CN206106655U - Take multiple protect function's intelligent ink feed mechanism - Google Patents
Take multiple protect function's intelligent ink feed mechanism Download PDFInfo
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- CN206106655U CN206106655U CN201621091458.3U CN201621091458U CN206106655U CN 206106655 U CN206106655 U CN 206106655U CN 201621091458 U CN201621091458 U CN 201621091458U CN 206106655 U CN206106655 U CN 206106655U
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Abstract
The utility model discloses a take multiple protect function's intelligent ink feed mechanism, including second grade ink horn, the black route of confession and negative pressure gas circuit, supply black route and negative pressure gas circuit all to link to each other with the second grade ink horn, wherein, the negative pressure gas circuit includes vacuum pump, restriction valve, the manual valve of your five -way, negative pressure cavity, negative pressure table and negative pressure box, the vacuum pump is connected to the one end of the manual valve of your five -ways through restriction valve, negative pressure cavity, negative pressure table and negative pressure box are connected respectively to the other end of the manual valve of your five -ways, supply black route to include: supply ink pump controlling means, china ink bucket and supply ink pump, it supplies ink pump to supply ink pump controlling means, china ink bucket to connect. Through the combined action of three kinds of safeguard measures, can effectively prevent and supply ink pump direct -furnish china ink and result in the ink to overflow the circumstances of damaging the vacuum pump. Simultaneously, because of having increased the negative pressure cavity, increased the surge volume of negative pressure, made the negative pressure more stable.
Description
Technical field
This utility model is related to the ink supply resist technology field of digital-code printer automatically supplying ink, more particularly to a kind of band negative pressure
The intelligent ink-feeding device with multiple protection functions of system.
Background technology
Existing known its operation principle of negative pressure ink supply device is：Negative pressure, negative pressure are produced by vacuum pump depletion gas to air
Jing negative pressure box buffering is followed by two stage ink box.Ink-suuplying pump extracts ink to two stage ink box from black bucket.Two stage ink box resupplies ink
To shower nozzle.There is liquid level sensor in two stage ink box（Switch）For detecting whether ink is full.When detecting ink and being discontented, beat
Open ink-suuplying pump ink supply.When detect ink completely when, close ink-suuplying pump and stop ink supply.
Existing negative pressure ink supply device is disadvantageous in that：Safety is poor, in fact it could happen that ink-suuplying pump ink supply always and lead
Ink is caused to overflow the situation of damage equipment and pollution machine and product.Only one protects again, i.e., by ink in detection two stage ink box
Whether water expires to decide whether to close ink-suuplying pump, works as liquid level sensor（Switch）Break down or when circuit breaks down,
Can detect ink always less than（Actual ink is full）, ink-suuplying pump can ink supply always, the ink meeting having more in two stage ink box
Negative pressure box is drawn onto due to due to negative pressure, continues ink supply, ink can be by negative pressure box Jing negative-pressure pipelines stream to vacuum pump, Jing aerofluxuss
Mouth is discharged.Ink corrosion vacuum pump can be so caused to cause vacuum pump to damage.
Thus prior art could be improved and improve.
Utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of band multiple protection functions
Intelligent ink-feeding device, can be effectively prevented there is ink-suuplying pump ink supply always and cause ink overflow damage vacuum pump situation.
In order to achieve the above object, this utility model takes technical scheme below：
A kind of intelligent ink-feeding device with multiple protection functions, wherein, including two stage ink box, feeding path and negative pressure gas
Road；The feeding path and negative pressure gas circuit are connected with two stage ink box；Wherein, the negative pressure gas circuit include vacuum pump, flow-limiting valve,
Two-position five-way manual valve, negative pressure cavity, vacuum table and negative pressure box；The vacuum pump is connected to two-position five-way manual valve by flow-limiting valve
One end, the other end of the two-position five-way manual valve connects respectively negative pressure cavity, vacuum table and negative pressure box；The feeding path bag
Include：Ink supply apparatus for controlling pump, black bucket and ink-suuplying pump；The ink supply apparatus for controlling pump, black bucket connection ink-suuplying pump.
