CN219023517U

CN219023517U - Film stripping residue recovery device for flexible circuit board etching line

Info

Publication number: CN219023517U
Application number: CN202223321694.8U
Authority: CN
Inventors: 胡兆文; 邓国华; 许磊; 曾再兴; 李光伟
Original assignee: Uniflex Technology Jiangsu Ltd
Current assignee: Uniflex Technology Jiangsu Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-16
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a flexible circuit board etching line film stripping slag recovery device in the field of circuit board manufacturing, which comprises a filter roller, wherein a film stripping liquid tank is arranged in the filter roller in a matched manner, a net belt conveyor is arranged in the filter roller, a film slag temporary storage barrel is arranged right below the output end of the net belt conveyor, a flushing mechanism is arranged right above the filter roller, and a film brushing mechanism and a blowing mechanism are arranged in the output end of a conveying belt in a matched manner; when the membrane slag is positioned at the highest position of the inner surface of the filtering roller, the membrane slag falls onto the mesh belt conveyor under the dual action of gravity and the flushing mechanism, the membrane slag is taken to the output end of the mesh belt conveyor, falls into the temporary storage barrel for the falling membrane slag after being processed by the membrane brushing mechanism, and the residual membrane slag is blown off from the mesh belt conveyor into the temporary storage barrel for the membrane slag by the flushing mechanism when running to the lower side of the mesh belt conveyor, so that the membrane slag is fully recovered.

Description

Film stripping residue recovery device for flexible circuit board etching line

Technical Field

The utility model relates to a film stripping residue recovery device in the field of circuit board manufacturing.

Background

In the circuit board manufacturing process, there is the process that the etching line shelled the membrane, and the waste liquid that has membrane sediment and lotion gets into the filter roller, accompanies the rotation of filter roller, and the lotion gets into the membrane drug tank of shelling through the filter roller, and the membrane sediment then adsorbs at the internal surface of filter roller, and when the membrane sediment was located the internal surface highest position of filter roller, the membrane sediment was under the action of gravity, and the membrane sediment was carried to the output of guipure conveyer on, dropped to the unloading membrane sediment and is kept in the bucket. However, in this process, the film residue cannot be effectively and completely recovered, the machine is operated for a long time, more film residue returns to the tank to block the nozzle, and poor quality of the film is produced.

Disclosure of Invention

The utility model aims to provide a film stripping residue recovery device for a flexible circuit board etching line, which can better clean film residues, so that the film residues are fully cleaned and recovered, and poor quality caused by incomplete stripping due to the blockage of a nozzle by the film residues is avoided.

In order to achieve the above purpose, the utility model provides a flexible circuit board etching line film stripping slag recovery device, which comprises a filter roller, wherein a film stripping liquid tank is arranged in the filter roller in a matched manner, a net belt conveyor is arranged in the filter roller, a film slag temporary storage barrel is arranged right below the output end of the net belt conveyor, a flushing mechanism is arranged right above the filter roller, and a film brushing mechanism and a blowing mechanism are arranged in the output end of the conveyer belt in a matched manner.

Compared with the prior art, the utility model has the beneficial effects that the waste liquid with the film residue and the liquid medicine falls into the inner surface of the filtering roller through the feeding slope, the filtering roller rotates, so that the waste liquid enters the film stripping liquid medicine tank through the filtering of the filtering roller, the film residue is adsorbed on the inner surface of the filtering roller, when the film residue is positioned at the highest position of the inner surface of the filtering roller, the film residue falls onto the mesh belt conveyor under the dual actions of gravity and the flushing mechanism, the film residue is brought to the output end of the mesh belt conveyor, falls into the film residue temporary storage barrel after being processed by the film brushing mechanism, and the residual film residue is blown off the mesh belt conveyor into the film residue temporary storage barrel by the blowing mechanism when running to the lower side of the mesh belt conveyor, so that the film residue is fully recovered.

As a further improvement of the utility model, the flushing mechanism comprises a liquid spraying pipe, a plurality of liquid spraying holes are formed at the bottom of the liquid spraying pipe, one end of the liquid spraying pipe is sealed, and the other end of the liquid spraying pipe is communicated with the film stripping liquid medicine tank through a filter pump.

The liquid medicine in the film stripping liquid medicine tank is pumped into the liquid spraying hole of the liquid spraying pipe by the filtering pump to spray the liquid medicine on the outer surface of the filtering roller in a pressurized mode, so that film residues attached to the inner surface of the filtering roller can be flushed down by hydraulic flushing and finally fall onto the mesh belt conveyor to be sent out by the mesh belt conveyor, and the liquid medicine is permeated into the film stripping liquid medicine tank again through the filtering roller and the mesh belt conveyor, so that recycling is formed.

