CN216268117U - Full-automatic silk screen printing equipment - Google Patents

Abstract

The utility model provides full-automatic silk-screen equipment, which is characterized in that: the screen printing device comprises a transfer mechanism, a screen printing device, a detection device, a screen cleaning device and a control system, wherein the transfer mechanism, the screen printing device, the detection device and the screen cleaning device are respectively connected with the control system; according to the utility model, through PLC full-automatic control, the labor hour is reduced, the labor cost is reduced, the working efficiency is improved, and meanwhile, the screen printing plate cleaning device and the detection device are arranged on the equipment, so that the quality of a screen printing product is ensured.

Description

Full-automatic silk screen printing equipment

Technical Field

The utility model relates to the technical field of screen printing equipment, in particular to full-automatic screen printing equipment.

Background

The screen printing is the most widely used process in stencil printing, and the screen printing technology has been developed since the last 70 th century, and established an advantage in the market due to its relatively simple production process. There are also various manufacturing processes for screen printing, which is based on the principle that a stencil with an image or pattern is attached to a screen, usually made of nylon, polyester, silk or metal mesh, for printing. When the printing stock is placed under the screen plate with the stencil, the screen printing ink is pressed by the scraper through the mesh holes in the middle of the screen plate and is printed on the printing stock.

At present, screen printing equipment on the market is generally semi-automatic screen printing, namely semi-manual automatic screen printing, and has the disadvantages of low processing efficiency, high labor cost, low processing precision and poor quality of printed products.

SUMMERY OF THE UTILITY MODEL

The utility model provides full-automatic silk-screen printing equipment, which solves the technical problems of low equipment processing efficiency, high labor cost, low processing precision and poor product quality in the prior art.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

the utility model provides full-automatic silk-screen printing equipment which comprises a transfer mechanism, a silk-screen printing device, a detection device, a screen printing plate cleaning device and a control system, wherein the transfer mechanism, the silk-screen printing device, the detection device and the screen printing plate cleaning device are respectively connected with the control system;

the transfer mechanism comprises a rotary table, a first mechanical arm and a second mechanical arm, the first mechanical arm, the screen printing device and the detection device are sequentially distributed on the periphery of the rotary table, the first mechanical arm transfers the product to be screen printed onto the rotary table or transfers the printed product out of the rotary table, the rotary table rotates to convey the product to be screen printed to the screen printing device and convey the printed product to the detection device, and the second mechanical arm transfers the printed product between the rotary table and the detection device;

the screen cleaning device is arranged on one side of the screen printing device and extends into the position below the screen printing plate of the screen printing device to clean the screen printing plate.

Further, the detection device comprises a support, a vision mechanism, a detection table and a first conveying mechanism, wherein the vision mechanism is installed on the support and detects printed products placed on the detection table, and the second manipulator rotates qualified products back to the turntable and transfers unqualified products to the first conveying mechanism.

Furthermore, the detection device also comprises a backlight source and an illuminating lamp, wherein the backlight source and the illuminating lamp are both arranged on the detection table.

Furthermore, the screen printing device comprises an automatic spraying mechanism, the automatic spraying mechanism comprises an atomizing box, a liquid adding tank, an atomizing nozzle and a pressure control assembly, the atomizing box is mounted on the periphery of the turntable and located between the first manipulator and the screen printing plate cleaning device, the liquid adding tank is mounted on the atomizing box and used for adding liquid into the atomizing box, and the atomizing nozzle is mounted on the atomizing box;

the pressure control assembly is connected with the atomizing box and used for controlling the internal pressure of the atomizing box; the pressure control assembly is connected with the control system.

Further, the screen cleaning apparatus includes:

the base is arranged on the screen printing equipment;

the cleaning assembly comprises a fixed frame, a cleaning roller, cleaning cloth and a conveying and recovering unit, wherein the cleaning roller is rotatably arranged on the fixed frame, one end of the cleaning cloth is arranged on the conveying and recovering unit, and the other end of the cleaning cloth is conveyed to the cleaning roller by the conveying and recovering unit and is recovered by the conveying and recovering unit after passing through the cleaning roller;

the pushing assembly is arranged on the base, and one end, far away from the base, of the pushing assembly is connected with the fixed frame so as to push the cleaning roller to be in contact with or far away from the screen printing plate;

the conveying and recycling unit and the pushing assembly are respectively connected with the control system.

