CN201201968Y - Circuit board miroetching manufacture process liquid medicine regenerating device - Google Patents
Circuit board miroetching manufacture process liquid medicine regenerating device Download PDFInfo
- Publication number
- CN201201968Y CN201201968Y CNU2008201184695U CN200820118469U CN201201968Y CN 201201968 Y CN201201968 Y CN 201201968Y CN U2008201184695 U CNU2008201184695 U CN U2008201184695U CN 200820118469 U CN200820118469 U CN 200820118469U CN 201201968 Y CN201201968 Y CN 201201968Y
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- liquid medicine
- circuit card
- microetch
- storage tank
- crystallization
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Abstract
The utility model discloses a circuit board micro etching drug regenerator, for regenerating and reusing the etching drugs of sulfate hydrogen peroxide serial, in the regenerated circuit board micro etching process, which comprises a square cone-bottom drug slot (100), a cooling coil pipe group (200), a mixer group (300) with a bridge damage function, and a crystal transmitter (400) for growing and transmitting crystals and overflowing drug to the circuit board micro etching devices. The circuit board micro etching drug regenerator adopts a programmable controller to control the automatic washing after long stop, the timed washing and the automatic washing after blockage detection. The circuit board micro etching drug regenerator can regenerate and reuse circuit board micro etching drug, to replace the prior periodical drug discharge and preparation, to save resources, protect environment and reduce production cost.
Description
Technical field
The utility model relates to the microetch liquid medicine reclaim equiment of circuit card microetch processing procedure, belongs to mechanical means and makes the field, belongs to the technical field of a kind of dioxysulfate water microetch liquid medicine reclaim equiment in circuit card wet process equipment field specifically.
Background technology
In circuit board process, microetch belongs to necessary processing procedure, is widely used with sulfuric acid and the hydrogen peroxide mode of production as microetch liquid medicine.The content of copper ion of liquid medicine can rise gradually in the microetch liquid medicine etching process, when microetch liquid medicine content of copper ion is higher than every liter 50 gram, is not suitable for continuing to produce.
When microetch liquid medicine is not suitable for continue producing, must discharges liquid medicine and prepare again traditionally, its each bar production line average discharge is more than every day hundreds of liters.Institute's removal waste fluid mixes with other processing procedure waste liquid, can't utilize again, dispose waste liquid to use water resources, and the energy, chemistry or biotechnological formulation cause the wasting of resources.The mud that liquid waste disposal produced also causes certain burden to environment.Discharging liquid medicine process for preparation again causes production to pause, and is unfavorable for the industrial production of seizing every minute and second.
The group Pu: group's Pu popular name pump, it translates " pump ".The group Pu is to utilize machinery rotation motion or to-and-fro movement, carries the equipment of liquid or imbitition.According to structure and to the exert pressure difference of mode of liquid, divide reciprocating type, rotary type and centrifugal three types.
The utility model content
It is a kind of in sulfuric acid hydrogen peroxide microetch liquid medicine that the utility model provides, isolate the liquid medicine reclaim equiment of cupric ion, realization is to solve the regeneration of circuit card microetch processing procedure liquid medicine in the prior art, replace original regular discharging liquid medicine reprovision mode, reduce the wasting of resources, reduce carrying capacity of environment, save the purpose of manufacturing cost.
The technical scheme that the utility model adopted is in order to achieve the above object:
A kind of circuit card microetch processing procedure liquid medicine regenerating device comprises storage tank (100) at the bottom of the square vertebra, and one group of tape holder bridge destroys function stirrer (300), and one forms long crystalline crystallization handling machinery (400) and the automatic flushing device also carried; Be provided with a spiral coil cooling tube (200) at the bottom of this square vertebra in the storage tank, this crystallization handling machinery (400) is connected with storage tank (100) bottom at the bottom of the square vertebra, and this crystallization handling machinery is provided with a upflow tube (450) that liquid medicine is overflowed back circuit card microetch equipment.
