CN109396003B - Aluminum profile production process - Google Patents
Aluminum profile production process Download PDFInfo
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- CN109396003B CN109396003B CN201811291042.XA CN201811291042A CN109396003B CN 109396003 B CN109396003 B CN 109396003B CN 201811291042 A CN201811291042 A CN 201811291042A CN 109396003 B CN109396003 B CN 109396003B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/10—Arrangements for collecting, re-using or eliminating excess spraying material the excess material being particulate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
- B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
- B05D1/06—Applying particulate materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2202/00—Metallic substrate
- B05D2202/20—Metallic substrate based on light metals
- B05D2202/25—Metallic substrate based on light metals based on Al
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Abstract
The invention discloses an aluminum profile production process, which improves a die and an extrusion process used in the existing aluminum profile extrusion process, so that an AB surface of an extruded aluminum profile is integrated, two products of aluminum profile varieties which are matched with each other can be extruded simultaneously by extrusion, and the turnover rate of a finished frame is improved; meanwhile, the horizontal powder spraying process is improved to the vertical powder spraying process, so that the powder spraying is more comprehensive and thorough, the quality of the plastic spraying is improved, the appearance forming is better, a powder spraying system in the plastic spraying process is improved, the improved powder spraying system does not have the phenomenon that powder is sprayed outwards in the using process, the environment of a plastic spraying workshop is improved, workers are prevented from being threatened by overflowing powder to body parts such as respiratory tracts and the like, and the powder spraying system is more environment-friendly and sanitary.
Description
Technical Field
The invention relates to the technical field of aluminum profile production and processing, in particular to an aluminum profile production process.
Background
The traditional bridge-cut-off heat-insulation aluminum profile is generally composed of an A surface and a B surface, as shown in figure 1, the traditional separated bridge-cut-off heat-insulation aluminum profile is manufactured by separating the A surface and the B surface and separately extruding, so that the A surface and the B surface need to be respectively provided with a set of dies to respectively extrude and produce, frame and then age, thus the traditional separated production mode of the A surface and the B surface causes that finished products are separately arranged, more finished product frames are occupied, the working time of an aging furnace is doubled, and because the aluminum profile has multiple products and similar structures, common front-line workers are not easy to distinguish in the operation process, and the error rate is increased; secondly, the horizontal plastic spraying process is generally adopted in the processing process of the aluminum profile, and has the defects that the plastic spraying is not comprehensive, the plastic spraying dead angle is easy to exist, the quality of the plastic spraying is not high, the appearance of the aluminum profile is influenced, secondly, the powder spraying system used in the plastic spraying process is unreasonable, the phenomenon that powder is continuously sprayed outwards from a powder supply center is caused in the actual powder spraying operation process, the powder adding of workers at the powder supply center is seriously influenced, the whole powder spraying workshop environment is severe due to the continuous outward spraying of the powder in the powder adding process, and the respiratory tract of the workers is seriously threatened, mainly because the recovery effect of a waste powder collecting box is poor, when the workers add new powder to the powder supply center, a large amount of dust is diffused outwards, the head scale surface of the workers is formed, the operation environment is poor, and the sanitation and the cleaning difficulty of the powder supply center is also high, the production efficiency is low; in view of the above problems, it is necessary to develop an aluminum profile production process that is convenient for production, saves molds, reduces mold manufacturing, reduces error rate, reduces production cost, improves production efficiency, and has a good working environment.
Disclosure of Invention
Aiming at the problems, the invention aims to provide the aluminum profile production process, which is an improvement on the existing production process, adopts a new integrated die, can simultaneously and integrally extrude AB surfaces matched with the aluminum profiles, and then cuts and divides the materials, so that the problem of product matching error is avoided, the cost is saved, and the extrusion operation is convenient; meanwhile, the horizontal powder spraying process is improved to the vertical powder spraying process, so that the powder spraying is more comprehensive and thorough, the quality of the plastic spraying is improved, the appearance forming is better, a powder spraying system in the plastic spraying process is improved, the improved powder spraying system does not have the phenomenon that powder is sprayed outwards in the using process, the environment of a plastic spraying workshop is improved, workers are prevented from being threatened by overflowing powder to body parts such as respiratory tracts and the like, and the powder spraying system is more environment-friendly and sanitary.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the aluminum profile production process comprises the following steps:
step one, manufacturing a mold: designing a die according to the AB surface structure of the aluminum profile and making a die, wherein an A surface structure forming cavity and a B surface structure forming cavity of the aluminum profile are processed in the die, the A surface structure forming cavity is communicated with the B surface structure forming cavity through a connecting object cavity, and the die is subjected to surface treatment before an upper extruder;
step two, heating the aluminum bar: placing a long aluminum bar with the length of 6m into a natural gas heating furnace for indirect heating, wherein the heating temperature is 480 ℃, and the heating time is 24 hours;
step three, heating post-treatment: the heated long aluminum bar exits from the furnace, and is cut into a short aluminum bar with the length of 1m by a shearing machine in the exiting process to be extruded;
step four, extrusion forming: feeding the cut aluminum bar into an extruder through a clamp, extruding and forming by hydraulic thrust, integrally extruding and forming the AB surface of the formed aluminum profile semi-finished product, and straightening and cutting the aluminum profile semi-finished product at a sliding table position at the rear side of the extruder;
step five, aging treatment: aging and curing in an aging furnace, heating by adopting natural gas, wherein the aging temperature is 190 ℃, and the aging time is 3 h;
step six, material distribution: the aged semi-finished aluminum profile is quickly distributed by a distributing device, and an AB-surface aluminum profile integrated with the aluminum profile is separated and divided into an aluminum profile A surface and an aluminum profile B surface;
seventhly, plastic spraying pretreatment: sequentially comprises the operations of pre-cleaning and ash removal, primary degreasing, secondary counter-current washing, pure water rinsing, chromium-free passivation, post-cleaning and draining;
step eight, drying: drying the pre-treated semi-finished aluminum profile at 120 ℃ for 30-35min, wherein the drying temperature adopts gradual heating drying operation, the semi-finished aluminum profile is dried at the temperature rising speed of 5 ℃/min, and the semi-finished aluminum profile is kept warm for 6-11 min when the temperature reaches 120 ℃;
step nine, putting on shelf: the dried aluminum profiles are combed and put on a rack through an automatic carding machine and are conveyed one by one through a continuous feeding conveying system, and the continuous feeding conveying system comprises an inclined feeding conveying system, a horizontal conveying system, an S-shaped bending conveying system and a blanking conveying system;
step ten, spraying plastics: after the aluminum profiles are conveyed to the S-shaped conveying system, powder spraying is started through a powder spraying system, wherein 2 powder spraying systems are arranged, and the continuously conveyed aluminum profiles are subjected to double-layer plastic spraying in tandem;
step eleven, curing: the workpiece is solidified in a solidifying furnace after plastic spraying, the solidifying temperature is 200 ℃, the solidifying drying tunnel is 50m long, the solidifying time is about 50min, and the workpiece is naturally cooled in a cooling tunnel after solidification;
step twelve, putting down the shelf: blanking by a continuous blanking conveying system, wherein the blanking conveying system forms a smooth transition from vertical to horizontal aluminum sections;
and step thirteen, packaging and warehousing.