Further, the conveying and recycling unit comprises an unwinding roller, a winding roller and a first driving mechanism, the unwinding roller and the winding roller are both rotatably arranged on the fixed frame, one end of the cleaning cloth is wound on the unwinding roller, and the other end of the cleaning cloth passes through the cleaning roller and then is wound on the winding roller;

the first driving mechanism drives the wind-up roll to rotate so that the cleaning cloth is unreeled by the unreeling roll and is recovered to the wind-up roll after passing through the cleaning roll.

The cleaning assembly further comprises a metering pump and a feeding part for wetting the cleaning cloth, the feeding part is mounted on the fixed frame, the metering pump is connected with the feeding part to pump cleaning agent to the feeding part, and the feeding part is arranged adjacent to the cleaning roller so that the cleaning cloth is wetted by the cleaning agent of the feeding part and then conveyed to the cleaning roller; the metering pump is connected with the control system;

the feeding piece is provided with a cavity, a feeding hole and a discharging hole, the discharging hole is communicated with the cavity to convey the cleaning agent to the cleaning cloth, and the feeding hole is communicated with the cavity and the metering pump respectively.

Furthermore, the screen printing equipment also comprises a dust removal device, wherein the dust removal device comprises a dust removal roller, a sliding mechanism and a cleaning mechanism, and the dust removal roller is arranged on the sliding mechanism so that the dust removal roller moves to the position of the cleaning mechanism after passing through a product to be screen printed and removing dust;

the cleaning mechanism comprises a cleaning plate, a cleaning piece and a transmission assembly, the cleaning piece is laid on one surface of the cleaning plate and covers the other opposite surface by passing through the end part of the cleaning plate, and both ends of the cleaning piece are connected with the transmission assembly so as to enable the cleaning piece to move on the cleaning plate; the sliding mechanism and the transmission assembly are respectively connected with the control system.

Furthermore, the transmission assembly comprises a second driving piece, a material receiving roller, a material discharging roller and a first steering wheel, the first steering wheel is fixedly installed on the cleaning plate, one end of the cleaning piece is wound on the material receiving roller, the other end of the cleaning piece is wound on the two opposite surfaces of the cleaning plate through the first steering wheel in a backward direction and is wound on the material discharging roller, and the second driving piece is connected with the material receiving roller.

Further, the material of dust removal roller is butadiene acrylonitrile rubber and/or polyurethane.

Further, slide mechanism includes slip table, guide rail and third driving piece, the slip table slide set up in on the guide rail, the third driving piece with the slip table is connected in order to drive its reciprocating sliding, the dusting roller install in on the slip table.

The utility model has the following beneficial effects:

1. the utility model adopts full-automatic control, cancels manual operation, reduces labor hour, reduces labor cost and improves the silk-screen processing efficiency;

2. the equipment is provided with the screen cleaning device, the screen can be automatically cleaned through the screen cleaning device, the cleaning efficiency is high, and meanwhile, the product quality is improved through cleaning the screen;

3. the device is provided with the detection device, so that the silk screen printing of each product can be fully/randomly detected in a state that the product is not shut down, defective products are sorted, and the quality of the silk-screen printed products is further improved.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic three-dimensional enlarged view of the detection device and a second manipulator;

FIG. 3 is a schematic three-dimensional enlarged view of the screen cleaning apparatus;

FIG. 4 is a schematic three-dimensional enlarged view of the dust removing device;

FIG. 5 is an enlarged view of a schematic construction of a cleaning mechanism in the dust removing device;

description of reference numerals:

110. a turntable; 120. a first manipulator; 130. a second manipulator;

200. a screen printing device;

300. a detection device; 310. a support; 320. a vision mechanism; 330. a detection table; 340. a first conveying mechanism; 350. an illuminating lamp;

400. a screen plate cleaning device; 410. a base; 420. cleaning the assembly; 421. a fixed frame; 422. cleaning the roller; 423. a conveying and recovering unit; 424. unwinding rollers; 425. a wind-up roll; 426. a first drive mechanism; 427. feeding parts; 430. a push assembly;

500. a dust removal device; 510. a dust removal roller; 522. cleaning the plate; 531. a material receiving roller; 533. a discharge roller; 535. a cleaning member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. In the description of the present invention, the relevant orientation or positional relationship is based on the orientation or positional relationship shown in fig. 1, where "up" and "down" refer to the up-down direction of fig. 1. It is to be understood that such directional terms are merely used to facilitate describing the utility model and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must be constructed and operated in a particular orientation and therefore should not be considered as limiting the utility model.

