CN110079814A - A kind of etched foil multi-layer cleaning structure - Google Patents
A kind of etched foil multi-layer cleaning structure Download PDFInfo
- Publication number
- CN110079814A CN110079814A CN201910402276.5A CN201910402276A CN110079814A CN 110079814 A CN110079814 A CN 110079814A CN 201910402276 A CN201910402276 A CN 201910402276A CN 110079814 A CN110079814 A CN 110079814A
- Authority
- CN
- China
- Prior art keywords
- roller
- foil
- rinse bath
- live
- liquid level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/024—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by a combination of dipping and spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/027—Associated apparatus, e.g. for pretreating or after-treating
- C23G3/029—Associated apparatus, e.g. for pretreating or after-treating for removing the pickling fluid from the objects
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a kind of etched foil multi-layer cleaning structure, including etched foil, transmission roller mechanism and wiper mechanism, transmission roller mechanism includes into foil roller, goes out foil roller, live-roller and several water purification rollers on several liquid levels；Wiper mechanism includes rinse bath, and the cleaning solution of certain liquid is filled in rinse bath, and foil roller is symmetrically positioned in rinse bath top into foil roller and out, and live-roller and water purification roller are rotatably arranged on the inner wall two sides of rinse bath at biserial on liquid level；This cleaning device is simultaneously using spray irrigation, soaking flushing and ultrasonic oscillation cleaning, cleaning effect is good, impurity less residue, cleaning efficiency is high, and just having the transmission roll structure of several levels in a rinse bath, etched foil is sprayed and shakes flushing several times above and below cleaning solution liquid level, not only reduces production line cleaning slot number, the dosage and using area of deionized water are saved, and cleaning efficiency and effect are obviously improved.
Description
Technical field
The invention belongs to metal foil production equipment technology, in particular to a kind of etched foil multi-layer cleaning structures.
Background technique
The mesohigh etched foil of aluminium electrolutic capacitor belongs to electronics proprietary material, is one of basic industry, is Chinese electricity
The weak link of sub-industry, the industry being included in state key development and having helped.Etched foil is the aluminium foil (anode through excessive erosion
Foil and Cathode Foil), need to remove the impurity on etched foil surface by the cleaning of deionized water, but traditional cleaning method
It is that a series of rinse bath is set on electroetching production line, deionized water is continuously added in each trough, etched foil passes through each
Deionized water in trough is to achieve the purpose that cleaning.In above-mentioned cleaning process, aluminium foil be actually with immersion, spray or
What the form of countercurrent rinsing was cleaned, low efficiency, and deionized water is that surface is passed through for etched foil, water flow can not be formed
Impact and concussion are formed to etched foil surface, so cleaning efficiency is very low, remaining chloride ion content is also relatively high after cleaning, high
The chloride ion content of specific volume foil can not accomplish 4ppmm hereinafter, so for the product of long life requirement, this is fatal lacks
It falls into.Pure water and place are not only wasted in this way, increase production cost, and influence etched foil properties of product.And existing etched foil
Cleaning device is not provided with drying device, and water is brought into air by etched foil, has biggish injury to human body.
Therefore, to solve the above problems, it is necessary to propose further solution.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of etched foil multi-layer cleaning structures.
In order to achieve the above object, the invention adopts the following technical scheme: a kind of etched foil multi-layer cleaning structure, including
Etched foil, transmission roller mechanism and wiper mechanism, the transmission roller mechanism include into foil roller, out foil roller, be driven on several liquid levels
Roller and several water purification rollers；The wiper mechanism includes rinse bath, and the cleaning solution of certain liquid, institute are filled in the rinse bath
It states into foil roller and foil roller is symmetrically positioned in above rinse bath out, live-roller and water purification roller are rotatably arranged at biserial on the liquid level
The inner wall two sides of rinse bath, and live-roller is close to the upper and lower interlaced arrangement in the top of rinse bath on the liquid level, water purification roller is close to clear
The upper and lower interlaced arrangement in the bottom of washing trough, live-roller is located at the top of water purification roller on the liquid level；The etched foil successively bypass into
Live-roller on foil roller, several described liquid levels, several described water purification rollers and foil roller, the rotation by being driven roller mechanism pass out
It moves across wiper mechanism；The inner wall of the rinse bath and inside are mounted on ultrasonic oscillator, the ultrasonic oscillator
The excircle of the horizontal alignment water purification roller in outlet occurs for ultrasonic wave.
