阅读说明：本技术 一种钝化液喷淋系统 (Passivation liquid spraying system ) 是由 饶军 朱小龙 李锦� 杨建清 崔学友 于 2020-11-10 设计创作，主要内容包括：本发明公开了一种钝化液喷淋系统,包括钝化槽体,所述钝化槽体一侧顶端卡接下喷淋管卡件的一端,所述下喷淋管卡件的另一端固连下喷淋管的一端,所述下喷淋管的另一端设有广角雾化喷嘴,所述钝化槽体相对于所述下喷淋管卡件的另一侧顶端卡接上喷淋管支架的底端,所述喷淋管支架的顶端固连上喷淋管的一端,所述上喷淋管的另一端设有广角雾化喷嘴,所述钝化槽体内设有铜箔,所述铜箔绕过液下辊延伸至所述钝化槽体外侧张力辊上,所述液下辊通过法兰盘密封连接在所述钝化槽体内部。本发明的有益效果：能够解决铜箔在防氧化处理过程中产生的条纹色差、压坑、凹凸点、铜粉缺陷,同时增加了钝化液流量监控,大大提高了产品合格率及设备稼动率。(The invention discloses a passivation liquid spraying system which comprises a passivation tank body, wherein the top end of one side of the passivation tank body is clamped with one end of a lower spray pipe clamping piece, the other end of the lower spray pipe clamping piece is fixedly connected with one end of a lower spray pipe, the other end of the lower spray pipe is provided with a wide-angle atomizing nozzle, the top end of the passivation tank body, which is opposite to the other side of the lower spray pipe clamping piece, is clamped with the bottom end of an upper spray pipe bracket, the top end of the spray pipe bracket is fixedly connected with one end of an upper spray pipe, the other end of the upper spray pipe is provided with the wide-angle atomizing nozzle, a copper foil is arranged in the passivation tank body, the copper foil bypasses a lower liquid roller and extends to a tension roller outside the passivation tank body, and the lower. The invention has the beneficial effects that: the defects of stripe color difference, indentation, concave-convex points and copper powder generated in the anti-oxidation treatment process of the copper foil can be overcome, the flow monitoring of the passivation solution is increased, and the product percent of pass and the equipment utilization rate are greatly improved.)

1. The passivation liquid spraying system is characterized by comprising a passivation tank body (1), wherein the top end of one side of the passivation tank body (1) is clamped with one end of a lower spraying pipe clamping piece (2), the other end of the lower spray pipe clamping piece (2) is fixedly connected with one end of the lower spray pipe (3), the other end of the lower spray pipe (3) is provided with a wide-angle atomizing nozzle, the top end of the other side of the passivation tank body (1) opposite to the lower spray pipe clamping piece (2) is clamped with the bottom end of the upper spray pipe bracket (5), the top end of the spray pipe bracket (5) is fixedly connected with one end of the upper spray pipe (4), the other end of the upper spray pipe (4) is provided with a wide-angle atomizing nozzle, a copper foil (6) is arranged in the passivation tank body (1), the copper foil (6) bypasses the submerged roller (7) and extends to the tension roller (8) at the outer side of the passivation tank body (1), the submerged roller (7) is connected inside the passivation tank body (1) in a sealing mode through a flange plate.

2. The passivation solution spraying system as claimed in claim 1, wherein the wide-angle atomizing nozzles connected to one ends of the lower spray pipe (3) and the upper spray pipe (4) are made of 304 acid and alkali resistant materials, and the spraying angle of the wide-angle atomizing nozzles is 135 °.

3. The passivation solution spraying system according to claim 1, characterized in that the working pressure range of the pipeline medium of the lower spray pipe (3) and the upper spray pipe (4) is 0.25-0.3 MPa.

4. The passivation solution spraying system of claim 1, wherein the lower spraying pipe (3) is fixedly arranged at the top end of the passivation tank body (1) through a lower spraying pipe clamping piece (2), the included angle between the medium spraying angle of the lower spraying pipe (3) and the copper foil (6) is 30-40 degrees, and the distance between the spraying solution and the surface of the copper foil (6) is 80-100 mm.

