CN114941166A - Frosted oxidation treatment process for surface of aluminum profile - Google Patents
Frosted oxidation treatment process for surface of aluminum profile Download PDFInfo
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- CN114941166A CN114941166A CN202210654136.9A CN202210654136A CN114941166A CN 114941166 A CN114941166 A CN 114941166A CN 202210654136 A CN202210654136 A CN 202210654136A CN 114941166 A CN114941166 A CN 114941166A
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- aluminum profile
- cleaning
- degreasing
- pool
- collecting
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 257
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 257
- 230000003647 oxidation Effects 0.000 title claims abstract description 45
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000008569 process Effects 0.000 title claims abstract description 38
- 238000004140 cleaning Methods 0.000 claims abstract description 202
- 238000005238 degreasing Methods 0.000 claims abstract description 127
- 239000003513 alkali Substances 0.000 claims abstract description 47
- 239000002253 acid Substances 0.000 claims abstract description 45
- 238000005406 washing Methods 0.000 claims abstract description 40
- 238000002386 leaching Methods 0.000 claims abstract description 28
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 95
- 239000007788 liquid Substances 0.000 claims description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 28
- 229910000838 Al alloy Inorganic materials 0.000 claims description 27
- 238000004804 winding Methods 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 25
- 238000000926 separation method Methods 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 17
- 239000003960 organic solvent Substances 0.000 claims description 14
- 239000004094 surface-active agent Substances 0.000 claims description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 230000017105 transposition Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000872 buffer Substances 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 239000008151 electrolyte solution Substances 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000002585 base Substances 0.000 claims description 4
- 238000005202 decontamination Methods 0.000 claims description 4
- 230000003588 decontaminative effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 3
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 3
- 239000003599 detergent Substances 0.000 claims description 3
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 3
- 239000003112 inhibitor Substances 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- 239000003352 sequestering agent Substances 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 239000000271 synthetic detergent Substances 0.000 claims description 3
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims description 2
- 238000011010 flushing procedure Methods 0.000 claims 1
- 238000005554 pickling Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 238000005201 scrubbing Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- 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
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/12—Light metals
- C23G1/125—Light metals aluminium
-
- 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
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
-
- 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
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
- C23G5/02809—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine
- C23G5/02812—Perhalogenated hydrocarbons
-
- 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
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/032—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/16—Pretreatment, e.g. desmutting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention belongs to the technical field of aluminum profile processing, and aims to solve the problems that the surface of an aluminum profile is not thoroughly cleaned and the subsequent oxidation operation is affected because the aluminum profile is generally directly oxidized by electrolysis during the aluminum profile processing at present, in particular to a frosted oxidation treatment process for the surface of the aluminum profile, which comprises degreasing and degreasing, collecting and cleaning, surface alkali washing treatment, acid leaching treatment and oxidation treatment; the aluminum profile degreasing and cleaning device is characterized in that a degreasing and degreasing tank is used for degreasing and cleaning aluminum profiles, an alkali liquor cleaning tank is used for removing oil stain dirt on the surfaces of the aluminum profiles and removing natural oxide films and scratches on the surfaces of the aluminum profiles, an acid pickling tank is used for carrying out acid pickling treatment on the aluminum profiles to remove alkali liquor and remove gray and black hanging ash attached to the surfaces of the aluminum profiles, the surfaces of the aluminum profiles can be effectively cleaned, subsequent oxidation operation is facilitated, and the product quality and the product performance of the aluminum profiles are improved.
Description
Technical Field
The invention relates to the technical field of aluminum profile processing, in particular to a frosted oxidation treatment process for the surface of an aluminum profile.
Background
The aluminum profile is an aluminum alloy profile, the aluminum profile can show excellent corrosion resistance under most environmental conditions including air, water, petrochemical and many chemical systems, the aluminum profile is often selected due to the excellent electrical conductivity of the aluminum profile, the electrical conductivity of the aluminum is approximate to 1/2 of copper on the basis of equal weight, the thermal conductivity of the aluminum alloy is about 50-60 percent of that of the copper, the aluminum profile is beneficial to manufacturing heat exchangers, evaporators, heating appliances, cooking utensils, cylinder covers and radiators of automobiles, and the application range of the aluminum profile is very wide;
the aluminum profile is required to be oxidized in the processing process so as to form a frosted oxide layer on the surface of the aluminum profile, so that the service life of the aluminum profile is prolonged, but before the aluminum profile is processed, oil stains and dirt are attached to the surface of the aluminum profile to different degrees, scratches, burrs and dirt residues also exist on the surface of the aluminum profile, the aluminum profile is generally directly oxidized by electrolysis in the processing process of the aluminum profile at present, the surface of the aluminum profile cannot be thoroughly cleaned, the smooth proceeding of subsequent oxidation operation is influenced, and the quality of the processed aluminum profile is reduced;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to provide a frosted oxidation treatment process for the surface of an aluminum profile, which solves the problems that the aluminum profile is generally directly subjected to oxidation treatment through electrolysis during the processing of the aluminum profile at present, the surface of the aluminum profile cannot be thoroughly cleaned, the smooth proceeding of the subsequent oxidation operation is influenced, and the quality of the processed aluminum profile is reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
a frosted oxidation treatment process for the surface of an aluminum profile comprises the following steps:
step one, degreasing and degreasing: putting the aluminum profile into a degreasing and degreasing pool through an aluminum profile feeding hole, buffering the falling aluminum profile by an inclined material receiving plate and sliding the falling aluminum profile onto a turnover conveying roller closest to one side of the aluminum profile feeding hole, and degreasing the aluminum profile by using an organic solvent or a surfactant in the degreasing and degreasing pool;
each group of overturning conveying rollers synchronously rotate, the aluminum profile is continuously overturned under the action of the overturning conveying rollers and moves towards the direction of the aluminum profile collecting mechanism, cleaning and decontamination of each position of the aluminum profile are realized in the overturning conveying process of the aluminum profile, and the aluminum profile is extruded and rotationally scrubbed by the downward pressing and scrubbing mechanism in the conveying process of the aluminum profile, so that residual oil stains at each position on the surface of the aluminum profile are completely removed;