Further, the rinse bath does not install the other two sidewalls of live-roller and water purification roller on liquid level and is equipped with side
Spray tube, the side spray tube pass through the liquid level of cleaning solution, and the side spray tube is located at the one of the ullage of cleaning solution
End is equipped with several spray heads；The inside of the rinse bath is equipped with the middle part spray tube across cleaning solution liquid level, the middle part
The side that spray tube is located at the ullage of cleaning solution is equipped with several spray heads；The spray outlet of the spray head is directed at liquid
Etched foil surface on face on the excircle of live-roller and adjacent two liquid level between live-roller；The side spray tube and middle part spray
The side that shower pipe is located at the ullage of cleaning solution is equipped with water pump.
Further, it is described go out foil roller and liquid level on two surface of etched foil between live-roller be provided with it is several
A suction roll.
Further, the excircle of the suction roll and water purification roller is coated with felt.
Further, liquid level of the cleaning solution in rinse bath is lower than live-roller on the liquid level of bottom, is higher than most
The water purification roller of top.
The utility model has the advantages that compared with prior art, the invention has the following advantages that etched foil multi-layer of the invention cleans knot
Structure is simultaneously using spray irrigation, soaking flushing and ultrasonic oscillation cleaning, and cleaning effect is good, impurity less residue, cleaning efficiency
Height, and just have the transmission roll structure of several levels in a rinse bath, above and below cleaning solution liquid level etched foil be sprayed and
Concussion is rinsed several times, is not only reduced production line cleaning slot number, has been saved the dosage and using area of deionized water, and
Cleaning efficiency and effect are obviously improved；And the present apparatus further includes wiping the process of cleaning solution, avoids and takes cleaning solution out of
Device pollutes ground or other equipment；In addition, present apparatus space hold is small, and it is flexibly light, facilitate setting any in production line
In workshop section.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Wherein, 1, etched foil, 2, into foil roller, 3, go out foil roller, 4, rinse bath, 5, cleaning solution, 6, ultrasonic oscillator, 7, side spray
Shower pipe, 8, water pump, 9, spray head, 10, suction roll, 11, middle part spray tube, 12, live-roller on liquid level, 13, water purification roller.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification of kind equivalent form falls within the application range as defined in the appended claims.
As shown in Figure 1, this etched foil multi-layer cleaning structure, including etched foil 1, transmission roller mechanism and wiper mechanism, it passes
Dynamic roller mechanism includes into foil roller 2, goes out foil roller 3, live-roller 12 and several water purification rollers 13 on several liquid levels；Wiper mechanism includes
Rinse bath 4 is filled with the cleaning solution 5 of certain liquid in rinse bath 4, and liquid level of the cleaning solution 5 in rinse bath 4 is lower than bottom
Live-roller 12, the water purification roller 13 higher than the top on liquid level；Foil roller 3 is symmetrically positioned in 4 top of rinse bath, liquid level into foil roller 2 and out
Upper live-roller 12 and water purification roller 13 are rotatably arranged on the inner wall two sides of rinse bath 4 at biserial, and live-roller 12 is close on liquid level
The upper and lower interlaced arrangement in the top of rinse bath 4, water purification roller 13 are driven in the upper and lower interlaced arrangement in the bottom of rinse bath 4, liquid level
Roller 12 is located at the top of water purification roller 13；Etched foil 1 is successively bypassed into live-roller 12, several water purifications on foil roller 2, several liquid levels
Roller 13 and out foil roller 3, the rotation by being driven roller mechanism are driven across wiper mechanism, and etched foil 1 bypasses upper and lower interlaced arrangement
Water purification roller 13, can achieve the multistage effect for removing spot；The inner wall of rinse bath 4 and inside are mounted on ultrasonic oscillator
6, the excircle of the flat alignment water purification roller 13 of the horizontal saliva of mouth occurs for the vibration of ultrasonic oscillator 6, passes through the effect of ultrasonic oscillator 6
So that the cleaning solution 5 around water purification roller 13 shakes, ultrasonic oscillation cleaning, cleaning are carried out to the etched foil 1 around water purification roller 13
Effect is good.
