Packaging film printing device

Abstract

The present invention specifically relates to a packaging film printing device, comprising a top box, a bottom box and an ink machine, wherein mounting holes are provided at four corners of the top box, the bottom box is slidably mounted below the top box, the ink machine is fixedly mounted at the upper end of the top box, a conveying roller is rotatably mounted on the side of the top box, an observation window is provided on the side of the bottom box, a lifting assembly is mounted between the left and right ends of the top box and the bottom box, a printing mechanism is mounted inside the bottom box, the lifting assembly comprises a hydraulic cylinder, the hydraulic cylinder is fixedly mounted on the side of the top box, the printing mechanism comprises an ink cartridge and an ink roller, the ink cartridge is fixedly mounted on the inner side of the bottom box, a bracket is rotatably mounted inside the bottom box, the ink roller is rotatably mounted on the bracket, the bracket is fixedly mounted with an ink scraper, a servo motor is fixedly mounted on the side of the bottom box, a rubber pressure roller is rotatably mounted on the inner side of the top box, an ink transfer roller is rotatably mounted inside the ink cartridge, a driving motor is fixedly mounted on the side of the ink cartridge, and the output end of the driving motor is transmission-connected to one end of the ink transfer roller.

Description

Technical Field

[0001] The invention belongs to the technical field of packaging film printing, and in particular relates to a packaging film printing device. Background Art

[0002] In the packaging film printing industry, traditional printing devices still have some problems. First, the control of printing accuracy is a key issue. Usually, in order to ensure printing accuracy, the components of the printing equipment are set closely to make the connection between the components smooth, so that the printing effect of the packaging film is improved;

[0003] Among them, the ink roller and the ink scraper are the core components of the printing device, and their performance and status directly affect the quality and production efficiency of the printed products. However, in the design of traditional printing equipment, due to the close arrangement of various components, key components such as the ink roller and the ink scraper are often time-consuming to disassemble and replace, and the maintenance operation is complicated, requiring a lot of time and manpower, which has become one of the key factors restricting the improvement of production efficiency. It not only reduces production efficiency, but also increases the operating costs of the enterprise. Therefore, a packaging film printing device is provided to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to provide a packaging film printing device to solve the problems existing in the background technology.

[0005] In order to achieve the above technical objectives, the technical solution adopted by the present invention is as follows:

[0006] A packaging film printing device, comprising a top box, a bottom box and an ink machine, wherein the top box is provided with mounting holes at four corners, the bottom box is slidably mounted below the top box, the ink machine is fixedly mounted at the upper end of the top box, a conveying roller is rotatably mounted on the side of the top box, an observation window is provided on the side of the bottom box, a lifting assembly is mounted between the left and right ends of the top box and the bottom box, and a printing mechanism is mounted inside the bottom box;

[0007] The lifting assembly includes a hydraulic cylinder, which is fixedly mounted on the side of the top box, and the lower end of the movable end of the hydraulic cylinder is fixedly connected to the side of the bottom box;

[0008] The printing mechanism includes an ink cartridge and an ink roller, wherein the ink cartridge is fixedly mounted on the inner side of the bottom box, the ink machine output end is connected to the ink cartridge, the lower sides of the ink cartridge and the bottom box are both connected to the ink machine input end, a bracket is rotatably mounted inside the bottom box, the ink roller is rotatably mounted on the bracket, a scraper is fixedly mounted on the bracket, a servo motor is fixedly mounted on the side of the bottom box, the servo motor is transmission-connected to the ink roller, a rubber pressure roller is rotatably mounted on the inner side of the top box, an ink transfer roller is rotatably mounted inside the ink cartridge, a drive motor is fixedly mounted on the side of the ink cartridge, and the output end of the drive motor is transmission-connected to one end of the ink transfer roller.

[0009] Preferably, the bracket is fixedly assembled with a mounting frame by means of bolts, the ink scraper is fixedly assembled to the mounting frame by means of bolts, and a handle is fixedly assembled at the rear side of the bracket.

[0010] Preferably, the mounting frame is provided with a limiting groove, and the ink scraper is fixedly provided with a limiting block at one end close to the mounting frame, and the limiting block matches the limiting groove.

[0011] Preferably, circular grooves are provided at both left and right ends of the bracket, sealed bearings are installed inside the circular grooves, the outer ring of the sealed bearings is fixedly connected to the circular grooves, and the inner ring of the sealed bearings is drivingly connected to the ink roller.

