar 39 will not rotate any more, but due to a certain gravity of the doctor blades 313 at the two sides, the central bar 39 will slightly reversely rotate and be driven by the toothed bar 35 again, in this process, due to the repeated slight rotation of the central bar 39, the doctor blades 313 have a certain degree of vibration, by arranging the limit needle 64 and the limit opening 65 on the doctor blades 313 for limiting the final distance of the lower edge of the doctor blades 313, the final distance of the lower edge of the doctor blades 313 is stabilized, thereby ensuring that the doctor blades 313 will not cause excessive damage to the wire mesh 27, arranging the first slider 62 and the first elastic member 63 in the limit opening 65 of the doctor blades 313, the first slider 62 is rotatably connected with the lever 310, when the doctor blades 313 are positioned at the final distance of the lower edge, the first elastic member 63 will be in a pressed state, and under the cooperation between spacing nail and spacing mouth 65 to make the doctor 313 keep in the final position department of lower sword, when lever 310 takes place to shake, will drive first slider 62 and make a round trip movement in inlaying mouth 61, but because this moment first elastic component 63 is in compression state all the time, will possess the force of pushing down to doctor 313 all the time, thereby play the fixed action to doctor 313, thereby guaranteed the stability of equipment, simultaneously after center pole 39 rotates to certain position, second slider 67 outwards pops up and makes joint piece 69 joint in joint mouth 610, thereby form the fixed to a certain extent to center pole 39, the stability of doctor 313 in operating condition is effectively guaranteed through the setting of this structure, thereby guaranteed the effect of printing.

The adjusting structure 7 comprises a first arc-shaped groove 71, a second arc-shaped groove 72, a second convex tooth 73, a rotating rod 74, a third convex tooth 75, a first gear 76, a second gear 77, a first motor 78 and a fixing structure 9; the first arc-shaped groove 71 is formed on the first block 31, the second arc-shaped groove 72 is formed on the first arc-shaped groove 71, the second convex tooth 73 is formed on the side wall of the second arc-shaped groove 72, the rotating rod 74 can move back and forth in the first arc-shaped groove 71, the third convex tooth 75 is formed on the rotating rod 74 and matched with the second convex tooth 73, the first gear 76 is formed at one end of the rotating rod 74, the second gear 77 is formed above the first arc-shaped groove 71 and matched with the first gear 76, the first motor 78 is used for driving the second gear 77 to rotate, and the fixing structure 9 is used for fixing the rotating rod 74 for the purposes that the description of the prior art is omitted here; the first extrusion wheel 33 is sleeved on the other end of the rotating rod 74; the rotation of the first motor 78 will drive the second gear 77 to rotate, the rotation of the second gear 77 will drive the first gear 76 to rotate, so that the rotating rod 74 fixed inside the first gear 76 rotates synchronously, the rotating rod 74 moves in the first arc-shaped groove 71 through the cooperation between the third convex tooth 75 and the second convex tooth 73 until the rotating rod 74 moves to one side of the first arc-shaped groove 71, the second convex tooth 73 and the third convex tooth 75 are not meshed any more, at this time, the extrusion wheel is attached to the bottom of the first connecting block 22, and the contact point between the doctor 313 and the screen 27, the friction wheel 37 and the extrusion wheel are on the same straight line through the adjustment of the extrusion wheel, so that the doctor 313 can be stably contacted with the lowest point of the arc-shaped screen 27, better ink scraping is performed, meanwhile, the extrusion to the screen 27 is reduced, and the printing quality is ensured.

The fixing structure 9 comprises a first telescopic block 91, a first extrusion inclined plane 92, a pushing groove 93 and a second telescopic block 94; the first telescopic block 91 is disposed at the bottom of the first arc-shaped slot 71, the first extrusion inclined plane 92 is disposed on the first telescopic block 91, the pushing groove 93 is disposed at the bottom of the first arc-shaped slot 71, and the second telescopic blocks 94 may be plural or singular, here 4, and disposed on the central rod 39; the pushing groove 93 comprises an inclined surface and a stop surface; when the rotary rod 74 moves to one end of the first arc-shaped groove 71, due to the fact that the gravity rotary rod 74 continuously moves towards the bottom of the first arc-shaped groove 71, through the arrangement of the first telescopic block 91, when the rotary rod 74 enters one end of the first arc-shaped groove 71, the rotary rod passes through the first telescopic block 91 and is fixed by the first telescopic block 91, contact between the second convex tooth 73 and the third convex tooth 75 is avoided, stability of the first extrusion wheel 33 is guaranteed, in the process, the second telescopic block 94 continuously springs outwards in the pushing grooves and retracts again under the action of the inclined plane, the rotary rod 74 is not influenced, when the ink scraping block 32 returns, the second telescopic block 94 outwards pushes out and is contacted with the stop surface, continuous rotation of the rotary rod 74 at the moment pushes the rotary rod 74 towards the other end of the first arc-shaped groove 71 through mutual extrusion between the second telescopic block 94 and the stop surface, the second convex tooth 73 and the third convex tooth 73 are enabled to contact with the other end of the first arc-shaped groove 71, and the quality of the printing device is guaranteed.