Rinse bath 4 does not install the other two sidewalls of live-roller 12 and water purification roller 13 on liquid level and is also equipped with side in the present embodiment
Portion's spray tube 7, side spray tube 7 pass through the liquid level of cleaning solution 5, and side spray tube 7 is located at one end of the ullage of cleaning solution 5
Equipped with several spray heads 9；The inside of rinse bath 4 is equipped with the middle part spray tube 11 across 5 liquid level of cleaning solution, middle part spray tube
11 sides for being located at the ullage of cleaning solution 5 are equipped with several spray heads 9；On the spray outlet alignment liquid level of spray head 9
1 surface of etched foil on the excircle of live-roller 12 and adjacent two liquid level between live-roller 12；Side spray tube 7 and middle part spray
The side that pipe 11 is located at the ullage of cleaning solution 5 is equipped with water pump 8, and due to the effect of water pump 8, cleaning solution 5 passes through side
Spray tube 7 and middle part spray tube 11, release impacts two surfaces of etched foil 1 from spray head 9, and etched foil 1 receives cleaning solution 5
The impact Sasser due to caused by spray, due to the Sasser of cleaning solution 5 impact and greatly improve the effect of cleaning.
Moreover, 1 liang of surface of etched foil on foil roller 3 and liquid level between live-roller 12 is provided with several water suctions out
The excircle of roller 10, suction roll 10 and water purification roller 13 is coated with felt, can effective increasing friction force, prevent from skidding, and
For etched foil 1 when transmitting cleaning on water purification roller 13,1 surface of felt fretting corrosion foil can directly remove stain, etched foil
1 on suction roll 10 when being driven, and by the felt friction on suction roll 10, thoroughly wipes the residual water on 1 surface of etched foil, prevent by
Cleaning solution takes device pollution ground or other equipment out of.
In addition, ultrasonic oscillator 6 includes understructure, supersonic generator and ultrasonic oscillation mouth in the present embodiment,
Its pedestal is fixed with rinse bath inner wall or side wall, the etched foil 1 coated on ultrasonic oscillation mouth alignment water purification roller 10, ultrasonic wave vibration
It swinging and is equipped with several ultrasonic oscillators in device 6, ultrasonic oscillator connects to power supply generation ultrasonic wave by the power supply line of peripheral hardware, from
And the opening portion for controlling ultrasonic oscillator 6 generates concussion, and cleaning solution is caused to shake, and forms ultrasonic oscillation cleaning.And this hair
The working frequency of ultrasonic oscillator in bright is 16kHz-300kHz, it is ensured that using effect and service efficiency
The etched foil multi-layer cleaning structure of the present embodiment is cleaned using spray irrigation, soaking flushing and ultrasonic oscillation simultaneously,
Cleaning effect is good, impurity less residue, and cleaning efficiency is high, and just has the transmission roll structure of several levels in a rinse bath,
Etched foil is sprayed and shakes flushing several times cleaning solution liquid level up and down, not only reduces production line cleaning slot number, section
The about dosage and using area of deionized water, and cleaning efficiency and effect are obviously improved；And the present apparatus further includes wiping
Except the process of cleaning solution, avoids and take cleaning solution out of device pollution ground or other equipment；In addition, present apparatus space hold
It is small, it is flexibly light, facilitate and is arranged in production line in any workshop section.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of etched foil multi-layer cleaning structure, it is characterised in that: including etched foil (1), it is driven roller mechanism and wiper mechanism,
The transmission roller mechanism includes into foil roller (2), goes out foil roller (3), live-roller (12) and several water purifications on several liquid levels
Roller (13)；
The wiper mechanism includes rinse bath (4), is filled with cleaning solution (5) in the rinse bath (4), it is described into foil roller (2) and
Foil roller (3) is symmetrically positioned in above rinse bath (4) out, and live-roller (12) and water purification roller (13) are set at biserial rotation on the liquid level
Set in the inner wall two sides of rinse bath (4), and on the liquid level live-roller (12) close to rinse bath (4) top above and below interlock cloth
It sets, the upper and lower interlaced arrangement in bottom of water purification roller (13) close rinse bath (4), live-roller (12) is located at water purification roller on the liquid level
(13) top；
The etched foil (1) successively bypasses into live-roller (12), several described water purifications on foil roller (2), several described liquid levels
Roller (13) and out foil roller (3), the rotation by being driven roller mechanism are driven across wiper mechanism；
The inner wall of the rinse bath (4) and inside are mounted on ultrasonic oscillator (6), and the ultrasonic oscillator (6) surpasses
The excircle of the horizontal alignment water purification roller (13) in outlet occurs for sound wave.
