TW201226211A - Cylinder type screen printing apparatus and printing method using the same - Google Patents

Abstract

This invention provides a cylinder type screen printing apparatus capable of performing position alignment of a printed object without being influenced by end surface finish of a front edge end of the printed object, and a printing method using the cylinder type screen printing apparatus. A cylinder type screen printing apparatus of this invention has a printing cylinder and printing boards for printing a printed object with two or more colors. The cylinder type screen printing apparatus includes an alignment stage provided in an upstream side of the printing cylinder and driven by a multiaxis actuator for aligning the printed object, a vacuum means installed on the alignment stage and sucking at least a part of a lower surface of the printed object, and an image sensor for detecting the position of the printed object. An alignment mark is printed in the printed object during a first color printing. The image sensor aligns the alignment mark printed on the printed object in the first color printing with a registered mark which has been registered as a reference of the position of respective printing board in the second or later color printing, to perform the alignment of the printed object, thereby performing respective printing of the second or later color.

Description

201226211 VI. Description of the Invention: [Technical Field of the Invention] The present invention relates to a cylindrical screen printing apparatus and a printing method using the same. [Prior Art] Conventionally, various cylindrical screen printing apparatuses have been known (for example, refer to Patent Document 1). (Prior Art Document) (Patent Document) Patent Document 1: JP-A-2009-073032 SUMMARY OF THE INVENTION (Problems to be Solved by the Invention) A conventional cylindrical screen printing machine is known as a system. A screen frame having a printing plate (brush plate) disposed above the rotatable printing cylinder (printing body) is pressed by a squeegee to be placed on the outer surface of the printing cylinder The printed matter is printed on it. The printed matter is conveyed to the printing cylinder side by the conveying unit disposed on the upstream side of the printing machine, and the leading edge end portion is formed by the front registration portion and the horizontal registration portion provided in the concave portion of the printing cylinder. The conveyance direction and the positioning in the two directions orthogonal to the conveyance direction are started to start printing. However, in the above-described conventional positioning method, there is a problem that the accuracy of the leading edge end portion of the object to be printed exists. That is, in the case where the trimming accuracy of the leading edge end of the printed matter is low, the front edge portion and the horizontal register portion are used to position the printed matter at a lower precision edge end portion thereof, for example, 4 323155

S 201226211 When two-color printing is performed on one printed matter, there is a problem that the printing of the first color deviates from the printing of the second color to lower the printing accuracy. The present invention has been made in order to solve the problems of the prior art described above, and an object thereof is to provide a cylindrical screen printing apparatus capable of performing positioning of an object to be printed which is not affected by end surface trimming of a leading edge portion of a printed matter, and use thereof. The printing method of the device. Another object of the present invention is to provide a positioning with respect to a leading edge end portion of a leading edge end portion of a printed matter by using the above-described front registration portion and horizontal registration portion, and capable of performing a leading edge end portion not subject to the printed matter A cylindrical screen printing apparatus for positioning the affected object by the end surface trimming and a printing method using the same. (Means for Solving the Problem) The present invention relates to a cylindrical screen printing machine which is a cylindrical screen printing machine having a printing cylinder and a brush plate for printing two or more colors of a printed matter, the circle The cylinder type printing machine is provided on the upstream side of the printing cylinder with: a calibration table for driving an actuator for positioning a plurality of axes of the printed matter; and a vacuum means mounted on the calibration table for adsorbing At least a portion of a lower surface of the printed matter; and an image sensor for detecting a position of the printed matter; and in the printed matter, the calibration mark is printed when the first color is printed, and the image sensor is The registration mark registered in the respective printing plates after the second color based on the printing plate position is integrated with the calibration mark printed on the printed matter at the time of the first color printing to perform positioning of the printed matter, 5 323155 201226211 By means of each printing after the second color. Further, the vacuum means has a vacuum surface formed with a plurality of holes for adsorbing at least a portion of the lower surface of the printed matter. Further, the positioning is performed in a state where the object to be printed is adsorbed and fixed on the vacuum surface. Further, the cylindrical screen printing machine has a front registration portion and a horizontal registration portion, and the front registration portion and the horizontal registration portion are positioned with respect to the leading edge end portion of the printed matter. Furthermore, the present invention provides a printing method for positioning and printing a printed matter using a cylindrical screen printing machine as described in any one of claims 1 to 4. (Effects of the Invention) According to the present invention, it is possible to position the object to be printed which is not affected by the end surface trimming of the leading edge end portion of the printed matter. Further, the front registration portion and the horizontal registration portion can be positioned with respect to the leading edge end portion of the leading edge end portion of the printed matter, and can be affected by the end surface trimming of the leading edge end portion of the printed matter. The positioning of the printed matter. [Embodiment] Hereinafter, a preferred embodiment of a cylindrical screen printing apparatus and a printing method using the same according to the present invention will be described with reference to the drawings. Fig. 1 is a schematic view showing a cylindrical screen printing machine of the present invention, and Fig. 2 is a schematic sectional view showing a schematic portion thereof. As shown in FIGS. 1 and 2, the cylindrical screen printing machine 1 mainly includes a rotatable printing cylinder (printing main body portion) 2, and a screen printing frame 3 having a printing cylinder 2 disposed thereon. Above the print