Preferably, the connecting object cavity comprises a middle square cavity I, ladder-shaped cavities communicated with two sides of the square cavity I and square cavities II respectively communicated with the two ladder-shaped cavities, the two ladder-shaped cavities are symmetrically arranged on two sides of the square cavity I, the two square cavities are symmetrically arranged on two sides of the two ladder-shaped cavities, and the height of the square cavity I is three times that of the square cavity II.
Preferably, in the surface treatment of the die in the first step, the die needs to be polished and nitrided to enhance the abrasion resistance and strength of the die during operation, and the nitriding treatment is to clean and remove oil, then air-dry and frame the die, heat the die in a furnace to 250 ℃, vacuumize and fill ammonia to 520 ℃, then keep the temperature for 10 to 12 hours, cool the die to 180 ℃, discharge the die, polish the die after air cooling, and finally close the die and fill oil on the frame for production.
Preferably, feed divider in step six is including dividing the material platform, expect mechanism and location clamping mechanism absolutely, divide the material platform to include vertical operation panel and operation panel, vertical operation panel is fixed operation panel tip mesa faces upward, the operation panel with vertical operation panel forms L shape structure, and location clamping mechanism fixes a position the locking with aluminium alloy AB face, and the rethread is expected the mechanism absolutely fast with aluminium alloy AB face expect and fall into aluminium alloy A face and aluminium alloy B face.
Preferably, the material breaking mechanism comprises an L-shaped back plate, a horizontal plate, a material breaking cylinder and a material breaking cutter head, the L-shaped back plate is horizontally fixed on the side face of the vertical operating plate, the horizontal plate is fixed on the L-shaped back plate, the horizontal plate and the operating platform are arranged in parallel up and down, a trapezoidal material breaking cavity is machined in the center of the material breaking cutter head, and the trapezoidal material breaking cavity is matched with the structures on the upper sides of the square cavity I, the two trapezoidal cavities and the two square cavities II; positioning and clamping mechanism includes altitude mixture control groove, regulation stand and location locking groove, the regulation stand adaptation is in the altitude mixture control inslot, the location locking groove is fixed adjust the stand top, two relative inner wall tops in location locking groove all set up circular arc chamfer, two distance between the circular arc chamfer matches the thermal-insulated strip groove of wearing of aluminium alloy AB face the bottom in location locking groove still processes the convex disconnected material collecting vat of downward arch.
Preferably, the automatic carding machine in the ninth step comprises a carding table, a blanking table, a primary carding mechanism and a secondary carding mechanism, wherein the blanking table is arranged on the carding table, a blanking groove is formed in the blanking table, the primary carding mechanism is fixed at the discharge end of the blanking table through a carding frame, aluminum profiles are classified and carded in an equal amount through the primary carding mechanism, the secondary carding mechanism is arranged at the blanking end of the primary carding mechanism, the aluminum profiles carded through the primary carding mechanism are carded one by one through the secondary carding mechanism and are transported forwards, a conveying belt is further arranged on the carding table, and a secondary carding machine framework is arranged on the conveying belt.
Preferably, the carding frame comprises a left carding frame and a right carding frame, wherein a carding mechanism is arranged between the left carding frame and the right carding frame, the carding mechanism comprises two opposite material blocking grooves, a circular hole is reserved between the two material blocking grooves, a rotating shaft is arranged in the circular hole along the length direction of the material blocking grooves, two ends of the rotating shaft are fixedly supported by a three-leg support, one end of the rotating shaft is provided with a power mechanism, a circle of carding plates are arranged on the periphery of the rotating shaft along the axial direction of the rotating shaft, an equal amount of carding grooves are arranged between every two carding plates, the end parts of each carding plate extend to the inner wall of each material blocking groove and are not in contact with the inner wall, and a 3-5mm gap is reserved between the inner wall and the right carding frame.
Preferably, the secondary carding mechanism comprises a square frame and a plurality of shifting plates, the plurality of shifting plates are sequentially arranged on the square frame at equal intervals along the aluminum profile transportation direction, the bottom ends of the plurality of shifting plates are sequentially reduced along the aluminum profile transportation direction, the height of the aluminum profiles in the forward conveying process is further reduced, and the aluminum profiles overlapped together are shifted one by one.
Preferably, the aluminum profiles carded by the automatic carding machine in the loading process of the step nine are punched at the top ends of the aluminum profiles by a punching machine, and the punched aluminum profiles are hung on the continuous feeding conveying system one by one.
Preferably, the powder spraying system in the step ten comprises a powder supply center, an electrostatic spray gun, a triangular platform, a cyclone powder recovery system and a waste powder recovery system, wherein the powder supply center supplies powder to the electrostatic spray gun through a powder supply pipeline, the powder sprayed by the electrostatic spray gun is redundant and falls into the triangular platform and is connected to the cyclone powder recovery system through a recovery pipeline I, the powder dust with light weight is recovered to the waste powder recovery system through a recovery pipeline II under the cyclone separation action in the cyclone powder recovery system, the qualified powder with heavy weight is recovered to the powder supply center through a powder collection pipeline, a recovery pipeline III is further arranged between the powder supply center and the recovery pipeline II, and the powder dust which is light in the upper layer of the powder supply center and easy to move out is recovered to the waste powder recovery system through the recovery pipeline III.
