CN109482560A - Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process - Google Patents

Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process Download PDF

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Publication number
CN109482560A
CN109482560A CN201811453425.2A CN201811453425A CN109482560A CN 109482560 A CN109482560 A CN 109482560A CN 201811453425 A CN201811453425 A CN 201811453425A CN 109482560 A CN109482560 A CN 109482560A
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CN
China
Prior art keywords
water
degreasing
spray
water tank
washing
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
Application number
CN201811453425.2A
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Chinese (zh)
Inventor
刘俊娥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangyin Energy Machinery Co Ltd
Original Assignee
Jiangyin Energy Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangyin Energy Machinery Co Ltd filed Critical Jiangyin Energy Machinery Co Ltd
Priority to CN201811453425.2A priority Critical patent/CN109482560A/en
Publication of CN109482560A publication Critical patent/CN109482560A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • B08B3/022Cleaning travelling work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/041Cleaning travelling work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/048Overflow-type cleaning, e.g. tanks in which the liquid flows over the tank in which the articles are placed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/08Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity, by vibration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/007Heating the liquid

Abstract

The present invention relates to a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process, described device includes water purge passage, the water purge passage includes from a degreasing section being sequentially arranged front to back, secondary degreasing section, one cycle washing section, secondary cycle washing section, circulating water wash section and fresh washing section three times, degreasing section, secondary degreasing section, one cycle washing section, secondary cycle washing section and circulating water wash section is respectively arranged below once degreasing water tank three times, secondary degreasing water tank, primary washing water tank, secondary water water tank and water tank is washed three times, degreasing section, secondary degreasing section, one cycle washing section, secondary cycle washing section, spray pipe component is provided in circulating water wash section and fresh washing section three times.The present invention can not only substantially increase production efficiency, and final pre-treatment effect has been effectively ensured, and provide guarantee for final product coating quality.

