CN212925197U - Anti-crystallization device for electrolytic bath of foil generator - Google Patents
Anti-crystallization device for electrolytic bath of foil generator Download PDFInfo
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- CN212925197U CN212925197U CN202020930881.8U CN202020930881U CN212925197U CN 212925197 U CN212925197 U CN 212925197U CN 202020930881 U CN202020930881 U CN 202020930881U CN 212925197 U CN212925197 U CN 212925197U
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Abstract
The utility model relates to an electrolytic copper foil is with giving birth to paper tinsel machine field discloses a give birth to paper tinsel machine electrolysis trough and prevent crystallization device, including the electrolysis trough, still including anode roll and the cathode roll of arranging both sides on the electrolysis trough in, be provided with the subassembly that sprays that is used for spraying atomizing water to the cathode roll on electrolysis trough one side at cathode roll place, it includes PVC pipe and sets up a plurality of nozzles on PVC pipe towards cathode roll surface to spray the subassembly, PVC pipe both sides are provided with inlet tube and outlet pipe respectively, inlet tube and outlet pipe all are equipped with ooff valve, it has water pump and heatable deionized water tank to advance water piping connection. The utility model sprays heated deionized atomized water through the nozzle to dilute the concentration of the copper sulfate electrolyte brought out by the cathode roller, so that the copper sulfate electrolyte on the cathode roller is not easy to rapidly generate crystallized copper sulfate when exposed in the air; meanwhile, the excessive water brought into the electrolytic bath can be reduced, and the influence of the rise of the liquid level on the deposition thickness of the copper foil is reduced.
Description
Technical Field
The utility model relates to an electrolytic copper foil is with living paper tinsel machine field, concretely relates to living paper tinsel machine electrolysis trough anti-crystallization device.
Background
The electrolytic copper foil is produced by an electrolytic method, wherein an electrolyte containing copper ions is prepared into an electrolyte, a cathode roller rotates in the electrolyte and is connected with the negative electrode of a direct current power supply, and titanium metal is used as the anode and is connected with the positive electrode of the direct current power supply. And D, introducing direct current, moving the copper ions to the cathode direction, obtaining electrons at the cathode, and depositing at the cathode roller. And depositing copper foils with different thicknesses by using different rotating speeds of the cathode roller and different contact areas of the treatment liquid.
The cathode roll is circular and placed in the cell. The electrolytic tank is filled with copper sulfate electrolyte, the blue copper sulfate electrolyte aqueous solution is 50-70 g/L, and when the blue copper sulfate electrolyte aqueous solution exceeds a certain concentration, copper sulfate is easy to separate out from the electrolyte to form copper sulfate pentahydrate crystals.
The side surface of the cathode roller is soaked in the electrolyte for a long time, a certain amount of copper sulfate electrolyte is carried out by the side surface of the cathode roller in the rotation process of the cathode roller, copper sulfate crystals are separated out from the carried copper sulfate electrolyte in the air, the more copper sulfate crystals are separated out, the copper sulfate crystals fall off from the side surface of the cathode roller and enter the electrolyte, and relative to the electrolyte containing solid impurities, the copper sulfate crystals are assisted at the edge part or the middle part of the cathode roller during electrolysis, metal deposition cannot occur in a certain small area range on the surface of the cathode roller in the initial stage of electrodeposition, and even if subsequent deposition has a certain bridging covering effect, a small-area pore core can be formed.
Copper sulfate of the electrolyte is crystallized, so that an electrolytic copper foil has pits and pinholes, and the copper foil with the pinholes can cause the penetration of glue on the copper-clad plate when being laminated by a user, so that the copper-clad plate and the stainless steel are bonded together, and the copper-clad plate and the stainless steel cannot be smoothly separated. When a copper-clad plate pressed by copper foil with pinholes is used for manufacturing a circuit, if the pinholes are on a conductive circuit, the circuit is easy to break, and the circuit board is scrapped.
CN201821091261.9 discloses a cathode roll spray set, it is located including an electrolyte divides the liquid jar, two divide the liquid pipe and a shower of electrolyte divides the liquid jar both ends, one end of each branch liquid pipe with electrolyte divides the liquid jar to be connected, its other end with the mouth of pipe of shower is connected, the shower corresponds the cathode roll setting, and its side towards the cathode roll has evenly laid a plurality of mouths that spray along its length direction.
