CN211764086U

CN211764086U - Flexographic printing unit

Info

Publication number: CN211764086U
Application number: CN202020153381.8U
Authority: CN
Inventors: 林全海; 肖昌胜
Original assignee: Wenzhou Haiduobao Machinery Technology Co ltd
Current assignee: Wenzhou Haiduobao Machinery Technology Co ltd
Priority date: 2020-02-06
Filing date: 2020-02-06
Publication date: 2020-10-27
Anticipated expiration: 2030-02-06

Abstract

The utility model discloses a flexible printing unit, which comprises wallboards, wherein a prepress traction device is arranged at the upper part between the wallboards, a printing device is arranged at the middle part, and a drying device is arranged at the lower part, the printing device comprises a printing roller, a swinging seat, an anilox roller and an ink transfer roller, the printing roller can be rotatably arranged on the wallboards, and the printing roller is arranged below the printing roller; the ink transfer roller can be rotatably arranged on the wall board and positioned on one side of the printing roller; one end of the swinging seat is rotatably connected with the shaft part of the ink transfer roller, a sliding seat is arranged on the swinging seat, the anilox roller is arranged in the sliding block, and the sliding block is slidably matched in the sliding seat; one side of the oscillating seat, which is far away from the ink transfer roller, is linked with the cylinder; the ink transfer roller and the anilox roller penetrate through the shaft end of the wall plate and are respectively provided with an ink transfer roller gear and an anilox roller gear which are meshed with each other; the shaft end of the printing roller is provided with a printing roller gear matched with the anilox roller gear; the plate roller gear is linked with the first servo motor.

Description

Flexographic printing unit

Technical Field

The utility model relates to a flexographic printing machinery technical field specifically is a flexographic printing unit.

Background

In the prior art, a flexible printing machine usually adopts a roller pillow as a support, the roller pillow is a floating structure, a set of complex auxiliary mechanisms is needed for cooperation when the flexible printing machine is matched with an anilox roller and a bearing roller (also called a bottom roller), generally, a shaft shoulder at the front and the back of the printing roller is supported by a semi-circular roller pillow and then is pressed tightly by a hook plate, the hook plate is pushed by an air cylinder to move up and down, the roller pillow is arranged at the inner side of a frame wallboard in a floating way, a left support arm and a right support arm are arranged below the roller pillow, the left support arm and the right support arm are provided with circular arcs for supporting the roller pillow, the circular arc center of the left support arm is concentric with the center of the anilox roller, the circular arc center of the right support arm is concentric with the center of the bottom roller, the left support arm and the right support arm are pushed by a left support arm, the cooperation mechanism is many, and it is inconvenient to adjust, and the manufacturing maintenance cost is high.

Disclosure of Invention

An object of the utility model is to provide a flexographic printing unit has the succinct compactness of structure, adjusts the advantage convenient, stable performance, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a flexible printing unit comprises wall plates 1, wherein a pre-printing traction device 4 is arranged at the upper part between the wall plates 1, a printing device 3 is arranged at the middle part, and a drying device 2 is arranged at the lower part;

the pre-press traction device 4 comprises a driving roller 403 and a pressing roller 404 which are used for strip traction pairing;

the printing device 3 comprises a printing roller 301, a printing roller 302, a swinging seat 312, an anilox roller 303 and an ink transfer roller 304, wherein the printing roller 302 is rotatably arranged on the wallboard 1, and the printing roller 301 is arranged below the printing roller 302; the ink transfer roller 304 can be rotatably arranged on the wallboard 1 and positioned on one side of the printing roller 302; one end of the swinging seat 312 is rotatably connected with the shaft part of the ink transfer roller 304, a sliding seat 313 is arranged on the swinging seat 312, the anilox roller 303 is arranged in a sliding block 314, and the sliding block 314 is arranged in the sliding seat 313 in a sliding way; the side of the oscillating seat 312 far away from the ink transfer roller 304 is linked with an air cylinder 316; the ink transfer roller 304 and the anilox roller 303 are respectively provided with an ink transfer roller gear 319 and an anilox roller gear 318 through the shaft end of the wall plate 1, and the ink transfer roller gear 319 and the anilox roller gear 318 are meshed with each other; a plate roller gear 317 matched with the anilox roller gear 318 is arranged at the shaft end of the plate roller 302; the plate roller gear 317 is linked with a first servo motor 320;

the drying device 2 comprises a shell 201 fixedly connected with the wall plate 1, and a heater 202 is arranged in the shell 201.