6 323155 S 201226211 Brush plate (brush plate); the conveying unit 4 is disposed on the upstream side of the printing machine; and the paper discharge unit 5 is disposed on the downstream side of the printing machine. As shown in FIGS. 2 and 3, the printing cylinder 2 is formed with a recess 7 extending along the central axis 6 of the printing cylinder 2 (see FIG. 2), and can be rotated counterclockwise in FIG. . Further, as is known to the public, a plurality of grippers 8, claw grippers 9, front register portions 10, front target sensors 17, and the like are disposed in the recessed portions 7, respectively. The clip 8 is rotatably supported in the recess, and the front end portion is configured to grip the tip end portion (leading edge end portion) of the object to be printed disposed on the outer surface of the printing cylinder 2. The claw catching piece 9 is disposed in the recessed portion 7 at a position in contact with the front end of the clips > Further, the front register portion 1 is disposed on the claw catching piece 9 with an appropriate interval P in the direction along the central axis 6 of the printing cylinder 2 (the direction orthogonal to the plane of the drawing in FIG. 2). The end portion 1 () is in contact with the end portion (secret end portion) of the to-be-printed object (four) conveyed by the upstream (four) conveying portion 4 of the cartridge type screen printing machine. The positioning of the conveyed object in the transport direction is performed. Further, the front target sensor 17 is disposed in a direction along the central axis 6 of the printing cylinder 2 so as to be spaced apart from each other. The front target sense 'Bei, 1 § 17 series, is a detecting sensor for detecting the printed matter of the leading edge end portion abutting against the front register portion 10. The transport unit 4 on the upstream side of the printing cylinder 2 is provided with a horizontal registration unit 18 adjacent to the printing side, and the horizontal registration unit is attached to the ancient θ of the printing cylinder 2 Hey. The direction of the shaft 6 is set at an appropriate interval by the square ^6'彳11. The horizontal registration portion 11 is positioned in the direction of the conveyance of the object to be printed and the direction of the uncle (in the direction of the central axis 6 323155 7 201226211 of the printing cylinder 2 in Fig. 3). Therefore, the breakage of the printing machine 1 is conveyed to the side of the printing cylinder 2 by the conveying unit 4 disposed at the leading end of the cylindrical screen, and the n and 'by another The front registration portion 10 of the concave portion 7 of the printing cylinder 2 is set to be orthogonal to the conveyance direction... The screen frame 3 disposed above the printing cylinder 2 is attached to the other. The outer periphery of the printing plate (brush plate) formed by the mesh of the printed pattern. As shown in detail in Fig. 2, the pulp plate 12, the scriber 13, and the like are disposed above the screen frame 3. In addition, the transport unit 4 disposed on the upstream side of the cylindrical screen printer 具有 has the transport belt 14 and can be supplied one by one from a loading unit (not shown) for loading the printed matter. The object to be brushed is conveyed to the side of the printing cylinder 2. Further, the paper discharge unit 5 is disposed on the downstream side of the printing machine, and has a discharge belt 15 as shown in the drawing, and can discharge the printed matter conveyed from the brush cylinder 2 to a drying device (not shown). As shown in Fig. 3, the transfer unit 4 has a feed sheet 2, and the printed matter is conveyed by the conveyance belt 14 until the right side end portion of the paper feed cassette 16 abuts against the front registration portion 1G. The paperboard 16 has a single roller 28 and a brush roller 29, respectively. Further, a cross sleeve having the above-mentioned pair of horizontal registration portions u is attached to the (4) for the cardboard sheet. Further, the printed matter in the state in which the leading edge end portion of the printed matter is in contact with the front registration portion is detected by the front target senser 17. In addition, a vacuum 323155 8 201226211 means 19 is provided at the center position of the paper feed 16 in the direction along the central axis 6 of the printing cylinder 2 and at the position of the terminal A 18 _. Specifically, as shown in FIG. 4 and the fifth solid Mum >, the vacuum means wide body 21 has a V-, -hetery, and a plurality of holes formed to adsorb the lower surface of the printed matter. The vacuum is connected to the inside of the casing 21 through the vacuum line 22 from the top surface m (not shown), and is mounted on the lower surface of the _ 21 from the substrate 23; three X calibration dies are mounted on the substrate 23 Groups 25, 26, and 27 were transferred to the school for 25, 26, and 27 shirts. The three X-axis modules 25, 26, 27 are composed of the following elements: the positioning of the printed matter for the purpose of entering and moving in the orthogonal direction, that is, the direction along the central axis 6 of the drum 2. The X calibration module 25 as an actuator of one axis; and the γι calibration module 26 and the γ2 calibration module 27 as two-axis actuators for positioning the printed matter in the transport direction. . Each calibration module is composed of a cross ball bearing (r〇Uer bearing), an LM actuator, and an AC servo motor. Further, as shown in Figs. 3 and 6, in the paper feed cassette 16, two image sensors 30 and a plurality of illumination means 31 are provided in the vicinity of the vacuum means 19. More specifically, the paper feed cassette 16 is provided with an X-axis guide 35 extending in a direction (X-axis direction) orthogonal to the conveyance direction, and the X-axis guide 35 is on the X-axis of the vacuum means 19. Image sensors 30 and illumination means 31 are provided on both sides of the direction. The illumination means 31 is composed of a pair of illumination means and is disposed on both sides of the image sensor 30. Further, the paper feed cassette 16 is provided with a Y-axis guide 34 extending in the transport direction (Y-axis direction), and the X-axis guide 35 is movable in the Y-axis direction with respect to the Y-axis guide 34. The way to install. The position adjustment of the X-axis 9 323155 201226211 guide 35 in the Y-axis direction is performed by adjusting the handle 32, and the position of the X-axis guide 35 in the z-axis direction is fixed by the fixed handle 33. The position adjustment of the image sensor 30 and the illumination means 31 in the x-axis direction is performed by adjusting the handle 32 to adjust the position of the X-axis guide 35 in the x-axis direction, by using the X-axis guide of the fixed handle 33. The position of the member 35 in the x-axis direction is fixed, and the position of the image sensor 30 and the illumination means 31 in the x-axis direction is fixed. FIG. 7 shows a top view of the image sensor 30. As shown in Fig. 7, the image sensor 30 is mainly composed of a lens 36, a side view attachment (side νiew attachment), an X-axis fine adjustment unit 38, a Y-axis fine adjustment unit 39, and a Z-axis fine adjustment unit 40. The image sensor 30 is a position for detecting the position of the object to be printed, and as shown in FIG. 8, the direction of the conveyance and the direction orthogonal to the conveyance direction are detected by detecting the alignment mark 43 formed in advance on the to-be-printed object 42. The location of the printed matter. The calibration mark 43 shown in the figure is a cross-shaped mark, but is not limited thereto. Further, as shown in Fig. 9, the calibration pattern for the calibration mark 43 previously formed on the printed matter 42 is used in the screen frame 3 having the screen (brush) 44 when the version is replaced at the time of multicolor printing. Positioning adjustment. The screen frame 3 is disposed in an adjustable auxiliary frame (shown by the component symbol 52 in FIGS. 16 and 17) disposed on the main body side, and is arranged in the screen frame at the time of multi-color printing. The position between the positions does not deviate, and the positioning is adjusted with high precision together with the auxiliary frame. This adjustment is performed by projecting the line pattern 46 in the X-axis direction and the line pattern 47 in the Y-axis direction from the laser projector 45 disposed in the vicinity of the screen (brush) 44 onto the screen (brush) 44. This is achieved by integration with the calibration mark for the calibration mark 43. Laser projector 45 is for the line diagram 10 323155

