CN215551845U - Offset printing silk screen printing machine - Google Patents

Abstract

The utility model discloses an offset printing screen printing machine, which relates to the technical field of hose processing, and comprises a rack, a servo divider, a conveying system, and an offset printing assembly, a screen printing assembly and a gloss oil assembly which are sequentially arranged on the rack in an annular array.

Description

Offset printing silk screen printing machine

Technical Field

The utility model belongs to the technical field of hose processing, and particularly relates to an offset printing screen printer.

Background

With the development of society and the progress of science and technology, containers such as bottles and cans are often used to protect products in chemical production. In practical applications, the container surface may be printed with patterns by an offset printing machine or a screen printing machine.

Therefore, chinese patent 2019109239449 discloses a high-speed full-servo screen printer, which includes a frame, a feeding conveyor belt, two sets of feeding and discharging manipulators, a jig rotating mechanism, a pre-positioning mechanism, a firing mechanism, a plurality of printing mechanisms, a plurality of UV (ultraviolet) curing mechanisms and a discharging conveyor belt. Therefore, the design of an offset printing screen printer is a problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide an offset printing and silk-screen printing machine to solve the problem that most of the existing products in the background art are marked on the surface of a container through the offset printing machine or the silk-screen printing machine, and the processing efficiency of the products is low.

The embodiment of the utility model is realized in such a way that the offset printing screen printer comprises a rack and a servo divider arranged on the rack, wherein the servo divider is used for rotating a product to be processed to a processing position, and the offset printing screen printer further comprises:

the conveying system comprises an automatic feeding manipulator and an automatic discharging manipulator which are arranged on the rack; and

the offset printing assembly, the silk screen printing assembly and the gloss oil assembly are sequentially arranged on the frame in an annular array mode, and at least one UV curing lamp is arranged among the offset printing assembly, the silk screen printing assembly and the gloss oil assembly.

As a further scheme of the utility model: the offset printing assembly at least comprises a servo motor offset printing head, the screen printing assembly at least comprises a servo motor screen printing head, and the polishing oil assembly at least comprises a servo polishing head.

As a still further scheme of the utility model: the processing position at least comprises a first pipe position, a second pipe position, a third pipe position, a fourth pipe position, a fifth pipe position, a sixth pipe position, a seventh pipe position, an eighth pipe position, a ninth pipe position, a tenth pipe position, an eleventh pipe position, a twelfth pipe position, a thirteenth pipe position, a fourteenth pipe position, a fifteenth pipe position, a sixteenth pipe position, a seventeenth pipe position, an eighteenth pipe position, a nineteenth pipe position, a twentieth pipe position, a twenty-first pipe position, a twenty-second pipe position, a twenty-third pipe position and a twenty-fourth pipe position which are arranged in sequence

Compared with the prior art, the utility model has the beneficial effects that:

compared with the prior art, the offset printing screen printing machine provided by the embodiment of the utility model comprises a rack, a servo divider, a conveying system, and an offset printing assembly, a screen printing assembly and a gloss oil assembly which are sequentially arranged on the rack in an annular array, wherein the offset printing screen printing machine is simultaneously provided with the offset printing assembly, the screen printing assembly and the gloss oil assembly, the offset printing assembly, the screen printing assembly and the gloss oil assembly are fed by an automatic feeding manipulator, then a product to be processed is rotated to a processing position (the positions corresponding to the offset printing assembly, the screen printing assembly and the gloss oil assembly in sequence) by the servo divider, then the offset printing, the screen printing and the gloss oil are carried out on the product to be processed, and a UV curing lamp is matched for curing to form a finished product, so that the product can be operated on a bottle, is particularly suitable for cosmetic bottles, the processing efficiency of the product is effectively improved, and the problem that most of the existing products are respectively marked on the surface of a container by an offset printing machine or a screen printing machine is solved, the problem of low processing efficiency of the product exists, and therefore the practicability is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic plan view of a flexographic printing machine according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of an offset printing screen printing machine according to an embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a silk-screen offset printing machine according to another embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a glossing assembly in a silk screen printing machine according to another embodiment of the present invention.