5. The passivation solution spraying system of claim 1, wherein the upper spraying pipe (4) is fixedly arranged at the top end of the passivation tank body (1) on the other side relative to the lower spraying pipe clamping piece (2) through an upper spraying pipe bracket (5), the included angle between the medium spraying angle of the upper spraying pipe (4) and the copper foil (6) is 30-40 degrees, and the distance between the spraying solution and the surface of the copper foil (6) is 80-100 mm.

6. The passivation solution spraying system according to claim 1, wherein a pressure gauge and a flow meter are respectively installed at the liquid inlet pipe ends of the lower spraying pipe (3) and the upper spraying pipe (4).

7. The passivation solution spraying system of claim 1, wherein pressure and flow monitoring instruments are respectively additionally arranged at the front ends of main liquid inlet pipes of the lower spraying pipe (3) and the upper spraying pipe (4), the pressure is controlled to be 0.25Mpa, and the design flow of the lower spraying pipe (3) and the upper spraying pipe (4) is larger than the sum of the flow of the wide-angle atomizing nozzles.

8. The passivation solution spraying system of claim 1, wherein the front ends of the main collecting pipes of the lower spraying pipe (3) and the upper spraying pipe (4) are respectively provided with a pressure and flow integrated monitoring instrument, the pressure is controlled at 0.25Mpa, and the design flow of the lower spraying pipe (3) and the upper spraying pipe (4) is larger than the sum of the flow of the wide-angle atomizing nozzles.

Technical Field

The invention relates to the technical field of metal metallurgy, in particular to a passivation solution spraying system.

Background

In the production process of the electrolytic copper foil, because the electrolytic copper foil is retained in the atmosphere, the surface of the copper foil inevitably starts to be oxidized and cannot be stored for a long time, in order to improve the production efficiency, the double-light lithium electrolytic copper foil produced by the lithium electrolytic copper foil popularized in the industry at present is directly formed in one step and is not subjected to anti-oxidation treatment by post-treatment equipment, so that the existing anti-oxidation tank design is required to have perfect anti-oxidation treatment capability, meanwhile, the anti-oxygen bloom tank cannot generate indentation and secondary defects such as copper powder in the use process, although the existing anti-oxidation tank design has the cleaning function on the surface of the copper foil, the spray pipe design is generally adopted for punching a PVC pipe, and a spray pipe is additionally arranged on one side, the flow monitoring of the spray pipe is not perfect, so that the defects such as stripe color difference, indentation, concave-convex point and the like are easy to appear after the copper foil is treated, and, there is a great need for improved and upgraded oxidation prevention tank structures and methods of use.

Disclosure of Invention

Aiming at the technical problems in the related art, the invention provides a passivation solution spraying system which can overcome the defects of stripe color difference, indentation, concave-convex points and copper powder generated in the anti-oxidation treatment process of a copper foil, and meanwhile, the flow monitoring of the passivation solution is increased, so that the production personnel can conveniently carry out accurate point inspection on equipment, and the product percent of pass and the equipment utilization rate are greatly improved.

In order to achieve the technical purpose, the technical scheme of the invention is realized as follows: the utility model provides a passivation liquid spouts sprinkling system, includes the passivation cell body, the one end of shower fastener under passivation cell body one side top joint, the other end of shower fastener links firmly the one end of shower down, the other end of shower is equipped with wide angle atomizing nozzle down, the passivation cell body is relative down the bottom of shower support is gone up in the opposite side top joint of shower fastener, the top of shower support links firmly the one end of shower, the other end of going up the shower is equipped with wide angle atomizing nozzle, be equipped with the copper foil in the passivation cell body, the copper foil walks around the liquid lower roll and extends to on the passivation cell body outside tension roll, the liquid lower roll pass through flange plate sealing connection and is in inside the passivation cell body.

Further, the wide-angle atomizing nozzle connected with the lower spray pipe and one end of the upper spray pipe is made of 304 acid and alkali resistant materials, and the spraying angle of the wide-angle atomizing nozzle is 135 degrees.

Furthermore, the working pressure range of the pipeline media of the lower spray pipe and the upper spray pipe is 0.25-0.3 MPa.

Further, the lower spray pipe is fixedly arranged at the top end of the passivation groove body through a lower spray pipe clamping piece, the included angle between the medium spraying angle of the lower spray pipe and the copper foil is 30-40 degrees, and the distance between the spraying liquid and the surface of the copper foil is 80-100 mm.

