CN222571882U

CN222571882U - Ink channeling mechanism for offset press based on flexible reversing of ink channeling piece

Info

Publication number: CN222571882U
Application number: CN202421031490.7U
Authority: CN
Inventors: 郑宇�
Original assignee: Shantou Haida Printing Co ltd
Current assignee: Shantou Haida Printing Co ltd
Priority date: 2024-05-13
Filing date: 2024-05-13
Publication date: 2025-03-07
Anticipated expiration: 2034-05-13

Abstract

The utility model relates to the technical field of offset presses, in particular to an ink channeling mechanism for an offset press based on flexible reversing of an ink channeling piece, which comprises a base, wherein the top of the base is provided with a mounting frame and a pump body, the inside of the mounting frame is respectively provided with an ink storage tank, a filter tank, an ink groove, a printing roller and a guide plate, the input end of the pump body is communicated with the inside of the ink storage tank through a pipeline, the output end of the pump body is communicated with the inside of the ink groove through a pipeline, an ink transfer roller is rotatably arranged in the ink groove, one side of the guide plate is provided with an ink scraping plate, ink is accurately transferred into the ink groove through the pump body, then the ink transfer roller in the ink groove is contacted with the printing roller during working, so that the surface of the printing roller is adhered with the ink, and further, a printed matter is printed, the printing roller is contacted with the ink scraping plate during printing, the excessive ink is scraped into the guide plate, the phenomenon of the ink transfer is effectively prevented, and the stability of the excessive printing process and the quality of the printed matter are ensured.

Description

Ink channeling mechanism for offset press based on flexible reversing of ink channeling piece

Technical Field

The utility model relates to the technical field of offset presses, in particular to an ink channeling mechanism for an offset press based on flexible reversing of an ink channeling piece.

Background

The offset press is one of offset presses, in which the printed image is first printed from the printing plate onto the blanket cylinder, then transferred onto the paper by the blanket cylinder, and the offset press is divided into single-sheet offset press and web offset press according to different paper feeding modes, and the printing color number can be divided into single-color, double-color, four-color and multi-color printing presses according to the number of printing colors of one paper feeding, and can be divided into small offset press, six-color, four-color, two-color and full-sheet printing presses according to the maximum paper width of the printing stock, and in addition, the offset press can simultaneously complete double-sided printing by one paper feeding, and has a dampening mechanism and an ink channeling mechanism, wherein the dampening mechanism transfers the dampening liquid onto the printing plate cylinder for dampening, and the ink channeling mechanism transfers the ink onto the printing plate cylinder for ink supply.

Chinese patent publication No. CN113715510a discloses an ink channeling mechanism for offset press based on flexible reversing, which comprises a mounting plate, wherein a driving part is arranged at one end of the upper side of the mounting plate, a driven part for channeling ink is arranged at one side of the driving part, a driving mechanism for driving the driving part to rotate is arranged at one side of the driving part, the driving part comprises a driving device, a fixing frame is arranged inside the driving device, the driving device comprises a cylindrical driving column, an arc-shaped track chute is formed in the side wall of the driving column, the arc of the track chute is obliquely arranged, the driven part comprises a driving frame, the driving frame is in a Y shape, the tail end of the driving frame is in rolling connection with a position adjusting roller, and the side wall of the position adjusting roller is in contact with the bottom side wall of the track chute. The invention mainly solves the problems that when the driven part commutates, the reactive force is too large, so that the printed matter such as double image, heavy front and light back, ink stick and the like are produced, and the driving part and the driven part are easy to damage.

The device reduces the probability of generating double images, front heavy and rear light, ink bar and other printed matter faults on printed matters during working, however, in the process of transferring ink to a plate cylinder by an ink transfer roller, the phenomenon of excessive ink transfer occasionally exists, and if the excessive ink is not scraped in time, the waste of the ink is caused, and the final printing quality is possibly seriously affected.