The S 201226211 case is integrated with the calibration mark pattern used for the calibration mark to adjust the projection angle. More specifically, as shown in FIGS. 16 and 17, the auxiliary frame 52 loaded with the screen frame 3 having the screen (brush) 44 has three first load-bearing screws 53 belonging to the load-bearing bolts. , 53 and the first bearing screw inspection 54. The screen frame 3 is positioned and fixed to the auxiliary frame 52 by the first load-bearing bolts 53, 53 and the second load-bearing bolts 54. Further, the auxiliary frame 52 can be adjusted at a desired position by the X-axis angle adjusting means 55, the Y1-axis angle adjusting means 56, and the Y2-axis angle adjusting means 57 on the apparatus main body side. Further, the auxiliary frame 52 has a plurality of clamps 58 held by the screen frame 3 in a state to be positioned with respect to the auxiliary frame 52. On the other hand, the laser projector 45 is disposed on the apparatus body side through the LM guide 59 and the holder guide 6A as shown in Figs. 18 and 19, and can be moved using the moving pinion 63. The button 61 moves along the guide and can be secured using a fixed button at the desired location. Further, the laser projector 45 includes a projector 64 for the line pattern 46 in the x-axis direction and a projector 65' for the line graph #47 in the γ-axis direction. The projectors 64 and 65 are capable of adjusting the angle. The arrangement is arranged in the angle adjustment table 66, and the angle of the fixed angle 6 can be used to fix the desired projection angle. Next, the operation of the above embodiment will be described. First, the first version (first edition) printing (first color printing) is ordered using the first color printing version of the pattern and the calibration mark pattern by the screen frame 3 of the screen (brushing) 44. From the loading: the two loaded parts (not shown) are printed one by one by the belt side disposed on the upstream side of the cylindrical screen printing W, and are conveyed to the leading edge end of the paper board 16 When the current edge portion abuts the front registration portion 10, the positioning of the object to be transported is stopped and stopped (stopped state). Then, in the stopped state, the horizontal registration portion 11 is pulled (or pushed) in a direction orthogonal to the conveyance direction of the object to be printed to perform positioning in a direction orthogonal to the conveyance direction of the object to be printed. . The printing cylinder 2 is rotated to perform the first color printing. In addition, at the time of the first color printing, the line pattern 46 from the X-axis direction of the laser projector 45 and the line pattern 47 in the Y-axis direction are integrated with the calibration mark pattern for forming the calibration mark 43, the laser projector The projector 64 for the line pattern 46 in the X-axis direction of 45 and the projection angle of the projector 65 for the line pattern 47 in the Y-axis direction in the Y-axis direction are fixed (see FIG. 9, FIG. 18, and FIG. 19). Figure). Further, in the first color printing, a calibration mark 43 (see Fig. 8) is printed on each of the printed matters, and the printed calibration mark 43 is used to perform alignment until the final step. The calibration mark pattern is attached to each screen (brush) together with the printed pattern. If the first color printing is completed as described above, then another new printed matter is used to register the calibration mark of the second color printing by dummy printing, as a preparation for the second color printing. step. First, the halftone frame 3 having the screen (brush) 44 for the first color printing is replaced with the halftone frame 3 having the screen (brush) 44 for the second color printing. Next, in order to make the alignment mark pattern of the screen (printing plate) 44 for printing of the second color in the first color printing step, the line pattern 46 in the X-axis direction projected from the positioned laser projector 45 The line pattern 47 in the Y-axis direction is integrated, and the screen frame 3 having the second color printed screen (brush) 44 is positioned and adjusted together (refer to FIG. 9, FIG. 16, and FIG. 17). Figure, etc.). Borrowing 12 323155

