CN207388623U - Printing machine ink-supplying mechanism - Google Patents
Printing machine ink-supplying mechanism Download PDFInfo
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- CN207388623U CN207388623U CN201721359761.1U CN201721359761U CN207388623U CN 207388623 U CN207388623 U CN 207388623U CN 201721359761 U CN201721359761 U CN 201721359761U CN 207388623 U CN207388623 U CN 207388623U
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- ink
- distributor rollers
- feeding device
- supplying mechanism
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Abstract
The utility model is related to printing equipment technical fields, and in particular to a kind of printing machine ink-supplying mechanism, specifically, the ink-supplying mechanism includes the ink-feeding device of ink supply and the ink transfer roller group of guiding ink；Ink transfer roller group includes main distributor rollers and auxiliary distributor rollers, and main distributor rollers and auxiliary distributor rollers are equipped with, main distributor rollers and the opposite pivoting of auxiliary distributor rollers, and the first half rotation direction of main distributor rollers and auxiliary distributor rollers is that ecto-entad rotates；Feeding-passage is formed between main distributor rollers and auxiliary distributor rollers, and there is feed inlet in the top of feeding-passage, lower section has discharge port；Ink-feeding device bottom is equipped with ink outlet port；Ink outlet port is located at feed inlet and is equipped with feed inlet, ink-feeding device two bottom sides and main distributor rollers and the equal clearance fit of auxiliary distributor rollers.The utility model controls the direct ink supply of injection device by motor so that ink is being transferred directly to after ink-feeding device discharge in printing ink road so that the calculating and supply of quantity of ink are more accurate.
Description
Technical field
The utility model is related to printing equipment technical fields, and in particular to a kind of printing machine ink-supplying mechanism.
Background technology
In known conventional presses, ink-supplying mechanism is the ink fountain for being assembled with mechanical black key, these ink fountains
It is mounted in each colour cell of printing machine, so as to fulfill the ink supply to printing machine.The ink fountain of this kind of ink-supplying mechanism is to black key
Control mode is either automatically controlled or manually, specifically, automatically controlled mode is using drive and control of electric machine, manually
For using adjustings such as screw rod screws.
As shown in Figure 1, the ink fountain of traditional ink-supplying mechanism is as follows to the control operation principle of black key 2a, by rotating ink fountain
Screw 1a adjusts the opening δ of ink knife 6a and ink foundation roller 3a, and ink is attached to itself table by ink foundation roller 3a during rotation
Face forms one layer of layer of ink, and distributor rollers 4a swings back and forth between ink foundation roller 3a and channeling ink roller 5a, and ink is transferred from ink foundation roller 3a
Ink is passed down in entire printing ink road onto channeling ink roller 5a, and by channeling ink roller 5a.In the ink-supplying mechanism, ink
Quantity delivered is mainly controlled by the opening δ between ink knife 6a and ink foundation roller 3a, and opening δ is bigger, and the ink adhered on ink foundation roller 3a is got over
More, the ink that distributor rollers 4a can be taken on channeling ink roller 5a will increase, will be with increase into the ink in printing ink road；Instead
It, opening δ becomes smaller, then becomes smaller into the ink in printing ink road.
Using the ink-supplying mechanism of above-mentioned control mode printing machine is carried out ink supply be at present traditional printing machine mainly for
Black mode, although Technical comparing is ripe, there are many drawbacks for this ink-supplying mechanism.Since black key 2a is engineering goods, open
The actual adjustment size range very little of mouth（Usual range is at 0-0.2 millimeters）So that the calibration of zero-bit, opening degree are precisely controlled
Etc. difficulty it is larger, ink is difficult to precisely supply；Exist between each black bond structure on same ink fountain and influence each other, it is difficult to is fixed
Point control；Because the control accuracy of time of contact between ink roller and action is difficult to hold, and by ink foundation roller rotating speed, distributor rollers
The limitation of working method is swung, ink cannot be directly and quickly into printing ink road.
The content of the invention
The purpose of this utility model is to solve the above-mentioned problems, to provide a kind of printing machine ink-supplying mechanism.The ink-supplying mechanism
Direct ink supply can be carried out to printing machine and without delay, the accurate confession to printing machine is achieved by the method for pinpointing transmission
Ink.
