CN210362920U

CN210362920U - Steel mesh printing equipment

Info

Publication number: CN210362920U
Application number: CN201920785717.XU
Authority: CN
Inventors: 陈吉昌; 黄庭君
Original assignee: Dongguan Ugren Automation Co ltd
Current assignee: Dongguan Ugren Automation Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-21
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a steel mesh printing device, which comprises a frame, a touch controller, a first conveying mechanism, a product lifting device, a second conveying mechanism, a printing mechanism and a steel mesh frame, wherein the product lifting device is arranged on the frame and is positioned between the first conveying mechanism and the second conveying mechanism; the utility model discloses a set up the vacuum adsorption subassembly on elevating platform mechanism, and the vacuum adsorption subassembly utilizes vacuum adsorption printing ink to the realization can accomplish the printing of treating the printed matter via hole when the printing treats the printed matter surface, improves printing efficiency greatly, simplifies equipment structure, practices thrift manufacturing cost.

Description

Steel mesh printing equipment

Technical Field

The utility model relates to a steel mesh printing technology field especially relates to a steel mesh lithography apparatus.

Background

In the printing process, the surface of an object and the through hole of the object are required to be printed at times, the surface and the through hole of the object are not printed simultaneously in the conventional steel mesh printing equipment, even the through hole printing of the object is completed through manual operation, the printing efficiency is seriously influenced, the equipment is complex, and the printing cost is high.

Disclosure of Invention

An object of the utility model is to overcome above shortcoming, provide a steel mesh lithography apparatus.

In order to achieve the above purpose, the specific scheme of the utility model is as follows:

a steel mesh printing device comprises a frame, a touch controller, a first conveying mechanism, a product lifting device, a second conveying mechanism, a printing mechanism and a steel mesh frame, the first conveying mechanism and the second conveying mechanism are respectively fixed at two ends of the frame, the product lifting device is arranged on the frame and positioned between the first conveying mechanism and the second conveying mechanism, the printing mechanism comprises a printing knife group, a first driving component for driving the printing knife group to move along the y-axis direction and a second driving component for driving the printing knife group to move along the z-axis direction, the steel mesh frame is arranged on the printing mechanism and is positioned between the printing mechanism and the product lifting device, the steel mesh frame is provided with a steel mesh printing plate, the touch controller is used for controlling the first conveying mechanism, the product lifting device, the second conveying mechanism, the printing mechanism and the steel mesh frame to work;

the product lifting device comprises a lifting platform mechanism, a steel mesh printing platform and a third conveying mechanism, wherein the lifting platform mechanism comprises a lifting driving assembly, a lifting supporting platform and a vacuum adsorption assembly, the lifting driving assembly is used for driving the lifting supporting platform to ascend and descend, two sides of the lifting supporting platform are respectively connected with a mounting seat in a sliding mode, the mounting seats are fixed on a rack, the lifting supporting platform is located below the third conveying mechanism, a carrier clamping platform is arranged on the lifting supporting platform, the vacuum adsorption assembly is arranged on the lifting supporting platform and located below the carrier clamping platform, and the vacuum adsorption assembly is used for via hole printing; the steel mesh printing platform is connected with the third conveying mechanism and is positioned above the third conveying mechanism, the steel mesh printing platform can move up and down relative to the third conveying mechanism, a steel mesh printing jig matched with the printing carrier is arranged on the steel mesh printing platform, and the steel mesh printing platform is used for bearing steel mesh printing work; and two ends of the third conveying mechanism are respectively and fixedly connected to the mounting seat and are used for conveying the printing carrier.

The vacuum adsorption assembly comprises a waste collection box and a vacuum chuck, the waste collection box is arranged on the lifting support platform, the vacuum chuck is arranged at the top of the waste collection box, and the vacuum chuck is connected with an external vacuum pump; the lift supporting platform is provided with a plurality of jacking vacuum adsorption assemblies and jacking assemblies which enable the vacuum suction cups to be in sealing fit with the carrier clamping platform, and the carrier clamping platform is provided with through holes corresponding to the printing carriers.

Wherein, the jacking subassembly includes jacking cylinder, slider and extension spring, the jacking cylinder is fixed on a lift supporting bench, slider sliding connection is on a lift supporting bench, the output of jacking cylinder is connected with the one end of slider, the one end of extension spring is connected with the other end of slider, the top at a lift supporting bench is fixed to the other end of extension spring.

One end of the carrier clamping platform is provided with a first limiting column, and the lifting support platform is provided with a side pushing component which is used for being matched with the first limiting column to clamp the printing carrier.

Wherein, push away limit part including pushing away limit slip table cylinder and the spacing post of second, push away limit slip table cylinder and fix on a lift supporting bench, the spacing post of second is connected with the output that pushes away limit slip table cylinder, carrier clamping platform's the other end is equipped with the breach that is used for providing the removal space for the spacing post of second.

The steel mesh printing platform comprises a printing platform frame, the steel mesh printing jig is arranged on the printing platform frame, and the steel mesh printing platform is provided with a first adjusting assembly used for adjusting the steel mesh printing jig along the x-axis direction and a second adjusting assembly used for adjusting the steel mesh printing jig along the y-axis direction.