As a further improvement of the utility model, the film brushing mechanism comprises a fixing frame, wherein the fixing frame is arranged at the output end of the mesh belt conveyor, a hairbrush is arranged on the fixing frame, and the hairbrush is contacted with the outer surface of the filter mesh belt of the mesh belt conveyor; when the film slag is sent to the output end of the mesh belt conveyor, the film slag rotates from top to bottom, passes through the brush and is brushed down by the brush, and falls into the film slag temporary storage barrel.

As a further improvement of the utility model, the inner side surface of the fixing frame is processed into an arc shape matched with the output end of the mesh belt conveyor; therefore, the brush can be more attached to the rotary shape of the mesh belt conveyor, the upper-stacked brush forms a stepped multi-layer structure, and the contact surface of the filter screen belt of the mesh belt conveyor can be increased, so that the effect of brushing off film residues is improved.

As a further improvement of the utility model, the inner side surface of the fixing frame is provided with a plurality of rows of brushes, and the brushes between two adjacent rows are arranged in a staggered way; therefore, the positions of the brushes between two adjacent rows can form a complementary effect, and the positions, which are not brushed by the brushes of the previous row, are supplemented by the brushes of the next row, so that the effect of brushing off the film residues is further improved.

As a further improvement of the utility model, the front end of the brush, which is contacted with the filter screen belt, is processed into a round head; thus, the friction force of the contact object can be reduced, so that the damage to the filter screen belt of the filter screen belt conveyor can be avoided.

As a further improvement of the utility model, the hairbrush is made of nylon; therefore, the hairbrush has the advantages of good mechanical property, wear resistance, strong toughness, good bending restoring force, high temperature resistance, difficult deformation and long service life.

As a further improvement of the utility model, the purging mechanism comprises a purging pipe which is arranged between the filter screen belts of the belt conveyor and the pipe orifice is opposite to the downward direction; therefore, after the brush is brushed, a bit of residual film slag can be transferred to the lower part from the mesh belt conveyor, and compressed air just blows the inner side surface of the lower part of the filter screen belt of the mesh belt conveyor, so that the residual film slag attached to the filter screen belt is blown off and falls into the film slag temporary storage barrel, and the residual film slag is fully removed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic structural view of the film brushing mechanism of the present utility model.

FIG. 3 is a schematic view showing the arrangement of the brush according to the present utility model.

Fig. 4 is a schematic structural view of the filter roller of the present utility model.

The device comprises a fixing frame 1, a purging pipe 2, a liquid spraying pipe 3, a mesh belt conveyor 4, a feeding slope 5, a filtering pump 6, a film residue temporary storage barrel 7, a film stripping liquid medicine tank 8, a filtering roller 9, a brush 10, a transmission gear 11, a filtering net sheet 12 and a cylindrical framework 13.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

the utility model provides a flexible line way board etching line film peeling membrane sediment recovery unit as shown in fig. 1-4, includes filter roller 9, and there is pay-off slope 5 filter roller 9's entrance, and filter roller 9's supporting is provided with film peeling medicine cistern 8, is provided with guipure conveyer 4 in the filter roller 9, is provided with membrane sediment barrel 7 of keeping in under the output of guipure conveyer 4, its characterized in that: a scouring mechanism is arranged right above the filtering roller 9, and a film brushing mechanism and a blowing mechanism are arranged at the output end of the conveying belt in a matched manner.

The flushing mechanism comprises a liquid spraying pipe 3, a plurality of liquid spraying holes are formed in the bottom of the liquid spraying pipe 3, one end of the liquid spraying pipe 3 is sealed, and the other end of the liquid spraying pipe is communicated with a film stripping liquid medicine tank 8 through a filter pump 6; the film brushing mechanism comprises a fixing frame 1, the fixing frame 1 is arranged at the output end of the mesh belt conveyor 4, a hairbrush 11 is arranged on the fixing frame 1, and the hairbrush 11 is contacted with the outer surface of the filter mesh belt of the mesh belt conveyor 4; the inner side surface of the fixing frame 1 is processed into an arc shape matched with the output end of the mesh belt conveyor 4.

The inner side surface of the fixing frame 1 is provided with a plurality of rows of brushes 11, and the brushes 11 between two adjacent rows are arranged in a staggered way; the front end of the brush 11, which is contacted with the filter screen belt, is processed into a round head; the hairbrush 11 is made of nylon; the purging mechanism comprises a purging pipe 2, wherein the purging pipe 2 is arranged between the filter screen belts of the mesh belt conveyor 4, and the pipe orifice is opposite to the downward direction.

