CN112719070A - Aluminum alloy hub forming equipment and working method thereof - Google Patents
Aluminum alloy hub forming equipment and working method thereof Download PDFInfo
- Publication number
- CN112719070A CN112719070A CN202110348419.6A CN202110348419A CN112719070A CN 112719070 A CN112719070 A CN 112719070A CN 202110348419 A CN202110348419 A CN 202110348419A CN 112719070 A CN112719070 A CN 112719070A
- Authority
- CN
- China
- Prior art keywords
- workpiece
- detection switch
- photoelectric detection
- furnace
- solid melting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/26—Making other particular articles wheels or the like
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/78—Combined heat-treatments not provided for above
- C21D1/785—Thermocycling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Forging (AREA)
Abstract
The invention relates to aluminum alloy hub forming equipment and a working method thereof, wherein the aluminum alloy hub forming equipment comprises a spinning machine, a first mechanical arm, a punching machine, a turning platform, a solid melting furnace, a second mechanical arm, a quenching water tank, an aging furnace and a cooling tank; a first photoelectric detection switch is arranged at a material inlet of the solid melting furnace, and a second photoelectric detection switch is arranged at a material outlet of the solid melting furnace; a third photoelectric detection switch is arranged at a feed inlet of the aging furnace, and a fourth photoelectric detection switch is arranged at a discharge outlet of the aging furnace; according to the aluminum alloy hub forming equipment, the processing of the hub is realized through the spinning machine, the first mechanical arm, the punching machine, the overturning platform, the solid melting furnace, the second mechanical arm, the quenching water tank, the aging furnace and the cooling tank, the first mechanical arm and the second mechanical arm are promoted to drive the solid melting furnace and the aging furnace to carry out automatic heat treatment by virtue of the first photoelectric detection switch, the second photoelectric detection switch, the third photoelectric detection switch and the fourth photoelectric detection switch, and the processing efficiency is high.
Description
Technical Field
The invention relates to the technical field related to hub machining, in particular to aluminum alloy hub forming equipment and a working method thereof.
Background
The wheel is a part which rotates at a high speed, bears multi-dimensional motion load of the vehicle and various stresses of the vehicle in the running process, and is required to have high dimensional precision, light weight and high toughness. The aluminum alloy wheel has the characteristics of light weight, energy conservation, good heat dissipation, corrosion resistance and the like, and has the advantages of great use amount and vigorous production line requirements for production.
At present, aluminum wheel manufacturing in China has the advantages of low raw material price, low labor cost and high cost performance, but the production technology falls behind, more than 90% of enterprises concentrate on traditional gravity casting and low-pressure casting, the automation level is low, the energy consumption and cost are high, the production cycle is long, the yield is low, the product price is low, the performance is difficult to promote, and the aluminum wheel industry develops into a bottleneck period; in order to get rid of the dilemma, a few enterprises introduce and develop a high-end solid forging process, the product has good performance and high price, but the investment cost is high, key technologies and equipment are monopolized abroad, and the product is mainly supplied to high-end markets in Europe, America and China.
Chinese patent application No.: CN201811346492.4 discloses a processing technology of an aluminum alloy automobile hub, which belongs to the field of automobile part processing and is used for manufacturing the automobile hub.