Furthermore, the upper spray pipe is fixedly arranged at the top end of the passivation groove body on the other side relative to the lower spray pipe clamping piece through an upper spray pipe support, the medium spraying angle of the upper spray pipe and the included angle of the copper foil are 30-40 degrees, and the distance between spray liquid and the surface of the copper foil is 80-100 mm.

Further, a pressure gauge and a flowmeter are respectively installed at the liquid inlet pipe ends of the lower spray pipe and the upper spray pipe.

Furthermore, the front ends of the main liquid inlet pipes of the lower spray pipe and the upper spray pipe are respectively provided with a pressure flow monitoring instrument, the pressure is controlled at 0.25Mpa, and the design flow of the lower spray pipe and the upper spray pipe is larger than the sum of the flow of the wide-angle atomizing nozzles.

Furthermore, the front ends of the main collecting pipes of the lower spray pipe and the upper spray pipe are respectively and additionally provided with a pressure and flow integrated monitoring instrument, the pressure is controlled to be 0.25Mpa, and the design flow of the lower spray pipe and the upper spray pipe is larger than the sum of the flow of the wide-angle atomizing nozzles.

The invention has the beneficial effects that: in view of the not enough that exist among the prior art, this application has designed a more reasonable anti oxidation groove structure, and this structure has following advantage:

1) the double-channel spray pipe structure can spray the front side and the back side of the copper foil at the same time, so that particles such as copper powder on the surface of the copper foil can be effectively washed away;

2) the nozzles are selected to replace pipeline holes, so that the spraying liquid can be uniformly distributed on the copper foil washing surface, and strip-shaped chromatic aberration is not easy to form;

3) a passivation solution flow monitoring instrument is added, so that the production process is convenient to control;

4) the included angle between the spray liquid of the spray pipe and the surface of the copper foil is 360 degrees and can be adjusted, so that the production process is controlled;

5) the liquid supply flow of the spray pipe can be matched with the anti-oxidation electroplating current regulation and control, and the production process parameters are optimized;

6) the design of the nozzle considers the redundancy function, and the single nozzle is blocked without influencing the product quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a passivation solution spraying system according to an embodiment of the invention;

FIG. 2 is a flow pressure comparison representation of a passivation solution spray system according to an embodiment of the invention;

in the figure: 1. passivating the tank body; 2. a lower shower pipe clamping piece; 3. a lower spray pipe; 4. an upper spray pipe; 5. an upper shower support; 6. copper foil; 7. a submerged roller; 8. and a tension roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

As shown in fig. 1-2, the passivation solution spraying system according to the embodiment of the invention comprises a passivation tank body 1, the top end of one side of the passivation tank body 1 is clamped with one end of the lower spray pipe clamping piece 2, the other end of the lower spray pipe clamping piece 2 is fixedly connected with one end of the lower spray pipe 3, the other end of the lower spray pipe 3 is provided with a wide-angle atomizing nozzle, the top end of the other side of the passivation tank body 1 relative to the lower spray pipe clamping piece 2 is clamped with the bottom end of the upper spray pipe bracket 5, the top end of the spray pipe bracket 5 is fixedly connected with one end of the upper spray pipe 4, the other end of the upper spray pipe 4 is provided with a wide-angle atomizing nozzle, be equipped with copper foil 6 in the passivation cell body 1, copper foil 6 bypasses liquid lower roll 7 and extends to on the passivation cell body 1 outside tension roll 8, liquid lower roll 7 passes through ring flange sealing connection and is in inside the passivation cell body 1.

In a specific embodiment of the present invention, the wide-angle atomizing nozzles connected to one ends of the lower spraying pipe 3 and the upper spraying pipe 4 are made of 304 acid and alkali resistant materials, the spraying angle of the wide-angle atomizing nozzles is 135 °, the working pressure range of the pipeline medium of the lower spraying pipe 3 and the upper spraying pipe 4 is 0.25 to 0.3MPa, and the lower spraying pipe 3 and the upper spraying pipe 4 work continuously, so that the flushing of foreign matters on the surface of the copper foil 6 can be ensured.