The invention has the beneficial effects that:
firstly, the invention adopts the technical scheme that the A surface and the B surface of an aluminum profile are extruded and designed in a die, the material is extruded and the aging is carried out simultaneously, the aluminum profile discharged from the furnace is quickly distributed by a distributing device, recovered and reused, the manufacturing cost of a set of die can be saved in the die manufacturing aspect, the storage space of a die room is increased, the die repairing quantity of die repairing workers is reduced, and the labor productivity is improved;
secondly, two products of aluminum profile varieties matched with each other can be extruded simultaneously by extrusion, so that the extrusion outturn rate is improved;
thirdly, the two products are assembled in one frame, so that the using number of the finished frame is reduced, and the turnover rate of the finished frame is improved;
fourthly, after the combination, the original products are various, and a plurality of similar or similar products which are difficult to distinguish are relatively reduced, namely the error rate of workers at the first line is reduced, and the product percent of pass is improved;
fifthly, the existing horizontal plastic spraying process is improved into vertical plastic spraying, an S-bend conveying system adopted in the vertical plastic spraying process can ensure that all parts of the aluminum profile are subjected to comprehensive plastic spraying in the forward transportation process of the aluminum profile, the plastic spraying has no dead angle, the plastic spraying is uniform, and the molding quality is good;
sixth, the invention improves the existing powder spraying system, and after the waste powder recovery pipeline is directly led into the cyclone waste powder recovery system by modifying the waste powder recovery pipeline, when the operator adds new powder to the powder supply center, the powder escape is obviously reduced, the operation environment is clean, the powder supply center is easy to clean, and the production efficiency and the product quality are obviously improved.
Drawings
Fig. 1 is a schematic diagram of a side a and a side B of a prior art aluminum profile.
FIG. 2 is a schematic view of the mold structure of the present invention.
Fig. 3 is an enlarged view of a portion D in fig. 2.
FIG. 4 is a schematic structural view of a bridge-cut-off heat-insulating aluminum profile prepared by the extrusion process of the invention.
FIG. 5 is a schematic view of clamping of the bridge cut-off heat insulation aluminum profile and the material distributing device in the material distributing process.
Fig. 6 is a schematic front view of the material separating device of the present invention.
FIG. 7 is a side view of the material break mechanism of the present invention.
FIG. 8 is a schematic top view of the auxiliary positioning mechanism of the present invention.
Fig. 9 is a front view of the positioning base of the present invention.
Fig. 10 is a schematic front view of the positioning seat of the present invention with a positioning bolt.
Fig. 11 is a schematic view of the material breaking cutter head of the present invention.
FIG. 12 is a schematic view of a three-dimensional structure of a bridge-cut-off heat-insulating aluminum profile prepared by the extrusion process of the invention.
FIG. 13 is a schematic front view of an automatic carding machine of the invention.
FIG. 14 is a perspective schematic view of an automatic carding machine of the invention.
Fig. 15 is a schematic structural view of the baffle tank of the invention.
FIG. 16 is a schematic view of a carding plate of the invention.
Fig. 17 is a flow chart of the present invention before the powder supply system is modified.
Fig. 18 is a flow chart of the powder supply system of the present invention after modification.
Wherein: 1-an operation table, 2-a vertical operation plate, 201-a sliding guide rail groove, 3-L-shaped back plate, 301-a reinforcing plate, 4-a horizontal plate, 5-a material breaking cylinder, 6-a material breaking tool bit, 601-a material breaking feeler, 7-a trapezoidal material breaking cavity, 8-a height adjusting groove, 9-an adjusting upright post, 10-a positioning and locking groove, 101-an arc chamfer, 102-an arc material breaking collecting groove, 11-a positioning seat, 12-a positioning bolt, 13-a positioning piece, 131-a positioning rod, 132-a semicircular positioning snap ring, 14-a sliding groove, 15-a locking groove, 16-a square cavity I, 17-a trapezoidal cavity, 18-a square cavity II, 19-a connector cavity, 20-a surface structure forming cavity and 21-B surface structure forming cavity, 22-connector, 23-first mounting cavity, 24-second mounting cavity, 25-breaking groove, 26-strip penetrating groove, 28-side of aluminum profile A, 29-side of aluminum profile B, 30-carding table, 31-blanking table, 32-blanking groove, 33-blanking slope, 34-left carding frame, 35-right carding frame, 36-blocking groove, 37-circular hole, 38-rotating shaft, 39-tripod bracket, 40-carding plate, 41-guide plate, 42-equivalent carding groove, 43-1 rotating guide groove, 44-blocking plate, 45-square frame, 46-shifting plate, 47-inclined shifting tooth, 48-blanking port, 49-powder supply pipeline, 50-first recycling pipeline, 51-second recycling pipeline, 52-powder collecting pipeline, and 53-a third recovery pipeline.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.
As shown in the attached drawing 1, the aluminum profile structure formed by extrusion in the prior art can be seen to be an AB surface separation structure, the aluminum profile structure and the AB surface separation structure are separately processed and formed, so that the number of frames required when finished products are framed is large, a line of workers are required to match different frames, and the structure increases the workload of the workers.