S 201226211 adjustment prevents the positional deviation between the screens when the plate is replaced at the time of 2 printing, so that the printing offset in multi-color printing can be prevented. Next, the printed matter (only one piece is indicated by ^). The transport belt 14 of the transport unit 4 on the upstream side of the loaded (four) stock-press printing machine i is transported to the leading edge of the paper feed cassette 1 β, and the front end is abutted against the front register. When the end of the camping edge is connected to the front register 1G, the second position of the printed matter is stopped (stopped state) (see (4)). In the state of the material, the horizontal registration portion 11 is pulled (or pushed) in the direction 2 to be conveyed with the object to be printed, and the position in the direction in which the object to be printed is conveyed is referred to (see iu). = the position that does not interfere with the front register portion 10 (see: the second part of the second part of the vacuum unit 19 adsorbs the printed matter / the printed matter is sucked to the true, the lower part of the surface) It is received in the 12th picture, and the production is ancient (adsorption fixed state) (refer to the printed object system that is adsorbed and fixed on the vacuum surface 2〇, and the direction in which the transport direction is reversed (reverse side _ ... right small movement) (Refer to 丄= 8 directly holds the front end portion (leading edge end portion) of the printed matter, and the adsorption fixation performed in the second segment 19 is released, and the printing cylinder 2 is rotated = false printing. That is, the second: will be printed To the printed matter (in the fourth (fourth) Ά early I have a calibration mark Chen = for convenience, it shows that only the system is placed in the printing press = 'into the false printing, the printing is discharged to the predicate ( The discharge belt 15 of the paper discharge unit 5 on the side of the figure is dry & placed (not _)' and dried by the drying device. 323155 13 201226211 After the drying is completed, the printed matter subjected to the false printing is once again loaded. To the farm part (not shown) 'The printed matter to be loaded is from the loading section ^ The skin 14 is conveyed to the conveyance unit 4 disposed on the upstream side of the cylindrical screen printing machine 1, and the skin 14 is conveyed to the leading edge of the paper feed cassette 16 so as to be in contact with the front cover I. When the front part is in contact with the front registration unit, the positioning of the brush is stopped in the conveyance direction (stop state). (Refer to the first cutting, in this stop state, the horizontal registration unit u is used to print the printed matter. The direction in which the transport directions are orthogonal to each other is pulled (or pushed) to perform the direction in which the transport direction of the printed matter is orthogonal to each other (see FIG. u). The position of the interference (refer to the 11th ^th, the lower surface of the printed matter is adsorbed by the vacuum means 19), and the portion of the printed matter is adsorbed and fixed on the vacuum surface 2G (adsorption fixed state) (refer to Fig. 12 The object to be printed which is adsorbed and fixed on the vacuum surface 2 is retracted (small movement) in a direction opposite to the conveyance direction (reverse direction), for example, a slight y (for example, about 1 mm to 2 mm) (see Fig. 12). Figure 14 shows the printing cylinder 2 with an arrow of 5 The counterclockwise rotation is shown and the front target portion 1 is disengaged, and the frame having the screen (printing plate) for printing the second color indicated by the arrow 51 is moved toward the printing end position together with the alignment mark. The image sensor 30 adjusts the position of the image sensor 3 〇 in a manner of sealing to the board standard (refer to FIG. 13), and performs correction (refer to FIG. 15). The second color printing is registered by the registration mark. This registration is performed by a control means (not shown) connected to an image sensor or the like. The second color printing is registered by pseudo printing as described above. Standard 323155

