Automatic screen printing device and method

Abstract

The invention discloses an automatic silk-screen printing device and method, and belongs to the technical field of automatic equipment.The automatic silk-screen printing device comprises a rotary table mechanism, and the rotary table mechanism is used for sequentially transferring products covered with cover plates to a feeding station, a cleaning station, a silk-screen printing station and a discharging station which are arranged in the circumferential direction of the rotary table mechanism; the feeding station is used for placing a product covered with a cover plate, a cleaning mechanism is arranged at the cleaning station, a screen printing mechanism is arranged at the screen printing station, and a discharging mechanism is arranged at the discharging station; the cleaning mechanism is used for cleaning the surface of the product; the screen printing mechanism is used for performing screen printing on the product subjected to surface cleaning; and the discharging mechanism is used for taking out the cover plate and the screen-printed product. The technical effect that the production efficiency and the product quality can be improved is achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of automation equipment, and in particular relates to an automatic screen printing device and method. Background Art

[0002] Silk screen printing is a printing technology widely used in processing and manufacturing. At present, the silk screen printing processing of silicone curved surfaces and other products is usually done manually or semi-automatically. In the process of mass production, the manual or semi-automatic method is not only inefficient, but also the manual operation easily leads to unstable silk screen quality. At the same time, the process of manual cleaning, silk screen processing and moving products is cumbersome, and it is difficult to guarantee the processing effect, which limits the production efficiency and product quality of the silk screen processing of products.

[0003] Therefore, it is necessary to provide a new technical solution to solve the above technical problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is the technical problem of low production efficiency and product quality.

[0005] In order to solve the above technical problems, the present invention provides an automatic silk-screen printing device, which includes: a turntable mechanism, which is used to transfer the products covered with cover plates to a loading station, a cleaning station, a silk-screen printing station and a unloading station arranged along the circumference of the turntable mechanism in sequence, the loading station is used to place the products covered with cover plates, the cleaning station is provided with a cleaning mechanism, the silk-screen printing station is provided with a silk-screen printing mechanism, and the unloading station is provided with a unloading mechanism; the cleaning mechanism is used to clean the surface of the product; the silk-screen printing mechanism is used to silk-screen the product after surface cleaning; the unloading mechanism is used to take out the cover plate and the product after silk-screen printing, respectively.

[0006] Optionally, the turntable mechanism includes: a frame, a rotary drive and a disk body connected to the rotary drive, the frame is used to support the cleaning mechanism, the silk-screen printing mechanism and the unloading mechanism respectively; the rotary drive is arranged on the frame; the rotary drive is used to drive the disk body to rotate, the disk body is used to place products covered with a cover plate, and the loading station, the cleaning station, the silk-screen printing station and the unloading station are arranged along the circumference of the disk body.

[0007] Optionally, the cleaning mechanism includes: a pushing component, a mounting arm, and a cleaning component arranged on the mounting arm, the pushing component is connected to the frame; the mounting arm is connected to the pushing component, so that the cleaning component connected to the mounting arm is driven by the pushing component to clean the surface of the product.

[0008] Optionally, the pushing assembly includes a support frame, a pusher arranged on the support frame, and a guide rod arranged on the support frame, the support frame is arranged on the frame, and the pusher is connected to the mounting arm; the mounting arm is slidably arranged on the guide rod, so as to drive the mounting arm to move along the length extension direction of the guide rod through the pusher; the cleaning assembly includes a lifting drive, a bracket and a rotatable silicone roller arranged on the bracket, the lifting drive is arranged on the mounting arm; the bracket is connected to the lifting drive; the lifting drive pulls the bracket to drive the silicone roller to move in a direction close to or away from the disk body.

[0009] Optionally, the silk-screen printing mechanism includes: a lifting assembly, a silk-screen printing assembly and a moving assembly connected to the lifting assembly, the lifting assembly is arranged on the frame; the lifting assembly is used to push the moving assembly towards or away from the disk body; the silk-screen printing assembly is connected to the moving assembly to drive the silk-screen printing assembly to silk-screen the product through the moving assembly.

[0010] Optionally, the lifting assembly includes a mounting frame, a screw rod rotatably arranged on the mounting frame, and a connecting plate threadedly connected to the screw rod, wherein the mounting frame is arranged on the frame to drive the connecting plate to move along the length extension direction of the screw rod through the screw rod; the moving assembly includes a Y-axis module, a Z-axis module and a support plate, wherein the Y-axis module is connected to the connecting plate; the Z-axis module is connected to the Y-axis module to drive the Z-axis module to move along the length extension direction of the Y-axis module through the Y-axis module; the support plate is connected to the Z-axis module to drive the support plate to move along the length extension direction of the Z-axis module through the Z-axis module; the screen printing assembly includes a support frame connected to the Y-axis module, an adjustment driver arranged on the support plate, and a screen printing scraper, wherein the support frame is used to place the screen printing plate; the screen printing scraper is connected to the adjustment driver to drive the screen printing scraper to move in a direction close to or away from the disk body through the adjustment driver, and the screen printing plate is located between the screen printing scraper and the disk body.