Description

Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process
Technical field
The present invention relates to a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process, belong to Spraying equipment technical field.
Background technique
As demand of the automobile industry to plastic products increasingly increases, anti-corrosion and modification of the coating process in plastic part Start to play more and more significant effect in performance.Many appearance members, such as bumper, spoiler, body-finishing item etc. are to painting Appearance requirement after dress is all very stringent.And for each auto producer, obtain good painting quality and appearance The product of quality is an important factor for improving the vehicle market competitiveness.
(pretreatment) is handled before coating industry is known as the process before coating, is the basis of coating project, to coating Final mass has a significant impact.Coating Pretreatment is referred to as pre-treatment, and device therefor claims pre-processing device.Existing automotive plastic parts Painting pre-processing device technical flow design it is unreasonable, not only reduce production efficiency, and pre-treatment effect is undesirable, meeting Final product spraying effect is had an impact.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of automatic spray paint production line for the above-mentioned prior art High-efficiency cleaning pretreatment unit and its pretreating process can not only substantially increase production efficiency, and be effectively ensured most Whole pre-treatment effect, provides guarantee for final product coating quality.
The present invention solves the above problems used technical solution are as follows: a kind of automatic spray paint production line high-efficiency cleaning is pre- Processing unit, it includes water purge passage, and the water purge passage includes from degreasing section, a secondary degreasing being sequentially arranged front to back Section, one cycle washing section, secondary cycle washing section, three times circulating water wash section and fresh washing section, degreasing section, two Secondary degreasing section, one cycle washing section, secondary cycle washing section and circulating water wash section is respectively arranged below once degreasing three times Water tank, secondary degreasing water tank once wash water tank, secondary water water tank and wash water tank three times, a degreasing section, secondary Degreasing section, one cycle washing section are provided with spray in secondary cycle washing section, three times circulating water wash section and fresh washing section Tube assembly.
Preferably, the spray pipe component includes two spray units in left and right, and the spray unit includes catch basin, described The trench bottom that catchments is provided with water inlet pipe, is provided with multiple short spray tubes and long spray tube, the short spray at the top of the catch basin Pipe and long spray tube interlock arranged for interval.
Preferably, the short spray tube position of left side spray unit and the long spray tube position of right side spray unit are corresponding, The long spray tube position of left side spray unit and the short spray tube position of right side spray unit are corresponding.
Preferably, multiple spray ports are offered on the short spray tube and long spray tube, the short spray in adjacent position Spray port in shower pipe and long spray tube, which misplaces, to be arranged.
Preferably, it is provided with RO water lines and tap water pipe line outside the water purge passage, the RO water lines pass through connection Pipeline respectively with a degreasing water tank, secondary degreasing water tank, three times wash water tank RO water supplement port and fresh washing section in Spray pipe component is connected, the tap water pipe line by connecting line respectively with a degreasing water tank, secondary degreasing water tank, one Secondary washing water tank, secondary water water tank are connected with the tap water water supplement port for washing water tank three times.
Preferably, described wash on water tank three times is provided with overflow port, and the overflow port washed on water tank three times passes through Overflow passage is connected with secondary water water tank, and overflow port, the secondary washing water are also equipped on the secondary water water tank Overflow port on case is connected by overflow passage with primary washing water tank.
Preferably, it is provided with air draft air hose above the water purge passage, the air draft air hose includes air hose leading portion and straight wind Pipe, described straight air hose one end are connected with air hose leading portion, and the straight air hose other end is secondary by being connected in by elbow Between degreasing water tank and primary washing water tank, air hose leading portion lower end is connected on front side of degreasing section of water purge passage, Exhaust outlet is provided on the air hose leading portion, the exhaust outlet is connected with pretreatment exhaust fan.