Disclosure of utility model

According to the ink channeling mechanism for the offset press based on flexible reversing of the ink channeling piece, ink is accurately transmitted to the inside of the ink tank by the aid of the pump body, then, the ink transmitting roller in the ink tank is in contact with the printing cylinder during operation, so that the surface of the printing cylinder is adhered with the ink, and then, a printed matter is printed in high quality, in the printing process, the printing cylinder is in contact with the ink scraping plate, redundant ink is scraped to the inside of the guide plate, the phenomenon of excessive ink transmission is effectively prevented, and stability of the printing process and quality of the printed matter are ensured.

In order to solve the problems in the prior art, the utility model provides an ink channeling mechanism for an offset press based on flexible reversing of an ink channeling piece, which comprises a base, wherein the top of the base is provided with a mounting frame and a pump body, the inside of the mounting frame is respectively provided with an ink storage tank, a filter tank, an ink tank, a printing roller and a guide plate, the outer wall of the mounting frame is provided with a motor, the input end of the pump body is communicated with the inside of the ink storage tank through a pipeline, the output end of the pump body is communicated with the inside of the ink tank through a pipeline, the inside of the ink tank is rotationally provided with an ink transfer roller, one side of the guide plate is provided with an ink scraping plate, the ink scraping plate is in contact with the surface of the printing roller, and the inside of the filter tank is provided with a filter assembly.

Preferably, the bottom of the ink scraping plate is provided with an ink collecting hopper, the bottom of the ink collecting hopper is communicated with an ink conveying pipe, and one end of the ink conveying pipe is communicated with the inside of the filter box.

Preferably, the filter tank is in communication with the interior of the ink tank via a conduit.

Preferably, the rotating end of the printing cylinder extends to the outside of the mounting frame and is connected with the output shaft of the motor, and the outside of the rotating end of the printing cylinder is provided with a first synchronizing wheel.

Preferably, the rotating end of the ink transfer roller extends to the outside of the mounting frame and is provided with a first synchronous wheel and a second synchronous wheel, and the two first synchronous wheels are connected through a first synchronous belt.

Preferably, the filter assembly comprises a filter box, fixed blocks are symmetrically arranged in the filter box, telescopic rods are arranged at the upper ends of the fixed blocks, and filter plates are arranged at the telescopic ends of the telescopic rods.

Preferably, the outside cover of telescopic link is equipped with the spring, the one end and the fixed block of spring are connected, the other end and the filter plate of spring are connected, the inner wall rotation of rose box is provided with the bull stick, the outside of bull stick is provided with the piece of stirring that is inconsistent with the filter plate, the inside of installation frame is extended to the one end of bull stick and is provided with the second synchronizing wheel, two connect through the second hold-in range between the second synchronizing wheel.

Preferably, the interior of the ink tank is communicated with a feed pipe.

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

1. The ink is accurately transferred to the inside of the ink tank through the pump body, then, the ink transfer roller in the ink tank is contacted with the printing cylinder in operation, so that the ink is adhered to the surface of the printing cylinder, and then, high-quality printing is carried out on a printed matter.

2. Through the work of guide plate cooperation ink collecting duct, can pass through the inside that the ink pipe transmitted the rose box with the printing ink of striking off, the filter component of reuse rose box inside filters the impurity in the printing ink, later the printing ink after the filtration can flow into the inside of ink storage case through the pipeline, for follow-up use has provided convenience, has also realized the effective saving of printing ink simultaneously.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an ink-channeling mechanism for an offset press based on flexible reversing of ink-channeling members.

FIG. 2 is a schematic side view of an ink-channeling mechanism for an offset press based on flexible reversing of the ink-channeling members.

FIG. 3 is a schematic view of the internal structure of a mounting frame in an ink-channeling mechanism for an offset press based on flexible reversing of ink-channeling members.

FIG. 4 is a schematic diagram of some of the components of an ink-channeling mechanism for an offset press based on flexible reversing of the ink-channeling members.

FIG. 5 is a schematic view of a structure of a wiper plate in an ink-channeling mechanism for an offset press based on flexible reversing of ink-channeling members.

FIG. 6 is a schematic diagram of the internal structure of a filter box in an ink channeling mechanism for an offset press based on flexible reversing of the ink channeling members.

FIG. 7 is a schematic diagram of a filter assembly in an ink-feed mechanism for an offset press based on flexible reversing of ink feed members.