[0011] Optionally, the unloading mechanism includes: a fixed frame, a lateral displacement assembly, a conveying assembly, a unloading assembly and a cache assembly, the fixed frame is arranged on the frame; the lateral displacement assembly is arranged on the fixed frame; the conveying assembly is arranged on the lateral displacement assembly, and the conveying assembly is used to take out the cover plate; the unloading assembly is arranged on the lateral displacement assembly, and the unloading assembly is used to take out the product, so as to drive the conveying assembly and the unloading assembly to move along the length extension direction of the lateral displacement assembly respectively through the lateral displacement assembly; the cache assembly includes a mounting plate and a tray arranged on the mounting plate, and the mounting plate is connected to the fixed frame so as to place the taken out cover plate into the tray through the conveying assembly.

[0012] Optionally, the conveying assembly includes a first moving part, a second moving part and a pick-and-place clamp, the first moving part is connected to the lateral displacement assembly; the second moving part is connected to the first moving part, so as to drive the second moving part to move along the length extension direction of the first moving part through the first moving part, and drive the first moving part to move along the length extension direction of the lateral displacement assembly through the lateral displacement assembly; the pick-and-place clamp is connected to the second moving part, so as to drive the pick-and-place clamp to move in a direction close to or away from the disk body through the second moving part; the unloading assembly includes an extending plate, a unloading drive and a unloading clamp, the extending plate is connected to the lateral displacement assembly, so as to drive the extending plate to move in the length extension direction of the lateral displacement assembly through the lateral displacement assembly; the unloading drive is arranged on the extending plate; the unloading clamp is connected to the unloading drive, so as to drive the unloading clamp to move in a direction close to or away from the disk body through the unloading drive.

[0013] According to another aspect of the present invention, the present invention also provides an automatic silk-screen printing method, which comprises: using a turntable mechanism to transfer the product covered with a cover plate placed at a loading station to a cleaning station, so that the surface of the product is cleaned by the cleaning mechanism; using a turntable mechanism to transfer the product after surface cleaning to a silk-screen printing station, so that the silk-screen printing mechanism is used to perform silk-screen printing on the product after surface cleaning; using a turntable mechanism to transfer the product after silk-screen printing to a unloading station, so that the unloading mechanism is used to respectively take out the cover plate and the product after silk-screen printing.

[0014] Optionally, the surface cleaning of the product by the cleaning mechanism includes: driving the cleaning component connected to the mounting arm by the pushing component to clean the surface of the product; the screen printing mechanism is used to screen print the product after surface cleaning, including: driving the screen printing component to screen print the product by the lifting component and the moving component connected to the lifting component respectively; the unloading mechanism is used to remove the cover plate and the product after screen printing respectively, including: driving the conveying component and the unloading component to move along the length extension direction of the lateral displacement component respectively by the lateral displacement component, and removing the cover plate by the conveying component, and removing the product by the unloading component; wherein the loading station, the cleaning station, the screen printing station and the unloading station are arranged along the circumference of the turntable mechanism.

[0015] Beneficial effects:

[0016] The present invention provides an automatic screen printing device, which places the product covered with a cover plate at a loading station, and a turntable mechanism sequentially transfers the product covered with the cover plate to a loading station, a cleaning station, a screen printing station and a unloading station arranged along the circumference of the turntable mechanism. The cleaning mechanism arranged at the cleaning station will perform surface cleaning on the product transferred to the cleaning station, the screen printing mechanism arranged at the screen printing station will perform screen printing on the product after surface cleaning, and the unloading mechanism arranged at the unloading station will respectively take out the cover plate and the product after screen printing. In this way, the turntable mechanism rotates and drives the products on each station to gradually advance to the next process. The loading station is used for initially placing the product covered with the cover plate to provide preparation for subsequent processing; the cleaning mechanism on the cleaning station will effectively remove impurities and dirt on the surface of the product to ensure the quality of screen printing; when the product enters the screen printing station, the screen printing mechanism will perform screen printing on the product; and when the product arrives at the unloading station, the unloading mechanism will respectively take out the cover plate and the product after screen printing, and the product after screen printing is separated from the cover plate, so as to realize the rapid offline and classified storage of the product. Then, through automated and continuous production methods, production efficiency and product quality can be significantly improved. Automated operations reduce manual intervention and the probability of human errors, which is conducive to improving product qualification and consistency. At the same time, continuous production processes will shorten production cycles and help improve production efficiency. Thus, the technical effect of improving production efficiency and product quality is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1A schematic structural diagram of an automatic screen printing device provided in an embodiment of the present invention.