In addition, the descriptions of "first", "second", etc. in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number or order of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1, an embodiment of the present application provides a full-automatic screen printing apparatus, including a transfer mechanism, a screen printing device 200, a detection device 300, a screen cleaning device 400, and a control system, where the transfer mechanism, the screen printing device 200, the detection device 300, and the screen cleaning device 400 are respectively connected to the control system;

the transfer mechanism comprises a turntable 110, a first manipulator 120 and a second manipulator 130, the first manipulator 120, the screen printing device 200 and the detection device 300 are sequentially arranged on the periphery of the turntable 110, the first manipulator 120 transfers the product to be screen printed onto the turntable 110 or transfers the printed product out of the turntable 110, the turntable 110 rotates to convey the product to be screen printed to the screen printing device 200 and convey the printed product to the detection device 300, and the second manipulator 130 transfers the printed product between the turntable 110 and the detection device 300; the screen cleaning device 400 is installed at one side of the screen printing device 200 to extend under the screen of the screen printing device 200 to clean the screen.

In this embodiment, a tray conveying assembly is installed on one side of a turntable, a plurality of trays are equidistantly placed on the tray conveying assembly, products to be screen-printed are placed on the trays, a rear cover jacking assembly is installed in the middle of the tray conveying assembly, a tray and tray assembly is installed at the tail end of a tray conveying mechanism, and the tray and tray assembly is used for intensively recycling and stacking trays at the tail end of the tray conveying assembly; firstly, the tray conveying component conveys the tray and the products on the tray to the side of the rear cover jacking component, the rear cover jacking component is started and jacks up the tray and the products on the tray, the first mechanical arm 120 is started, the products to be silk-screened are tightly sucked and transferred onto the turntable 110 through the sucking disc on the first mechanical arm 120, the turntable 110 rotates the products to the position of the dust removal device 500, and the dust removal device 500 cleans the dust on the products;

a visual alignment component is arranged between the peripheral dust removal device 500 of the rotary table 110 and the screen printing device 200, the rotary table 110 continues to rotate, a product to be screen-printed rotates to the position right below the visual alignment component, the visual alignment component positions and identifies the product to be screen-printed, the product placement error is prevented, the positioning precision is improved, after the identification is qualified, the rotary table 110 continues to rotate until the product rotates to the screen printing device 200, the screen printing device 200 is started, the screen printing device 200 performs screen printing on the product, after the screen printing of the product is completed, the rotary table 110 continues to rotate, the rotary table 110 transfers the product after the screen printing to the detection device 300, the second manipulator 130 clamps and transfers the screen printing product to be detected to the detection device 300, and the detection device 300 is started and detects the screen printing product; the detection of the detection device 300 shows that if the silk-screen product is qualified, the second manipulator 130 is started, the qualified silk-screen product is clamped and transferred to the turntable 110 by the second manipulator 130, the turntable 110 rotates and transfers the qualified silk-screen product to the side of the first manipulator 120, and the qualified silk-screen product is taken out by the first manipulator 120 and placed on a qualified product conveying line near the first manipulator; if the silk-screen printing product is unqualified product detected by the detection device 300, the second manipulator 130 takes out the unqualified silk-screen printing product and places the unqualified silk-screen printing product at other parts of the detection device 300 so as to facilitate the next operation of the detection device 300. The work flow of the whole set of equipment is fully automatically controlled by the control system, so that the working hours of workers are reduced, the labor cost is reduced, and the processing efficiency of the silk-screen equipment is improved.