The described intelligent ink-feeding device with multiple protection functions, wherein, the inside of the negative pressure cavity and negative pressure box is arranged
There is liquid level sensor.
The described intelligent ink-feeding device with multiple protection functions, wherein, arrange between the ink-suuplying pump and two stage ink box
There is filter.
The described intelligent ink-feeding device with multiple protection functions, wherein, the float of the liquid level sensor of the negative pressure cavity
Switch as closed type, the switch of the liquid level sensor of negative pressure box is open type.
The described intelligent ink-feeding device with multiple protection functions, wherein, it is provided with buzzer in the two stage ink box.
The described intelligent ink-feeding device with multiple protection functions, wherein, the two stage ink box is connected by the second filter
Connect shower nozzle.
A kind of intelligent ink-feeding device with multiple protection functions that this utility model is provided, it includes two stage ink box, ink supply
Path and negative pressure gas circuit；The feeding path and negative pressure gas circuit are connected with two stage ink box；Wherein, the negative pressure gas circuit includes true
Empty pump, flow-limiting valve, two-position five-way manual valve, negative pressure cavity, vacuum table and negative pressure box；The vacuum pump is connected to two by flow-limiting valve
One end of the logical hand-operated valve in position five, the other end of the two-position five-way manual valve connects respectively negative pressure cavity, vacuum table and negative pressure box；Institute
Stating feeding path includes：Ink supply apparatus for controlling pump, black bucket and ink-suuplying pump；The ink supply apparatus for controlling pump, black bucket connection ink-suuplying pump.
Through the collective effect of three kinds of protective measures, can effectively prevent ink-suuplying pump ink supply always and cause ink to overflow and damage vacuum
The situation of pump.Meanwhile, because increased negative pressure cavity, the surge volume of negative pressure is increased, make negative pressure more stable.
Description of the drawings
Fig. 1 is the schematic diagram of the preferred embodiment of intelligent ink-feeding device of this utility model with multiple protection functions.
Fig. 2 is the flow chart of the implementation method of intelligent ink-feeding device of this utility model with multiple protection functions.
Fig. 3 is that the circuit control of the preferred embodiment of the intelligent ink-feeding device with multiple protection functions of the present utility model is former
Reason schematic diagram.
Fig. 4 is the flow chart of the Application Example of the intelligent ink-feeding device with multiple protection functions of the present utility model.
Specific embodiment
The intelligent ink-feeding device with multiple protection functions that this utility model is provided.To make the purpose of this utility model, skill
Art scheme and effect are clearer, clear and definite, and the embodiment that develops simultaneously referring to the drawings is further described to this utility model.Should
Work as understanding, specific embodiment described herein only to explain this utility model, is not used to limit this utility model.
Fig. 1 is referred to, it is showing for the preferred embodiment of intelligent ink-feeding device of this utility model with multiple protection functions
It is intended to.As illustrated, the intelligent ink-feeding device with multiple protection functions includes two stage ink box 10, feeding path 20 and negative pressure
Gas circuit 30.The feeding path 20 and negative pressure gas circuit 30 are connected with two stage ink box 10.
Wherein, the negative pressure gas circuit 30 includes vacuum pump 31, flow-limiting valve 32, two-position five-way manual valve 33, negative pressure cavity 34, negative
Pressure table 35 and negative pressure box 36；The vacuum pump 31 is connected to one end of two-position five-way manual valve 33 by flow-limiting valve 32, and described two
The other end of the logical hand-operated valve 33 in position five connects respectively negative pressure cavity 34, vacuum table 35 and negative pressure box 36；The feeding path 20 includes：
Ink supply apparatus for controlling pump 21, black bucket 22 and ink-suuplying pump 23；The ink supply apparatus for controlling pump 21, the black connection of bucket 22 ink-suuplying pump 23.
Specifically, in negative pressure gas circuit, negative pressure, negative pressure Jing bis- are produced to air by vacuum pump pumping Jing flow-limiting valves
Five logical hand-operated valves are to being internally provided with liquid level sensor（Normally opened switch）Negative pressure cavity, to vacuum table and being internally provided with liquid
Level sensor（Normally closed switch）Negative pressure box, then to two stage ink box.