[0019] Figure 2 A schematic structural diagram of a loading station, a cleaning station, a silk-screen printing station and an unloading station in an automatic silk-screen printing device provided in an embodiment of the present invention.

[0020] Figure 3 A schematic structural diagram of a turntable mechanism in an automatic screen printing device provided in an embodiment of the present invention.

[0021] Figure 4 A schematic structural diagram of a cleaning mechanism in an automatic screen printing device provided in an embodiment of the present invention.

[0022] Figure 5 A schematic structural diagram of a silk-screen printing mechanism in an automatic silk-screen printing device provided in an embodiment of the present invention.

[0023] Figure 6 A schematic diagram of the structure of a screw in an automatic screen printing device provided in an embodiment of the present invention.

[0024] Figure 7 A schematic structural diagram of a material unloading mechanism in an automatic screen printing device provided in an embodiment of the present invention.

[0025] Figure 8 A schematic structural diagram of a transport component in an automatic screen printing device provided in an embodiment of the present invention.

[0026] Fig. 9 A schematic structural diagram of a material unloading component in an automatic screen printing device provided in an embodiment of the present invention.

[0027] Fig.10 The present invention provides a flowchart of an automatic screen printing method.

[0028] The meanings of the symbols in the accompanying drawings are:

[0029] 1—turntable mechanism, 11—frame, 12—rotating drive, 13—disk body; 2—cleaning mechanism, 21—pushing assembly, 211—support frame, 212—pusher, 213—guide rod, 22—mounting arm, 23—cleaning assembly, 231—lifting drive, 232—bracket, 233—silicone roller; 31—lifting assembly, 311—mounting frame, 312—screw, 313—connecting plate, 314—guide rod, 315—sleeve, 32—moving assembly, 321—Y-axis module, 322—Z-axis module, 323—support plate, 33—screen printing assembly Parts, 331-support frame, 332-adjusting driver, 333-screen printing scraper, 334-screen printing plate; 41-fixed frame, 42-lateral displacement component, 43-handling component, 431-first moving component, 432-second moving component, 433-pick-up and place clamp, 44-unloading component, 441-extending plate, 442-unloading driver, 443-unloading clamp, 45-cache component, 451-mounting plate, 452-tray; 5-loading station, 51-cleaning station, 52-screen printing station, 53-unloading station; 6-product, 61-cover plate. DETAILED DESCRIPTION

[0030] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0031] In order to enable those skilled in the art to better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the present application.

[0032] In the embodiments of the present application, at least one refers to one or more; multiple refers to two or more. In the description of the present application, the words "first", "second", "third", etc. are only used for the purpose of distinguishing descriptions, and cannot be understood as indicating or implying relative importance, nor can they be understood as indicating or implying an order.

[0033] References to "one embodiment" or "some embodiments" etc. described in this specification mean that one or more embodiments of the present application include specific features, structures or characteristics described in conjunction with the embodiment. Therefore, in this specification, the terms "include", "comprise", "have" and their variations all mean "including but not limited to", unless otherwise specifically emphasized in other ways. It should be noted that in the embodiments of the present application, "and / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can represent three situations: A exists alone, A and B exist at the same time, and B exists alone.

[0034] It should be pointed out that in the embodiments of the present invention, when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a central component at the same time. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. At the same time, "connection" in the embodiments of the present application can also be understood as electrical connection, and the connection between two electrical components can be a direct or indirect connection between the two electrical components. For example, A is connected to B, which can be either a direct connection between A and B or an indirect connection between A and B through one or more other electrical components. The terms "vertical", "horizontal", "left", "right" and similar expressions used in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the present invention.