Disclosure of Invention
The invention aims to provide aluminum alloy hub forming equipment which comprises a spinning machine, a first mechanical arm, a punching machine, a turning platform, a solid melting furnace, a second mechanical arm, a quenching water tank, an aging furnace and a cooling tank, wherein the spinning machine, the first mechanical arm, the punching machine, the turning platform, the solid melting furnace, the second mechanical arm, the quenching water tank, the aging furnace and the cooling tank are arranged along the material advancing direction; a first photoelectric detection switch is arranged at a material inlet of the solid melting furnace, and a second photoelectric detection switch is arranged at a material outlet of the solid melting furnace;
a third photoelectric detection switch is arranged at a material inlet of the aging furnace, and a fourth photoelectric detection switch is arranged at a material outlet of the aging furnace; wherein
When the first photoelectric detection switch detects that the material is in the front of the solid melting furnace, the first manipulator grabs the workpiece and drops the workpiece into the solid melting furnace; when the second photoelectric detection switch detects that the material is at the rear part of the solid melting furnace, the second mechanical arm grabs the workpiece and puts the workpiece into the quenching water tank;
when the third photoelectric detection switch detects that no material exists in the front of the aging furnace, the second manipulator grabs a workpiece and puts the workpiece into the aging furnace; when the fourth photoelectric detection switch detects that materials exist at the rear part of the aging furnace, the first mechanical arm grabs a workpiece and puts the workpiece into the cooling pool.
Preferably, the punching machine, the spinning machine, the solid melting furnace, the aging furnace and the cooling pool are positioned at the first manipulator, and are positioned at the circumference of the first manipulator; and
the punching machine, the cooling pool, the front part of the solid melting furnace and the rear part of the aging furnace are positioned in the grabbing range of the first mechanical arm.
Preferably, an automatic lifting platform is arranged in the quenching water tank, and the workpiece is suitable for being borne on the automatic lifting platform.
The aluminum alloy hub forming equipment has the beneficial effects that the effect of processing the hub is realized through the spinning machine, the first mechanical arm, the punching machine, the overturning platform, the solid melting furnace, the second mechanical arm, the quenching water tank, the aging furnace and the cooling tank, and the first mechanical arm and the second mechanical arm are promoted to drive the solid melting furnace and the aging furnace to automatically perform heat treatment by virtue of the first photoelectric detection switch, the second photoelectric detection switch, the third photoelectric detection switch and the fourth photoelectric detection switch, so that the time is short, and the processing efficiency is high.
The invention also provides a working method of the aluminum alloy hub forming equipment, which comprises the following steps,
step S1, after spinning the hot blank through a spinning machine, grabbing the spun workpiece through a first manipulator and placing the workpiece on a punching machine, and punching the workpiece through the punching machine to form a primary finished material;
step S2, the punched primary material is loaded on a turnover platform through a first manipulator to be turned over, a first photoelectric detection switch in front of a solid melting furnace detects the presence of the material, and the first manipulator loads the material into the solid melting furnace to perform first heat treatment;
step S3, when the second photoelectric detection switch detects that the material exists at the discharge port of the solid melting furnace, the second manipulator grabs the workpiece at the discharge port of the solid melting furnace and puts the workpiece into the quenching tank for second heat treatment;
step S4, when the third photoelectric detection switch detects that the feeding port of the aging furnace is empty, the second manipulator grabs the workpiece in the quenching tank and puts the workpiece into the aging furnace for third heat treatment;
and step S5, when the fourth photoelectric detection switch detects that the material exists at the discharge port of the aging furnace, grabbing the workpiece in the aging furnace by the first manipulator and putting the workpiece into a cooling pool to cool the workpiece.
Preferably, in step S1, the spinning thrust of the spinning machine is 55T to 65T, and the spinning time is not more than 45S.
Preferably, in step S2, 545 ℃ C.. times.110 min of solid solution is performed.
Preferably, in step S3, water is quenched at 70 ℃ for 15S.
Preferably, in step S4, aging is performed at 165 ℃ for 84 min.
The working method of the aluminum alloy hub forming equipment has the advantages that the blank in the heating state is directly subjected to hot spinning, the spinning process after cooling is avoided, and the working time and the energy consumption are reduced by over 90%.
