CN218876586U

CN218876586U - High-precision screen printer for electronic screen

Info

Publication number: CN218876586U
Application number: CN202223142488.0U
Authority: CN
Inventors: 程波勇; 汪应纳
Original assignee: Heshengda Dongguan Automation Equipment Co ltd
Current assignee: Heshengda Dongguan Automation Equipment Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-18
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses an electronic screen high accuracy screen printing machine, including main frame, synchronous elevating system, printing platform mechanism and screen printing mechanism, the top of main frame is equipped with the screen printing mechanism that is used for the silk screen printing of intaking, matches screen printing mechanism on the main frame and is equipped with synchronous elevating system, can drive through synchronous elevating system screen printing mechanism realizes the up-and-down motion, and the bottom fixedly connected with that lies in screen printing mechanism on the main frame is used for bearing the printing platform mechanism of electronic screen glass, and is equipped with the positioning mechanism who is used for fixing a position electronic screen glass in the printing platform mechanism and is used for carrying the conveying mechanism of electronic screen glass. The utility model relates to a screen printing machine technical field, it has the characteristics that reduce manual intervention, accelerate production efficiency, printing precision height.

Description

High-precision screen printer for electronic screen

Technical Field

The utility model relates to a screen printing machine technical field, specific electronic screen high accuracy screen printing machine that says so.

Background

The screen printing machine is a machine using a screen plate Shi Yin, which is one of printing machines. A screen printer is a machine that prints characters and images, and is a generic name of a machine or apparatus for producing printed matters. The screen printing machine belongs to the more representative printing equipment in the porous printing machine, and the material for manufacturing the screen can be nylon wires, copper wires, steel wires or stainless steel wires besides real silk. The screen printing method can be divided into a plane screen printing machine, a curved screen printing machine, a rotary screen printing machine and the like, and particularly, the screen printing refers to the method that a screen is used as a plate base, the basic principle that part of meshes of image-text parts of a screen printing plate can penetrate ink and part of meshes of non-image-text parts can not penetrate ink is utilized to carry out printing, a scraper plate is used for applying certain pressure to ink positions on the screen printing plate during printing, meanwhile, the scraper plate moves towards the other end of the screen printing plate at a constant speed, and the ink is extruded to a printing stock from the meshes of the image-text parts by the scraper plate during moving. When present electronic screen production, need realize the screen printing on electronic screen glass, when screen printing machine carries out the silk screen printing, need descend screen frame and screen printing module through synchronous elevating system, thereby stock (glass) to the below is exerted pressure, but present synchronous elevating system adopts the chain mostly, belt or multiunit electric jar, the cylinder is realized, the stability and the synchronism that such structure can't guarantee to go up and down are poor, just also make the precision reduce, then realize that the printing precision reduces.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a screen printing machine who reduces manual intervention, accelerates production efficiency, printing precision height.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: electronic screen high accuracy screen printing machine, including main frame, synchronous elevating system, printing platform mechanism and screen printing mechanism, the top of main frame is equipped with screen printing mechanism, match on the main frame screen printing mechanism is equipped with synchronous elevating system, lie in on the main frame the bottom fixedly connected with of screen printing mechanism printing platform mechanism, be equipped with positioning mechanism and conveying mechanism on the printing platform mechanism.

In some of these embodiments, screen printing mechanism includes mounting bracket, linear motion module and screen printing module, fixedly connected with on the mounting bracket the linear motion module, but be equipped with linear motion's motion frame on the linear motion module, sliding connection has in the motion frame the screen printing module, fixedly connected with servo telescopic cylinder in the motion frame, servo telescopic cylinder with screen printing module fixed connection, fixedly connected with screen frame mounting on the mounting bracket.

In some embodiments, the synchronous lifting mechanism comprises a servo motor, a planetary reducer, a high-precision steering gear and an electric cylinder lifting piece, the servo motor is fixedly connected to the main frame, a power output end of the servo motor is in power connection with the planetary reducer, the planetary reducer is in power connection with the high-precision steering gear, the high-precision steering gear is in power connection with the electric cylinder lifting piece, and the electric cylinder lifting piece is fixedly connected with the mounting frame.