[0035] An automatic screen printing device provided by the first embodiment of the present invention is shown in FIG. Figures 1 to 9 As shown, Figure 1 is a structural schematic diagram of an automatic screen printing device provided by an embodiment of the present invention, Figure 2 It is a structural schematic diagram of a loading station 5, a cleaning station 51, a screen printing station 52 and a unloading station 53 in an automatic screen printing device provided by an embodiment of the present invention. Figure 3 is a structural schematic diagram of a turntable mechanism 1 in an automatic screen printing device provided by an embodiment of the present invention, Figure 4 is a schematic structural diagram of a cleaning mechanism 2 in an automatic screen printing device provided in an embodiment of the present invention, Figure 5 is a structural schematic diagram of a screen printing mechanism in an automatic screen printing device provided by an embodiment of the present invention, Figure 6 3 is a schematic diagram of the structure of a screw 312 in an automatic screen printing device provided by an embodiment of the present invention. Figure 7 is a structural schematic diagram of a material unloading mechanism in an automatic screen printing device provided by an embodiment of the present invention, Figure 8 4 is a schematic diagram of the structure of a transport component 43 in an automatic screen printing device provided by an embodiment of the present invention. Fig. 9: It is a structural schematic diagram of a blanking component 44 in an automatic silk-screen printing device provided in an embodiment of the present invention. An automatic silk-screen printing device provided in Embodiment 1 of the present invention comprises a turntable mechanism 1, a cleaning mechanism 2, a silk-screen printing mechanism and a blanking mechanism. A loading station 5, a cleaning station 51, a silk-screen printing station 52 and a blanking station 53 are arranged along the circumference of the turntable mechanism 1. The product 6 covered with a cover plate 61 is transferred from the loading station 5 to the cleaning station 51, the silk-screen printing station 52 and the blanking station 53 in sequence through the turntable mechanism 1. The loading station 5 is used to place the product 6 covered with a cover plate 61. The cleaning mechanism 2 is arranged at the cleaning station 51, and the surface of the product 6 is cleaned by the cleaning mechanism 2. The silk-screen printing mechanism is arranged at the silk-screen printing station 52, and the product 6 after the surface cleaning is silk-screened by the silk-screen printing mechanism. The blanking mechanism is arranged at the blanking station 53, and the cover plate 61 and the product 6 after silk-screening are taken out respectively by the blanking mechanism.

[0036] Among them, the automatic screen printing device can be used for screen printing processing of silicone curved surface products 6. The silicone curved surface product 6 covered with the cover plate 61 is placed on the loading station 5 manually or automatically. The cover plate 61 is located above the silicone curved surface product 6. The turntable mechanism 1 can be provided with a fixture for placing the silicone curved surface product 6 covered with the cover plate 61 at the loading station 5. When the turntable mechanism 1 rotates the silicone curved surface product 6 covered with the cover plate 61 to the cleaning station 51, the cleaning mechanism 2 is activated to remove impurities and dirt on the surface of the product 6 to ensure that the surface of the product 6 is clean and free of dirt. After the surface of the product 6 is cleaned, the turntable mechanism 1 rotates the product 6 with the surface cleaned to the screen printing station 52, and the screen printing processing of the product 6 is completed by the screen printing mechanism. After that, the turntable mechanism 1 rotates the product 6 that has completed the screen printing processing to the unloading station 53, and the cover plate 61 and the product 6 that has completed the screen printing are taken out respectively by starting the unloading mechanism, so as to realize the rapid unloading and classified storage of the product 6.

[0037] In this embodiment, by placing the product 6 covered with the cover plate 61 on the loading station 5, the turntable mechanism 1 transfers the product 6 covered with the cover plate 61 to the loading station 5, the cleaning station 51, the screen printing station 52 and the unloading station 53 arranged along the circumference of the turntable mechanism 1 in sequence, the cleaning mechanism 2 arranged at the cleaning station 51 will perform surface cleaning on the product 6 transferred to the cleaning station 51, the screen printing mechanism arranged at the screen printing station 52 will screen print on the product 6 after the surface cleaning, and the unloading mechanism arranged at the unloading station 53 will respectively take out the cover plate 61 and the product 6 after screen printing. In this way, the turntable mechanism 1 rotates and drives the product 6 on each station to gradually advance to the next process. The loading station 5 is used to initially place the product 6 covered with the cover plate 61 to prepare for subsequent processing; the cleaning mechanism 2 on the cleaning station 51 will effectively remove impurities and dirt on the surface of the product 6 to ensure the quality of silk screen printing; when the product 6 enters the silk screen printing station 52, the silk screen printing mechanism will perform silk screen processing on the product 6; then when the product 6 arrives at the unloading station 53, the unloading mechanism will take out the cover plate 61 and the product 6 that has been silk screened respectively, and the product 6 that has been silk screened will be separated from the cover plate 61, so as to achieve the rapid offline and classified storage of the product 6. Then, through the automated and continuous production method, the production efficiency and product 6 quality are significantly improved. Through automated operation, human intervention is reduced, the probability of human error is reduced, which is conducive to improving the qualified rate and consistency of the product 6. At the same time, the continuous production process will shorten the production cycle and help improve production efficiency. Thus, the technical effect of improving production efficiency and product 6 quality is achieved.