The printing platform frame comprises a first printing frame and a second printing frame, the first printing frame is movably connected with a third conveying mechanism, the second printing frame is connected to the first printing frame in a sliding mode, the steel mesh printing jig is connected to the second printing frame in a sliding mode, the first adjusting assembly is fixed to the second printing frame, the output end of the first adjusting assembly is connected with the first printing frame, the second adjusting assembly is fixed to the second printing frame, and the output end of the second adjusting assembly is connected with the steel mesh printing jig; and a lifting guide rod is connected between the first printing frame and the lifting support platform and used for providing guidance for the lifting support platform.

The printing knife group comprises a main knife rest and an auxiliary knife rest arranged in parallel with the main knife rest, a main scraper is arranged at the lower end of the main knife rest, an auxiliary scraper is arranged at the lower end of the auxiliary knife rest, a main knife retracting part is connected to the upper end of the main knife rest, an auxiliary knife retracting part is connected to the upper end of the auxiliary knife rest, the main knife retracting part is used for driving the main scraper to move downwards and ascend, and the auxiliary knife retracting part is used for driving the auxiliary scraper to move downwards and ascend.

The steel mesh frame is provided with an opening for the steel mesh printing plate to slide in, an adjusting component for adjusting the steel mesh printing plate to move along the x-axis direction and the y-axis direction, and a plurality of air cylinder pressing components for fixing the steel mesh printing plate.

The cleaning mechanism is positioned between the steel mesh frame and the steel mesh printing platform; the cleaning mechanism comprises a breathable paper roller group, a vacuum cavity arranged on the breathable paper roller group, a cleaning lifting cylinder used for driving the breathable paper roller group to lift and a cleaning driving assembly used for driving the breathable paper roller group to move along the y-axis direction, and the vacuum cavity is connected with an external vacuum pump; still include the vacuum switch, the vacuum switch is used for switching being connected of vacuum cavity and vacuum adsorption subassembly and external vacuum pump.

The utility model has the advantages that: compared with the prior art, the utility model discloses a set up the vacuum adsorption subassembly on elevating platform mechanism, and the vacuum adsorption subassembly utilizes vacuum adsorption printing ink to the realization can accomplish the printing of treating the printed matter via hole when the printing treats the printed matter surface, improves printing efficiency greatly, simplifies equipment structure, practices thrift manufacturing cost.

Drawings

Fig. 1 is a schematic structural view of a steel mesh printing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a part of a first view angle of a steel mesh printing apparatus according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a portion of a second viewing angle of the steel mesh printing apparatus according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a first viewing angle of a product lifting device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a second viewing angle of the product lifting device according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of an elevating platform mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural view of an elevating support platform according to an embodiment of the present invention;

fig. 8 is a schematic view of a part of the structure of an elevating support platform according to an embodiment of the present invention;

FIG. 9 is an enlarged partial schematic view at I of FIG. 8;

fig. 10 is a schematic structural view of a vacuum adsorption assembly according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a steel mesh printing platform according to an embodiment of the present invention;

fig. 12 is a schematic structural view of a third conveying mechanism provided in the embodiment of the present invention;

fig. 13 is a schematic structural view of a printing mechanism according to an embodiment of the present invention;

fig. 14 is a schematic structural view of a printing blade set according to an embodiment of the present invention;

fig. 15 is a schematic structural view of a steel mesh frame according to an embodiment of the present invention;

fig. 16 is a schematic structural diagram of a rack according to an embodiment of the present invention;

fig. 17 is a schematic structural view of a first conveying mechanism according to an embodiment of the present invention;

fig. 18 is a schematic diagram of a cleaning mechanism provided in accordance with an embodiment of the present invention;

fig. 19 is a schematic diagram of a vacuum switch according to an embodiment of the present invention;

description of reference numerals: 1-a frame; 2-a touch controller; 3-a first conveying mechanism; 31-a first transport support; 32-a first transport drive; 33-a first conveying track; 4-a product lifting device; 41-a lifting platform mechanism; 411-a lift drive assembly; 412-a lift support table; 4121-carrier clamping platform; 4121 a-a first restraint post; 4122-jacking assembly; 4122 a-jacking cylinder; 4122 b-slide; 4122 c-extension spring; 4123-a push edge member; 4123 a-edge-push sliding table cylinder; 4123 b-a second restraint post; 413-a vacuum adsorption assembly; 4131-a waste collection cassette; 4132-vacuum chuck; 42-steel mesh printing platform; 421-steel screen printing jig; 422-printing platform frame; 4221-a first print frame; 4222-a second printing frame; 423-first adjustment assembly; 424-a second adjustment assembly; 425-lifting guide bar; 426-sliding stops; 43-a third conveying mechanism; 431-a third transport support; 432-a third transport drive; 433-a third conveying track; 44-a mounting seat; 5-a second conveying mechanism; 6-a printing mechanism; 61-printing knife group; 611-a main tool holder; 612-secondary tool post; 613-main scraper; 614-secondary scraper; 615-a main knife take up component; 616-secondary knife take up member; 62-a first drive assembly; 63-a second drive assembly; 7-steel mesh frame; 71-steel mesh printing plate; 72-a tuning assembly; 73-a cylinder hold down assembly; 8-a cleaning mechanism; 81-air-permeable paper roller group; 82-vacuum chamber; 83-cleaning the lifting cylinder; 84-a cleaning drive assembly; 85-vacuum switch; 851-switching legs; 852-switching cylinders; 853-a skateboard; 854 — a first interface; 855 — a second interface; 856-a third interface; 86-alcohol spray part; 9-machine shell.