The reference number in the figure is 1, the base; 2, a mounting frame, 3, an ink storage tank, 4, a filter tank, 5, an ink tank, 6, an ink transfer roller, 7, a printing cylinder, 8, a motor, 9, a first synchronous wheel, 10, a first synchronous belt, 11, a second synchronous wheel, 12, a rotating rod, 13, a pump body, 14, an ink conveying pipe, 15, an ink collecting hopper, 16, a guide plate, 17, a second synchronous belt, 18, a scraping plate, 19, a filter plate, 20, a stirring block, 21, a telescopic rod, 22, a spring, 23 and a fixed block.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

As shown in fig. 1 to 7, the present utility model provides:

The utility model provides an offset press is with scurring black mechanism based on scurring black flexible switching-over, including base 1, the top of base 1 is provided with installing frame 2 and pump body 13, the inside of installing frame 2 is equipped with ink storage tank 3 respectively, rose box 4, the ink tank 5, printing cylinder 7 and guide plate 16, motor 8 is installed to the outer wall of installing frame 2, the input of pump body 13 is linked together with the inside of ink storage tank 3 through the pipeline, the output of pump body 13 is linked together with the inside of ink tank 5 through the pipeline, the inside rotation of ink tank 5 is provided with the ink transfer roller 6, one side of guide plate 16 is provided with scraping ink board 18, scraping ink board 18 and the surface of printing cylinder 7 are inconsistent, the inside of rose box 4 is provided with filter assembly.

The ink is accurately transferred to the inside of the ink tank 5 through the pump body 13, then the ink transfer roller 6 in the ink tank 5 is in contact with the printing cylinder 7 during operation, so that the ink is adhered to the surface of the printing cylinder 7, and then a printed matter is printed, in the printing process, the printing cylinder 7 is in contact with the ink scraping plate 18, and the excessive ink is scraped to the inside of the guide plate 16 by the ink scraping plate 18, so that the phenomenon of excessive ink transfer is effectively prevented, and the stability of the printing process and the quality of the printed matter are ensured.

As shown in fig. 5, the ink collecting duct 15 is provided at the bottom of the ink scraping plate 18, the ink collecting duct 15 is connected to the bottom thereof, and one end of the ink conveying duct 14 is connected to the inside of the filter tank 4.

Through the cooperation of guide plate 16 with ink collecting duct 15 work, can pass through the inside of ink conveying pipe 14 to filter tank 4 with the printing ink of striking off, the filter component in the reuse filter tank 4 is filtered the impurity in the printing ink.

As shown in fig. 1 and 2, the filter tank 4 communicates with the inside of the ink tank 3 through a pipe.

The filtered ink can be transmitted to the inside of the ink storage box 3 through the pipeline, so that convenience is brought to subsequent use, and meanwhile, effective saving of the ink is realized.

As shown in fig. 2 and 3, the rotating end of the printing cylinder 7 extends to the outside of the mounting frame 2 and is connected to the output shaft of the motor 8, and the outside of the rotating end of the printing cylinder 7 is provided with a first synchronizing wheel 9.

The motor 8 drives the printing cylinder 7 to rotate, so that printed matters can be conveniently printed.

As shown in fig. 2 and 3, the rotating end of the ink transfer roller 6 extends to the outside of the mounting frame 2 and is mounted with a first timing wheel 9 and a second timing wheel 11, and the two first timing wheels 9 are connected by a first timing belt 10.

By the first timing wheel 9 working in cooperation with the first timing belt 10, the ink transfer roller 6 and the printing cylinder 7 can be brought into contact with each other during operation, and ink can be adhered to the surface of the printing cylinder 7.

As shown in fig. 6 and 7, the filter assembly comprises a filter box 4, wherein fixed blocks 23 are symmetrically arranged in the filter box 4, telescopic rods 21 are arranged at the upper ends of the fixed blocks 23, and filter plates 19 are arranged at the telescopic ends of the telescopic rods 21.

Impurities in the ink can be removed through the filter plate 19, so that the ink can be recycled.