Example (b): the process for simultaneously extruding AB surfaces of bridge-cut heat-insulation aluminum profiles comprises the following steps:
step one, manufacturing a mold: referring to the attached drawings 2 and 3, designing a die according to an AB surface structure of an aluminum profile and molding, wherein an A surface structure molding cavity 20 and a B surface structure molding cavity 21 of the aluminum profile are processed in the die, the A surface structure molding cavity 20 is communicated with the B surface structure molding cavity 21 through a connector cavity 19, and the die is subjected to surface treatment before an upper extruder; the connector cavity 19 comprises a first middle square cavity 16, trapezoidal cavities 17 communicated with two sides of the first square cavity 16 and second middle square cavities 18 respectively communicated with the two trapezoidal cavities 17, the two trapezoidal cavities 17 are symmetrically arranged on two sides of the first square cavity, the two second middle square cavities 18 are symmetrically arranged on two sides of the two trapezoidal cavities 17, and the height of the first square cavity 16 is three times that of the second square cavity 18;
the width of the connector cavity 19 is 5.1mm, namely the distance from the left square cavity II 18 to the right square cavity II 18 is 5.1mm, the height of the middle square cavity I16 is 1.2mm, the width of the trapezoidal cavity 17 is 0.60mm, namely the distance between two parallel edges is 0.60mm, the width of the square cavity II 18 is 0.35mm, the height of the square cavity I is 0.4mm, the width of the square cavity I16 is 5.1-0.61X 2-0.35X 2=3.2mm, the included angle between the extension lines of two oblique edges of the trapezoidal cavity 17 is 60.0 degrees, and a first mounting cavity 23 and a second mounting cavity 24 for mounting are further processed on the die;
and (3) performing die making according to a design drawing, wherein the hardness reaches 49-51 degrees, the die is subjected to polishing and nitriding treatment before an upper extruding machine to enhance the wear resistance and strength of a working belt of the die, and the nitriding process requires: cleaning and deoiling a mould, specifically cleaning with alcohol or salt bath, cleaning, air-drying, framing, entering a furnace, heating to 250 ℃, vacuumizing, filling ammonia to 520 ℃, preserving heat for 10-12 hours, cooling to 180 ℃, discharging, air-cooling, polishing, measuring hardness, closing the mould, oiling, putting on a shelf, and waiting to produce;
step two, heating the aluminum bar: placing a long aluminum bar with the length of 6m into a natural gas heating furnace for indirect heating, wherein the heating temperature is 480 ℃, and the heating time is 24 hours; a plurality of the feed rollers are placed in the furnace for the first time and then added one by one, so that the production continuity is ensured;
step three, heating post-treatment: the heated long aluminum bar exits from the furnace, and is cut into a short aluminum bar with the length of 1m by a shearing machine in the exiting process to be extruded;
step four, extrusion forming: feeding the cut aluminum bar into an extruder through a clamp, extruding and molding by hydraulic thrust, integrally extruding and molding AB surfaces of molded aluminum profile semi-finished products, forming a connecting object integrally molded by a connecting object cavity 19 between the AB surfaces, after extrusion molding, forming a material breaking groove 25 between the two after extrusion molding of the trapezoidal cavity 17 and the square cavity II 18, and straightening and fixed-length cutting the aluminum profile semi-finished products at a sliding-out table position at the rear side of the extruder, wherein the extrusion process yield is about 85 percent, and the extruded aluminum profile containing the AB surfaces integrally molded is shown in figures 4 and 12;
the temperature of the material container of the extruder is 380 ℃ and 420 ℃, and the material container is pushed by hydraulic pressure (200 kg/cm)2) Extrusion molding (AB material integral extrusion molding), wherein the outlet temperature of the section bar is controlled to be 5200C-5600C, the mold temperature is 470 ℃, and the maximum temperature is not more than 480 ℃;
step five, aging treatment: the extruded aluminum profile is soft and easy to deform, aging curing is carried out in an aging furnace to harden the aluminum profile and make the aluminum profile not easy to deform, natural gas is adopted for heating, the aging temperature is 190 ℃, the aging time is 3 hours, and after the aging is finished, the AB surface integrated material enters a material distributing device to be distributed into an aluminum profile A surface 28 and an aluminum profile B surface 29;
step six, material distribution: the aged semi-finished aluminum profile is rapidly distributed by a distributing device, and an AB-surface aluminum profile integrated with the aluminum profile is separated and divided into an aluminum profile A surface 28 and an aluminum profile B surface 29;
referring to fig. 5-11, the material distributing device comprises a material distributing table, a material cutting mechanism and a positioning and clamping mechanism, wherein the material distributing table comprises a vertical operating plate 2 and an operating table 1, the vertical operating plate 2 is fixed on the upward side of the table top at the end part of the operating table 1, the operating table 1 and the vertical operating plate 2 form an L-shaped structure, the operating table 1 is a transverse edge of the L-shaped structure, and the vertical operating plate 2 is a vertical edge of the L-shaped structure;
the material breaking mechanism comprises an L-shaped back plate 3, a horizontal plate 4, a material breaking cylinder 5 and a material breaking tool bit 6, the material breaking cylinder 5 can adopt a hydraulic cylinder, the L-shaped back plate 3 is horizontally fixed on the side surface of the vertical operating plate 2 through a reinforcing plate 301, the horizontal plate 4 is fixed on the L-shaped back plate 3, the horizontal plate 4 and the operating platform 1 are arranged in parallel up and down, a trapezoidal material breaking cavity 7 is machined in the center of the material breaking tool bit 6, and the trapezoidal material breaking cavity 7 is matched with the structures on the upper edges of the square cavity I16, the two trapezoidal cavities 17 and the two square cavities II 18; the vertical operating plate 2 is provided with a sliding guide rail groove 201, the L-shaped back plate 3 can move up and down in the sliding guide rail groove 201 of the vertical operating plate 2 and is positioned by an adjusting bolt, so that the relative position of the material breaking tool bit 6 of the material breaking mechanism and the aluminum profile is adjusted to adapt to the material breaking of profiles with different heights, the material breaking tool bit 6 can be made of diamond materials or hard alloy materials, the aluminum profile is soft and can be torn off by hand tearing, so the material can be quickly broken by the power of an air cylinder, the trapezoid material breaking cavity 7 is matched with a connector 22 extruded by the die of the invention, two ends of the trapezoid material breaking cavity 7 are provided with material breaking contact angles 601, the material breaking contact angles 601 are provided with power by the material breaking air cylinder 5 in the material breaking process, and are matched with an upper material breaking groove 25 extruded by a trapezoid cavity 17 and a square cavity II 18 in the die in the process of downward pushing, quickly cutting off the material;
