CN201061928Y

CN201061928Y - Printing device of aqueous offset press

Info

Publication number: CN201061928Y
Application number: CNU200720036341XU
Authority: CN
Inventors: 朱青东
Original assignee: Wuxi Qingdong Science & Technology Co Ltd
Current assignee: Wuxi Qingdong Science & Technology Co Ltd
Priority date: 2007-04-06
Filing date: 2007-04-06
Publication date: 2008-05-21
Anticipated expiration: 2017-04-06
Also published as: WO2008122172A1

Abstract

The utility model relates to a printing device of a water-based offset machine, which belongs to the technical fields of printing machines, wherein an ink transfer roll is arranged in a box body, and the ink distributor roller is connected with an ink delivery roll, ink is transferred to a forme roll through the mutually operation between the two rolls, the ink delivery roll is connect3ed with the forme roll, the lower portion of the forme roll is provided with a roller platen, and a transducer is arranged between the forme roll and the roller platen which can lead the roller platen to finish printing and tripping with the forme roll. The lower portion of the roller platen is provided with a sheet guide roll and a storage complement roll, and the forme roll, the sheet guide roll and the storage complement roll are mutually connected by an apron band, and transportation of paper block is finished by the apron band. The utility model has simple structure, convenient operation, energy saving, environment protection, high automation level, and low cost, and rubber collecting printing integrates with watermark. The same forme roll can be adopted to print fomes with different sizes, and the imprinting after being printed is clear, the paper block is not easy to be damaged. The printing efficiency can be greatly improved when the utility model is allocated on assembly lines.

Description

The printing equipment of water-based offset press

Technical field

The utility model relates to a kind of novel printing equipment, refers in particular to a kind of printing equipment of water-based offset press of the top grade that is used for the cardboard box printing industry, belongs to the printing machinery technical field.

Background technology

In prior art, the printing equipment of paper mold has a variety of, as rotary offset machine, ink-jet printer, water-based printing machine, intaglio printing press or the like.But they are the print roller of selecting the different size specification by the paper mold of different size for use when printing, have so both improved production cost, have reduced production efficiency again, but also have increased the consumption and the waste of resource.In the cardboard box printing industry, used corrugated board cost is low, and model is wide in variety, and the traditional printing mode cost height of making a plate is all to be subjected to certain restriction from cost or on automaticity, can not adapt to the packed in cases printing.

Summary of the invention

The purpose of this utility model is to address the above problem, thereby the printing equipment of the few and environmentally friendly water-based offset press of a kind of resource consumption is provided, so that operation is simple and easy from truly reaching, energy-saving and environmental protection, purpose efficiently.

Main solution of the present utility model is achieved in that

The utility model mainly adopts distributor rollers is set in casing, distributor rollers connects transfer roller, by the mutual running between two rollers China ink is sent to forme roller, transfer roller connects forme roller, be provided with in the forme roller bottom can with the roller platen of forme roller engagement, between forme roller and roller platen, sensor is set, makes roller platen automatically finish printing and disengaging with forme roller; Dancing roll is set in the roller platen bottom and mends the storage roller, roller platen, dancing roll store up between the roller with benefit and are connected with conveyer belt, finish the conveying of paper mold by conveyer belt.

Described roller platen, benefit storage roller are arranged on the slide block that has chute.Be adsorbed with forme on the described forme roller.The described screw mandrel that on slide block, is provided with.

Compared with the prior art the utility model has the following advantages:

The utility model is simple in structure, easy and simple to handle, energy-saving and environmental protection; Collection offset printing and watermark are one, the automaticity height, and cost is low; It is clear to adopt same print roller to print the paper mold and the printing back trace of different size size, and paper mold is not impaired; This equipment is configured on the production line, can improves printing efficiency greatly.

Description of drawings

Fig. 1 is the utility model structure chart.

Fig. 2 is the utility model structure diagram.

Fig. 3 is the utility model ink transfer and send the device for ink sketch;

Mesh schematic representation between forme roller and roller platen when Fig. 4 is the utility model printing.

Fig. 5 mends the motion track figure of storage roller when being the utility model printing.

Fig. 6 is the erecting device figure that the utility model can be mended the storage roller.

The movement locus schematic diagram of mobile rollers when Fig. 7 is the utility model printing.

Fig. 8 is the utility model dancing roll scheme of installation.

The specific embodiment

Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:

As shown in Figure 1: distributor rollers 1 connects transfer roller 2, transfer roller 2 connects forme roller 3, be provided with in forme roller 3 bottoms can with the roller platen 4 of forme roller 3 engagements, roller platen 4 is arranged on the slide block 15 that has chute 16, and the

dancing roll

5,10,6,11 of two pairs of symmetries is set respectively in both sides, roller platen 4 bottom.Shown in Figure 8: as

dancing roll

5,10, to be fixed on the wallboard 17 with bearing 18.Dancing roll 6,11 is identical with

dancing roll

5,10 mounting means.Distributor rollers 1, transfer roller 2, forme roller 3 mounting means all with Fig. 8 in dancing roll 5 or 11 mounting means identical (adopting bearing 18 to be fixed on the wallboard 17 respectively).Be provided with two between four

dancing rolls

5,10,6,11 and mend storage roller 8,9.Be connected with conveyer belt 7 between described roller platen 4,

dancing roll

5,10,6,11 and the benefit storage roller 8,9, finish the conveying of paper mold by conveyer belt 7.The two ends of described roller platen 4, benefit storage roller 8,9 are fixed on the slide block 15 that has chute 16.

Described distributor rollers 1 and transfer roller 2 have ink transfer, send the function of China ink, and two roller two ends are fixed and by the mutual running between two rollers China ink are sent to forme roller 3.

