CN101936839B - Automatic liquid feeding equipment of domestic ceramic lead and cadmium release immersion cabinet - Google Patents
Automatic liquid feeding equipment of domestic ceramic lead and cadmium release immersion cabinet Download PDFInfo
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- CN101936839B CN101936839B CN2010102253779A CN201010225377A CN101936839B CN 101936839 B CN101936839 B CN 101936839B CN 2010102253779 A CN2010102253779 A CN 2010102253779A CN 201010225377 A CN201010225377 A CN 201010225377A CN 101936839 B CN101936839 B CN 101936839B
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- volume pump
- liquid feeding
- cabinet
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Abstract
The invention discloses automatic liquid feeding equipment of a domestic ceramic lead and cadmium release immersion cabinet. A liquid mixer, a third metering pump and a liquid feeding probe are sequentially connected through a pipeline, the liquid feeding probe is arranged above an immersion cabinet of a sample to be tested and carries out automatic location with a stepping motor through an X-direction track, a Y-direction track and a Z-direction track, the immersion cabinet of the sample to be tested is connected with a first electromagnetic valve through a pipeline and comprises an acid storage, a water storage, a first metering pump and a second metering pump, and the acid storage accesses the liquid mixer after being connected with the first metering pump through a pipeline. The invention has the advantages that the reliability is high, thereby enhancing the work efficiency; a PLC (Programmable Logical Controller) controls three 100KHz high-speed pulse output control stepping motors in an X direction, a Y direction and a Z direction, thereby realizing high-accuracy location of the position of the liquid feeding probe on a ceramic product to be tested; a plurality of metering pumps carry out quantitative mixing proportion with accurate metering; and waste acid in a waste liquid collector is automatically added into an alkali liquor to carry out neutralization to form a neutral solution, and then the neutral solution is discharged, thereby protecting the environment from polluting.
Description
Technical field
The present invention relates to domestic ceramics detection, the process field of leaded cadmium amount, be specifically related to the plumbous cadmium stripping of a kind of domestic ceramics and soak the automatic liquid feeding equipment of cabinet.
Background technology
Domestic ceramics is carried out plumbous cadmium stripping soak detection, all can relate in a lot of inspection and quarantine units.At present, the domestic detection method that the plumbous cadmium content of domestic ceramics is carried out mainly is 4% acetum infusion method.Method of testing is: ceramic to be detected is deposited in the infusion chamber, in ceramic product to be detected, added 4% acetum of some, under room temperature 20+2 ℃ condition, place after 24 hours, detect the stripping quantity of plumbous cadmium.There is following defective in detection method of the prior art: in its testing process, because the proportioning of 4% acetum all is to lean on manual control with metering, and measuring accuracy is not high, detection efficiency is low on the one hand; On the other hand, escaping gas and liquid waste processing in the testing process are improper, are prone to human body and environment are worked the mischief.
Summary of the invention
The technical matters that the present invention will solve is: overcome the deficiency of prior art, provide a kind of can accurate measurement, improve monitoring efficient, the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics of reduce labour intensity, eliminating environmental pollution.
The technical solution adopted for the present invention to solve the technical problems is: the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics; Comprise that Programmable Logic Controller is PLC; It is characterized in that: comprise that also liquid dispenser, the 3rd volume pump, liquid feeding probe, product to be tested soak cabinet, first solenoid valve, said liquid dispenser, the 3rd volume pump, liquid feeding probe order pipeline successively connect; Said liquid feeding probe is arranged at the top that said product to be tested soaks cabinet, and connects with an automatic positioning equipment; Said product to be tested soaks the cabinet pipeline and connects said first solenoid valve;
Preferably, said automatic positioning equipment comprises directions X guide rail and stepper motor, Y direction track and stepper motor, Z direction track and stepper motor; It is PLC that said directions X guide rail and stepper motor, Y direction track and stepper motor, Z direction track and stepper motor all electrically connect said Programmable Logic Controller, and is controlled by PLC;
Preferably, also comprise sour reservoir, water reservoir, first volume pump, second volume pump, after said sour reservoir pipeline connects first volume pump, insert said liquid dispenser by pipeline again; After said water reservoir pipeline connects second volume pump, insert said liquid dispenser by pipeline again;
Preferably, also be provided with a stirrer on the said liquid dispenser;
Preferably, also comprise waste liquid liquid trap, alkali lye reservoir, the 4th volume pump, second solenoid valve, after said alkali lye reservoir pipeline connects the 4th volume pump, insert said waste liquid liquid trap by pipeline again; Said waste liquid liquid trap pipeline connects said second solenoid valve;
Preferably, in the said waste liquid liquid trap pH value sensor is set.
First volume pump, second volume pump, the 3rd volume pump, liquid feeding probe directions X guide rail and stepper motor, Y direction track and stepper motor, Z direction track and stepper motor, first solenoid valve, the 4th volume pump, second solenoid valve, pH value sensor and stirrer; All electrically connecting Programmable Logic Controller is PLC, and is controlled by PLC.