Storage tank (100) top is cubes (120) at the bottom of this square vertebra, this cubes (120) below welding one inversion side centrum (130).
Discharge port (190) is established in storage tank (100) bottom at the bottom of this square vertebra, and this discharge port (190) is connected with crystallization handling machinery (400) with flange connection.
This tape holder bridge destroys its stir shaft of function stirrer (300) (322) end symmetrical welding two thin poles (326), and described thin pole (326) stretches into storage tank bottom discharge mouth (190) at the bottom of the square vertebra.
This crystallization handling machinery (400) main body is a helicoid conveyer, and this helicoid conveyer becomes miter angle (408) with ground, and its rotating speed is that per minute 3 to 5 changes, and pitch is 6 centimeters.
This its free end of crystallization handling machinery (400) is sealing plate (482), and sealing plate (482) has a bearing support (483), and on this bearing support its material being installed is the anti-friction bearing (484) of PE or PEEK.
The interlude of this crystallization handling machinery (400) is provided with one liquid medicine is overflowed back the upflow tube (450) of circuit card microetch equipment, described upflow tube (450) outlet up and its installation perpendicular to the ground.
This automatic flushing device comprises the programmable logic controller of complete process control, and test set is shut down or outage surpasses 24 hours clock apparatus, the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, and this clock apparatus is connected with programmable logic controller software; Closed the water coolant water intaking valve three hours by clock control when forming the start operation, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add the structure that 30 ° of-45 ° of high temperature liquid medicine are shut down overtime automatic cleaning to storage tank (100).
This automatic flushing device comprises the programmable logic controller of complete process control, time clock device on the seven, and the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, this clock apparatus is connected with programmable logic controller software; Closed the water coolant water intaking valve three hours by clock control when forming the start operation, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) and carries out the structure that timing automatic is cleaned.
This automatic flushing device comprises the programmable logic controller of complete process control, detects the proofing unit of storage tank liquid (100) liquid level, the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, and this proofing unit is connected with programmable logic controller software; Forming when crystallization handling machinery (400) stops up makes storage tank liquid (100) liquid level superelevation signal for true, closed the water coolant water intaking valve (250) three hours, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) and stops up the structure of automatic cleaning.
Adopt the technical solution of the utility model:
Because square liquid medicine storage tank (100) helps to produce turbulent flow, do not need interceptor get final product good heat exchange effect, and the turbulent flow because of being generated can reduce crystallization certain position deposition in cell body.
The tape holder bridge destroys function agitator (300), be a kind of at stir shaft end symmetrical welding two thin poles (326) whipping appts, this thin pole (326) stretches into square liquid medicine storage tank outlet (190), this thin pole (326) moves simultaneously during the operation of utilization stirrer, builds bridge to destroy to prevent to stop up.
Crystallization handling machinery free end is closed design, and center of rotation (420) does not pass end plate (482), has solved general handling machinery passes generation because of the axle center leakage problem.
This equipment comprises a kind of use programmable logic controller, and this equipment downtime after cleaning automatically for a long time, is regularly cleaned and detects and stop up the process control function that the back is cleaned automatically.
This equipment utilization is when temperature reduces, and the copper sulfate characteristic that solubleness reduces in water reduces the liquid medicine temperature with spiral coil cooling tube, produces cupric sulphate crystal, and cupric sulphate crystal is sent through crystallization handling machinery (400).
The utility model is used for the regeneration of circuit card microetch processing procedure liquid medicine, replaces original regular discharging liquid medicine reprovision mode, reduces the wasting of resources, reduces carrying capacity of environment, saves manufacturing cost.
Description of drawings
Fig. 1 the utility model structural representation;
Reservoir structure sketch at the bottom of the square vertebra of Fig. 2 the utility model;
Fig. 3 the utility model stir shaft welds thin pole structure diagram;
Fig. 4 the utility model crystallization handling machinery free end sealing plate structure sketch;
Fig. 5 the utility model was shut down for a long time cleaning process figure automatically;
Fig. 6 the utility model timing automatic cleaning process figure;-
Fig. 7 the utility model stops up automatic cleaning process figure.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in detail.