This equipment is provided with the shower through corresponding the cathode roll, the shower is connected with electrolyte liquid separating cylinder through liquid separating pipe to spray electrolyte to the cathode roll surface, clear away the passive film on cathode roll surface, wash the crystallization and the slight impurity on cathode roll surface, further guarantee the outward appearance and the quality of the copper foil that generate, improve production efficiency. However, due to liquid spraying, the amount of liquid in the electrolytic bath is gradually increased for a long time, the liquid level height is increased, and the soaking area of the cathode roller is increased, so that the deposition thickness of the copper foil is influenced, and the thickness of the copper foil product is different.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crystallization device is prevented to living paper tinsel machine electrolysis trough to solve above-mentioned background art and provide some living paper tinsel machine cathode roll spray set and bring into too much liquid toward the electrolysis trough, influence copper foil deposition thickness, lead to copper foil product thickness to appear the problem of difference.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a prevent crystallization device in living paper tinsel machine electrolysis trough, includes the electrolysis trough, still including arranging in the positive pole roller and the negative pole roller of living paper tinsel machine electrolysis trough both sides, be provided with the subassembly that sprays that is used for spraying the atomizing water to the negative pole roller on the electrolysis trough one side at negative pole roller place.
The spraying assembly comprises a PVC pipe and a plurality of nozzles arranged on the PVC pipe and facing the surface of the cathode roller.
Preferably, the PVC pipe both sides are provided with inlet tube and outlet pipe respectively, inlet tube and outlet pipe all are equipped with the ooff valve.
Preferably, the water inlet pipe is sequentially connected with a water pump and a heatable deionized water tank.
Furthermore, one end of the PVC pipe is provided with a nozzle switch for switching on and off the spraying of atomized water.
Furthermore, the nozzle comprises a first fan-shaped nozzle located at the upper end and a second fan-shaped nozzle located at the lower end, the first fan-shaped nozzle is provided with a plurality of small atomizing spray holes which spray downwards in an inclined manner, and the second fan-shaped nozzle is provided with a plurality of small atomizing spray holes which spray upwards in an inclined manner.
Preferably, the length of the PVC pipe is 700-750 mm, and the diameter of the PVC pipe is 40 mm.
Preferably, the number of the nozzles is 6.
Compared with the prior art, the beneficial effects of the utility model are that: heated deionized atomized water is sprayed out through a nozzle to dilute the concentration of the copper sulfate electrolyte brought out by the cathode roller, so that the copper sulfate electrolyte on the cathode roller is not easy to rapidly generate crystallized copper sulfate when exposed in the air; meanwhile, the excessive water brought into the electrolytic bath can be reduced, and the influence of the rise of the liquid level on the deposition thickness of the copper foil is reduced.
Drawings
FIG. 1 is a perspective view of an electrolytic cell part according to example 1 of the present invention;
fig. 2 is a front view of a PVC pipe of example 1 of the present invention;
fig. 3 is an enlarged side view of a nozzle according to example 1 of the present invention;
fig. 4 is a rear view of embodiment 1 of the present invention;
in the figure: 1. electrolytic cell, 2, positive pole roller, 3, negative pole roller, 4, PVC pipe, 5, nozzle, 6, inlet tube, 7, outlet pipe, 8, nozzle switch, 501, first fan nozzle, 502, second fan nozzle, 601, inlet tube ooff valve, 602, water pump, 603, deionized water tank, 701, outlet pipe ooff valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a prevent crystallization device in raw foil machine electrolysis trough, includes electrolysis trough 1, still includes anode roll 2 and the cathode roll 3 of arranging both sides on electrolysis trough 1 in, be provided with the subassembly that sprays that is used for spraying atomizing water to cathode roll 3 on 1 one side of electrolysis trough that cathode roll 3 belonged to.
In practical operation, when the foil forming machine is in operation, the electrolyte in the electrolytic tank 1 soaks a part of the anode roller 2 and the cathode roller 3 for electrolysis, and the spraying assembly is opened at intervals to spray deionized atomized water on the part of the cathode roller 3 exposed to the air in the process, so as to dilute the concentration of the copper sulfate electrolyte brought out by the cathode roller.
In this embodiment, the spraying assembly comprises a PVC pipe 4 and several nozzles 5 arranged on the PVC pipe 4 towards the surface of the cathode roll 3.
Preferably, the length of the PVC pipe 4 is 700-750 mm, and the diameter is 40 mm.
More preferably, the number of the nozzles 5 is 6.
In actual operation, when needing to go on the deionization atomizing water to spray to cathode roll 3, the deionized water in PVC pipe 4 atomizes the blowout through nozzle 5, when diluting the copper sulfate electrolyte concentration that the cathode roll took out of, reduces the water yield of spraying, avoids adding too much liquid in toward electrolysis trough 1 and leads to the liquid level to rise to thereby increase the cathode roll and soak the area and influence copper foil deposition thickness, lead to copper foil product thickness difference to appear.
In this embodiment, PVC pipe 4 both sides are provided with inlet tube 6 and outlet pipe 7 respectively, inlet tube 6 and outlet pipe 7 all are equipped with corresponding inlet tube switch valve 601 and outlet pipe switch valve 701.
Preferably, the water inlet pipe 6 is connected with a water pump 602 and a heatable deionized water tank 603, and the function of the deionized water is that the deionized water heated to a temperature slightly higher than the temperature of the electrolyte in the electrolytic bath 1 is sprayed onto the cathode roller 3 through the nozzle 5 to form atomized water, so that the cathode roller 3 can be better washed, and the sprayed atomized water can stabilize the temperature in the electrolytic bath 1 after entering the electrolytic bath.
