CN212328204U

CN212328204U - Automatic controlling means that adds of etching liquid medicine proportion

Info

Publication number: CN212328204U
Application number: CN202020698852.3U
Authority: CN
Inventors: 祁家富; 李保永
Original assignee: Dongguan Honggang Electronic Co ltd
Current assignee: Dongguan Honggang Electronic Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-12
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses an etching liquid medicine proportion automatic adding control device, which comprises a stirring pool, a liquid storage device and an agitator, wherein the top end of the stirring pool is provided with the liquid storage device, the inner wall of the stirring pool is provided with a water level sensor, the water level does not reach the standard, the water level sensor controls a solenoid valve to be opened, liquid flows downwards, the flow rate of a liquid outlet is consistent, the liquid concentration flowing into the stirring pool is the same as the concentration ratio of the solution in the pool, the concentration of the liquid medicine is kept consistent, the stirring pool is easy to generate sediment, the bottom end of the stirring pool is provided with an air jet plate, bubbles drive the sediment to move and then be scattered by the agitator, the sediment disappears, the effect of the solution is not influenced, the bottom end of the stirring pool is provided with the air jet plate, outside air is led into the liquid medicine, the bubbles are scattered by the agitator, ferrous ions, ferrous, the etch rate is increased.

Description

Automatic controlling means that adds of etching liquid medicine proportion

Technical Field

The utility model relates to an automatic control technical field that adds specifically is an automatic controlling means that adds of etching liquid medicine proportion.

Background

Etching is a technique in which material is removed using a chemical reaction or physical impact. The method can be used for manufacturing printing embossing plates such as coppers, zincs and the like at the earliest time, and is also widely used for processing weight-reducing instrument paneling, nameplates, thin workpieces which are difficult to process by the traditional processing method and the like; through continuous improvement and development of process equipment, the method can also be used for processing precision etching products of electronic thin-sheet parts in aviation, machinery and chemical industries, and particularly, etching is an indispensable technology in semiconductor manufacturing processes.

In the existing etching liquid medicine manufacturing equipment, the loss of the internal solution needs manual addition, the amount cannot be controlled, the concentration of the mixture ratio is inconsistent, the solution is easy to precipitate, the concentration of the solution is influenced, the internal air is little during stirring, the substance for internal corrosion is little converted, and the etching time is prolonged

In view of the above problems, the utility model provides an automatic controlling means that adds of etching liquid medicine proportion.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic controlling means that adds of etching liquid medicine proportion has possessed that automatic adding solution concentration is unanimous with former solution concentration, deposits and easily disappears for the advantage of etching rate to solved and added the uncontrollable of solution volume in the background art, deposit and influence solution concentration, the slow problem of etching rate.

In order to achieve the above object, the utility model provides a following technical scheme: an etching liquid medicine specific gravity automatic adding control device comprises a stirring tank, wherein a liquid storage device is arranged at the top end of the stirring tank, a stirrer is arranged inside the stirring tank, the stirring tank comprises an inner partition, a control panel, a power supply, an air injection plate, a water level sensor and a wire, the inner partition is arranged at the bottom end inside the stirring tank, the control panel is arranged on the outer surface of the stirring tank, the power supply is arranged at the bottom end inside the inner partition, the air injection plate is arranged at the top end inside the inner partition, the water level sensor is arranged on one side of the inner wall inside the stirring tank, one end of the wire is linearly connected with the power supply, the other end of the wire is linearly connected with the control panel, the control panel comprises a water supply switch and a ventilation stirring switch, the water supply switch and the ventilation stirring switch are arranged on the surface of the control panel, the water supply switch is, the bottom end of the one-way valve extends to the inner cavity, and the fan penetrates through the bottom end of the air injection plate;

the liquid storage device comprises a water storage device, a hydrochloric acid device and a hydrogen peroxide device, wherein the water storage device is arranged on one side of the hydrochloric acid device, the hydrogen peroxide device is arranged on the other side of the hydrochloric acid device, the water storage device comprises a liquid storage cavity, a liquid outlet, an electromagnetic valve, a support and a branching pipe, the bottom end of the liquid storage cavity is connected with the liquid outlet, the electromagnetic valve is arranged at the bottom end of the liquid outlet, one end of the support is connected with one side of the outer surface of the stirring pool, the other end of the support is connected with;

the agitator includes lead to pipe, pivot, flabellum and motor, and the lead to inside motor that is equipped with of pipe, lead to pipe one end and connect in the inside one end of stirring pond, and the pivot surface is equipped with the flabellum, pivot top threaded connection motor.

Preferably, the fan and the stirrer are connected in series with the ventilation stirring switch.

Preferably, the water level sensor is connected in series with the water supply switch.