2. etched foil multi-layer cleaning structure according to claim 1, it is characterised in that: the rinse bath (4) is not installed
The other two sidewalls of live-roller (12) and water purification roller (13) are equipped with side spray tube (7) on liquid level, the side spray tube (7)
Extend cleaning solution (5) ullage, the side spray tube (7) be located at cleaning solution (5) if ullage one end equipped with
Dry spray head (9)；The inside of the rinse bath (4) is equipped with the middle part spray tube for extending to cleaning solution (5) ullage
(11), the side that the middle part spray tube (11) is located at the ullage of cleaning solution (5) is equipped with several spray heads (9)；Institute
The spray outlet for stating spray head (9) is aligned on liquid level on the excircle and adjacent two liquid level of live-roller (12) between live-roller (12)
Etched foil (1) surface；The side spray tube (7) and middle part spray tube (11) are located at the one of the ullage of cleaning solution (5)
Side is equipped with water pump (8).
3. etched foil multi-layer cleaning structure according to claim 1, it is characterised in that: foil roller (3) and the liquid level out
(1) two surface of etched foil between upper live-roller (12) is provided with several suction rolls (10).
4. etched foil multi-layer cleaning structure according to claim 3, it is characterised in that: the suction roll (10) and water purification
The excircle of roller (13) is coated with felt.
5. etched foil multi-layer cleaning structure according to claim 1, it is characterised in that: the cleaning solution (5) is being cleaned
Liquid level in slot (4) is lower than live-roller (12), the water purification roller (13) higher than the top on the liquid level of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402276.5A CN110079814A (en) | 2019-05-15 | 2019-05-15 | A kind of etched foil multi-layer cleaning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402276.5A CN110079814A (en) | 2019-05-15 | 2019-05-15 | A kind of etched foil multi-layer cleaning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110079814A true CN110079814A (en) | 2019-08-02 |
Family
ID=67420168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910402276.5A Pending CN110079814A (en) | 2019-05-15 | 2019-05-15 | A kind of etched foil multi-layer cleaning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110079814A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157065A (en) * | 2020-09-16 | 2021-01-01 | 浙江丰川电子环保科技股份有限公司 | High-pressure corrosion foil production line |
| CN112170352A (en) * | 2020-10-22 | 2021-01-05 | 深圳市山木电子设备有限公司 | Online cleaning device and cleaning process for system packaging product |
| CN112756322A (en) * | 2020-12-29 | 2021-05-07 | 茌平阳之光亲水箔有限公司 | Cleaning device for multi-layer hydrophilic foil degreasing tank |
| CN114481154A (en) * | 2022-03-31 | 2022-05-13 | 山东莱钢磁浮列车轨道工程有限公司 | Rust removal spraying equipment for machining |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204589313U (en) * | 2015-05-14 | 2015-08-26 | 吴江飞乐天和电子材料有限公司 | A kind of etched foil washing unit |
| CN205774913U (en) * | 2016-05-30 | 2016-12-07 | 江苏国瑞科技股份有限公司 | Etched foil production line purging system |
| CN206632037U (en) * | 2017-04-10 | 2017-11-14 | 立敦电子科技（阿坝州）有限公司 | A kind of Waste Acid From Hua Cheng Foil spraying and cleaning apparatus |
| CN207325471U (en) * | 2017-08-28 | 2018-05-08 | 东阳名泰科技有限公司 | A kind of high-efficiency washing device of etched foil |
| CN207746155U (en) * | 2017-12-08 | 2018-08-21 | 四川日科电子有限公司 | It is melted into service sink |
| CN208728138U (en) * | 2018-08-16 | 2019-04-12 | 扬州飞虎航空科技有限公司 | A kind of steel belt cleaning device |
