CN202059691U - Intelligent control PCB (Printed Circuit Board) corrosion box - Google Patents
Intelligent control PCB (Printed Circuit Board) corrosion box Download PDFInfo
- Publication number
- CN202059691U CN202059691U CN2011201722011U CN201120172201U CN202059691U CN 202059691 U CN202059691 U CN 202059691U CN 2011201722011 U CN2011201722011 U CN 2011201722011U CN 201120172201 U CN201120172201 U CN 201120172201U CN 202059691 U CN202059691 U CN 202059691U
- Authority
- CN
- China
- Prior art keywords
- corrosion
- intelligent control
- control pcb
- cpu
- based intelligent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The utility model discloses an intelligent control PCB corrosion box, which comprises a corrosion box body and a central processing unit, wherein the corrosion box body is divided into two layers, an upper layer is filled with corrosion liquid, a lower layer is filled with water, a heating device is arranged in the water, and the signal output end of the heating device is connected with the signal input end of the central processing unit via an on-off control circuit. The intelligent control PCB corrosion box automatically controls the temperature of the corrosion liquid via a water-bath heating mode, detects temperature in a PCB corrosion process, and controls the temperature at a degree at which corrosive agent reacts fastest so as to carry out rapid PCB corrosion; and the intelligent control PCB corrosion box reduces cost, improves the practicality of the corrosion box, is easy in transfer and preservation, and is suitable for being used in laboratories.
Description
Technical field
The utility model relates to PCB corrosion case, relates in particular to a kind of Based Intelligent Control PCB corrosion case.
Background technology
Early stage making in laboratory pcb board, the method for employing is a lot, retouches lacquer method, mounting method, graduating with cutter method or the like.Now the many of usefulness is thermal transfer, and this method is better than preceding several method, mainly is equipment simple, lines can do better appearance.The flow process that laboratory condition is made down pcb board is generally: the finishing board peripheral size--duplicates that------corrosion--cleans that--remove photoresist--the fine sandpaper polishing is bright--is coated with rosin in rubberizing in the boring location.One of them important operation is exactly the corrosion of PCB, and the method that adopts under the amateurish condition is to use ferric trichloride, be placed in the plastic tub and corrode, but this method is because corrosive liquid remains static PCB corrosion slower.
The case of the PCB of specialty corrosion at present also has sale on the market.But the effect of finding this corrosion case in actual the use is unsatisfactory, mainly shows:
(1), corrosion rate is slower;
(2), because different PCB material corrosion rate is inconsistent, need operating personnel constantly to supervise the corrosion case, in order to avoid excessive erosion;
(3), the laboratory condition speed of making down PCB changes along with the temperature of surrounding environment, especially winter, corrodes a PCB to want more than 4 hours the significant wastage time;
(4), the PCB etching apparatus of specialty costs an arm and a leg, and PCB manufacturer production cycle factory, the expense of drawing a design is higher, and still among going up.For product at the experimental stage, not only time-consuming, and also cost is high, and ordinary laboratory is difficult to bear.Therefore, the production of the product P CB plate of experimental stage all is a very troubling thing for developer and PCB manufacturer;
(5), ferric trichloride is seriously polluted, the general liquor ferri trichloridi that adopts of breadboard PCB corrosion, this solution environmental pollution is more serious, the solution that spills not only has corrosivity, and is difficult to remove the distinctive yellowish-brown of ferric trichloride.
The utility model content
The purpose of this utility model provides a kind of Based Intelligent Control PCB corrosion case, can control the corrosion of carrying out PCB automatically, and corrosion rate is fast.
The utility model adopts following technical proposals: a kind of Based Intelligent Control PCB corrosion case, comprise the corrosion casing, it is characterized in that: also comprise CPU, described corrosion casing is divided into two-layer, corrosive liquid is inserted on the upper strata, water is inserted by lower floor, is placed with heater element in the water, and the signal output part of heater element is connected with the signal input part of CPU by ON-OFF control circuit.
