CN201049536Y

CN201049536Y - Water-cooled flexible printer set

Info

Publication number: CN201049536Y
Application number: CNU2007200320274U
Authority: CN
Inventors: 李玉龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-14
Filing date: 2007-06-14
Publication date: 2008-04-23
Anticipated expiration: 2017-06-14

Abstract

The utility model relates to a water cooled flexographic printing unit. At present, the unit type flexographic printing unit generally adopts the three-roller printing mode, namely an impressing roller, a plate roller and a ceramic knurled roller, which has the problem of inaccurate overprinting or incapable of overprinting due to the heated materials when printing film and plastic materials. The utility model aims to provide the water cooled flexographic printing unit which has the structure that a transmission mechanism and a printing roller component are fixed on a wallboard 1, an active force device of the printing machine is connected with a driving gear 20 by a reduction gearbox 19, the driving gear 20 is meshed with a power side gear 21 of an impressing roller having the same shaft with a water cooled impressing roller 13, the impressing roller 13 contacts with a forme roller 10, and the forme roller 10 contacts with a ceramic roller 7. The flexographic printing unit has the advantages that: the utility model can print various coiled materials, the printed matters can be overprinted accurately, and the materials have low deformation, thus facilitating the subsequent processing steps.

Description

A kind of water-cooled flexo printing unit

One, technical field

The utility model relates to a kind of set type flexo printing machinery, particularly a kind of water-cooled flexo printing unit.

Two, background technology

At present, set type flexo printing unit generally all adopts three roll marks brush mode, i.e. roller platen, version roller and ceramic anilox roller, and for printing film, materials such as plastics class exist because of be heated register trouble or can't chromatography of material.

Three, summary of the invention

The purpose of this utility model is to provide a kind of flexo printing unit that can print various weblike materials, and the printing chromatography that it prints out is accurate, and material deformation is little, more can satisfy the carrying out of following process operation.

The technical problems to be solved in the utility model is achieved through the following technical solutions.

A kind of water-cooled flexo printing unit, form by fixed conveyor mechanism on wallboard 1 and print roller assembly, it is characterized in that: in transmission mechanism, the printing machine active force connects driven wheel 20 through reduction box 19,

gear

20 and 21 engagements of roller platen power side gear, gear 21 coaxial roller platen

fore side teeth

24 and 22 engagements of forme roller gear, forme roller gear 22 and ceramic roller gear 38 engagements; In the print roller assembly, roller platen fore side tooth 24 coaxial roller platens 13 contact with forme roller 10, forme roller gear 22 coaxial forme rollers 10 contact with ceramic roller 7, pottery roller 7 Lower Halves are positioned at print cartridge 6, on the water-cooled roller platen 13 1 sideway swivel joints 18 delivery port and water inlet are arranged, this delivery port and water inlet with roller platen 13 in the recirculated cooling waters 36 of dress be connected.

Technical solution of the present utility model also comprises:

Described a kind of water-cooled flexo printing unit, it is characterized in that: in transmission mechanism and print roller assembly, in the

accurate line slideway

4 and 12 of wallboard 1 fixedly a ceramic anilox roll bearing seat 33 and a version roll bearing seat 35 respectively, wherein on ceramic anilox roll bearing seat 33, use fixedly ceramic anilox roller 7 of handwheel 25, the scraper 9 on ceramic anilox roller 7 surfaces connects pressure and adjusts handwheel 8, ceramic anilox roller 7 both sides connect the handwheel 5 of meticulous adjustment forme pressure, and the pressure gas source of handwheel 5 connects cylinder 3; On version roll bearing seat 35, connect forme roller 10 with handwheel 23, can axially movable forme roller 10, the handwheel 11 of meticulous pressure is adjusted in the assembling of forme roller 10 both sides, handwheel 11 pressure gas sources connect cylinder 17, connect the coaxial roller platen fore side gear 24 of roller platen 13 with handwheel 28, can about endwisely slip and meticulous vertically manually to the roller platen

fore side gear

24 and 22 engagements of forme roller gear of version.

Described a kind of water-cooled flexo printing unit is characterized in that: printing ink 37 is housed in the print cartridge 6.

Described a kind of water-cooled flexo printing unit, it is characterized in that: the UV ovens 14 of printing ultraviolet printing ink is positioned at water-cooled roller platen 13 side on the lower side, and the hot-air oven 16 of printing common ink is installed on the wallboard 1 of side.