In some embodiments, the inspection apparatus 300 includes a support 310, a vision mechanism 320, an inspection station 330, and a first conveying mechanism 340, the vision mechanism 320 is mounted on the support 310 and inspects the printed products placed on the inspection station 330, the second robot 130 transfers qualified products back to the turntable 110 and unqualified products to the first conveying mechanism 340; the quality of the silk-screen product to be detected is guaranteed through full/sampling inspection of the detection device 300; the end of first conveying mechanism 340 is provided with the defective goods storehouse, and the defective goods storehouse is used for collecting unqualified silk screen printing product, and the operating personnel of being convenient for carries out unqualified silk screen printing product and carries out centralized processing.

In some embodiments, the screen printing apparatus 200 includes an automatic spraying mechanism, the automatic spraying mechanism includes an atomizing box, a liquid adding tank, an atomizing nozzle and a pressure control assembly, the atomizing box is installed on the periphery of the turntable and located between the first manipulator and the screen cleaning device, the liquid adding tank is installed on the atomizing box for adding boiled oil and water into the atomizing box, and the atomizing nozzle is installed on the atomizing box;

the pressure control assembly is connected with the atomizing box and used for controlling the internal pressure of the atomizing box; the pressure control assembly is connected with a control system; because the printing ink has certain volatility, the oil and water are sprayed to the screen printing plate on the screen printing device 200 through the automatic spraying mechanism, so that the printing ink on the screen printing plate is kept in a certain humidity range for a long time, and the working hours of adding the printing ink by manual shutdown are reduced.

In some embodiments, the inspection apparatus 300 further comprises a backlight source and an illumination lamp 350, both of which are mounted on the inspection station 330; backlight source and light 350 are used for illuminating silk screen printing product for vision mechanism 320 can be more comprehensive to product detection, has further guaranteed silk screen printing product quality.

In some embodiments, the screen cleaning apparatus 400 includes:

the base 410, the base 410 is installed on the silk-screen printing equipment;

the cleaning assembly 420 comprises a fixed frame 421, a cleaning roller 422, cleaning cloth and a conveying and recovering unit 423, wherein the cleaning roller 422 is rotatably arranged on the fixed frame 421, one end of the cleaning cloth is arranged on the conveying and recovering unit 423, and the other end of the cleaning cloth is conveyed to the cleaning roller 422 by the conveying and recovering unit 423 and is recovered by the conveying and recovering unit 423 after passing through the cleaning roller 422;

the pushing assembly 430 is installed on the base 410, and one end of the pushing assembly 430, which is far away from the base 410, is connected with the fixed frame 421 to push the cleaning roller 422 to contact with or be far away from the screen printing plate;

in the foregoing, specifically, this half tone belt cleaning device 400, its base 410 mountable is on silk screen printing equipment, when silk screen printing equipment need wash the silk screen printing screen, propelling movement subassembly 430 can propelling movement washing subassembly 420, make cleaning roller 422 contact silk screen printing screen, and then the washing cloth that is located on cleaning roller 422 can clean washing silk screen printing screen, and along with propelling movement of propelling movement subassembly 430, cleaning roller 422 removes gradually and then cleaning roller 422's stroke covers whole silk screen printing screen, the washing cloth that is located on cleaning roller 422 can wash whole washing half tone, it is efficient to clean.

In the aforesaid, it is concrete, along with the removal of cleaning roller 422, carry recovery unit 423 work, drive and wash cloth and move on cleaning roller 422 to in time carry clean washing cloth to cleaning roller 422, make the washing cloth that washs the silk screen version be clean washing cloth, clean effect is good, and clean dirty washing cloth of washing behind the silk screen version recoverable to carrying recovery unit 423, can make things convenient for dirty recovery and the change washing of wasing cloth.

In the foregoing, it can be understood that the automatic cleaning device for the screen printing plate can be installed on a vacant rack of the screen printing equipment, so as to avoid hindering the normal operation of the screen printing equipment.

The conveying and recycling unit 423 and the pushing assembly 430 are respectively connected with the control system.

In some embodiments, the conveying and recycling unit 423 includes an unwinding roller 424, a winding roller 425 and a first driving mechanism 426, the unwinding roller 424 and the winding roller 425 are both rotatably disposed on the fixed frame 421, one end of the cleaning cloth is wound on the unwinding roller 424, and the other end of the cleaning cloth passes through the cleaning roller 422 and is wound on the winding roller 425;

the first driving mechanism 426 drives the wind-up roll 425 to rotate so that the cleaning cloth is unreeled by the unreeling roll 424 and is recovered to the wind-up roll 425 after passing through the cleaning roll 422.

