CN211542755U

CN211542755U - Flexographic water-based printing machine

Info

Publication number: CN211542755U
Application number: CN201922421974.8U
Authority: CN
Inventors: 吴雷; 吴云
Original assignee: Zhejiang Bangtai Machine Co ltd
Current assignee: Zhejiang Bangtai Machine Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-22
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a flexographic water based printing machine, including frame, unwinding device, draw gear, printing device and coiling mechanism, printing device is provided with a plurality of groups, printing device is including scraper, ink horn and printing plate roller, the scraper is installed on the knife rest, the knife rest is installed on the grip slipper, the grip slipper is installed on the planker of back-and-forth movement, the planker is installed on the upset seat, the upset seat is installed on the seat that goes up and down, the seat that goes up and down is installed on the mount pad of controlling, the grip slipper is including clamp plate, bottom plate and locking screw, the knife rest is installed between clamp plate and bottom plate. The utility model discloses the scraper can be around, control, reciprocate to can adjust the angle of scraper, be applicable to the version roller of different specifications, make the scraper moderate with the frictional pressure on version roller surface through adjusting, guarantee that the printing ink of the unprinted portion of version roller surface strikes off totally.

Description

Flexographic water-based printing machine

Technical Field

The utility model relates to an improvement invention of a flexographic water-based printing machine, in particular to a flexographic water-based printing machine for film printing.

Background

After a printing plate roller of a flexible water-based printing machine is inked, ink of the blank part of the printing plate roller is scraped through a scraper, and the position of the scraper needs to be adjusted aiming at printing products of different specifications.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem who exists among the background art, the utility model aims at providing a flexographic water printing machine that the scraper of being convenient for is adjusted and the regulation precision is high.

In order to solve the technical problem, the utility model discloses a following technical scheme: the flexible water-based printing machine comprises a machine frame, an unreeling device, a traction device, a printing device and a reeling device, wherein the printing device is provided with a plurality of groups, the printing device comprises a scraper, an ink box and a printing roller, the scraper is installed on a cutter frame, the scraper and the surface of the printing roller are pressed, the flexible water-based printing machine is characterized in that the cutter frame is installed on a clamping seat, the clamping seat is installed on a carriage moving forwards and backwards, the carriage is installed on a turnover seat, the turnover seat is installed on a lifting seat, the lifting seat is installed on a mounting seat moving leftwards and rightwards, the clamping seat comprises a pressing plate, a lower supporting plate and a locking screw, and the cutter frame is installed between the pressing plate and.

The turnover seat is provided with a lead screw and a guide post which are longitudinally arranged, the lead screw is provided with a nut matched with the lead screw, the carriage is connected with the nut, the guide post is sleeved with a guide sleeve, and the guide sleeve is arranged on the carriage.

The swing shaft on the turnover seat is installed on the lifting seat, a bearing is arranged between the lifting seat and the swing shaft, a turbine is installed on the swing shaft, the turbine is in threaded fit with the worm, and the worm is installed on the lifting seat.

Two sets of lifting racks which are vertically arranged are installed on the lifting seat, the lifting racks are meshed with the gears, the gears are installed on the driving shaft, and the driving shaft is installed on the installation seat through a bearing.

The mounting seat is movably mounted on a supporting shaft, and the supporting shaft is mounted on the rack.

The mounting seat is provided with a mounting hole and a locking wire groove, the locking wire groove is communicated with the mounting hole, the mounting seat is sleeved on the supporting shaft, and the locking wire groove is locked through a locking bolt.

The traction device comprises a feeding roller, a front tension control component and a rear tension control component, wherein the front tension control component and the rear tension control component respectively comprise floating rollers which can lift up and down.

The waste gas discharging component is installed above the frame and comprises an exhaust pipeline, an air outlet and an air inlet are formed in the exhaust pipeline, the air inlet is arranged right above the printing device, and the air outlet is provided with an exhaust fan.