Preferably, the components of the water storage device are also applied to a hydrochloric acid device and a hydrogen peroxide device, and the area ratio of the liquid outlet of the water storage device to the liquid outlet of the hydrochloric acid device to the liquid outlet of the hydrogen peroxide device is 4: 3: 1.

preferably, the electromagnetic valves of the water storage device, the hydrochloric acid device and the hydrogen peroxide device are connected with a water supply switch in series.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides an automatic controlling means that adds of etching liquid medicine proportion, stirring pond inner wall are equipped with level sensor, and the water level is not up to standard, and level sensor control solenoid valve is opened, and liquid down flows, and the liquid outlet velocity of flow is unanimous for the liquid concentration that flows into the stirring pond is the same with the solution concentration proportion in the pond, keeps the liquid medicine concentration unanimous.

2. The utility model provides an automatic controlling means that adds of etching liquid medicine proportion, stirring pond inside easily generates the sediment, sets up the gas jet plate in stirring pond bottom, and the bubble drives the precipitation motion, and then is spilled by the agitator for the sediment disappears, and the effect of solution is not influenced.

3. The utility model provides an automatic controlling means that adds of etching liquid medicine proportion sets up the gas jet plate in stirring pond bottom, leads to outside air into the liquid medicine, breaks up the bubble by the agitator for ferrous ion and the monovalent copper ion oxidation in the solution become ferric ion and cupric ion, increase etching rate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the water reservoir of the present invention;

FIG. 3 is a schematic view of the agitator of the present invention;

fig. 4 is a schematic diagram of the structure of the jet plate of the present invention.

In the figure: 1. a stirring tank; 11. inner separation; 12. a control panel; 121. a water supply switch; 122. a ventilation stirring switch; 13. a power source; 14. an air jet plate; 141. an inner cavity; 142. a one-way valve; 143. a fan; 15. a water level sensor; 16. an electric wire; 2. a reservoir; 21. a water reservoir; 211. a liquid storage cavity; 212. a liquid outlet; 213. an electromagnetic valve; 214. a support; 215. a wire distributing pipe; 22. a hydrochloric acid device; 23. a hydrogen peroxide generator; 3. a stirrer; 31. a through pipe; 32. a rotating shaft; 33. a fan blade; 34. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an etching solution specific gravity automatic adding control device comprises a stirring tank 1, a liquid reservoir 2 arranged at the top end of the stirring tank 1, a stirrer 3 arranged in the stirring tank 1, a stirring tank 1 comprising an inner partition 11, a control panel 12, a power supply 13, an air jet plate 14, a water level sensor 15 and a wire 16, wherein the inner partition 11 is arranged at the bottom end of the stirring tank 1, the control panel 12 is arranged on the outer surface of the stirring tank 1, the power supply 13 is arranged at the bottom end of the inner partition 11, the air jet plate 14 is arranged at the top end of the inner partition 11, the water level sensor 15 is arranged at one side of the inner wall of the stirring tank 1, one end of the wire 16 is linearly connected with the power supply 13, the other end is linearly connected with the control panel 12, the control panel 12 comprises a water supply switch 121 and a ventilation stirring switch 122, the water supply switch 121 and the ventilation stirring switch 122 are arranged on, Hydrochloric acid ware 22 and hydrogen peroxide solution ware 23, hydrochloric acid ware 22 one side is equipped with water receiver 21, the opposite side is equipped with hydrogen peroxide solution ware 23, level sensor 15 and water switch 121 establish ties, set up gas injection board 14 in stirring pond 1 bottom, the bubble drives the precipitation motion, and then shed by agitator 3, make the sediment disappear, the effect of solution is not influenced, set up gas injection board 14 in stirring pond 1 bottom, lead to the air of outside in the liquid medicine, break up the bubble by agitator 3, make ferrous ion and the oxidation of monovalent copper ion in the solution become ferric ion and divalent copper ion, increase etching rate.

Referring to fig. 2, the water storage device 21 includes a liquid storage cavity 211, a liquid outlet 212, an electromagnetic valve 213, a bracket 214 and a branch line 215, the bottom end of the liquid storage cavity 211 is connected to the liquid outlet 212, the electromagnetic valve 213 is disposed at the bottom end of the liquid outlet 212, one end of the bracket 214 is connected to one side of the outer surface of the stirring tank 1, the other end is connected to the outer surface of the liquid storage cavity 211, the branch line 215 is connected to one side of the bracket 214, one side of the electromagnetic valve 213 is disposed inside the branch line 215, the components of the water storage device 21 are also applied to the hydrochloric acid device 22 and the hydrogen peroxide device 23, and the area ratio of the liquid outlet 212 of the: 3: 1, the solenoid valve 213 of water receiver 21, hydrochloric acid ware 22 and hydrogen peroxide solution ware 23 is established ties with water switch 121, is equipped with level sensor 15 at stirring 1 inside inner wall in pond, and the water level is not up to standard, and level sensor 15 control solenoid valve 213 opens, and liquid down flows, and the liquid outlet 212 velocity of flow is unanimous for the liquid concentration that flows into stirring 1 pond is the same with the solution concentration proportion in the pond, keeps the unanimity of liquid medicine concentration.

Referring to fig. 3, the stirrer 3 includes a through pipe 31, a rotating shaft 32, blades 33 and a motor 34, the motor 34 is disposed inside the through pipe 31, one end of the through pipe 31 is connected to one end inside the stirring tank 1, the blades 33 are disposed on the surface of the rotating shaft 32, and the top end of the rotating shaft 32 is connected to the motor 34 through threads.

