CN103150956B - Circuit board corrosion device used for training room - Google Patents
Circuit board corrosion device used for training room Download PDFInfo
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- CN103150956B CN103150956B CN201310037879.2A CN201310037879A CN103150956B CN 103150956 B CN103150956 B CN 103150956B CN 201310037879 A CN201310037879 A CN 201310037879A CN 103150956 B CN103150956 B CN 103150956B
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- wiring board
- board etching
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Abstract
The invention discloses a circuit board corrosion device used for a training room in the field of experiment equipment. The circuit board corrosion device is composed of a fixed base and an operation platform arranged above the fixed base. The operation platform comprises a heating area, a board manufacturing area and a control area. The heating area is arranged in the left side area of the operation platform, the board manufacturing area is arranged in the middle area of the operation platform, and the control area is arranged in the right side area of the operation platform. The control area is structurally divided into an upper layer and a lower layer. An intelligent controller with a displaying screen and a control circuit are arranged on the upper layer, and a circulation water pump and a filtering device are arranged on the lower layer. The manufacturing cost and the using cost are both far lower than these of factory equipment. Meanwhile, due to the small size, the floor space of the device is saved, the corrosion speed is fast, and parallel operation can be achieved. Compared with a traditional device, the circuit board corrosion device improves the teaching efficiency, operation is more convenient and quicker, and a temperature detecting device arranged additionally can improve the safety and the reliability of use.
Description
Technical field
The present invention relates to the experiment equipment field for Training Room, be specifically related to a kind of wiring board etching apparatus for Training Room.
Background technology
The design and fabrication of wiring board is the basic skills that the Electronics Specialties of each industry science class institution of higher learning must be grasped.The etching apparatus of the wiring board of colleges and universities is uneven; mainly contain as under type: 1) wiring board is immersed in operation in the basin that hot corrosion liquid is housed, this method financial cost is low, but the contained waste liquid produced is difficult to focus on; often be introduced into sewer, to environment; 2) circuit board engraver, adopts the mode of Physical Processing, and carving speed is slow, and once can only carve one piece, and location and contraposition require higher, and the product smoothness carved out is not as good as the effect of etching; 3) etching apparatus of fountain, once can only corrode 2 blocks of plates, and teaching is generally an all student of class attends class simultaneously, corrodes simultaneously, so just occurs serious waiting in line phenomenon.
Traditional real training corrosion device acid and alkali-resistance high temperature level is not high, affects the stability of equipment simultaneously.The etching apparatus that circuit board plant adopts is generally horizontal flow waterline, and cost is high, and floor area is large, uses this equipment to be a kind of waste at practice teaching intermittent.
For overcoming the above problems, the present inventor for wiring board design and the etching apparatus making real training requirement developing a novel low-cost miniaturization, to meet the needs of engineering and polytechnic universities' Electronics Specialties teaching, real training and scientific research.
summary of the invention
The object of the invention is to solve above defect, provide a kind of wiring board etching apparatus for Training Room, it can save floor occupying area, and improves the efficiency of teaching simultaneously.
The object of the invention is to realize in the following manner:
A kind of wiring board etching apparatus for Training Room, be made up of firm banking and the operator's console be arranged on above firm banking, firm banking top is provided with removal waste fluid pipe, this operator's console comprises heating zone, making sheet district and control zone, described heating zone is located at operator's console left field, being made up of the heating arrangement in W type, for heating corrosive liquid, accelerating wiring board corrosion speed.Described making sheet district is located at operator's console zone line, pressed from both sides sincere fixture directly over wiring board etching tank formed by wiring board etching tank and two or more, this fixture lower surface is arranged with the sincere pickup groove of folder for clamping wiring board etching tank two sides, and the material folding groove be fixedly connected with immediately below this fixture for clamping the wiring board that is corroded, corrosive liquid is filled with in wiring board etching tank, automatic water-replenishing device is provided with in described wiring board etching tank, liquid level detection device and temperature-detecting device, described control zone is located at operator's console right side area, this control zone is divided into upper and lower double-layer structure, upper strata is provided with intelligent controller and the control circuit of band display screen, lower floor is provided with water circulating pump and filtration unit, this water circulating pump and filtration unit are combined to form liquid circulating device by liquid circulation pipe, corrosive liquid in this liquid circulating device and wiring board etching tank forms closed circuit.All material in described making sheet district all adopts high temperature resistant, acid-alkali-corrosive-resisting and oxidation resistant material.