Detailed Description

The following detailed description of the present invention, taken in conjunction with the accompanying drawings and specific examples, is not intended to limit the scope of the invention.

As shown in fig. 1 to 19, the steel mesh printing apparatus according to the embodiment includes a frame 1, a touch controller 2, a first conveying mechanism 3, a product lifting device 4, a second conveying mechanism 5, a printing mechanism 6, and a steel mesh frame 7, wherein the first conveying mechanism 3 and the second conveying mechanism 5 are respectively fixed at two ends of the frame 1, the product lifting device 4 is disposed on the frame 1 and located between the first conveying mechanism 3 and the second conveying mechanism 5, the printing mechanism 6 includes a printing knife set 61, a first driving assembly 62 for driving the printing knife set 61 to move along a y-axis direction, and a second driving assembly 63 for driving the printing knife set 61 to move along a z-axis direction, the steel mesh frame 7 is disposed on the printing mechanism 6 and located between the printing mechanism 6 and the product lifting device 4, the steel mesh frame 7 is provided with a steel mesh printing plate 71, and the touch controller 2 is configured to control the first conveying mechanism 3, The product lifting device 4, the second conveying mechanism 5, the printing mechanism 6 and the steel mesh frame 7;

the product lifting device 4 comprises a lifting table mechanism 41, a steel mesh printing platform 42 and a third conveying mechanism 43, wherein the lifting table mechanism 41 comprises a lifting driving assembly 411, a lifting support table 412 and a vacuum adsorption assembly 413, the lifting driving assembly 411 is used for driving the lifting support table 412 to ascend and descend, two sides of the lifting support table 412 are respectively connected with an installation seat 44 in a sliding mode, the installation seats 44 are fixed on the rack 1, the lifting support table 412 is located below the third conveying mechanism 43, a carrier clamping platform 4121 is arranged on the lifting support table 412, the vacuum adsorption assembly 413 is arranged on the lifting support table 412 and located below the carrier clamping platform 4121, and the vacuum adsorption assembly 413 is used for via hole printing work; the steel mesh printing platform 42 is connected with the third conveying mechanism 43 and is positioned above the third conveying mechanism 43, the steel mesh printing platform 42 can move up and down relative to the third conveying mechanism 43, the steel mesh printing platform 42 is provided with a steel mesh printing jig 421 matched with the printing carrier, and the steel mesh printing platform 42 is used for bearing steel mesh printing work; the two ends of the third conveying mechanism 43 are respectively fixedly connected to the mounting seat 44 and used for conveying the printing carrier.

In this embodiment, the machine frame 1 is provided with the electrical devices electrically connected with the touch controller 2, the first conveying mechanism 3, the product lifting device 4, the second conveying mechanism 5, the printing mechanism 6 and the steel mesh frame 7, so that the printing control is more centralized and automatic; in this embodiment, the touch controller 2 may be a PLC controller or a single chip microcomputer controller.

Specifically, the objects to be printed are sequentially placed on the printing carriers, then the printing carriers carrying the objects to be printed (such as ceramic sheets) are placed on the first conveying mechanism 3, at this time, the touch controller 2 controls the first conveying mechanism 3, the product lifting device 4, the second conveying mechanism 5, the printing mechanism 6 and the steel mesh frame 7 to work, the first conveying mechanism 3 conveys the printing carriers to the third conveying mechanism 43, the third conveying mechanism 43 conveys the printing carriers to the position right above the lifting support platform 412, then the lifting drive assembly 411 drives the lifting support platform 412 to ascend, the top surface of the carrier clamping platform 4121 of the lifting support platform 412 is in contact with the bottom surface of the printing carriers, the lifting drive assembly 411 continuously drives the lifting support platform 412 to lift the printing carriers, at this time, the printing carriers are transited from the third conveying mechanism 43 to the carrier clamping platform 4121 until the printing carriers are matched with the steel mesh printing jig 421, the two components are integrated, then the lifting driving component 411 continues to drive the lifting support platform 412 to ascend, at the moment, the lifting support platform 412 drives the steel mesh printing platform 42 to ascend together, the steel mesh printing platform 42 moves relative to the third conveying mechanism 43 until the steel mesh printing jig 421 contacts with the bottom surface of the steel mesh printing plate 71, then the printing knife set 61 approaches the steel mesh printing plate 71 under the driving of the first driving component 62 and the second driving component 63, and performs printing work, meanwhile, the vacuum adsorption component 413 works, the ink flows through the via hole of the object to be printed through vacuum adsorption, so that the via hole coating is formed, further, the surface and the via hole of the object to be printed are simultaneously printed, the printing efficiency is greatly improved, after the printing is completed, the lifting driving component 411 drives the lifting support platform 412 to descend, when the height of the carrier clamping platform 4121 is lower than the height of the third conveying mechanism 43, the printing carrier is supported by the third conveying mechanism 43, the steel mesh printing platform 42 returns under the self-weight, then the third conveying mechanism 43 drives the printing carrier to be conveyed to the second conveying mechanism 5, the second conveying mechanism 5 moves the printing carrier out, the object to be printed can conveniently enter the next process operation, and therefore the simultaneous printing work of the surface of the object to be printed and the via hole is completed.