Be provided with temperature sensor in the described corrosive liquid, the signal output part of temperature sensor is connected with the signal input part of CPU.
Be provided with liquid level sensor in the described corrosive liquid, the signal output part of liquid level sensor is connected with the signal input part of CPU.
Also include circulating pump and corrosion platform, the corrosion platform is arranged on the corrosive liquid top, is used for placing the pcb board that needs corrosion; Described corrosion platform is the groove shape, and circulating pump is used for corrosive liquid is drawn on the corrosion platform; The signal controlling end of circulating pump is connected with the signal input part of CPU by flow control circuit.
The delivery port place of described corrosion platform is provided with the liquid level regulation device that is used to adjust liquid measure.
Liquid level regulation device includes the water outlet plate of apopore, slidely connects adjustable plate on the water outlet plate, and adjustable plate can move up and down along the water outlet plate.
The signal input part of described CPU also is connected with key circuit, and the signal output part of CPU also is connected with display circuit.
The signal output part of described CPU is connected with warning circuit.
Described corrosion casing adopts transparent material.
Corrosive agent in the described corrosive liquid adopts blue environmental protection corrosive agent.
The utility model can the Automatic Control pcb board corrosion process, have technique effect as described below:
1, utilizes the mode of water-bath heating to control the temperature of corrosive liquid automatically, detect the temperature in the pcb board corrosion process, and temperature is controlled at the corrosive agent the fastest temperature that reacts, carry out the quick corrosion of PCB; The temperature that also can guarantee corrosive liquid is unlikely too high; And the water-bath mode of heating has solved heater strip and has been placed on the problem that is corroded in the corrosive agent, can adopt heater strip commonly used, reduces cost, the practicality of raising corrosion case, and the corrosion case is convenient to shift and preserve, and is applicable to the laboratory use;
2, utilize liquid level sensor to detect the liquid level of corrosive liquid, when liquid level was relatively lower, output alarm signal was reminded operating personnel, and the protection circulating pump is not damaged;
3, corrosion platform and circulating pump circulate corrosive liquid, have accelerated corrosion rate greatly, even surrounding environment is lower, still can not influence the PCB corrosion rate;
4, the control of the flow velocity of liquid level regulation device and circulating pump is used, and the amount of corrosive liquid is remained in the suitable scope, helps the corrosion of pcb board;
5, be connected with key circuit and display circuit on the CPU, the operator can set parameter, and whole corrosion process is carried out automatically, substantially do not need human intervention, after the PCB circuit etches, stop automatically, reduce the stand-by period of operation, can improve the operating efficiency of circuit designer;
6, the corrosion casing adopts the transparent plastic case, and corrosion process is high-visible, is convenient to the people for checking, can take corresponding measure according to the corrosion situation of corrosion progress and PCB;
7, corrosive agent adopts blue environmentally-friendly transparent corrosive agent, and environmental pollution drops to minimum.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the theory diagram of control circuit in the utility model;
Fig. 3 is the structural representation of liquid level regulation device.