Preferably, air-valve is provided on the straight air hose.
Preferably, it is provided with track in the water purge passage, skid is provided on the track, workpiece to be pre-treated is hung It is placed on skid.
A kind of automatic spray paint production line high-efficiency cleaning pretreating process, the technique the following steps are included:
A skid is taken, workpiece to be pre-treated is hung as on skid, skid is placed in pretreatment unit, skid is taken From slowly mobile front to back on track with workpiece in pretreatment unit, in pretreatment unit successively by a degreasing, Secondary degreasing, one cycle pure water are washed, secondary cycle pure water is washed and recycle that pure water is washed and fresh pure water is washed three times, thus complete At the spraying pre-treatment operation of workpiece;
Wherein:
Degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, and a degreasing process time is 2min;
Secondary degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, and the secondary degreasing process time is 1.5min;
One cycle pure water is washed to be cleaned using pure water at room temperature, process time 1min;
Secondary cycle pure water is washed to be cleaned using pure water at room temperature, process time 1min;
Circulation pure water is washed three times is cleaned using pure water at room temperature, process time 0.5min;
Fresh pure water is washed to be cleaned using fresh pure water at room temperature, process time 0.3min.
Compared with the prior art, the advantages of the present invention are as follows:
1, the present invention can not only substantially increase production efficiency, and final pre-treatment effect has been effectively ensured, and be Final product coating quality provides guarantee;
2, spray pipe component of the present invention includes two spray units in left and right, the long spray tube and short spray of left and right spray unit Pipe matches, and the spray port of long spray tube and short spray tube dislocation arrangement, can greatly improve the equal of spray on each spray unit Even property, is effectively ensured the pretreating effect of workpiece;
3, the overflow water of three-level washing section is back to second level washing section reuse by the present invention, by the overflow water of second level washing section It is back to one-stage water wash section reuse, the consumption of water is greatly reduced, reduces production cost;
4, workshop is discharged by air draft air hose in the fog that the present invention generates spray, avoids fog in workshop and diffuses, greatly The production environment in workshop is improved greatly.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of automatic spray paint production line high-efficiency cleaning pretreatment unit of the present invention.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Fig. 3 is the B-B cross-sectional view of Fig. 1.
Fig. 4 is the structural schematic diagram of spray pipe component in Fig. 1.
Wherein:
Water purge passage 1
Degreasing section 1.1
Secondary degreasing section 1.2
One cycle washing section 1.3
Secondary cycle washing section 1.4
Circulating water wash section 1.5 three times
Fresh washing section 1.6
Degreasing water tank 2
Secondary degreasing water tank 3
Primary washing water tank 4
Secondary water water tank 5
Water tank 6 is washed three times
Spray pipe component 7
Catch basin 7.1
Water inlet pipe 7.2
Short spray tube 7.3
Long spray tube 7.4
Spray port 7.5
Spray head 7.6
RO water lines 8
Tap water pipe line 9
Overflow port 10
Overflow passage 11
Air draft air hose 12
Air hose leading portion 12.1
Straight air hose 12.2
Elbow 12.3
Exhaust outlet 12.4
Air-valve 12.5
Track 13
Skid 14.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Figure 1 to 4, the automatic spray paint production line high-efficiency cleaning pretreatment unit of one of the present embodiment, It includes water purge passage 1, and the water purge passage 1 includes from a degreasing section 1.1, the secondary degreasing section being sequentially arranged front to back 1.2, one cycle washing section 1.3, secondary cycle washing section 1.4, three times circulating water wash section 1.5 and fresh washing section 1.6, it is described Degreasing section 1.1, secondary degreasing section 1.2, one cycle washing section 1.3, secondary cycle washing section 1.4 and circulating water wash three times Section 1.5 is respectively arranged below once degreasing water tank 2, secondary degreasing water tank 3, primary washing water tank 4,5 and of secondary water water tank Water tank 6, a degreasing section 1.1, secondary degreasing section 1.2, one cycle washing section 1.3, secondary cycle washing are washed three times Section 1.4 is provided with spray pipe component 7 in circulating water wash section 1.5 and fresh washing section 1.6 three times;