the positioning and clamping mechanism comprises a height adjusting groove 8, an adjusting upright post 9 and a positioning and locking groove 10, the adjusting upright post 9 is matched in the height adjusting groove 8, the height adjusting groove 8 is arranged in the operating platform 1, the positioning and locking groove 10 is fixed at the top end of the adjusting upright post 9, the positioning and locking groove 10 is used for simultaneously positioning and locking an AB surface of an aluminum profile, arc chamfers 101 are arranged at the top ends of two opposite inner walls of the positioning and locking groove 10, the distance between the two arc chamfers 101 is matched with a heat insulation strip penetrating groove 26 of the AB surface of the aluminum profile, and a downward convex arc-shaped broken material collecting groove 102 is further processed at the bottom of the positioning and locking groove 10; the positioning and clamping mechanism is arranged to conveniently adjust the height of the clamped aluminum profile, because the aluminum profiles are of a plurality of types and are not consistent in height, in order to enlarge the application range of the feed divider, the height of the adjusting upright post 9 and the positioning and locking groove 10 are conveniently adjusted, in the actual aluminum profile structure, the structures for heat insulation connection between the AB surfaces of the aluminum profiles are basically the same, so the feed divider of the invention is designed by taking the same points of the aluminum profiles for the purpose of clamping and breaking the aluminum profiles, as shown in figure 5, the joint of the A surface 28 and the B surface of the aluminum profile is a strip penetrating groove 26 with a C-shaped structure, the heat insulation strips are connected between the A surface and the B surface, most of the aluminum profiles are connected into a whole through the structure, therefore, the positioning and locking groove 10 is designed at the position, and is matched with the two strip penetrating grooves 26 with the C-shaped structures at the position, when the positioning and locking groove 10 is matched and locked with the outer wall of the strip penetrating groove 26 of the C-shaped structure, the chamfer surface formed by the arc chamfer 101 in the positioning and locking groove 10 is matched and locked with the outer wall of the strip penetrating groove 26 of the C-shaped structure, the inner wall surface of the positioning and locking groove 10 corresponds to the vertical edge of the strip penetrating groove 26 of the C-shaped structure, the positioning and locking groove 10 achieves the better locking, supporting and positioning purposes on the AB surface of an aluminum profile in the material cutting process, materials cut by the material cutting tool bit 6 driven by the material cutting cylinder 5 directly fall into the arc-shaped material cutting collecting groove 102 for collection, and the positioning and locking device is convenient to operate, accurate in material cutting and stable in the material cutting process;
the operating table 1 is further provided with an auxiliary positioning mechanism for locking the adjusting upright post 9, the auxiliary positioning mechanism is arranged on two opposite sides of the adjusting upright post 9, the auxiliary positioning mechanism comprises a positioning seat 11, a positioning bolt 12 and a positioning part 13, the positioning part 13 consists of a positioning rod 131 and a semicircular positioning snap ring 132, the positioning seat 11 is fixed on the operating table 1, the positioning seat 11 is provided with a sliding groove 14, the positioning rod 131 is slidably connected in the sliding groove 14, and the position of the positioning rod 131 in the sliding groove 14 is locked through the positioning bolt 12; in order to enable the dispensing upright post to be adjusted at any height and to be capable of better locking and limiting, the invention also designs an auxiliary positioning mechanism for adjusting the positioning of the upright post 9, when the adjusting upright post 9 is adjusted to a target position, the positioning rods 131 at two sides slide in the sliding groove 14 to drive the semicircular positioning snap rings 132 to move until the adjusting upright post 9 is clamped by the two semicircular positioning snap rings 132, the adjusting upright post is positioned by the positioning bolt 12, the upper surface of the sliding groove 14 is provided with a locking groove 15, and the positioning bolt 12 locks the position of the positioning rod 131 in the sliding groove 14 through the locking groove 15 so as to lock the adjusting upright post 9;
step seven: plastic spraying pretreatment: sequentially comprises the operations of pre-cleaning and ash removal, primary degreasing, secondary counter-current washing, pure water rinsing, chromium-free passivation, post-cleaning and draining;
the degreasing tank and the chromium-free passivation tank are impervious by adopting a high-density polyethylene material, the sizes of the degreasing tank and the chromium-free passivation tank are 8m by 1.1m by 1.5m, materials are conveyed by adopting a travelling crane hanging basket, all materials are soaked, and the tank liquid is treated at room temperature without heating;
cleaning and ash removing: the extruded aluminum profile has impurities such as aluminum scraps on the surface, is soaked in the cleaning and dedusting tank for more than 1 minute, and simultaneously shakes for several times up and down, so that the treatment effect is improved. The wastewater is intermittently discharged in an overflowing way every day, and the surface sewage is discharged, wherein the discharge amount is 12m3D, changing the tank 4 times every year;
primary degreasing: degreasing agent A is adopted, degreasing time is 4-6 min, room temperature is achieved, the chemical adding amount is 100g/L, aluminum profiles are extruded out, the surface oil stain amount is small, degreasing is achieved, and the surface oxidation layer removing effect is achieved at the same time, the tank is inverted and washed for 4 times every year, middle tank liquor is pumped into other vacated empty tanks when the tank is inverted, the pumping amount is about 3/4 of the tank liquor amount, the tank is washed and then is pumped back to be reused, upper layer waste liquor and lower layer waste liquor are discharged into a sewage treatment station for treatment, the water consumption of the tank is about 3/4 of the tank liquor amount, the waste water is discharged into the sewage treatment station, and meanwhile the tank liquor is filtered once a month;
and (3) secondary degreasing: degreasing agent B is adopted, degreasing time is 4-6 min, room temperature is achieved, the chemical adding amount is 100g/L, degreasing at the time plays a role in activating the surface of the aluminum profile, the groove is inverted and washed for 4 times every year, middle groove liquid is pumped into other vacated empty grooves during inverting, the pumping amount is about 3/4 of the groove liquid amount, the middle groove liquid is pumped back and reused after washing, upper and lower layer waste liquid is discharged into a sewage treatment station for treatment, the water consumption of the washing groove is about 3/4 of the groove liquid amount, the waste water is discharged into the sewage treatment station, and meanwhile, the groove liquid is filtered once a month;
secondary countercurrent washing: the washing was carried out for two minutes at room temperature using tap water. The wastewater in the tank is intermittently discharged in an overflow way every day, the surface sewage is discharged, the discharge water amount is 12m & lt 3 & gt/d, and the washing tank is replaced 4 times per year;
rinsing with pure water: pure water is adopted, the cleaning is carried out for two minutes at room temperature, the wastewater in the tank is intermittently discharged in an overflowing manner every day, the surface sewage is discharged, the water discharge amount is 12m & lt 3 & gt/d, and the tank is changed 4 times per year;
chromium-free passivation: pure water is adopted, and the bath solution is soaked and passivated for 1min at room temperature, wherein the content of the passivator in the bath solution is 2-5%. The passivation tank is filtered once a month for reuse, and the tank does not need to be replaced or washed, and no wastewater is discharged.