The utility model discloses the scraper can be around, control, reciprocate to can adjust the angle of scraper, be applicable to the version roller of different specifications, make the scraper moderate with the frictional pressure on version roller surface through adjusting, guarantee that the printing ink of the unprinted portion of version roller surface strikes off totally.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial cross-sectional view of the doctor blade adjustment portion of the invention.

Fig. 3 is a right side view of fig. 2 according to the present invention.

Fig. 4 is a left side view of fig. 2 according to the present invention.

Detailed Description

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings. The flexographic water-based printing machine comprises a frame, an unreeling device 1, a traction device, a printing device 7 and a reeling device 9, the printing device 7 is provided with a plurality of groups, four groups are arranged in the drawing, the printing device 7 comprises a scraper, an ink box 11 and a printing plate roller 10, the scraper is arranged on a scraper frame 12, the scraper is pressed with the surface of the printing plate roller 10, the scraper frame 12 is arranged on a clamping seat 23, the clamping seat is arranged on a carriage 20 which moves back and forth, the carriage is arranged on a turnover seat 24, the turning seat is arranged on a lifting seat 26, the lifting seat is arranged on a mounting seat 35 which moves left and right, the tool post 12 can move up and down, back and forth and left and right on the machine frame, and the knife rest 12 can also swing, and the position of the knife rest is adjusted aiming at printing plate rollers with different specifications, so that the pressure between the scraper on the knife rest and the surface of the printing plate roller is moderate.

The clamping seat 23 comprises a pressing plate 33, a lower supporting plate 34 and a locking screw, the tool holder 12 is arranged between the pressing plate 33 and the lower supporting plate 34, and the tool holder is locked by the locking screw to be arranged on the clamping seat 23; the turning seat 24 is provided with a lead screw 22 and a guide post which are longitudinally arranged, the lead screw is provided with a nut 21 matched with the lead screw, the carriage 20 is connected with the nut 21, the guide post is sleeved with a guide sleeve, the guide sleeve is arranged on the carriage 20, the lead screw 22 rotates to drive the nut 21 to move on the lead screw, so that the carriage 20, a clamping seat 23 on the carriage and a knife rest 12 on the carriage move back and forth along the guide post, namely, the front and back positions of the scraper are adjusted, the lead screw 22 can rotate manually, namely, one end of the lead screw is provided with a hand wheel, or is driven by a motor. The swing shaft 25 on the turnover seat 24 is installed on the lifting seat 26, a bearing is arranged between the lifting seat 26 and the swing shaft 25, a turbine 31 is installed on the swing shaft, the turbine is in threaded fit with the worm 32, the worm 32 is installed on the lifting seat 26, the worm 32 rotates to drive the turbine 34 to rotate, the turbine 34 drives the swing shaft 25 to rotate, then the turnover seat 24 and the planker and the clamping seat 23 on the turnover seat swing, namely the angle adjustment of the scraper is realized, and the rotation of the worm 32 can be driven manually or by a motor. Install two sets of lifting rack 27 of vertical setting on the lift seat 26, lifting rack and gear 28 meshing, the gear is installed on drive shaft 29, the drive shaft passes through the bearing and installs on mount pad 35, drive shaft 29 rotates and drives gear 28 and rotates, and the gear then drives rack 27 and goes up and down, and upset seat 26 on lift seat 26 and the lift seat, holder 23 go up and down then, realize the regulation of knife rest 12 upper and lower position promptly, the rotation of drive shaft 29 can adopt artifical or motor drive. See figure 2, mount pad 35 movable mounting is on back shaft 30, back shaft 30 is installed in the frame, mounting hole and locking wire casing 36 have been seted up on the mount pad 35, and the setting of locking wire casing 36 makes the aperture of mounting hole have the change, locking wire casing 36 communicates with each other with the mounting hole, mount pad 35 cover is established on back shaft 30, locking wire casing 36 passes through locking bolt locking, and when adjusting knife rest 12 the transverse position in the frame, loosen the locking bolt, mount pad 35 can control about on back shaft 30, and after confirming the position, the locking bolt will lock the locking wire casing, reduces the aperture of mounting hole, can make the mount pad fix on the back shaft. To sum up, the utility model discloses according to the specification of printing plate roller, adjust the knife rest in the position of horizontal, vertical and vertical direction, but also can adjust the angle of scraper to make the scraper moderate with the pressure on printing plate roller surface, it is better to hang the china ink effect.