More preferably, the deionized water tank 603 is a commercially available temperature-controlled electrically heated water tank.
Furthermore, one end of the PVC pipe 4 is provided with a nozzle switch 8 for switching on and off the spraying of atomized water, and the effect of the PVC pipe is that the spraying amount can be effectively and micro-controlled.
In practical application, when deionized atomized water is required to be sprayed to the cathode roller 3, the switch valve 601 of the water inlet pipe is opened, the water pump 602 is started to extract deionized water heated by the deionized water tank 603, the deionized water enters the PVC pipe 4 from the water inlet pipe 6, the nozzle switch 8 is started, and the nozzle 5 is used for spraying deionized atomized water to the cathode roller 3.
In this embodiment, the nozzle 5 includes a first fan-shaped nozzle 501 at the upper end and a second fan-shaped nozzle 502 at the lower end, the first fan-shaped nozzle is provided with a plurality of fine atomization spray holes spraying obliquely downwards, and the second fan-shaped nozzle is provided with a plurality of fine atomization spray holes spraying obliquely upwards.
In practical application, when the nozzles 5 spray deionized atomized water to the cathode roller 3, the deionized water is sprayed out through the micro atomization spray holes of the first fan-shaped nozzle 501 and the second fan-shaped nozzle 502, and the deionized water is sprayed to the cathode roller 3 in two directions, namely one direction above the other, so that the spraying area is increased, the cathode roller is better cleaned, and the concentration of copper sulfate electrolyte brought out by the cathode roller is diluted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent crystallization device in living foil machine electrolysis trough, includes the electrolysis trough, its characterized in that still includes anode roll and the cathode roll of arranging both sides on the electrolysis trough in, be provided with the subassembly that sprays that is used for spraying atomizing water to the cathode roll on the electrolysis trough one side at cathode roll place, it includes PVC pipe and sets up a plurality of nozzles towards cathode roll surface on the PVC pipe to spray the subassembly, the nozzle is including the first fan nozzle that is located the upper end and the second fan nozzle that is located the lower extreme, be provided with the small atomizing orifice that a plurality of spout downwards to the slant on the first fan nozzle, be provided with the small atomizing orifice that a plurality of spout upwards to the slant on the second fan nozzle.
2. The anti-crystallization device for the electrolytic cell of the green foil machine as claimed in claim 1, wherein a water inlet pipe and a water outlet pipe are respectively arranged at two sides of the PVC pipe, and both the water inlet pipe and the water outlet pipe are provided with a switch valve.
3. The anti-crystallization device for the electrolytic cell of the foil machine as claimed in claim 2, wherein the water inlet pipe is connected with a water pump and a heatable deionized water tank in sequence.
4. The anti-crystallization device for the electrolytic cell of the green foil machine as claimed in claim 2, wherein a nozzle switch for switching the spraying of atomized water is arranged at one end of the PVC pipe.
5. The electrolytic cell anti-crystallization device for the green foil machine as claimed in claim 1, wherein the PVC pipe has a length of 700-750 mm and a diameter of 40 mm.
6. The anti-crystallization device for the electrolytic cell of the foil machine as claimed in claim 1, wherein the number of the nozzles is 6.
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CN202020930881.8U CN212925197U (en) | 2020-05-27 | 2020-05-27 | Anti-crystallization device for electrolytic bath of foil generator |
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CN202020930881.8U CN212925197U (en) | 2020-05-27 | 2020-05-27 | Anti-crystallization device for electrolytic bath of foil generator |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113136607A (en) * | 2021-04-23 | 2021-07-20 | 广东嘉元科技股份有限公司 | Cathode roller side plate crystallization prevention device, foil forming machine and crystallization prevention method |
CN114381766A (en) * | 2021-12-31 | 2022-04-22 | 西安泰金工业电化学技术有限公司 | Cathode roller capable of effectively reducing heat productivity |
CN114990645A (en) * | 2022-06-30 | 2022-09-02 | 深圳惠科新材料有限公司 | Copper sulfate crystal recovery device and method |
-
2020
- 2020-05-27 CN CN202020930881.8U patent/CN212925197U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113136607A (en) * | 2021-04-23 | 2021-07-20 | 广东嘉元科技股份有限公司 | Cathode roller side plate crystallization prevention device, foil forming machine and crystallization prevention method |
CN114381766A (en) * | 2021-12-31 | 2022-04-22 | 西安泰金工业电化学技术有限公司 | Cathode roller capable of effectively reducing heat productivity |
CN114990645A (en) * | 2022-06-30 | 2022-09-02 | 深圳惠科新材料有限公司 | Copper sulfate crystal recovery device and method |
CN114990645B (en) * | 2022-06-30 | 2024-04-16 | 深圳惠科新材料股份有限公司 | Copper sulfate crystal recovery device and method |
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