The spray pipe component 7 includes two spray units in left and right, and the spray unit includes catch basin 7.1, the collection 7.1 bottom of sink is provided with water inlet pipe 7.2, and multiple short spray tubes 7.3 and long spray tube are provided at the top of the catch basin 7.1 7.4, the short spray tube 7.3 and long spray tube 7.4 interlock arranged for interval;
7.3 position of short spray tube of left side spray unit is corresponding with 7.4 position of long spray tube of right side spray unit, left 7.4 position of long spray tube of side spray unit is corresponding with 7.3 position of short spray tube of right side spray unit;
Offer multiple spray ports 7.5 on the short spray tube 7.3 and long spray tube 7.4, on each spray port 7.5 It is provided with spray head 7.6;
Spray port 7.5 on short spray tube 7.3 and long spray tube 7.4 in adjacent position, which misplaces, to be arranged;
RO water lines 8 and tap water pipe line 9 are provided with outside the water purge passage 1, the RO water lines 8 pass through connecting line Respectively with a degreasing water tank 2, secondary degreasing water tank 3, three times wash water tank 6 RO water supplement port and fresh washing section 1.6 in Spray pipe component 7 be connected, the tap water pipe line 9 by connecting line respectively with a degreasing water tank 2, secondary degreasing water Case 3, primary washing water tank 4, secondary water water tank 5 are connected with the tap water water supplement port for washing water tank 6 three times;
Described wash on water tank 6 three times is provided with overflow port 10, and the overflow port 10 washed on water tank 6 three times is by overflowing Flow tube road 11 is connected with secondary water water tank 5, and overflow port 10, the secondary water are also equipped on the secondary water water tank 5 Overflow port 10 on water tank 5 is connected by overflow passage 11 with primary washing water tank 4;
Air draft air hose 12 is provided with above the water purge passage 1, the air draft air hose 12 is including air hose leading portion 12.1 and directly Air hose 12.2, described straight 12.2 one end of air hose are connected with air hose leading portion 12.1, and straight 12.2 other end of air hose passes through Elbow 12.3 is connected between secondary degreasing water tank 3 and primary washing water tank 4, and 12.1 lower end of the air hose leading portion connection is set It is placed in 1 degreasing sections of water purge passage, 1.1 front side, is provided with exhaust outlet 12.4, the exhaust outlet on the air hose leading portion 12.1 12.4 are connected with pretreatment exhaust fan;
Air-valve 12.5 is provided on the straight air hose 12.2;
It is provided with track 13 in the water purge passage 1, skid 14 is provided on the track 13, workpiece to be pre-treated is hung It is placed on skid 14.
Its pretreating process the following steps are included:
A skid is taken, workpiece to be pre-treated is hung as on skid, skid is placed in pretreatment unit, skid is taken From slowly mobile front to back on track with workpiece in pretreatment unit, in pretreatment unit successively by a degreasing, Secondary degreasing, one cycle pure water are washed, secondary cycle pure water is washed and recycle that pure water is washed and fresh pure water is washed three times, thus complete At the spraying pre-treatment operation of workpiece;
Wherein: a degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, removes outer surface of workpiece greasy dirt, a degreasing Process time is 2min;
Secondary degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, removes outer surface of workpiece greasy dirt, secondary degreasing technique Time is 1.5min;
One cycle pure water is washed to be cleaned using pure water at room temperature, removes workpiece surface degreasing agent, cleaning agent, bosher Part, process time 1min;
Secondary cycle pure water is washed to be cleaned using pure water at room temperature, removes workpiece surface degreasing agent, cleaning agent, bosher Part, process time 1min;
Circulation pure water is washed three times is cleaned using pure water at room temperature, removes workpiece surface degreasing agent, cleaning agent, bosher Part, process time 0.5min;
Fresh pure water is washed to be cleaned using fresh pure water at room temperature, removes workpiece surface degreasing agent, cleaning agent, bosher Part, process time 0.3min.
In addition to the implementation, all to use equivalent transformation or equivalent replacement the invention also includes there is an other embodiments The technical solution that mode is formed should all be fallen within the scope of the hereto appended claims.