In order to reach foregoing invention purpose, the utility model uses following technical scheme：
A kind of printing machine ink-supplying mechanism, the ink-supplying mechanism include the ink transfer of the ink-feeding device and guiding ink for ink supply
Roller group；
Ink transfer roller group includes main distributor rollers and auxiliary distributor rollers, and main distributor rollers and auxiliary distributor rollers be equipped with, main distributor rollers and
The first half rotation direction of the auxiliary opposite pivoting of distributor rollers, main distributor rollers and auxiliary distributor rollers is that ecto-entad rotates, and
The intersection of the two forms feed inlet；
Ink-feeding device bottom is equipped with ink outlet port, and ink outlet port is located at feed inlet and is equipped with feed inlet, ink-feeding device
Lower part both sides and main distributor rollers and the equal clearance fit of auxiliary distributor rollers.
As further preferred embodiment, in process of production, feeding-passage is formed between main distributor rollers and auxiliary distributor rollers,
Feeding-passage has the feed inlet of top and the discharge port of lower section.
As further preferred embodiment, the ink-feeding device lower part for chamfered structure or width from the ink outlet port of bottom to
Upper gradually increased wedge structure, ink-feeding device two bottom sides side wall and the main distributor rollers at feed inlet and auxiliary distributor rollers
The equal clearance fit of roller.
As further preferred embodiment, between the ink-feeding device two bottom sides and main distributor rollers and auxiliary distributor rollers between
Gap is respectively 0.03-0.5mm.
As further preferred embodiment, pressure state is between the main distributor rollers and auxiliary distributor rollers.
As further preferred embodiment, the ink-feeding device bottom is equipped with several equidistant ink outlet ports, and ink outlet port edge supplies
Black bottom of device length is to being equidistantly uniformly distributed setting.
As further preferred embodiment, the length-width ratio of the ink outlet port is 20-50:1.
As further preferred embodiment, refilling channel is equipped in the ink-feeding device, refilling channel top is equipped with upper note
Black mouth, for connecting ink supply；Refilling channel lower part is equipped with several lower ink filling ports, for being connected respectively with the ink outlet port.
As further preferred embodiment, the ink-supplying mechanism further includes for ink to be injected to the injection of refilling channel
Device, injection device are connected with the top of ink-feeding device.
This case replaces traditional ink knife structure using ink-feeding device, that is, employs brand-new ink knife structure, and in ink knife knot
The bottom of structure sets chamfered structure, and the bottom of new ink knife is enable to be deep between two distributor rollers, is hollow knot in ink knife
Structure constitutes refilling channel, and refilling channel is according to aligned transfer, and by way of aligned transfer, the ink that can make discharge is accurate
Each ink-covered area really is corresponded to, and can more precisely control the discharge rate of ink.The upper ink filling port of refilling channel is with carrying
The component connection of supplied ink, specifically provides ink, ink is by injection device from the upper ink filling port of refilling channel using injection device
Then injection is discharged by the lower ink filling port of refilling channel, the chamfered structure of ink-feeding device lower part can be closer to feed inlet, energy
Enough ensure that ink while discharge, can directly be taken away by distributor rollers, will not be stopped on ink-feeding device.
Specifically, the injection device structure is controlled by motor, motor receives signal, and control motor operates and injection is driven to fill
The refilling channel injection ink into ink-feeding device is put, is realized according to quantitative control of the control of control signal to ink.
Distributor rollers is two, and two distributor rollers are mounted on the lower section of injection device, one of them is main distributor rollers, with channeling ink
Roller coordinates, and the ink that ink-feeding device comes out directly is noted in the main ink transfer roller surface, another distributor rollers, i.e., auxiliary distributor rollers,
Its main function is to carry out even ink to the ink of main ink transfer roller surface, by the device, can make new ink knife i.e. ink-feeding device
The ink of discharge can be quickly transferred on distributor rollers, and is transferred directly on channeling ink roller so that ink can be more rapidly
It enters in printing ink road.
Compared with prior art, advantageous effect is the utility model：
The specific configuration of the utility model refilling channel enables the ink of discharge to be accurately discharged to corresponding ink-covered area, and
Influencing each other for traditional black key electric machine structure will not be generated between each ink-covered area, realizes fixed point refilling effect.Specifically, this practicality
It is new that the direct ink supply of injection device is controlled by motor so that ink is from ink-feeding device（Ink knife）It just can directly be shifted after discharge
To in printing ink road, ink fountain roller speed and distributor rollers swing no longer in by traditional ink-feeding device are influenced, and are compared more accurate,
So that the calculating and supply of quantity of ink are more accurate, allow really becomes possibility to ink on demand.