In some embodiments, the printing table mechanism includes a base and a printing table plate, the base is fixedly connected to the main frame, an inner chamber is arranged inside the base, the printing table plate is fixedly connected to the top surface of the base, the conveying mechanism is arranged on the base, a belt groove is arranged on the printing table plate and matched with the conveying mechanism, a plurality of groups of adsorption holes are further arranged on the printing table plate, and the positioning mechanism is located in the inner chamber.

In some embodiments, the positioning mechanism includes an X-axis positioning mechanism and a Y-axis positioning mechanism, the X-axis positioning mechanism includes an X-axis positioning head that moves linearly along an X-axis direction, the Y-axis positioning mechanism includes a Y-axis positioning head that moves linearly along a Y-axis, a Y-axis chute and an X-axis chute are provided on the printing platen, the X-axis positioning head is located in the X-axis chute, and the Y-axis positioning head is located in the Y-axis chute.

In some of these embodiments, X axle positioning mechanism still includes X axle drive arrangement, X axle drive lead screw and X axle motion platform, along X axle direction fixedly connected with X axle motion guide rail on the interior chamber, sliding connection has on the X axle motion guide rail X axle motion platform, threaded connection has on the X axle motion platform X axle drive lead screw, the inside fixedly connected with of interior chamber X axle drive arrangement, X axle drive arrangement with X axle drive lead screw power is connected, X axle location head fixed connection be in on the X axle motion platform.

In some of these embodiments, Y axle positioning mechanism still includes Y axle drive arrangement, Y axle drive lead screw and Y axle motion platform, along Y axle mode fixedly connected with Y axle motion guide rail in the interior chamber, sliding connection has on the Y axle motion guide rail Y axle motion platform, threaded connection has on the Y axle motion platform Y axle drive lead screw, the indoor fixedly connected with of interior chamber Y axle drive arrangement, Y axle drive arrangement with Y axle drive lead screw power is connected, the last fixedly connected with of Y axle motion platform extends the frame, fixedly connected with multiunit on the extension frame Y axle location head.

Compared with the prior art, the beneficial effects of the utility model are that: can drive silk screen printing mechanism through synchronous elevating system and rise or descend, and synchronous elevating system adopts servo motor, planetary reducer, high-accuracy steering gear and electric jar lifter constitute, the integrated level is high, a set of servo motor can drive multiunit electric jar lifter in step and realize synchronous lift, the lifting accuracy is high, can directly carry electronic screen glass to the printing platen through the conveying mechanism in the printing platform mechanism, can realize automatic accurate location to electronic screen glass through positioning mechanism, thereby guarantee electronic screen glass screen printing's precision, also reduced artificial intervention, and the production efficiency is accelerated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a screen printing mechanism of the present invention;

FIG. 3 is a schematic structural view of the middle synchronous lifting mechanism of the present invention;

FIG. 4 is a schematic structural view of a printing table mechanism of the present invention;

fig. 5 is a schematic view of the internal structure of the middle base of the present invention.

In the figure: 1. a main frame; 2. a synchronous lifting mechanism; 201. a servo motor; 202. a planetary reducer; 203. a high precision steering gear; 204. an electric cylinder lifting member; 3. a printing table mechanism; 301. a base; 302. a printing platen; 303. an inner chamber; 304. a belt groove; 305. an adsorption hole; 306. an X-axis positioning mechanism; 307. a Y-axis positioning mechanism; 308. an X-axis positioning head; 309. a Y-axis positioning head; 310. an X-axis chute; 311. a Y-axis chute; 312. an X-axis drive device; 313. the X-axis drives the lead screw; 314. an X-axis motion stage; 315. an X-axis motion guide rail; 316. a Y-axis drive device; 317. the Y-axis drives the lead screw; 318. a Y-axis motion stage; 319. a Y-axis motion guide rail; 320. an extension frame; 4. a screen printing mechanism; 401. a mounting frame; 402. a linear motion module; 403. a screen printing module; 404. a moving frame; 405. a servo telescopic cylinder; 406. a screen frame fixing part; 5. a positioning mechanism; 6. a conveying mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the high-precision screen printing machine for electronic screens includes a main frame 1, a synchronous lifting mechanism 2, a printing table mechanism 3 and a screen printing mechanism 4, wherein the screen printing mechanism 4 for water inlet screen printing is disposed on the top of the main frame 1, the synchronous lifting mechanism 2 is disposed on the main frame 1 matching with the screen printing mechanism 4, the screen printing mechanism 4 can be driven by the synchronous lifting mechanism 2 to move up and down, the printing table mechanism 3 for bearing electronic screen glass is fixedly connected to the bottom of the screen printing mechanism 4 on the main frame 1, and a positioning mechanism 5 for positioning the electronic screen glass and a conveying mechanism 6 for conveying the electronic screen glass are disposed on the printing table mechanism 3.