[0038] As an embodiment, the turntable mechanism 1 includes a frame 11, a rotary driver 12 and a disc 13. The frame 11 is used to support the cleaning mechanism 2, the screen printing mechanism and the unloading mechanism respectively. The rotary driver 12 is arranged on the frame 11. The disc 13 is connected to the rotary driver 12. The rotary driver 12 is used to drive the disc 13 to rotate. The disc 13 is used to place the product 6 covered with the cover plate 61. The loading station 5, the cleaning station 51, the screen printing station 52 and the unloading station 53 are arranged along the circumference of the disc 13. The rotary driver 12 is installed inside the frame 11. The rotary driver 12 includes a motor, which can drive the disc 13 to perform stable rotational motion along its axis through the motor drive. The surface of the disc 13 is evenly distributed with jigs for placing the product 6 covered with the cover plate 61 to ensure that the product 6 remains in a fixed position during the rotation process. The loading station 5, the cleaning station 51, the screen printing station 52 and the unloading station 53 are arranged in sequence along the circumference of the disc 13 to realize an automated processing flow. Through the rotation of the turntable mechanism 1, the product 6 can be gradually advanced to the next process.

[0039] In some embodiments, the cleaning mechanism 2 includes a pushing component 21, a mounting arm 22, and a cleaning component 23. The pushing component 21 is connected to the frame 11, the mounting arm 22 is connected to the pushing component 21, and the cleaning component 23 is arranged on the mounting arm 22, so that the cleaning component 23 connected to the mounting arm 22 is driven by the pushing component 21 to clean the surface of the product 6. The silicone roller 233 can be made of a soft material, so that the silicone roller 233 can effectively remove impurities and dirt on the surface of the product 6 during the rotation process to ensure the quality of the silk screen.

[0040] In some embodiments, the pushing assembly 21 includes a support frame 211, a pusher 212 and a guide rod 213. The support frame 211 is arranged on the frame 11, the pusher 212 is arranged on the support frame 211, the pusher 212 is connected to the mounting arm 22, the guide rod 213 is arranged on the support frame 211, and the mounting arm 22 is slidably arranged on the guide rod 213, so that the mounting arm 22 is driven by the pusher 212 to move along the length extension direction of the guide rod 213. It can be understood by those skilled in the art that the specific structure of the pusher 212 is not limited in an automatic screen printing device provided in the first embodiment of the present invention, such as the pusher 212 includes a motor or a cylinder, and the mounting arm 22 is pushed by the pusher 212 to move along the length extension direction of the guide rod 213, and the guide rod 213 provides a stable sliding track for the mounting arm 22, so as to ensure the accuracy and reliability of the cleaning action. The cleaning assembly 23 includes a lifting driver 231, a bracket 232 and a silicone roller 233. The lifting driver 231 is arranged on the mounting arm 22, the bracket 232 is connected to the lifting driver 231, and the silicone roller 233 is rotatably arranged on the bracket 232. The lifting driver 231 pulls the bracket 232 to drive the silicone roller 233 to move in a direction close to or away from the disk body 13. It can be understood by those skilled in the art that the specific structure of the lifting driver 231 is not limited in the automatic screen printing device provided in the first embodiment of the present invention. For example, the lifting driver 231 includes a motor or a cylinder, and the height position of the silicone roller 233 can be adjusted by driving the lifting driver 231 to lift and lower the bracket 232 and the silicone roller 233. In addition, a silicone roller 233 and an adjustment wheel can be sequentially rotated on the bracket 232 in a direction away from the disk body 13.

[0041] In some embodiments, the screen printing mechanism includes a lifting assembly 31, a moving assembly 32, and a screen printing assembly 33. The lifting assembly 31 is disposed on the frame 11, and the moving assembly 32 is connected to the lifting assembly 31. The lifting assembly 31 is used to push the moving assembly 32 toward or away from the tray 13. The screen printing assembly 33 is connected to the moving assembly 32, so that the screen printing assembly 33 is driven by the moving assembly 32 to perform screen printing on the product 6. The lifting assembly 31 is disposed on the frame 11, and the height of the screen printing assembly 33 is limitedly adjusted by controlling the lifting and lowering movement of the moving assembly 32.