Fig. 5 is a schematic diagram illustrating a connection relationship between a drive servo motor of an upper polish head and an adjustment mechanism of the upper polish head in an offset printing screen printer according to another embodiment of the present invention.

In the figure: 1-first pipe position, 2-second pipe position, 3-third pipe position, 4-fourth pipe position, 5-fifth pipe position, 6-sixth pipe position, 7-seventh pipe position, 8-eighth pipe position, 9-ninth pipe position, 10-tenth pipe position, 11-eleventh pipe position, 12-twelfth pipe position, 13-thirteenth pipe position, 14-fourteenth pipe position, 15-fifteenth pipe position, 16-sixteenth pipe position, 17-seventeenth pipe position, 18-eighteenth pipe position, 19-nineteenth pipe position, 20-twentieth pipe position, 21-twenty-first pipe position, 22-twenty-second pipe position, 23-twenty-third pipe position, 24-twenty-fourth pipe position, 25-automatic feeding manipulator, 26-automatic blanking manipulator, 27-reserved gold stamping head, 28-UV curing lamp, 29-servo motor screen printing head, 30-servo light feeding head, 31-servo motor glue printing head, 32-feeding chute, 33-servo motor pipe seat, 34-servo divider, 35-frame, 36-rotating disc, 37-feeding and discharging propulsion mechanism, 38-servo motor oil feeding seat, 39-oil feeding roller, 40-oil feeding groove, 41-oil feeding head transmission servo motor and 42-oil feeding head adjusting mechanism.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention more clearly and clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1-2, a structure diagram of an offset printing and screen printing machine according to an embodiment of the present invention is provided, and the offset printing and screen printing machine is a flexible high-speed offset printing and screen printing machine, and combines offset printing and screen printing steps, so as to effectively improve product processing efficiency.

In the embodiment of the present invention, the offset screen printing machine includes a frame 35 and a servo splitter 34 disposed on the frame 35, where the servo splitter 34 is configured to rotate a product to be processed to a processing position, and the offset screen printing machine further includes:

the conveying system comprises an automatic feeding manipulator 25 and an automatic discharging manipulator 26 which are arranged on a rack 35; and

the offset printing assembly, the screen printing assembly and the gloss oil assembly are arranged on the frame 35 in an annular array in sequence, and at least one UV curing lamp 28 is arranged among the offset printing assembly, the screen printing assembly and the gloss oil assembly.

In an embodiment of the present invention, the automatic feeding manipulator 25 feeds the workpiece, and then the servo divider 34 rotates the workpiece to a processing position (corresponding to the offset printing assembly, the screen printing assembly and the polishing oil assembly in sequence), so as to perform offset printing, screen printing and polishing on the workpiece, and simultaneously cure the UV curing lamp 28, thereby forming a finished product.

Further, as a preferred embodiment of the present invention, the offset printing assembly at least includes a servo motor print head 31, the screen printing assembly at least includes a servo motor screen printing head 29, the gloss oil assembly at least includes a servo upper optical head 30, the servo divider 34 drives the pipe to rotate by placing the product on the pipe, the product comes below the servo motor print head 31, the offset printing starts, after the printing is completed, the servo divider 34 rotates, the product comes below the UV curing lamp 28, the UV curing lamp 28 cures the pattern printed by the product, and the curing completes the 1-color printing. The same working principle is used for finishing offset printing of 2 to 4 colors, simultaneously finishing all processes of oil painting, oil painting leveling, curing, 3-color silk printing, gold stamping and the like, rotating the tube position to a blanking position by a servo divider 34, and taking down a product from the tube position by an automatic blanking manipulator 26 to finish a printing process.

Further, as a preferred embodiment of the present invention, the processing positions at least include a first tube position 1, a second tube position 2, a third tube position 3, a fourth tube position 4, a fifth tube position 5, a sixth tube position 6, a seventh tube position 7, an eighth tube position 8, a ninth tube position 9, a tenth tube position 10, an eleventh tube position 11, a twelfth tube position 12, a thirteenth tube position 13, a fourteenth tube position 14, a fifteenth tube position 15, a sixteenth tube position 16, a seventeenth tube position 17, an eighteenth tube position 18, a nineteenth tube position 19, a twentieth tube position 20, a twenty-first tube position 21, a twenty-second tube position 22, a twenty-third tube position 23, and a twenty-fourth tube position 24, which are sequentially arranged.

