CN201400722Y

CN201400722Y - Metal plate pattern-character etching device employing electrolysis

Info

Publication number: CN201400722Y
Application number: CN2009200393838U
Authority: CN
Inventors: 周丁政
Original assignee: Zhengzhou Honest Metal Etching & Finishing Machine Co Ltd
Current assignee: Zhengzhou Honest Metal Etching & Finishing Machine Co Ltd
Priority date: 2009-05-08
Filing date: 2009-05-08
Publication date: 2010-02-10
Anticipated expiration: 2019-05-08

Abstract

The utility model discloses a metal plate pattern-character etching device employing electrolysis for processing metal plate, comprising a frame, a motor, a transmission device, a conveyer roller, ananode, a cathode, an electrolyte pipeline, an upper nozzle and a lower nozzle; wherein, the motor, the conveyer roller, the anode, a cathode and the electrolyte pipeline are all mounted on the frame,the motor drives the conveyer roller through the transmission device, the electrolyte pipeline is communicated with the upper nozzle and the lower nozzle, at least a cathode is positioned at the upperside of the conveyer roller and at least an anode is positioned at the lower side of the conveyer roller, the cathode and the anode are in staggered arrangement in vertical direction; when the metalplate moves to the position of anode and cathode, a certain gap is formed between the upper surface of the metal plate, a certain gap is also formed between the lower surface of the metal plate and the anode electrode; the upper nozzle outlet corresponding to the cathode is in the conveying direction of conveyer roller and faces to the gap between the upper surface of the metal plate and the cathode; the lower nozzle corresponding to the anode faces to the gap between the lower surface of the metal plate and the anode. The metal plate pattern-character etching device employing electrolysis isnot easy to have short circuit situation, has etching efficiency, high heat dissipation speed and reasonable structure.

Description

The device of electrolytically etching pictures and text on metal plate

Technical field

The utility model relates to a kind of device that metal sheet is carried out electrolytically etching on the through type e Foerderanlage.

Background technology

The etched device of the continuous electrolysis of existing metallic substance is mainly used in metal coiled material or band, and the electrolytically etching of metal sheet can only be carried out separately usually, so the electrolytically etching production efficiency of metal sheet is lower.The Chinese invention patent application number is 200680006806.5 to disclose a kind of apparatus and method of etching of substrates, this invention is sprayed onto form or the similar form of electrolysis (etching) liquid with spraying on the circuit card, jet apparatus contacts with power supply one utmost point, and circuit card contacts with another utmost point of power supply, to have quickened etching process.This invention has the following disadvantages: because positive electrode and negative potential are arranged face-to-face, when continuous etching owing to have the space between the etched two blocks of adjacent circuit plates of institute, make the above-mentioned space of electrolyte cross cause positive electrode and negative potential to be short-circuited, cause power dissipation; Electrolytic solution vertically sprays to circuit board surface, is unfavorable for the walking of circuit card, also is unfavorable for the renewal at etching interface, influences etching efficiency; There is big distance between positive electrode, negative potential and the circuit card, needs more electrolytic solution, cause waste.

Summary of the invention

The purpose of this utility model is to provide a kind of and is difficult for being short-circuited, the device of rational in infrastructure, electrolytically etching pictures and text on metal plate that etching efficiency is high.

In order to achieve the above object, the technical solution of the utility model is, a kind of device of electrolytically etching pictures and text on metal plate, comprise frame, motor, transmission mechanism, conveying roller, positive electrode, negative potential, the electrolytic solution pipeline, upper spray nozzle and following nozzle, motor wherein, conveying roller, positive electrode, negative potential and electrolytic solution pipeline are installed on the frame, motor is by the transmission mechanism conveying roller that is in transmission connection, the electrolytic solution pipeline reaches down with upper spray nozzle, and nozzle is communicated with, at least one negative potential is positioned at the upside of conveying roller, at least one positive electrode is positioned at the downside of conveying roller, and negative potential and positive electrode are arranged in the vertical direction dislocation; When metal sheet moves to the position at positive and negative electrode place, have certain interval between metal sheet upper surface and the negative potential, have certain interval between metal sheet lower surface and the positive electrode; The pairing upper spray nozzle outlet of negative potential is along conveying roller throughput direction and the gap between metal sheet upper surface and negative potential; The pairing gap of nozzle between metal sheet lower surface and positive electrode down of positive electrode.

In order to save use electrolytic solution, further improve etching efficiency, the gap between described negative potential and the metal sheet upper surface is 0.5～15mm, the gap between positive electrode and the metal sheet lower surface is 0.5～30mm.

In order further to improve continuous etch effect, very n of described negative electricity, very n+1 of positive electricity.

In order to recycle electrolytic solution, the frame of described nozzle down below is provided with the electrolytic solution take-up reel, and the electrolytic solution take-up reel is communicated with the electrolytic solution case, and the electrolytic solution case is by pump and electrolytic solution pipeline connection.