step two, collecting and washing: the degreased and oil-stain-removed aluminum profiles fall into the aluminum profile collecting mechanism below, after all the aluminum profiles fall into the aluminum profile collecting mechanism, the winding and unwinding ropes are continuously wound and pull the aluminum profile collecting mechanism to ascend until the aluminum profile collecting mechanism enters the containing and cleaning box, a spray cleaning head in the containing and cleaning box sprays water towards the aluminum profiles in the aluminum profile collecting mechanism, residual liquid and residue dirt on the surfaces of the aluminum profiles are removed through water spraying cleaning, and a cleaning liquid output pipe discharges cleaning liquid generated in the cleaning process;
step three, surface alkali washing treatment: the transverse shifting mechanism enables the aluminum profile collecting mechanism to enter the position right above the alkali liquor cleaning pool, the winding and unwinding rope is continuously lowered to enable the aluminum profile collecting mechanism to descend until the aluminum profile collecting mechanism enters the alkali liquor cleaning pool, the alkali liquor in the alkali liquor cleaning pool further removes oil stain and dirt on the surface of the aluminum profile, and a natural oxidation film and scratches on the surface of the aluminum profile are removed; after 50-80s, the aluminum profile collecting mechanism is lifted and enters the containing and cleaning box, and the spray cleaning head is cleaned by spraying water to remove residual alkali liquor and dirt on the surface of the aluminum profile;
step four, acid leaching treatment: the transverse shifting mechanism enables the aluminum profile collecting mechanism to enter the position right above the acid leaching cleaning pool, the aluminum profile collecting mechanism descends and enters the acid leaching cleaning pool, and the aluminum profile is leached for 2-3min at room temperature in the acid leaching cleaning pool so as to eliminate alkali liquor and remove gray and black hanging ash attached to the surface of the aluminum profile; after acid liquor immersion cleaning is completed, the aluminum profile collecting mechanism ascends and enters the containing and cleaning box, and the spray cleaning head removes residual acid liquor and dirt on the surface of the aluminum profile through water spray cleaning;
step five, oxidation treatment: placing the aluminum profile subjected to surface treatment in an electrolyte solution, and forming an oxide layer on the surface of the aluminum profile through electrolysis, wherein the oxidation mode is direct current anodic oxidation, alternating current anodic oxidation or pulse current anodic oxidation, and the adopted electrolyte solution is a sulfuric acid solution, an oxalic acid solution, a chromic acid solution or a mixed acid solution.
Furthermore, the degreasing and degreasing tank, the alkali liquor cleaning tank and the acid leaching cleaning tank are fixedly mounted at the top of the bottom plate through bolts, the alkali liquor cleaning tank is located between the degreasing and degreasing tank and the acid leaching cleaning tank, a plurality of groups of turning conveying rollers are rotatably mounted in the degreasing and degreasing tank through bearings, the turning conveying rollers are transversely arranged at equal intervals and driven by electric driving equipment, an organic solvent or surfactant solution in the degreasing and degreasing tank overflows the turning conveying rollers, and an aluminum profile material inlet is fixedly mounted at one side of the top of the degreasing and degreasing tank;
an inclined material receiving plate is rotatably mounted on the inner side wall of the degreasing and degreasing pool through a hinge seat, the inclined material receiving plate is located right below the aluminum profile material feeding port and extends downwards in the direction of the overturning conveying roller, and a buffer spring connected with the bottom of the inclined material receiving plate is mounted on the inner side wall of the degreasing and degreasing pool; the top intermediate position in degrease degreasing pool has a case through bolt fixed mounting, install down the pressure scrubbing mechanism in the case of top, and push down scrubbing mechanism downwardly extending and go into in the degrease degreasing pool and be in directly over the upset conveying roller, top one side fixed mounting of top case has sideslip transposition mechanism, sideslip transposition mechanism acts on and accomodates the washing case, and accomodate and be equipped with the aluminium alloy and collect the mechanism under the washing case.
Furthermore, the downward-pressing washing mechanism comprises a lifting electric cylinder fixedly arranged on the top wall in the top box and an upper fixing plate connected with the bottom end of the lifting electric cylinder, a lower connecting plate is arranged below the upper fixing plate, and the upper fixing plate and the lower connecting plate are horizontally arranged and connected through an elastic lower pressing piece; the bottom of the lower connecting plate is provided with three groups of aluminum profile cleaning rollers through three groups of cleaning roller mounting frames, and the aluminum profile cleaning rollers are rotatably connected with the corresponding cleaning roller mounting frames through bearings;
three groups the equal fixed mounting in outer peripheral face of aluminium alloy cleaning roller has clean brush cover, has clean motor through motor cabinet fixed mounting on the cleaning roller mounting bracket in the middle of being located, the output of clean motor passes through the drive belt and is connected rather than the aluminium alloy cleaning roller transmission of below, and the aluminium alloy cleaning roller in the middle of being located passes through the second hold-in range and is connected rather than the aluminium alloy cleaning roller transmission of both sides.
Furthermore, a dirty liquid lifting chamber and a filter residue communicating cavity are formed in the inner wall of one side of the degreasing and degreasing pool, the top end of the dirty liquid lifting chamber is communicated with one side of the filter residue communicating cavity through an opening, the other side of the filter residue communicating cavity is communicated with the degreasing and degreasing pool through the opening, the communicating position of the filter residue communicating cavity and the degreasing and degreasing pool is located above the liquid level, and the bottom end of the dirty liquid lifting chamber is communicated with the degreasing and degreasing pool through the opening;
rotate in the degreasing and degreasing tank and install horizontal spiral auger, vertical spiral auger is installed through the bearing rotation in the foul solution promotes the room, and horizontal spiral auger and vertical spiral auger drive through electric drive equipment respectively, horizontal spiral auger promotes indoor transport foul solution towards foul solution, vertical spiral auger promotes foul solution to filter residue intercommunication intracavity, and filter screen is installed to filter residue intercommunication intracavity.
Furthermore, the number of the elastic downward pressing pieces is multiple, each group of the elastic downward pressing pieces comprises a connecting rod fixedly installed at the top of the lower connecting plate and an inserting rod fixedly installed at the bottom of the upper fixing plate, a hollow rod is fixedly installed at one end, far away from the lower connecting plate, of the connecting rod, the inserting rod is downwards inserted into the hollow rod, and the top end of the hollow rod is connected with the bottom of the upper fixing plate through a downward pressing spring;
the bottom of an upper fixed plate has a horizontal section of thick bamboo through bolt fixed mounting, horizontal section of thick bamboo is towards the cavity pole about the opening of cavity pole symmetry and horizontal section of thick bamboo, the both sides of cavity pole articulate there is the slant push-and-pull rod, and the slant push-and-pull rod one end of keeping away from the cavity pole articulates there is the movable rod, slidable mounting has the dummy block in the horizontal section of thick bamboo, fixed mounting has the side pressure spring that links to each other with the dummy block in the horizontal section of thick bamboo, and the movable rod one end of keeping away from the slant push-and-pull rod extends into the horizontal section of thick bamboo that corresponds and links to each other with the dummy block.