In feeding path, when detect two stage ink box ink less than when, Jing ink supply apparatus for controlling pump open ink-suuplying pump, by ink
Water is extracted out from black bucket, to two stage ink box.Ink supply time overtime control can be by MCU programming realizations.Or programmed by FPGA or CPLD
Realize.
In the present embodiment, filter 24 is provided between the ink-suuplying pump and two stage ink box, as shown in Figure 1.
Further, it is provided with buzzer in the two stage ink box.In addition, as shown in figure 1, the two stage ink box is by the
Tow filtrator 40 connects shower nozzle 50.
Using being internally provided with liquid level sensor（Normally closed switch）Negative pressure box and be internally provided with liquid level sensor
（Normally opened switch）Negative pressure cavity.When two stage ink box ink inside spill-over goes out, negative pressure box can be drawn onto by negative pressure, in opening negative pressure box
Normally closed switch, detects this kind of situation, and immediately ring buzzer is reported to the police and closed ink-suuplying pump.If negative pressure box ink feed
Detection failure, when negative pressure box ink inside spill-over goes out, can be drawn onto negative pressure cavity by negative pressure, close normally opened switch in negative pressure cavity, inspection
This kind of situation is measured, immediately ring buzzer is reported to the police and closed ink-suuplying pump.The class of the switch of negative pressure box and negative pressure cavity
Type is logical complement, i.e., one is open type, and another is closed type.Ink feed detection of any one of negative pressure box and negative pressure cavity
Work, close off ink-suuplying pump, can guarantee that ink does not enter vacuum pump.Meanwhile, time-out protection function is increased to ink-suuplying pump
Control.When the ink supply time more than maximum ink supply time set in advance and two stage ink box ink inside also less than when, ring immediately
Buzzer is reported to the police and is closed ink-suuplying pump.In addition, negative pressure can stop ink supply when abnormal, negative pressure means exist in system extremely
The situation of gas leakage, now ink constantly can flow out from print cartridge, liquid level sensor will show as lacking ink, if without artificial row
Except gas leakage root continues ink supply, ink can be caused to continue to flow out, so going round and beginning again can cause ink to waste and cause machine in a large number
Device equipment fault.Through the collective effect of above-mentioned four kinds of protective measures, can effectively prevent ink-suuplying pump ink supply always and cause
Ink overflows the situation for damaging vacuum pump.Meanwhile, because increased negative pressure cavity, the surge volume of negative pressure is increased, make negative pressure more steady
It is fixed.
This utility model additionally provides a kind of implementation method of the above-mentioned intelligent ink-feeding device with multiple protection functions, such as
Shown in Fig. 2, comprise the following steps：
S100, when detect two stage ink box ink less than when, Jing ink supply apparatus for controlling pump open ink-suuplying pump, by ink from ink
Bucket is extracted out, to two stage ink box；
When S200, two stage ink box ink inside spill-over go out, negative pressure box can be drawn onto by negative pressure, open the liquid level sensor of negative pressure box
Switch, when detect the switch of liquid level sensor of negative pressure box open after, immediately ring buzzer is reported to the police
And close ink-suuplying pump.
Further, in the implementation method of the described intelligent ink-feeding device with multiple protection functions, also include：
S300, when negative pressure box ink feed detection fail, when negative pressure box ink inside spill-over goes out, can negative pressure cavity is drawn onto by negative pressure, close
The switch of the liquid level sensor of negative pressure cavity is closed, after the closing of the switch of liquid level sensor of negative pressure cavity is detected, is stood
I.e. ring buzzer is reported to the police and is closed ink-suuplying pump.
Further, in the implementation method of the described intelligent ink-feeding device with multiple protection functions, also include：
S400, when the ink supply time more than maximum ink supply time set in advance and two stage ink box ink inside also less than when, stand
I.e. ring buzzer is reported to the police and is closed ink-suuplying pump.
Further, in the implementation method of the described intelligent ink-feeding device with multiple protection functions, also include：
S500, when detecting negative pressure and being abnormal, immediately ring buzzer is reported to the police and is closed ink-suuplying pump.