The liquid spraying pipe 3 is positioned right above the filtering roller 9, the output end of the mesh belt conveyor 4 extends out of the filtering roller 9, the film residue temporary storage barrel 7 is placed below the output end of the mesh belt conveyor 4, the filtering roller 9 comprises a cylindrical framework 13, the periphery of the cylindrical framework 13 is covered with a filter mesh 12, the two ends of the cylindrical framework 13 are sleeved with transmission gears 11, the transmission gears 11 are also matched with driving gears, and the driving gears are connected with a driving motor, so that the filtering roller 9 can rotate under the driving of the driving motor; the mesh belt conveyor 4 is arranged in the center of the filter roller 9, and two ends of the mesh belt conveyor 4 extend out of the filter roller 9, and a conveying belt of the mesh belt conveyor 4 is a filter mesh belt.

During operation, waste liquid with film residue and liquid medicine directly enters the filter roller 9 through the feeding slope 5 and falls on the inner surface of the lower part of the input end of the filter roller 9, the liquid medicine enters the film stripping groove body through the filter screen 12 along with the rotation of the filter roller 9, the film residue is adsorbed on the inner surface of the filter screen 12 of the filter roller 9, the film residue originally positioned on the lower part of the filter roller 9 rotates to the highest position of the inner surface of the filter screen 12 positioned on the filter roller 9 along with the rotation of the filter roller 9, the liquid medicine is sprayed by the liquid spraying holes in the liquid spraying pipe 3 over the filter roller 9, at the moment, the film residue is separated from the inner surface of the filter screen 12 under the action of gravity and sprayed liquid medicine, falls on the mesh belt conveyor 4, the film residue is taken to the output end of the mesh belt conveyor 4, the liquid medicine is enabled to fall back into the film stripping groove body through the filter screen belt of the mesh belt conveyor 4, the film residue is contacted with the brush 11 after the output end of the mesh belt conveyor 4, the film residue falling into the film residue temporary storage barrel 7 positioned below the filter screen 12 is also rotated to the highest position, and the residual film residue is blown off the filter screen belt 4 to the surface of the filter screen 4 when the film residue is blown off the filter screen belt 4, and finally, the residual film residue is fully blown off the film residue is fully from the filter screen 74 when the film carrier is fully blown off the filter drum, and the film residue is fully recovered.

According to the utility model, through the liquid spraying pipe 3, the time for the film residues to fall onto the mesh belt conveyor 4 from the inner surface of the filtering roller 9 is shortened, and the film residues are fully peeled off from the filtering roller 9 through blowing of the hairbrush 11 and compressed air, so that a large amount of film residues in the filtered and recovered liquid medicine are avoided, and the nozzle is blocked on the etching line film peeling section when the liquid medicine is repeatedly used, and poor quality of film peeling is generated.

The present utility model is not limited to the above-described embodiments, and based on the technical solutions of the present disclosure, those skilled in the art may make some substitutions and modifications to some technical features thereof without creative efforts, which are all within the scope of the present utility model.

Claims

1. The utility model provides a flexible line way etching line shell membrane sediment recovery unit, includes the filter roller, and there is the pay-off slope filter roller's entrance, and the supporting of filter roller is provided with shell membrane medicine cistern, is provided with the guipure conveyer in the filter roller, is provided with membrane sediment barrel of keeping in under the output of guipure conveyer, its characterized in that: a scouring mechanism is arranged right above the filtering roller, and a film brushing mechanism and a blowing mechanism are arranged at the output end of the conveying belt in a matched manner.

2. The flexible circuit board etching line film peeling film residue recycling device according to claim 1, wherein: the flushing mechanism comprises a liquid spraying pipe, a plurality of liquid spraying holes are formed in the bottom of the liquid spraying pipe, one end of the liquid spraying pipe is sealed, and the other end of the liquid spraying pipe is communicated with the film stripping liquid medicine tank through a filter pump.

3. The flexible circuit board etching line film peeling film residue recycling device according to claim 2, wherein: the film brushing mechanism comprises a fixing frame, the fixing frame is arranged at the output end of the mesh belt conveyor, a hairbrush is arranged on the fixing frame, and the hairbrush is contacted with the outer surface of the filter screen belt of the mesh belt conveyor.

4. A flexible circuit board etching line film peeling film residue recovery device according to claim 3, wherein: the inner side surface of the fixing frame is processed into an arc shape matched with the output end of the mesh belt conveyor.

5. The flexible circuit board etching line film peeling film residue recycling device according to claim 4, wherein: the brush is provided with a plurality of rows on the inner side surface of the fixing frame, and the brush between two adjacent rows is arranged in a staggered way.

6. The flexible circuit board etching line film peeling film residue recycling device according to claim 5, wherein: the front end of the brush, which is contacted with the filter screen belt, is processed into a round head.

7. The flexible circuit board etching line film peeling film residue recycling device according to claim 6, wherein: the hairbrush is made of nylon.

8. The flexible circuit board etching line film peeling film residue recycling device according to claim 7, wherein: the purging mechanism comprises a purging pipe, the purging pipe is arranged between the filter screen belts of the belt conveyor, and the pipe orifice is opposite to the downward direction.