Further, an ink box 305 is arranged below the ink transfer roller gear 319, the ink box 305 is mounted on an ink box base 306, the ink box base 306 is linked with the rack 307 and is slidably mounted on a lifting fixing seat 311, and the lifting fixing seat 311 is fixedly mounted on the inner side of the wall plate 1; the lifting fixing seat 311 is rotatably provided with an ink box lifting gear 308 engaged with the rack 307, a worm wheel is coaxially arranged with the ink box lifting gear 308, the worm wheel is engaged with a worm 310 arranged on the lifting fixing seat 311, and a hand wheel 309 is installed at the shaft end of the worm 310.

Further, a fan 203 is arranged at the bottom of the casing 201, and a drying guide roller 204 is arranged above the heater 202 in the casing 201.

Further, an adjusting screw 315 is rotatably disposed on the sliding seat 313, and the adjusting screw 315 is linked with the sliding block 314.

Further, a first bearing 321 is arranged between the shaft part of the ink transfer roller 304 and the wall plate 1; a second bearing 322 is arranged between the shaft part of the ink transfer roller 304 and the swing seat 312.

Further, the driving roller 403 is linked with a second servo motor 401 through a synchronous belt 402, and the second servo motor 401 is installed inside the wall plate 1.

The utility model has the advantages that: the traction device is arranged at the upper part of the wallboard, so that the space position is effectively utilized, and the occupied area is reduced; the oscillating seat is connected with the anilox roller to form an integral component, so that an ink transfer roller gear and the anilox roller gear are always kept meshed, the oscillating seat is pulled by the air cylinder to enable the anilox roller to be close to the upper plate roller during working, the anilox roller gear is meshed with the plate roller gear, power transfer and ink transfer are realized, and the oscillating seat is pushed by the air cylinder to enable the anilox roller to be far away from the plate roller during plate changing and shutdown, so that the operation and the cleaning are convenient; the printing roller is driven by the first servo motor, the power and rotating speed transmission precision is high, and meanwhile, the traction device is also driven by the servo motor, so that a plurality of groups of flexographic printing units of the utility model can be conveniently used by a numerical control system to form a printing production line; the fine adjustment between the anilox roller and the printing roller can be conveniently carried out through the arranged slide block and the adjusting screw rod, so that the printing precision is improved; the printed product can be dried continuously in time through the drying device arranged at the lower part of the wallboard, and the production efficiency is high.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of another perspective of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a sectional view taken along line a-a of fig. 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a flexographic printing unit comprises wall plates 1, wherein a pre-press traction device 4 is arranged at the upper part between the wall plates 1, a printing device 3 is arranged at the middle part, and a drying device 2 is arranged at the lower part;

the printing device 3 comprises a printing roller 301, a printing roller 302, a swinging seat 312, an anilox roller 303 and an ink transfer roller 304, wherein the printing roller 302 is rotatably arranged on the wallboard 1, and the printing roller 301 is arranged below the printing roller 302; the ink transfer roller 304 can be rotatably arranged on the wall plate 1 and positioned on one side of the printing roller 302; one end of the swinging seat 312 is rotatably connected with the shaft part of the ink transfer roller 304, a sliding seat 313 is arranged on the swinging seat 312, the anilox roller 303 is arranged in a sliding block 314, and the sliding block 314 is slidably matched in the sliding seat 313; the side of the oscillating base 312 away from the ink transfer roller 304 is linked with the cylinder 316; the ink transfer roller 304 and the anilox roller 303 penetrate through the shaft end of the wall covering plate 1, and are respectively provided with an ink transfer roller gear 319 and an anilox roller gear 318, and the ink transfer roller gear 319 and the anilox roller gear 318 are meshed with each other; the shaft end of the plate roller 302 is provided with a plate roller gear 317 matched with the anilox roller gear 318; the plate roller gear 317 is linked with the first servo motor 320;

the drying device 2 comprises a casing 201 fixedly connected with the wall plate 1, and a heater 202 is arranged in the casing 201.

