CN220383323U - Automatic analysis and adjustment system for PCB pretreatment line liquid medicine - Google Patents
Automatic analysis and adjustment system for PCB pretreatment line liquid medicine Download PDFInfo
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- CN220383323U CN220383323U CN202321873127.5U CN202321873127U CN220383323U CN 220383323 U CN220383323 U CN 220383323U CN 202321873127 U CN202321873127 U CN 202321873127U CN 220383323 U CN220383323 U CN 220383323U
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- liquid medicine
- tank
- medicine
- liquid
- analysis
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- 239000007788 liquid Substances 0.000 title claims abstract description 145
- 239000003814 drug Substances 0.000 title claims abstract description 143
- 238000004458 analytical method Methods 0.000 title claims abstract description 49
- 238000005554 pickling Methods 0.000 claims description 18
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 230000002572 peristaltic effect Effects 0.000 claims description 10
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 7
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000007788 roughening Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an automatic analysis and adjustment system for PCB pretreatment line liquid medicine in the technical field of PCB preparation technology, which aims to solve the problems that the PCB pretreatment line liquid medicine in the prior art needs manual analysis and adjustment and has poor timeliness and the like, and comprises a plurality of medicine tanks, wherein an automatic analysis and adjustment component for liquid medicine is arranged above each medicine tank; the automatic liquid medicine analysis and adjustment assembly comprises a liquid medicine on-line analyzer and a quantitative adding pump, wherein the head end of the liquid medicine on-line analyzer is connected with a liquid taking pipe, the tail end of the liquid medicine on-line analyzer is connected with a liquid outlet pipe, and the other ends of the liquid taking pipe and the liquid outlet pipe extend into a medicine tank; one end of the quantitative adding pump is connected with the liquid medicine barrel, the other end of the quantitative adding pump is connected with the liquid medicine adding pipe, and the other end of the liquid medicine adding pipe extends into the medicine tank; the liquid medicine on-line analyzer and the quantitative adding pump are both connected with the PLC controller through electrical signals. The utility model can realize automatic analysis and adjustment of the liquid medicine, is convenient and quick, saves labor, and can improve timeliness of liquid medicine analysis.
Description
Technical Field
The utility model relates to an automatic analysis and adjustment system for liquid medicine in a PCB pretreatment line, and belongs to the technical field of PCB preparation processes.
Background
The production process of the printed circuit board (printed circuit board) can involve a large number of pretreatment production processes, and in the normal production process of the production line, the liquid medicine in the liquid medicine tank can be continuously consumed, so that the concentration of the liquid medicine is required to be always stabilized within a certain range for ensuring the quality of the product, and the liquid medicine components in the liquid medicine tank are required to be periodically sampled, analyzed and adjusted.
At present, in the normal production process of a pretreatment line in the PCB industry, special persons need to manually sample the pretreatment line to a laboratory at the same time of the production line every four hours, laboratory staff analyze corresponding liquid medicine components, corresponding data are input into a corresponding system after analysis is finished, and on-site staff manually add liquid medicine into a liquid medicine tank according to analysis results to adjust.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides an automatic analysis and adjustment system for liquid medicine in a PCB pretreatment line, which can realize automatic analysis and adjustment of the liquid medicine, is convenient and quick, saves labor and can improve timeliness of liquid medicine analysis.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme: the automatic analysis and adjustment system for the liquid medicine of the PCB pretreatment line comprises a plurality of medicine tanks, and an automatic analysis and adjustment component for the liquid medicine is arranged above each medicine tank.
The automatic liquid medicine analysis and adjustment assembly comprises a liquid medicine on-line analyzer and a quantitative adding pump, wherein the head end of the liquid medicine on-line analyzer is connected with a liquid taking pipe, the tail end of the liquid medicine on-line analyzer is connected with a liquid outlet pipe, and the other ends of the liquid taking pipe and the liquid outlet pipe are both extended into a medicine tank.
One end of the quantitative adding pump is connected with the liquid medicine barrel, the other end of the quantitative adding pump is connected with the liquid medicine adding pipe, and the other end of the liquid medicine adding pipe extends into the medicine groove.
And the liquid medicine on-line analyzer and the quantitative adding pump are both connected with the PLC controller through electrical signals.
Optionally, the medicine tank comprises a pickling tank and a microetching tank, wherein the pickling tank is used for cleaning greasy dirt on the surface of the PCB product, and the microetching tank is used for roughening the copper surface of the PCB product.
Optionally, a rinsing tank is arranged between the pickling tank and the microetching tank and on two sides of the pickling tank, and the rinsing tank is used for cleaning the surface of the PCB product.
Optionally, the number of the quantitative adding pumps in the automatic analysis and adjustment component of the liquid medicine above the pickling tank is 1, and the number of the quantitative adding pumps in the automatic analysis and adjustment component of the liquid medicine above the microetching tank is 2.