In the foregoing, specifically, in this embodiment, in order to facilitate the work (convenient self-cleaning) of controlling first drive mechanism 426, servo motor can be preferred to first drive mechanism 426, and first drive mechanism 426 drives wind-up roll 425 and rotates, can realize unreeling and the rolling of washing cloth through the tension on the washing cloth, in order to guarantee that the washing cloth that is located on washing roller 422 is the clean washing cloth of conveying from unreeling roll 424, and can make the dirty washing cloth after the washing coil and retrieve to wind-up roll 425, simple structure, the practicality is strong.

In the foregoing, it can be understood that, in this scheme, unreeling and rolling of cleaning cloth are carried out synchronously, and in order to guarantee the synchronization effect, first actuating mechanism 426 can prefer synchronous drive unreeling roller 424 and wind-up roller 425 to rotate to reduce the influence of tension on unreeling and rolling synchronously, can avoid cleaning cloth too big and strain and damage cleaning cloth simultaneously.

In some embodiments, the cleaning assembly 420 further comprises a metering pump and an adding member 427 for wetting the cleaning cloth, the adding member 427 is installed on the fixing frame 421, the metering pump is connected with the adding member 427 to pump the cleaning agent to the adding member 427, the adding member 427 is arranged adjacent to the cleaning roller 422 to enable the cleaning cloth to be delivered to the cleaning roller 422 after being wetted by the cleaning agent of the adding member 427; the metering pump is connected with the control system;

in the foregoing, specifically, in this embodiment, after the cleaning cloth is unreeled by unreeling roller 424, it is soaked with the addition cleaning agent through the below of adding material 427 first, then is being carried to cleaning roller 422 and is being washd, and then the cleaning cloth after soaking can improve the clean effect of wasing the silk screen version.

The feeding piece 427 is provided with a cavity, a feeding hole and a discharging hole, the discharging hole is communicated with the cavity to convey the cleaning agent to the cleaning cloth, and the feeding hole is respectively communicated with the cavity and the metering pump.

In the aforesaid, the measuring pump can supply the cleaner to the cavity in, the cleaner can spill by the discharge opening, and then falls to washing cloth, soaks washing cloth.

In some embodiments, the screen printing apparatus further comprises a dust removing device 500, the dust removing device 500 comprises a dust removing roller 510, a sliding mechanism and a cleaning mechanism, the dust removing roller 510 is mounted on the sliding mechanism so that the dust removing roller 510 moves through the product to be screen printed and removes dust, and then moves on to the position of the cleaning mechanism;

the cleaning mechanism comprises a cleaning plate 522, a cleaning piece 535 and a transmission assembly, wherein the cleaning piece 535 is laid on one surface of the cleaning plate 522 and covers the other opposite surface by passing through the end part of the cleaning plate 522, and both ends of the cleaning piece 535 are connected with the transmission assembly so that the cleaning piece 535 moves on the cleaning plate 522; the sliding mechanism and the transmission assembly are respectively connected with the control system.

In the embodiment of the application, the dust removal roller 510 removes dust from the product to be silk-screened. Slide mechanism drives dust removal roller 510 and treats silk screen printing product and clean between the mechanism reciprocating motion to after making dust removal roller 510 go up the adhesion impurity, can remove dust removal roller 510 to clean mechanism department, remove dust removal roller 510 back again after the cleanness is accomplished and treat the position of silk screen printing product and remove dust to it. The cleaning member 535 may be a clean tape, cloth, or the like, capable of removing particles such as dust from the surface of the dust removing roller 510. The dusting roller 510 can be moved back and forth over the cleaning members 535 by a sliding mechanism to ensure that the dusting roller 510 is clean in place. After the cleaning roller 510 is cleaned, the cleaning members 535 are driven by the driving assembly to collect the cleaning members 535 with dust and simultaneously release new cleaning members 535 for the next cleaning of the cleaning roller 510. The function of cleaning plate 522 is to position cleaning members 535 and provide an operational platform for cleaning of the scrub roller 510. The control system of the dust removing device 500 is electrically connected to the sliding mechanism, and the dust removing roller 510 is controlled to move to the cleaning mechanism for cleaning after removing dust on the screen printing product each time. Preferably, each piece of product to be screen-printed is cleaned 3 times using the dust removing device 500.