The traction device comprises a feeding roller 2, a front tension control component 8 and a rear tension control component 3, wherein the front tension control component and the rear tension control component respectively comprise floating rollers which can lift up and down, the floating rollers can lift up and down by adopting an air cylinder and a lead screw mechanism or by the traction force of a film in the traction process and the gravity of the floating rollers, and the tensions of the front tension control component 8 and the rear tension control component 3 are independently controlled, so that the film is prevented from being excessively stretched or blocked in the traction process.

Exhaust gas part is installed to the top of frame, exhaust gas part is including exhaust duct 6, exhaust outlet and air inlet 5 have been seted up on the exhaust duct, the air inlet sets up directly over printing device 7, the exhaust outlet is equipped with air exhauster 4, and air exhauster 4 starts, and the waste gas that produces among the printing process gets into exhaust duct 6 through air inlet 5, by the exhaust outlet at last, can improve operational environment.

Claims

1. The utility model provides a flexographic printing machine, includes frame, unwinding device, draw gear, printing device and coiling mechanism, printing device is provided with a plurality of groups, printing device is including scraper, ink horn and galley roller, the scraper is installed on the knife rest, scraper and galley roller surface pressfitting, its characterized in that the knife rest is installed on the grip slipper, the grip slipper is installed on the planker of back-and-forth movement, the planker is installed on the upset seat, the upset seat is installed on the lift seat, the lift seat is installed on the mount pad of removing about, the grip slipper is including clamp plate, bottom plate and locking screw, the knife rest is installed between clamp plate and bottom plate.

2. The flexographic water-based printing machine according to claim 1, wherein the turning base is provided with a lead screw and a guide post which are longitudinally arranged, the lead screw is provided with a nut matched with the lead screw, the carriage is connected with the nut, the guide post is sleeved with a guide sleeve, and the guide sleeve is arranged on the carriage.

3. The flexographic water-based printing machine according to claim 2, wherein the swing shaft of the turnover seat is mounted on a lifting seat, a bearing is arranged between the lifting seat and the swing shaft, a turbine is mounted on the swing shaft, the turbine is in threaded fit with a worm, and the worm is mounted on the lifting seat.

4. The flexographic aqueous printing press according to claim 3, wherein two sets of vertically disposed lifting racks are mounted on the lifting base, the lifting racks engaging with gears, the gears being mounted on drive shafts, the drive shafts being mounted on the mounting base by bearings.

5. The flexographic aqueous printing press of claim 4, wherein said mounting block is movably mounted on a support shaft, said support shaft being mounted on a frame.

6. The flexographic water-based printing machine according to claim 5, wherein the mounting seat is provided with a mounting hole and a locking line groove, the locking line groove is communicated with the mounting hole, the mounting seat is sleeved on the supporting shaft, and the locking line groove is locked by the locking bolt.

7. The flexographic aqueous printing press of claim 1, wherein said traction means comprises a feed roll, a front tension control member and a rear tension control member, each of said front and rear tension control members comprising an up-down dancer.

8. The flexographic water-based printing machine according to claim 1, wherein an exhaust unit is installed above the frame, the exhaust unit comprises an exhaust duct, the exhaust duct is provided with an exhaust outlet and an air inlet, the air inlet is arranged right above the printing device, and the exhaust outlet is provided with an exhaust fan.