Description of the drawings
Fig. 1 is the structure diagram of current ink-supplying mechanism；
Fig. 2 is the structure diagram of the ink-feeding device of the utility model；
Fig. 3 is that the ink-feeding device of the utility model and distributor rollers assemble conjunction structure diagram；
Fig. 4 is the ink-feeding device structure diagram of the utility model；
Fig. 5 is the structure diagram of the ink-feeding device bottom ink outlet port of the utility model.
In figure：1 ink-feeding device, 2 ink transfer roller groups, 3 main distributor rollers, 4 auxiliary distributor rollers, 5 feeding-passages, 6 feed inlets, 7 dischargings
Mouthful, 8 ink outlet ports, 9 refilling channels, ink filling port on 10,11 time ink filling ports, 12 injection devices, 1a ink duct screws, 2a ink keys, 3a is black
Struggle against roller, 4a distributor rollers, 5a channeling ink rollers, 6a ink knifes.
Specific embodiment
Explanation is further described to the technical solution of the utility model below by specific embodiment.
If without specified otherwise, the raw material employed in the embodiment of the utility model is raw material commonly used in the art,
Method employed in embodiment is the conventional method of this field.
Embodiment：
A kind of printing machine ink-supplying mechanism, as shown in Fig. 2, the ink-supplying mechanism includes the ink-feeding device 1 of ink supply and guiding oil
The ink transfer roller group 2 of ink；Ink-feeding device 1 is located at the top of ink transfer roller group 2；
Specifically, as shown in Figures 2 and 3,1 bottom of ink-feeding device is equipped with ink outlet port 8；Ink transfer roller group 2 includes main distributor rollers 3
With auxiliary distributor rollers 4, main distributor rollers 3 and 4 horizontal Tile of auxiliary distributor rollers are equipped with, and main distributor rollers 3 and auxiliary distributor rollers 4 are in opposite directions around axis
It rotates, the first half rotation direction of main distributor rollers 3 and auxiliary distributor rollers 4 is that ecto-entad rotates；Ink-feeding device 1 is gone out by bottom
Black mouth 8 injects ink to come, and is in strip after coming out since ink has higher viscosity, ink.Main distributor rollers 3 and auxiliary
Feeding-passage 5 is formed between distributor rollers 4, and there is feed inlet 6 in the top of feeding-passage 5, lower section has discharge port 7；Strip
Ink can be clamped by distributor rollers, that is, main distributor rollers 3 of two rotations and auxiliary distributor rollers 4, and under the rotation of two rollers, oil
Ink is adhered to the surface of two rollers.
The effect of main distributor rollers 3 is that ink is transferred on subsequent each ink roller in i.e. subsequent printing institute ink road,
The effect of auxiliary distributor rollers 4 is coordinated with main distributor rollers 3, and the ink that ink outlet port 8 comes out is captured in time, and in main distributor rollers 3
Surface form ink layer, therefore main distributor rollers 3 is equipped with subsequent ink roller, and degree of cooperation is according to the transmission effect of ink
It controls and determines.Auxiliary distributor rollers 4 is only equipped with main distributor rollers 3, and ink finally can only after auxiliary 4 surface attachment of distributor rollers
It is taken away by main distributor rollers 3, so ensures that the ink that ink outlet port 8 comes out is completely used for subsequently printing ink road, without appointing
What interference avoids the problem of metering caused by upper level is back in traditional ink transmittance process is inaccurate.
In order to which ink is made directly to be taken away after out by two distributor rollers, ink outlet port 8 is located at feed inlet 6, and out of ink
The position of mouth 8 is equipped with feed inlet 6,1 two bottom sides of ink-feeding device and 4 equal clearance fit of main distributor rollers 3 and auxiliary distributor rollers.
Purpose is to make 1 bottom of ink-feeding device as much as possible close to two distributor rollers, without being clamped by distributor rollers.
According to different printing demands, the gap between 1 bottom of ink-feeding device and main distributor rollers 3 and auxiliary distributor rollers 4
It is 0.03-0.5mm.According to actual needs, this gap is adjusted.