Drawings
FIG. 1 is a schematic structural view of an aluminum alloy hub forming apparatus of the present invention;
in the figure:
the device comprises a spinning machine 1, a first manipulator 2, a punching machine 3 and a turnover platform 4;
the solid melting furnace 5, a first photoelectric detection switch 501, a second photoelectric detection switch 502;
a second manipulator 6, a quenching water tank 7;
the aging oven 8, a third photoelectric detection switch 801 and a fourth photoelectric detection switch 802;
a cooling tank 9.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example one
As shown in fig. 1, the aluminum alloy hub forming equipment comprises a spinning machine 1, a first mechanical arm 2, a punching machine 3, a turning platform 4, a solid melting furnace 5, a second mechanical arm 6, a quenching water tank 7, an aging furnace 8 and a cooling tank 9 which are arranged along the material advancing direction; a first photoelectric detection switch 501 is arranged at the feed inlet of the solid melting furnace 5, and a second photoelectric detection switch 502 is arranged at the discharge outlet of the solid melting furnace 5; a third photoelectric detection switch 801 is arranged at a material inlet of the aging furnace 8, and a fourth photoelectric detection switch 802 is arranged at a material outlet of the aging furnace 8; wherein
When the first photoelectric detection switch 501 detects that the material is in the front of the solid melting furnace 5, the first manipulator 2 grabs the workpiece and drops the workpiece into the solid melting furnace 5; when the second photoelectric detection switch 502 detects that the material is at the rear of the solid melting furnace 5, the second manipulator 6 grabs the workpiece and drops the workpiece into the quenching water tank 7; when the third photoelectric detection switch 801 detects that no material exists in the front of the aging furnace 8, the second manipulator 6 grabs a workpiece and puts the workpiece into the aging furnace 8; when the fourth photoelectric detection switch 802 detects that a material exists at the rear part of the aging furnace 8, the first manipulator 2 grabs the workpiece and drops the workpiece into the cooling pool 9.
In some embodiments, at the first robot 2, the punching machine 3, the spinning machine 1, the solid melting furnace 5, the aging furnace 8, and the cooling bath 9 are located in the circumferential direction of the first robot 2; and the punching machine 3, the cooling bath 9, the front part of the solid solution furnace 5 and the rear part of the aging furnace 8 are located within the gripping range of the first robot 2.
In some embodiments, at the second robot 6, the quenching water tank 7, the rear of the solid furnace 5, and the front of the ageing furnace 8 are located within the gripping range of the second robot 6.
In some embodiments, an automatic lifting platform is provided within the quench tank 7, on which the workpiece is adapted to be carried.
Firstly, after a workpiece is subjected to heat preservation and preheating through a previous process, the first mechanical arm 2 grabs the workpiece and places the workpiece on the spinning machine 1 for spinning processing, after the spinning processing is finished, the first mechanical arm 2 grabs the workpiece and places the workpiece on the punching machine 3, and punching is carried out through the punching machine 3 to form a primary finished material.
Then, the first mechanical hand 2 bears the punched primary finished material on the overturning platform 4 to overturn, so that the mounting surface of the workpiece faces downwards, and the workpiece is borne at the feeding port of the solid melting furnace 5 by means of the first mechanical hand 2; at this time, the first photoelectric detection switch 501 located in front of the solid melting furnace 5 detects the existence of the material, and the first manipulator 2 carries the material into the solid melting furnace 5 to perform the first heat treatment;
after the workpieces are subjected to continuous first heat treatment in the solid melting furnace 5 until the first heat treatment is completed, when the second photoelectric detection switch 502 detects that the material is available at the discharge port of the solid melting furnace 5, the second manipulator 6 grabs the workpieces at the discharge port of the solid melting furnace 5 and puts the workpieces into the quenching water tank 7 for second heat treatment;
when the third photoelectric detection switch 801 detects that the feeding port of the aging furnace 8 is empty, the second manipulator 6 is used for grabbing the workpiece in the quenching water tank 7 and putting the workpiece into the aging furnace 8 for third heat treatment; when the fourth photoelectric detection switch 802 detects that a material is present at the discharge port of the aging furnace 8, the first manipulator 2 picks up the workpiece in the aging furnace 8 and puts the workpiece into the cooling pool 9 to cool the workpiece.