Table 1 is copper sulfate solubleness in differing temps water.
Table 1: copper sulfate is solubleness * in differing temps water
| Centigradetemperature | 20 | 30 | 40 | 50 |
| Solubleness (g/l) | 37 | 41 | 46 | 50 |
* annotate: do not have and stir
Please refer to Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, microetch processing procedure liquid medicine regenerating device, comprise storage tank (100) at the bottom of the square vertebra, one group of spiral coil cooling tube (200) is arranged in this storage tank (100), one group of tape holder bridge destroys function stirrer (300), storage tank (100) bottom connects one and forms long and conveying crystalline crystallization handling machinery (400), and this crystallization handling machinery has a upflow tube (450) that liquid medicine is overflowed back circuit card microetch equipment; Storage tank at the bottom of the square vertebra, it on it cubes (120), this cubes (120) below connects an inversion side centrum (130), a level sensor (106) is installed at storage tank (100) top, this level sensor (106) is in order to transmit liquid level superelevation signal to liquid-level controller, and this liquid-level controller is delivered to programmable logic controller in order to liquid level superelevation signal, through the programmable logic controller process control, reach and clean purpose when stopping up automatically.
Storage tank (100) bottom is connected with crystallization handling machinery (400) as discharge port (190), and its mode of connection is that flange connects (192), and its purpose is, storage tank (100) can be separated with crystallization handling machinery (400) during maintenance; Spiral coil cooling tube (200) is a tube exchanger (210), a water coolant water intaking valve (250), crystallization handling machinery (400) is a helicoid conveyer that becomes miter angle to install with ground, this handling machinery rotating speed is that per minute 3 to 5 changes, pitch is 6 centimeters, this handling machinery free end is a sealing plate (482), the inboard blind hole of turning (483) of sealing plate, this blind hole (483) degree of depth is 1 centimeter, as bearing support, an anti-friction bearing (484) is arranged on this bearing support, this anti-friction bearing (484) material is PE or PEEK, this handling machinery center of rotation (420) free end is installed on the anti-friction bearing (484).
Crystallization handling machinery (400) is one to become miter angle to install with ground, and its purpose is that when crystallisate was sent along throughput direction, liquid medicine can be through upflow tube (450) return circuit plate microetch equipment.
Upflow tube (450) is at crystallization handling machinery interlude, and its installation is perpendicular to the ground, this upflow tube (450), its outlet (456) up, its purpose is, reduces crystallisate and follows liquid medicine return circuit plate microetch equipment, improves solid-liquid separation efficiency.
Crystallization handling machinery (400) rotating speed is that per minute 3 to 5 changes, and its purpose is that slowly rotating speed is beneficial to xln and continues to grow up copper ion concentration in the described dioxysulfate water of the more effective reduction microetch liquid medicine in this crystallization handling machinery.
Crystallization handling machinery (400), its feeding pipe is in free side, this feeding pipe (460) is perpendicular to the ground, opening up, be connected with storage tank discharge port (190), its mode of connection is that flange (192) connects, and its purpose is, conveniently this handling machinery (400) is separated with storage tank (100), take out crystallization handling machinery (400) when being convenient to keep in repair.
Crystallization handling machinery (400), its discharge nozzle (490) are at driving side, and discharge nozzle (490) root has a crystallization removing device (499), and its purposes is to strike off handling machinery center of rotation (420) crystallization, prevent to stop up.
Tool is built bridge and is destroyed function stirrer (300), its stir shaft (322) end symmetrical welding two thin poles (326), the thin pole that welds stretches into storage tank bottom discharge mouth (190), this thin pole (326), be the light face pole of 0.8 to 1 centimeter of diameter, its material is a stainless steel.