Claims (10)

1. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit, it is characterised in that: it includes water purge passage (1), The water purge passage (1) includes a degreasing section (1.1) being sequentially arranged front to back certainly, secondary degreasing section (1.2), one cycle Washing section (1.3), secondary cycle washing section (1.4), three times circulating water wash section (1.5) and fresh washing section (1.6), it is described primary It degreasing section (1.1), secondary degreasing section (1.2), one cycle washing section (1.3), secondary cycle washing section (1.4) and recycles three times Washing section (1.5) be respectively arranged below once degreasing water tank (2), secondary degreasing water tank (3), once wash water tank (4), secondary It washes water tank (5) and washes water tank (6) three times, a degreasing section (1.1), secondary degreasing section (1.2), one cycle washing Spray is provided in section (1.3), secondary cycle washing section (1.4), three times circulating water wash section (1.5) and fresh washing section (1.6) Shower pipe component (7).
2. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 1, it is characterised in that: The spray pipe component (7) includes two spray units in left and right, and the spray unit includes catch basin (7.1), the catch basin (7.1) bottom is provided with water inlet pipe (7.2), and multiple short spray tubes (7.3) and long spray are provided at the top of the catch basin (7.1) It manages (7.4), the short spray tube (7.3) and long spray tube (7.4) interlock arranged for interval.
3. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 2, it is characterised in that: Short spray tube (7.3) position of left side spray unit is corresponding with long spray tube (7.4) position of right side spray unit, left side spray Long spray tube (7.4) position for drenching unit is corresponding with short spray tube (7.3) position of right side spray unit.
4. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 2, it is characterised in that: It is offered multiple spray ports (7.5) on the short spray tube (7.3) and long spray tube (7.4), on each spray port (7.5) Spray head (7.6) are provided with, the spray port (7.5) on short spray tube (7.3) and long spray tube (7.4) in adjacent position is wrong Position arrangement.
5. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 1, it is characterised in that: RO water lines (8) and tap water pipe line (9) are provided with outside the water purge passage (1), the RO water lines (8) pass through connecting line Respectively with a degreasing water tank (2), secondary degreasing water tank (3), three times wash water tank (6) RO water supplement port and fresh washing section (1.6) spray pipe component (7) in is connected, the tap water pipe line (9) by connecting line respectively with a degreasing water tank (2), secondary degreasing water tank (3), once wash water tank (4), secondary water water tank (5) and three times washing water tank (6) tap water Water supplement port is connected.
6. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 1, it is characterised in that: Described wash on water tank (6) three times is provided with overflow port (10), and the overflow port washed on water tank (6) three times passes through overflow pipe Road (11) is connected with secondary water water tank (5), is also equipped with overflow port (10) on the secondary water water tank (5), described two Overflow port (10) on secondary washing water tank (5) is connected by overflow passage (11) with primary washing water tank (4).
7. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 6, it is characterised in that: It is provided with air draft air hose (12) above the water purge passage (1), the air draft air hose (12) includes air hose leading portion (12.1) and directly Air hose (12.2), described straight air hose (12.2) one end are connected with air hose leading portion (12.1), straight air hose (12.2) other end By being connected between secondary degreasing water tank (3) and primary washing water tank (4) by elbow (12.3), the air hose leading portion (12.1) lower end is connected on front side of (1) degreasing section (1.1) of water purge passage, is provided on the air hose leading portion (12.1) Exhaust outlet (12.4), the exhaust outlet (12.4) are connected with pretreatment exhaust fan.
8. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 7, it is characterised in that: Air-valve (12.5) are provided on the straight air hose (12.2).
9. a kind of automatic spray paint production line high-efficiency cleaning pretreatment unit according to claim 1, it is characterised in that: It is provided with track (13) in the water purge passage (1), is provided with skid (14) on the track (13), workpiece to be pre-treated is hung It is placed on skid (14).
10. a kind of automatic spray paint production line high-efficiency cleaning pretreating process, it is characterised in that the technique includes following step It is rapid:
A skid is taken, workpiece to be pre-treated is hung as on skid, skid is placed in pretreatment unit, skid carries work Part on the track in pretreatment unit from slowly mobile front to back, successively by a degreasing, secondary in pretreatment unit Degreasing, one cycle pure water are washed, secondary cycle pure water is washed and recycle that pure water is washed and fresh pure water is washed three times, to complete work The spraying pre-treatment operation of part;
Wherein:
Degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, and a degreasing process time is 2min;
Secondary degreasing uses the hot water of 60~70 DEG C of oiling degreasing agents, and the secondary degreasing process time is 1.5min;
One cycle pure water is washed to be cleaned using pure water at room temperature, process time 1min;
Secondary cycle pure water is washed to be cleaned using pure water at room temperature, process time 1min;
Circulation pure water is washed three times is cleaned using pure water at room temperature, process time 0.5min;
Fresh pure water is washed to be cleaned using fresh pure water at room temperature, process time 0.3min.
CN201811453425.2A 2018-11-30 2018-11-30 Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process Pending CN109482560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811453425.2A CN109482560A (en) 2018-11-30 2018-11-30 Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811453425.2A CN109482560A (en) 2018-11-30 2018-11-30 Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process

Publications (1)

Publication Number Publication Date
CN109482560A true CN109482560A (en) 2019-03-19

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ID=65698146

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811453425.2A Pending CN109482560A (en) 2018-11-30 2018-11-30 Automatic spray paint production line high-efficiency cleaning pretreatment unit and its pretreating process

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112593305A (en) * 2020-12-04 2021-04-02 四川辉腾科技股份有限公司 Aramid III fiber spinning washing device and use method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112593305A (en) * 2020-12-04 2021-04-02 四川辉腾科技股份有限公司 Aramid III fiber spinning washing device and use method thereof

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