In some embodiments, the transmission assembly includes a second driving member, a material receiving roller 531, a material discharging roller 533, and a first steering wheel, the first steering wheel is fixedly installed on the cleaning plate 522, one end of the cleaning member 535 winds around the material receiving roller 531, the other end of the cleaning member backwards winds around two opposite surfaces of the cleaning plate 522 and winds around the material discharging roller 533 via the first steering wheel, and the second driving member is connected with the material receiving roller 531.

That is, the cleaning member 535 completes its movement on the cleaning plate 522 by the take-up roller 531 and the discharge roller 533. The second driving member drives the material receiving roller 531 to rotate, and drives the material discharging roller 533 and the first steering wheel to rotate by the movement of the cleaning member 535. The provision of a first diverting wheel enables cleaning members 535 to be diverted so as to lie flat on cleaning plate 522. The driving assembly can conveniently replace the cleaning pieces 535 on the cleaning plate 522, thereby eliminating the participation of manpower and greatly improving the working efficiency of cleaning the dust removing roller 510.

In some embodiments, the dusting roller 510 is made of nitrile rubber and/or polyurethane. Dust removal roller 510 among the prior art generally uses the great silica gel wheel of viscidity, generally contains silicon, fluorine element in its material, treats the silk screen printing product with this kind of dust removal roller 510 and removes dust the back, can remain silicon and fluorine on the surface of treating the silk screen printing product, can influence the laminating degree of product. For a mobile phone screen of a common silk-screen process, the fitting degree of the mobile phone screen can affect the yield of mobile phone components when the mobile phone components are glued by glue, so that the components are easy to have the problem of unstable assembly, and the normal operation of electronic products is affected. According to the embodiment of the application, the dust removing roller 510 is made of butadiene acrylonitrile rubber and/or polyurethane, no silicon or fluorine element is left, secondary pollution of a product to be silk-printed is avoided, any influence on the fitting degree of the product is avoided, and the yield of the product is greatly improved.

In some embodiments, the sliding mechanism includes a sliding table 511, a guide rail and a third driving element, the sliding table 511 is slidably disposed on the guide rail, the third driving element is connected with the sliding table 511 to drive the sliding table 511 to slide back and forth, and the dusting roller 510 is mounted on the sliding table 511. That is, the slide table 511 can move along the guide rail by the driving of the second driving unit, so that the dust removing roller 510 removes dust from the product to be screen-printed, and moves to the position of the cleaning plate 522 for cleaning after adhering foreign substances.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and all such changes or substitutions are included in the scope of the present invention. Moreover, the technical solutions in the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. The utility model provides a full-automatic silk screen printing equipment which characterized in that: the screen printing device comprises a transfer mechanism, a screen printing device, a detection device, a screen cleaning device and a control system, wherein the transfer mechanism, the screen printing device, the detection device and the screen cleaning device are respectively connected with the control system;

the transfer mechanism comprises a rotary table, a first mechanical arm and a second mechanical arm, the first mechanical arm, the screen printing device and the detection device are sequentially distributed on the periphery of the rotary table, the first mechanical arm transfers a product to be screen printed onto the rotary table or transfers the printed product out of the rotary table, the rotary table rotates to convey the product to be screen printed to the screen printing device and convey the printed product to the detection device, and the second mechanical arm transfers the printed product between the rotary table and the detection device;

the screen cleaning device is arranged on one side of the screen printing device and extends into the position below the screen printing plate of the screen printing device to clean the screen printing plate.

2. The full-automatic silk-screen printing device according to claim 1, wherein the detection device comprises a support, a vision mechanism, a detection table and a first conveying mechanism, the vision mechanism is mounted on the support and detects printed products placed on the detection table, and the second manipulator transfers qualified products to the turntable and transfers unqualified products to the first conveying mechanism.