This embodiment is through setting up vacuum adsorption subassembly 413 on elevating platform mechanism 41, and vacuum adsorption subassembly 413 utilizes vacuum adsorption printing ink to the printing of waiting to print the thing via hole can be accomplished in the printing when waiting to print the thing surface, improves printing efficiency greatly, simplifies equipment structure, practices thrift manufacturing cost.

In this embodiment, the first conveying mechanism 3 and the second conveying mechanism 5 have the same structure, as shown in fig. 17, the first conveying mechanism 3 includes a first conveying support seat 31, a first conveying driving member 32, and a first conveying track 33, the first conveying support seat 31 is fixed on the frame 1, the first conveying driving member 32 is fixed on the first conveying support seat 31, the first conveying track 33 is disposed on the first conveying support seat 31, the first conveying track 33 is in transmission connection with the first conveying driving member 32, preferably, the first conveying driving member 32 employs a servo motor, and the servo motor drives the first conveying track 33 to rotate through a synchronous pulley set and a transmission rod; the second conveying mechanism 5 comprises a second conveying supporting seat, a second conveying driving piece and a second conveying track, the second conveying supporting seat is fixed on the frame 1, the second conveying driving piece is fixed on the second conveying supporting seat, the second conveying track is arranged on the second conveying supporting seat, the second conveying track is in transmission connection with the second conveying driving piece, preferably, the second conveying driving piece adopts a servo motor, and the servo motor drives the second conveying track to rotate through a synchronous belt wheel set and a transmission rod.

In this embodiment, as shown in fig. 12, the third conveying mechanism 43 includes a third conveying support seat 431, a third conveying driving member 432, and a third conveying track 433, the third conveying support seat 431 is fixed on the rack 1, the third conveying driving member 432 is fixed on the third conveying support seat 431, the third conveying track 433 is disposed on the third conveying support seat 431, the third conveying track 433 is in transmission connection with the third conveying driving member 432, preferably, the third conveying driving member 432 is a servo motor, and the servo motor drives the third conveying track 433 to rotate through a synchronous belt wheel set and a transmission rod; specifically, two ends of the third transporting support 431 are respectively abutted against one ends of the first transporting support 31 and the second transporting support, so that the transition of the printing carrier from the first transporting track 33 to the third transporting track 433 and the transition from the third transporting track 433 to the second transporting track are facilitated.

In this embodiment, lift drive assembly 411 includes lift driving motor, motor fixing base and screw nut, lift driving motor installs on the motor fixing base, fixes the motor fixing base in steel mesh lithography apparatus's frame 1, and the one end of screw rod of screw nut is connected with lift driving motor's output, screw nut's nut and lift brace table 412 fixed connection, and in operation, lift driving motor drives the screw rod and rotates, makes the nut remove along the screw rod to drive lift brace table 412 and remove, realize lift brace table 412's rising and decline.

In this embodiment, can adopt the manipulator structure to realize putting into printing carrier to first conveying mechanism 3, can further improve production efficiency, practice thrift the recruitment cost.

Based on the above embodiments, further, as shown in fig. 10, the vacuum suction assembly 413 includes a waste collection box 4131 and a vacuum suction cup 4132, the waste collection box 4131 is disposed on the elevating support platform 412, the vacuum suction cup 4132 is disposed on the top of the waste collection box 4131, and the vacuum suction cup 4132 is connected to an external vacuum pump; the lifting support platform 412 is provided with a plurality of lifting components 4122 which are used for lifting the vacuum adsorption component 413 and enabling the vacuum suction cup 4132 to be in sealing fit with the carrier clamping platform 4121, and the carrier clamping platform 4121 is also provided with through holes corresponding to the printing carriers; specifically, during operation, the vacuum chuck 4132 is connected with an external vacuum pump through a vacuum pipeline (not shown in the figure), the jacking assembly 4122 jacks the vacuum adsorption assembly 413, so that the top of the vacuum chuck 4132 is in sealing fit with the bottom surface of the carrier clamping platform 4121, then under the action of the external vacuum pump, ink applied to the steel mesh printing jig 421 passes through a via hole of an object to be printed, so that via hole coating is performed, further printing of the via hole can be completed, and the residual ink falls into the waste material collecting box 4131 under the self weight, so that ink recovery is realized, the environment pollution is avoided, and the structure is simple; preferably, the number of the jacking assemblies 4122 is four, and the jacking assemblies are distributed in a rectangular shape.

Based on the above embodiment, as shown in fig. 9, further, the jacking assembly 4122 includes a jacking cylinder 4122a, a slider 4122b, and a tension spring 4122c, the jacking cylinder 4122a is fixed on the lifting support platform 412, the slider 4122b is slidably connected on the lifting support platform 412, an output end of the jacking cylinder 4122a is connected with one end of the slider 4122b, one end of the tension spring 4122c is connected with the other end of the slider 4122b, and the other end of the tension spring 4122c is fixed on the top of the lifting support platform 412; specifically, when installed, the lift cylinder 4122a pulls the slider 4122b downward, making room for installing the waste collection box 4131 and the vacuum cup 4132, the waste collection cassette 4131 is then placed in, with the slide 4122b supporting the waste collection cassette 4131, with the vacuum cup 4132 covering the top of the waste collection cassette 4131, the lift cylinder 4122a then lifts the slide 4122b, thereby lifting the canister 4131 and vacuum cup 4132 until the top of the vacuum cup 4132 sealingly engages the underside of the carrier clamp platform 4121, while the tension spring 4122c always provides an upward pulling force on the vacuum cup 4132 and the waste collection cassette 4131, maintaining the vacuum cup 4132 in sealing engagement with the waste collection cassette 4131 and the vacuum cup 4132 in sealing engagement with the carrier clamping platform 4121, thereby realize treating the collection of the coating of waiting to print the thing via hole and waste material through the mode of evacuation, the structure is more reasonable.