For example, two stage ink box switch will be checked after negative pressure is normal, is not supplied if switch is without action
Ink, once switch action, then open pump and start ink supply, and records the ink supply time, and whether ink supply stops depending on two
Condition, first is that switch also principle stops ink supply after print cartridge ink is pumped full；Second be the continuous ink feeding time more than 20S,
Ink supply exception is then illustrated, now also stops ink supply, and open alarm buzzer prompting ink supply time-out to report to the police, because under normal circumstances
Only need print cartridge will be pumped full for 5 seconds, also do not pump full within now 20 seconds, illustrate that where ink leak or pump are broken, so stopping confession
Ink is simultaneously reported to the police, and the box-like state of negative pressure, negative pressure cavity state and negative pressure bound state can be also checked continually in this process, once
There is signalizing activity, can also stop ink supply and report to the police.
The circuit control principle of the preferred embodiment of the intelligent ink-feeding device with multiple protection functions of the present utility model shows
It is intended to, as shown in Figure 3.The input interface circuit of the single-chip microcomputer connects respectively：Two stage ink box switch, negative pressure box float are opened
Pass, negative pressure cavity switch, vacuum table upper limit unusual switch and vacuum table lower limit unusual switch；The output driving of the single-chip microcomputer
Circuit connects respectively alarm buzzer and pump.
Its control flow as shown in figure 4, single-chip microcomputer first checks for the whether action of negative pressure cavity switch, if action
Ink has flowed back, now ink system exception, it is impossible to continue ink supply, closes pump, and alarm buzzer is opened warning；If
Next negative pressure cavity switch is not operating, checks negative pressure box switch, and ink has been if negative pressure box switch action
Why together Jing flows back, now ink system exception, it is impossible to continue ink supply, closes pump, and alarm buzzer is opened warning,
When using negative pressure box and negative pressure cavity two class protection, mainly prevent when some defencive function fails, another defencive function
Play a protective role, it is to avoid serious consequence is produced, and the action signal logic of this two class protection is contrary and generation
Broken round trip degree is different, once it is very little that negative pressure box backflow action affects, need to only change a small amount of ink pipe, once and if
Negative pressure cavity action protection, it is meant that ink backflow is more, needs to change more ink pipes.
And if once two above protection device is all without action, then it represents that ink system is normal, now reexamines negative
Whether pressure system is normal, that is, check that the vacuum table upper limit is abnormal and whether vacuum table lower limit is abnormal, stops if certain signalizing activity
Only ink supply and open alarm buzzer warning.
Two stage ink box switch will be checked after negative pressure is normal, if two stage ink box switch does not have action
Not ink supply, once two stage ink box switch action, then open pump and start ink supply, and records the ink supply time, and whether ink supply stops
Two conditions are only depended on, switch also principle stops ink supply after 1. print cartridge ink is pumped full；2. the continuous ink feeding time exceed
20S, then illustrate ink supply exception, now also stops ink supply, and open alarm buzzer prompting ink supply time-out to report to the police, because positive reason
Lower of condition needs print cartridge will be pumped full for 5 seconds, does not also pump full within now 20 seconds, illustrates that where ink leak or pump are broken, so stopping
Only ink supply and report to the police, the box-like state of negative pressure, negative pressure cavity state and negative pressure bound state can be also checked continually in this process,
Once there is signalizing activity, can also stop ink supply and report to the police.
Once after there is alarm condition, it is necessary to which releasing to report to the police manually can just be re-introduced into automatically supplying ink state.
In sum, the intelligent ink-feeding device with multiple protection functions that this utility model is provided, its intelligent ink-feeding device
Including two stage ink box, feeding path and negative pressure gas circuit；The feeding path and negative pressure gas circuit are connected with two stage ink box；Wherein,
The negative pressure gas circuit includes vacuum pump, flow-limiting valve, two-position five-way manual valve, negative pressure cavity, vacuum table and negative pressure box；The vacuum pump
One end of two-position five-way manual valve is connected to by flow-limiting valve, the other end of the two-position five-way manual valve connects respectively negative pressure
Chamber, vacuum table and negative pressure box；The feeding path includes：Ink supply apparatus for controlling pump, black bucket and ink-suuplying pump；The ink-suuplying pump control
Device, black bucket connection ink-suuplying pump.Through the collective effect of three kinds of protective measures, can effectively prevent ink-suuplying pump ink supply always and
Ink is caused to overflow the situation for damaging vacuum pump.Meanwhile, because increased negative pressure cavity, the surge volume of negative pressure is increased, make negative pressure
It is more stable.