S 201226211 After the registration, the second color printing is performed as described below. First, the alignment mark pattern attached to the screen (printing plate) for the second color printing is plugged by a suitable means such as a tape. Thereby, the printing of the alignment mark made by the calibration mark pattern attached to the second color printing screen (brush) is not printed on the printed matter printed with the first color. Then, the printed matter printed with the first color is loaded on the loading unit (not shown), and the transport belt 14 disposed on the upstream side of the cylindrical screen printing machine 1 is transported to the transport belt 14 The front end portion of the cardboard 16 abuts against the front registration portion 10, and when the current edge portion abuts against the front registration portion 10, the positioning of the object to be conveyed is stopped and stopped (stopped state). Then, in the stopped state, the horizontal registration portion 11 performs the pulling (or pushing) in the direction orthogonal to the conveying direction of the object to be printed, thereby positioning in a direction orthogonal to the direction in which the printed matter is conveyed. Thereafter, the horizontal registration portion 11 is disengaged to a position where no interference occurs. Then, at least a portion of the lower surface of the object to be printed is adsorbed by the vacuum means 19, and the printed matter is adsorbed and fixed on the vacuum surface 20 (adsorbed and fixed state). Then, the object to be printed which is adsorbed and fixed on the vacuum surface 20 is slightly retracted (small movement) in a direction (reverse direction) opposite to the conveyance direction (for example, about 0.5 mm to 1 mm). Next, the calibration mark of the printed matter printed in the first color is integrated with the registration mark for the second color printing. By this integration step, the deviation of the first color printing from the second color printing is prevented. After the integration step, the clip 8 grips the front end portion (leading edge end portion) of the object to be printed, and at the same time, the adsorption fixing by the vacuum means 19 is released, and the printing cylinder 2 is rotated to perform the second color. print. In addition, in the step after the three-color printing, the printed matter of the other new 15 323155 201226211 is used, and the registration of the calibration mark of the second color printing by the false printing is repeated (the preparatory step of the second color printing) and Second color printing step (official printing step). Further, in the above-described embodiment, the front registration portion 10 and the horizontal registration portion 11 are used to position the conveyance direction and the direction orthogonal to the conveyance direction in two directions (that is, to perform the leading edge end portion of the object to be printed. The positioning of the object to be printed which is not affected by the end surface trimming of the leading edge end of the printed matter may be performed, but the present invention is not limited thereto, and the present invention can be made only to be free from the front of the printed matter. Positioning of the printed matter affected by the end surface trimming of the edge portion, or alternatively, providing a switching mode in which the positioning is based on the leading edge end of the printed matter, or the leading edge of the printed matter is not performed The end face trimming of the end affects the positioning of the printed matter. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view of a cylindrical screen printing machine of the present invention. Fig. 2 is a schematic cross-sectional view showing a cylindrical screen printing machine of the present invention. Fig. 3 is a plan view showing a conveying portion of the cylindrical screen printing machine of the present invention. Fig. 4 is a schematic perspective view showing a vacuum means applicable to the present invention. Fig. 5 is a partial cross-sectional view showing a calibration module which can be applied to the present invention. Figure 6 is a view showing the arrangement of a transport unit that can be applied to the present invention.