A fourth convex tooth 12 is arranged below the first arc-shaped block 23; a fifth convex tooth 13 corresponding to the fourth convex tooth 12 is arranged above the first connecting block 22; through the setting that has set up this structure, guaranteed only can roll the motion between first arc piece 23 and the first linkage piece 22, avoided carrying out sliding motion each other between the two to the printing that leads to is unusual, produces the condition emergence of mar, thereby has avoided the impression to the printing quality, thereby has guaranteed the stability of equipment, and guaranteed the final quality of printing.

The drying structure 4 comprises a fifth cavity 41, an electric heating wire 42, a through groove 43, a blower 44, an air pipe 45 and a pressing piece 46; the fifth cavity 41 is disposed in the first connecting block 22, the heating wire 42 is disposed in the fifth cavity 41, which is not described in detail in the prior art, the through groove 43 is disposed on the side wall of the fifth cavity 41, the blower 44 is disposed on one side of the base 1, which is not described in detail in the prior art, the air pipe 45 is used for connecting the blower 44 and the fifth cavity 41, the extrusion piece 46 is disposed below the first connecting block 22 and used for fixing paper, so as to avoid shaking of the paper during drying; the blower 44 injects hot air into the fifth cavity 41 and heats the heating wire 42 in the fifth cavity 41, so that air is heated, and then the hot air is blown to paper through the through groove 43, thereby playing a drying role.

The power assisting structure 5 comprises an arc-shaped track 51, a first sliding groove 52, a third sliding block 53, an air bag 54, a second block 55, an air cavity 56, an air flow channel 57, a sealing film 58, a second sliding groove 59, a fourth sliding block 510, a clamping block 511 and a wheel body 512; the arc-shaped rails 51 are arranged at two sides of the first connecting block 22, the first sliding groove 52 is arranged in the arc-shaped rails, the third sliding block 53 is arranged at two sides of the second connecting block 24 and can move back and forth in the first sliding groove 52, the air bag 54 is arranged in the first sliding groove 52 and is used for pushing the third sliding block 53, the second block 55 is arranged on the first connecting block 22, the air cavity 56 is arranged in the second block 55, the air channel 57 is used for communicating the air cavity 56 and the air bag 54, the sealing film 58 is arranged in the air cavity 56, the second sliding groove 59 is arranged on the side wall of the air cavity 56, the fourth sliding block 510 can move back and forth in the second sliding groove 59, the clamping block 511 is arranged at one side of the fourth sliding block 510, and the wheel body 512 is arranged at the other side of the fourth sliding block 510; the clamping block 511 is clamped on the first block 31; the clamping blocks 511 and the fourth sliding blocks 510 are rotatably connected, and the clamping blocks 511 clamp the first sliding blocks 31, so that the movement of the first sliding blocks 31 drives the fourth sliding blocks 510 to move, the wheel bodies 512 on the fourth sliding blocks 510 squeeze the sealing films 58, so that air in the sealing films 58 flows, the wheel bodies 512 squeeze air in the sealing films 58 in the advancing direction, the air in the air bodies enters the corresponding air bags 54, the air bags 54 push the third sliding blocks 53 to move, a good auxiliary lifting effect is achieved on the upward tilting end of the first arc-shaped blocks 23, the sealing films 58 on the other side receive the air in the corresponding air bags 54, the air bags 54 reduce the support of the third sliding blocks 53 on the side, the pressure of the first extrusion wheel 33 is reduced, equipment abrasion is reduced, and the service life of the equipment is prolonged.

The ink adding structure comprises a shell, a material cavity, a piston piece, a piston rod, a first material pipe, an ink box, a second material pipe, a one-way valve and a third elastic piece; the shell is arranged on the first connecting block 22, the material cavity is arranged in the shell, the piston sheet can move back and forth in the material cavity, the piston rod is arranged on the piston sheet, the first material pipe is arranged on the shell, the ink box is arranged on the moving block 21, the second material pipe is used for connecting the ink box and the material cavity, the one-way valve is arranged in the first material pipe and the second material pipe, and the third elastic piece is arranged in the material cavity and used for resetting the piston sheet; when first block 31 moved to one end, will extrude the piston rod of this side to make inside piston piece remove, thereby with the ink follow material intracavity, push into first material intraductal, because the setting of check valve, in the ink will unable entering second material intracavity, when first block 31 left, the ink in the ink horn will get into the material intracavity through the second material pipe this moment, accomplish the replenishment, the ink that gets into in the first material intraductal will get into silk screen 27 top and supplement, the setting through this structure will effectively add the cost of labor of few manual work interpolation ink, thereby effectively improved production efficiency, the printing quality has been guaranteed.