Example two
The working method of the aluminum alloy hub forming equipment comprises the following steps,
step S1, spinning the hot blank through the spinning machine 1, wherein the spinning thrust of the spinning machine 1 is 55T-65T, the spinning time is not more than 45S, then, grabbing the spun workpiece through the first manipulator 2 and placing the workpiece on the punching machine 3, and punching through the punching machine 3 to form a primary finished material;
step S2, the punched primary material is loaded on the overturning platform 4 through the first manipulator 2 to be overturned, the first photoelectric detection switch 501 in front of the solid melting furnace 5 detects the existence of the material, the first manipulator 2 loads the material into the solid melting furnace 5 to carry out first heat treatment, wherein the solid solution is carried out at 545 ℃ for 110 min;
step S3, when the second photoelectric detection switch 502 detects that the material exists at the discharge port of the solid melting furnace 5, the second manipulator 6 grabs the workpiece at the discharge port of the solid melting furnace 5 and puts the workpiece into the quenching water tank 7 for second heat treatment, wherein the water quenching is carried out at 70 ℃ for 15S;
step S4, when the third photoelectric detection switch 801 detects that the feeding port of the aging furnace 8 is empty, the second manipulator 6 is used for grabbing the workpiece in the quenching water tank 7 and putting the workpiece into the aging furnace 8 for third heat treatment, wherein the aging treatment is carried out at 165 ℃ for 84 min;
in step S5, when the fourth photoelectric detection switch 802 detects that there is a material at the discharge port of the aging oven 8, the first robot 2 picks up the workpiece in the aging oven 8 and puts it into the cooling bath 9 to cool it.
According to the working method of the aluminum alloy hub forming equipment, the blank in the heating state is directly subjected to hot spinning, so that the spinning process after cooling is avoided, and the working time and the energy consumption are reduced by over 90%.
EXAMPLE III
The third embodiment is carried out on the basis of the second embodiment.
The short-process automatic production process of the light aluminum alloy hub comprises the following steps:
step S1, smelting: putting 6.8 parts of Si, not more than 0.15 part of Fe, 0.08 part of Ti, not more than 0.05 part of Zn, not more than 0.05 part of Mn, not more than 0.01 part of Cu, 0.35 part of Mg, not more than 0.01 part of Pb, not more than 0.01 part of Sn, not more than 0.02 part of Ni, not more than 0.002 part of Sb, not more than 0.01 part of Ca and 88 parts of Al into a smelting furnace in proportion, heating to 740 ℃ and smelting for 2 hours to form aluminum alloy liquid;
step S2, refining: adding 0.1 part of Al-Sr alloy, 0.4 part of aluminum-titanium-boron, 0.1 part of slag removing agent and 0.05 part of refining agent into the aluminum alloy solution in the step S1, stirring at 450 revolutions per minute, continuously flushing nitrogen, controlling the flushing speed of the nitrogen to be 25ml/S, controlling the refining temperature to be 690 ℃, controlling the refining time to be 18min, wherein the slag removing agent comprises 8 parts of cryolite, 20 parts of sodium chloride, 20 parts of potassium chloride, 18 parts of sodium chlorosilicate, 16 parts of potassium chlorotitanate and 10 parts of potassium chloroborate, and the refining agent comprises 14 parts of cryolite, 14 parts of sodium chloride, 20 parts of potassium chloride, 8 parts of sodium chlorosilicate and 8 parts of hexachloroethane;
step S3, casting: preheating a mould to 400 ℃, adding the refined aluminum alloy solution into a heat preservation furnace, keeping the temperature of molten aluminum at 670 ℃, adding the aluminum alloy solution into a mould cavity by pressurizing to carry out molding, and carrying out casting in three sections, wherein the first section has the pressure of 200mbar and the time of 20s, the second section has the pressure of 350mbar and the time of 30s, the third section has the pressure of 1000mbar and the time of 10s, and then carrying out pressure maintaining of 1000mbar (100 Kpa) and the time of 70s, and cooling for 70 s;