As preferably, described filtration unit is double filtration design, and comprise prime filter and rear class filtration cotton core, this filter is made up of the circular baffle plate being covered with aperture, for the impurity that filtering is relatively large, prevent water circulating pump from blocking, it is arranged at the lower right side of control zone, and this filter cotton core inner is removable adsorption cotton, for the precipitation in filtering corrosive liquid and crystallization, ensure that liquid circulating device is unimpeded, this filtration cotton core is replaceable structure simultaneously, is convenient to dismounting and change when maintaining.
As preferably, two sides, described control zone are provided with three draw-in grooves, are respectively upper strata draw-in groove, middle level draw-in groove and right side draw-in groove, upper strata draw-in groove is provided with dismountable control panel, control panel surface is provided with handle, control panel can be opened by handle, and middle level draw-in groove is provided with dismountable middle level template, right side draw-in groove is provided with baffle plate, for control panel and middle level template being clamped, three draw-in grooves set up, are convenient to dismounting, care and maintenance is convenient to after dismounting, simultaneously easy for installation.
As preferably, between described heating zone and making sheet district, have additional dismountable dividing plate, can remove easily when cleaning heating zone.
As preferably, described temperature-detecting device is formed by for the temperature sensor one of real-time detection line plate etching tank internal corrosion liquid temp and the temperature sensor two for limiting wiring board etching tank internal corrosion liquid temp ultimate value.
As preferably, directly over described wiring board etching tank, most multipotency installs 10 fixtures simultaneously, can corrode 20 pieces of one-sided circuit boards simultaneously; Described material folding groove is provided with two pilot holes for the fixing circuit board that is spirally connected, and this pilot hole can be spirally connected to fix 2 pieces of one-sided circuit boards or be spirally connected simultaneously simultaneously and fix 1 piece of double-sided wiring board.
As preferably, described intelligent controller comprises D.C. regulated power supply, microprocessor, Control button and digital display screen.
As preferably, described liquid level detection device is by fixed part and be enclosed within fixed part and can form by up and down ball float, the top center of this fixed part is equipped with tongue tube, this ball float swims in corrosive liquid surface, magnet is provided with in ball float, described fixed part upper end is provided with upper limit, and lower end is provided with lower limit.When the magnet in ball float is in below tongue tube position, tongue tube disconnects, and triggers automatic water-replenishing device and carries out automatic water supplement, and when magnet and tongue tube flush, tongue tube is connected, and stops moisturizing.
As preferably, described removal waste fluid pipe end is provided with draining valve.
As preferably, described corrosive liquid is acid etching solution or alkaline corrosion liquid.
Described intelligent controller adopts PID control technology to control, and has pid parameter self-setting function.
Corrosive liquid contains heavy metal copper ion, arbitrarily can not enter sewer.The height of removal waste fluid pipe and bore mate with the height of the container of 25L on the market, and during discharge opeing, vessel port is placed on removal waste fluid pipe end, and then opening draining valve can carry out discharging of waste liquid.
Wiring board corrosion device of the present invention, has some beneficial effect following: 1) its manufacturing cost and use cost are all far below shop equipment, simultaneously the little floor area of saving equipment of volume; 2) corrosion speed is fast, can parallel work-flow, once can outfit as many as 20 people test simultaneously, within more than 10 minute, complete and once corrode, two batches of personnel's corrosion can be realized in duration of a period, complete class's wiring board corrosion education experiment, compared with traditional equipment, improve the efficiency of teaching, and acid-alkali-corrosive-resisting, resistance to oxidation and high temperature resistant degree are higher; 3) environmental protection, the duration of changing liquid post-etching is long, and contained waste liquid can collect process very easily; 4) have automatic water-replenishing device and liquid level detection device, improve the intelligent of overall use, it is more convenient to operate; 5) temperature-detecting device set up can improve safety in utilization and reliability.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the structural representation of fixture of the present invention;
Fig. 4 is the structural representation of liquid level detection device of the present invention;
In figure, 1 wiring board etching tank, 2 intelligent controllers, 3 heating arrangements, 4 draining valves, 5 automatic water-replenishing devices, 6 temperature-detecting devices, 7 liquid level detection devices, 8 fixtures, 9 filtration units, 10 liquid circulation pipes, 11 removal waste fluid pipes, 12 firm bankings, 13 material folding grooves, the sincere pickup groove of 14 folder, 15 fixed parts, 16 ball floats, 17 magnet, 18 tongue tubes, 19 upper limits, 20 lower limit.
embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
The present embodiment, with reference to Fig. 1 ~ Fig. 3, a kind of wiring board etching apparatus for Training Room, is made up of firm banking 12 and the operator's console be arranged on above firm banking 12, firm banking 12 top is provided with removal waste fluid pipe 11, and described removal waste fluid pipe 11 end is provided with draining valve 4.This operator's console comprises heating zone, making sheet district and control zone, and described heating zone is located at operator's console left field, is made up of the heating arrangement 3 in W type, for heating corrosive liquid, accelerates wiring board corrosion speed.Described making sheet district is located at operator's console zone line, pressed from both sides sincere fixture 8 directly over wiring board etching tank 1 formed by wiring board etching tank 1 and two or more, this fixture 8 lower surface is arranged with the sincere pickup groove 14 of folder for clamping wiring board etching tank 1 two sides, and the material folding groove 13 be fixedly connected with immediately below this fixture 8 for clamping the wiring board that is corroded, be filled with corrosive liquid in wiring board etching tank 1, described corrosive liquid is acid etching solution.Automatic water-replenishing device 5, liquid level detection device 7 and temperature-detecting device 6 is provided with in described wiring board etching tank 1, described control zone is located at operator's console right side area, this control zone is divided into upper and lower double-layer structure, upper strata is provided with intelligent controller 2 and the control circuit of band display screen, lower floor is provided with water circulating pump and filtration unit 9, this water circulating pump and filtration unit 9 are combined to form liquid circulating device by liquid circulation pipe 10, and the corrosive liquid in this liquid circulating device and wiring board etching tank 1 forms closed circuit.All material in described making sheet district all adopts high temperature resistant, acid-alkali-corrosive-resisting and oxidation resistant material.
In addition, the filtration unit 9 of the present embodiment is double filtration design, and comprise prime filter and rear class filtration cotton core, this filter is made up of the circular baffle plate being covered with aperture, for the impurity that filtering is relatively large, prevent water circulating pump from blocking, it is arranged at the lower right side of control zone, and this filter cotton core inner is removable adsorption cotton, for the precipitation in filtering corrosive liquid and crystallization, ensure that liquid circulating device is unimpeded, this filtration cotton core is replaceable structure simultaneously, is convenient to dismounting and change when maintaining.
Between described heating zone and making sheet district, have additional dismountable dividing plate, can remove easily when cleaning heating zone.Described temperature-detecting device 6 is formed by for the temperature sensor one of real-time detection line plate etching tank 1 internal corrosion liquid temp and the temperature sensor two for limiting wiring board etching tank 1 internal corrosion liquid temp ultimate value.Directly over described wiring board etching tank 1, most multipotency installs 10 fixtures 8 simultaneously, can corrode 20 pieces of one-sided circuit boards simultaneously; Described material folding groove 13 is provided with two pilot holes for the fixing circuit board that is spirally connected, and this pilot hole can be spirally connected to fix 2 pieces of one-sided circuit boards or be spirally connected simultaneously simultaneously and fix 1 piece of double-sided wiring board.
Described liquid level detection device 7 is by fixed part 15 and be enclosed within fixed part 15 and can form by up and down ball float 16, the top center of this fixed part 15 is equipped with tongue tube 18, this ball float 16 swims in corrosive liquid surface, magnet 17 is provided with in ball float 16, described fixed part 15 upper end is provided with upper limit 19, and lower end is provided with lower limit 20.When the magnet 17 in ball float 16 is in below tongue tube 18 position, tongue tube 18 disconnects, and trigger automatic water-replenishing device 5 and carry out automatic water supplement, when magnet 17 and tongue tube 18 flush, tongue tube 18 is connected, and automatic water-replenishing device 5 quits work.