The specific operation flow is as follows:

the first extruding wheel 33 and the friction wheel 37 are matched, so that the ink scraping block 32 extrudes the first arc-shaped block 23 and the first connecting block 22 to be contacted, when the ink scraping block 32 moves, the friction wheel 37 contacts with the upper surface of the first arc-shaped block 23, so that the friction wheel 37 rotates, the friction wheel 37 rotates to drive the toothed bar 35 matched with the friction wheel 37 to rotate, the toothed bar 35 is matched with the first convex teeth 311 to drive the central bar 39 to rotate, so that the driving lever 310 rotates by taking the axle center of the central bar 39 as the center of a circle, and because the first convex teeth 311 are the missing gears, when the toothed bar 35 drives the central bar 39 to rotate to a certain extent, the toothed bar 35 can not rotate continuously with the missing teeth which contact the central bar 39, so that the lever 310 drives the doctor blades 313 on two sides to exchange, the second gear 77 is driven to rotate by the first motor 78, the rotation of the second gear 77 drives the first gear 76 to rotate, so that the rotating rod 74 fixed with the first gear 76 synchronously rotates, the rotating rod 74 moves in the first arc-shaped groove 71 through the cooperation between the third convex tooth 75 and the second convex tooth 73 until the rotating rod 74 moves to one side of the first arc-shaped groove 71, the second convex tooth 73 and the third convex tooth 75 are not meshed any more, the pressing wheel is attached to the bottom of the first connecting block 22, the contact point between the doctor 313 and the wire mesh 27, the friction wheel 37 and the pressing wheel are positioned on the same straight line through the adjustment of the pressing wheel, then the rotation of the first motor 78 drives the doctor 32 to move, the moving position of the doctor 32 is the contact point of the first arc-shaped block 23 and the first connecting block 22, the first arc-shaped block 23 rolls on the first connecting block 22, the rolling movement between the fourth convex tooth 12 and the fifth convex tooth 13 is ensured, the movement is similar to the rolling of the roller on a plane, and during the rolling, the first arc-shaped block 23 and the first connecting block 22 are in contact with each other with a small distance, so that the contact between the control wire 27 and the paper material is also only one area of one strip, whereas the wiping structure 3 will press the wire 27 in this area, the pattern on the screen 27 is thus printed on the paper, with the continued movement of the wiping structure 3, so as to drive the first arcuate block 23 to roll continuously on the first connecting block 22, printing is performed on the paper during the rolling process, the contact point between the first arc-shaped block 23 and the first connecting block 22 is the contact point between the paper and the silk screen 27, i.e., printing points, two points corresponding to the first arc-shaped block 23 and the first connecting block 22 are taken as examples, in the printing process, the two points are firstly close to each other until being contacted with each other, the contact is printing, the two points are separated from each other again in the continuous moving process of the ink scraping structure 3, the pattern is printed on the paper at the moment, the printing step of the part is completed, after the two points are separated, hot air is filled into the fifth cavity 41 through the blower 44, and under the heating of the electric heating wire 42 in the fifth cavity 41, so that the air is heated and then blown towards the paper through the through slots 43, thereby acting as a drying, since the printing process is in a rolling mode, the paper is separated from the silk screen 27 in time after the printing is finished, so that the paper is printed and simultaneously, the paper is dried, and the paper is taken down or is processed once to deepen the color.

While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An efficient paper printing device comprises a base (1), a cylinder rod (11) arranged on the base (1) and a screen printing device (2) arranged on the cylinder rod (11); the method is characterized in that: the screen printing device (2) comprises a moving block (21) arranged on the cylinder rod (11), a first connecting block (22) arranged on the moving block (21), a first arc-shaped block (23) arranged above the first connecting block (22), a second connecting block (24) arranged on the first arc-shaped block (23), a connecting sheet (25) arranged on the second connecting block (24), an arc-shaped screen plate (26) arranged below the connecting sheet (25), a screen (27) arranged in the arc-shaped screen plate (26), a screw (28) used for fixing the arc-shaped screen plate (26) on the connecting sheet (25), a scraping structure (3) arranged on the arc-shaped screen plate (26), drying structures (4) arranged on two sides of the first connecting block (22) and a power assisting structure (5) arranged on the first connecting block (22);