In order to improve timely removal smog, improve production environment, described frame is provided with air exhausting device.

Reasonable more, simple for structure, described transmission mechanism comprises sprocket wheel, chain, transmission shaft and gear pair, and wherein motor passes through gear pair drive transfer roller again by chain, chain wheel drive transmission shaft, transmission shaft.

After adopting technique scheme, because at least one negative potential is positioned at the upside of conveying roller, at least one positive electrode is positioned at the downside of conveying roller, negative potential and positive electrode are arranged in the vertical direction dislocation, even the space when therefore working between two adjacent metal sheets of electrolyte cross, also be difficult for being short-circuited, can not cause power dissipation; Because the pairing upper spray nozzle outlet of negative potential along conveying roller throughput direction and the gap between metal sheet upper surface and negative potential, helps the walking of metal sheet, also help the renewal at etching interface again, improve etching efficiency; Electrolytic solution enters metal sheet surface and gaps between electrodes, makes metal sheet and positive and negative electrode conduction, and the electrolytically etching of metal sheet is carried out continuously, and electrolytic solution is taken away heat and etch products at any time, rapid heat dissipation, production efficiency height, be suitable for continuous batch production, rational in infrastructure.

Description of drawings

The embodiment that provides below in conjunction with accompanying drawing does explanation in further detail to the utility model.

Fig. 1 is the structure front view of the device of electrolytically etching pictures and text on metal plate of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the partial enlarged drawing of the feed zone of Fig. 1;

Fig. 4 is the vertical view of Fig. 3;

Fig. 5 is the partial enlarged drawing in the electrolysis zone of Fig. 1;

Fig. 6 is the vertical view after Fig. 5 removes the air draft hood;

Fig. 7 is the sectional view of Fig. 5 along the A-A line;

Fig. 8 is the partial enlarged drawing in the discharging zone of Fig. 1;

Fig. 9 is the vertical view of Fig. 8.

Embodiment

As Fig. 1,2,3,4,5,6,7,8, shown in 9, the device of electrolytically etching pictures and text on metal plate of the present utility model, comprise frame 1, motor 2, transmission mechanism 3, conveying roller 4, positive electrode 6, negative potential 7, electrolytic solution pipeline 8, upper spray nozzle 9 and following nozzle 9 ', wherein motor 2, conveying roller 4, positive electrode 6, negative potential 7 and electrolytic solution pipeline 8 are installed on the frame 1, motor 2 is by transmission mechanism 3 conveying roller 4 that is in transmission connection, electrolytic solution pipeline 8 reaches down with upper spray nozzle 9, and nozzle 9 ' is communicated with, at least one negative potential 7 is positioned at the upside of conveying roller 4, at least one positive electrode 6 is positioned at the downside of conveying roller 4, and negative potential 7 and positive electrode 6 are arranged in the vertical direction dislocation; When metal sheet 18 moves to the position at positive and

negative electrode

6,7 places, have certain interval between metal sheet 18 upper surfaces and the negative potential 7, have certain interval between metal sheet 18 lower surfaces and the positive electrode 6; Negative potential 7 pairing upper spray nozzle 9 outlets are along conveying roller 4 throughput directions and the gap between metal sheet 18 upper surfaces and negative potential 7; The positive electrode 6 pairing gaps of nozzle 9 ' between metal sheet 18 lower surfaces and positive electrode 6 down.

Shown in Fig. 1,5,7, in order to save use electrolytic solution, further improve etching efficiency, the gap between described negative potential 7 and metal sheet 18 upper surfaces is 0.5～15mm, the gap between positive electrode 6 and metal sheet 18 lower surfaces is 0.5～30mm.Preferably adopt the gap of 0.5～1mm.

Shown in Fig. 1,2,5,6,7, in order to recycle electrolytic solution, the frame 1 of described nozzle down 9 ' below is provided with electrolytic solution take-up reel 11, and electrolytic solution take-up reel 11 is communicated with electrolytic solution case 12, and electrolytic solution case 12 is communicated with electrolytic solution pipeline 8 by pump 13.

Shown in Fig. 1,2,5, in order in time to remove smog, improve production environment, described frame 1 is provided with air exhausting device 10.

Shown in Fig. 1,2,3,4,5,6,7,8,9, for structure more rationally, simple, described transmission mechanism 3 comprises sprocket wheel 3-1, chain 3-2, transmission shaft 3-3 and gear pair 3-4, and wherein motor 2 drives transmission shaft 3-3, transmission shaft 3-3 again by gear pair 3-4 drive transfer roller 4 by chain 3-2, sprocket wheel 3-1.Can certainly adopt other known transmission mechanism.