[0012] Preferably, an assembly block is fixedly assembled on the inner side of the inner ring of the sealed bearing, and a slide groove is provided on the assembly block. A first slide rod and an abutment block are fixedly assembled on the right end of the ink roller, and the first slide rod is assembled with the slide groove for left and right sliding movement. A rotating groove and an annular groove are provided on the left end of the ink roller, and the rotating groove is connected with the upper side of the annular groove. A gear is rotatably assembled inside the rotating groove, and an internal gear ring meshing with the gear is rotatably assembled inside the annular groove. A second slide rod and an abutment plate are slidably assembled on the left end of the ink roller for left and right sliding movement, and the second slide rod is matched with the slide groove for left and right sliding movement. The gear is fixedly assembled with a screw, and the screw thread is rotatably assembled inside the second slide rod.

[0013] Preferably, a U-shaped reinforcement block is fixedly provided on the left end of the ink roller, and the U-shaped reinforcement block is located on the left and right sides of the annular groove.

[0014] Preferably, a fixing block is fixedly provided on the right assembly block, and the fixing block is fixedly connected to the output end of the servo motor by bolts.

[0015] Preferably, both the abutment block and the abutment plate are fixedly mounted with rubber gaskets at one end close to the assembly block.

[0016] Preferably, slide rails are fixedly provided at both left and right ends of the top box, and the movable ends of the slide rails are fixedly connected to the sides of the bottom box.

[0017] Advantages of the present invention:

[0018] 1. The cooperation between the limit groove on the mounting frame and the limit block on the ink scraper enables the ink scraper to be installed quickly and accurately. The left and right sliding adjustment of the ink roller is realized through the design of components such as gears, internal gear rings and screws. This design not only improves the flexibility of the ink roller, but also makes the replacement and maintenance of the ink roller more convenient; and through the combined use of hydraulic cylinders and slide rails, the bottom box can move up and down smoothly, which is convenient for the staff to maintain and disassemble and replace the ink roller, which greatly simplifies the maintenance process and improves work efficiency.

[0019] 2. Through the design of trapezoidal embedded blocks and trapezoidal interlocking grooves, fine correction is achieved after the top box and the bottom box are closed, ensuring the precise correspondence between the upper and lower positions of the ink roller and the rubber pressure roller, thereby improving the accuracy and quality of printing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention is further illustrated by means of the non-limiting examples given in the accompanying drawings.

[0021] Figure 1 A schematic diagram of the structure of a packaging film printing device of the present invention Figure 1 ;

[0022] Figure 2 A schematic diagram of the structure of a packaging film printing device of the present invention Figure 2 ;

[0023] Figure 3 A schematic diagram of the structure of a packaging film printing device of the present invention Figure 3 ;

[0024] Figure 4 Schematic diagram of the partial structure explosion of a packaging film printing device of the present invention Figure 1 ;

[0025] Figure 5 for Figure 4 The enlarged schematic diagram of point A in the middle;

[0026] Figure 6 for Figure 4 The enlarged schematic diagram of point B in the middle;

[0027] Figure 7 for Figure 4 The enlarged schematic diagram of the center C;

[0028] Figure 8 Schematic diagram of the partial structure explosion of a packaging film printing device of the present invention Figure 2 ;

[0029] The main component symbols are described as follows:

[0030] Top box 1, bottom box 11, mounting hole 111, ink machine 12, conveying roller 13, observation window 131, hydraulic cylinder 14, ink cartridge 15, ink roller 151, rubber pressure roller 1511, ink transfer roller 1512, bracket 152, mounting frame 1521, limiting groove 15211, limiting block 15212, handle 1522, ink scraper 153, servo motor 154, circular groove 16, sealed bearing 161, assembly block 162, slide groove 1621, first slide bar 163, abutment block 1631, rotating groove 164, annular groove 165, gear 166, inner gear ring 167, second slide bar 168, abutment plate 1681, screw 169, U-shaped reinforcement block 17, fixing block 171, slide rail 18. DETAILED DESCRIPTION

[0031] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0032] like Figure 1-2 As shown, a packaging film printing device of the present invention comprises a top box 1, a bottom box 11 and an ink machine 12, the top box 1 is provided with mounting holes 111 at four corners, the bottom box 11 is slidably mounted below the top box 1, the ink machine 12 is fixedly mounted at the upper end inside the top box 1, the top box 1 is rotatably mounted with a conveying roller 13 on the side, an observation window 131 is arranged on the side of the bottom box 11, a lifting assembly is arranged between the left and right ends of the top box 1 and the bottom box 11, a printing mechanism is arranged inside the bottom box 11, a trapezoidal embedded block 112 and a trapezoidal interlocking groove 113 are arranged between the top box 1 and the bottom box 11, and the positions of the top box 1 and the bottom box 11 after closing can be slightly corrected by the trapezoidal embedded block 112 and the trapezoidal interlocking groove 113, so that the ink roller 151 corresponds to the rubber pressure roller 1511 in the upper and lower positions;