[0042] In some embodiments, the lifting assembly 31 includes a mounting frame 311, a screw rod 312, and a connecting plate 313. The mounting frame 311 is disposed on the frame 11. The screw rod 312 is rotatably disposed on the mounting frame 311. The connecting plate 313 is threadedly connected to the screw rod 312 so as to drive the connecting plate 313 to move along the length extension direction of the screw rod 312 through the screw rod 312. The moving assembly 32 includes a Y-axis module 321, a Z-axis module 322, and a supporting plate 323. The Y-axis module 321 is connected to the connecting plate 313; the Z-axis module 322 is connected to the Y-axis module 321 so as to drive the Z-axis module 322 to move along the length extension direction of the Y-axis module 321 through the Y-axis module 321; and the supporting plate 323 is connected to the Z-axis module 322 so as to drive the supporting plate 323 to move along the length extension direction of the Z-axis module 322 through the Z-axis module 322. The screen printing assembly 33 includes a support frame 331, an adjustment driver 332 and a screen printing scraper 333. The support frame 331 is connected to the Y-axis module 321. The support frame 331 is used to place a screen printing plate 334. The adjustment driver 332 is set on the support plate 323. The screen printing scraper 333 is connected to the adjustment driver 332, so that the screen printing scraper 333 is driven by the adjustment driver 332 to move in a direction close to or away from the disk body 13. The screen printing plate 334 is located between the screen printing scraper 333 and the disk body 13. It can be understood by those skilled in the art that, in an automatic screen printing device provided in the first embodiment of the present invention, there is no restriction on the specific structure of the Y-axis module 321 and the Z-axis module 322. It is only necessary to realize that the Y-axis module 321 drives the Z-axis module 322 to move along the length extension direction of the Y-axis module 321, that is, the Z-axis module 322 moves along the Y-axis direction of the space; and the Z-axis module 322 drives the support plate 323 to move along the length extension direction of the Z-axis module 322, that is, the support plate 323 moves along the Z-axis direction of the space. The support frame 331 firmly supports the screen printing plate 334 to ensure that the screen printing plate 334 does not move during the screen printing process. At the same time, the combined use of the lifting assembly 31, the Y-axis module 321 and the Z-axis module 322 can realize the flexible adjustment of the screen printing assembly 33 in three-dimensional space to achieve uniform scraping of the ink.

[0043] In some embodiments, the lifting assembly 31 may further include a guide rod 314 and a sleeve 315, wherein the guide rod 314 is disposed on the mounting frame 311, and the guide rod 314 and the screw rod 312 are parallel to each other, and the sleeve 315 is slidably sleeved on the guide rod 314, and the sleeve 315 is connected to the connecting plate 313. When the connecting plate 313 moves up and down, the sleeve 315 restricts the connecting plate 313 to move along a trajectory extending in the length direction of the guide rod 314.

[0044] In some embodiments, the unloading mechanism includes a fixed frame 41, a lateral displacement assembly 42, a conveying assembly 43, a unloading assembly 44 and a buffer assembly 45. The fixed frame 41 is arranged on the frame 11, the lateral displacement assembly 42 is arranged on the fixed frame 41, and the conveying assembly 43 is arranged on the lateral displacement assembly 42. The conveying assembly 43 is used to take out the cover plate 61. The unloading assembly 44 is arranged on the lateral displacement assembly 42. The unloading assembly 44 is used to take out the product 6, so as to drive the conveying assembly 43 and the unloading assembly 44 to move along the length extension direction of the lateral displacement assembly 42 respectively through the lateral displacement assembly 42. The buffer assembly 45 includes a mounting plate 451 and a tray 452. The tray 452 is arranged on the mounting plate 451. The mounting plate 451 is connected to the fixed frame 41 so as to put the taken-out cover plate 61 into the tray 452 through the conveying assembly 43. Those skilled in the art can understand that, in an automatic silk-screen printing device provided in the first embodiment of the present invention, there is no limitation on the specific structure of the lateral displacement component 42. It is only necessary to realize that the lateral displacement component 42 enables the conveying component 43 and the unloading component 44 to be flexibly moved along the length direction of the lateral displacement component 42, that is, the lateral displacement component 42 enables the conveying component 43 and the unloading component 44 to be moved along the Y-axis direction of the space respectively.

[0045] In some embodiments, the transport assembly 43 includes a first moving part 431, a second moving part 432, and a pick-and-place clamp 433. The first moving part 431 is connected to the lateral displacement assembly 42, and the second moving part 432 is connected to the first moving part 431, so that the second moving part 432 is driven by the first moving part 431 to move along the length extension direction of the first moving part 431, and the first moving part 431 is driven by the lateral displacement assembly 42 to move along the length extension direction of the lateral displacement assembly 42. The pick-and-place clamp 433 is connected to the second moving part 432, so that the pick-and-place clamp 433 is driven by the second moving part 432 to move in a direction close to or away from the disk body 13. In the automatic screen printing device provided in the first embodiment of the present invention, there is no restriction on the specific structures of the first moving part 431 and the second moving part 432. It is only necessary to realize that the lateral displacement assembly 42 drives the first moving part 431 to move along the Y-axis direction of the space, the first moving part 431 pushes the second moving part 432 to move along the X-axis direction of the space, and the second moving part 432 drives the pick-and-place clamp 433 to move along the Z-axis direction. In addition, the pick-and-place clamp 433 can grasp the cover plate 61 on the product 6 by vacuum adsorption or clamping. The unloading assembly 44 includes a protruding plate 441, an unloading driver 442 and an unloading clamp 443. The protruding plate 441 is connected to the lateral displacement assembly 42 so as to drive the protruding plate 441 to move along the length extension direction of the lateral displacement assembly 42 through the lateral displacement assembly 42. The unloading driver 442 is arranged on the protruding plate 441. The unloading clamp 443 is connected to the unloading driver 442 so as to drive the unloading clamp 443 to move along the direction close to or away from the disk body 13 through the unloading driver 442. In the automatic screen printing device provided in the first embodiment of the present invention, the specific structure of the unloading driver 442 is not limited respectively. It is only necessary to realize that the lateral displacement assembly 42 drives the protruding plate 441 to move along the Y-axis direction of the space, and the unloading clamp 443 is driven to move along the Z-axis direction through the unloading driver 442. In addition, the unloading clamp 443 can grasp the product 6 by vacuum adsorption or clamping.