Based on the above embodiments, as shown in fig. 7, a first limiting column 4121a is disposed at one end of the carrier clamping platform 4121, and a pushing edge part 4123 for clamping the printing carrier in cooperation with the first limiting column 4121a is disposed on the lifting support platform 412; during operation, the third conveying mechanism 43 conveys the printing carrier to a position right above the lifting support platform 412, then the lifting support platform 412 is lifted up under the action of the lifting driving assembly 411, so that the top of the carrier clamping platform 4121 is in contact with the bottom surface of the printing carrier, at the moment, the printing carrier is located between the first limiting column 4121a and the edge pushing component 4123, then the edge pushing component 4123 works, the printing carrier is pushed to the first limiting column 4121a to move, and the printing carrier is clamped between the first limiting column 4121a and the edge pushing component 4123, so that the position of the printing carrier is fixed, the phenomenon of deviation or shaking of the printing carrier in the printing work is prevented, and meanwhile, the printing carrier is convenient to be matched with the steel mesh printing jig 421, so that the surface of an object to be printed on the printing carrier can be coated with ink, and the structure is more firm.

Based on the above embodiments, further, as shown in fig. 7, the edge-pushing component 4123 includes an edge-pushing sliding table cylinder 4123a and a second limiting column 4123b, the edge-pushing sliding table cylinder 4123a is fixed on the lifting support table 412, the second limiting column 4123b is connected to an output end of the edge-pushing sliding table cylinder 4123a, and a notch for providing a moving space for the second limiting column 4123b is provided at the other end of the carrier clamping platform 4121; when the carrier clamping platform 4121 holds the printing carrier, the edge-pushing sliding table cylinder 4123a drives the second position-limiting column 4123b to push the printing carrier to move towards the first position-limiting column 4121a, so as to clamp the printing carrier between the first position-limiting column 4121a and the second position-limiting column 4123b, then the printing carrier is matched with the steel mesh printing jig 421 under the driving of the lifting support table 412, at this time, the printing carrier and the steel mesh printing jig 421 are combined into a whole, under the jacking action of the lifting support table 412, the printing carrier continues to rise to the printing station, then the printing work is performed, after the printing is completed, the lifting support table 412 drives the printing carrier to fall until the carrier clamping platform 4121 and the third conveying mechanism 43 are in the same horizontal plane, then the edge-pushing sliding table cylinder 4123a drives the second position-limiting column 4123b to move away from the first position-limiting column 4121a, so as to loosen the printing carrier, when, the third conveying mechanism 43 holds the print carrier, so that the print carrier does not continuously descend along with the lifting support platform 412, thereby realizing the transition of the print carrier between the third conveying mechanism 43 and the lifting support platform 412, and then the print carrier is moved out under the driving of the third conveying mechanism 43.

Based on the above embodiment, as shown in fig. 4, 5 and 11, the steel mesh printing platform 42 includes a printing platform frame 422, the printing platform frame 422 is connected to the third conveying mechanism 43, the steel mesh printing jig 421 is disposed on the printing platform frame 422, and the steel mesh printing platform 42 is provided with a first adjusting component 423 for adjusting the steel mesh printing jig 421 along the x-axis direction and a second adjusting component 424 for adjusting the steel mesh printing jig 421 along the y-axis direction; specifically, when the printing carrier is clamped on the carrier clamping platform 4121, the first adjusting component 423 adjusts the position of the printing platform frame 422 along the x-axis direction and the second adjusting component 424 along the y-axis direction, so that the steel mesh printing jig 421 is opposite to the printing carrier, so that the printing carrier is precisely matched with the steel mesh printing jig 421, and the printing effect of the object to be printed is ensured.

Based on the above embodiments, as shown in fig. 4, 5 and 11, the printing platform frame 422 includes a first printing frame 4221 and a second printing frame 4222, the first printing frame 4221 is movably connected to the third conveying mechanism 43, the second printing frame 4222 is slidably connected to the first printing frame 4221, the steel mesh printing jig 421 is slidably connected to the second printing frame 4222, the first adjusting assembly 423 is fixed to the second printing frame 4222, an output end of the first adjusting assembly 423 is connected to the first printing frame 4221, the second adjusting assembly 424 is fixed to the second printing frame 4222, and an output end of the second adjusting assembly 424 is connected to the steel mesh printing jig 421; a lifting guide rod 425 is connected between the first printing frame 4221 and the lifting support table 412, and the lifting guide rod 425 is used for providing guidance for the lifting support table 412; specifically, four sliding stoppers 426 are arranged on the bottom surface of the first printing frame 4221, the four sliding stoppers 426 are distributed in a rectangular shape, and during installation, the four sliding stoppers 426 are respectively fixed on the third conveying support base 431, so that the first printing frame 4221 can move up and down, and the first printing frame 4221 drives the second printing frame 4222 and the steel mesh printing jig 421 to move up and down; when the steel mesh printing jig 421 is adjusted along the x-axis direction, the first adjusting component 423 directly pushes the steel mesh printing jig 421 to move along the x-axis direction; when the steel mesh printing jig 421 is adjusted along the y-axis direction, the second adjusting component 424 drives the second printing frame 4222 to move along the y-axis direction, so as to adjust the displacement of the steel mesh printing jig 421 along the y-axis direction, preferably, the second adjusting components 424 are respectively arranged at two opposite ends of the second printing frame 4222, so that the second printing frame 4222 is stressed more uniformly, and the displacement is more accurate. In the embodiment, the first adjusting component 423 and the second adjusting component 424 both adopt cylinders, so that the cost is lower; the lifting guide rod 425 is arranged, so that the lifting support table 412 is more stable in the lifting and descending processes, and the printing carrier is favorably matched with the steel mesh printing jig 421, so that the displacement adjustment times of the steel mesh printing jig 421 can be reduced, and the efficiency is higher; preferably, the lifting guide rods 425 are four and are distributed in a rectangular shape, and the lifting guide rods 425 are spaced apart from the sliding stopper 426.