Embodiment
As shown in Figure 1 and Figure 2, the utility model Based Intelligent Control PCB corrosion case comprises corrosion casing, CPU, described corrosion casing is divided into two-layer, corrosive liquid 2 is inserted on the upper strata, water 1 is inserted by lower floor, be placed with heater element 3(heater strip in the water 1), the signal output part of heater element 3 is connected with the signal input part of CPU by ON-OFF control circuit.Be provided with temperature sensor and liquid level sensor 4 in the corrosive liquid 2, the signal output part of temperature sensor and liquid level sensor 4 is connected with the signal input part of CPU.The signal input part of CPU also is connected with key circuit, and the beginning of sheet material type, etching time, corrosion temperature, corrosion flow velocity, corrosion of pcb board and end etc. can be set; The signal output part of CPU also is connected with display circuit, can show the corrosion parameter of pcb board; The signal output part of CPU is connected with warning circuit, is used for alert and carries out corresponding operating.Wherein the top of corrosive liquid 2 is provided with corrosion platform 5, is used for placing the pcb board that needs corrosion; Corrosion platform 5 is provided with circulating pump 6, and described corrosion platform 5 is the groove shape, and circulating pump 6 is used for corrosive liquid 2 is drawn on the corrosion platform 5, and the delivery port place 8 of corrosion platform 5 is provided with the liquid level regulation device that is used to adjust liquid measure; The signal controlling end of circulating pump 6 is connected with the signal input part of CPU by flow control circuit, and wherein circulating pump 6 is vertical circulating water pump, water inlet open below, be convenient to entering of corrosive liquid 2.Described each circuit is arranged in the circuit box 7.Corrosion casing described in the present embodiment adopts transparent material, the corrosion situation of being convenient to observe pcb board, and the corrosive agent in the described corrosive liquid adopts blue environmental protection corrosive agent, and this corrosive agent is transparent, is white crystal after the crystallization, and is pollution-free; Described CPU adopts single-chip microcomputer, and ON-OFF control circuit, flow control circuit, warning circuit are mature technique.
As shown in Figure 3, described liquid level regulation device includes the water outlet plate 9 of apopore 10, slidely connects adjustable plate 11 on the water outlet plate 9, and adjustable plate 11 can move up and down along water outlet plate 9.Can regulate the liquid outlet quantity of delivery port of corrosive liquid 2 by moving up and down of adjustable plate 11, make the corrosion pcb board that corrosive liquid can be enough at corrosion platform 5.
As Fig. 1, Fig. 2, shown in Figure 3, when using the utility model, energized, when using for the first time, please fill with water in the lower floor of corroding casing earlier, pour the corrosive liquid for preparing into upper strata then, select pcb board material type, etching time is set, press start button, observe the corrosion case and whether normally whether work; If it is normal that the corrosion case starts, then press stop button, put into the pcb board material that needs corrosion, press start button and get final product.Then pcb board corrosion case is started working, and heater element 3 heats water 1 earlier, thereby improves the temperature of corrosive liquid 2, makes the corrosion rate of pcb board reach the fastest; Circulating pump 6 also circulates corrosive liquid 2 simultaneously, has improved the corrosion progress of PCB greatly; CPU is according to the measured value of the temperature sensor state by ON-OFF control circuit control heater spare 3, and CPU also can make temperature, flow velocity remain on proper state by the flow velocity of flow control circuit Control Circulation pump 6; When the liquid level of corrosive liquid 2 was reduced to the height of threat system operate as normal, system quit work, and CPU is sent alarm signal and given the warning circuit alert simultaneously.After the corrosion process of pcb board finished, CPU is sent stop signal stopped whole corrosion process, and CPU is sent alarm signal and given warning circuit simultaneously, and the alert corrosion finishes.
Claims (10)
1. a Based Intelligent Control PCB corrodes case, comprise the corrosion casing, it is characterized in that: also comprise CPU, described corrosion casing is divided into two-layer, corrosive liquid is inserted on the upper strata, water is inserted by lower floor, is placed with heater element in the water, and the signal output part of heater element is connected with the signal input part of CPU by ON-OFF control circuit.
2. Based Intelligent Control PCB corrosion case according to claim 1, it is characterized in that: be provided with temperature sensor in the described corrosive liquid, the signal output part of temperature sensor is connected with the signal input part of CPU.
3. Based Intelligent Control PCB corrosion case according to claim 2, it is characterized in that: be provided with liquid level sensor in the described corrosive liquid, the signal output part of liquid level sensor is connected with the signal input part of CPU.