Furthermore, the aluminum profile collecting mechanism comprises a separation collecting box with an upward opening and a sealing plate arranged below the separation collecting box, separation holes are formed in the outer surface and the bottom surface of the separation collecting box, and the bottom of the separation collecting box is fixedly connected with the sealing plate through a fixing column; the cleaning device comprises a containing and cleaning box, a cleaning liquid outlet pipe, a hollow fixing box, a cleaning liquid outlet pipe, a cleaning liquid inlet pipe and a cleaning liquid outlet pipe, wherein the containing and cleaning box is provided with a downward opening, the top wall of the interior of the containing and cleaning box is fixedly provided with the hollow fixing box, the bottom of the hollow fixing box is fixedly provided with a plurality of groups of spraying and cleaning heads, the position of the containing and cleaning box, which is close to the bottom, is provided with the cleaning liquid outlet pipe, and the position of the containing and cleaning box, which is close to the top, is provided with the water inlet pipe communicated with the hollow fixing box;
the collecting and cleaning device is characterized in that a lifting and lowering mechanism acting on the aluminum profile collecting mechanism is mounted on the collecting and cleaning box, the lifting and lowering mechanism comprises a winding cavity arranged in the collecting and cleaning box, two groups of collecting and releasing rotating shafts are rotatably mounted in the winding cavity through bearings, winding wheels are mounted at two ends of each collecting and releasing rotating shaft, a collecting and releasing motor is fixedly mounted on the outer wall of the collecting and cleaning box through a motor base, the output end of the collecting and releasing motor is connected with one group of collecting and releasing rotating shafts, and the two groups of collecting and releasing rotating shafts are in transmission connection through a first synchronous belt;
the winding wheel is fixedly provided with a winding and unwinding rope, the winding and unwinding rope extends downwards and is fixedly connected with the outer wall of the separation and collection box, the winding wheel rotates and continuously winds, winds and unwinds the rope in a lifting and storage state, the separation and collection box continuously rises until the rope completely enters the storage and cleaning box, and the sealing plate seals the bottom of the storage and cleaning box.
Further, an organic solvent or a surfactant is contained in the degreasing and degreasing pool, wherein the organic solvent is ethanol, carbon tetrachloride or trichloroethylene or acetone, and the surfactant is a synthetic detergent, soapy water or sodium dodecyl sulfate; the alkali liquor cleaning tank is filled with alkali liquor, the main component of the alkali liquor is sodium hydroxide, and the alkali liquor also contains a regulator, a detergent, a sequestering agent and a scaling inhibitor; acid liquor is contained in the acid leaching cleaning tank, the main components of the acid liquor are nitric acid and hydrofluoric acid, and the volume ratio of the nitric acid to the hydrofluoric acid is 7: 2.
Further, the transverse movement transposition mechanism comprises a fixed seat fixedly mounted at the top of the top box and a connecting frame fixedly connected with the side wall of the fixed seat, a mounting seat is fixedly arranged at the bottom of one side of the connecting frame, which is far away from the fixed seat, and a transposition motor is fixedly mounted on the mounting seat through a motor seat;
the cleaning device is characterized in that a rotary screw is rotatably installed between the fixing seat and the mounting seat through a bearing, the output end of the transposition motor is connected with the rotary screw, a sliding threaded sleeve is installed at the bottom of the connecting frame through a sliding rail, the bottom of the sliding threaded sleeve is fixedly connected with the top of the containing and cleaning box, and the rotary screw is in threaded connection with the sliding threaded sleeve.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, degreasing and dirt cleaning are carried out on the aluminum profile through the degreasing and dirt removing tank, the alkali liquor cleaning tank removes oil dirt on the surface of the aluminum profile and removes a natural oxidation film and scratches on the surface of the aluminum profile, the acid leaching cleaning tank carries out acid leaching treatment on the aluminum profile to remove alkali liquor and remove gray and black hanging ash attached to the surface of the aluminum profile, the surface of the aluminum profile can be effectively cleaned, so that the aluminum profile is exposed with a pure metal matrix to facilitate subsequent oxidation operation, and the product quality and the product performance of the aluminum profile can be improved;
2. according to the aluminum profile overturning and conveying device, the aluminum profile is enabled to be continuously overturned and move towards the aluminum profile collecting mechanism under the action of the overturning conveying roller, cleaning and decontamination of each position of the aluminum profile are achieved in the overturning conveying process of the aluminum profile, surface attachments of the aluminum profile can be shaken off, the cleaning effect is improved, the inclined material receiving plate buffers the falling aluminum profile and enables the falling aluminum profile to slide to the overturning conveying roller in the feeding process, and the aluminum profile overturning and conveying device plays a role in guiding and is beneficial to reducing damage of falling impact force to the aluminum profile;
3. according to the invention, through the arrangement of the downward pressing washing mechanism, in the washing process of the aluminum profile, the three groups of aluminum profile cleaning rollers are rotated by the cleaning motor, the cleaning brush sleeves rotate along with the aluminum profile cleaning rollers and continuously scrub the aluminum profile, the washing effect on the aluminum profile can be obviously improved, effective washing of each position of the aluminum profile is realized, and the aluminum profile cleaning rollers are in elastic contact with the lower overturning conveying roller through the elastic pressing piece, so that the washing effect and the washing efficiency are improved, the aluminum profile is prevented from being clamped, and the continuous and smooth operation of the aluminum profile washing operation is ensured;
4. according to the aluminum profile collection device, the containing and cleaning box is arranged, when degreasing, alkali washing and acid leaching are finished, the aluminum profile collection mechanism is pulled to ascend by the retractable rope to enter the containing and cleaning box, the spray cleaning head sprays water to aluminum profiles in the aluminum profile collection mechanism, residual liquid and residue dirt on the surfaces of the aluminum profiles are removed through water spraying cleaning, the influence of the residual liquid on subsequent operation is avoided, the using effect is good, the aluminum profiles after each link are finished do not need to be taken out manually, and clean water is adopted for washing, so that time and labor are saved.