Compared with prior art, the invention has the beneficial effects as follows: it uses programmable logic controller (PLC) PLC, and reliability is high, and antijamming capability is strong, and has improved work efficiency greatly; By three on PLC control X, Y, three directions of Z high-speed pulses output control step motors, realized that the liquid feeding probe accurately locatees in the high precision of the position of ceramic product to be detected up to 100KHZ; The quantitative mixing match of a plurality of volume pumps, accurate measurement; Spent acid in the waste liquid liquid trap adds alkali lye automatically and neutralizes to discharging after the neutral solution, has protected environment not contaminated.
Description of drawings
Fig. 1 is a structured flowchart of the present invention.
Be labeled as among the figure:
1, sour reservoir; 2, water reservoir; 3, first volume pump; 4, second volume pump; 5, stirrer; 6, liquid dispenser; 7, the 3rd volume pump; 8, liquid feeding probe; 81, directions X guide rail and stepper motor; 82, Y direction track and stepper motor; 83, Z direction track and stepper motor; 9, product to be tested soaks cabinet; 10, first solenoid valve; 11, waste liquid liquid trap; 12, the 4th volume pump; 13, alkali lye reservoir; 14, second solenoid valve; 15, pH value sensor.
Embodiment
Below in conjunction with accompanying drawing embodiment, the present invention done further describing:
As shown in Figure 1; The automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of a kind of domestic ceramics; Comprise that Programmable Logic Controller is PLC; Comprise that also liquid dispenser 6, sour reservoir 1, water reservoir 2, first volume pump 3, second volume pump 4, the 3rd volume pump 7, liquid feeding probe 8, product to be tested soak cabinet 9, first solenoid valve 10, said liquid dispenser 6, the 3rd volume pump 7, liquid feeding probe 8 order pipeline successively connect; Said liquid feeding probe 8 is arranged at the position that said product to be tested soaks the top of cabinet 9; And connect with directions X guide rail and stepper motor 81, Y direction track and stepper motor 82, Z direction track and stepper motor 83; And by Programmable Logic Controller is PLC through the advancing of control X guide rail and stepper motor 81, Y direction track and stepper motor 82, Z direction track and stepper motor 83, and liquid feeding probe 8 is navigated to automatically the accurate position of the ceramic product to be detected that places product to be tested immersion cabinet 9; Said product to be tested soaks cabinet 9 pipelines and connects first solenoid valve 10; After said sour reservoir 1 pipeline connects first volume pump 3, insert said liquid dispenser 6 by pipeline again; After said water reservoir 2 pipelines connect second volume pump 4, insert said liquid dispenser 6 by pipeline again; Also be provided with a stirrer 5 on the said liquid dispenser 6;
Also comprise waste liquid liquid trap 11, alkali lye reservoir 13, the 4th volume pump 12, second solenoid valve 14, pH value sensor 15, after said alkali lye reservoir 13 pipelines connect the 4th volume pump 12, insert said waste liquid liquid trap 11 by pipeline again; Said waste liquid liquid trap 11 pipelines connect said second solenoid valve 14; One pH value sensor 15 is set in the said waste liquid liquid trap 11.
Among the present invention; The control gear of total system comprises that said Programmable Logic Controller is PLC and the operation display interface that electrically connects with it; Said first volume pump 3, second volume pump 4, the 3rd volume pump 7, the 4th volume pump 12, liquid feeding probe 8, first solenoid valve 10, second solenoid valve 14, directions X guide rail and stepper motor 81, Y direction track and stepper motor 82, Z direction track and stepper motor 83, pH value sensor 15 and stirrer 5; All electrically connecting Programmable Logic Controller is PLC, and is controlled by PLC.Said operation display interface is a touch-screen, according to the logic of Programmable Logic Controller to program, two kinds of automatic mode and manual modes is set, and under automatic mode, device is accomplished the proportioning of acid solution, the neutralization work that metering is carried and multiple spot is annotated acid and surplus liquid automatically.Under manual mode, can manually control the operation of each subsystem.