4. according to claim 1 or 2 or 3 described Based Intelligent Control PCB corrosion casees, it is characterized in that: also include circulating pump and corrosion platform, the corrosion platform is arranged on the corrosive liquid top, is used for placing the pcb board that needs corrosion; Described corrosion platform is the groove shape, and circulating pump is used for corrosive liquid is drawn on the corrosion platform; The signal controlling end of circulating pump is connected with the signal input part of CPU by flow control circuit.
5. Based Intelligent Control PCB corrosion case according to claim 4, it is characterized in that: the delivery port place of described corrosion platform is provided with the liquid level regulation device that is used to adjust liquid measure.
6. Based Intelligent Control PCB corrosion case according to claim 5, it is characterized in that: liquid level regulation device includes the water outlet plate of apopore, slidely connects adjustable plate on the water outlet plate, and adjustable plate can move up and down along the water outlet plate.
7. Based Intelligent Control PCB corrosion case according to claim 6, it is characterized in that: the signal input part of described CPU also is connected with key circuit, and the signal output part of CPU also is connected with display circuit.
8. Based Intelligent Control PCB corrosion case according to claim 7, it is characterized in that: the signal output part of described CPU is connected with warning circuit.
9. Based Intelligent Control PCB corrosion case according to claim 8, it is characterized in that: described corrosion casing adopts transparent material.
10. Based Intelligent Control PCB corrosion case according to claim 9, it is characterized in that: the corrosive agent in the described corrosive liquid adopts blue environmental protection corrosive agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201722011U CN202059691U (en) | 2011-05-26 | 2011-05-26 | Intelligent control PCB (Printed Circuit Board) corrosion box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201722011U CN202059691U (en) | 2011-05-26 | 2011-05-26 | Intelligent control PCB (Printed Circuit Board) corrosion box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202059691U true CN202059691U (en) | 2011-11-30 |
Family
ID=45019654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201722011U Expired - Fee Related CN202059691U (en) | 2011-05-26 | 2011-05-26 | Intelligent control PCB (Printed Circuit Board) corrosion box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202059691U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102892254A (en) * | 2012-09-26 | 2013-01-23 | 东莞市五株电子科技有限公司 | Machining process and device of printed circuit board |
| CN103327747A (en) * | 2013-06-14 | 2013-09-25 | 华南理工大学 | Intelligent-temperature-control applied copper plate corrosion equipment |
| CN104570854A (en) * | 2014-12-18 | 2015-04-29 | 南京工程学院 | Intelligent control device for circuit board corrosion |
| CN105307406A (en) * | 2015-11-13 | 2016-02-03 | 广西电力职业技术学院 | Device for corroding circuit board |
| CN105338747A (en) * | 2015-11-13 | 2016-02-17 | 广西电力职业技术学院 | Apparatus for PCB corrosion |
| CN105578775A (en) * | 2016-01-22 | 2016-05-11 | 浙江理工大学 | Automatic liquid change device and method for corrosion liquid of printed circuit board |
| CN106132100A (en) * | 2016-08-26 | 2016-11-16 | 百色学院 | A kind of automatic corrosion PCB device |
| CN107241866A (en) * | 2017-07-12 | 2017-10-10 | 重庆艾申特电子科技有限公司 | A kind of micro-group fills the production technology of pins type PCB |
| CN109587962A (en) * | 2018-12-17 | 2019-04-05 | 大连理工大学 | A kind of semi-automatic copper-clad plate corrosion case |
-
2011
- 2011-05-26 CN CN2011201722011U patent/CN202059691U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102892254B (en) * | 2012-09-26 | 2016-05-11 | 东莞市五株电子科技有限公司 | Printed circuit board machining process and process equipment |