Drawings
For the understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of the aluminum profile collection mechanism and the receiving and cleaning box of FIG. 2;
FIG. 5 is a schematic top view of the aluminum profile collection mechanism of the present invention;
FIG. 6 is a schematic view showing the butt joint of the aluminum profile collecting mechanism and the containing and cleaning box according to the present invention;
FIG. 7 is a schematic structural view (top view) of the retractable shaft according to the present invention;
FIG. 8 is a schematic structural view of a lower pressure washing mechanism according to the present invention;
fig. 9 is a schematic structural view of the elastic pressing member of the present invention.
Reference numerals are as follows: 1. a degreasing and oil-stain removing tank; 2. an alkali liquor cleaning pool; 3. an acid leaching and cleaning tank; 4. an aluminum profile collection mechanism; 5. a storage cleaning box; 6. a press-down washing mechanism; 7. turning over the conveying roller; 8. a transverse movement transposition mechanism; 9. a top box; 10. an aluminum profile feeding hole; 11. a transverse spiral auger; 12. a vertical spiral auger; 13. a dirty liquid lifting chamber; 14. the filter residue is communicated with the cavity; 15. filtering with a screen; 16. an oblique material receiving plate; 17. a buffer spring; 41. separating and collecting the box; 42. a sealing plate; 43. fixing the column; 51. a cleaning liquid output pipe; 52. a water inlet pipe; 53. a hollow fixing box; 54. spraying and washing the head; 55. retracting and releasing the rotating shaft; 56. a first synchronization belt; 57. winding and unwinding a rope; 58. retracting and releasing the motor; 59. a winding wheel; 61. a lifting electric cylinder; 62. an upper fixing plate; 63. a lower connecting plate; 64. an elastic hold-down member; 65. cleaning rollers for aluminum profiles; 66. a cleaning roller mounting frame; 67. a second synchronous belt; 68. cleaning the brush sleeve; 69. cleaning the motor; 610. a transmission belt; 641. a hollow shaft; 642. a connecting rod; 643. inserting a rod; 644. pressing down the spring; 645. a diagonal push-pull rod; 646. a movable rod; 647. a transverse cylinder; 648. a lateral pressure spring; 649. extruding the block; 81. a transposition motor; 82. rotating the screw; 83. a connecting frame; 84. a mounting seat; 85. a sliding threaded sleeve; 86. a fixed seat.
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, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 7, the aluminum profile surface frosting oxidation treatment process provided by the invention comprises the following steps:
step one, degreasing and degreasing: an aluminum profile feeding port 10 is fixedly arranged on one side of the top of the degreasing and degreasing pool 1, an aluminum profile is fed into the degreasing and degreasing pool 1 through the aluminum profile feeding port 10, an organic solvent or a surfactant is contained in the degreasing and degreasing pool 1, the organic solvent is ethanol, carbon tetrachloride or trichloroethylene or acetone, and the surfactant is a synthetic detergent, soapy water or sodium dodecyl sulfate; an inclined material receiving plate 16 is rotatably mounted on the inner side wall of the degreasing and degreasing pool 1 through a hinge seat, the inclined material receiving plate 16 is located right below the aluminum profile feeding port 10 and extends downwards towards the direction of the turning conveying roller 7, a buffer spring 17 connected with the bottom of the inclined material receiving plate 16 is mounted on the inner side wall of the degreasing and degreasing pool 1, the inclined material receiving plate 16 buffers falling aluminum profiles and enables the falling aluminum profiles to slide to the turning conveying roller 7 closest to one side of the aluminum profile feeding port 10, and organic solvents or surfactants in the degreasing and degreasing pool 1 are used for degreasing the aluminum profiles;
a plurality of groups of overturning conveying rollers 7 are rotatably arranged in the degreasing and degreasing pool 1 through bearings, the overturning conveying rollers 7 are arranged at equal intervals along the transverse direction and are driven by electric driving equipment, and the organic solvent or surfactant solution in the degreasing and degreasing pool 1 overflows the overturning conveying rollers 7; each group of overturning conveying rollers 7 synchronously rotate, the aluminum profile is continuously overturned under the action of the overturning conveying rollers 7 and moves towards the direction of the aluminum profile collecting mechanism 4, the aluminum profile is cleaned and decontaminated at each position in the overturning and conveying process, and the aluminum profile can be cleaned at each position and can be shaken off by the overturning effect;
step two, collecting and washing: the degreased and degreased aluminum profile falls into the aluminum profile collecting mechanism 4 below, after all the aluminum profiles fall into the aluminum profile collecting mechanism 4, the winding and unwinding rope 57 is continuously wound and pulls the aluminum profile collecting mechanism 4 to ascend until the aluminum profile collecting mechanism 4 enters the accommodating and cleaning box 5, the water inlet pipe 52 conveys cleaning water into the hollow fixing box 53, the hollow fixing box 53 enables the cleaning water to enter each group of spray cleaning heads 54, the spray cleaning heads 54 spray water to the aluminum profiles in the aluminum profile collecting mechanism 4, residual liquid and residue dirt on the surface of the aluminum profiles are removed through water spray cleaning, and the cleaning liquid output pipe 51 discharges cleaning liquid generated in the cleaning process;
in the specific structural arrangement, an aluminum profile collecting mechanism 4 is arranged under the containing and cleaning box 5, the aluminum profile collecting mechanism 4 comprises a separation collecting box 41 with an upward opening and a sealing plate 42 arranged below the separation collecting box 41, the outer surface and the bottom surface of the separation collecting box 41 are both provided with separation holes, and the bottom of the separation collecting box 41 is fixedly connected with the sealing plate 42 through a fixing column 43; the opening of the containing and cleaning box 5 faces downwards, a hollow fixing box 53 is fixedly installed on the top wall of the interior of the containing and cleaning box, a plurality of groups of spraying and cleaning heads 54 are fixedly installed at the bottom of the hollow fixing box 53, a cleaning liquid output pipe 51 is installed at the position, close to the bottom, of the containing and cleaning box 5, and a water inlet pipe 52 communicated with the hollow fixing box 53 is installed at the position, close to the top, of the containing and cleaning box 5;