Cleaning: pure water is adopted, the cleaning is carried out for two minutes at room temperature, and the wastewater is changed for 30 times every year;
draining, wherein a 1-section draining area is arranged after cleaning, and the draining enters a drying procedure;
step eight, drying: drying the pre-treated semi-finished aluminum profile at 120 ℃ for 30-35min, wherein the drying temperature adopts gradual heating drying operation, the semi-finished aluminum profile is dried at the temperature rising speed of 5 ℃/min, and the semi-finished aluminum profile is kept warm for 6-11 min when the temperature reaches 120 ℃;
step nine, putting on shelf: the dried aluminum profiles are combed and put on a rack through an automatic carding machine and are conveyed one by one through a continuous feeding conveying system, the continuous feeding conveying system comprises an inclined feeding conveying system, a horizontal conveying system, an S-shaped conveying system and a blanking conveying system, the inclined feeding conveying system, the horizontal conveying system, the S-shaped conveying system and the blanking conveying system are all conveyed through chains, and hooks are arranged on the chains at equal distances; the continuous feeding and conveying system is mainly used for preventing aluminum sections from swinging and surface scratching when feeding;
referring to fig. 13-16, when a vertical plastic spraying process is used, aluminum profiles are firstly manually carded one by one without overlapping, then holes are punched at the top of each aluminum profile through a punching machine, and the aluminum profiles are hung on a continuous feeding conveying system for plastic spraying, so that a large amount of manual operation is needed in the carding process, the labor intensity is high, the carding effect is poor, and sometimes, due to manual negligence, some aluminum profiles are possibly overlapped without carding, and troubles are brought to subsequent operation;
therefore, the invention improves the feeding of the aluminum profile in the vertical plastic spraying process, designs an automatic carding machine to accelerate the carding speed of the aluminum profile and reduce the labor intensity, wherein the automatic carding machine comprises a carding table 1, a blanking table 31, a primary carding mechanism and a secondary carding mechanism, the blanking table 31 is arranged on the carding table 1, a blanking groove 32 is arranged on the blanking table 31, a blanking slope 33 is arranged between the blanking groove 32 and the primary carding mechanism, the blanking slope 33 is of an arc structure, the blanking groove 32 of an aluminum profile barrel is internally blanked towards the primary carding mechanism through the blanking slope 33, the primary carding mechanism is fixed at the discharging end of the blanking table 31 through a carding frame, and the secondary carding mechanism is arranged at the discharging end of the primary carding mechanism; the carding table 1 is also provided with a conveying belt, the secondary carding machine is constructed on the conveying belt, and the aluminum profiles carded one by the secondary carding mechanism are sequentially conveyed forwards by the conveying belt and enter the next procedure for treatment;
in the invention, the carding frame comprises a left carding frame 34 and a right carding frame 35, the left carding frame 34 and the right carding frame 35 are both of a bending structure, the primary carding mechanism is arranged between the left carding frame 34 and the right carding frame 35, the primary carding mechanism comprises two opposite material blocking grooves 36, a feed opening 48 is arranged between the upper ends of the two material blocking grooves 36, a round hole 37 is reserved between the two material blocking grooves 36, a rotating shaft 38 is arranged in the round hole 37 along the length direction of the material blocking grooves 36, two ends of the rotating shaft 38 are fixedly supported by a three-leg bracket 39, one end of the rotating shaft 38 is provided with a power mechanism, the power mechanism drives the rotating shaft 38 to rotate at a constant speed, a circle of carding plates 40 are arranged on the periphery of the rotating shaft 38 along the axial direction of the rotating shaft, an equal amount of carding grooves 42 are arranged between every two carding plates 40, the end part of each carding plate 40 extends to the inner wall of the material blocking grooves 36 and is not contacted with the same amount of the carding plates, a-mm gap is left between the two; each carding plate 40 is provided with a guide plate 41 with a semicircular end face, the guide plate 41 exceeds the edge part of the carding plate 40, the inner wall of the material blocking groove 36 is provided with a rotary guide groove 43 corresponding to the guide plate 41, the material blocking groove 36 is of a semi-cylindrical structure with a hollow center, two ends of the material blocking groove 36 are provided with material blocking plates 44, each material blocking plate 44 is also provided with a semicircular hole 37, and the two opposite semicircular holes 37 are combined to form the circular hole 37; the rotary guide groove 43 is matched with the guide plate 41, the equivalent carding groove 42 rotates at a constant speed in the feeding process, when each equivalent carding groove 42 passes through the feeding opening 48, aluminum profiles are automatically fed and are temporarily stored in the equivalent carding groove 42, the equivalent carding groove 42 storing the aluminum profiles continuously rotates clockwise, in order to prevent the aluminum profiles from leaking, the carding plate 40 is in close contact with the inner wall of the material blocking groove 36 and is provided with a-mm gap, not only can the carding plate 40 not be influenced by the resistance of the inner wall of the material blocking groove 36 in the rotating process be ensured, but also the aluminum profiles can be prevented from leaking through a smaller gap, one aluminum profile is mostly accommodated in each equivalent carding groove 42, in addition, in order to ensure that the carding plate 40 and the inner wall of the material blocking groove 36 have better contact and guidance in the rotating process, the rotary guide groove 43 and the guide plate 41 are also arranged, the guide plate 41 rotates in a reciprocating manner in the rotary guide groove 43, the guide effect of the equivalent carding groove 42 is realized in the rotating process, and the aluminum profile leakage can be indirectly prevented through the arrangement of the guide plate 41;
in the invention, the secondary carding mechanism comprises a square frame 45 and a plurality of material shifting plates 46, the plurality of material shifting plates 46 are sequentially arranged on the square frame 45 at equal intervals along the aluminum profile transportation direction, the bottom ends of the plurality of material shifting plates 46 are sequentially reduced along the aluminum profile transportation direction, so that the height of the aluminum profiles in the forward conveying process is reduced, the overlapped aluminum profiles are shifted one by one, the bottom end of each material shifting plate 46 is provided with an inclined material shifting tooth 47, the inclined direction of the inclined material shifting tooth 47 is inclined towards the direction close to the left carding frame 34, and the inclined angle is 30-60 degrees; the secondary carding mechanism is used for carding the primary carding mechanism again, and the problem that aluminum profiles are likely to be stacked together after the primary carding mechanism is fed is solved, so that the secondary carding mechanism is designed, stacked aluminum profiles are separated by gradually reducing the height of the material shifting teeth in the advancing process of the stacked aluminum profiles, only one aluminum profile can pass through the last lower material shifting plate 46, and the height of the material shifting plate 46 can be freely adjusted in the actual use process so as to adapt to the carding of aluminum profiles with different structures;
punching the top end of the aluminum profiles carded by the automatic carding machine in the racking process of the step two by using a punching machine, and hanging the punched aluminum profiles on a hook of a continuous feeding and conveying system one by one;
step ten, spraying plastics: after the aluminum profiles are conveyed to the S-shaped conveying system, powder spraying is started through a powder spraying system, wherein 2 powder spraying systems are arranged, and the continuously conveyed aluminum profiles are subjected to double-layer plastic spraying in tandem;
referring to fig. 17, the powder supply system in the prior art is shown, and when new powder is added to a powder supply center by an operator due to poor recovery effect of a waste powder collecting box in an actual plastic spraying process, a large amount of dust diffuses outwards, so that the operator is likely to become scary and dirty, the operation environment is poor, the powder supply center is difficult to clean and clean, and the production efficiency is low;
