Filter convenient for replacing filter element in electroplating VCP production line

Abstract

The utility model relates to the technical field of PCB (printed circuit board) processing, in particular to a filter convenient for replacing a filter element in an electroplating VCP production line, which comprises a liquid medicine filter and a VCP plating tank positioned in the electroplating VCP production line, a water outlet pipe is arranged on one side above the liquid medicine filter, and a second three-way pipe is arranged on one side of the water outlet pipe far away from the liquid medicine filter; a water inlet pipe is arranged at the top of the liquid medicine filter, a first three-way pipe is arranged on the side, away from the liquid medicine filter, of the water inlet pipe, and a water inlet is formed in the side, away from the water inlet pipe, of the first three-way pipe; according to the utility model, the connecting pipe and the third valve are additionally arranged between the water inlet and the water outlet of the liquid medicine filter, the third valve is closed during normal production, and the third valve is opened during valve core replacement, so that the filter works normally, and the liquid level of a plating tank is not influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board processing, in particular to a filter in an electroplating VCP production line which is convenient for replacing a filter element. Background Art

[0002] PCB, also known as printed circuit board, is an essential component in the current electronics industry. It is used for electrical connection of electronic components. VCP (Vertical conveyor plating) is a full-board copper plating production line that uses jet copper plating technology and vertical continuous conveyor device for PCB copper plating.

[0003] When replacing the filter element in the PCB electroplating VCP production line, the filter must close the inlet and outlet valves, resulting in the inability to circulate the solution and the drop in the liquid level, so that the anode copper ball is exposed, resulting in passivation and affecting the electroplating effect, especially for pulse electroplating.

[0004] Therefore, it is necessary to design a filter that is easy to replace the filter element in the electroplating VCP production line to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a filter in an electroplating VCP production line that is convenient for replacing filter elements, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A filter for easy replacement of filter elements in an electroplating VCP production line comprises a medicinal liquid filter and a VCP plating tank located in the electroplating VCP production line, the outer periphery of the medicinal liquid filter extends to a support connected thereto, a waste outlet is arranged at a bottom middle position of the medicinal liquid filter, an outlet pipe is arranged on one side above the medicinal liquid filter, a second three-way pipe is arranged on a side of the outlet pipe away from the medicinal liquid filter, a water outlet is arranged on a side of the second three-way pipe away from the outlet pipe, a water inlet is arranged on the top of the medicinal liquid filter, a first three-way pipe is arranged on a side of the water inlet pipe away from the medicinal liquid filter, a water inlet is arranged on a side of the first three-way pipe away from the water inlet pipe, a connecting pipe is further connected between the first three-way pipe and the second three-way pipe, and a detachable filter element is arranged inside the medicinal liquid filter.

[0008] As a preferred solution of the utility model, one side of the first three-way pipe is threadedly connected to the top inlet end of the water inlet pipe, and the other two sides of the first three-way pipe are also threadedly connected to the first valve and the connecting pipe respectively.

[0009] As a preferred solution of the utility model, one side of the second three-way pipe is connected to the internal thread of the water outlet pipe, and the other two sides of the second three-way pipe are also connected to the connecting pipe and the second valve respectively by threading.

[0010] As a preferred solution of the utility model, both ends of the connecting pipe are respectively connected to the internal cavities of the water inlet end and the water outlet end, and a third valve is also provided on the connecting pipe.

[0011] As a preferred solution of the utility model, an inspection port is also provided on the outer surface of the medicinal liquid filter, and the inspection port is an openable structure.

[0012] As a preferred solution of the utility model, the water outlet end of the medicinal solution filter is connected to the input end of the VCP plating tank through a pipeline, and a water pump for providing power is also connected to the pipeline.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, a filter is set up in an electroplating VCP production line for easy replacement of filter elements. When the filter element inside the filter needs to be replaced, the third valve is opened, the connecting pipe end is connected, and the first valve and the second valve are closed at the same time. After the filter element is replaced, the first valve and the second valve are opened, and then the third valve is closed to restore the normal working state of each valve, so that the plating tank liquid level will not be affected, the filter can work normally, and problems such as anode passivation can be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall design of the utility model;

[0016] Figure 2 This is a three-dimensional structural schematic diagram of the medicine filter of the utility model;

[0017] Figure 3 The figure is a schematic diagram of the internal structure of the medicine filter of the utility model.

[0018] In the figure: 1. Chemical solution filter; 2. VCP plating tank; 3. Bracket; 4. Waste outlet; 5. Water outlet pipe; 6. Water outlet; 7. Water inlet pipe; 8. First three-way pipe; 9. Water inlet; 10. Second three-way pipe; 11. Connecting pipe; 12. Filter element; 13. First valve; 14. Third valve; 15. Second valve; 16. Inspection port; 17. Water pump. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0023] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0024] A filter for easy replacement of filter elements in an electroplating VCP production line comprises a medicinal liquid filter 1 and a VCP plating tank 2 located in the electroplating VCP production line, the periphery of the medicinal liquid filter 1 extends to a support 3 connected thereto below, a waste outlet 4 is arranged at the middle position of the bottom of the medicinal liquid filter 1, a water outlet pipe 5 is arranged on one side above the medicinal liquid filter 1, a second three-way pipe 10 is arranged on the side of the water outlet pipe 5 away from the medicinal liquid filter 1, a water outlet 6 is arranged on the side of the second three-way pipe 10 away from the water outlet pipe 5, a water inlet pipe 7 is arranged on the top of the medicinal liquid filter 1, a first three-way pipe 8 is arranged on the side of the water inlet pipe 7 away from the medicinal liquid filter 1, a water inlet 9 is arranged on the side of the first three-way pipe 8 away from the water inlet pipe 7, a connecting pipe 11 is further connected between the first three-way pipe 8 and the second three-way pipe 10, and a detachable filter element 12 is arranged inside the medicinal liquid filter 1.