Described forme roller 3 and roller platen 4 have printing and impression function, roller platen 4 is arranged on the slide block 15 that has chute 16, two ends are fixed with alignment pin, can move up and down, be provided with the sensor 13 of detection signal between forme roller 3 and the roller platen 4, can make roller platen 4 finish printing and disengaging with forme roller 3 automatically.

Described

dancing roll

5,6,10,11 has guiding function, and the two ends of roller are fixed, and utilizes conveyer belt 7 to interconnect, in order to finish the conveying of paper mold 12.

Described benefit storage roller 8,9 has the paper mold of adjusting and stores and release function, and two ends utilize bearing to be installed on the slide block 15 of built-in chute 16, and bearing is placed on 15 li of slide blocks, can rotate around bearing, and be moved up and down by the drive benefit storage roller 8,9 that moves up and down of slide block 15.

Described screw mandrel 14 is arranged on the slide block 15, is used for regulating when forme roller 3 begins to enter the dry run state counter-rotating of mending storage roller 8,9.

As shown in Figure 1: each roller is except that roller platen 4 and benefit storage roller the 8, the 9th, and the removable roller, other each roller is stationary roll.Can set ratio between each roller and position before the printing as required concerns: the girth of length and forme roller 3 of forme 12 that is adsorbed on the different size on the forme roller 3 is than the linear velocity ratio of the linear velocity that equals

dancing roll

5 or 6 with forme roller 3.Wherein, mend the equal diameters of storage roller 8,9, the diameter of forme roller 3 and the diameter Relationship of other each roller can set up on their own.Forme roller 3 and benefit storage roller 8,9 one-tenth certain proportionate relationships.

The operation principle of the present utility model and the course of work:

After the energising, each roller begins according to the constant linear velocity running of setting, as shown in Figure 3: China ink is added by distributor rollers 1, and distributor rollers 1 reaches transfer roller 2 with China ink, and transfer roller 2 is delivered to forme roller 3 with China ink.

As shown in Figure 2: conveyer belt 7 is set in

dancing roll

10,5, mends and store up between roller 8, roller platen 4, benefit storage roller 9 and the dancing roll 6,11, two ends with

dancing roll

10,5,6,11 of guiding function are fixed, paper is transmitted by conveyer belt 7, by conveyer belt 7 paper mold is transported between forme roller 3 and the roller platen 4.

As Fig. 4, shown in Figure 5: forme roller 3 clockwise rotates, when the forme 12 on being adsorbed on forme roller 3 runs between forme roller 3 and the roller platen 4, sensor 13 sends signal notice roller platen 4, on obtaining beginning behind the signal, moves the roller platen 4 that clockwise rotates and contacts rapidly (this action moment finish), printing beginning with forme roller 3.At this moment, be installed on the chute 16 two and mend storage rollers 8,9 and begin to clockwise rotate and move, the size of amount of movement is according to the length decision of forme 12.When mobile, mend storage roller 8 and move up, mend storage roller 9 and move down, the travel frequency of two rollers equates, linear velocity equates; Because each roller in the commentaries on classics of not stopping transport, for making the paper mold printing even, does not cause intermittent phenomenon, mend the storage and the release of 8,9 pairs of inputs of storage roller paper and regulate.At this moment, roller platen 4 with mend direction that storage roller 8,9 moves shown in Fig. 7 dotted line; When forme 12 is completed for printing on the roller platen 3, (at this moment, roller platen 4 all is in dotted line position among Fig. 7 with benefit storage roller 8,9), sensor 13 sends signal notice roller platen 4 once more, roller platen 4 obtains breaking away from automatically with forme roller 3 immediately behind the signal, move down, forme roller 3 begins to enter the dry run state, meanwhile, mend storage roller 8,9 adjustings beginning counter-rotating by screw mandrel 14, in Umklapp process, mend storage roller 8 and move down, mend storage roller 9 and move up.When forme roller 3 dry runs close to an end, when subsequent printings promptly will begin, roller platen 4 turned back to former solid line position again with mending storage roller 8,9, waits for the beginning of subsequent printings.

When the second impression begins, send signal notice roller platen 4 by sensor 13 again and upwards contact rapidly with forme roller 3, and the beginning second impression; When forme 12 has printed, send signal notice roller platen 4 by sensor 13 again, roller platen 4 obtains breaking away from downwards automatically immediately behind the signal, and forme roller 3 is in the dry run state, just finishes the second impression of forme this moment.

The utility model is to be combined by multiple equal said apparatus, and paper mold is exactly to be passed to second group of printing equipment by first group of printing equipment when transmitting, and is passed to the 3rd group of printing equipment by second group of printing equipment again ... thereby, reach polychrome effect.

Claims

1. the printing equipment of a water-based offset press, it is characterized in that adopting distributor rollers (1) is set in the casing, distributor rollers (1) connects transfer roller (2), by the mutual running between two rollers China ink is sent to forme roller (3), transfer roller (2) connects forme roller (3), in forme roller (3) bottom roller platen (4) is set, between forme roller (3) and roller platen (4), sensor (13) is set, make roller platen (4) automatically finish printing and disengaging with forme roller (3); Dancing roll (5,6,10,11) is set in roller platen (4) bottom and mends storage roller (8,9), be connected with conveyer belt (7) between roller platen (4), dancing roll (5,6,10,11) and the benefit storage roller (8,9), finish the conveying of paper mold by conveyer belt (7).

2. the printing equipment of water-based offset press according to claim 1 is characterized in that described roller platen (4), benefit storage roller (8,9) are arranged on the slide block (15) that has chute (16).

3. the printing equipment of water-based offset press according to claim 1 is characterized in that being adsorbed with on the described forme roller (3) forme (12).

4. the printing equipment of water-based offset press according to claim 1 is characterized in that being provided with on the described slide block (15) screw mandrel (14).