Optionally, the liquid medicine bucket includes hydrochloric acid storage bucket, sulfuric acid storage bucket and sodium persulfate storage bucket, is located the ration in the liquid medicine automatic analysis adjustment subassembly of pickling tank top adds the pump and is connected with hydrochloric acid storage bucket, is located the ration in the liquid medicine automatic analysis adjustment subassembly of microetching tank top adds the pump and is connected with sulfuric acid storage bucket, sodium persulfate storage bucket respectively.
Optionally, a peristaltic pump is arranged on the liquid taking pipe, and the flow range of the peristaltic pump is 0-570 ml/min.
Optionally, the liquid taking pipe and the liquid outlet pipe are made of silica gel, and the liquid medicine adding pipe is made of PVC.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the automatic liquid medicine analysis and adjustment assembly is arranged above each medicine tank, and comprises the liquid medicine on-line analyzer, the peristaltic pump and the pipeline are matched, so that the liquid medicine in the medicine tank can be automatically sampled and analyzed, and the quantitative adding pump can automatically adjust the liquid medicine components, so that the concentration of the liquid medicine is always in a reasonable range in the production process, the timeliness of liquid medicine analysis is improved, the online real-time analysis and adjustment of the liquid medicine is realized, the labor is saved, and the stability of PCB products is facilitated.
Drawings
FIG. 1 is a schematic diagram of an automatic analysis and adjustment system for PCB pretreatment line liquid medicine in an embodiment of the utility model;
in the figure: 1 a washing tank, 2 a liquid taking pipe, 3 a peristaltic pump, 4 a liquid medicine on-line analyzer, 5 a liquid outlet pipe, 6 a PLC controller, 7 a quantitative adding pump, 8 a hydrochloric acid storage barrel, 9 a liquid medicine adding pipe, 10 a sulfuric acid storage barrel, 11 a sodium persulfate storage barrel, 12 a pickling tank and 13 a microetching tank.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1, the automatic analysis and adjustment system for the liquid medicine in the PCB pretreatment line provided by the embodiment of the utility model comprises 2 medicine tanks, and the number of the medicine tanks can be increased or decreased according to the liquid medicine required by the actual PCB pretreatment line.
The medicine tank is respectively a pickling tank 12 and a microetching tank 13, the two sides and the middle of the pickling tank 12 and the microetching tank 13 are respectively provided with a washing tank 1 at intervals, the volume of the washing tank 1 is 200L, and the washing tank is used for completing simple cleaning work on the surface of a PCB product and removing surface impurities. The pickling tank 12 has a volume of 300L and is used for cleaning greasy dirt on the surface of a PCB product. The microetching groove 13 has a volume of 500L and is used for roughening the copper surface of the PCB product and increasing the contact area between the copper surface and the dry film.
The automatic liquid medicine analysis and adjustment components are arranged above the pickling tank 12 and the microetching tank 13, the automatic liquid medicine analysis and adjustment components comprise a liquid medicine on-line analyzer 4, the liquid medicine on-line analyzer 4 adopts MC-LIQ-1700 model of megacrystals, the head end of the liquid medicine on-line analyzer is connected with the liquid taking pipe 2, the tail end of the liquid medicine on-line analyzer is connected with the liquid outlet pipe 5, the liquid taking pipe 2 and the liquid outlet pipe 5 are made of silica gel, and the end parts of the liquid medicine on-line analyzer extend into the medicine tank. The peristaltic pump 3 is arranged on the liquid taking pipe 2, the model of the peristaltic pump 3 is BT100, the flow range is 0-570 ml/min, and liquid medicine can be pumped into the liquid medicine on-line analyzer 4 from the medicine tank through the peristaltic pump 3.
The automatic analysis and adjustment component for the liquid medicine also comprises a quantitative adding pump 7, wherein the quantitative adding pump 7 is connected with a liquid medicine barrel, and components which are needed to be adjusted for the liquid medicine in the medicine tank are stored in the liquid medicine barrel, so that the quantity of the components is required to be increased or decreased according to the quantity of the components of the liquid medicine, and each liquid medicine barrel corresponds to one quantitative adding pump 7. The quantitative adding pump 7 is connected with a liquid medicine adding pipe 9, and the other end of the liquid medicine adding pipe 9 extends into the medicine tank. PVC is adopted as the material of the liquid medicine adding pipe 9.
The volume of the liquid medicine bucket is 100L, and the liquid medicine bucket comprises a hydrochloric acid storage bucket 8, a sulfuric acid storage bucket 10, a sodium persulfate storage bucket 11 and the like according to the liquid medicine components required by the PCB pretreatment line.