In some embodiments, the screen printing mechanism 4 includes a mounting frame 401, a linear motion module 402 and a screen printing module 403, the two ends of the linear motion module 402 are fixedly connected with the mounting frame 401, the linear motion module 402 is provided with a motion frame 404 capable of performing linear motion, the motion frame 404 is connected with the screen printing module 403 in a sliding manner, the motion frame 404 is connected with a servo telescopic cylinder 405 in a fixed manner, the servo telescopic cylinder 405 is fixedly connected with the screen printing module 403, so that the screen printing module 403 can perform linear motion under the action of the linear motion module 402, the screen printing module 403 can ascend or descend under the driving of the servo telescopic cylinder 405, a screen frame fixing member 406 for a screen is further fixedly connected to the bottom of the screen printing module 403 on the mounting frame 401, and more specifically, the screen printing module 403 in this embodiment includes a module frame, and a doctor blade and a return blade fixed on the module frame.

In some embodiments, the synchronous lifting mechanism 2 includes a servo motor 201, planetary speed reducers 202, high-precision steering gears 203 and electric cylinder lifting members 204, and the electric cylinder lifting members 204 in this embodiment are lead screw telescopic main body structures of electric telescopic cylinders without a driving device, a set of servo motors 201 is fixedly connected to the main frame 1, power output ends of the servo motors 201 are in power connection with two sets of planetary speed reducers 202 through transmission shafts, each set of planetary speed reducers 202 is in power connection with two sets of high-precision steering gears 203 through another set of transmission shaft, power output ends of each set of high-precision steering gears 203 are in power connection with power input ends of a set of electric cylinder lifting members 204, telescopic ends of each set of electric cylinder lifting members 204 are in fixed connection with the mounting frame 401, so that each set of planetary speed reducers 202 can be driven to work through one set of servo motors 201, the planetary speed reducers 202 can transmit power to the high-precision steering gears 203 after reducing the power, the high-precision steering gears 203 transmit the power to the electric cylinder lifting members 204, when the electric cylinder lifting members 204 work, the mounting frame 401 can be driven to realize ascending or descending, and then the synchronous lifting of the screen printing mechanism can ensure the high precision of the screen printing mechanism, and the stability of the lifting mechanisms 201 and the synchronous lifting mechanism.

In some embodiments, the printing table mechanism 3 includes a base 301 and a printing platen 302, the base 301 is fixedly connected to the main frame 1, an inner chamber 303 is disposed inside the base 301, the printing platen 302 is fixedly connected to a top surface of the base 301, the base 301 is provided with a conveying mechanism 6, the conveying mechanism 6 in this embodiment selects the belt conveying mechanism 6, a belt groove 304 is disposed on the printing platen 302 and matches with the conveying mechanism 6, so that when the electronic screen glass is located on the printing platen 302, a transmission belt of the belt conveying mechanism 6 can abut against the electronic screen glass, and then the electronic screen glass is conveyed by the belt conveying mechanism 6, a plurality of groups of adsorption holes 305 are further disposed on the printing platen 302, and a vacuum adsorption device can be disposed on the base 301 in cooperation with the adsorption holes 305, so that the electronic screen glass located on the printing platen 302 is vacuum-adsorbed and fixed by the vacuum adsorption device, and meanwhile, the positioning mechanism 5 is located in the inner chamber 303.

