CN217725312U

CN217725312U - Balanced device that adds of PCB chemical agent

Info

Publication number: CN217725312U
Application number: CN202221849298.XU
Authority: CN
Inventors: 许永章; 张本汉; 余慧璇
Original assignee: XINFENG ZHENGTIANWEI ELECTRONIC TECHNOLOGIES CO LTD
Current assignee: XINFENG ZHENGTIANWEI ELECTRONIC TECHNOLOGIES CO LTD
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-04
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a balanced device that adds of PCB chemical agent, including storage tank and rabbling mechanism, the fixed feeder hopper that is equipped with in storage tank one side top, the fixed inlet pipe that is equipped with in storage tank bottom, install first solenoid valve on the inlet pipe, feed pipe bottom fixedly connected with quantifying jar, the fixed discharging pipe that is equipped with in quantifying tank bottom, install the second solenoid valve on the discharging pipe, the fixed singlechip controller that is equipped with of storage tank front side surface, through setting up level sensor, level sensor can detect the chemical agent's of quantifying tank inner chamber volume, and singlechip controller control first solenoid valve closes and stops to add chemical agent to quantifying tank inner chamber when the chemical agent's of quantifying tank inner chamber volume reaches the numerical value of settlement, can set for time interval on the time-recorder, and singlechip controller control second solenoid valve opens and can add the chemical agent ration of quantifying tank inner chamber to the plating bath.

Description

Balanced device that adds of PCB chemical agent

Technical Field

The utility model relates to a PCB circuit board manufacturing technology field particularly, relates to a balanced device that adds of PCB chemical agent.

Background

When the PCB is produced, copper needs to be coated on the PCB, chemical agents need to be added into a plating tank in the copper coating process, the chemical agents are usually added into the plating tank by workers at intervals, the manual chemical agent adding is troublesome, a specially-assigned person needs to be hired for supervision and management, the production cost can be improved, and a beginner can not control the using amount of the chemical agents well, and the adding is not uniform enough, so that the product quality is influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a balanced device that adds of PCB chemical agent to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a balanced device that adds of PCB chemical agent, includes storage tank and rabbling mechanism, the fixed feeder hopper that is equipped with in storage tank one side top, the fixed inlet pipe that is equipped with in storage tank bottom, install first solenoid valve on the inlet pipe, feed tube bottom end fixedly connected with rations jar, the fixed discharging pipe that is equipped with in rations tank bottom, install the second solenoid valve on the discharging pipe, the fixed single chip microcomputer controller that is equipped with of storage tank front side surface, the fixed time-recorder that is equipped with in rations jar front side surface, the fixed level sensor that is equipped with in rations tank bottom one side.

As preferred, rabbling mechanism includes agitator motor, just agitator motor fixed mounting is at the storage tank top, the first stirring rake of transmission shaft fixedly connected with is passed through to the agitator motor bottom, the fixed cover in first stirring rake top outside is equipped with the driving gear, driving gear one side is connected with the second stirring rake through driven gear, just first stirring rake all rotates the setting at the storage tank inner chamber through the bearing with the second stirring rake.

Preferably, the first stirring paddle and the second stirring paddle are both provided with a water flowing port.

Preferably, the storage tank bilateral symmetry is fixed and is equipped with the liquid level measurement pipe, just liquid level measurement pipe surface is equipped with the liquid level scale.

Preferably, the bottom of the inner cavity of the quantitative tank is provided with a flow guiding slope.

Preferably, the liquid level sensor, the single chip microcomputer controller and the first electromagnetic valve are connected in sequence through a lead, and the timer, the single chip microcomputer controller and the second electromagnetic valve are connected in sequence through a lead.

The utility model has the advantages that: 1. by arranging the stirring mechanism, the stirring mechanism can regularly stir the chemical agents in the inner cavity of the storage tank, the chemical agents can be prevented from precipitating to influence normal use, and by arranging the liquid level metering pipe, the liquid level in the inner cavity of the storage tank can be observed through the liquid level metering pipe;

2. through setting up level sensor, level sensor can detect the quantity of the chemical agent of ration jar inner chamber, and when the quantity of the chemical agent of ration jar inner chamber reached the numerical value of settlement when the first solenoid valve of single chip microcomputer controller control was closed and is stopped adding chemical agent to ration jar inner chamber, can set for the time interval on the time-recorder, and single chip microcomputer controller control second solenoid valve opens and to add the chemical agent ration of ration jar inner chamber in the plating bath at every a period of time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a structural diagram of a PCB chemical agent equilibrium adding device according to an embodiment of the present invention;

fig. 2 is a front view of a PCB chemical agent balanced adding device according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a PCB chemical agent balanced adding device according to an embodiment of the present invention;

fig. 4 is a quantitative tank cross-sectional view of a balanced device that adds of PCB chemical agent according to the utility model discloses an embodiment.

In the figure:

1. a material storage tank; 2. a feed hopper; 3. a feed pipe; 4. a first solenoid valve; 5. a dosing tank; 6. a discharge pipe; 7. a second solenoid valve; 8. a single chip controller; 9. a timer; 10. a liquid level sensor; 11. a stirring motor; 12. a first stirring paddle; 13. a driving gear; 14. a driven gear; 15. a second stirring paddle; 16. a water flow port; 17. a liquid level metering tube; 18. a flow guiding slope.

Detailed Description

To further illustrate the various embodiments, the present invention provides the accompanying drawings, which are part of the disclosure and which are primarily intended to illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and, by reference to these drawings, those of ordinary skill in the art will understand the principles of the invention and its advantages, with reference to the drawings and figures, in which elements are not drawn to scale and like elements are generally designated by like reference numerals.

According to the utility model discloses an embodiment provides a balanced device that adds of PCB chemical agent.

Example one

As shown in fig. 1-4, a device for balanced adding of PCB chemical agents according to an embodiment of the present invention includes a material storage tank 1 and an agitating mechanism, a feeding hopper 2 is fixedly disposed on a top portion of one side of the material storage tank 1, a feeding pipe 3 is fixedly disposed on a bottom portion of the material storage tank 1, a first electromagnetic valve 4 is mounted on the feeding pipe 3, a quantitative tank 5 is fixedly connected to a bottom end of the feeding pipe 3, a discharging pipe 6 is fixedly disposed on a bottom portion of the quantitative tank 5, a second electromagnetic valve 7 is mounted on the discharging pipe 6, a single chip microcomputer controller 8 is fixedly disposed on a front side surface of the material storage tank 1, a timer 9 is fixedly disposed on a front side surface of the quantitative tank 5, a liquid level sensor 10 is fixedly disposed on one side of a bottom portion of the quantitative tank 5, the liquid level sensor 10 can detect the amount of chemical agents in an inner cavity of the quantitative tank 5, the single chip microcomputer controller 8 controls the first electromagnetic valve 4 to close to stop adding chemical agents into the inner cavity of the quantitative tank 5 when the amount of chemical agents reaches a set value, a time interval is set on the timer 9, the singlechip controller 8 controls the second electromagnetic valve 7 to open at intervals to quantitatively add the chemical agent in the inner cavity of the quantitative tank 5 into the plating bath, the stirring mechanism comprises a stirring motor 11, the stirring motor 11 is fixedly arranged at the top of the storage tank 1, the bottom of the stirring motor 11 is fixedly connected with a first stirring paddle 12 through a transmission shaft, the outer side of the top of the first stirring paddle 12 is fixedly sleeved with a driving gear 13, one side of the driving gear 13 is connected with a second stirring paddle 15 through a driven gear 14, the first stirring paddle 12 and the second stirring paddle 15 are both rotatably arranged in the inner cavity of the storage tank 1 through bearings, the first stirring paddle 12 and the second stirring paddle 15 are both provided with a flowing water through hole 16, the stirring motor 11 can drive the first stirring paddle 12 to rotate, the first stirring paddle 12 can drive the second stirring paddle 15 to rotate through the driving gear 13 and the driven gear 14, the first stirring paddle 12 and the second stirring paddle 15 can simultaneously stir the chemical agent in the inner cavity of the storage tank 1.

Example two

As shown in fig. 1-4, according to the utility model discloses a balanced device that adds of PCB chemical agent, including storage tank 1 and rabbling mechanism, the fixed feeder hopper 2 that is equipped with in 1 one side top of storage tank, the fixed inlet pipe 3 that is equipped with in 1 bottom of storage tank, install first solenoid valve 4 on the inlet pipe 3, 3 bottom fixedly connected with ration jar 5 of inlet pipe, the fixed discharging pipe 6 that is equipped with in ration jar 5 bottom, install second solenoid valve 7 on the discharging pipe 6, 1 preceding side fixed singlechip controller 8 that is equipped with of storage tank, 5 preceding side fixed time-recorder 9 that is equipped with of ration jar, 5 bottom one side of ration jar is fixed and is equipped with level sensor 10, level sensor 10 can detect the quantity of the chemical agent of ration jar 5 inner chamber, when the quantity of the chemical agent of 5 inner chamber of ration jar reaches the numerical value of settlement singlechip controller 8 control first solenoid valve 4 closes and stops to add the chemical agent to ration jar 5 inner chamber, set for time interval on time-

recorder

9, 8 control second solenoid valve 8 controls the chemical agent 7 and opens the chemical agent that can add the storage tank 5 inner chamber of ration, the fixed liquid level meter pipe 17 is equipped with in the fixed liquid level meter pipe 17 through the scale of liquid level meter pipe 17, the liquid level meter pipe surface is equipped with the liquid level meter of liquid level meter in one section of liquid level meter jar 17.

EXAMPLE III

As shown in FIGS. 1-4, the PCB chemical agent balanced adding device according to the embodiment of the present invention comprises a storage tank 1 and a stirring mechanism, wherein a feeding hopper 2 is fixedly arranged at the top of one side of the storage tank 1, a feeding pipe 3 is fixedly arranged at the bottom of the storage tank 1, a first electromagnetic valve 4 is arranged on the feeding pipe 3, a quantitative tank 5 is fixedly connected to the bottom end of the feeding pipe 3, a discharging pipe 6 is fixedly arranged at the bottom of the quantitative tank 5, a second electromagnetic valve 7 is arranged on the discharging pipe 6, a singlechip controller 8 is fixedly arranged on the front side surface of the storage tank 1, a timer 9 is fixedly arranged on the front side surface of the quantitative tank 5, a liquid level sensor 10 is fixedly arranged at one side of the bottom of the quantitative tank 5, and the liquid level sensor 10 can detect the amount of the chemical agent in the inner cavity of the quantitative tank 5, when the amount of the chemical agent in 5 inner chambers of quantitative jar reached the numerical value of settlement the single chip microcomputer controller 8 control first solenoid valve 4 close and stop to add the chemical agent to 5 inner chambers of quantitative jar, set for the time interval on time-recorder 9, single chip microcomputer controller 8 control second solenoid valve 7 of interval open can add the chemical agent ration in 5 inner chambers of quantitative jar to the plating bath, level sensor 10, single chip microcomputer controller 8, connect gradually through the wire between the first solenoid valve 4, time-recorder 9, single chip microcomputer controller 8, connect gradually through the wire between the

second solenoid valve

7, 5 inner chamber bottoms of quantitative jar are equipped with water conservancy diversion slope 18, water conservancy diversion slope 18 can carry out the water conservancy diversion to the chemical agent, can prevent that the chemical agent from remaining in 5 inner chambers of quantitative jar.

To sum up, with the aid of the above-mentioned technical scheme, this device is when using, agitator motor 11 can drive first stirring rake 12 rotatory, first stirring rake 12 can drive second stirring rake 15 rotatory through driving gear 13 and driven gear 14, first stirring rake 12 can stir the chemical agent of 1 inner chamber of storage tank simultaneously with second stirring rake 15, set for the procedure in advance on the singlechip controller and make first solenoid valve and second solenoid valve can not open simultaneously, level sensor 10 can detect the amount of the chemical agent of 5 inner chambers of quantitative jar, singlechip controller 8 controls first solenoid valve 4 and closes and stops to add chemical agent to 5 inner chambers of quantitative jar when the amount of the chemical agent of 5 inner chambers of quantitative jar reaches the numerical value of settlement, set for the time interval on time-

recorder

9, 8 controls second solenoid valve 7 and opens and can add the chemical agent ration of 5 inner chambers of quantitative jar in the plating bath at every interval.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a balanced device that adds of PCB chemical agent, includes storage tank (1) and rabbling mechanism, its characterized in that: storage tank (1) one side fixed feeder hopper (2) that is equipped with in top, fixed inlet pipe (3) that is equipped with in storage tank (1) bottom, install first solenoid valve (4) on inlet pipe (3), inlet pipe (3) bottom fixedly connected with quantifying jar (5), quantifying jar (5) bottom is fixed and is equipped with discharging pipe (6), install second solenoid valve (7) on discharging pipe (6), fixed singlechip controller (8) that is equipped with of surface before storage tank (1), quantifying jar (5) front side fixed time-recorder (9) that is equipped with of surface, quantifying jar (5) bottom one side is fixed and is equipped with level sensor (10).

2. The PCB chemical agent balanced adding device of claim 1, wherein: rabbling mechanism includes agitator motor (11), just agitator motor (11) fixed mounting is at storage tank (1) top, agitator motor (11) bottom is through the first stirring rake (12) of transmission shaft fixedly connected with, the fixed cover in first stirring rake (12) top outside is equipped with driving gear (13), driving gear (13) one side is connected with second stirring rake (15) through driven gear (14), just first stirring rake (12) all rotate the setting at storage tank (1) inner chamber through the bearing with second stirring rake (15).

3. The PCB chemical agent balanced adding device as claimed in claim 2, wherein: and the first stirring paddle (12) and the second stirring paddle (15) are both provided with water flow openings (16).

4. The PCB chemical agent balanced adding device of claim 3, wherein: the liquid level measuring pipe (17) is symmetrically and fixedly arranged on two sides of the storage tank (1), and liquid level scales are arranged on the surface of the liquid level measuring pipe (17).

5. The PCB chemical agent balanced addition device of claim 4, wherein: and a flow guide slope (18) is arranged at the bottom of the inner cavity of the quantitative tank (5).

6. The PCB chemical agent balanced addition device of claim 5, wherein: the liquid level sensor (10), the single chip microcomputer controller (8) and the first electromagnetic valve (4) are connected in sequence through conducting wires, and the timer (9), the single chip microcomputer controller (8) and the second electromagnetic valve (7) are connected in sequence through conducting wires.