Use this wiring board etching apparatus; first in wiring board etching tank 1, add corrosive liquid; the height of liquid level should higher than the setting height(from bottom) of liquid level detection device 7; otherwise system will open automatic water-replenishing device 5; automatically corrosive liquid is supplemented until higher than the setting height(from bottom) of liquid level detection device 7; after corrosive liquid has added, liquid circulating device and heating arrangement 3 are started working automatically; Then by the control button on intelligent controller 2; set the heating-up temperature of heating arrangement 3; thus the temperature of control circuit board etching tank 1 internal corrosion liquid; and demonstrate Current Temperatures by display screen; this intelligent controller 2 is also with and is automatically controlled and press key locking function, realizes automatic constant-temperature control by automatic control technology; Finally clamp with the wiring board of fixture 8 by printed circuit, and fix with anticorrosion screw, fixture 8 is clipped in above wiring board etching tank 1 simultaneously, wiring board is immersed in corrosive liquid completely, corrosive liquid starts to corrode wiring board, and sets etching time, will clamp and take off after arriving setting-up time, at most 10 fixtures 8 can be installed simultaneously, 20 pieces of one-sided circuit boards can be corroded simultaneously.
The wiring board corrosion device of the present embodiment, its manufacturing cost and use cost all far below shop equipment, the simultaneously little floor area of saving equipment of volume; Corrosion speed is fast, can parallel work-flow, once can outfit as many as 20 people test simultaneously, within more than 10 minute, complete and once corrode, two crowdes of personnel time corrosion can be realized in duration of a period, complete class's wiring board corrosion education experiment, compared with traditional equipment, improve the efficiency of teaching, and acid-alkali-corrosive-resisting, resistance to oxidation and high temperature resistant degree are higher; Environmental protection, the duration of changing liquid post-etching is long, and contained waste liquid can collect process very easily; Have automatic water-replenishing device 5 and liquid level detection device 7, improve the intelligent of overall use, it is more convenient to operate; The temperature-detecting device 6 set up can improve safety in utilization and reliability.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as protection scope of the present invention.
Claims (2)
1. the wiring board etching apparatus for Training Room, be made up of firm banking and the operator's console be arranged on above firm banking, firm banking top is provided with removal waste fluid pipe, it is characterized in that: this operator's console comprises heating zone, making sheet district and control zone, described heating zone is located at operator's console left field, be made up of the heating arrangement in W type, described making sheet district is located at operator's console zone line, pressed from both sides sincere fixture directly over wiring board etching tank formed by wiring board etching tank and two or more, this fixture lower surface is arranged with the sincere pickup groove of folder for clamping wiring board etching tank two sides, and the material folding groove be fixedly connected with immediately below this fixture for clamping the wiring board that is corroded, corrosive liquid is filled with in wiring board etching tank, automatic water-replenishing device is provided with in described wiring board etching tank, liquid level detection device and temperature-detecting device, described control zone is located at operator's console right side area, this control zone is divided into upper and lower double-layer structure, upper strata is provided with intelligent controller and the control circuit of band display screen, lower floor is provided with water circulating pump and filtration unit, this water circulating pump and filtration unit are combined to form liquid circulating device by liquid circulation pipe, corrosive liquid in this liquid circulating device and wiring board etching tank forms closed circuit, described material folding groove is provided with two pilot holes for the fixing circuit board that is spirally connected, described liquid level detection device is by fixed part and be enclosed within fixed part and can form by up and down ball float, the top center of this fixed part is equipped with tongue tube, this ball float swims in corrosive liquid surface, magnet is provided with in ball float, described fixed part upper end is provided with upper limit, lower end is provided with lower limit.
2. wiring board etching apparatus according to claim 1, it is characterized in that: described filtration unit is double filtration design, comprise prime filter and rear class filtration cotton core, this filter is made up of the circular baffle plate being covered with aperture, be arranged at the lower right side of control zone, this filter cotton core inner is removable adsorption cotton.