Referring to fig. 4, the air-jet plate 14 includes an inner cavity 141, a one-way valve 142 and a fan 143, the inner cavity 141 is disposed inside the air-jet plate 14, the one-way valve 142 penetrates through the top end of the air-jet plate 14, the bottom end of the one-way valve 142 extends to the inner cavity 141, the fan 143 penetrates through the bottom end of the air-jet plate 14, and the fan 143 and the stirrer 3 are connected in series with the ventilation stirring switch 122.

In summary, the following steps: the utility model provides an automatic controlling means that adds of etching liquid medicine proportion, be equipped with level sensor 15 at 1 inside inner wall in stirring pond, the water level is not up to standard, level sensor 15 control solenoid valve 213 is opened, liquid down flows, liquid outlet 212 velocity of flow is unanimous, make the liquid concentration that flows in stirring pond 1 the same with pond solution concentration proportion, keep the unanimity of liquid medicine concentration, 1 inside deposit that easily generates in stirring pond, set up air spout board 14 in 1 bottom in stirring pond, the bubble drives the precipitation motion, and then be spilled by agitator 3, make the sediment disappear, the effect of solution is not influenced, set up air spout board 14 in 1 bottom in stirring pond, lead to the air of outside in the liquid medicine, break up the bubble by agitator 3, make ferrous ion and the oxidation of monovalent copper ion in the solution become ferric ion and divalent copper ion, increase etching rate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic controlling means that adds of etching liquid medicine proportion, is equipped with reservoir (2) including stirring pond (1) top, and stirring pond (1) inside is equipped with agitator (3), its characterized in that: the stirring tank (1) comprises an inner partition (11), a control panel (12), a power supply (13), an air injection plate (14), a water level sensor (15) and an electric wire (16), the inner partition (11) is arranged at the bottom end inside the stirring tank (1), the control panel (12) is arranged on the outer surface of the stirring tank (1), the power supply (13) is arranged at the bottom end inside the inner partition (11), the air injection plate (14) is arranged at the top end of the inner partition (11), the water level sensor (15) is arranged on one side of the inner wall inside the stirring tank (1), one end of the electric wire (16) is linearly connected with the power supply (13), the other end of the electric wire is linearly connected with the control panel (12), the control panel (12) comprises a water supply switch (121) and a ventilation stirring switch (122), the water supply switch (121) and the ventilation stirring switch (122) are arranged on the surface of the control panel (12), the water supply ventilation switch (, the air injection plate (14) comprises an inner cavity (141), a one-way valve (142) and a fan (143), the inner cavity (141) is arranged in the air injection plate (14), the one-way valve (142) penetrates through the top end of the air injection plate (14), the bottom end of the one-way valve (142) extends to the inner cavity (141), and the fan (143) penetrates through the bottom end of the air injection plate (14);

the liquid storage device (2) comprises a water storage device (21), a hydrochloric acid device (22) and a hydrogen peroxide generator (23), the water storage device (21) is arranged on one side of the hydrochloric acid device (22), the hydrogen peroxide generator (23) is arranged on the other side of the hydrochloric acid device (22), the water storage device (21) comprises a liquid storage cavity (211), a liquid outlet (212), an electromagnetic valve (213), a support (214) and a branching pipe (215), the liquid outlet (212) is connected to the bottom end of the liquid storage cavity (211), the electromagnetic valve (213) is arranged at the bottom end of the liquid outlet (212), one end of the support (214) is connected to one side of the outer surface of the stirring pool (1), the other end of the support is connected to the outer surface of the liquid storage cavity (211), the branching pipe;

agitator (3) are including lead to pipe (31), pivot (32), flabellum (33) and motor (34), and inside motor (34) that is equipped with of lead to pipe (31), and the inside one end in stirring pond (1) is connected to lead to pipe (31) one end, and pivot (32) surface is equipped with flabellum (33), pivot (32) top threaded connection motor (34).

2. The apparatus for automatically controlling the addition of a specific gravity of an etching solution according to claim 1, wherein: the fan (143) is connected with the stirrer (3) in series with the ventilation stirring switch (122).

3. The apparatus for automatically controlling the addition of a specific gravity of an etching solution according to claim 1, wherein: the water level sensor (15) is connected with the water supply switch (121) in series.

4. The apparatus for automatically controlling the addition of a specific gravity of an etching solution according to claim 1, wherein: the components of the water storage device (21) are also applied to the hydrochloric acid device (22) and the hydrogen peroxide device (23), and the area ratio of the liquid outlet (212) of the water storage device (21), the liquid outlet (212) of the hydrochloric acid device (22) and the liquid outlet (212) of the hydrogen peroxide device (23) is 4: 3: 1.

5. the apparatus for automatically controlling the addition of a specific gravity of an etching solution according to claim 1, wherein: the electromagnetic valves (213) of the water storage device (21), the hydrochloric acid device (22) and the hydrogen peroxide device (23) are connected with the water supply switch (121) in series.