referring to fig. 18, in order to obtain a modified powder spraying system, the powder spraying system includes a powder supply center, an electrostatic spray gun, a triangular platform, a cyclone powder recovery system, and a waste powder recovery system, wherein the powder supply center supplies powder to the electrostatic spray gun through a powder supply pipeline 49, the powder sprayed from the electrostatic spray gun drops into the triangular platform excessively and is connected to the cyclone powder recovery system through a recovery pipeline one 50, the powder dust with lighter weight is recovered to the waste powder recovery system through a recovery pipeline two 51, the qualified powder with heavier weight is recovered to the powder supply center through a powder collection pipeline 52, a recovery pipeline three 53 is further arranged between the powder supply center and the recovery pipeline two 51, and the powder dust with lighter weight and easy to move out on the upper layer of the powder supply center is recovered to the waste powder recovery system again through the recovery pipeline three 53;
specifically, the method comprises the following steps:
powder supply center (powder supply barrel): powder coating is firstly added into a powder supply barrel, and compressed air is supplied to an aluminum material plastic spraying workpiece of a spray gun through a powder pump and a powder feeding pipe after being fluidized to a specified degree through a fluidization plate at the bottom of the powder supply barrel;
electrostatic spray gun: the powder is sprayed out and atomized, the sprayed plastic and the workpiece are grounded to be a positive electrode, and the negative high voltage generated in the discharge needle gun is connected to the powder outlet of the spray gun and generates corona discharge through the discharge needle. The powder particles with negative charges reach the surface of the workpiece under the action of static electricity and compressed air flow, the powder is uniformly adsorbed on the surface of the workpiece for a period of time without falling off due to the attraction of the static electricity, then the workpiece enters a curing furnace for leveling and curing, the humidity or the time is controlled, and finally, a coating which is tightly and firmly combined with the workpiece, uniformly, smoothly and compactly formed is formed;
a triangular platform: the triangular platform is arranged right below the workpiece, part of the powder sprayed by the spray gun is adsorbed on the surface of the workpiece, and the rest part of the powder naturally settles. The powder in the sedimentation process falls on a triangular platform for collection and enters a cyclone powder recovery system for collection through a pipeline;
cyclone powder recovery system: separating gas from solid by cyclone separation, feeding the air powder mixture extracted from the triangular platform into a cyclone separator, enabling the mixture to form a rotating airflow downwards, centrifugally throwing the powder particles with larger weight to the wall of the cyclone separator, then dropping the powder particles to the lower part to enter a powder supply center, and simultaneously discharging the dust mixture with lighter weight to enter a powder waste collection system;
waste powder recovery system: the dust mixture discharged by the cyclone powder recovery system enters a waste powder recovery system, and the powder is periodically cleaned and boxed for sale;
in the plastic spraying process, the two powder spraying systems work simultaneously and spray plastics in tandem, so that the plastic spraying quality is improved;
step eleven, curing: the workpiece is solidified in a solidifying furnace after plastic spraying, the solidifying temperature is 200 ℃, the solidifying drying tunnel is 50m long, the solidifying time is about 50min, and the workpiece is naturally cooled in a cooling tunnel after solidification;
step twelve, putting down the shelf: blanking by a continuous blanking conveying system, wherein the blanking conveying system forms a smooth transition from vertical to horizontal aluminum sections;
and step thirteen, packaging and warehousing.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The aluminum profile production process is characterized by comprising the following steps:
step one, manufacturing a mold: designing a die according to the AB surface structure of the aluminum profile and making a die, wherein an A surface structure forming cavity and a B surface structure forming cavity of the aluminum profile are processed in the die, the A surface structure forming cavity is communicated with the B surface structure forming cavity through a connecting object cavity, and the die is subjected to surface treatment before an upper extruder;
step two, heating the aluminum bar: placing a long aluminum bar with the length of 6m into a natural gas heating furnace for indirect heating, wherein the heating temperature is 480 ℃, and the heating time is 24 hours;
step three, heating post-treatment: the heated long aluminum bar exits from the furnace, and is cut into a short aluminum bar with the length of 1m by a shearing machine in the exiting process to be extruded;
step four, extrusion forming: feeding the cut aluminum bar into an extruder through a clamp, extruding and forming by hydraulic thrust, integrally extruding and forming the AB surface of the formed aluminum profile semi-finished product, and straightening and cutting the aluminum profile semi-finished product at a sliding table position at the rear side of the extruder;
step five, aging treatment: aging and curing in an aging furnace, heating by adopting natural gas, wherein the aging temperature is 190 ℃, and the aging time is 3 h;
step six, material distribution: the aged semi-finished aluminum profile is quickly distributed by a distributing device, and an AB-surface aluminum profile integrated with the aluminum profile is separated and divided into an aluminum profile A surface and an aluminum profile B surface;
seventhly, plastic spraying pretreatment: sequentially comprises the operations of pre-cleaning and ash removal, primary degreasing, secondary counter-current washing, pure water rinsing, chromium-free passivation, post-cleaning and draining;
step eight, drying: drying the pre-treated semi-finished aluminum profile at 120 ℃ for 30-35min, wherein the drying temperature adopts gradual heating drying operation, the semi-finished aluminum profile is dried at the temperature rising speed of 5 ℃/min, and the semi-finished aluminum profile is kept warm for 6-11 min when the temperature reaches 120 ℃;
step nine, putting on shelf: the dried aluminum profiles are combed and put on a rack through an automatic carding machine and are conveyed one by one through a continuous feeding conveying system, and the continuous feeding conveying system comprises an inclined feeding conveying system, a horizontal conveying system, an S-shaped bending conveying system and a blanking conveying system;
the automatic carding machine comprises a carding table, a blanking table, a primary carding mechanism and a secondary carding mechanism, wherein the blanking table is arranged on the carding table, a blanking groove is formed in the blanking table, the primary carding mechanism is fixed at the discharge end of the blanking table through a carding frame, aluminum profiles are classified and carded in an equal amount through the primary carding mechanism, the secondary carding mechanism is arranged at the blanking end of the primary carding mechanism, the aluminum profiles carded by the primary carding mechanism are carded one by one through the secondary carding mechanism and are transported forwards, a conveying belt is further arranged on the carding table, and a secondary carding machine framework is arranged on the conveying belt;
step ten, spraying plastics: after the aluminum profiles are conveyed to the S-shaped conveying system, powder spraying is started through a powder spraying system, wherein 2 powder spraying systems are arranged, and the continuously conveyed aluminum profiles are subjected to double-layer plastic spraying in tandem;
step eleven, curing: the workpiece is solidified in a solidifying furnace after plastic spraying, the solidifying temperature is 200 ℃, the solidifying drying tunnel is 50m long, the solidifying time is 50min, and the workpiece is naturally cooled in a cooling tunnel after solidification;
step twelve, putting down the shelf: blanking by a continuous blanking conveying system, wherein the blanking conveying system forms a smooth transition from vertical to horizontal aluminum sections;
step thirteen, packaging and warehousing;
the connector cavity comprises a first middle square cavity, trapezoidal cavities communicated with two sides of the first square cavity and second square cavities respectively communicated with the two trapezoidal cavities, the two trapezoidal cavities are symmetrically arranged on two sides of the first square cavity, the two square cavities are symmetrically arranged on two sides of the two trapezoidal cavities, and the height of the first square cavity is three times that of the second square cavity;
in the surface treatment of the die in the first step, the die needs to be polished and nitrided to enhance the abrasion resistance and strength of the die during working, the nitriding treatment is to clean and remove oil from the die, then air-dry and frame-mount the die, heat the die in a furnace to 250 ℃ for heating, vacuumize and fill ammonia to 520 ℃, then keep the temperature for 10 to 12 hours, cool the die to 180 ℃, discharge the die from the furnace, polish the die after air cooling, and finally close the die and fill oil on the frame for production.