The principle of two distributor rollers is：After ink is clamped by main distributor rollers 3 and auxiliary distributor rollers 4, ink is in two ink transfers
Have on roller and adhere to and form one layer of ink layer, the thickness of the ink layer adhered on the two body and the material of two distributor rollers
Expect it is related, in general, ink layer on two distributor rollers is divides equally, ink is adhered to by main distributor rollers 3 and auxiliary distributor rollers 4, main ink transfer
Ink layer on roller 3 can mutually be transferred again with other ink rollers such as channeling ink roller, reached and delivered in relays to ink.The dress
Put due between ink-feeding device 1 and two distributor rollers have distance, ink by ink-feeding device 1 come out after, would not return again to
The source of ink, so as to more accurately control the supply of ink.
And for traditional ink-supplying mechanism, due to using ink foundation roller 3a part surfaces in the ink fountain for holding ink into
Row rotates, and ink adhesion is made then to be carried out again by distributor rollers 4a between ink foundation roller 3a and channeling ink roller 5a on ink foundation roller 3a
Alternate relay makes ink be transferred to by ink foundation roller 3a through distributor rollers 4a on channeling ink roller 5a, and during this, the supply of ink is
It is controlled by the time of contact and contact frequency of distributor rollers 4a and ink foundation roller 3a.It is attached in ink on distributor rollers 4a
Afterwards, distributor rollers 4a contacted with channeling ink roller 5a transfer ink, but on distributor rollers 4a remaining ink its again with ink foundation roller 3a
After contact, it can be back to by ink foundation roller band in the ink source held in ink fountain.This causes the specific supply of ink to be not easy to carry out
Accurate control.
In addition, the quantity of ink control of ink foundation roller 3a is adjusted black key 2a using ink duct screw 1a, so as to reach ink fountain
The size in the gap between roller 3a and black key 2a controls, the big minor adjustment in this gap, will change the ink attachment in ink fountain
Ink film thickness on ink foundation roller 3a.In fact, for the accuracy that black key 2a is adjusted using ink duct screw 1a
It cannot ensure.
New ink spreader used by above-mentioned the application, the ink adhered on first, two distributor rollers will not again by
Original ink supply is back to, the thickness of ink layer can only be the ink supply dress by being transferred between main distributor rollers 3 and auxiliary distributor rollers 4
Putting the ink that 1 ink outlet port 8 comes out can all be transferred on subsequent each roller with two distributor rollers for printing, and not have to
Consider whether ink is back to original ink supply, it is specific to control, it is only necessary to the amount out of ink of ink outlet port 8 is controlled, from
And control accuracy is improved, convenient for improving printing quality, improve printing effect.
In order to which ink-feeding device 1 and feed inlet 6 is made to carry out close cooperation, as shown in figure 4,1 lower part of the ink-feeding device is
Chamfered structure or width are by the upward gradually increased wedge structure of bottom ink outlet port 8.Such structure can fill in order to ink supply
1 bottom end is put more close to two distributor rollers.1 bottom end of ink-feeding device is smaller more with the distance between two distributor rollers
It is taken away between the ink for coming out ink outlet port 8 beneficial to two distributor rollers, but this distance is it is also contemplated that avoid ink-feeding device 1
The ink for being adhered to surface until then, one is being formed in the both sides of ink-feeding device 1 by bottom end not by next stage ink roller band
A accumulation area.It is such the result is that since ink knife and two distributor rollers distance are too near, be less than the thickness of ink layer, be unfavorable for oil
The transmission of ink.
For being equipped with for main distributor rollers 3 and auxiliary distributor rollers 4, gap therebetween will be adjusted according to actual needs
Section, for such as main distributor rollers 3 and auxiliary distributor rollers 4 in off working state to be tangent, it is certain elastic that this just needs two distributor rollers to have,
Although off working state is tangent, at work, the feeding-passage for accommodating ink layer can be formed between；Alternatively,
It will be arranged to clearance fit between main distributor rollers 3 and auxiliary distributor rollers 4, reserve certain space as feeding-passage 5, particularly with regard to
The size of feeding-passage 5 needs to be adjusted accordingly according to actual needs.