[0025] For details, please refer to Figure 1 , Figure 2 as well as Figure 3 , one side of the first three-way pipe 8 is threadedly connected to the top inlet end of the water inlet pipe 7, and the other two sides of the first three-way pipe 8 are also threadedly connected to the first valve 13 and the connecting pipe 11 respectively; one side of the second three-way pipe 10 is threadedly connected to the inner thread of the water outlet pipe 5, and the other two sides of the second three-way pipe 10 are also threadedly connected to the connecting pipe 11 and the second valve 15 respectively; the two ends of the connecting pipe 11 are respectively connected to the internal cavities of the water inlet end and the water outlet end, and a third valve 14 is also arranged on the connecting pipe 11;

[0026] In this embodiment, when the filter element 12 needs to be replaced, the third valve 14 is opened to connect the end of the connecting pipe 11, and the first valve 13 and the second valve 15 are closed at the same time. After the filter element 12 is replaced, the first valve 13 and the second valve 15 are opened, and then the third valve 14 is closed to restore the normal working state of each valve, so that the filter can work normally without affecting the liquid level of the plating tank.

[0027] For details, please refer to Figure 2 as well as Figure 3 The outer surface of the medicine filter 1 is also provided with an inspection port 16, and the inspection port 16 is an openable structure;

[0028] In this embodiment, the internal detachable filter element 12 can be replaced by opening the inspection port 16 .

[0029] For details, please refer to Figure 1 The water outlet 6 of the liquid medicine filter 1 is connected to the input end of the VCP plating tank 2 through a pipeline, and a water pump 17 for providing power is also connected to the pipeline;

[0030] In this embodiment, the water in the chemical solution filter 1 can be delivered to the VCP plating tank 2 by the water pump 17 .

[0031] The working process of the utility model is as follows: when using the filter machine that is convenient for replacing the filter element in the electroplating VCP production line, firstly, the liquid filter machine 1 is connected to the VCP plating tank 2 through a pipeline. In daily use, the first valve 13 and the second valve 15 are opened, and then the third valve 14 is closed, so that the liquid filter machine 1 can operate normally. When it is necessary to replace the filter element 12, the third valve 14 is opened to connect the connecting pipe 11 end, and the first valve 13 and the second valve 15 are closed at the same time. After the filter element 12 is replaced, the first valve 13 and the second valve 15 are opened, and then the third valve 14 is closed to restore the normal working state of each valve, so that the filter machine can operate normally without affecting the liquid level of the plating tank.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A filter for easily replacing filter elements in a VCP electroplating production line, comprising a liquid medicine filter (1) and a VCP plating tank (2) located in the VCP electroplating production line, characterized in that: The outer periphery of the medicinal water filter (1) is extended to a support (3) connected thereto below, a waste outlet (4) is provided at a middle position at the bottom of the medicinal water filter (1), a water outlet pipe (5) is provided at one side above the medicinal water filter (1), a second three-way pipe (10) is provided at a side of the water outlet pipe (5) away from the medicinal water filter (1), a water outlet (6) is provided at a side of the second three-way pipe (10) away from the water outlet pipe (5), an inlet pipe (7) is provided at the top of the medicinal water filter (1), a first three-way pipe (8) is provided at a side of the water inlet pipe (7) away from the medicinal water filter (1), a water inlet (9) is provided at a side of the first three-way pipe (8) away from the water inlet pipe (7), a connecting pipe (11) is further connected between the first three-way pipe (8) and the second three-way pipe (10), and a detachable filter element (12) is provided inside the medicinal water filter (1).

2. The filter for easy replacement of filter element in a VCP electroplating production line according to claim 1, characterized in that: One side of the first three-way pipe (8) is threadedly connected to the top inlet end of the water inlet pipe (7), and the other two sides of the first three-way pipe (8) are also threadedly connected to the first valve (13) and the connecting pipe (11).

3. The filter for easy replacement of filter element in a VCP electroplating production line according to claim 1, characterized in that: One side of the second three-way pipe (10) is connected to the inner thread of the water outlet pipe (5), and the other two sides of the second three-way pipe (10) are also connected to the connecting pipe (11) and the second valve (15) respectively by means of threads.

4. The filter for easy replacement of filter element in a VCP electroplating production line according to claim 1, characterized in that: Both ends of the connecting pipe (11) are respectively connected to the internal cavities of the water inlet end and the water outlet end, and a third valve (14) is also provided on the connecting pipe (11).

5. The filter for easy replacement of filter element in a VCP electroplating production line according to claim 1, characterized in that: An inspection port (16) is also provided on the outer surface of the medicinal liquid filter (1), and the inspection port (16) is an openable structure.

6. The filter for easy replacement of filter element in a VCP electroplating production line according to claim 1, characterized in that: The water outlet (6) end of the medicinal liquid filter (1) is connected to the input end of the VCP plating tank (2) via a pipeline, and a water pump (17) for providing power is also connected to the pipeline.

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