-
2019
- 2019-05-15 CN CN201910402276.5A patent/CN110079814A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204589313U (en) * | 2015-05-14 | 2015-08-26 | 吴江飞乐天和电子材料有限公司 | A kind of etched foil washing unit |
| CN205774913U (en) * | 2016-05-30 | 2016-12-07 | 江苏国瑞科技股份有限公司 | Etched foil production line purging system |
| CN206632037U (en) * | 2017-04-10 | 2017-11-14 | 立敦电子科技（阿坝州）有限公司 | A kind of Waste Acid From Hua Cheng Foil spraying and cleaning apparatus |
| CN207325471U (en) * | 2017-08-28 | 2018-05-08 | 东阳名泰科技有限公司 | A kind of high-efficiency washing device of etched foil |
| CN207746155U (en) * | 2017-12-08 | 2018-08-21 | 四川日科电子有限公司 | It is melted into service sink |
| CN208728138U (en) * | 2018-08-16 | 2019-04-12 | 扬州飞虎航空科技有限公司 | A kind of steel belt cleaning device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157065A (en) * | 2020-09-16 | 2021-01-01 | 浙江丰川电子环保科技股份有限公司 | High-pressure corrosion foil production line |
| CN112157065B (en) * | 2020-09-16 | 2021-10-01 | 浙江丰川电子环保科技股份有限公司 | High-pressure corrosion foil production line |
| CN112170352A (en) * | 2020-10-22 | 2021-01-05 | 深圳市山木电子设备有限公司 | Online cleaning device and cleaning process for system packaging product |
| CN112170352B (en) * | 2020-10-22 | 2023-08-11 | 深圳市山木电子设备有限公司 | Online cleaning device and cleaning process for system-in-package product |
| CN112756322A (en) * | 2020-12-29 | 2021-05-07 | 茌平阳之光亲水箔有限公司 | Cleaning device for multi-layer hydrophilic foil degreasing tank |
| CN114481154A (en) * | 2022-03-31 | 2022-05-13 | 山东莱钢磁浮列车轨道工程有限公司 | Rust removal spraying equipment for machining |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110079814A (en) | A kind of etched foil multi-layer cleaning structure | |
| CN209906893U (en) | Etched foil processing structure | |
| CN215965181U (en) | Cleaning device for fan impeller | |
| CN208004411U (en) | Silicon material pickling processes system | |
| CN210438844U (en) | Pickling device for stainless seamless pipe | |
| CN210497418U (en) | Hot galvanizing cleaning pool | |
| CN109396099A (en) | A kind of efficient Tea Production cleaning device | |
| CN216501040U (en) | Energy-efficient carborundum wafer belt cleaning device | |
| CN109231167B (en) | Concentrated regenerating unit of hydrochloric acid | |
| CN208225849U (en) | A kind of ceramic chip package pedestal cleaning machine | |
| CN216937478U (en) | Quartz tube cleaning machine | |
| CN217312606U (en) | High-efficient desulfurization absorption single-bucket cyclone spray tower | |
| CN209156539U (en) | Capacitor aluminium foil cleaning device | |
| CN105964602A (en) | Physical cleaning device for strip steel | |
| CN216537779U (en) | Spray tower for gas desulfurization | |
| CN209974904U (en) | Etched foil integrated multi-layer cleaning device | |
| JPH11290720A (en) | Method for washing wet electric dust collector | |
| CN210816410U (en) | Aluminum plate belt cleaning device | |
| CN114700322A (en) | Cleaning tank, quartz tube cleaning machine and quartz tube cleaning method | |
| CN110387553B (en) | Pickling process of stainless seamless tube | |
| CN209502400U (en) | A kind of dyestuff cleaning device of printing packaging equipment roll shaft | |
| CN221522799U (en) | Copper foil pickling drying equipment | |
| CN209077317U (en) | A kind of high efficiency plating rinsing bowl for small part | |
| CN207967170U (en) | A kind of leaching acid device of coating machine | |
| CN202530167U (en) | Device capable of improving surface cleaning quality of cold rolling strip steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190802 |
|
| RJ01 | Rejection of invention patent application after publication |