[0033] like Figure 3 As shown, the lifting assembly includes a hydraulic cylinder 14, which is fixedly assembled on the side of the top box 1, and the lower end of the movable end of the hydraulic cylinder 14 is fixedly connected to the side of the bottom box 11. The hydraulic cylinder 14 can control the bottom box 11 to move up and down, so that it is convenient for the staff to maintain and disassemble and replace the ink roller 151. The left and right ends of the top box 1 are fixedly provided with slide rails 18, and the movable end of the slide rail 18 is fixedly connected to the side of the bottom box 11. The slide rails 18 set at the left and right ends of the top box 1 and the bottom box 11 can make the bottom box 11 move up and down more stably;

[0034] like Figure 4-5As shown, the printing mechanism includes an ink cartridge 15 and an ink roller 151, the ink cartridge 15 is fixedly mounted on the inner side of the bottom box 11, the output end of the ink machine 12 is connected to the ink cartridge 15, and the lower sides of the ink cartridge 15 and the bottom box 11 are both connected to the input end of the ink machine 12, a bracket 152 is rotatably mounted inside the bottom box 11, the ink roller 151 is rotatably mounted on the bracket 152, the bracket 152 is fixedly mounted with a scraper 153, the bracket 152 is fixedly mounted with a mounting frame 1521 by bolts, the scraper 153 is fixedly mounted on the mounting frame 1521 by bolts, a handle 1522 is fixedly mounted on the rear side of the bracket 152, the mounting frame 1521 is provided with a limiting groove 15211, and the scraper 153 is close to the mounting frame A limit block 15212 is fixedly provided at one end of 1521, and the limit block 15212 matches the limit groove 15211. The cooperation between the limit block 15212 and the limit groove 15211 enables the ink scraper 153 to be quickly installed. A servo motor 154 is fixedly installed on the side of the bottom box 11, and the servo motor 154 is transmission-connected with the ink roller 151. A rubber pressure roller 1511 is rotationally installed inside the top box 1, and an ink transfer roller 1512 is rotationally installed inside the ink box 15. The ink transfer roller 1512 can transfer ink and can also perform secondary mixing on the ink in the ink box 15. A drive motor is fixedly installed on the side of the ink box 15, and the output end of the drive motor is transmission-connected with one end of the ink transfer roller 1512.

[0035] like Figure 6-8 As shown, both ends of the bracket 152 are provided with circular grooves 16, and a sealed bearing 161 is installed inside the circular groove 16. The outer ring of the sealed bearing 161 is fixedly connected to the circular groove 16, and the inner ring of the sealed bearing 161 is drivingly connected to the ink roller 151;

[0036] An assembly block 162 is fixedly assembled on the inner side of the inner ring of the sealed bearing 161, and a slide groove 1621 is provided on the assembly block 162. A first slide bar 163 and an abutment block 1631 are fixedly assembled on the right end of the ink roller 151. The first slide bar 163 and the slide groove 1621 are slidably assembled left and right. A rotating groove 164 and an annular groove 165 are provided on the left end of the ink roller 151. The rotating groove 164 is communicated with the upper side of the annular groove 165. A gear 166 is rotatably assembled inside the rotating groove 164, and an internal gear ring 167 meshing with the gear 166 is rotatably assembled inside the annular groove 165. The rotation of the internal gear ring 167 can drive the gear 166 to rotate, thereby adjusting the second slide bar 168 to slide left and right. The left end of the ink roller 151 is equipped with a second slide bar 168 and an abutment plate 1681 for sliding left and right. The second slide bar 168 is matched with the slide groove 1621 for sliding left and right. The gear 166 is fixedly equipped with a screw rod 169. The screw rod 169 is threadedly rotated and assembled inside the second slide bar 168. The left end of the ink roller 151 is fixedly equipped with a U-shaped reinforcement block 17. The U-shaped reinforcement block 17 is located on the left and right sides of the annular groove 165. The right assembly block 162 is fixedly equipped with a fixed block 171. The fixed block 171 is fixedly connected to the output end of the servo motor 154 through bolts. The abutment block 1631 and the abutment plate 1681 are both fixedly equipped with rubber gaskets near one end of the assembly block 162.