| CN102892254A (en) * | 2012-09-26 | 2013-01-23 | 东莞市五株电子科技有限公司 | Machining process and device of printed circuit board |
| CN103327747A (en) * | 2013-06-14 | 2013-09-25 | 华南理工大学 | Intelligent-temperature-control applied copper plate corrosion equipment |
| CN103327747B (en) * | 2013-06-14 | 2016-04-13 | 华南理工大学 | A kind of corroding copper clad laminates of intelligent temperature control |
| CN104570854A (en) * | 2014-12-18 | 2015-04-29 | 南京工程学院 | Intelligent control device for circuit board corrosion |
| CN104570854B (en) * | 2014-12-18 | 2017-04-19 | 南京工程学院 | Intelligent control device for circuit board corrosion |
| CN105338747B (en) * | 2015-11-13 | 2018-08-14 | 广西电力职业技术学院 | A kind of device for pcb board corrosion |
| CN105338747A (en) * | 2015-11-13 | 2016-02-17 | 广西电力职业技术学院 | Apparatus for PCB corrosion |
| CN105307406B (en) * | 2015-11-13 | 2018-08-14 | 广西电力职业技术学院 | A kind of device of open circuit potential plate |
| CN105307406A (en) * | 2015-11-13 | 2016-02-03 | 广西电力职业技术学院 | Device for corroding circuit board |
| CN105578775A (en) * | 2016-01-22 | 2016-05-11 | 浙江理工大学 | Automatic liquid change device and method for corrosion liquid of printed circuit board |
| CN105578775B (en) * | 2016-01-22 | 2018-10-16 | 浙江理工大学 | A kind of changing liquid automatically device and method of printed circuit board corrosive liquid |
| CN106132100A (en) * | 2016-08-26 | 2016-11-16 | 百色学院 | A kind of automatic corrosion PCB device |
| CN107241866A (en) * | 2017-07-12 | 2017-10-10 | 重庆艾申特电子科技有限公司 | A kind of micro-group fills the production technology of pins type PCB |
| CN109587962A (en) * | 2018-12-17 | 2019-04-05 | 大连理工大学 | A kind of semi-automatic copper-clad plate corrosion case |
| CN109587962B (en) * | 2018-12-17 | 2024-01-02 | 大连理工大学 | Semi-automatic copper-clad plate corrosion box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202059691U (en) | Intelligent control PCB (Printed Circuit Board) corrosion box | |
| CN203761830U (en) | Intelligent greenhouse soilless cultivation fertilizer water irrigation system | |
| CN103372805B (en) | Large immersion type ring polishing machine | |
| CN205742364U (en) | A kind of constant temperature and pressure water system | |
| CN205266787U (en) | Water injection control system and noodle | |
| CN203707282U (en) | Battery formation device | |
| CN103257172B (en) | Limestone activity determination and detection apparatus | |
| CN109587962B (en) | Semi-automatic copper-clad plate corrosion box | |
| CN203012530U (en) | Automatic water-level control system for water supply tank | |
| CN202450160U (en) | Constant-temperature etching machine for circuit board | |
| CN203313530U (en) | Copper clad plate corrosion equipment | |
| CN205920378U (en) | Diamond wire saw production line plating solution real -time monitoring system | |
| CN209462727U (en) | A kind of semi-automatic copper-clad plate corrosion case | |
| CN204241334U (en) | A kind of stainless steel annealing pickling unit sodium sulfate concentration monitoring device | |
| CN209409599U (en) | A kind of intaglio plate covering with paint steady temperature control system | |
| CN206061310U (en) | A kind of automatic corrosion PCB devices | |
| CN110067012B (en) | Cyanide-free gold plating equipment for single-layer capacitor | |
| CN207281540U (en) | A kind of water purifier control system and water purifier | |
| CN208494635U (en) | The system for spraying photoresist | |
| CN207509662U (en) | A kind of intake pipe of washing machine production injection-moulding device | |
| CN207204503U (en) | A kind of Highly Effective type coats water-bath temperature control system | |
| CN207020543U (en) | A kind of gel column pipe holder | |
| CN210981339U (en) | Sliding form counterweight detection device | |
| CN205090595U (en) | Automatic control water heater | |
| CN206033187U (en) | Liquid filling machine cooling water circulation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20130526 |