step S4, heat preservation: placing the hot blank hub after casting in a preheating furnace, and raising the temperature for 20min to ensure that the discharging temperature of the blank is controlled at 380-410 ℃;
step S5, spinning/punching: controlling the spinning thrust of the spinning machine 1 to spin the blank after heat preservation under the pressure of 55T, wherein the spinning time is not more than 45s, and punching a central hole on the blank after spinning through the punching machine 3 after spinning;
step S6, heat treatment: dissolving in water at 545 deg.C for 110min, quenching in water at 70 deg.C for 15s, and aging at 165 deg.C for 84 min;
step S7, machining: performing finish machining on the appearance size of the hub, machining a PCD hole, machining a gas nozzle hole and processing burrs on the surface of the hub by machining equipment;
step S8, laser coding: coding the hub by a laser coder;
step S9, water milling: controlling the rotating speed of the water mill clamp to be 68 r/min, positively rotating for 3min and negatively rotating for 3min in the cleaning agent, wherein the cleaning agent comprises: 7 parts of sulfonic acid, 1 part of caustic soda flakes, 1 part of citric acid, 3 parts of TX emulsifier, 2 parts of sodium dodecyl sulfate, 3 parts of coconut oil fatty acid diethanolamide, 2 parts of oleic acid, 690 parts of high-alumina porcelain beads with the diameter of 3mm and 230 parts of water;
step S10, cleaning: the method comprises the steps of 1 tap water washing, 2 pure water washing, water pressure of 2kg and washing time of 15 minutes;
step S11, packaging finished products;
and step S12, placing/discharging finished products.
Example four
The fourth example is carried out on the basis of the second example.
The short-process automatic production process of the light aluminum alloy hub comprises the following steps:
step S1, smelting: putting 7.2 parts of Si, not more than 0.15 part of Fe, 0.14 part of Ti, not more than 0.05 part of Zn, not more than 0.05 part of Mn, not more than 0.01 part of Cu, 0.4 part of Mg, not more than 0.01 part of Pb, not more than 0.01 part of Sn, not more than 0.02 part of Ni, not more than 0.002 part of Sb, not more than 0.01 part of Ca and 90 parts of Al into a smelting furnace in proportion, heating to 755 ℃ and smelting for 2 hours to form an aluminum alloy liquid;
step S2, refining: adding 0.15 part of Al-Sr alloy, 0.5 part of aluminum-titanium-boron, 0.2 part of slag removing agent and 0.1 part of refining agent into the aluminum alloy solution in the step S1, stirring at 450 revolutions per minute, continuously flushing nitrogen, controlling the flushing speed of the nitrogen to be 25ml/S, controlling the refining temperature to be 720 ℃, and refining for 18min, wherein the slag removing agent comprises 10 parts of cryolite, 21 parts of sodium chloride, 21 parts of potassium chloride, 20 parts of sodium chlorosilicate, 18 parts of potassium chlorotitanate and 12 parts of potassium chloroborate, and the refining agent comprises 15 parts of cryolite, 15 parts of sodium chloride, 21 parts of potassium chloride, 10 parts of sodium chlorosilicate and 10 parts of hexachloroethane;
step S3, casting: preheating a mould to 400 ℃, adding the refined aluminum alloy solution into a heat preservation furnace, keeping the temperature of molten aluminum at 680 ℃, adding the aluminum alloy solution into a mould cavity by pressurizing to carry out molding, and carrying out casting in three sections, wherein the first section has the pressure of 200mbar and the time of 20s, the second section has the pressure of 350mbar and the time of 30s, the third section has the pressure of 1000mbar and the time of 10s, and then carrying out pressure maintaining of 1000mbar (100 Kpa) and the time of 70s, and cooling for 70 s;
step S4, heat preservation: placing the hot blank hub after casting in a preheating furnace, and raising the temperature for 20min to ensure that the discharging temperature of the blank is controlled at 380-410 ℃;
step S5, spinning/punching: controlling the spinning thrust of the spinning machine 1 to spin the blank after heat preservation under the pressure of 60T, wherein the spinning time is not more than 45s, and punching a central hole on the blank after spinning through the punching machine 3 after spinning;
step S6, heat treatment: dissolving in water at 545 deg.C for 110min, quenching in water at 70 deg.C for 15s, and aging at 165 deg.C for 84 min;