the collecting and cleaning box 5 is provided with a lifting and lowering mechanism acting on the aluminum profile collecting mechanism 4, the lifting and lowering mechanism comprises a winding cavity arranged in the collecting and cleaning box 5, two groups of collecting and releasing rotating shafts 55 are rotatably arranged in the winding cavity through bearings, winding wheels 59 are arranged at two ends of each collecting and releasing rotating shaft 55, a collecting and releasing motor 58 is fixedly arranged on the outer wall of the collecting and cleaning box 5 through a motor base, the output end of the collecting and releasing motor 58 is connected with one group of collecting and releasing rotating shafts 55, and the two groups of collecting and releasing rotating shafts 55 are in transmission connection through a first synchronous belt 56; the winding wheel 59 is fixedly provided with a winding and unwinding rope 57, the winding and unwinding rope 57 extends downwards and is fixedly connected with the outer wall of the separation and collection box 41, in a lifting and collection state, the winding wheel 59 rotates and continuously winds the winding and unwinding rope 57, the separation and collection box 41 continuously rises until completely enters the collection and cleaning box 5, and the sealing plate 42 seals the bottom of the collection and cleaning box 5;
step three, surface alkali washing treatment: the transverse shifting mechanism 8 enables the aluminum profile collecting mechanism 4 to enter the position right above the alkali liquor cleaning pool 2, the retracting rope 57 is continuously lowered to enable the aluminum profile collecting mechanism 4 to descend until the aluminum profile collecting mechanism 4 enters the alkali liquor cleaning pool 2, the alkali liquor cleaning pool 2 contains alkali liquor, the main component of the alkali liquor is sodium hydroxide, and the alkali liquor also contains a regulator, a detergent, a sequestering agent and a scaling inhibitor; the alkali liquor in the alkali liquor cleaning tank 2 further removes oil stain dirt on the surface of the aluminum profile, and removes a natural oxide film and scratches on the surface of the aluminum profile; after 50-80s, the aluminum profile collecting mechanism 4 is lifted and enters the containing and cleaning box 5, and the spray cleaning head 54 is cleaned by spraying water to remove residual alkali liquor and dirt on the surface of the aluminum profile;
in the specific structural arrangement, a top box 9 is fixedly installed at the middle position of the top of the degreasing and degreasing pool 1 through a bolt, a transverse shift mechanism 8 is fixedly installed on one side of the top box 9, the transverse shift mechanism 8 acts on the containing and cleaning box 5, when the degreasing and degreasing pool is used, a shift motor 81 in the containing and cleaning box is started to enable a rotating screw 82 to rotate, and a sliding threaded sleeve 85 slides transversely along with the rotating screw, so that the containing and cleaning box 5 is driven to move transversely, and the transverse positions of the containing and cleaning box 5 and the aluminum profile collecting mechanism 4 are adjusted;
step four, acid leaching treatment: the transverse shifting mechanism 8 enables the aluminum profile collecting mechanism 4 to enter the position right above the acid leaching cleaning pool 3, the aluminum profile collecting mechanism 4 descends and enters the acid leaching cleaning pool 3, the aluminum profile is subjected to acid leaching for 2-3min at room temperature in the acid leaching cleaning pool 3, acid liquor is contained in the acid leaching cleaning pool 3, the main components of the acid liquor are nitric acid and hydrofluoric acid, the volume ratio of the nitric acid to the hydrofluoric acid is 7:2, and alkali liquor is eliminated and gray and black hanging ash attached to the surface of the aluminum profile is removed through acid leaching treatment; after the pickling with the acid solution is completed, the aluminum profile collecting mechanism 4 is lifted and enters the containing and cleaning box 5, and the spray cleaning head 54 removes residual acid solution and dirt on the surface of the aluminum profile through water spray cleaning;
step five, oxidation treatment: placing the aluminum profile subjected to surface treatment in an anodic oxidation tank containing an electrolyte solution, and forming an oxide layer on the surface of the aluminum profile through electrolysis, wherein the oxidation mode is direct current anodic oxidation, alternating current anodic oxidation or pulse current anodic oxidation, and the adopted electrolyte solution is a sulfuric acid solution, an oxalic acid solution, a chromic acid solution or a mixed acid solution.
Example two:
in the first embodiment, degreasing and degreasing of the aluminum profile are realized only by turning over the aluminum profile, burrs on the surface of the aluminum profile and strongly attached residue dirt are difficult to smoothly fall off, and the cleaning effect and the cleaning efficiency of the degreasing and degreasing pool 1 on the aluminum profile are to be improved;
as shown in fig. 2 and 8, the present embodiment is different from embodiment 1 in that a lower press-washing mechanism 6 is installed in the top box 9, and the lower press-washing mechanism 6 extends downward into the degreasing and degreasing pool 1 and is located right above the turning and conveying roller 7, specifically, the lower press-washing mechanism 6 includes a lifting electric cylinder 61 fixedly installed on the top wall inside the top box 9 and an upper fixing plate 62 connected to the bottom end of the lifting electric cylinder 61, and a lower connecting plate 63 is installed below the upper fixing plate 62; the bottom of the lower connecting plate 63 is provided with three groups of aluminum profile cleaning rollers 65 through three groups of cleaning roller mounting frames 66, and the aluminum profile cleaning rollers 65 are rotatably connected with the corresponding cleaning roller mounting frames 66 through bearings; the outer peripheral surfaces of the three groups of aluminum profile cleaning rollers 65 are fixedly provided with cleaning brush sleeves 68;
in the cleaning process of aluminium alloy, lift electric jar 61 makes upper fixed plate 62 descend, finally realize aluminium alloy cleaning roller 65's decline and with the aluminium alloy contact of below, upset conveying roller 7 makes the aluminium alloy carry at the in-process that constantly overturns, cleaning motor 69 passes through drive belt 610 and second hold-in range 67 and drives three aluminium alloy cleaning roller 65 of group and rotate, the clean brush cover 68 of aluminium alloy cleaning roller 65 outer peripheral face rotates thereupon and constantly scrubs the aluminium alloy, can show the cleaning performance who improves the aluminium alloy, the realization is to the effective washing of aluminium alloy each position department, the cleaning efficiency is high.