In a specific embodiment of the invention, the lower spray pipe 3 is fixedly arranged at the top end of the passivation tank body 1 through the lower spray pipe clamping piece 2, the included angle between the medium spraying angle of the lower spray pipe 3 and the copper foil 6 is 30-40 degrees, and the distance between the spraying liquid and the copper foil 680-100 mm.

In a specific embodiment of the invention, the upper spray pipe 4 is fixedly arranged at the top end of the other side of the passivation groove body 1 relative to the lower spray pipe clamping piece 2 through an upper spray pipe bracket 5, the included angle between the medium spraying angle of the upper spray pipe 4 and the copper foil 6 is 30-40 degrees, and the distance between the spraying liquid and the surface of the copper foil 6 is 80-100 mm.

In an embodiment of the present invention, pressure and flow monitoring instruments are respectively installed at the front ends of the main liquid inlet pipes of the lower spray pipe 3 and the upper spray pipe 4, the pressure is controlled at 0.25Mpa, and the design flow of the lower spray pipe 3 and the upper spray pipe 4 is greater than the sum of the flow of the wide-angle atomizing nozzles.

In an embodiment of the present invention, pressure and flow rate integrated monitoring instruments are respectively installed at the front ends of the main collecting pipes of the lower spray pipe 3 and the upper spray pipe 4, the pressure is controlled at 0.25Mpa, and the design flow rate of the lower spray pipe 3 and the upper spray pipe 4 is greater than the sum of the flow rates of the wide-angle atomizing nozzles.

In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.

In particular use, the passivation solution spray system according to the invention, as illustrated in figure 1,

the copper foil 6 enters the passivation tank body 1, the copper foil 6 extends to a tension roller 8 outside the passivation tank body 1 by bypassing a lower liquid roller 7, the lower spray pipe 3 is fixedly arranged at the top end of the passivation tank body 1 through a lower spray pipe clamping piece 2, the upper spray pipe 4 is fixedly arranged at the top end of the passivation tank body 1 at the other side relative to the lower spray pipe clamping piece 2 through an upper spray pipe bracket 5, and the lower spray pipe 3 and the upper spray pipe 4 are connected with a main passivation liquid pipeline, so that the purpose of simultaneously spraying passivation liquid on the front side and the back side of the copper foil 6 is realized, and particles such as copper powder on the surface of the copper foil 6 can be effectively washed away; when the actual design and configuration of the lower spray pipe 3 and the upper spray pipe 4 are wide-angle atomizing nozzles, the adjustment must be carried out according to the width of the copper foil 6, the distance between adjacent wide-angle atomizing nozzles is 60-80mm, and the number of the wide-angle atomizing nozzles is controlled to be 18-23 by taking 1380 width as an example;

the following is a description of the implementation principle of the wide-angle atomizing nozzle:

1. nozzle name: a small-flow wide-angle atomized spray nozzle;

2. the thread specification is as follows: CR1/8 BSPT (55 ° seal taper pipe thread);

3. the model of the nozzle: s.s.co.1/8K ss.25;

4. length of the jet head: 11.1 mm;

5. total length: 25.4 mm;

6. total weight: 0.015 Kg;

7. materials: 304 stainless steel;

8. flow pressure comparison table, see fig. 2;

9. the relation between the pressure and the water curtain angle is as follows: the 0.5 Bar injection angle is zero, the 1.5 Bar injection angle is 83 degrees, and the 4 Bar injection angle is 117 degrees.

In conclusion, by means of the technical scheme, the front side and the back side of the copper foil can be sprayed simultaneously through the double-channel spray pipe structure, particles such as copper powder and the like on the surface of the copper foil are effectively washed away, spray liquid can be guaranteed to be distributed on the washing surface of the copper foil more uniformly by selecting the spray nozzles to replace pipeline holes, strip chromatic aberration is not easy to form, a passivation liquid flow monitoring instrument is added, management and control of a production process are facilitated, an included angle between spray liquid of the spray pipes and the surface of the copper foil is adjustable by 360 degrees, management and control of the production process are facilitated, liquid supply flow of the spray pipes can be matched with regulation and control of anti-oxidation electroplating current, production process parameters are optimized, redundancy functions.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.