The principle of work of the present invention and the course of work are following:
As shown in Figure 1; At Programmable Logic Controller is on the nitration mixture operation display interface on the PLC; The time that set to need the liquor capacity of proportioning and need to stir, PLC will control first volume pump 3 and second volume pump 4 automatically according to setting numerical value, through pipeline dense acetic acid, the deionized water of extraction certain volume from sour reservoir 1, water reservoir 2 respectively; And be transported in the liquid dispenser 6; Simultaneously PLC will control stirrer 5 automatically and carry out work, can mix to guarantee both, thereby be made into the acetum of desired concn;
On the notes acid display interface of PLC; Set the spacing and the height of ceramic product to be checked, optional 3*4 of spacing (3 row 4 row) or 4*6 (4 row, 6 row), and set the amount of the acetic acid that needs to inject; After setting completion; By corresponding operation push-button, PLC will control liquid feeding probe 8, liquid feeding probe 8 navigated to automatically the position of ceramic product to be detected through directions X guide rail and stepper motor 81, Y direction track and stepper motor 82, Z direction track and stepper motor 83; PLC controls 7 work of the 3rd volume pump then, and needed acid solution is joined the ceramic product to be detected that places product to be tested to soak cabinet 9; Repeat above-mentioned steps then, accomplish other ceramic product liquid feeding to be detected;
In the above-mentioned notes acid process, PLC will detect product to be tested automatically and soak the temperature in the cabinet 9, and open exhaust system automatically, to guarantee that detected temperatures is constant in temperature required;
After product to be tested soaked the ceramic product immersion required time (being generally 24 hours) to be detected in the cabinet 9, surplus liquid was poured in the waste liquid liquid trap through first solenoid valve 10; PH value sensor 15 sends the pH value signal that detects to PLC, and PLC will be according to the size of pH value; Control 12 work of the 4th volume pump; Alkali lye in the alkali lye reservoir 13 is measured and is transported in the waste liquid liquid trap 11, and when treating that PH meter indicating value is 7, PLC controls the 4th volume pump 12 and stops to add alkali lye; And open second solenoid valve 14, with the discharging of waste liquid after the neutralization.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (6)
1. the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics; Comprise Programmable Logic Controller PLC; It is characterized in that: comprise that also liquid dispenser (6), the 3rd volume pump (7), liquid feeding probe (8), product to be tested soak cabinet (9), first solenoid valve (10), said liquid dispenser (6), the 3rd volume pump (7), liquid feeding probe (8) order pipeline successively connect; Said liquid feeding probe (8) is arranged at the top that said product to be tested soaks cabinet (9), and connects with an automatic positioning equipment; Said product to be tested soaks cabinet (9) pipeline and connects said first solenoid valve (10);
Said the 3rd volume pump (7), liquid feeding probe (8), first solenoid valve (10), automatic positioning equipment all electrically connect said Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
2. the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics according to claim 1, and it is characterized in that: said automatic positioning equipment comprises directions X guide rail and stepper motor (81), Y direction track and stepper motor (82), Z direction track and stepper motor (83); Said directions X guide rail and stepper motor (81), Y direction track and stepper motor (82), Z direction track and stepper motor (83) all electrically connect said Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
3. soak the automatic liquid feeding equipment of cabinet according to claim 1 or the plumbous cadmium stripping of 2 arbitrary described domestic ceramicses; It is characterized in that: also comprise sour reservoir (1), water reservoir (2), first volume pump (3), second volume pump (4); After said sour reservoir (1) pipeline connects first volume pump (3), insert said liquid dispenser (6) by pipeline again; After said water reservoir (2) pipeline connects second volume pump (4), insert said liquid dispenser (6) by pipeline again;
Said first volume pump (3), second volume pump (4) all electrically connect Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
4. the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics according to claim 3, it is characterized in that: also be provided with a stirrer (5) on the said liquid dispenser (6); Said stirrer (5) electrically connects said Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
5. the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics according to claim 4; It is characterized in that: also comprise waste liquid liquid trap (11), alkali lye reservoir (13), the 4th volume pump (12), second solenoid valve (14); After said alkali lye reservoir (13) pipeline connects the 4th volume pump (12), insert said waste liquid liquid trap (11) by pipeline again; Said waste liquid liquid trap (11) pipeline connects said second solenoid valve (12);
Said the 4th volume pump (12), second solenoid valve (14) all electrically connect Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
6. the automatic liquid feeding equipment of cabinet is soaked in the plumbous cadmium stripping of domestic ceramics according to claim 5, it is characterized in that: a pH value sensor (15) is set in the said waste liquid liquid trap (11); Said pH value sensor (15) electrically connects Programmable Logic Controller PLC, and by Controlled by Programmable Controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102253779A CN101936839B (en) | 2010-07-09 | 2010-07-09 | Automatic liquid feeding equipment of domestic ceramic lead and cadmium release immersion cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102253779A CN101936839B (en) | 2010-07-09 | 2010-07-09 | Automatic liquid feeding equipment of domestic ceramic lead and cadmium release immersion cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101936839A CN101936839A (en) | 2011-01-05 |
| CN101936839B true CN101936839B (en) | 2012-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102253779A Expired - Fee Related CN101936839B (en) | 2010-07-09 | 2010-07-09 | Automatic liquid feeding equipment of domestic ceramic lead and cadmium release immersion cabinet |
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| Country | Link |
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| CN (1) | CN101936839B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106474768B (en) * | 2016-09-12 | 2019-01-29 | 华中科技大学 | A kind of corrosion resistant automatic liquid matching liquid changing device of high-precision |
| CN113049481B (en) * | 2021-03-17 | 2021-10-08 | 广州安标机电设备有限公司 | Water faucet liquid medicine soaking machine and control method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100844739B1 (en) * | 2007-06-25 | 2008-07-07 | 현대자동차주식회사 | A pre-treating method for the analysis of heavy metal atoms in the electric ceramic composition applicable to the motors |
| CN201331456Y (en) * | 2009-01-19 | 2009-10-21 | 陈再辉 | Ceramic immersion cabinet |
| CN201732090U (en) * | 2010-07-09 | 2011-02-02 | 王克刚 | Automatic liquid adding and metering system of domestic ceramic lead and cadmium dissolution and immersion cabinet |
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2010
- 2010-07-09 CN CN2010102253779A patent/CN101936839B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101936839A (en) | 2011-01-05 |
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