In some embodiments, the positioning mechanism 5 includes an X-axis positioning mechanism 306 and a Y-axis positioning mechanism 307, the X-axis positioning mechanism includes an X-axis positioning head 308 capable of linearly moving along an X-axis direction, the Y-axis positioning mechanism 307 includes a Y-axis positioning head 309 capable of linearly moving along a Y-axis, the printing platen 302 is provided with a Y-axis chute 311 and an X-axis chute 310, the X-axis positioning head 308 is located in the X-axis chute 310, and the Y-axis positioning head 309 is located in the Y-axis chute 311, so that after the electronic screen glass is located on the printing platen 302, the X-axis positioning head 308 can be driven by the X-axis positioning mechanism 306 to move along the X-axis direction, and then the electronic screen glass is driven to move along the X-axis direction, and then the Y-axis positioning head 309 can be driven by the Y-axis positioning mechanism 307 to move along the Y-axis direction, and then the electronic screen glass is driven to move along the Y-axis direction, and thus the position accuracy of the electronic screen glass can be ensured by adjusting the X, Y of the electronic screen glass.

In some embodiments, the X-axis positioning mechanism 306 further includes an X-axis driving device 312, an X-axis driving lead screw 313, and an X-axis moving table 314, an X-axis moving guide rail 315 is fixedly connected to the inner chamber 303 along the X-axis direction, two sets of X-axis moving tables 314 are slidably connected to the X-axis moving guide rail 315, the X-axis driving lead screw 313 is connected to the two sets of X-axis moving tables 314 through a thread, the X-axis driving device 312 is fixedly connected to the inner chamber 303, the X-axis driving device 312 is in power connection with the X-axis driving lead screw 313, and the X-axis positioning head 308 is fixedly connected to the X-axis moving table 314, so that the X-axis driving lead screw 313 can be driven to rotate by the X-axis driving device 312, and then the two sets of X-axis moving tables 314 perform linear motion along the X-axis direction, and then the above-mentioned X-axis positioning head 308 can perform motion effect along the X-axis direction.

In some embodiments, the Y-axis positioning mechanism 307 further includes a Y-axis driving device 316, a Y-axis driving lead screw 317, and a Y-axis moving table 318, a Y-axis moving guide 319 is fixedly connected to the inner chamber 303 along the Y-axis manner, two sets of Y-axis moving tables 318 are slidably connected to the Y-axis moving guide 319, a Y-axis driving lead screw 317 is threadedly connected to each set of Y-axis moving tables 318, a Y-axis driving device 316 is fixedly connected to the inner chamber 303, the Y-axis driving device 316 is dynamically connected to the Y-axis driving lead screw, two sets of extending frames 320 are fixedly connected to each set of Y-axis moving tables 318, and two sets of Y-axis positioning heads 309 are fixedly connected to each extending frame 320, so that the Y-axis driving lead screw 317 can be driven by the Y-axis driving device 316 to rotate, and then the two sets of Y-axis moving tables 318 perform linear movement along the Y-axis direction, thereby achieving the above-mentioned X-axis positioning effect of the Y-axis positioning heads 309.

To sum up, the embodiment discloses a high-precision screen printer for an electronic screen, which is mainly used for screen printing of electronic screen glass, and the specific working method is that the electronic screen glass is driven to a printing platen 302 through a belt conveying mechanism 6, then the electronic screen glass is driven to adjust in the direction of an X axis and a Y axis through an X axis positioning mechanism 306 and a Y axis positioning mechanism 307, so that the position of the electronic screen glass is accurate, after the adjustment is completed, a vacuum adsorption device adsorbs and fixes the electronic screen glass on the printing platen 302, each group of electric cylinder lifting pieces 204 is driven to work through a servo motor 201, so that a screen printing mechanism 4 on the upper portion descends until a frame fixing piece 406 abuts against the electronic screen glass at the bottom, then the servo telescopic cylinder 405 drives the screen printing module 403 to descend, so that the screen printing module 403 and a screen in the frame fixing piece 406, the screen printing module 403 is driven to perform linear reciprocating motion through a linear motion module 402, so that the screen printing is performed on the electronic screen glass, after the printing is completed, the servo motor 201 drives the electric cylinder lifting pieces 204 to abut against the screen impression mechanism on the upper portion, so that the screen impression mechanism on the upper portion ascends, then the adsorption and the screen printing of the electronic screen glass is released, and the finished product is printed by the belt conveying mechanism 6.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Electronic screen high accuracy screen printing machine, its characterized in that: including main frame (1), synchronous elevating system (2), printing platform mechanism (3) and screen printing mechanism (4), the top of main frame (1) is equipped with silk screen printing mechanism (4), match on main frame (1) silk screen printing mechanism (4) are equipped with synchronous elevating system (2), lie in on main frame (1) the bottom fixedly connected with of silk screen printing mechanism (4) printing platform mechanism (3), be equipped with positioning mechanism (5) and conveying mechanism (6) on printing platform mechanism (3).