S 201226211 Image-like top view of the sensor. The first gamma diagram is a top view showing an image sensor that can be applied to the present invention. ^ Figure 8 is a top plan view of a calibration mark applicable to the present invention. κ Fig. 9 is a plan view showing a laser projector applicable to the present invention. Example U is a schematic view showing a part of a cylindrical screen printing machine of the present invention. Fig. 11 is a schematic view showing another part of the cylindrical screen printing machine of the present invention. Fig. 12 is a schematic view showing still another part of the operation of the cylindrical screen printing machine of the present invention. Fig. i3 is a schematic view showing still another part of the cylindrical screen printing machine of the present invention. Fig. 14 is a schematic side view showing still another part of the κ cylinder type screen printing machine of the present invention. The figure is a schematic view showing the calibration of the operation of the cylinder f7 brush of the present invention. (4) The L16 diagram is a display of a printing plate that can be applied to the present invention (printing frame of the brush plate and a squint of the example). The πth figure of the version is a display having a printing frame, an auxiliary frame, and the like. An example of a projector is a 7p brush plate (brush 18 is a top view showing an example of a laser projector that can be applied to the present invention - 323155 17 201226211. Fig. 19 is a view showing a laser that can be applied to the present invention. Side view of an example of a projector. [Description of main components] 1 Cylindrical screen printing machine 2 Printing cylinder (printing main part) 3 Screen frame 4 Transfer part 5 Paper discharge part 6 Center axis 7 Concave part 8 Inflammable piece 9 Claw gripper 10 Front registration part 11 Horizontal registration part 12 Scraper 13 Scribe 14 Transport belt 15 Discharge belt 16 Paper supply 17 Front target sensor 18 Horizontal registration unit 19 Vacuum means 20 Vacuum surface 21 Frame 22 Vacuum line 23 Substrate 25 X Calibration module 26 Y1 Calibration module 27 Y2 Calibration module 28 Press roller 29 Brush roller 30 Image sensor 31 Illumination means 32 Adjustment handle 33 Fixing handle 34 Y-axis guide 35 X-axis guide 36 38 X-axis fine adjustment of the lens unit 39 Y-axis fine adjustment side attachment portion 37 18323155