3. The full-automatic screen printing device according to claim 2, wherein the screen printing apparatus comprises an automatic spraying mechanism, the automatic spraying mechanism comprises an atomizing box, a liquid adding tank, an atomizing nozzle and a pressure control assembly, the atomizing box is mounted on the periphery of the turntable and located between the first manipulator and the screen cleaning device, the liquid adding tank is mounted on the atomizing box for adding liquid into the atomizing box, and the atomizing nozzle is mounted on the atomizing box;

the pressure control assembly is connected with the atomizing box and used for controlling the internal pressure of the atomizing box; the pressure control assembly is connected with the control system.

4. The full-automatic screen printing equipment according to any one of claims 1 to 3, wherein the screen printing plate cleaning device comprises:

the base is arranged on the screen printing equipment;

the cleaning assembly comprises a fixed frame, a cleaning roller, cleaning cloth and a conveying and recovering unit, wherein the cleaning roller is rotatably arranged on the fixed frame, one end of the cleaning cloth is arranged on the conveying and recovering unit, and the other end of the cleaning cloth is conveyed to the cleaning roller by the conveying and recovering unit and is recovered by the conveying and recovering unit after passing through the cleaning roller;

the pushing assembly is arranged on the base, and one end, far away from the base, of the pushing assembly is connected with the fixed frame so as to push the cleaning roller to be in contact with or far away from the screen printing plate;

the conveying and recycling unit and the pushing assembly are respectively connected with the control system.

5. The full-automatic silk-screen printing device according to claim 4, wherein the conveying and recovering unit comprises an unwinding roller, a winding roller and a first driving mechanism, the unwinding roller and the winding roller are rotatably arranged on the fixed frame, one end of the cleaning cloth is wound on the unwinding roller, and the other end of the cleaning cloth passes through the cleaning roller and then is wound on the winding roller;

the first driving mechanism drives the wind-up roll to rotate so that the cleaning cloth is unreeled by the unreeling roll and is recovered to the wind-up roll after passing through the cleaning roll.

6. The full-automatic silk-screen printing device according to claim 4, wherein the cleaning assembly further comprises a metering pump and a feeding member for wetting the cleaning cloth, the feeding member is mounted on the fixed frame, the metering pump is connected with the feeding member to pump a cleaning agent to the feeding member, and the feeding member is arranged adjacent to the cleaning roller so that the cleaning cloth is wetted by the cleaning agent of the feeding member and then conveyed to the cleaning roller; the metering pump is connected with the control system;

the feeding piece is provided with a cavity, a feeding hole and a discharging hole, the discharging hole is communicated with the cavity to convey the cleaning agent to the cleaning cloth, and the feeding hole is communicated with the cavity and the metering pump respectively.

7. The full-automatic screen printing equipment according to any one of claims 1 to 3, wherein the screen printing equipment further comprises a dust removal device, the dust removal device comprises a dust removal roller, a sliding mechanism and a cleaning mechanism, and the dust removal roller is mounted on the sliding mechanism so that the dust removal roller moves to the position of the cleaning mechanism after passing through a product to be screen printed and removing dust;

the cleaning mechanism comprises a cleaning plate, a cleaning piece and a transmission assembly, the cleaning piece is laid on one surface of the cleaning plate and covers the other opposite surface by passing through the end part of the cleaning plate, and both ends of the cleaning piece are connected with the transmission assembly so as to enable the cleaning piece to move on the cleaning plate; the sliding mechanism and the transmission assembly are respectively connected with the control system.

8. The full-automatic silk-screen printing device according to claim 7, wherein the transmission assembly comprises a second driving member, a material receiving roller, a material discharging roller and a first steering wheel, the first steering wheel is fixedly mounted on the cleaning plate, one end of the cleaning member is wound on the material receiving roller, the other end of the cleaning member is wound on the material discharging roller after passing through two opposite surfaces of the cleaning plate through the first steering wheel, and the second driving member is connected with the material receiving roller.

9. The full-automatic silk screen printing equipment of claim 7, wherein the dust removing roller is made of butadiene acrylonitrile rubber and/or polyurethane.

10. The full-automatic silk-screen printing device according to claim 7, wherein the sliding mechanism comprises a sliding table, a guide rail and a third driving member, the sliding table is slidably disposed on the guide rail, the third driving member is connected with the sliding table to drive the sliding table to slide in a reciprocating manner, and the dust removing roller is mounted on the sliding table.

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