the ink scraping structure (3) comprises a first block body (31) arranged on two sides of the first connecting block (22), an ink scraping block (32) arranged on the first block body (31), a first extrusion wheel (33) arranged on two sides of the first connecting block (22), a first cavity (34) arranged in the ink scraping block (32), a toothed bar (35) penetrating through the first cavity (34), a second cavity (36) arranged above the first arc-shaped block (23), a friction wheel (37) sleeved on the toothed bar (35), a third cavity (38) arranged above the first cavity (34), a central rod (39) arranged in the third cavity (38), a lever (310) arranged on two sides of the central rod (39), a first convex tooth (311) arranged below the central rod (39) and matched with the toothed bar (35), a first groove (312) arranged on two sides of the ink scraping block (32), a vibration-resistant knife (313) capable of moving back and forth in the first groove (312), and an ink scraping knife (313) capable of moving back and forth, and an adjusting structure (313) arranged on the first scraping knife (6; the friction wheel is contacted with the upper surface of the first arc-shaped block (23);

the anti-vibration structure (6) comprises an embedding opening (61) formed in the doctor blade (313), a first sliding block (62) capable of moving back and forth in the embedding opening (61), a first elastic piece (63) arranged in the embedding opening (61) and used for resetting the first sliding block (62), a limiting needle (64) arranged at the top of the first groove (312), a limiting opening (65) formed in the doctor blade (313), a fourth cavity (66) formed in the top of the third cavity (38), a second sliding block (67) capable of moving back and forth in the fourth cavity (66), a second elastic piece (68) arranged in the fourth cavity (66) and used for resetting the second sliding block (67), a clamping block (69) arranged on the second sliding block (67), a clamping interface (610) arranged on the center rod (39) and a stopping plane (611) arranged in the clamping interface (610);

the adjusting structure (7) comprises a first arc-shaped groove (71) formed in the first block (31), a second arc-shaped groove (72) formed in the first arc-shaped groove (71), a second convex tooth (73) formed in the side wall of the second arc-shaped groove (72), a rotating rod (74) capable of moving back and forth in the first arc-shaped groove (71), a third convex tooth (75) formed in the rotating rod (74) and matched with the second convex tooth (73), a first gear (76) formed in one end of the rotating rod (74), a second gear (77) formed above the first arc-shaped groove (71) and matched with the first gear (76), a first motor (78) used for driving the second gear (77) to rotate, and a fixing structure (9) used for fixing the rotating rod (74); the first extrusion wheel (33) is sleeved on the other end of the rotating rod (74);

the drying structure (4) comprises a fifth cavity (41) arranged in the first connecting block (22), an electric heating wire (42) arranged in the fifth cavity (41), a through groove (43) arranged on the side wall of the fifth cavity (41), a blower (44) arranged on one side of the base (1), an air pipe (45) used for connecting the blower (44) and the fifth cavity (41), and an extrusion sheet (46) arranged below the first connecting block (22) and used for fixing;

the power assisting structure (5) comprises arc-shaped tracks (51) arranged on two sides of the first connecting block (22), a first sliding groove (52) arranged in the arc-shaped tracks, a third sliding block (53) arranged on two sides of the second connecting block (24) and capable of moving back and forth in the first sliding groove (52), an air bag (54) arranged in the first sliding groove (52) and used for pushing the third sliding block (53), a second block (55) arranged on the first connecting block (22), an air cavity (56) arranged in the second block (55), an air channel (57) used for communicating the air cavity (56) with the air bag (54), a sealing film (58) arranged in the air cavity (56), a second sliding groove (59) arranged on the side wall of the air cavity (56), a fourth sliding block (510) capable of moving back and forth in the second sliding groove (59), a clamping block (511) arranged on one side of the fourth sliding block (510) and a wheel body (512) arranged on the other side of the fourth sliding block (510); the clamping block (511) is clamped on the first block (31).

2. The high-efficiency paper printing apparatus of claim 1, wherein: the fixing structure (9) comprises a first telescopic block (91) arranged at the bottom of the first arc-shaped groove (71), a first extrusion inclined plane (92) arranged on the first telescopic block (91), a pushing groove (93) arranged at the bottom of the first arc-shaped groove (71) and a plurality of second telescopic blocks (94) arranged on the rotating rod (74); the pushing groove (93) comprises an inclined surface and a stop surface.

3. The high-efficiency paper printing apparatus of claim 1, wherein: a fourth convex tooth (12) is arranged below the first arc-shaped block (23); a fifth convex tooth (13) corresponding to the fourth convex tooth (12) is arranged above the first connecting block (22).