[0037] When the ink scraper 153 or ink roller 151 needs to be installed or maintained, the output end of the hydraulic cylinder 14 is first started to move downward, so that the bottom box 11 moves downward, thereby separating the bottom box 11 and the top box 1, and then the bolts are loosened to separate the fixing block 171 from the output end of the servo motor 154, and then the handle 1522 is pulled to rotate the bracket 152 outward so that the bracket 152 leans against the side of the bottom box 11. At this time, the operator can replace or maintain the ink scraper 153 and the ink roller 151; if it is necessary to remove The lower ink roller 151 can rotate the inner gear ring 167 to make the second slide bar 168 move toward the ink roller 151 until the second slide bar 168 disengages from and moves away from the slide groove 1621 of the left assembly block 162, and then move the ink roller 151 to the left so that the first slide bar 163 at its right end disengages from the slide groove 1621 of the right assembly block 162. At this time, the ink roller 151 can be removed, and the staff will not be blocked by the tightly arranged parts during the operation, which is beneficial for the staff to maintain the parts inside the bottom box 11.

[0038] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. A packaging film printing device, comprising a top box, a bottom box and an ink machine, characterized in that: The top box is provided with mounting holes at the four corners, the bottom box is slidably mounted below the top box, the ink machine is fixedly mounted on the upper end of the top box, the top box side is rotatably equipped with a conveying roller, the bottom box side is provided with an observation window, the top box and the left and right ends of the bottom box are both equipped with lifting components, and the bottom box is equipped with a printing mechanism inside; The lifting assembly includes a hydraulic cylinder, which is fixedly mounted on the side of the top box, and the lower end of the movable end of the hydraulic cylinder is fixedly connected to the side of the bottom box; The printing mechanism comprises an ink cartridge and an ink roller, wherein the ink cartridge is fixedly mounted on the inner side of the bottom box, the ink machine output end is connected to the ink cartridge, the lower sides of the ink cartridge and the bottom box are both connected to the ink machine input end, a bracket is rotatably mounted inside the bottom box, the ink roller is rotatably mounted on the bracket, a scraper is fixedly mounted on the bracket, a servo motor is fixedly mounted on the side of the bottom box, the servo motor is drivingly connected to the ink roller, a rubber pressure roller is rotatably mounted on the inner side of the top box, an ink transfer roller is rotatably mounted inside the ink cartridge, a drive motor is fixedly mounted on the side of the ink cartridge, and the output end of the drive motor is drivingly connected to one end of the ink transfer roller; The bracket is fixedly assembled with a mounting frame by bolts, the ink scraper is fixedly assembled on the mounting frame by bolts, and a handle is fixedly assembled on the rear side of the bracket; The mounting frame is provided with a limiting groove, and the ink scraper is fixedly provided with a limiting block near one end of the mounting frame, and the limiting block matches the limiting groove; The left and right ends of the bracket are both provided with circular grooves, the circular grooves are equipped with sealed bearings, the outer ring of the sealed bearings is fixedly connected to the circular grooves, and the inner ring of the sealed bearings is drivingly connected to the ink roller; An assembly block is fixedly assembled on the inner side of the inner ring of the sealed bearing, and a slide groove is provided in the assembly block. A first slide rod and an abutment block are fixedly assembled on the right end of the ink roller, and the first slide rod is assembled with the slide groove for left and right sliding movement. A rotating groove and an annular groove are provided on the left end of the ink roller, and the rotating groove is communicated with the upper side of the annular groove. A gear is rotatably assembled inside the rotating groove, and an internal gear ring meshing with the gear is rotatably assembled inside the annular groove. A second slide rod and an abutment plate are slidably assembled on the left end of the ink roller for left and right sliding movement, and the second slide rod is matched with the slide groove for left and right sliding movement, and the gear is fixedly assembled with a screw, and the screw thread is rotatably assembled inside the second slide rod.

2. A packaging film printing device according to claim 1, characterized in that: A U-shaped reinforcement block is fixedly provided at the left end of the ink roller, and the U-shaped reinforcement block is located at the left and right sides of the annular groove.

3. A packaging film printing device according to claim 1, characterized in that: The assembly block on the right side is fixedly provided with a fixing block, and the fixing block is fixedly connected to the output end of the servo motor through bolts.

4. A packaging film printing device according to claim 1, characterized in that: The abutment block and the abutment plate are both fixedly mounted with rubber gaskets at one end close to the assembly block.

5. The packaging film printing device according to claim 1, characterized in that: Slide rails are fixedly provided at both left and right ends of the top box, and the movable ends of the slide rails are fixedly connected to the sides of the bottom box.

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