The quantity of negative potential 7 of the present utility model and positive electrode 6 also can n; The quantity of negative potential 7 and positive electrode 6 also need not be identical.In order further to improve continuous etch effect, preferably adopt n negative potential 7 and n+1 positive electrode 6, wherein n is a positive integer.

Shown in Fig. 1,5,7, the utility model working process is as follows, the metal sheet 18 that upper surface has been had anti-electrolytically etching picture and text layer places on conveying roller 4 or the conveying belt, by conveying roller 4 or conveying belt metal sheet 18 is moved to the electrolysis zone, the negative potential 7 in electrolysis zone is last, positive electrode 6 is down, and arranges in the vertical direction dislocation, make in metal sheet 18 moving process metal sheet 18 upper surfaces facing to negative potential 7 and and negative potential 7 between keep certain interval; Make metal sheet 18 lower surfaces facing to positive electrode 6 and and positive electrode 6 between keep certain interval; Along metal sheet 18 travel directions spray electrolytic solution in the gap between metal sheet 18 upper surfaces and the negative potential 7; Spray electrolytic solution in the gap between metal sheet 18 lower surfaces and the positive electrode 6 simultaneously; When positive and

negative electrode

6,7 was applied voltage, positive and

negative electrode

6,7 was by electrolytic solution and metal sheet 18 conductings; Along with moving continuously of metal sheet 18, but metal sheet 18 upper surface electrolytically etching zones (zone outside the promptly anti-electrolytically etching picture and text layer) is able to electrolytically etching; Metal sheet 18 after the electrolytically etching is seen off by conveying roller 4 or conveying belt.After the electrolysis zone was left in metal sheet 18 front portions, front, conveying roller 4 was sent the metal sheet 18 in back into the electrolysis zone again, metal sheet 18 continuous electrolysis etchings, production efficiency height.

The utility model also is applicable to the two-sided picture and text electrolytically etching processing of metal sheet, as long as after the upper surface picture and text electrolytically etching of metal sheet finishes, with metal sheet upset one side more once, promptly finish the two-sided picture and text electrolytically etching processing of metal sheet by above-mentioned working process electrolytically etching.

The utility model also is applicable to the continuous electrolysis etching of metal coiled material or band.

Claims

1, a kind of device of electrolytically etching pictures and text on metal plate, comprise frame (1), motor (2), transmission mechanism (3), conveying roller (4), positive electrode (6), negative potential (7), electrolytic solution pipeline (8), upper spray nozzle (9) and following nozzle (9 '), wherein motor (2), conveying roller (4), positive electrode (6), negative potential (7) and electrolytic solution pipeline (8) are installed on the frame (1), motor (2) is by transmission mechanism (3) conveying roller (4) that is in transmission connection, electrolytic solution pipeline (8) is communicated with upper spray nozzle (9) and following nozzle (9 '), it is characterized in that:

A, at least one negative potential (7) are positioned at the upside of conveying roller (4), and at least one positive electrode (6) is positioned at the downside of conveying roller (4), and negative potential (7) and positive electrode (6) are arranged in the vertical direction dislocation;

B, when metal sheet (18) moves to the position at positive and negative electrode (6,7) place, have certain interval between metal sheet (18) upper surface and the negative potential (7), have certain interval between metal sheet (18) lower surface and the positive electrode (6);

C, the pairing upper spray nozzle of negative potential (7) (9) export along conveying roller (4) throughput direction and the gap between metal sheet (18) upper surface and negative potential (7);

D, the pairing gap of nozzle (9 ') between metal sheet (18) lower surface and positive electrode (6) down of positive electrode (6).

2, the device of electrolytically etching pictures and text on metal plate according to claim 1, it is characterized in that: the gap between described negative potential (7) and metal sheet (18) upper surface is 0.5～15mm, and the gap between positive electrode (6) and metal sheet (18) lower surface is 0.5～30mm.

3, the device of electrolytically etching pictures and text on metal plate according to claim 1 and 2 is characterized in that: described negative potential (7) is n, and positive electrode (6) is n+1.

4, the device of electrolytically etching pictures and text on metal plate according to claim 3, it is characterized in that: the frame (1) of described nozzle (9 ') down below is provided with electrolytic solution take-up reel (11), electrolytic solution take-up reel (11) is communicated with electrolytic solution case (12), and electrolytic solution case (12) is communicated with electrolytic solution pipeline (8) by pump (13).

5, the device of electrolytically etching pictures and text on metal plate according to claim 3 is characterized in that: described frame (1) is provided with air exhausting device (10).

6, the device of electrolytically etching pictures and text on metal plate according to claim 1, it is characterized in that: described transmission mechanism (3) comprises sprocket wheel (3-1), chain (3-2), transmission shaft (3-3) and gear pair (3-4), and wherein motor (2) drives transmission shaft (3-3), transmission shaft (3-3) again by gear pair (3-4) drive transfer roller (4) by chain (3-2), sprocket wheel (3-1).