2. The electronic screen high accuracy screen printing machine of claim 1, wherein: the silk screen printing mechanism (4) comprises an installation frame (401), a linear motion module (402) and a screen printing module (403), the installation frame (401) is fixedly connected with the linear motion module (402), the linear motion module (402) is provided with a motion rack (404) capable of performing linear motion, the motion rack (404) is connected with the screen printing module (403) in a sliding mode, the motion rack (404) is provided with a servo telescopic cylinder (405) fixedly connected with the servo telescopic cylinder, the servo telescopic cylinder (405) is connected with the screen printing module (403) fixedly connected with the screen frame fixing piece (406).

3. The electronic screen high accuracy screen printing machine of claim 2, wherein: synchronous elevating system (2) are including servo motor (201), planetary reducer (202), high accuracy steering gear (203) and electric cylinder lift (204), fixedly connected with on main frame (1) servo motor (201), the power take off of servo motor (201) with planetary reducer (202) power connection, planetary reducer (202) with power connection between high accuracy steering gear (203), high accuracy steering gear (203) with electric cylinder lift (204) power connection, electric cylinder lift (204) with mounting bracket (401) fixed connection.

4. The electronic screen high accuracy screen printing machine of claim 1, wherein: printing platform mechanism (3) includes base (301) and printing platen (302), base (301) fixed connection be in on main frame (1), inside inner chamber (303) of being equipped with of base (301), base (301) top surface fixedly connected with printing platen (302), be equipped with on base (301) conveying mechanism (6), match on printing platen (302) conveying mechanism (6) are equipped with the race track, still be equipped with multiunit absorption hole (305) on printing platen (302), positioning mechanism (5) are located in inner chamber (303).

5. The electronic screen high accuracy screen printing machine of claim 4, wherein: the positioning mechanism (5) comprises an X-axis positioning mechanism (306) and a Y-axis positioning mechanism (307), the X-axis positioning mechanism (306) comprises an X-axis positioning head (308) which moves linearly along the X-axis direction, the Y-axis positioning mechanism (307) comprises a Y-axis positioning head (309) which moves linearly along the Y-axis mode, a Y-axis chute (311) and an X-axis chute (310) are arranged on the printing platen (302), the X-axis positioning head (308) is located in the X-axis chute (310), and the Y-axis positioning head (309) is located in the Y-axis chute (311).

6. The electronic screen high accuracy screen printing machine of claim 5, wherein: x axle positioning mechanism (306) still includes X axle drive arrangement (312), X axle drive lead screw (313) and X axle motion platform (314), interior chamber (303) are gone up along X axle direction fixedly connected with X axle motion guide rail (315), sliding connection has on X axle motion guide rail (315) X axle motion platform (314), threaded connection has on X axle motion platform (314) X axle drive lead screw (313), the inside fixedly connected with of interior chamber (303) X axle drive arrangement (312), X axle drive arrangement (312) with X axle drive lead screw (313) power connection, X axle location head (308) fixed connection be in on X axle motion platform (314).

7. The electronic screen high accuracy screen printing machine of claim 5, wherein: y axle positioning mechanism (307) still include Y axle drive arrangement (316), Y axle drive lead screw (317) and Y axle motion platform (318), interior chamber (303) are gone up along Y axle mode fixedly connected with Y axle motion guide rail (319), sliding connection has on Y axle motion guide rail (319) Y axle motion platform (318), threaded connection has on Y axle motion platform (318) Y axle drive lead screw (317), fixedly connected with in interior chamber (303) Y axle drive arrangement (316), Y axle drive arrangement (316) with Y axle drive lead screw (317) power connection, fixedly connected with extension frame (320) on Y axle motion platform (318), fixedly connected with multiunit on extension frame (320) Y axle location head (309).