Further, as a preferred embodiment of the present invention, the first pipe location 1 is used for loading (i.e. an automatic loading position, where a product to be processed is automatically loaded to the first pipe location 1 by an automatic loading manipulator 25).

In one example of the present invention, the second pipe position 2 (a position where secondary feeding and electrostatic dust removal are performed) is used for secondary feeding and electrostatic dust removal, and the third pipe position 3 is used for performing surface activation treatment on a product to be processed (generally, electrostatic dust removal is performed first, and the treated product is rotated to the third pipe position 3 to perform corona surface treatment or flame treatment, so as to perform activation treatment on the surface of the product, and the flame treatment may be performed by using a conventional flame treatment device, for example, a robot, and a flame spray head is mounted on a front arm of the robot, so that the flame treatment head covers the surface of the product through non-axial conversion of the robot.

In yet another embodiment of the present invention, the product is placed on the tube position by a manual or automatic feeding system (preferably an automatic feeding manipulator 25), the servo divider 34 rotates the tube position, the product comes to the secondary feeding position (second tube position 2), the electrostatic dust collection is firstly performed, the processed product rotates to the corona or flame processing position, the corona or flame is started to perform the activation processing on the surface of the product, the processing is finished, the servo divider 34 rotates, the product comes below the servo motor glue head 31, the offset printing starts to print, after the printing is finished, the servo divider 34 rotates, the product comes below the UV curing lamp 28, the UV curing lamp 28 cures the printed pattern of the product, and the curing finishes the 1-color printing. The same working principle is used for finishing offset printing of 2 to 4 colors, simultaneously finishing all processes of oil painting, oil painting leveling, curing, 3-color silk printing, gold stamping and the like, rotating the tube position to a blanking position by a servo divider 34, and taking down a product from the tube position by an automatic blanking manipulator 26 to finish a printing process.

The embodiment of the present invention does not limit the specific structural form of the automatic feeding manipulator 25, for example, the automatic feeding manipulator 25 may be U-shaped, rectangular, triangular, L-shaped, or even tubular, and may be adaptively adjusted according to the installation environment.

Further, as a preferred embodiment of the present invention, the fourth tube position 4 is used for performing first color offset printing on a product to be processed, the fifth tube position 5 is used for UV curing after the first color offset printing, the sixth tube position 6 is used for second color offset printing, the seventh tube position 7 is used for UV curing after the second color offset printing, the eighth tube position 8 is used for third color offset printing, the ninth tube position 9 is used for UV curing after the third color offset printing, the tenth tube position 10 is used for fourth color offset printing, and the eleventh tube position 11 is used for UV curing after the fourth color offset printing.

In one example of the present invention, in general, offset printing may be performed at least once using different tube positions, and four-color offset printing (first-color offset printing, second-color offset printing, third-color offset printing, fourth-color offset printing) is performed to form four-color offset printing, which means that a color printed matter is formed by color superimposition composed of yellow, magenta, cyan, and black.

In an embodiment of the present invention, specifically, the offset printing module may adopt an existing product at least including a servo motor offset printing head 31, and when performing offset printing, the operation principle is that after the product is processed, the product is rotated to a position right below a servo motor screen printing head 29 by the power of a servo divider 34, the servo motor screen printing head 29 receives a signal for starting printing, a main computer board starts to output a printing instruction, a pipe position servo motor and a servo motor of the offset printing head start to operate at matched speeds, uniform ink on a die wheel is transferred to the pattern surface of an offset printing relief printing plate, and then the ink on the pattern of the pattern plate is transferred to the surface of the product by the contact between the relief printing plate and the product surface.