[0046] In order to explain in detail an automatic silk-screen printing method provided by the present invention, the above-mentioned embodiment 1 explains in detail an automatic silk-screen printing device. Based on the same inventive concept, the present application also provides an automatic silk-screen printing method, see embodiment 2 for details.

[0047] See also Fig.10 , Fig.10 is a flow chart of an automatic screen printing method provided by an embodiment of the present invention. Embodiment 2 of the present invention provides an automatic screen printing method, and the automatic screen printing method comprises the following steps:

[0048] Step S100, using the turntable mechanism 1 to transfer the product 6 covered with the cover plate 61 placed at the loading station 5 to the cleaning station 51, so that the surface of the product 6 is cleaned by the cleaning mechanism 2;

[0049] Step S200, using the turntable mechanism 1 to transfer the surface-cleaned product 6 to the screen printing station 52, so as to perform screen printing on the surface-cleaned product 6 through the screen printing mechanism;

[0050] Step S300, using the turntable mechanism 1 to transfer the screen-printed product 6 to the unloading station 53, so as to use the unloading mechanism to take out the cover plate 61 and the screen-printed product 6 respectively.

[0051] Wherein, surface cleaning of the product 6 by the cleaning mechanism 2 includes driving the cleaning component 23 connected to the mounting arm 22 by the pushing component 21 to clean the surface of the product 6. Screen printing of the product 6 after surface cleaning by the screen printing mechanism includes driving the screen printing component 33 to screen print the product 6 by the lifting component 31 and the moving component 32 connected to the lifting component 31 respectively. The unloading mechanism is used to take out the cover plate 61 and the screen-printed product 6 respectively, including driving the conveying component 43 and the unloading component 44 to move along the length extension direction of the lateral displacement component 42 by the lateral displacement component 42, and taking out the cover plate 61 by the conveying component 43, and taking out the product 6 by the unloading component 44; wherein the loading station 5, the cleaning station 51, the screen printing station 52 and the unloading station 53 are arranged along the circumference of the turntable mechanism 1.

[0052] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to examples, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention.

Claims

1. An automatic screen printing device, characterized in that: The automatic silk-screen printing device comprises: a turntable mechanism, which is used to transfer the products covered with cover plates to a loading station, a cleaning station, a silk-screen printing station and a unloading station arranged along the circumference of the turntable mechanism in sequence, the loading station is used to place the products covered with cover plates, the cleaning station is provided with a cleaning mechanism, the silk-screen printing station is provided with a silk-screen printing mechanism, and the unloading station is provided with a unloading mechanism; the cleaning mechanism is used to clean the surface of the product; the silk-screen printing mechanism is used to silk-screen the product after the surface is cleaned; the unloading mechanism is used to take out the cover plate and the product after silk-screen printing, respectively.

2. The automatic screen printing device according to claim 1, characterized in that: The turntable mechanism includes: a frame, a rotary drive and a disk body connected to the rotary drive, the frame is used to support the cleaning mechanism, the screen printing mechanism and the unloading mechanism respectively; the rotary drive is arranged on the frame; the rotary drive is used to drive the disk body to rotate, the disk body is used to place products covered with cover plates, and the loading station, the cleaning station, the screen printing station and the unloading station are arranged along the circumference of the disk body.

3. The automatic screen printing device according to claim 2, characterized in that: The cleaning mechanism includes: a pushing component, a mounting arm, and a cleaning component arranged on the mounting arm, the pushing component is connected to the frame; the mounting arm is connected to the pushing component, so that the cleaning component connected to the mounting arm is driven by the pushing component to clean the surface of the product.

4. The automatic screen printing device according to claim 3, characterized in that: The pushing assembly includes a support frame, a pusher arranged on the support frame, and a guide rod arranged on the support frame, the support frame is arranged on the frame, and the pusher is connected to the mounting arm; the mounting arm is slidably arranged on the guide rod, so as to drive the mounting arm to move along the length extension direction of the guide rod through the pusher; the cleaning assembly includes a lifting drive, a bracket and a rotatable silicone roller arranged on the bracket, the lifting drive is arranged on the mounting arm; the bracket is connected to the lifting drive; the lifting drive pulls the bracket to drive the silicone roller to move in a direction close to or away from the disk body.

5. The automatic screen printing device according to claim 2, characterized in that: The screen printing mechanism includes: a lifting component, a screen printing component and a moving component connected to the lifting component, wherein the lifting component is arranged on the frame; the lifting component is used to push the moving component towards or away from the disk; the screen printing component is connected to the moving component so as to drive the screen printing component to screen print the product through the moving component.

6. The automatic screen printing device according to claim 5, characterized in that: The lifting assembly includes a mounting frame, a screw rod rotatably arranged on the mounting frame, and a connecting plate threadedly connected to the screw rod, wherein the mounting frame is arranged on the frame to drive the connecting plate to move along the length extension direction of the screw rod through the screw rod; the moving assembly includes a Y-axis module, a Z-axis module and a support plate, wherein the Y-axis module is connected to the connecting plate; the Z-axis module is connected to the Y-axis module to drive the Z-axis module to move along the length extension direction of the Y-axis module through the Y-axis module; the support plate is connected to the Z-axis module to drive the support plate to move along the length extension direction of the Z-axis module through the Z-axis module; the screen printing assembly includes a support frame connected to the Y-axis module, an adjustment driver arranged on the support plate, and a screen printing scraper, wherein the support frame is used to place the screen printing plate; the screen printing scraper is connected to the adjustment driver to drive the screen printing scraper to move in a direction close to or away from the disk body through the adjustment driver, and the screen printing plate is located between the screen printing scraper and the disk body.

7. The automatic screen printing device according to claim 2, characterized in that: The unloading mechanism includes: a fixed frame, a lateral displacement assembly, a conveying assembly, an unloading assembly and a cache assembly, wherein the fixed frame is arranged on the frame; the lateral displacement assembly is arranged on the fixed frame; the conveying assembly is arranged on the lateral displacement assembly, and the conveying assembly is used to take out the cover plate; the unloading assembly is arranged on the lateral displacement assembly, and the unloading assembly is used to take out the product, so as to drive the conveying assembly and the unloading assembly to move along the length extension direction of the lateral displacement assembly respectively through the lateral displacement assembly; the cache assembly includes a mounting plate and a tray arranged on the mounting plate, and the mounting plate is connected to the fixed frame so as to place the taken-out cover plate into the tray through the conveying assembly.

8. The automatic screen printing device according to claim 7, characterized in that: The carrying assembly includes a first moving part, a second moving part and a pick-and-place clamp, the first moving part is connected to the lateral displacement assembly; the second moving part is connected to the first moving part, so as to drive the second moving part to move along the length extension direction of the first moving part through the first moving part, and drive the first moving part to move along the length extension direction of the lateral displacement assembly through the lateral displacement assembly; the pick-and-place clamp is connected to the second moving part, so as to drive the pick-and-place clamp to move in the direction approaching or away from the disk body through the second moving part; the blanking assembly includes an extending plate, a blanking driver and a blanking clamp, the extending plate is connected to the lateral displacement assembly, so as to drive the extending plate to move in the length extension direction of the lateral displacement assembly through the lateral displacement assembly; the blanking driver is arranged on the extending plate; the blanking clamp is connected to the blanking driver, so as to drive the blanking clamp to move in the direction approaching or away from the disk body through the blanking driver.

9. An automatic screen printing method, characterized in that: The automatic screen printing method comprises: A turntable mechanism is used to transfer the product covered with a cover plate placed at the loading station to the cleaning station, so that the surface of the product is cleaned by the cleaning mechanism; A turntable mechanism is used to transfer the surface-cleaned product to a screen printing station, so that the screen printing mechanism is used to screen print the surface-cleaned product; A turntable mechanism is used to transfer the silk-screened products to the unloading station, so that the cover plate and the silk-screened products can be taken out separately through the unloading mechanism.

10. The automatic screen printing method according to claim 9, characterized in that: The surface cleaning of the product by the cleaning mechanism includes: driving the cleaning component connected to the mounting arm by the pushing component to clean the surface of the product; the screen printing mechanism for screen printing the product after surface cleaning includes: driving the screen printing component to screen print the product by the lifting component and the moving component connected to the lifting component respectively; the unloading mechanism for taking out the cover plate and the screen-printed product respectively includes: driving the conveying component and the unloading component to move along the length extension direction of the lateral displacement component respectively by the lateral displacement component, and taking out the cover plate by the conveying component, and taking out the product by the unloading component; wherein the loading station, the cleaning station, the screen printing station and the unloading station are arranged along the circumference of the turntable mechanism.

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