step S7, machining: performing finish machining on the appearance size of the hub, machining a PCD hole, machining a gas nozzle hole and processing burrs on the surface of the hub by machining equipment;
step S8, laser coding: coding the hub by a laser coder;
step S9, water milling: controlling the rotating speed of the water mill clamp to be 69 revolutions per minute, positively rotating for 3min and reversely rotating for 3min in the cleaning agent, wherein the cleaning agent comprises: 8 parts of sulfonic acid, 2 parts of caustic soda flakes, 2 parts of citric acid, 4 parts of TX emulsifier, 3 parts of sodium dodecyl sulfate, 4 parts of coconut oil fatty acid diethanolamide, 3 parts of oleic acid, 720 parts of high-alumina porcelain balls with the diameter of 3mm and 240 parts of water;
step S10, cleaning: the method comprises the steps of 1 tap water washing, 2 pure water washing, water pressure of 2kg and washing time of 15 minutes;
step S11, packaging finished products;
and step S12, placing/discharging finished products.
EXAMPLE five
The short-process automatic production process of the light aluminum alloy hub comprises the following steps:
step S1, smelting: putting 7.5 parts of Si, not more than 0.15 part of Fe, 0.2 part of Ti, not more than 0.05 part of Zn, not more than 0.05 part of Mn, not more than 0.01 part of Cu, 0.45 part of Mg, not more than 0.0.1 part of Pb, not more than 0.01 part of Sn, not more than 0.02 part of Ni, not more than 0.002 part of Sb, not more than 0.01 part of Ca and 92 parts of Al into a smelting furnace in proportion, heating to 770 ℃ and smelting for 2 hours to form aluminum alloy liquid;
step S2, refining: adding 0.2 part of Al-Sr alloy, 0.6 part of aluminum-titanium-boron, 0.3 part of slag removing agent and 0.15 part of refining agent into the aluminum alloy solution in the step S1, stirring at 450 revolutions per minute, continuously flushing nitrogen, controlling the flushing speed of the nitrogen to be 25ml/S, controlling the refining temperature to be 750 ℃, and refining for 18min, wherein the slag removing agent comprises 12 parts of cryolite, 22 parts of sodium chloride, 22 parts of potassium chloride, 22 parts of sodium chlorosilicate, 20 parts of potassium chlorotitanate and 14 parts of potassium chloroborate, and the refining agent comprises 16 parts of cryolite, 16 parts of sodium chloride, 22 parts of potassium chloride, 12 parts of sodium chlorosilicate and 12 parts of hexachloroethane;
step S3, casting: preheating a mould to 400 ℃, adding the refined aluminum alloy solution into a heat preservation furnace, keeping the temperature of molten aluminum at 690 ℃, adding the aluminum alloy solution into a mould cavity by pressurizing to carry out molding, and carrying out casting in three sections, wherein the first section has the pressure of 200mbar and the time of 20s, the second section has the pressure of 350mbar and the time of 30s, the third section has the pressure of 1000mbar and the time of 10s, and then carrying out pressure maintaining of 1000mbar (100 Kpa) and the time of 70s, and cooling for 70 s;
step S4, heat preservation: placing the hot blank hub after casting in a preheating furnace, and raising the temperature for 20min to ensure that the discharging temperature of the blank is controlled at 380-410 ℃;
step S5, spinning/punching: controlling the spinning thrust of the spinning machine 1 to spin the blank after heat preservation under the pressure of 65T, wherein the spinning time is not more than 45s, and punching a central hole on the blank after spinning through the punching machine 3 after spinning;
step S6, heat treatment: dissolving in water at 545 deg.C for 110min, quenching in water at 70 deg.C for 15s, and aging at 165 deg.C for 84 min;
step S7, machining: performing finish machining on the appearance size of the hub, machining a PCD hole, machining a gas nozzle hole and processing burrs on the surface of the hub by machining equipment;
step S8, laser coding: coding the hub by a laser coder;
step S9, water milling: controlling the rotating speed of the water mill clamp to be 70 r/min, positively rotating for 3min and negatively rotating for 3min in the cleaning agent, wherein the cleaning agent comprises: 9 parts of sulfonic acid, 3 parts of caustic soda flakes, 3 parts of citric acid, 5 parts of TX emulsifier, 4 parts of sodium dodecyl sulfate, 5 parts of coconut oil fatty acid diethanolamide, 4 parts of oleic acid, 750 parts of high-alumina porcelain beads with the diameter of 3mm and 250 parts of water;