2. The aluminum profile production process according to claim 1, characterized in that: the feed divider in step six is including dividing the material platform, expect mechanism and location clamping mechanism absolutely, divide the material platform to include vertical operation panel and operation panel, vertical operation panel is fixed operation panel tip mesa faces upward, the operation panel with vertical operation panel forms L shape structure, and location clamping mechanism fixes a position the locking with aluminium alloy AB face, and the rethread is expected the mechanism absolutely fast with aluminium alloy AB face expect and fall into aluminium alloy A face and aluminium alloy B face.
3. The aluminum profile production process according to claim 2, characterized in that: the material breaking mechanism comprises an L-shaped back plate, a horizontal plate, a material breaking cylinder and a material breaking cutter head, the L-shaped back plate is horizontally fixed on the side face of the vertical operating plate, the horizontal plate is fixed on the L-shaped back plate, the horizontal plate and the operating platform are arranged in parallel up and down, a trapezoidal material breaking cavity is machined in the center of the material breaking cutter head, and the trapezoidal material breaking cavity is matched with structures on the upper sides of the square cavity I, the two trapezoidal cavities and the two square cavities II; positioning and clamping mechanism includes altitude mixture control groove, regulation stand and location locking groove, the regulation stand adaptation is in the altitude mixture control inslot, the location locking groove is fixed adjust the stand top, two relative inner wall tops in location locking groove all set up circular arc chamfer, two distance between the circular arc chamfer matches the thermal-insulated strip groove of wearing of aluminium alloy AB face the bottom in location locking groove still processes the convex disconnected material collecting vat of downward arch.
4. The aluminum profile production process according to claim 3, characterized in that: carding frame includes left carding frame and right carding frame, a carding mechanism establishes left side carding frame with between the right carding frame, a carding mechanism includes that two set up in opposite directions hinder the silo, two hinder and leave the circular port between the silo follow in the circular port hinder silo length direction and set up the rotation axis, the both ends of rotation axis are passed through tripod support fixed stay wherein one end of rotation axis sets up power unit, set up round carding plate along its axial direction in the periphery of rotation axis, per two for equivalent carding groove between the carding plate, every carding plate's tip extends to hinder the inner wall of silo and not rather than contact, leave 3-5mm clearance between the two.
5. The aluminum profile production process according to claim 4, characterized in that: the secondary carding mechanism comprises a square frame and a plurality of shifting plates, wherein the plurality of shifting plates are sequentially arranged on the square frame at equal intervals along the aluminum profile transportation direction, the bottom ends of the plurality of shifting plates are sequentially reduced along the aluminum profile transportation direction, the height of the aluminum profiles in the forward conveying process is further reduced, and the aluminum profiles overlapped together are shifted one by one.
6. The aluminum profile production process according to claim 5, characterized in that: and step nine, punching the top end of the aluminum profile carded by the automatic carding machine in the racking process by using a punching machine, and hanging the punched aluminum profiles on the continuous feeding and conveying system one by one.
7. The aluminum profile production process according to claim 6, characterized in that: the powder spraying system in the step ten comprises a powder supply center, an electrostatic spray gun, a triangular platform, a cyclone powder recovery system and a waste powder recovery system, wherein the powder supply center supplies powder to the electrostatic spray gun through a powder supply pipeline, powder sprayed by the electrostatic spray gun is redundant to drop into the triangular platform and is connected to the cyclone powder recovery system through a recovery pipeline I, powder dust with light weight is recovered to the waste powder recovery system through a recovery pipeline II under the cyclone separation effect in the cyclone powder recovery system, qualified powder with heavy weight is recovered to the powder supply center through a powder collection pipeline, a recovery pipeline III is further arranged between the powder supply center and the recovery pipeline II, and powder dust which is light in the upper layer of the powder supply center and easy to move out is recovered to the waste powder recovery system through the recovery pipeline III.
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| CN110773589A (en) * | 2019-11-11 | 2020-02-11 | 苏州沅德精密技术有限公司 | Aluminum bar heating process for aluminum extrusion |
| CN113148579A (en) * | 2020-01-22 | 2021-07-23 | 广东兴发铝业有限公司 | Vertical aluminum profile processing system with intelligent suspension conveying line |
| CN111659594A (en) * | 2020-06-11 | 2020-09-15 | 陈燕珊 | Surface anticorrosion treatment method based on aluminum profile |
| CN113457925B (en) * | 2021-07-22 | 2022-04-29 | 江西永高铝业有限公司 | Machining device and machining method for square aluminum profile |
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Address after: 242100 No. 19, shunting West Road, economic development zone, Langxi County, Xuancheng City, Anhui Province Patentee after: Longtu Energy Saving Aluminum (Xuancheng) Co.,Ltd. Address before: 242100 No. 19, shunting West Road, economic development zone, Langxi County, Xuancheng City, Anhui Province Patentee before: LONGTU ENERGY-SAVING ALUMINUM (XUANCHENG) Co.,Ltd. |
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