Based on the above embodiment, as shown in fig. 14, the printing blade set 61 includes a main blade holder 611 and a secondary blade holder 612 arranged in parallel with the main blade holder 611, a main blade 613 is arranged at the lower end of the main blade holder 611, a secondary blade 614 is arranged at the lower end of the secondary blade holder 612, a main blade retracting member 615 is connected to the upper end of the main blade holder 611, a secondary blade retracting member 616 is connected to the upper end of the secondary blade holder 612, the main blade retracting member 615 is used for driving the main blade 613 to move downward and upward, and the secondary blade retracting member 616 is used for driving the secondary blade 614 to move downward and upward; specifically, the main blade retracting component 615 drives the main blade 613 to move downward, and the main blade 613 respectively performs displacement in the y-axis direction and the z-axis direction through the first driving component 62 and the second driving component 63, so as to perform a first printing process, after the main blade 613 completes a first printing process, the main blade retracting component 615 drives the main blade 613 to move back, and at this time, the auxiliary blade retracting component 616 drives the auxiliary blade 614 to move downward, and at the same time, the auxiliary blade 614 respectively performs displacement in the y-axis direction and the z-axis direction through the first driving component 62 and the second driving component 63, so as to sweep and scrape ink, and complete surface printing work of the object to be printed; in this embodiment, the main doctor blade 613 and the sub doctor blade 614 are sequentially operated, so that the thickness of the ink on the surface of the object to be printed is more uniform.

Based on the above embodiment, further, as shown in fig. 15, one end of the steel mesh frame 7 is provided with an opening for the steel mesh printing plate 71 to slide in, the steel mesh frame 7 is further provided with an adjusting component 72 for adjusting the steel mesh printing plate 71 to move along the x-axis and y-axis directions, and a plurality of cylinder pressing components 73 for fixing the steel mesh printing plate 71; specifically, the steel mesh printing plate 71 slides into the steel mesh frame 7 from the opening position, so that the steel mesh printing plate 71 is rapidly detached and mounted, and after the steel mesh printing plate 71 is arranged in the steel mesh frame 7, the air cylinder pressing assembly 73 presses and fixes the steel mesh printing plate 71, so that the steel mesh printing plate 71 is prevented from loosening in the printing process, and the printing effect is guaranteed; after the steel mesh printing plate 71 is fixed, the steel mesh printing plate 71 can be subjected to displacement adjustment in the x-axis and y-axis directions through the adjusting assembly 72, so that the steel mesh printing plate 71 can be more accurately corresponding to and matched with the steel mesh printing jig 421; preferably, the number of cylinder compression assemblies 73 is four, and the cylinder compression assemblies are distributed in a rectangular shape.

Based on the above embodiment, further, as shown in fig. 3, a cleaning mechanism 8 for cleaning the steel mesh printing plate 71 is further included, and the cleaning mechanism 8 is located between the steel mesh frame 7 and the steel mesh printing platform 42; as shown in fig. 3 and 18, the cleaning mechanism 8 includes a porous paper roller set 81, a vacuum chamber 82 disposed on the porous paper roller set 81, a cleaning lifting cylinder 83 for driving the porous paper roller set 81 to lift, and a cleaning driving assembly 84 for driving the porous paper roller set 81 to move along the y-axis direction, the vacuum chamber 82 is connected to an external vacuum pump through a vacuum pipe (not shown), when in use, the porous paper is mounted on the porous paper roller set 81 and attached to the upper side of the vacuum chamber 82, after the printing operation is completed, the cleaning driving assembly 84 drives the porous paper roller set 81 to move along the y-axis direction and positions the porous paper roller set 81 below the steel mesh printing plate 71, then the cleaning lifting cylinder 83 operates to drive the porous paper roller set 81 to lift, so that the porous paper and the vacuum chamber 82 are attached to the bottom surface of the steel mesh printing plate 71, and then the external vacuum pump performs a vacuum process, the ink adhered on the steel mesh printing plate 71 is adhered on the breathable paper under the action of air pressure, and the breathable paper part adhered with the ink is collected under the driving of the breathable paper passing roller group 81, and the steps are repeated until the bottom of the steel mesh printing plate 71 is cleaned; as shown in fig. 3 and fig. 19, the present embodiment further includes a vacuum switch 85, where the vacuum switch 85 is used to switch the connection between the vacuum chamber 82 and the vacuum suction assembly 413 and an external vacuum pump; specifically, the vacuum switch 85 is installed on the frame 1, the vacuum switch 85 includes a switch bracket 851, a switch cylinder 852 and a slide plate 853, a first interface 854 is connected to one side of the switching support 851, the first interface 854 is used for connecting with an external vacuum pump, the slide plate 853 is slidably connected to the other side of the switch bracket 851, the slide plate 853 is connected to a second port 855 and a third port 856, the second port 855 is adapted to be connected to the vacuum chuck 4132, the third port 856 is adapted to be connected to the vacuum chamber 82, the switching cylinder 852 is fixed on the switching bracket 851, the output end of the switching cylinder 852 is fixedly connected with the sliding plate 853, when printing is carried out, the switching cylinder 852 drives the sliding plate 853 to slide, so that the first interface 854 is communicated with the second interface 855, the vacuum suction cup 4132 is communicated with an external vacuum pump, and the printing of the through hole of the object to be printed is carried out; after printing is completed, the switching cylinder 852 drives the sliding plate 853 to slide, so that the first interface 854 is communicated with the third interface 856, the vacuum cavity 82 is communicated with an external vacuum pump, and cleaning of the steel mesh printing plate 71 is performed.