step S10, cleaning: the method comprises the steps of 1 tap water washing, 2 pure water washing, water pressure of 2kg and washing time of 15 minutes;
step S11, packaging finished products;
and step S12, placing/discharging finished products.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The aluminum alloy hub forming equipment is characterized by comprising a spinning machine, a first mechanical arm, a punching machine, a turning platform, a solid melting furnace, a second mechanical arm, a quenching water tank, an aging furnace and a cooling tank, wherein the spinning machine, the first mechanical arm, the punching machine, the turning platform, the solid melting furnace, the second mechanical arm, the quenching water tank, the aging furnace and the cooling tank are arranged along the material advancing direction; a first photoelectric detection switch is arranged at a material inlet of the solid melting furnace, and a second photoelectric detection switch is arranged at a material outlet of the solid melting furnace;
a third photoelectric detection switch is arranged at a material inlet of the aging furnace, and a fourth photoelectric detection switch is arranged at a material outlet of the aging furnace; wherein
When the first photoelectric detection switch detects that the material is in the front of the solid melting furnace, the first manipulator grabs the workpiece and drops the workpiece into the solid melting furnace; when the second photoelectric detection switch detects that the material is at the rear part of the solid melting furnace, the second mechanical arm grabs the workpiece and puts the workpiece into the quenching water tank;
when the third photoelectric detection switch detects that no material exists in the front of the aging furnace, the second manipulator grabs the quenched workpiece and puts the workpiece into the aging furnace; when the fourth photoelectric detection switch detects that materials exist at the rear part of the aging furnace, the first mechanical arm grabs a workpiece and puts the workpiece into the cooling pool.
2. The aluminum alloy hub forming apparatus of claim 1,
the punching machine, the spinning machine, the solid melting furnace, the aging furnace and the cooling pool are positioned at the first manipulator and are positioned in the circumferential direction of the first manipulator; and
the punching machine, the cooling pool, the front part of the solid melting furnace and the rear part of the aging furnace are positioned in the grabbing range of the first mechanical arm.
3. The aluminum alloy hub forming apparatus of claim 2,
an automatic lifting platform is arranged in the quenching water tank, and a workpiece is suitable for being borne on the automatic lifting platform.
4. The working method of the aluminum alloy hub forming equipment is characterized by comprising the following steps of,
step S1, after spinning the hot blank through a spinning machine, grabbing the spun workpiece through a first manipulator and placing the workpiece on a punching machine, and punching the workpiece through the punching machine to form a primary finished material;
step S2, the punched primary material is loaded on a turnover platform through a first manipulator to be turned over, a first photoelectric detection switch in front of a solid melting furnace detects the presence of the material, and the first manipulator loads the material into the solid melting furnace to perform first heat treatment;
step S3, when the second photoelectric detection switch detects that the material exists at the discharge port of the solid melting furnace, the second manipulator grabs the workpiece at the discharge port of the solid melting furnace and puts the workpiece into the quenching tank for second heat treatment;
step S4, when the third photoelectric detection switch detects that the feeding port of the aging furnace is empty, the second manipulator grabs the workpiece in the quenching tank and puts the workpiece into the aging furnace for third heat treatment;
and step S5, when the fourth photoelectric detection switch detects that the material exists at the discharge port of the aging furnace, grabbing the workpiece in the aging furnace by the first manipulator and putting the workpiece into a cooling pool to cool the workpiece.