It is understood that for those of ordinary skills, can according to the technical solution of the utility model and
Its utility model design in addition equivalent or change, and all these changes or replace all should belong to appended by this utility model
Scope of the claims.
Claims (6)
1. a kind of intelligent ink-feeding device with multiple protection functions, it is characterised in that including two stage ink box, feeding path and negative pressure
Gas circuit；The feeding path and negative pressure gas circuit are connected with two stage ink box；Wherein, the negative pressure gas circuit includes vacuum pump, current limliting
Valve, two-position five-way manual valve, negative pressure cavity, vacuum table and negative pressure box；The vacuum pump is connected to two-position five-way handss by flow-limiting valve
One end of dynamic valve, the other end of the two-position five-way manual valve connects respectively negative pressure cavity, vacuum table and negative pressure box；The ink supply is led to
Road includes：Ink supply apparatus for controlling pump, black bucket and ink-suuplying pump；The ink supply apparatus for controlling pump, black bucket connection ink-suuplying pump.
2. the intelligent ink-feeding device with multiple protection functions according to claim 1, it is characterised in that the negative pressure cavity and
Negative pressure box is internally provided with liquid level sensor.
3. the intelligent ink-feeding device with multiple protection functions according to claim 1, it is characterised in that the ink-suuplying pump with
Filter is provided between two stage ink box.
4. the intelligent ink-feeding device with multiple protection functions according to claim 2, it is characterised in that the negative pressure cavity
The switch of liquid level sensor is closed type, and the switch of the liquid level sensor of negative pressure box is open type.
5. the intelligent ink-feeding device with multiple protection functions according to claim 1, it is characterised in that the two stage ink box
In be provided with buzzer.
6. the intelligent ink-feeding device with multiple protection functions according to claim 5, it is characterised in that the two stage ink box
Shower nozzle is connected by the second filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091458.3U CN206106655U (en) | 2016-09-29 | 2016-09-29 | Take multiple protect function's intelligent ink feed mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091458.3U CN206106655U (en) | 2016-09-29 | 2016-09-29 | Take multiple protect function's intelligent ink feed mechanism |
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| Publication Number | Publication Date |
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| CN206106655U true CN206106655U (en) | 2017-04-19 |
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ID=58522089
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| CN201621091458.3U Active CN206106655U (en) | 2016-09-29 | 2016-09-29 | Take multiple protect function's intelligent ink feed mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515221A (en) * | 2016-09-29 | 2017-03-22 | 深圳市汉拓数码有限公司 | Intelligent ink supply device with multi-protection function and implementation method thereof |
| CN110293763A (en) * | 2018-03-21 | 2019-10-01 | 广东科达洁能股份有限公司 | Print cartridge negative pressure control apparatus and ink-jet printer |
| CN111332022A (en) * | 2020-04-24 | 2020-06-26 | 厦门墨逦标识科技有限公司 | Negative pressure ink supply system with dynamic pressure compensation |
| CN114103469A (en) * | 2021-11-10 | 2022-03-01 | 厦门汉印电子技术有限公司 | Air channel system of ink-jet printer |
-
2016
- 2016-09-29 CN CN201621091458.3U patent/CN206106655U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515221A (en) * | 2016-09-29 | 2017-03-22 | 深圳市汉拓数码有限公司 | Intelligent ink supply device with multi-protection function and implementation method thereof |
| CN110293763A (en) * | 2018-03-21 | 2019-10-01 | 广东科达洁能股份有限公司 | Print cartridge negative pressure control apparatus and ink-jet printer |
| CN111332022A (en) * | 2020-04-24 | 2020-06-26 | 厦门墨逦标识科技有限公司 | Negative pressure ink supply system with dynamic pressure compensation |
| CN114103469A (en) * | 2021-11-10 | 2022-03-01 | 厦门汉印电子技术有限公司 | Air channel system of ink-jet printer |
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