S 201226211 40 Z-axis fine adjustment unit 42 Printed object 43 Calibration mark 44 Screen (brushing) 45 Laser projector 46 Line pattern in the X-axis direction Line pattern in the Y-axis direction 50 Arrow 51 Arrow 52 Auxiliary frame 53 First load bearing bolt 54 second load bearing bolt 55 X-axis angle adjustment means 56 Y1 shaft angle adjustment means 57 Y2 shaft angle adjustment means 58 clamp 59 LM guide 60 bracket guide 61 movement button 62 fixing button 63 moving pinion 64 Projector 65 Projector 66 Angle adjustment table 67 Angle fixed button 19 323155

Claims (1)

201226211 VII. Patent application scope: 1. A cylindrical screen printing machine is a cylindrical screen printing machine having a printing cylinder and a brush plate for printing two or more colors of a printed matter, wherein The cylindrical screen printing machine is provided on the upstream side of the printing cylinder with: an alignment table for driving an actuator for positioning a plurality of axes of the printed matter; and a vacuum means mounted on the calibration table and used for Adsorbing at least a portion of a lower surface of the printed matter; and an image sensor for detecting a position of the printed matter; and in the printed matter, the calibration mark is printed at the time of the first color printing, and the image sensor is The registration mark registered in the respective printing plates after the second color based on the printing plate position is integrated with the calibration mark printed on the printed matter at the time of the first color printing to perform positioning of the printed matter. Each printing after the second color is performed. 2. The cylindrical screen printing machine according to claim 1, wherein the vacuum means has a vacuum surface formed with a plurality of holes for adsorbing at least a portion of a lower surface of the printed matter. 3. The cylindrical screen printing machine according to claim 1 or 2, wherein the positioning is performed in a state where the to-be-printed object is adsorbed and fixed on a vacuum surface. 4. The cylindrical screen printing machine according to any one of claims 1 to 3, wherein the cylindrical screen printing machine has a front cover 323155 S 201226211 front portion and a horizontal sleeve The front portion is positioned with respect to the leading edge end of the printed matter by the front registration portion and the horizontal registration portion. A printing method according to any one of claims 1 to 4, wherein the cylindrical screen printing machine according to any one of claims 1 to 4 is positioned and printed. 2 323155