Described a kind of water-cooled flexo printing unit is characterized in that: the stock 34 of printing ultraviolet printing ink is by deflector roll 2, water-cooled roller platen 13, deflector roll 15, deflector roll 29 outputs.

Described a kind of water-cooled flexo printing unit is characterized in that: the stock 34 of printing common ink is by deflector roll 2, water-cooled roller platen 13, deflector roll 29 outputs.

Advantage of the present utility model and effect:

Adopt the water-cooled roller platen to solve printing film plastics class printed article, problems such as register trouble or distortion, compared with prior art, it is inferior high to have the printing retaining, chromatography is accurate, the printed article distortion is little, and the yield rate height is for domestic printing industry provides a good tool of production.The characteristics of water-cooled flexo printing unit are: print couple adopts the two panel structures of thickening, and power all adopts the helical gear transmission, and stable drive, noise are low, prolonged mechanical service life; The laser engraving ceramic anilox roller is equipped with semi-enclosed doctor, guarantees quantitative ink transfer, quick release during cleaning; Ceramic anilox roller, forme roller adopts the high accuracy linear guide bearings, and dynamic balance running guarantees the revolution location under the high speed operation state; Forme roller, ceramic anilox roller, doctor, the equal quick release of print cartridge; The clutch advance and retreat of pneumatic control ceramic anilox roller and printing plate cylinder during the printing pressing, have high accuracy microspur screw mandrel adjusting device; Has the forme automatic cleaning function, PLC programme-control during shutdown, ceramic anilox roller and the printing plate cylinder disengaging printing material of successively delaying time, remove on the forme drum residual from printing ink, ceramic anilox roller possesses the rotation damping function of shutdown simultaneously, the assurance roll surface is moistening, and printing ink does not solidify, and can drop into fast during printing; The water-cooled roller platen, can make the stock surface temperature at the printing self-consistentency, the Deviation Control of water temperature is at ± 1 ℃, avoided the expansion of impression cylinder to shrink, need in printing process, not readjust plate cylinder pressure, not influence the printing chromatography, the watermark cylinder, the transmission blance test can make accurately printing of printing; Configuration ultraviolet lamp baking oven and hot blast dry by the fire in case, can make things convenient for fast to change; The printing transmission case is 360 ° of differential reduction gearboxes of totally-enclosed oil bath, can be to version in 360 ° of scopes, and fore side has manually vertically to the version fine-tuning mechanism, satisfies operation to the version requirement; Every group has independent control interface, handled easily.

Four, description of drawings

Fig. 1 is the utility model structural representation.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the vertical view of Fig. 1.

Above-mentioned label declaration is as follows: 1-wallboard, 2-deflector roll, 3-cylinder, the accurate line slideway of 4-, the 5-handwheel, 6-print cartridge, 7-pottery roller, 8-handwheel, the 9-scraper, 10-forme roller, 11-handwheel, the accurate line slideway of 12-, 13-water-cooled roller platen, 14-UV ovens, the 15-deflector roll, 16-hot-air oven, 17-cylinder, the 18-swivel joint, 19-reduction box, 20-gear, 21-roller platen power side gear, 22-forme roller gear, 23-handwheel, 24-roller platen fore side gear, 25-handwheel, 26-one-way clutch, 27-gear reduction motor, 28-handwheel, 29-deflector roll, 30-controls electric cabinet, 31-unilateral bearing, 32-gear reduction motor, 33-ceramic anilox roll bearing seat, 34-stock, 35-version roll bearing seat, the 36-cooling water, 37-printing ink, 38-pottery roller gear.

Five, the specific embodiment

A kind of water-cooled flexo printing unit, its all parts are installed on the wallboard 1.Accurate line slideway 4 is fixed on wallboard 1, and ceramic anilox roll bearing seat 33 is fixed on the accurate line slideway 4, and the fixing of ceramic anilox roller finished with handwheel 25.Scraper 9 and ceramic anilox roller 7 pressure adjustment handwheel 8.Ceramic anilox roller 7 and forme pressure, with handwheel 5 meticulous adjustment, source pressure is in cylinder 3.The ceramic anilox roller power resources are in ceramic roller gear 38 and 22 engagements of forme roller gear during printing.Break away from by unilateral bearing 31 and ceramic anilox roller gear 38 during damping, realize damping by gear reduction motor 27 and one-way clutch 26; The handwheel 11 meticulous adjustment of forme roller pressure, source pressure is in cylinder 17.Version roll bearing seat 35 is fixed on the accurate line slideway 12, and forme roller can be used the axial adjustment of handwheel 23 on version roll bearing seat 35; The print couple power resources are in complete machine, by 360 ° of differential reduction gearboxes 19, drive to gear 20, meshing by gear 20 and roller platen power side gear 21, pass to roller platen fore side tooth 24 by roller platen,