Example three:
in the second embodiment, because the upper fixing plate 62 and the lower connecting plate 63 are in rigid contact, after the adjustment is completed, the distance between the aluminum profile cleaning roller 65 and the lower overturning conveying roller 7 is fixed, the aluminum profile is easily clamped between the two rollers in the overturning conveying process, so that the cleaning operation is suspended, the continuous and smooth cleaning of the aluminum profile is difficult to realize, the workload is increased, and the improvement is needed;
as shown in fig. 8-9, the present embodiment is different from embodiments 1 and 2 in that the upper fixing plate 62 and the lower connecting plate 63 are horizontally disposed and connected to each other through a plurality of sets of elastic pressing members 64, each set of elastic pressing members 64 includes a connecting rod 642 fixedly mounted on the top of the lower connecting plate 63 and an inserting rod 643 fixedly mounted on the bottom of the upper fixing plate 62, one end of the connecting rod 642 far from the lower connecting plate 63 is fixedly mounted with a hollow rod 641, the inserting rod 643 is inserted downward into the hollow rod 641, and the top end of the hollow rod 641 is connected to the bottom of the upper fixing plate 62 through a pressing spring 644;
the bottom of the upper fixing plate 62 is fixedly provided with transverse cylinders 647 through bolts, the transverse cylinders 647 are symmetrical about the hollow rod 641, the openings of the transverse cylinders 647 face the hollow rod 641, two sides of the hollow rod 641 are hinged with inclined push-pull rods 645, one ends, far away from the hollow rod 641, of the inclined push-pull rods 645 are hinged with movable rods 646, extrusion blocks 649 are arranged in the transverse cylinders 647 in a sliding mode, side pressure springs 648 connected with the extrusion blocks 649 are fixedly arranged in the transverse cylinders 647, and one ends, far away from the inclined push-pull rods 645, of the movable rods 646 extend into the corresponding transverse cylinders 647 and are connected with the extrusion blocks 649;
in the brushing process, the side pressure spring 648 applies thrust to the extrusion block 649, the extrusion block 649 applies downward thrust to the hollow rod 641 through the movable rod 646 and the inclined push-pull rod 645, and the downward thrust is applied to the hollow rod 641 through the downward pressing spring 644, so that the cleaning brush sleeve 68 on the peripheral surface of the aluminum profile cleaning roller 65 is in full contact with the aluminum profile below, the cleaning effect and the cleaning efficiency are improved, and the aluminum profile cleaning roller 65 is in elastic contact with the lower overturning conveying roller 7, so that the aluminum profile cleaning roller is not easy to clamp in the overturning conveying process, and continuous and smooth aluminum profile cleaning operation is ensured.
Example four:
in the above embodiment, along with the continuous cleaning operation in the degreasing and degreasing pool 1, the accumulated cleaning residues and dirt in the degreasing and degreasing pool 1 are more and more, the inside of the degreasing and degreasing pool 1 needs to be cleaned manually, the cleaning process is complicated, and if the cleaning is not performed in time, the dirt residues in the solution in the degreasing and degreasing pool 1 are easily attached to the surface of the aluminum profile during the cleaning and conveying process of the aluminum profile, which is not beneficial to cleaning the aluminum profile;
as shown in fig. 2-3, the difference between this embodiment and embodiments 1, 2, and 3 is that a dirty liquid lifting chamber 13 and a residue communicating chamber 14 are formed inside a side wall of the degreasing and degreasing pool 1, a transverse spiral auger 11 is rotatably installed in the degreasing and degreasing pool 1, and in the cleaning and conveying process of the aluminum profile, the transverse spiral auger 11 rotates to help the solution carrying impurities and dirt dissolved inside to flow toward the bottom inlet of the dirty liquid lifting chamber 13;
a vertical spiral auger 12 is rotatably mounted in the dirty liquid lifting chamber 13 through a bearing, the vertical spiral auger 12 rotates and lifts dirty liquid into a filter residue communicating cavity 14, a filter screen 15 is mounted in the filter residue communicating cavity 14, the filter screen 15 filters residue dirt in the dirty liquid, and the filtered solution enters the degreasing and degreasing pool 1 again, so that the internal solution is repeatedly filtered while cleaning is performed, the dirt content in the internal solution is effectively reduced, and the cleaning effect on the aluminum profile is ensured; preferably, the transverse spiral auger 11 and the vertical spiral auger 12 are respectively driven by electric driving equipment, and the electric driving equipment is a motor.
The working process and principle of the invention are as follows:
when the aluminum profile surface cleaning agent is used, degreasing and dirt cleaning are carried out on an aluminum profile through an organic solvent or a surfactant in a degreasing and dirt removing pool 1, then oil dirt on the surface of the aluminum profile is further removed through alkali liquor in an alkali liquor cleaning pool 2, a natural oxidation film and scratches on the surface of the aluminum profile are removed, then acid leaching treatment is carried out on the aluminum profile through an acid leaching cleaning pool to remove the alkali liquor and remove gray and black hanging ash attached to the surface of the aluminum profile, the surface of the aluminum profile can be effectively cleaned, so that the aluminum profile is exposed to a pure metal matrix to be beneficial to subsequent oxidation operation, finally, an oxidation layer generated by oxidation is firmly combined with the matrix, the oxidation layer is more uniform, and the product quality and the product performance of the aluminum profile are remarkably improved;
when degreasing and degreasing the aluminum profile, the aluminum profile is thrown into a degreasing and degreasing pool 1 through an aluminum profile feeding port 10, the inclined material receiving plate 16 buffers the falling aluminum profile and enables the falling aluminum profile to slide to the overturning conveying roller 7 closest to one side of the aluminum profile feeding port 10, so that damage to the aluminum profile caused by falling impact force is reduced, the aluminum profile is degreased by an organic solvent or a surfactant in the degreasing and degreasing pool 1, the aluminum profile is continuously overturned under the action of the overturning conveying roller 7 and moves towards the aluminum profile collecting mechanism 4, cleaning and decontamination of all positions of the aluminum profile are realized in the overturning conveying process of the aluminum profile, surface attachments of the aluminum profile can be shaken off, and the cleaning effect is improved;
and after the operation of every link is accomplished, receive and release rope 57 pulling aluminium alloy collection mechanism 4 and rise, until aluminium alloy collection mechanism 4 gets into to accomodate in wasing the case 5, inlet tube 52 carries the washing water to the fixed box 53 of cavity, the fixed box 53 of cavity makes and gets into each group of spray rinsing head 54 behind the washing water, spray rinsing head 54 sprays water towards the aluminium alloy in the aluminium alloy collection mechanism 4, washing liquid output tube 51 discharges the washing liquid that produces in the spray rinsing process, through spray rinsing with the residual liquid and the residue filth on getting rid of the aluminium alloy surface, avoid the influence of residual liquid to subsequent operation, excellent in use effect, and do not need the manual work to take out the aluminium alloy after every link and adopt the clear water to wash, save the manpower, the process time is shortened, and the processing efficiency is improved.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The frosted oxidation treatment process for the surface of the aluminum profile is characterized by comprising the following steps:
step one, degreasing and degreasing: putting the aluminum profile into a degreasing and degreasing pool (1) through an aluminum profile feeding hole (10), buffering the falling aluminum profile by an inclined material receiving plate (16) and sliding the falling aluminum profile onto a turnover conveying roller (7) closest to one side of the aluminum profile feeding hole (10), and degreasing the aluminum profile by using an organic solvent or a surfactant in the degreasing and degreasing pool (1);
each group of overturning conveying rollers (7) synchronously rotate, the aluminum profile is continuously overturned under the action of the overturning conveying rollers (7) and moves towards the direction of the aluminum profile collecting mechanism (4), cleaning and decontamination of each position of the aluminum profile are realized in the overturning conveying process of the aluminum profile, and the downward pressing washing mechanism (6) extrudes and rotationally washes the aluminum profile in the conveying process of the aluminum profile so as to clean residue and oil stains at each position on the surface of the aluminum profile;
step two, collecting and flushing: the aluminum profiles which are degreased and degreased fall into the aluminum profile collecting mechanism (4) below, after all the aluminum profiles fall into the aluminum profile collecting mechanism (4), the winding and unwinding rope (57) is continuously wound and pulls the aluminum profile collecting mechanism (4) to ascend until the aluminum profile collecting mechanism (4) enters the accommodating and cleaning box (5), the spray cleaning head (54) in the accommodating and cleaning box (5) sprays water to the aluminum profiles in the aluminum profile collecting mechanism (4), residual liquid and residue dirt on the surfaces of the aluminum profiles are removed through water spray cleaning, and a cleaning liquid output pipe (51) discharges cleaning liquid generated in the cleaning process;
step three, surface alkali washing treatment: the transverse shifting mechanism (8) enables the aluminum profile collecting mechanism (4) to enter the position right above the alkali liquor cleaning tank (2), the winding and unwinding rope (57) is continuously lowered to enable the aluminum profile collecting mechanism (4) to descend until the aluminum profile collecting mechanism (4) enters the alkali liquor cleaning tank (2), the alkali liquor in the alkali liquor cleaning tank (2) further removes oil and dirt on the surface of the aluminum profile, and a natural oxide film and scratches on the surface of the aluminum profile are removed; after 50-80s, the aluminum profile collecting mechanism (4) is lifted and enters the containing and cleaning box (5), and the spray cleaning head (54) is cleaned by spraying water to remove residual alkali liquor and dirt on the surface of the aluminum profile;
step four, acid leaching treatment: the transverse shift mechanism (8) enables the aluminum profile collecting mechanism (4) to enter the position right above the acid leaching cleaning pool (3), the aluminum profile collecting mechanism (4) descends and enters the acid leaching cleaning pool (3), and the aluminum profile is subjected to immersion cleaning at room temperature in the acid leaching cleaning pool (3) for 2-3min so as to eliminate alkali liquor and remove gray and black hanging ash attached to the surface of the aluminum profile; after acid liquor immersion cleaning is finished, the aluminum profile collecting mechanism (4) rises and enters the containing and cleaning box (5), and the spray cleaning head (54) removes residual acid liquor and dirt on the surface of the aluminum profile through water spray cleaning;
step five, oxidation treatment: placing the aluminum profile subjected to surface treatment in an electrolyte solution, and forming an oxide layer on the surface of the aluminum profile through electrolysis, wherein the oxidation mode is direct current anodic oxidation, alternating current anodic oxidation or pulse current anodic oxidation, and the adopted electrolyte solution is a sulfuric acid solution, an oxalic acid solution, a chromic acid solution or a mixed acid solution.
2. The aluminum profile surface sanding oxidation treatment process according to claim 1, wherein the degreasing and degreasing pool (1), the alkali liquor cleaning pool (2) and the acid leaching cleaning pool (3) are fixedly installed on the top of the bottom plate through bolts, the alkali liquor cleaning pool (2) is located between the degreasing and degreasing pool (1) and the acid leaching cleaning pool (3), a plurality of groups of turning conveying rollers (7) are rotatably installed in the degreasing and degreasing pool (1) through bearings, the turning conveying rollers (7) are transversely arranged at equal intervals and driven by electric driving equipment, an organic solvent or surfactant solution in the degreasing pool (1) overflows the turning conveying rollers (7), and the aluminum profile feeding port (10) is fixedly installed on one side of the top of the degreasing and degreasing pool (1);
an inclined material receiving plate (16) is rotatably mounted on the inner side wall of the degreasing and degreasing pool (1) through a hinge seat, the inclined material receiving plate (16) is located right below the aluminum profile feeding port (10) and extends downwards in the direction of the overturning conveying roller (7), and a buffer spring (17) connected with the bottom of the inclined material receiving plate (16) is mounted on the inner side wall of the degreasing and degreasing pool (1); the top intermediate position of degrease degreasing pool (1) has a case (9) through bolt fixed mounting, install down pressure washing mechanism (6) in case (9) of pushing up, and push down and wash mechanism (6) downwardly extending and go into degrease degreasing pool (1) and be in upset conveying roller (7) directly over, top one side fixed mounting of case (9) has sideslip transposition mechanism (8), sideslip transposition mechanism (8) act on accomodate and wash case (5), and are equipped with aluminium alloy collection mechanism (4) under accomodating and washing case (5).
3. The aluminum profile surface sanding oxidation treatment process as claimed in claim 2, wherein the lower pressure washing mechanism (6) comprises a lifting electric cylinder (61) fixedly arranged on the top wall of the inner part of the top box (9) and an upper fixing plate (62) connected with the bottom end of the lifting electric cylinder (61), a lower connecting plate (63) is arranged below the upper fixing plate (62), and the upper fixing plate (62) and the lower connecting plate (63) are horizontally arranged and connected through an elastic lower pressing piece (64); the bottom of the lower connecting plate (63) is provided with three groups of aluminum profile cleaning rollers (65) through three groups of cleaning roller mounting frames (66), and the aluminum profile cleaning rollers (65) are rotatably connected with the corresponding cleaning roller mounting frames (66) through bearings;
the three groups the equal fixed mounting in outer peripheral face of aluminium alloy cleaning roller (65) has clean brush cover (68), has cleaning motor (69) through motor cabinet fixed mounting on cleaning roller mounting bracket (66) in the middle of being located, the output of cleaning motor (69) passes through drive belt (610) and is connected with aluminium alloy cleaning roller (65) transmission of its below, and aluminium alloy cleaning roller (65) in the middle of being located is connected through second hold-in range (67) and aluminium alloy cleaning roller (65) transmission of its both sides.
