CN214852079U

CN214852079U - Automatic structure that adds of circuit board brown line liquid medicine

Info

Publication number: CN214852079U
Application number: CN202022567692.1U
Authority: CN
Inventors: 段承林; 张小文; 畅进辉; 朱惠民; 李强
Original assignee: Longnan Junya Precision Circuit Co ltd
Current assignee: Longnan Junya Precision Circuit Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-11-23
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses an automatic structure that adds of circuit board brown line liquid medicine, add the box including brown liquid, the pure water adds the box, hydrogen peroxide solution adds the box and sulphuric acid adds the box, brown liquid adds the box, the pure water adds the box, hydrogen peroxide solution adds the box and sulphuric acid adds the box and sets gradually, and brown liquid adds the box, the pure water adds the box, hydrogen peroxide solution adds the box and sulphuric acid adds the box and is the symmetry and sets up the connecting ring frame, brown liquid adds the box, the pure water adds the box, hydrogen peroxide solution adds the equal fixed mounting in upper end that box and sulphuric acid added the box and has the liquid extraction pipeline, and the pure water adds the box, hydrogen peroxide solution adds the equal fixed mounting of lower extreme that box and sulphuric acid added the box and goes out the liquid pipeline, brown liquid adds box and pure water and adds fixed mounting between the box and has the connecting pipeline. The utility model discloses in the use, can not produce chemical reaction during the palmization groove and form gelatinous foreign matter, avoid palmization face foreign matter bad production, improve the qualification rate of product.

Description

Automatic structure that adds of circuit board brown line liquid medicine

Technical Field

The utility model relates to a circuit board brown line technical field especially relates to an automatic structure that adds of circuit board brown line liquid medicine.

Background

For a browning line in the production process of a circuit board, in the prior art, according to the set production capacity, a browning liquid, pure water, hydrogen peroxide and sulfuric acid are respectively added into a browning tank by four adding boxes according to a browning line sensor, the browning liquid, the pure water, the hydrogen peroxide and the sulfuric acid are added into the browning tank by the four adding boxes, the browning liquid has weak alkalinity during adding, the browning tank liquid is acidic, the browning liquid can generate chemical reaction to form an iron gray colloidal compound when being directly added into the browning tank, the compound can be adhered to a board surface in the production process, foreign matters on the browning board surface are caused, and the reliability of a product is influenced, so that the automatic liquid medicine adding structure for the browning line of the circuit board is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automatic adding structure of the palm fiber liquid medicine of a circuit board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic structure that adds of circuit board brown line liquid medicine, adds box, hydrogen peroxide solution interpolation box and sulphuric acid interpolation box including brown liquid, brown liquid adds box, pure water interpolation box, hydrogen peroxide solution interpolation box and sulphuric acid interpolation box and sets gradually, just brown liquid adds box, pure water interpolation box, hydrogen peroxide solution interpolation box and sulphuric acid interpolation box and is the symmetry and sets up the connecting ring frame, brown liquid adds the equal fixed mounting in upper end that box, pure water interpolation box, hydrogen peroxide solution interpolation box and sulphuric acid added the box and has the drawing liquid pipeline, just the equal fixed mounting of lower extreme that pure water added box, hydrogen peroxide solution interpolation box and sulphuric acid added the box has a liquid pipeline, brown liquid adds between box and the pure water interpolation box fixed mounting and has a connecting tube, equal fixed mounting has the solenoid valve on liquid pipeline and the connecting tube of pure water interpolation box lower extreme.

Preferably, a PH value sensor and a liquid level meter are fixedly mounted on the circumferential outer wall of the pure water adding box respectively.

Preferably, one of the connecting ring frames is fixedly provided with a PLC control module, and the PLC control module is electrically connected with the electromagnetic valve, the PH value sensor and the liquid level meter.

Preferably, the pure water adds box inner wall top fixed mounting has the connecting rod, the lower extreme of connecting rod is rotated and is installed the installation base station, the circumference outer wall of installation base station is and evenly sets up fixed mounting and has the turbine leaf fan, just the lower surface of installation base station is evenly sets up fixed mounting and has the stirring rod.

Preferably, the central plane of the installation base station and the central line of the connecting pipeline are located on the same plane.

The utility model provides an automatic structure that adds of circuit board brown line liquid medicine, beneficial effect lies in: be provided with PLC control module in this scheme, control the on-off state of two solenoid valves respectively, add the box with the palm ization liquid through connecting tube and pure water during extraction palm ization liquid and be linked together, and the time of box is added to the pure water by PLC control entering, palm ization liquid fuses with the pure water each other with the neutralization again, and carry PLC control module via the pH value sensor perception, just can open the solenoid valve on the pure water adds the drain pipe on the box, carry out the flowing back, can not produce chemical reaction formation gelatineous foreign matter during the palm groove, avoid palm ization face foreign matter harmfully to produce, inject the in-process in the pure water interpolation box into at palm ization liquid simultaneously, rivers impact turbine leaf fan, it is rotatory to drive the stirring rod, accelerate the fusion speed.

Drawings

Fig. 1 is a schematic structural view of an automatic adding structure of brown oxide line liquid medicine of a circuit board provided by the utility model;

fig. 2 is a rear view of an automatic liquid medicine adding structure for a browning line of a circuit board provided by the utility model;

fig. 3 is a cut-away view of the pure water adding box component of the automatic adding structure of the browning line liquid medicine of the circuit board.

In the figure: 1. adding a browning liquid box; 2. a pure water adding box; 3. a hydrogen peroxide adding box; 4. a sulfuric acid addition box; 5. a connecting ring frame; 6. connecting a pipeline; 7. a liquid extraction pipeline; 8. a PLC control module; 9. a stirring rod; 10. an electromagnetic valve; 11. a pH value sensor; 12. a connecting rod; 13. a turbine blade fan; 14. mounting a base station; 15. a liquid outlet pipeline; 16. a liquid level meter.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the structures or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an automatic adding structure for a medical liquid of a browning line of a circuit board comprises a browning liquid adding box 1, a pure water adding box 2, a hydrogen peroxide adding box 3 and a sulfuric acid adding box 4, wherein the browning liquid adding box 1, the pure water adding box 2, the hydrogen peroxide adding box 3 and the sulfuric acid adding box 4 are sequentially arranged, connecting ring frames 5 are symmetrically arranged and fixedly installed on the browning liquid adding box 1, the pure water adding box 2, the hydrogen peroxide adding box 3 and the sulfuric acid adding box 4, liquid pumping pipelines 7 are fixedly installed at the upper ends of the browning liquid adding box 1, the pure water adding box 2, the hydrogen peroxide adding box 3 and the sulfuric acid adding box 4, liquid outlet pipelines 15 are fixedly installed at the lower ends of the pure water adding box 2, liquid outlet pipelines 15 are fixedly installed between the browning liquid adding box 1 and the pure water adding box 2, electromagnetic valves 10 are fixedly installed on the liquid outlet pipelines 15 at the lower end of the pure water adding box 2 and the connecting pipelines 6, the circumference outer wall that box 2 was added to the pure water is last fixed mounting respectively has pH value sensor 11 and level gauge 16, fixed mounting has PLC control module 8 on one of them connecting ring frame 5, PLC control module 8 and solenoid valve 10, electric connection between pH value sensor 11 and the

level gauge

16, 2 inner wall top fixed mounting of box is added to the pure water has connecting rod 12, the lower extreme of connecting rod 12 is rotated and is installed installation base station 14, the circumference outer wall of installation base station 14 is and evenly sets up fixed mounting and has turbine leaf fan 13, and the lower surface of installation base station 14 is and evenly sets up fixed mounting and has stirring rod 9, the central plane of installation base station 14 and the central line of connecting tube 6 are located the coplanar.

In the utility model, the liquid pumping pipelines 7 on the browning liquid adding box 1, the pure water adding box 2, the hydrogen peroxide adding box 3 and the sulfuric acid adding box 4 respectively pump corresponding raw materials, the browning liquid adding box 1 and the pure water adding box 2 are communicated through the connecting pipeline 6, the liquid outlet pipelines 15 at the lower ends of the connecting pipeline 6 and the pure water adding box 2 are both connected with the solenoid valves 10, and the PLC control module 8 controls the opening and closing of the two solenoid valves 10;

at first detect out the pure water via pH value sensor 11 and add the inside pH value of box 2 and be in stable state, open solenoid valve 6 on the connecting tube 6, brown liquid injects into the pure water and adds box 2, in the injection process, brown water's rivers impact turbine blade fan 13, it is rotatory to drive installation base station 14, thereby it is rotatory to drive stirring rod 9, accelerate dissolve between brown liquid and the pure water and neutralize, then detect out the pH value change that the pure water adds box 2 inside by pH value sensor 11 again, when tending to stable back, open the solenoid valve that the pure water added on box 2, carry out the flowing back, so can not produce chemical reaction formation colloidal foreign matter during brown groove, avoid brown face foreign matter bad production.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An automatic liquid medicine adding structure for a browning line of a circuit board comprises a browning liquid adding box (1), a pure water adding box (2), a hydrogen peroxide adding box (3) and a sulfuric acid adding box (4), and is characterized in that the browning liquid adding box (1), the pure water adding box (2), the hydrogen peroxide adding box (3) and the sulfuric acid adding box (4) are sequentially arranged, connecting ring frames (5) are symmetrically and fixedly arranged on the browning liquid adding box (1), the pure water adding box (2), the hydrogen peroxide adding box (3) and the sulfuric acid adding box (4), liquid pumping pipelines (7) are fixedly arranged at the upper ends of the browning liquid adding box (1), the pure water adding box (2), the hydrogen peroxide adding box (3) and the sulfuric acid adding box (4), and liquid outlet pipelines (15) are fixedly arranged at the lower ends of the pure water adding box (2), the hydrogen peroxide adding box (3) and the sulfuric acid adding box (4), a connecting pipeline (6) is fixedly installed between the browning liquid adding box (1) and the pure water adding box (2), and electromagnetic valves (10) are fixedly installed on a liquid outlet pipeline (15) at the lower end of the pure water adding box (2) and the connecting pipeline (6).

2. The automatic adding structure of the browning line liquid medicine of the circuit board according to claim 1, wherein a pH value sensor (11) and a liquid level meter (16) are respectively and fixedly installed on the circumferential outer wall of the pure water adding box (2).

3. The automatic adding structure of the browning line liquid medicine on the circuit board according to claim 1, wherein a PLC control module (8) is fixedly installed on one of the connecting ring frames (5), and the PLC control module (8) is electrically connected with the electromagnetic valve (10), the PH value sensor (11) and the liquid level meter (16).

4. The automatic structure that adds of circuit board brown line liquid medicine of claim 1, characterized in that, the pure water adds box (2) inner wall top fixed mounting has connecting rod (12), the lower extreme of connecting rod (12) is rotated and is installed installation base station (14), the circumference outer wall of installation base station (14) is evenly to set up fixed mounting has turbine leaf fan (13), and the lower surface of installation base station (14) is evenly to set up fixed mounting has stirring rod (9).

5. The automatic adding structure of the palm chemical line liquid medicine of the circuit board as claimed in claim 4, wherein the central plane of the mounting base (14) and the central line of the connecting pipe (6) are in the same plane.