forme roller gear

22 and 24 engagements of roller platen fore side gear, wherein roller platen fore side gear 24 can about endwisely slip, to realize realizing that with handwheel 28 manual fine are vertically to version in vertical ± 2mm scope, vertically electronic version is realized by gear reduction motor 32 rotatings that have on 360 ° of differential reduction gearboxes 19, every unit is provided with independently controls electric cabinet, is convenient to operation.Stock 34 enters water-cooled roller platen 13 by

deflector roll

2, and 7 of ceramic anilox rollers are after wiping unnecessary printing ink 37 off by scraper 9 on the print cartridge 6, and ink transfer to forme roller 10 is delivered to printing ink on the stock 34 on the roller platen 13 by forme roller 10, realizes printing.Roller platen 13 is by feed recirculated cooling water 36 coolings by swivel joint 18.If during printing ultraviolet printing ink, UV ovens 14 is installed, oven dry stock 34 on roller platen, stock 34 draws to deflector roll 29 by deflector roll 15; During the printing common ink, with hot-air oven 16 oven dry, stock by deflector roll 15, is not directly drawn by roller platen to deflector roll 29.

Claims

1. a water-cooled flexo is printed unit, by forming in last fixed conveyor mechanism of wallboard (1) and print roller assembly, it is characterized in that: in transmission mechanism, the printing machine active force connects driven wheel (20) through reduction box (19), gear (20) and roller platen power side gear (21) engagement, gear (21) coaxial roller platen fore side tooth (24) and forme roller gear (22) engagement, forme roller gear (22) and ceramic roller gear (38) engagement; In the print roller assembly, the coaxial roller platen of roller platen fore side tooth (24) (13) contacts with forme roller (10), the coaxial forme roller of forme roller gear (22) (10) contacts with ceramic roller (7), pottery roller (7) Lower Half is positioned at print cartridge (6), on water-cooled roller platen (13) the one sideway swivel joints (18) delivery port and water inlet are arranged, this delivery port and water inlet with roller platen (13) in the dress recirculated cooling water (36) be connected.

2. a kind of water-cooled flexo printing unit according to claim 1, it is characterized in that: in transmission mechanism and print roller assembly, fixedly ceramic anilox roll bearing seat (33) and version roll bearing seat (35) respectively in the accurate line slideway (4) of wallboard (1) and (12), wherein go up and use fixedly ceramic anilox roller (7) of handwheel (25) in ceramic anilox roll bearing seat (33), the scraper (9) on ceramic anilox roller (7) surface connects pressure and adjusts handwheel (8), ceramic anilox roller (7) both sides connect the handwheel (5) of meticulous adjustment forme pressure, and the pressure gas source of handwheel (5) connects cylinder (3); Go up with handwheel (23) connection forme roller (10) in version roll bearing seat (35), can axially movable forme roller (10), the handwheel (11) of meticulous pressure is adjusted in the assembling of forme roller (10) both sides, handwheel (11) pressure gas source connects cylinder (17), connect the coaxial roller platen fore side gear (24) of roller platen (13) with handwheel (28), can about endwisely slip and meticulous vertically manually to the roller platen fore side gear (24) and forme roller gear (22) engagement of version.

3. a kind of water-cooled flexo printing unit according to claim 1 is characterized in that: printing ink (37) is housed in the print cartridge (6).

4. a kind of water-cooled flexo printing unit according to claim 1, it is characterized in that: the UV ovens (14) of printing ultraviolet printing ink is positioned at water-cooled roller platen (13) side on the lower side, and the hot-air oven (16) of printing common ink is installed on the wallboard (1) of side.

5. a kind of water-cooled flexo printing unit according to claim 1, it is characterized in that: the stock (34) of printing ultraviolet printing ink is by deflector roll (2), water-cooled roller platen (13), deflector roll (15), deflector roll (29) output.

6. a kind of water-cooled flexo printing unit according to claim 1, it is characterized in that: the stock (34) of printing common ink is by deflector roll (2), water-cooled roller platen (13), deflector roll (29) output.