Although ink-feeding device 1 directly by ink be transferred to feeding-passage 5 feed inlet 6 improve ink supply accurate control
System, but in order to improve printing quality, it is necessary to 1 bottom of ink-feeding device be set several ink outlet ports 8, as shown in figure 5, ink outlet port
8 is longitudinal along 1 bottom of ink-feeding device（That is long side direction）Equidistant uniform intervals are set, and each ink outlet port 8 is elongated hole, is specially
Slot or elongate holes, so as to carry out control partition domain respectively to each ink outlet port 8, convenient for two distributor rollers tables
The ink film thickness of face different zones is controlled according to actual needs.On the size of ink outlet port, the length and width of setting ink outlet port 8
Than for 20-50:1,
Refilling channel 9 is equipped in the ink-feeding device 1,9 top of refilling channel is equipped with upper ink filling port 10, for connecting ink
Source；9 lower part of refilling channel is equipped with lower ink filling port 11, and for being connected with the ink outlet port 8, refilling channel 9 is multiple passages, often
A passage corresponds respectively with ink outlet port 8, and sets control mechanism on a passage, reaches the control to each passage.
The upper ink filling port 10 of refilling channel 9 connects ink supply, and ink-supplying mechanism also sets up ink being injected to refilling channel 9
Injection device 12, injection device 12 is used as ink supply, and injection device 12 is connected with the upper ink filling port 10 on the top of ink-feeding device 1.
Ink injection is carried out to refilling channel 9 by motor control.
Claims (8)
1. a kind of printing machine ink-supplying mechanism, which is characterized in that the ink-supplying mechanism includes ink-feeding device（1）With ink transfer roller group（2）；
Ink transfer roller group（2）Including main distributor rollers（3）With auxiliary distributor rollers（4）, main distributor rollers（3）With auxiliary distributor rollers（4）It is equipped with,
Main distributor rollers（3）With auxiliary distributor rollers（4）The first half rotates in opposite directions, and has feed inlet in the two intersection（6）；
Ink-feeding device（1）Bottom is equipped with ink outlet port（8）, ink outlet port（8）Positioned at feed inlet（6）Corresponding position, ink-feeding device（1）Bottom
Both sides and main distributor rollers（3）With auxiliary distributor rollers（4）Equal clearance fit.
2. printing machine ink-supplying mechanism according to claim 1, which is characterized in that the main distributor rollers（3）With auxiliary distributor rollers
（4）First half rotation direction be ecto-entad rotate.
3. printing machine ink-supplying mechanism according to claim 1, which is characterized in that the ink-feeding device（1）Lower part is beveling
Structure or width are by bottom ink outlet port（8）The upward gradually increased wedge structure in place, ink-feeding device（1）Lower part both sides with positioned at into
Material mouth（6）The main distributor rollers at place（3）With auxiliary distributor rollers（4）The equal clearance fit of roller.
4. printing machine ink-supplying mechanism according to claim 1 or 2, which is characterized in that the ink-feeding device（1）Lower part both sides
With main distributor rollers（3）With auxiliary distributor rollers（4）Between gap respectively be 0.03-0.5mm.
5. printing machine ink-supplying mechanism according to claim 1, which is characterized in that the main distributor rollers（3）With auxiliary distributor rollers
（4）Between be in pressure state.
6. printing machine ink-supplying mechanism according to claim 1, which is characterized in that the ink-feeding device（1）Bottom is equipped with number
A ink outlet port（8）, ink outlet port（8）Along ink-feeding device（1）Bottom length is to being equidistantly uniformly distributed setting.
7. printing machine ink-supplying mechanism according to claim 6, which is characterized in that the ink outlet port（8）Length-width ratio be 20-
50:1。
8. the printing machine ink-supplying mechanism according to claim 6 or 7, which is characterized in that the ink-feeding device（1）It is interior to be equipped with note
Ink passage（9）, refilling channel（9）It is suitable for reading that top is equipped with refilling（10）；Refilling channel（9）Lower part is equipped with mouth under several refillings
（11）, for respectively with the ink outlet port（8）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359761.1U CN207388623U (en) | 2017-10-20 | 2017-10-20 | Printing machine ink-supplying mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359761.1U CN207388623U (en) | 2017-10-20 | 2017-10-20 | Printing machine ink-supplying mechanism |
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| Publication Number | Publication Date |
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| CN207388623U true CN207388623U (en) | 2018-05-22 |
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ID=62329158
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| CN201721359761.1U Active CN207388623U (en) | 2017-10-20 | 2017-10-20 | Printing machine ink-supplying mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650507A (en) * | 2017-10-20 | 2018-02-02 | 杭州科雷智能印刷科技有限责任公司 | Printing machine ink-supplying mechanism |
-
2017
- 2017-10-20 CN CN201721359761.1U patent/CN207388623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650507A (en) * | 2017-10-20 | 2018-02-02 | 杭州科雷智能印刷科技有限责任公司 | Printing machine ink-supplying mechanism |
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