In this embodiment, the number of the dosing pumps 7 in the automatic liquid medicine analysis and adjustment assembly above the pickling tank 12 is 1, which is connected with the hydrochloric acid storage tank 8, and the number of the dosing pumps 7 in the automatic liquid medicine analysis and adjustment assembly above the microetching tank 13 is 2, which is connected with the sulfuric acid storage tank 10 and the sodium persulfate storage tank 11, respectively.
The quantitative adding pump 7 is connected with the liquid medicine on-line analyzer 4 through the PLC controller 6 in an electric signal manner, the liquid medicine on-line analyzer 4 transmits the liquid medicine analysis result to the PLC controller 6, and the PLC controller 6 controls the starting and stopping of the quantitative adding pump 7 according to the liquid medicine analysis result to add the missing liquid medicine components.
The working principle of the utility model is as follows: the liquid taking pipe 2 and the liquid outlet pipe 5 extend into the medicine tank, then the analysis frequency of the liquid medicine on-line analyzer 4 is set to be 1 time/min, the liquid medicine in the medicine tank is enabled to flow into the liquid medicine on-line analyzer 4 through the peristaltic pump 3 and the liquid taking pipe 2 every 10min, and after analysis is completed, the liquid medicine flows back into the medicine tank through the liquid outlet pipe 5.
The analysis result automatically obtains the adjustment amount of each component of the liquid medicine and transmits the adjustment amount to each PLC (programmable logic controller) 6, the PLC 6 controls the opening time of the quantitative adding pump 7 according to the adjustment amount of each component of the liquid medicine, the liquid medicine is quantitatively extracted from the liquid medicine barrel and added into the medicine tank through the liquid medicine adding pipe 9, and the adjustment of the liquid medicine components is completed.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (7)
1. An automatic analysis and adjustment system for PCB pretreatment line liquid medicine is characterized in that: the automatic liquid medicine analysis and adjustment device comprises a plurality of medicine tanks, wherein an automatic liquid medicine analysis and adjustment assembly is arranged above each medicine tank;
the automatic liquid medicine analysis and adjustment assembly comprises a liquid medicine on-line analyzer and a quantitative adding pump, wherein the head end of the liquid medicine on-line analyzer is connected with a liquid taking pipe, the tail end of the liquid medicine on-line analyzer is connected with a liquid outlet pipe, and the other ends of the liquid taking pipe and the liquid outlet pipe extend into a medicine tank;
one end of the quantitative adding pump is connected with the liquid medicine barrel, the other end of the quantitative adding pump is connected with the liquid medicine adding pipe, and the other end of the liquid medicine adding pipe extends into the medicine tank;
and the liquid medicine on-line analyzer and the quantitative adding pump are both connected with the PLC controller through electrical signals.
2. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 1, wherein: the medicine tank comprises a pickling tank and a microetching tank, wherein the pickling tank is used for cleaning greasy dirt on the surface of a PCB product, and the microetching tank is used for roughening the copper surface of the PCB product.
3. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 2, wherein: and a washing tank is arranged between the pickling tank and the microetching tank and at two sides of the pickling tank, and the washing tank is used for cleaning the surface of the PCB product.
4. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 2, wherein: the number of the quantitative adding pumps in the automatic liquid medicine analysis and adjustment assembly above the pickling tank is 1, and the number of the quantitative adding pumps in the automatic liquid medicine analysis and adjustment assembly above the microetching tank is 2.
5. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 4, wherein: the liquid medicine bucket comprises a hydrochloric acid bucket, a sulfuric acid bucket and a sodium persulfate bucket, a quantitative adding pump in the liquid medicine automatic analysis and adjustment assembly above the pickling tank is connected with the hydrochloric acid bucket, and a quantitative adding pump in the liquid medicine automatic analysis and adjustment assembly above the microetching tank is respectively connected with the sulfuric acid bucket and the sodium persulfate bucket.
6. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 1, wherein: the liquid taking pipe is provided with a peristaltic pump, and the flow range of the peristaltic pump is 0-570 ml/min.
7. The automatic analysis and adjustment system for PCB pretreatment line liquid medicine according to claim 1, wherein: the liquid taking pipe and the liquid outlet pipe are made of silica gel, and the liquid medicine adding pipe is made of PVC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873127.5U CN220383323U (en) | 2023-07-17 | 2023-07-17 | Automatic analysis and adjustment system for PCB pretreatment line liquid medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873127.5U CN220383323U (en) | 2023-07-17 | 2023-07-17 | Automatic analysis and adjustment system for PCB pretreatment line liquid medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383323U true CN220383323U (en) | 2024-01-23 |
Family
ID=89566959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321873127.5U Active CN220383323U (en) | 2023-07-17 | 2023-07-17 | Automatic analysis and adjustment system for PCB pretreatment line liquid medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383323U (en) |
-
2023
- 2023-07-17 CN CN202321873127.5U patent/CN220383323U/en active Active
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