Further, as a preferred embodiment of the present invention, the twelfth pipe position 12 is a gloss oil position, the thirteenth pipe position 13 and the fourteenth pipe position 14 are both gloss oil leveling positions, the fifteenth pipe position 15 is a gloss oil UV curing position, the glazing assembly may be a conventional product including at least the servo upper head 30, which, after pre-processing, the servo upper optical head 30 is rotated to a position right above the servo upper optical head 30 by the power of the servo divider 34, the servo upper optical head 30 is rotated at all times in synchronization, the upper light wheel connected with the servo upper light head 30 is provided with even gloss oil, the main computer board starts to output a glazing instruction, the servo upper light head 30 is lifted, the upper light wheel is contacted with a product, the servo upper light head 30 falls down after rotating for about 3 circles, the glazing work of the product is completed, the gloss oil is automatically leveled by the high-speed rotation of the 2 stations and then is rotated to the UV curing position for curing.

As shown in fig. 2 to 4, as a preferred embodiment of the present invention, the sixteenth tube 16 is used for performing the first color silk-screen printing, the seventeenth tube 17 is used for UV curing after the first color silk-screen printing, the eighteenth tube 18 is used for the second color silk-screen printing, the nineteenth tube 19 is used for UV curing after the second color silk-screen printing, the twentieth tube 20 is used for the third color silk-screen printing, the twenty-first tube 21 is used for UV curing after the third color silk-screen printing, the twenty-second tube 22 is a gold stamping position, the twenty-third tube 23 is an empty position, and the twenty-fourth tube 24 is an automatic blanking position.

In an example of the present invention, the screen printing component may adopt an existing product at least including a servo motor screen printing head 29, the screen printing process is that after the product is processed, the product is rotated to a position right below the servo motor screen printing head 29 by the power of a servo divider 34, the servo motor screen printing head 29 receives a signal for starting printing, a main computer board starts to output a printing instruction, a pipe position servo motor and a servo motor of the servo motor screen printing head 29 start to work at a matched speed, the printing ink is placed on a screen printing plate, and the printing ink is printed on the surface of the product by the pressure of a scraper through exposed patterns on the screen printing plate.

As shown in fig. 3-5, as a preferred embodiment of the present invention, a reserved bronzing head 27 is further disposed on the rack 35, a feeding chute 32 is disposed above the automatic feeding manipulator 25, an output end of the servo splitter 34 is connected to a rotating disc 36 (preferably a large cast aluminum disc), a plurality of servo motor pipe seats 33 for mounting servo motors are disposed above the rotating disc 36, a feeding and discharging propulsion mechanism 37 for driving the automatic feeding manipulator 25 and the automatic discharging manipulator 26 to operate is disposed below the feeding chute 32, and the rotating disc 36 is driven to rotate by the servo splitter 34 to rotate a product to be processed to a processing position.

Further, as a preferred embodiment of the present invention, a servo motor oil-feeding seat 38 is further installed on the frame 35, an oil-feeding head adjusting mechanism 42 (for XYZ axis adjustment of the servo oil-feeding head 30) is installed on the servo motor oil-feeding seat 38, an oil-feeding groove 40 is installed on the oil-feeding head adjusting mechanism 42, an oil-feeding roller 39 is installed at one end of the oil-feeding groove 40, and an oil-feeding head transmission servo motor 41 for driving the oil-feeding roller 39 to rotate is installed at the other end of the oil-feeding groove 40.

In another embodiment of the present invention, the components of the offset printing screen printing machine are connected by welding, specifically, the components are manufactured by full-length welding, and the height of the welding seam is not less than 5 mm; meanwhile, slag removal after welding, acute angle polishing, burr removal, smoothness and flatness are required. The devices presented in this document may all be connected to an external master controller, and the master controller may be a conventionally known device that is controlled by a computer or the like.

The implementation principle of the embodiment is as follows: carry out the material loading through conveying system, and then place the product on the pipe position, servo decollator 34 drives the pipe position rotation, and the product comes to servo motor and glues printer head 31 below, and offset printing begins to print, and the printing is accomplished the back, and servo decollator 34 is rotatory, and the product comes to UV curing lamp 28 below, and UV curing lamp 28 solidifies the pattern that the product printed, and 1 look printing is accomplished in the solidification. The same working principle accomplishes 2 to 4 color offset printing. And simultaneously, finishing all the procedures of glazing oil, glazing oil leveling, curing, 3-color silk screen printing, gold stamping and the like. Finally, the servo divider 34 rotates the tube to the blanking position, and the automatic blanking robot 26 removes the product from the tube to complete a printing operation.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element. The standard parts used by the utility model can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part can adopt the conventional means of mature bolts, rivets, welding and the like in the prior art, and the detailed description is not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an offset printing silk screen printing machine, includes frame (35) and sets up servo decollator (34) on frame (35), servo decollator (34) are used for rotating the product of treating processing to the processing position, its characterized in that, offset printing silk screen printing machine still includes:

the conveying system comprises an automatic feeding manipulator (25) and an automatic discharging manipulator (26) which are arranged on a rack (35); and

the offset printing assembly, the screen printing assembly and the gloss oil assembly are sequentially arranged on the frame (35) in an annular array, and at least one UV curing lamp (28) is arranged among the offset printing assembly, the screen printing assembly and the gloss oil assembly.

2. The offset printing machine according to claim 1, wherein the offset printing assembly comprises at least a servo motor offset printing head (31), the screen printing assembly comprises at least a servo motor screen printing head (29), and the gloss oil assembly comprises at least a servo upper optical head (30).

3. The offset screen printing machine according to claim 1, wherein the processing positions at least comprise a first tube position (1), a second tube position (2), a third tube position (3), a fourth tube position (4), a fifth tube position (5), a sixth tube position (6), a seventh tube position (7), an eighth tube position (8), a ninth tube position (9), a tenth tube position (10), an eleventh tube position (11), a twelfth tube position (12), a thirteenth tube position (13), a fourteenth tube position (14), a fifteenth tube position (15), a sixteenth tube position (16), a seventeenth tube position (17), an eighteenth tube position (18), a nineteenth tube position (19), a twentieth tube position (20), a twenty-first tube position (21), a twenty-second tube position (22), a twenty-third tube position (23) and a fourteenth tube position (24) which are sequentially arranged.

4. The offset screen printing machine according to claim 3, wherein the first pipe position (1) is used for feeding, the second pipe position (2) is used for secondary feeding and electrostatic dust removal, and the third pipe position (3) is used for surface activation treatment of a product to be processed.

5. The offset printing screen printing machine according to claim 3, wherein the fourth tube position (4) is used for carrying out first color offset printing on a product to be processed, the fifth tube position (5) is used for UV curing after the first color offset printing, the sixth tube position (6) is used for second color offset printing, the seventh tube position (7) is used for UV curing after the second color offset printing, the eighth tube position (8) is used for third color offset printing, the ninth tube position (9) is used for UV curing after the third color offset printing, the tenth tube position (10) is used for fourth color offset printing, and the eleventh tube position (11) is used for UV curing after the fourth color offset printing.

6. The offset screen printing machine according to claim 3, wherein the twelfth pipe position (12) is a varnish position, the thirteenth pipe position (13) and the fourteenth pipe position (14) are varnish leveling positions, and the fifteenth pipe position (15) is a varnish UV curing position.

7. The offset printing screen printing machine according to claim 3, wherein the sixteenth tube (16) is used for carrying out first color screen printing, the seventeenth tube (17) is used for UV curing after the first color screen printing, the eighteenth tube (18) is used for second color screen printing, the nineteenth tube (19) is used for UV curing after the second color screen printing, the twentieth tube (20) is used for third color screen printing, the twenty-first tube (21) is used for UV curing after the third color screen printing, the twenty-second tube (22) is a gold stamping position, the twenty-third tube (23) is an empty position, and the twenty-fourth tube (24) is an automatic blanking position.

8. The offset screen printing machine according to claim 1, wherein the frame (35) is further provided with a reserved gold stamping head (27), the output end of the servo divider (34) is connected with a rotating disc (36), and a plurality of servo motor pipe seats (33) are arranged above the rotating disc (36).

9. The offset screen printing machine according to claim 1, wherein the frame (35) is further provided with a servo motor oil-feeding seat (38), the servo motor oil-feeding seat (38) is provided with an oil-feeding head adjusting mechanism (42), the oil-feeding head adjusting mechanism (42) is provided with an oil-feeding groove (40), one end of the oil-feeding groove (40) is provided with an oil-feeding roller (39), and the other end of the oil-feeding groove (40) is provided with an oil-feeding head transmission servo motor (41) for driving the oil-feeding roller (39) to rotate.

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