CN215222617U - Cylinder dragging plate for reducing development black spots - Google Patents
Cylinder dragging plate for reducing development black spots Download PDFInfo
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- CN215222617U CN215222617U CN202120537650.5U CN202120537650U CN215222617U CN 215222617 U CN215222617 U CN 215222617U CN 202120537650 U CN202120537650 U CN 202120537650U CN 215222617 U CN215222617 U CN 215222617U
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- scraping
- cylinder
- gullies
- dragging plate
- liquid medicine
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Abstract
The utility model discloses a cylinder dragging plate for reducing development black points, which comprises a cylinder dragging plate body and a plurality of scraping copper bars, wherein the scraping copper bars are in a long strip shape and are fixed on the upper side and the lower side of the cylinder dragging plate body, the scraping copper bars are arranged in parallel, and scraping gullies are formed between the adjacent scraping copper bars; the cylinder dragging plate body is provided with a plurality of liquid medicine through holes, the roller sheet rolls back and forth on the scraping copper strips and the scraping gullies to eliminate impurities and ink particle points on the roller sheet, and the impurities and the ink particle points are collected in the scraping gullies. The scraping copper strips and the scraping gullies are adopted to remove impurities and ink particles on the roller sheet, so that the reverse adhesion of the impurities on the rollers of the roller sheet is reduced, the cross contamination is avoided, and the problem of low cleaning efficiency is solved.
Description
Technical Field
The utility model relates to a circuit board field especially relates to a reduce cylinder board that drags of development blackspot.
Background
At present, in the process of a printed circuit board, in order to ensure the bonding force between solder resist and a copper surface and under the condition of thinner solder resist oil thickness, the industry mostly increases super-roughening micro-etching before solder resist treatment for improving the bonding force between ink and the copper surface and a graph, however, after solder resist development, the problems that ink particles are remained on the copper surface and a horizontal line developing section and a water washing section are insufficient are caused, the ink particles are easily re-stained on a roller, cross contamination is caused, and solder resist black spots are caused on the copper surface after development, so that defects are formed and scrapped.
When water flat line development hinders solder ink, because of copper face pretreatment mode is super-coarsening, the copper face is comparatively crude, development process printing ink most takes place saponification reaction with alkaline developer solution with the form of tiny granule, break away from the face, but because of printing ink is the form of tiny granule, glue on direct contact's gyro wheel piece easily returning, along with the quantity of doing the board constantly increases, consequently, the printing ink of adhesion can be more on the gyro wheel piece, run into rough copper face, then can return and glue and form the black spot on the copper face, the current jar board that drags has the problem of clean inefficiency.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a cylinder dragging plate for reducing the developing black points, which can solve the problem of low cleaning efficiency.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
the cylinder dragging plate capable of reducing the development black points comprises a cylinder dragging plate body and a plurality of scraping copper strips, wherein the scraping copper strips are in a strip shape and are fixed on the upper side and the lower side of the cylinder dragging plate body, the scraping copper strips are arranged in parallel, and scraping gullies are formed between every two adjacent scraping copper strips; the cylinder dragging plate body is provided with a plurality of liquid medicine through holes, the roller sheet rolls back and forth on the scraping copper strips and the scraping gullies to eliminate impurities and ink particle points on the roller sheet, and the impurities and the ink particle points are collected in the scraping gullies.
Further, the cylinder dragging plate body is rectangular.
Further, the liquid medicine via hole is circular.
Further, the liquid medicine via holes are located in the middle of the scraping gullies.
Furthermore, the diameter of the liquid medicine passing holes is 3-6mm, and the distance between the liquid medicine passing holes is 25-30 mm.
Further, the width of scraping the material copper bar is 500um, the thickness of scraping the material copper bar is 50 um.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the scraping copper strips are in a long strip shape, a plurality of the scraping copper strips are fixed on the upper side and the lower side of the cylinder dragging plate body and are arranged in parallel, and scraping gullies are formed between the adjacent scraping copper strips; the cylinder dragging plate body is provided with a plurality of liquid medicine through holes, the roller sheet rolls back and forth on the scraping copper strips and the scraping gullies to eliminate impurities and ink particle points on the roller sheet, and the impurities and the ink particle points are collected in the scraping gullies. The scraping copper strips and the scraping gullies are adopted to remove impurities and ink particles on the roller sheet, so that the reverse adhesion of the impurities on the rollers of the roller sheet is reduced, the cross contamination is avoided, and the problem of low cleaning efficiency is solved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of a cylinder plate for reducing black spots in developing according to the present invention;
FIG. 2 is another block diagram of the cylinder plate of FIG. 1 for reducing black spots.