Further, an ink box 305 is arranged below the ink transfer roller gear 319, the ink box 305 is mounted on an ink box base 306, the ink box base 306 is linked with the rack 307 and is slidably mounted on a lifting fixed seat 311, and the lifting fixed seat 311 is fixedly mounted on the inner side of the wall plate 1; the lifting fixing seat 311 is rotatably provided with an ink box lifting gear 308 engaged with the rack 307, a worm wheel is coaxially arranged with the ink box lifting gear 308, the worm wheel is engaged with a worm 310 arranged on the lifting fixing seat 311, and a hand wheel 309 is arranged at the shaft end of the worm 310.

Furthermore, an adjusting screw 315 is rotatably disposed on the sliding seat 313, and the adjusting screw 315 is linked with the sliding block 314.

Further, the driving roller 403 is linked with a second servo motor 401 through a synchronous belt 402, and the second servo motor 401 is installed inside the wall panel 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flexographic printing unit comprising a wall plate (1), characterized in that: a prepress traction device (4) is arranged at the upper part between the wallboards (1), a printing device (3) is arranged at the middle part, and a drying device (2) is arranged at the lower part;

the prepress traction device (4) comprises a driving roller (403) and a pressing roller (404) which are used for belt material traction pairing;

the printing device (3) comprises a printing roller (301), a printing roller (302), a swinging seat (312), an anilox roller (303) and an ink transfer roller (304), the printing roller (302) can be rotatably arranged on the wallboard (1), and the printing roller (301) is arranged below the printing roller (302); the ink transfer roller (304) is rotatably arranged on the wallboard (1) and positioned on one side of the printing roller (302); one end of the swing seat (312) is rotatably connected with the shaft part of the ink transfer roller (304), a sliding seat (313) is arranged on the swing seat (312), the anilox roller (303) is arranged in a sliding block (314), and the sliding block (314) is arranged in the sliding seat (313) in a sliding way; the side, away from the ink transfer roller (304), of the swing seat (312) is linked with an air cylinder (316); the ink transfer roller (304) and the anilox roller (303) are respectively provided with an ink transfer roller gear (319) and an anilox roller gear (318) at the shaft ends penetrating through the wallboard (1), and the ink transfer roller gear (319) and the anilox roller gear (318) are meshed with each other; the shaft end of the plate roller (302) is provided with a plate roller gear (317) matched with the anilox roller gear (318); the plate roller gear (317) is linked with a first servo motor (320);

drying device (2) including with wallboard (1) fixed connection's casing (201), be provided with heater (202) in casing (201).

2. A flexographic printing unit according to claim 1, characterized in that: an ink box (305) is arranged below the ink transfer roller gear (319), the ink box (305) is installed on an ink box seat (306), the ink box seat (306) is linked with a rack (307) and is installed on a lifting fixing seat (311) in a sliding mode, and the lifting fixing seat (311) is fixedly installed on the inner side of the wall plate (1); the lifting fixing seat (311) is rotatably provided with an ink box lifting gear (308) meshed with the rack (307), a worm wheel is coaxially arranged on the ink box lifting gear (308), the worm wheel is meshed with a worm (310) arranged on the lifting fixing seat (311), and a hand wheel (309) is installed at the shaft end of the worm (310).

3. A flexographic printing unit according to claim 1, characterized in that: the bottom of the shell (201) is provided with a fan (203), and a drying guide roller (204) is arranged above the heater (202) in the shell (201).

4. A flexographic printing unit according to claim 1, characterized in that: an adjusting screw (315) is arranged on the sliding seat (313) in a rotating mode, and the adjusting screw (315) is linked with the sliding block (314).

5. A flexographic printing unit according to claim 1, characterized in that: a first bearing (321) is arranged between the shaft part of the ink transfer roller (304) and the wallboard (1); and a second bearing (322) is arranged between the shaft part of the ink transfer roller (304) and the swing seat (312).

6. A flexographic printing unit according to claim 1, characterized in that: the driving roller (403) is linked with a second servo motor (401) through a synchronous belt (402), and the second servo motor (401) is installed on the inner side of the wall plate (1).