3. wiring board etching apparatus according to claim 1, it is characterized in that: two sides, described control zone are provided with three draw-in grooves, be respectively upper strata draw-in groove, middle level draw-in groove and right side draw-in groove, upper strata draw-in groove is provided with dismountable control panel, control panel surface is provided with handle, control panel can be opened by handle, and middle level draw-in groove is provided with dismountable middle level template, right side draw-in groove is provided with baffle plate, for control panel and middle level template being clamped.
4. wiring board etching apparatus according to claim 1, is characterized in that: between described heating zone and making sheet district, have additional dismountable dividing plate.
5. wiring board etching apparatus according to claim 1, is characterized in that: described temperature-detecting device is formed by for the temperature sensor one of real-time detection line plate etching tank internal corrosion liquid temp and the temperature sensor two for limiting wiring board etching tank internal corrosion liquid temp ultimate value.
6. wiring board etching apparatus according to claim 1, is characterized in that: described intelligent controller comprises D.C. regulated power supply, microprocessor, Control button and digital display screen.
7. wiring board etching apparatus according to claim 1, is characterized in that: described removal waste fluid pipe end is provided with draining valve.
8. wiring board etching apparatus according to claim 1, is characterized in that: described corrosive liquid is acid etching solution or alkaline corrosion liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310037879.2A CN103150956B (en) | 2013-01-31 | 2013-01-31 | Circuit board corrosion device used for training room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310037879.2A CN103150956B (en) | 2013-01-31 | 2013-01-31 | Circuit board corrosion device used for training room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103150956A CN103150956A (en) | 2013-06-12 |
| CN103150956B true CN103150956B (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310037879.2A Expired - Fee Related CN103150956B (en) | 2013-01-31 | 2013-01-31 | Circuit board corrosion device used for training room |
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| Country | Link |
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| CN (1) | CN103150956B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538335B (en) * | 2014-12-18 | 2017-07-28 | 深圳市华星光电技术有限公司 | Improve the method and copper conductor etching device of etching decoction life-span and yield in copper conductor processing procedure |
| CN109587962B (en) * | 2018-12-17 | 2024-01-02 | 大连理工大学 | Semi-automatic copper-clad plate corrosion box |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU714668A1 (en) * | 1978-06-20 | 1980-02-05 | Предприятие П/Я М-5393 | Cartridge holder for chemical treatment of printed circuit boards |
| US4443304A (en) * | 1982-10-01 | 1984-04-17 | Micro-Plate, Inc. | Plating system and method |
| CN201230405Y (en) * | 2008-08-01 | 2009-04-29 | 福州时创科技有限公司 | Environmental protection multifunctional fast board making machine |
| CN102074157A (en) * | 2011-01-07 | 2011-05-25 | 华南理工大学 | Corrosion device for copper clad laminate |
| CN102522035A (en) * | 2011-12-31 | 2012-06-27 | 中北大学 | Temperature control circulation etching processing device for circuit boards |
| CN203192299U (en) * | 2013-01-31 | 2013-09-11 | 东莞职业技术学院 | Circuit board etching device used for training room |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100112345A (en) * | 2009-04-09 | 2010-10-19 | 주식회사 티케이씨 | Non contact wet handling conveyance method of printed circuit board |
-
2013
- 2013-01-31 CN CN201310037879.2A patent/CN103150956B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU714668A1 (en) * | 1978-06-20 | 1980-02-05 | Предприятие П/Я М-5393 | Cartridge holder for chemical treatment of printed circuit boards |
| US4443304A (en) * | 1982-10-01 | 1984-04-17 | Micro-Plate, Inc. | Plating system and method |
| CN201230405Y (en) * | 2008-08-01 | 2009-04-29 | 福州时创科技有限公司 | Environmental protection multifunctional fast board making machine |
| CN102074157A (en) * | 2011-01-07 | 2011-05-25 | 华南理工大学 | Corrosion device for copper clad laminate |
| CN102522035A (en) * | 2011-12-31 | 2012-06-27 | 中北大学 | Temperature control circulation etching processing device for circuit boards |
| CN203192299U (en) * | 2013-01-31 | 2013-09-11 | 东莞职业技术学院 | Circuit board etching device used for training room |
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| Publication number | Publication date |
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| CN103150956A (en) | 2013-06-12 |
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