CN201881630U

CN201881630U - Scraper component

Info

Publication number: CN201881630U
Application number: CN2010206161112U
Authority: CN
Inventors: 张鑫炜; 王荣财
Original assignee: YUNCHANG TECHNOLOGY (SUZHOU) Co Ltd
Current assignee: YUNCHANG TECHNOLOGY (SUZHOU) Co Ltd
Priority date: 2010-11-19
Filing date: 2010-11-19
Publication date: 2011-06-29
Anticipated expiration: 2020-11-19

Abstract

The utility model discloses a scraper component which comprises a lifting ink return cutter for refilling new ink, a lifting scraper device for recycling old ink, scraping gum and an ink storage cylinder, wherein the ink return cutter for refilling the new ink is connected with ink in the ink storage cylinder through an ink pipe; and the scraper device for recycling the old ink is connected with the ink in the ink storage cylinder through an ink suction pipe. The scraper component can automatically recycle the old ink and make up the new ink, so that an operator does not need to manually add new ink or remove old ink on a screen plate of a silk screen printer, therefore, the working efficiency can be improved, and the printing stability can be kept.

Description

A kind of doctor assemblies

Technical field

The utility model relates to a kind of scraper sub-assembly of screen process press, particularly a kind of doctor assemblies that can reclaim old printing ink and additional new ink automatically.

Background technology

Existing screen process press, its scraper is made of a returning blade and a frictioning, the mode of its running is after being poured on printing ink on the half tone, returning blade descends and contacts with half tone and along single direction printing ink is smeared evenly, when arriving stroke terminal, returning blade rises, and frictioning descends and moves in opposite directions and push and smeared uniform printing ink by the screen opening on the half tone, and the surface of falling stock.Need not at short notice to add printing ink separately, but the lifting of returning blade and frictioning and the past just many printed matters of output of motion that cover.

Yet, under this design, the printing ink small part is transferred to the surface of stock by mesh on the half tone, but unnecessary printing ink on half tone toward covering motion, under the situation of long-time high speed printing, remaining printing ink can heat up because of frictioning and the half tone heat that is produced that rubs, might cause printing ink rotten, the more volatile and retrogradation of the solvent of printing ink is worse if contain solid-state particle in the printing ink, as silver powder, pearl powder etc., can cause the variation of printing effect because of the consumption of solid granulates.The mode that past solves is to shut down according to the effect of printed matter and screen process press operating personnel's experience to increase new ink or old printing ink is reclaimed, but effect is bad, not only reduces operating efficiency, and can cause printed matter defective.

The utility model content

Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of doctor assemblies that can reclaim old printing ink and additional new ink automatically, and the utility model need not to rely on the screen process press operating personnel manually to be added new ink or remove old printing ink the printing ink on the half tone.

Technical scheme: for achieving the above object, a kind of doctor assemblies of the present utility model, comprise liftable additional new ink returning blade, the old ink knife device of liftable recovery, frictioning and printing ink cartridge, described additional new ink returning blade is connected with printing ink in the printing ink cartridge by the printing ink pipe, and the old ink knife device of described recovery is connected with printing ink in the printing ink cartridge by ink tube.

Described additional new ink returning blade comprises cavity marrow, the tracheae that is connected with the cavity marrow and printing ink pipe, and described cavity marrow outer surface is provided with oil spout China ink hole.

Slide bar in the middle of the old ink knife device of described recovery comprises, the middle part of middle slide bar is connected with bearing, and middle slide bar left end is connected with left slide bar one end, and middle slide bar right-hand member is connected with right slide bar middle part; One end of the left side slide bar other end and right slide bar is connected with the old ink knife of recovery respectively, reclaims old ink knife and ink tube one end in contact.。

But described printing ink pipe, tracheae and ink tube are separately installed with controlled valve.

Be provided with ink agitator in the described printing ink cartridge.

The utility model also comprises other parts, and such as the oil suction pump, the oil suction pump can be recovered to printing ink with old printing ink and hold in the bucket, can also allow new ink enter in the cavity marrow that replenishes the new ink returning blade.

A kind of doctor assemblies of the present utility model is installed counter switch in use on the screen process press main panel, described additional new ink returning blade, the old ink knife device of recovery all link to each other with the main control wiring board with counter switch.Can be after the setting frictioning have been walked the how many times stroke on this switch before the printing according to actual needs, the main control wiring board can allow and reclaim old ink knife device and descend and reclaim old printing ink on the web plate, when follow-up time black stroke, replenish new ink returning blade meeting ink-jet simultaneously to replenish new ink to web plate.

Beneficial effect: compared with prior art, doctor assemblies of the present utility model has the following advantages:

1) counter switch can allow the user look actual state and freely select the frequency that old printing ink reclaimed and replenished new ink, if printing ink still keeps stable along with the carrying out of printing process, can reduce its frequency to raise the efficiency; If printing ink morphs, then can improve frequency and change new ink in good time, keep the stability of printing;

2) reclaim old ink knife device and be responsible for reclaiming old printing ink, replenish the new ink returning blade and be responsible for replenishing new ink, action is arranged, replenish the new ink returning blade and will spray new ink by interlock as long as reclaim old ink knife device; In case set finish after, these all are automated jobs and need not again must be by the action that manually removes, adds printing ink as the past;

3) agitator in the printing ink cartridge can mix utilization again with new ink again with the old printing ink that is recovered, and makes full use of the printing ink of each.

Description of drawings

Fig. 1 is the structural representation of doctor assemblies of the present utility model;

Fig. 2 is the structural representation that replenishes the new ink returning blade among Fig. 1;

Fig. 3 reclaims the structural representation of old ink knife device for scraper among Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done further explanation.

As shown in Figures 1 to 3, a kind of doctor assemblies of the present utility model, comprise and replenish new ink returning blade 1, recovery old ink knife device 2, frictioning and printing ink cartridge 15, additional new ink returning blade 1 is connected by the printing ink of 15 li of printing ink pipe 5 and printing ink cartridge, reclaims old ink knife device 2 and is connected with the printing ink of 15 li of printing ink cartridge by ink tube 16.

Specifically, replenish new ink returning blade 1 and comprise cavity marrow 6, the tracheae 8 that is connected with cavity marrow 6 and printing ink pipe 5, cavity marrow 6 outer surfaces are provided with oil spout China ink hole 7; Reclaim old ink knife device 2 and comprise middle slide bar 12, the middle part of middle slide bar 12 is connected with bearing 13, middle slide bar 12 left ends are connected with left slide bar 11, middle slide bar 12 right-hand members are connected with right slide bar 9 middle parts, one end of left side slide bar 11 other ends and right slide bar 9 is connected with the old ink knife 10 of recovery respectively, reclaims old ink knife 10 and ink tube 16 1 end in contact; The printing ink storing barrel fills printing ink for 15 li, and agitator 14 is positioned at printing ink storing barrel 15 the insides, but printing ink pipe 5, tracheae 8, ink tube 16 are separately installed with controlled valve.

The utility model also comprises other parts, and such as the oil suction pump, the oil suction pump can be recovered to old printing ink printing ink and hold in the bucket 15, can also allow new ink enter in the cavity marrow 6 that replenishes new ink returning blade 1.

A kind of doctor assemblies of the present utility model is installed counter switch in use on the screen process press main panel, additional new ink returning blade 1, the old ink knife device 2 of recovery all link to each other with the main control wiring board with counter switch.Can be after the setting frictioning have been walked the how many times stroke on this switch before the printing according to actual needs, the main control wiring board can allow and reclaim old ink knife 10 and descend and reclaim old printing ink on the web plate, when follow-up time black stroke, replenish the 1 meeting ink-jet of new ink returning blade simultaneously to replenish new ink to web plate.

The course of work of doctor assemblies of the present utility model is: replenish new ink returning blade 1 and by oil spout China ink hole 7 printing ink is sprayed onto on the web plate, the pump of oil spout simultaneously is drawn into the printing ink of 15 li of printing ink storing barrels and replenishes in the new ink returning blade 1, reclaim old ink knife device 2 and reclaim the printing ink on half tone surface by reclaiming old ink knife 10, the pump of oil suction simultaneously sucks printing ink in the printing ink storing barrel 15.Concrete use is as follows: 1) ready printing ink is poured into to concentrate in the printing ink storing barrel 15 and stir; 2) reading of setting counter switch, this reading are the foundations that the control of main control wiring board is reclaimed old ink knife 10 and replenished new ink returning blade 1; 3) start screen process press, open oil suction pump and oil spout pump simultaneously; 4) put blank material well; 5) additional new ink returning blade 1 descends and the oil spout China ink first, begins back black stroke then the printing ink on the half tone is smeared evenly; 6) replenish new ink returning blade 1 and rise, frictioning decline and the printing ink that pushes in opposite direction on the half tone penetrate the surface that screen openings arrives stock, to reach the effect of printing; 7) replenish new ink returning blade 1 and drop to the contact half tone once more, and carry out Hui Mo; 8), reclaim old ink knife 10 and can be in time after old printing ink on the half tone is reclaimed in the frictioning descending motion, rise, and additional new ink returning blade 1 next time will replenish by the oil spout China ink when descending according to the reading of counter switch; 9) take the material that prints away.

Repeating step 4) to 9), just can go out quality stable printing product with screen printer print, whole process need not manually to remove, add the action of printing ink, and all printing ink can both properly be utilized simultaneously.

The above only is a preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. doctor assemblies, it is characterized in that: comprise liftable additional new ink returning blade (1), the old ink knife device of liftable recovery (2), frictioning and printing ink cartridge (15), described additional new ink returning blade (1) is connected by the printing ink of printing ink pipe (5) with printing ink cartridge (15) lining, and the old ink knife device of described recovery (2) is connected with the printing ink of printing ink cartridge (15) lining by ink tube (16).

2. doctor assemblies according to claim 1, it is characterized in that: described additional new ink returning blade (1) comprises cavity marrow (6), the tracheae (8) that is connected with cavity marrow (6) and printing ink pipe (5), and described cavity marrow (6) outer surface is provided with oil spout China ink hole (7).

3. doctor assemblies according to claim 2, it is characterized in that: slide bar (12) in the middle of the old ink knife device of described recovery (2) comprises, the middle part of middle slide bar (12) is connected with bearing (13), middle slide bar (12) left end is connected with left slide bar (11) one ends, and middle slide bar (12) right-hand member is connected with right slide bar (9) middle part; One end of left side slide bar (11) other end and right slide bar (9) is connected with the old ink knife of recovery (10) respectively, reclaims old ink knife (10) and ink tube (16) one end in contact.

4. according to claim 2 or 3 described doctor assemblies, it is characterized in that: described printing ink pipe (5), tracheae (8) and ink tube (16) but be separately installed with controlled valve.

5. according to each described doctor assemblies of claim 1 to 3, it is characterized in that: be provided with ink agitator (14) in the described printing ink cartridge (15).