Further, as shown in fig. 18, an alcohol spraying part 86 is further provided on the air-permeable paper passing roller set 81, the alcohol spraying part 86 comprises an alcohol spraying roller and an alcohol bracket, the alcohol bracket is arranged on the breathable paper roller group 81, the alcohol spraying roller is arranged on the breathable paper roller group 81 and is positioned in the alcohol supporting groove, the alcohol supporting groove is connected with an alcohol conveying pipe and an alcohol discharging pipe, one end of the alcohol conveying pipe extends into the alcohol spraying roller, the other end is connected with an external alcohol supply source, when the alcohol spraying device works, the external alcohol supply source inputs alcohol into the alcohol spraying roller, the alcohol spraying roller rotates, at the moment, the alcohol is thrown out under the action of centrifugal force and is sprayed on the breathable paper, and the air-permeable paper is contacted with the steel mesh printing plate 71, so that the ink can be softened by the alcohol, and the ink adhered to the steel mesh printing plate 71 can be easily erased by the air-permeable paper.

In this embodiment, as shown in fig. 1, the device further includes a housing 9, the housing 9 is covered on the rack 1, and the housing 9 is provided with through holes corresponding to the first conveying mechanism 3 and the second conveying mechanism 5, so that the other ends of the first conveying support 31 and the second conveying support extend out; the arrangement of the machine shell 9 can effectively block dust or foreign matters, and the dust or the foreign matters are prevented from being adhered during printing; and a door leaf can be arranged on the machine shell 9 so as to observe the printing condition at any time and make adjustment in time.

In this embodiment, still can be in four angular positions in frame 1 bottom installation supporting legs and universal wheel, during operation, live whole steel mesh lithography apparatus by the supporting legs support, and when needing to remove steel mesh lithography apparatus, pack up the supporting legs, live whole steel mesh lithography apparatus by the universal wheel support to be convenient for remove steel mesh lithography apparatus, the structure is more nimble.

The above is only a preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the protection scope of the present invention.

Claims

1. A steel mesh printing device is characterized by comprising a rack (1), a touch controller (2), a first conveying mechanism (3), a product lifting device (4), a second conveying mechanism (5), a printing mechanism (6) and a steel mesh frame (7), wherein the first conveying mechanism (3) and the second conveying mechanism (5) are respectively fixed at two ends of the rack (1), the product lifting device (4) is arranged on the rack (1) and is positioned between the first conveying mechanism (3) and the second conveying mechanism (5), the printing mechanism (6) comprises a printing cutter set (61), a first driving assembly (62) for driving the printing cutter set (61) to move along the y-axis direction and a second driving assembly (63) for driving the printing cutter set (61) to move along the z-axis direction, the steel mesh frame (7) is arranged on the printing mechanism (6) and is positioned between the printing mechanism (6) and the product lifting device (4), the steel mesh frame (7) is provided with a steel mesh printing plate (71), and the touch controller (2) is used for controlling the work of the first conveying mechanism (3), the product lifting device (4), the second conveying mechanism (5), the printing mechanism (6) and the steel mesh frame (7);

the product lifting device (4) comprises a lifting platform mechanism (41), a steel mesh printing platform (42) and a third conveying mechanism (43), the lifting platform mechanism (41) comprises a lifting driving component (411), a lifting supporting platform (412) and a vacuum adsorption component (413), the lifting driving component (411) is used for driving the lifting support platform (412) to ascend and descend, the two sides of the lifting support platform (412) are respectively connected with a mounting seat (44) in a sliding way, the mounting seat (44) is fixed on the frame (1), the lifting support table (412) is positioned below the third conveying mechanism (43), a carrier clamping platform (4121) is arranged on the lifting support platform (412), the vacuum adsorption component (413) is arranged on the lifting support platform (412) and is positioned below the carrier clamping platform (4121), and the vacuum adsorption component (413) is used for via hole printing; the steel mesh printing platform (42) is connected with the third conveying mechanism (43) and is positioned above the third conveying mechanism (43), the steel mesh printing platform (42) can move up and down relative to the third conveying mechanism (43), the steel mesh printing platform (42) is provided with a steel mesh printing jig (421) matched with the printing carrier, and the steel mesh printing platform (42) is used for bearing steel mesh printing work; and two ends of the third conveying mechanism (43) are respectively fixedly connected to the mounting seat (44) and used for conveying the printing carrier.