4. The aluminum profile surface sanding oxidation treatment process according to claim 2, wherein a dirty liquid lifting chamber (13) and a filter residue communicating cavity (14) are formed in the inside of one side wall of the degreasing and degreasing pool (1), the top end of the dirty liquid lifting chamber (13) is communicated with one side of the filter residue communicating cavity (14) through an opening, the other side of the filter residue communicating cavity (14) is communicated with the degreasing and degreasing pool (1) through the opening, the communicating position of the two is located above the liquid level, and the bottom end of the dirty liquid lifting chamber (13) is communicated with the degreasing and degreasing pool (1) through the opening;
horizontal spiral auger (11) are installed to degrease degreasing pond (1) internal rotation, vertical spiral auger (12) are installed through the bearing rotation in sump liquid lifting chamber (13), and just horizontal spiral auger (11) and vertical spiral auger (12) are respectively through the electric drive equipment drive, horizontal spiral auger (11) carry sump liquid in sump liquid lifting chamber (13) towards sump liquid, vertical spiral auger (12) promote sump liquid to in filter residue intercommunication chamber (14), and install filter screen (15) in filter residue intercommunication chamber (14).
5. The aluminum profile surface sanding oxidation treatment process according to the claim 3, characterized in that the number of the elastic pressing members (64) is multiple, and each group of the elastic pressing members (64) comprises a connecting rod (642) fixedly installed on the top of the lower connecting plate (63) and an insert rod (643) fixedly installed on the bottom of the upper fixing plate (62), wherein a hollow rod (641) is fixedly installed at one end of the connecting rod (642) far away from the lower connecting plate (63), the insert rod (643) is downwardly inserted into the hollow rod (641), and the top end of the hollow rod (641) is connected with the bottom of the upper fixing plate (62) through a pressing spring (644);
the bottom of an upper fixed plate (62) is through bolt fixed mounting with horizontal section of thick bamboo (647), horizontal section of thick bamboo (647) is towards cavity pole (641) about cavity pole (641) symmetry and the opening of horizontal section of thick bamboo (647), the both sides of cavity pole (641) articulate has slant push-and-pull rod (645), and slant push-and-pull rod (645) keep away from that the one end of cavity pole (641) articulates there is movable rod (646), slidable mounting has dummy block (649) in horizontal section of thick bamboo (647), horizontal section of thick bamboo (647) internal fixation has side pressure spring (648) that link to each other with dummy block (649), and one end that slant push-and-pull rod (645) was kept away from in movable rod (646) extends into corresponding horizontal section of thick bamboo (647) and links to each other with dummy block (649).
6. The aluminum profile surface sanding oxidation treatment process as claimed in claim 2, wherein the aluminum profile collection mechanism (4) comprises a separation collection box (41) with an upward opening and a sealing plate (42) arranged below the separation collection box (41), the separation collection box (41) is provided with separation holes on the outer surface and the bottom surface, and the bottom of the separation collection box (41) is fixedly connected with the sealing plate (42) through a fixing column (43); the washing machine is characterized in that a hollow fixing box (53) is fixedly mounted on the top wall of the containing and washing box (5) with a downward opening, a plurality of groups of spraying and washing heads (54) are fixedly mounted at the bottom of the hollow fixing box (53), a washing liquid output pipe (51) is mounted at the position, close to the bottom, of the containing and washing box (5), and a water inlet pipe (52) communicated with the hollow fixing box (53) is mounted at the position, close to the top, of the containing and washing box (5);
the aluminum profile collecting and cleaning device is characterized in that a lifting and lowering mechanism acting on the aluminum profile collecting mechanism (4) is mounted on the collecting and cleaning box (5), the lifting and lowering mechanism comprises a winding cavity arranged in the collecting and cleaning box (5), two groups of collecting and releasing rotating shafts (55) are rotatably mounted in the winding cavity through bearings, winding wheels (59) are mounted at two ends of each collecting and releasing rotating shaft (55), a collecting and releasing motor (58) is fixedly mounted on the outer wall of the collecting and cleaning box (5) through a motor base, the output end of the collecting and releasing motor (58) is connected with one group of collecting and releasing rotating shafts (55), and the two groups of collecting and releasing rotating shafts (55) are in transmission connection through a first synchronous belt (56);
fixed mounting has receipts to put rope (57) on winding wheel (59), receive to put rope (57) downwardly extending and with the outer wall fixed connection of separation collecting box (41), under the promotion state of accomodating, winding wheel (59) rotate and constantly twine and receive receipts roll-up and put rope (57), separation collecting box (41) constantly rise until get into completely accomodate in wasing case (5), and sealing plate (42) are sealed the bottom of accomodating wasing case (5).
7. The aluminum profile surface sanding oxidation treatment process according to claim 1, wherein the degreasing and degreasing pool (1) contains an organic solvent or a surfactant, the organic solvent is ethanol, carbon tetrachloride or trichloroethylene or acetone, and the surfactant is a synthetic detergent, soapy water or sodium dodecyl sulfate; the alkali liquor cleaning tank (2) is filled with alkali liquor, the main component of the alkali liquor is sodium hydroxide, and the alkali liquor also contains a regulator, a detergent, a sequestering agent and a scaling inhibitor; acid liquor is contained in the acid leaching and cleaning tank (3), wherein the main components of the acid liquor are nitric acid and hydrofluoric acid, and the volume ratio of the nitric acid to the hydrofluoric acid is 7: 2.
8. The aluminum profile surface sanding oxidation treatment process according to claim 2, wherein the traverse transposition mechanism (8) comprises a fixed seat (86) fixedly installed at the top of the top box (9) and a connecting frame (83) fixedly connected with the side wall of the fixed seat (86), the bottom of one side, away from the fixed seat (86), of the connecting frame (83) is fixedly provided with a mounting seat (84), and a transposition motor (81) is fixedly installed on the mounting seat (84) through a motor seat;
rotate through the bearing between fixing base (86) and mount pad (84) and install rotatory screw rod (82), the output of transposition motor (81) links to each other with rotatory screw rod (82), slip swivel nut (85) are installed through the slide rail in the bottom of link (83), the bottom of slip swivel nut (85) and the top fixed connection who accomodates washing case (5), and rotatory screw rod (82) and slip swivel nut (85) threaded connection.
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| CN114941166B (en) | 2023-09-08 |
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