As shown in fig. 6 and 7, a spring 22 is sleeved outside the telescopic rod 21, one end of the spring 22 is connected with a fixed block 23, the other end of the spring 22 is connected with a filter plate 19, the inner wall of the filter box 4 is rotatably provided with a rotating rod 12, the outside of the rotating rod 12 is provided with a stirring block 20 which is in contact with the filter plate 19, one end of the rotating rod 12 extends into the installation frame 2 and is provided with a second synchronous wheel 11, and the two second synchronous wheels 11 are connected through a second synchronous belt 17.

Through the cooperation work between the spring 22, the telescopic rod 21 and the poking block 20, the filter plate 19 can be in a reciprocating work state when in operation, and impurities in the ink are prevented from blocking the filter holes of the column filter plate 19, so that the flowing speed of the ink is reduced.

As shown in fig. 1, the inside of the ink tank 3 is communicated with a feed pipe.

The ink in the ink storage tank 3 is conveniently replenished through a feeding pipe.

The above examples only represent an ink-channeling mechanism or several embodiments of the present utility model for offset printing presses based on flexible reversing of the ink-channeling member, which are described in more detail and in detail, but are not to be construed as limiting the scope of the present utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims

1. The utility model provides an automatic ink feeding mechanism for offset press based on scurries flexible switching-over of black spare, its characterized in that, including base (1), the top of base (1) is provided with installing frame (2) and pump body (13), the inside of installing frame (2) is equipped with ink storage tank (3), rose box (4), ink tank (5), printing cylinder (7) and guide plate (16) respectively, motor (8) are installed to the outer wall of installing frame (2), the input of pump body (13) is linked together through the inside of pipeline with ink storage tank (3), the inside of pump body (13) output is linked together through the inside of pipeline with ink tank (5), the inside rotation of ink tank (5) is provided with transfer roller (6), one side of guide plate (16) is provided with scrapes ink plate (18), scrape ink plate (18) and the surface phase conflict of printing cylinder (7), the inside of rose box (4) is provided with filtering component.

2. The ink channeling mechanism for offset press based on flexible reversing of ink channeling piece according to claim 1, wherein an ink collecting hopper (15) is arranged at the bottom of the ink scraping plate (18), an ink conveying pipe (14) is communicated with the bottom of the ink collecting hopper (15), and one end of the ink conveying pipe (14) is communicated with the inside of the filtering box (4).

3. The ink channeling mechanism for offset press based on flexible reversing of ink channeling member according to claim 1, wherein the filter tank (4) is communicated with the inside of the ink tank (3) through a pipe.

4. The ink channeling mechanism for offset press based on flexible reversing of ink channeling member according to claim 1, characterized in that the rotating end of the printing cylinder (7) extends to the outside of the mounting frame (2) and is connected with the output shaft of the motor (8), and the outside of the rotating end of the printing cylinder (7) is provided with a first synchronizing wheel (9).

5. The ink channeling mechanism for offset press based on flexible reversing of ink channeling member according to claim 1, wherein the rotating end of the ink transfer roller (6) extends to the outside of the mounting frame (2) and is provided with a first synchronizing wheel (9) and a second synchronizing wheel (11), and the two first synchronizing wheels (9) are connected by a first synchronizing belt (10).

6. The ink channeling mechanism for offset press based on flexible reversing of ink channeling piece according to claim 1, wherein the filter assembly comprises a filter box (4), fixed blocks (23) are symmetrically arranged inside the filter box (4), a telescopic rod (21) is arranged at the upper end of the fixed block (23), and a filter plate (19) is arranged at the telescopic end of the telescopic rod (21).

7. The ink channeling mechanism for offset press based on flexible reversing of ink channeling piece according to claim 6, characterized in that a spring (22) is sleeved outside the telescopic rod (21), one end of the spring (22) is connected with a fixed block (23), the other end of the spring (22) is connected with a filter plate (19), a rotating rod (12) is rotatably arranged on the inner wall of the filter box (4), a stirring block (20) which is in contact with the filter plate (19) is arranged outside the rotating rod (12), one end of the rotating rod (12) extends inside the mounting frame (2) and is provided with a second synchronous wheel (11), and two second synchronous wheels (11) are connected through a second synchronous belt (17).

8. The ink channeling mechanism for offset press based on flexible reversing of ink channeling member according to claim 1, wherein the inside of the ink tank (3) is communicated with a feed pipe.