In the figure: 10. a cylinder dragging plate body; 11. the liquid medicine passes through the holes; 20. scraping the copper strip; 30. scraping gullies; 200. a roller sheet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-2, a cylinder liner for reducing development black spots includes a cylinder liner body 10, a plurality of scraping copper bars 20, the scraping copper bars 20 are strip-shaped, the scraping copper bars 20 are fixed on the upper and lower sides of the cylinder liner body 10, the scraping copper bars 20 are arranged in parallel, and scraping gullies 30 are formed between adjacent scraping copper bars 20; the cylinder dragging plate body 10 is provided with a plurality of chemical solution passing holes 11, the roller sheet 200 rolls back and forth on the scraping copper bars 20 and the scraping gullies 30 to eliminate impurities and ink particle points on the roller sheet 200, and the impurities and the ink particle points are collected in the scraping gullies 30. The scraping copper bars 20 and the scraping gullies 30 are adopted to remove impurities and ink particles on the roller sheet 200, so that the impurities on the rollers of the roller sheet 200 are prevented from being adhered reversely, cross contamination is avoided, and the problem of low cleaning efficiency is solved.
In the prior art, a bright copper plate with a large copper surface is adopted for dragging a cylinder for developing lines, the cleaning effect is poor, black spots are remained on a roller after the cylinder is dragged, the phenomenon that the cylinder is stuck reversely in a production plate is caused, and cross contamination causes scrapping. In this application, with big copper billet optimal design to dense wire casing figure, scrape the linewidth 500um of material copper bar 20, the lines interval is 500um, and the copper is thick for 50um, and thick 2.0mm of board. Utilize the difference in height of copper line recess and the copper line of turning position, will roll and hinder on the rumble and weld debris and scrape off.
Preferably, the scuffing plate body 10 is rectangular. The liquid medicine passing hole 11 is circular. The liquid medicine passing holes 11 are located in the middle of the scraping gullies 30. The diameter of the liquid medicine passing holes 11 is 3-6mm, and the distance between the liquid medicine passing holes 11 is 25-30 mm. The width of scraping material copper bar 20 is 500um, the thickness of scraping material copper bar 20 is 50 um. The chemical water passing hole 11 is arranged to reduce the efficiency of a water pool when the cylinder is dragged, accelerate the circulation of the chemical water and solve the problem of chemical water pollution on the copper surface.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a reduce cylinder board that drags of development black spot, scrapes material copper bar, its characterized in that including dragging cylinder board body, a plurality of:
the scraping copper strips are in a long strip shape, a plurality of the scraping copper strips are fixed on the upper side and the lower side of the cylinder dragging plate body and are arranged in parallel, and scraping gullies are formed between the adjacent scraping copper strips;
the cylinder dragging plate body is provided with a plurality of liquid medicine through holes, the roller sheet rolls back and forth on the scraping copper strips and the scraping gullies to eliminate impurities and ink particle points on the roller sheet, and the impurities and the ink particle points are collected in the scraping gullies.
2. A cylinder plate for reducing development black spots as claimed in claim 1, wherein: the cylinder dragging plate body is rectangular.
3. A cylinder plate for reducing development black spots as claimed in claim 1, wherein: the liquid medicine through hole is circular.
4. A cylinder plate for reducing development black spots as claimed in claim 1, wherein: the liquid medicine via holes are located in the middle of the scraping gullies.
5. A cylinder plate for reducing development black spots as claimed in claim 1, wherein: the diameter of the liquid medicine passing holes is 3-6mm, and the distance between the liquid medicine passing holes is 25-30 mm.
6. A cylinder plate for reducing development black spots as claimed in claim 1, wherein: the width of scraping the material copper bar is 500um, the thickness of scraping the material copper bar is 50 um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120537650.5U CN215222617U (en) | 2021-03-15 | 2021-03-15 | Cylinder dragging plate for reducing development black spots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120537650.5U CN215222617U (en) | 2021-03-15 | 2021-03-15 | Cylinder dragging plate for reducing development black spots |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215222617U true CN215222617U (en) | 2021-12-17 |
Family
ID=79442732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120537650.5U Active CN215222617U (en) | 2021-03-15 | 2021-03-15 | Cylinder dragging plate for reducing development black spots |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215222617U (en) |
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2021
- 2021-03-15 CN CN202120537650.5U patent/CN215222617U/en active Active
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