2. A steel mesh printing apparatus according to claim 1, wherein the vacuum sucking assembly (413) comprises a waste collecting box (4131) and a vacuum sucking disc (4132), the waste collecting box (4131) is installed on the elevating support table (412), the vacuum sucking disc (4132) is installed on the top of the waste collecting box (4131), the vacuum sucking disc (4132) is connected with an external vacuum pump; the lifting support platform (412) is provided with a plurality of lifting components (4122) which are used for lifting the vacuum adsorption component (413) and enabling the vacuum sucker (4132) to be in sealing fit with the carrier clamping platform (4121), and the carrier clamping platform (4121) is further provided with through holes corresponding to the printing carriers.

3. The steel mesh printing apparatus according to claim 2, wherein the jacking assembly (4122) comprises a jacking cylinder (4122 a), a slider (4122 b) and a tension spring (4122 c), the jacking cylinder (4122 a) is fixed on the lifting support platform (412), the slider (4122 b) is slidably connected on the lifting support platform (412), the output end of the jacking cylinder (4122 a) is connected with one end of the slider (4122 b), one end of the tension spring (4122 c) is connected with the other end of the slider (4122 b), and the other end of the tension spring (4122 c) is fixed on the top of the lifting support platform (412).

4. A steel mesh printing apparatus according to claim 1, wherein one end of the carrier clamping platform (4121) is provided with a first limiting post (4121 a), and the lifting support table (412) is provided with a side pushing component (4123) for clamping the printing carrier in cooperation with the first limiting post (4121 a).

5. A steel mesh printing device according to claim 4, wherein the edge-pushing component (4123) comprises an edge-pushing sliding table cylinder (4123 a) and a second limiting column (4123 b), the edge-pushing sliding table cylinder (4123 a) is fixed on the lifting support table (412), the second limiting column (4123 b) is connected with the output end of the edge-pushing sliding table cylinder (4123 a), and the other end of the carrier clamping platform (4121) is provided with a notch for providing a moving space for the second limiting column (4123 b).

6. A steel mesh printing apparatus according to claim 1, wherein the steel mesh printing platform (42) comprises a printing platform frame (422), the steel mesh printing jig (421) is provided on the printing platform frame (422), the steel mesh printing platform (42) is provided with a first adjusting component (423) for adjusting the steel mesh printing jig (421) along the x-axis direction and a second adjusting component (424) for adjusting the steel mesh printing jig (421) along the y-axis direction.

7. A steel mesh printing apparatus according to claim 6, wherein the printing platform frame (422) comprises a first printing frame (4221) and a second printing frame (4222), the first printing frame (4221) is movably connected with the third conveying mechanism (43), the second printing frame (4222) is slidably connected with the first printing frame (4221), the steel mesh printing jig (421) is slidably connected with the second printing frame (4222), the first adjusting assembly (423) is fixed on the second printing frame (4222), the output end of the first adjusting assembly (423) is connected with the first printing frame (4221), the second adjusting assembly (424) is fixed on the second printing frame (4222), and the output end of the second adjusting assembly (424) is connected with the steel mesh printing jig (421); and a lifting guide rod (425) is connected between the first printing frame (4221) and the lifting support table (412), and the lifting guide rod (425) is used for providing guidance for the lifting support table (412).

8. A steel mesh printing apparatus according to claim 1, wherein the printing knife group (61) comprises a main knife rest (611) and a secondary knife rest (612) juxtaposed with the main knife rest (611), the lower end of the main knife rest (611) is provided with a main scraper (613), the lower end of the secondary knife rest (612) is provided with a secondary scraper (614), the upper end of the main knife rest (611) is connected with a main knife retraction member (615), the upper end of the secondary knife rest (612) is connected with a secondary knife retraction member (616), the main knife retraction member (615) is used for driving the main scraper (613) to move downwards and to move upwards, and the secondary knife retraction member (616) is used for driving the secondary scraper (614) to move downwards and to move upwards.

9. A steel mesh printing apparatus according to claim 1, wherein one end of the steel mesh frame (7) is provided with an opening for sliding the steel mesh printing plate (71), the steel mesh frame (7) is further provided with an adjusting component (72) for adjusting the steel mesh printing plate (71) to move along the x and y directions, and a plurality of cylinder pressing components (73) for fixing the steel mesh printing plate (71).

10. A steel mesh printing apparatus according to claim 1, further comprising a cleaning mechanism (8) for cleaning the steel mesh printing plate (71), wherein the cleaning mechanism (8) is located between the steel mesh frame (7) and the steel mesh printing platform (42); the cleaning mechanism (8) comprises a breathable paper passing roller set (81), a vacuum cavity (82) arranged on the breathable paper passing roller set (81), a cleaning lifting cylinder (83) used for driving the breathable paper passing roller set (81) to lift and a cleaning driving assembly (84) used for driving the breathable paper passing roller set (81) to move along the y-axis direction, and the vacuum cavity (82) is connected with an external vacuum pump; the vacuum switch device is characterized by further comprising a vacuum switch (85), wherein the vacuum switch (85) is used for switching connection of the vacuum cavity (82) and the vacuum adsorption assembly (413) with an external vacuum pump.