Automatically cleaning has, and shuts down overtime automatic cleaning, and timing automatic is cleaned, and stops up automatically and cleans:
Be the overtime automatic cleaning of shutdown as Fig. 5; realize through the programmable logic controller process control; this process control content is; during the start operation; relatively if stop time is above 24 hours; closed the water coolant water intaking valve (250) three hours, and, continued to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) through on circuit card microetch equipment, extracting the group Pu of liquid medicine.
Clean for timing automatic as Fig. 6, realize that through the programmable logic controller process control this process control content is, every timing seven days, closed the water coolant water intaking valve (250) three hours, and, continued to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) through on circuit card microetch equipment, extracting the group Pu of liquid medicine.
Clean for stopping up automatically as Fig. 7, realize through the programmable logic controller process control, this process control content is, the superelevation signal is true when storage tank liquid (100) position, closed the water coolant water intaking valve (250) three hours, through on circuit card microetch equipment, extracting the group Pu of liquid medicine, continue to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100).
Adopt the utility model, when utilization reduces temperature, copper sulfate solubleness in water reduces characteristic relatively, use one group of spiral coil cooling tube (200), microetch liquid medicine in the storage tank is implemented cooling, the cooling of executing makes the copper sulfate solubleness of microetch liquid medicine in the storage tank reduce supersaturation, this supersaturation generates crystal seed and continues the precipitation of growing up, the sedimentary crystallization of institute enters crystallization handling machinery (400) through storage tank below outlet (190), solid-liquid separation function through the crystallization handling machinery, the cupric sulphate crystal thing is sent from crystallization handling machinery outlet (490), with the lowered microetch liquid medicine of content of copper ion, be back to circuit card microetch equipment through overflow port (450) simultaneously, temperature that sustainable utilization reduces is, the interior water temperature of storage is lower than 20 degrees centigrade at the bottom of setting square vertebra, and circuit card microetch equipment work temperature is generally 30 to 45 degrees centigrade.
On circuit card microetch equipment, extract the group Pu of liquid medicine,, carry out intermittent operation through timer control, this intermittent operation purpose is on the regulating circuit plate microetch equipment liquid medicine replacement rate, its operation and stand-by time cycle, according to circuit card microetch processing procedure, the content of copper ion of dioxysulfate water system row etching liquid medicine and deciding, cupric ion exceeds the control scope, prolong the cycle of operation, shorten dwelling period, cupric ion is lower than and exceeds the control scope, shorten the cycle of operation, prolong dwelling period.
Tool is built bridge and is destroyed function agitator (300), its thin pole (326) stretches into storage tank (100) bottom discharge mouth (190), this thin pole (326) moves simultaneously with stir shaft (322), uses thin pole (326) to stir, and stops storage tank (100) bottom discharge mouth (190) to be built bridge and forms.
When cleaning automatically, close water coolant, continue simultaneously in groove, to add, extraction is from the liquid medicine of circuit card microetch equipment, and this liquid medicine temperature is generally 30 to 45 degrees centigrade, so temperature can be from being lower than 20 degrees centigrade in the groove, be elevated to 30 to 45 degrees centigrade, copper sulfate solubleness raises in the liquid medicine, will dissolve attached to the cupric sulphate crystal on cell body (100) and the crystallization handling machinery (400) again, reaches the cleaning purpose.
Claims (10)
1. a circuit card microetch processing procedure liquid medicine regenerating device is characterized in that, comprises storage tank (100) at the bottom of the square vertebra, and one group of tape holder bridge destroys function stirrer (300), and one forms a long crystalline crystallization handling machinery (400) and the automatic flushing device also carried; Be provided with a spiral coil cooling tube (200) at the bottom of this square vertebra in the storage tank, this crystallization handling machinery (400) is connected with storage tank (100) bottom at the bottom of the square vertebra, and this crystallization handling machinery is provided with a upflow tube (450) that liquid medicine is overflowed back circuit card microetch equipment.
2. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1 is characterized in that storage tank (100) top is cubes (120) at the bottom of this square vertebra, this cubes (120) below welding one inversion side centrum (130).
3. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1 is characterized in that, discharge port (190) is established in storage tank (100) bottom at the bottom of this square vertebra, and this discharge port (190) is connected with crystallization handling machinery (400) with flange connection.
4. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, this tape holder bridge destroys its stir shaft of function stirrer (300) (322) end symmetrical welding two thin poles (326), and described thin pole (326) stretches into storage tank bottom discharge mouth (190) at the bottom of the square vertebra.
5. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that this crystallization handling machinery (400) main body is a helicoid conveyer, this helicoid conveyer becomes miter angle (408) with ground, its rotating speed is that per minute 3 to 5 changes, and pitch is 6 centimeters.
6. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, this its free end of crystallization handling machinery (400) is sealing plate (482), and sealing plate (482) has a bearing support (483), and on this bearing support its material being installed is the anti-friction bearing (484) of PE or PEEK.
7. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, the interlude of this crystallization handling machinery (400) is provided with one liquid medicine is overflowed back the upflow tube (450) of circuit card microetch equipment, described upflow tube (450) outlet up and its installation perpendicular to the ground.
8. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, this automatic flushing device comprises the programmable logic controller of complete process control, test set is shut down or outage surpasses 24 hours clock apparatus, the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, this clock apparatus is connected with programmable logic controller software; Closed the water coolant water intaking valve three hours by clock control when forming the start operation, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add the structure that 30 ° of-45 ° of high temperature liquid medicine are shut down overtime automatic cleaning to storage tank (100).
9. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, this automatic flushing device comprises the programmable logic controller of complete process control, time clock device on the seven, the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, this clock apparatus is connected with programmable logic controller software; Closed the water coolant water intaking valve three hours by clock control when forming the start operation, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) and carries out the structure that timing automatic is cleaned.
10. circuit card microetch processing procedure liquid medicine regenerating device as claimed in claim 1, it is characterized in that, this automatic flushing device comprises the programmable logic controller of complete process control, detect the proofing unit of storage tank liquid (100) liquid level, the group Pu of water coolant water intaking valve (250) and extraction liquid medicine, this proofing unit is connected with programmable logic controller software; Forming when crystallization handling machinery (400) stops up makes storage tank liquid (100) liquid level superelevation signal for true, closed the water coolant water intaking valve (250) three hours, the group Pu through extract liquid medicine on circuit card microetch equipment continues to add 30 ° of-45 ° of high temperature liquid medicine to storage tank (100) and stops up the structure of automatic cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201184695U CN201201968Y (en) | 2008-06-11 | 2008-06-11 | Circuit board miroetching manufacture process liquid medicine regenerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201184695U CN201201968Y (en) | 2008-06-11 | 2008-06-11 | Circuit board miroetching manufacture process liquid medicine regenerating device |
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| Publication Number | Publication Date |
|---|---|
| CN201201968Y true CN201201968Y (en) | 2009-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201184695U Expired - Fee Related CN201201968Y (en) | 2008-06-11 | 2008-06-11 | Circuit board miroetching manufacture process liquid medicine regenerating device |
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| CN (1) | CN201201968Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109234788A (en) * | 2018-08-03 | 2019-01-18 | 诚亿电子（嘉兴）有限公司 | Except glue regenerating device visual inspection method |
| CN110769605A (en) * | 2019-10-29 | 2020-02-07 | 奥士康科技股份有限公司 | Method for prolonging service life of PCB (printed circuit board) glue removal slag groove |
-
2008
- 2008-06-11 CN CNU2008201184695U patent/CN201201968Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109234788A (en) * | 2018-08-03 | 2019-01-18 | 诚亿电子（嘉兴）有限公司 | Except glue regenerating device visual inspection method |
| CN110769605A (en) * | 2019-10-29 | 2020-02-07 | 奥士康科技股份有限公司 | Method for prolonging service life of PCB (printed circuit board) glue removal slag groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20160611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |