CN217774930U

CN217774930U - Maintenance device applied to PCB horizontal line

Info

Publication number: CN217774930U
Application number: CN202123034554.8U
Authority: CN
Inventors: 程文君; 冯凌宇; 李卓韬; 李舒宇; 徐善李; 常硕
Original assignee: Guangdong Xizhen Circuit Technology Co ltd
Current assignee: Guangdong Xizhen Circuit Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-11-11
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a maintenance device applied to a PCB horizontal line, which comprises a horizontal line and is characterized by comprising a transfusion tube, wherein spray tubes are symmetrically arranged at the upper end and the lower end of the horizontal line, the transfusion tube is respectively connected with the spray tubes, the spray tubes are connected with spray heads, and the spray heads face the horizontal line; a water replenishing and cleaning pipe is arranged on one side of the infusion pipe, and a water replenishing bypass pipe is arranged on one side of the water replenishing and cleaning pipe; the filter also comprises a liquid return pipe, and the liquid return pipe is connected with a filter assembly; and a cylinder bottom spray pipe is arranged below the horizontal line. The utility model discloses the procedure that equipment was formulated through prior art can realize full-automatic completion maintenance, need not the manual work and wash and scrub inside the equipment, very big shortening the maintenance time, effective solve the big problem of personnel intensity of labour, also improved the utilization rate of equipment simultaneously.

Description

Maintenance device applied to PCB horizontal line

Technical Field

The utility model belongs to the technical field of the PCB, concretely relates to be applied to maintenance device of PCB water flat line.

Background

In the printed circuit board industry, a plurality of horizontal lines are used, and the horizontal lines refer to equipment for completing specific chemical reaction on a circuit board through participation of liquid medicine and clear water.

The general process flow of the horizontal line processing circuit board is as follows: the method comprises the following steps of washing water → medicinal water tanks (completing specific chemical reactions on a circuit board) → washing water → connecting different medicinal water tanks in series according to different processes to complete a series of chemical reactions → a drying section.

Horizontal line production facilities require 1 hour of small maintenance every day and 5 hours of large maintenance every week. Mainly do the cleanness to the shower nozzle jam problem of the line body, the interior impurity problem of cell body, the dirty problem of gyro wheel. The common practice in the industry is to use a water gun for washing and manually brushing for horizontal line maintenance, the labor intensity is high, people need to contact various toxic, harmful and corrosive liquid medicines, the working environment for maintenance is poor, and the equipment yield is influenced by long time consumed for maintenance.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a be applied to maintenance device of PCB water flat line.

The technical scheme of the utility model is that:

a maintenance device applied to a PCB horizontal line comprises the horizontal line and is characterized by comprising a liquid conveying pipe, wherein spray pipes are symmetrically arranged at the upper end and the lower end of the horizontal line, the liquid conveying pipe is respectively connected with the spray pipes, the spray pipes are connected with spray heads, and the spray heads face the horizontal line; a water replenishing and cleaning pipe is arranged at one side of the infusion pipe, and a water replenishing bypass pipe is arranged at one side of the water replenishing and cleaning pipe; the filter also comprises a liquid return pipe, and the liquid return pipe is connected with a filter component; and a cylinder bottom spray pipe is arranged below the horizontal line.

The utility model discloses in, increase a set of moisturizing bypass pipe with pneumatic valve control at the booster pump, lateral wall and spraying blind area part under cylinder bottom and the liquid level increase and wash the supporting nozzle of spray tube (cylinder bottom spray tube), can guarantee the cleaning performance.

Furthermore, the device also comprises a booster pump which is respectively connected with the infusion tube and the liquid return tube.

Furthermore, a float valve is arranged at the water outlet of the clean water replenishing pipe, and the liquid level height is tested.

Furthermore, the device also comprises a swing frame, wherein the swing frame is symmetrically arranged at the upper end and the lower end of the horizontal line, and the spray pipe is arranged on the swing frame.

Furthermore, the bottom of the maintenance device is connected with a drain pipe.

Furthermore, a drain pneumatic valve is arranged at the joint of the maintenance device and the drain pipe.

Furthermore, the infusion tube, the liquid return tube, the clear water replenishing tube, the water replenishing bypass tube and the cylinder bottom spray tube are all provided with pneumatic valves.

Furthermore, the filtering component comprises a filter and a precision filter which are connected in sequence.

Further, the precision filter comprises at least one of the following filter components: microfiltration component, fine filtration component, ceramic membrane component, tubular membrane component, PVDF membrane component and MBR membrane component.

The utility model discloses in, use through filter and precision filter cooperation, can effectively filter slight impurity and foreign matter, reduce stifled shower nozzle probability.

Furthermore, the system also comprises a central control module which is respectively connected with the booster pump, the pneumatic valve and the drainage pneumatic valve.

The utility model discloses in, newly increase the pneumatic valve and realize automatic control through prior art PLC programming to each pipeline, can realize the automatic maintenance that washs.

In particular, the present invention relates to technical features of software and circuit programs, and the realization of the functions thereof belongs to the prior art, and the essence of the technical solution of the present application is the improvement of the composition and connection relationship of hardware parts, and does not relate to the improvement of the software program or the circuit structure itself.

The utility model discloses a working procedure does:

s1, after the circuit board is produced, starting a one-key program to enter an automatic maintenance program, and starting the circuit board after the circuit board passes a horizontal line;

s2, a PLC (central control module) controls a pneumatic valve to pump tank liquid by using a developing spray pump, wherein the tank liquid comprises that a spray pipe which is not limited to the side and the bottom of a tank and the dead angle position below the liquid level washes the tank bottom, liquid medicine sediment is stirred, and waste liquid discharge is controlled;

s3, controlling a pneumatic valve through a PLC program to enable a booster pump to pump clear water, carrying out high-pressure cleaning on the spray pipe and the spray head by using the clear water, removing liquid medicine in the spray pipe rack, and flushing foreign matters blocking the spray nozzle to prevent the spray nozzle from being blocked, wherein the time is set to be open and set according to requirements;

s4, starting a booster pump, closing a pneumatic valve of a spray pipe at the bottom of the cylinder, flushing the liquid medicine tank with clear water by utilizing an upper spray head and a lower spray head, and setting the time to be open according to requirements;

s5, starting a booster pump, closing pneumatic valves of branch infusion tubes of the upper and lower swing frames, opening a pneumatic valve of a cylinder bottom nozzle, flushing the cylinder bottom with clean water again by using the cylinder bottom nozzle, and simultaneously discharging wastewater, wherein the time is set to be open and set according to requirements;

s6, calling manual confirmation after maintenance is finished;

s7, confirming that maintenance is finished, automatically extracting the prepared tank liquor, and entering a working state;

s8, the pneumatic valve is controlled through a PLC program after the last plate in the material waiting for stopping passes through a horizontal line, so that liquid medicine in a booster pump extraction groove body in normal production is switched to be clear water in an extraction water supplementing bypass pipe, the liquid medicine in a pipeline system from the booster pump to a tail end nozzle is discharged, the pipeline system is prevented from being blocked due to the fact that the liquid medicine stops flowing and crystallizing, time is set to be open, and the time is set according to requirements.

And S7, preparing corresponding bath solution by using the auxiliary tank in the prior art and the concentrated bath solution in the pipeline to prepare clear water, heating to the working temperature, and waiting for the extraction of the corresponding liquid medicine tank.

The beneficial effects of the utility model reside in that:

the utility model discloses the procedure that equipment was formulated through prior art can realize full-automatic completion maintenance, need not the manual work and wash and scrub inside the equipment, very big shortening the maintenance time, effective solve the big problem of personnel intensity of labour, also improved the utilization rate of equipment simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1

A maintenance device applied to a PCB horizontal line comprises a horizontal line 10 and is characterized by comprising an infusion tube 1, wherein the upper end and the lower end of the horizontal line are symmetrically provided with spray tubes 2, the infusion tubes are respectively connected with the spray tubes, the spray tubes are connected with spray heads 21, and the spray heads face the horizontal line; a water replenishing and cleaning pipe 3 is arranged at one side of the infusion pipe, and a water replenishing bypass pipe 4 is arranged at one side of the water replenishing and cleaning pipe; the filter also comprises a liquid return pipe 5 which is connected with a filter component 6; a cylinder bottom spray pipe 7 is arranged below the horizontal line.

The utility model discloses in, increase a set of moisturizing bypass pipe with pneumatic valve control at the booster pump, lateral wall under cylinder bottom and the liquid level and spray the blind area part and increase and wash the supporting nozzle of spray tube (cylinder bottom spray tube), can guarantee the cleaning performance.

Further, the device also comprises a booster pump 8 which is respectively connected with the infusion tube and the liquid return tube.

Further, a float valve 31 is arranged at a water outlet of the clean water replenishing pipe, and the liquid level height is tested.

Further, the device also comprises a swing frame 22, the swing frame is symmetrically arranged at the upper end and the lower end of the horizontal line, and the spray pipe is arranged on the swing frame.

Further, a drain pipe 9 is connected to the bottom of the maintenance device.

Furthermore, a drain pneumatic valve 91 is arranged at the joint of the maintenance device and the drain pipe.

Further, the infusion tube, the liquid return tube, the clear water replenishing tube, the water replenishing bypass tube and the cylinder bottom nozzle are all provided with pneumatic valves 81.

Further, the filter assembly comprises a filter 61 and a precision filter 62 which are connected in sequence.

Further, the system also comprises a central control module (not labeled), and the central control module is respectively connected with the booster pump, the pneumatic valve and the drainage pneumatic valve.

Example 2

This embodiment provides a maintenance device having the same structure as that of embodiment 1, except that, further, the precision filter includes a combination of the following filter elements: ceramic membrane module, MBR membrane module.

Example 3

This embodiment provides a maintenance device having the same structure as that of embodiment 1, except that, further, the precision filter includes a combination of the following filter assemblies: fine filter assembly, tubular membrane assembly.

Example 4

This embodiment provides a maintenance device having the same structure as that of embodiment 1, except that, further, the precision filter includes a combination of the following filter elements: microfiltration component, ceramic membrane component and PVDF membrane component.

Example 5

This embodiment provides a maintenance device having the same structure as that of embodiment 1, except that, further, the precision filter includes a combination of the following filter assemblies: ceramic membrane module, tubular membrane module, MBR membrane module.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.

Claims

1. A maintenance device applied to a PCB horizontal line comprises the horizontal line and is characterized by comprising a liquid conveying pipe, wherein spray pipes are symmetrically arranged at the upper end and the lower end of the horizontal line, the liquid conveying pipe is respectively connected with the spray pipes, the spray pipes are connected with spray heads, and the spray heads face the horizontal line;

a water replenishing and cleaning pipe is arranged at one side of the infusion pipe, and a water replenishing bypass pipe is arranged at one side of the water replenishing and cleaning pipe;

the filter also comprises a liquid return pipe, and the liquid return pipe is connected with a filter assembly;

and a cylinder bottom spray pipe is arranged below the horizontal line.

2. The maintenance device applied to the PCB horizontal line, according to claim 1, further comprising a booster pump, wherein the booster pump is respectively connected with the liquid conveying pipe and the liquid return pipe.

3. The maintenance device applied to the PCB horizontal line, according to claim 1, wherein the water outlet of the replenishing clean water pipe is provided with a ball float valve.

4. The maintenance device applied to the horizontal line of the PCB of claim 1, further comprising a swing frame, wherein the swing frame is symmetrically arranged at the upper end and the lower end of the horizontal line, and the nozzle tube is arranged on the swing frame.

5. The maintenance device applied to the horizontal line of the PCB according to claim 2, wherein a drain pipe is connected to the bottom of the maintenance device.

6. The maintenance device applied to the horizontal line of the PCB according to claim 5, wherein a drain pneumatic valve is arranged at the joint of the maintenance device and the drain pipe.

7. The maintenance device applied to the PCB horizontal line according to claim 6, wherein the infusion tube, the liquid return tube, the water replenishing and cleaning tube, the water replenishing by-pass tube and the cylinder bottom nozzle are all provided with pneumatic valves.

8. The maintenance device applied to the horizontal line of the PCB according to claim 1, wherein the filtering assembly comprises a filter and a precision filter which are connected in sequence.

9. The maintenance device applied to the horizontal line of the PCB according to claim 8, wherein the precision filter comprises at least one of the following filter components: microfiltration component, fine filtration component, ceramic membrane component, tubular membrane component, PVDF membrane component and MBR membrane component.

10. The maintenance device applied to the PCB horizontal line according to claim 7, further comprising a central control module, wherein the central control module is respectively connected with a booster pump, a pneumatic valve and a drain pneumatic valve.