5. The method for operating an aluminum alloy hub forming apparatus as claimed in claim 4,
in step S1, the spinning thrust of the spinning machine is 55T-65T, and the spinning time is not more than 45S.
6. The method of operating an aluminum alloy hub forming apparatus as claimed in claim 5,
in step S2, 545 ℃ C.. times.110 min was solid-solubilized.
7. The method of operating an aluminum alloy hub forming apparatus as claimed in claim 6,
in step S3, the steel sheet is quenched with water at 70 ℃ for 15 seconds.
8. The method of operating an aluminum alloy hub forming apparatus as claimed in claim 7,
in step S4, aging is performed at 165 ℃ for 84 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110348419.6A CN112719070A (en) | 2021-03-31 | 2021-03-31 | Aluminum alloy hub forming equipment and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110348419.6A CN112719070A (en) | 2021-03-31 | 2021-03-31 | Aluminum alloy hub forming equipment and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112719070A true CN112719070A (en) | 2021-04-30 |
Family
ID=75596227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110348419.6A Pending CN112719070A (en) | 2021-03-31 | 2021-03-31 | Aluminum alloy hub forming equipment and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112719070A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414365A (en) * | 2021-05-14 | 2021-09-21 | 江苏大学 | Aluminum alloy hub blank manufacturing equipment and working method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202640354U (en) * | 2012-07-02 | 2013-01-02 | 江苏天宏机械工业有限公司 | Multi-station mechanical arm carrying mechanism |
| CN104015007A (en) * | 2014-06-13 | 2014-09-03 | 浙江巨科实业有限公司 | Method for manufacturing aluminum alloy hub |
| CN104128743A (en) * | 2014-06-16 | 2014-11-05 | 内蒙古华唐都瑞轮毂有限公司 | Low-pressure cast spinning short process of aluminum alloy hubs |
| CN204194768U (en) * | 2014-08-28 | 2015-03-11 | 浙江跃岭股份有限公司 | Wheel is cast the spinning system of revolving in technology |
| CN205184265U (en) * | 2015-11-30 | 2016-04-27 | 内蒙古华唐伟业再生资源有限公司 | System for be used for producing big minibus passenger train aluminum alloy wheel hub |
| CN108380785A (en) * | 2018-05-04 | 2018-08-10 | 泗阳敏于行精密机械有限公司 | A kind of energy-efficient aluminium alloy wheel hub preparation process and system |
| CN109623286A (en) * | 2019-01-15 | 2019-04-16 | 中信戴卡股份有限公司 | A kind of wheel automation closed die forging production line, production technology and aluminum-alloy wheel |
| CN111790894A (en) * | 2019-04-08 | 2020-10-20 | 巧新科技工业股份有限公司 | Forming method of aluminum alloy cast-forged rim for mobile carrier and casting mold thereof |
-
2021
- 2021-03-31 CN CN202110348419.6A patent/CN112719070A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202640354U (en) * | 2012-07-02 | 2013-01-02 | 江苏天宏机械工业有限公司 | Multi-station mechanical arm carrying mechanism |
| CN104015007A (en) * | 2014-06-13 | 2014-09-03 | 浙江巨科实业有限公司 | Method for manufacturing aluminum alloy hub |
| CN104128743A (en) * | 2014-06-16 | 2014-11-05 | 内蒙古华唐都瑞轮毂有限公司 | Low-pressure cast spinning short process of aluminum alloy hubs |
| CN204194768U (en) * | 2014-08-28 | 2015-03-11 | 浙江跃岭股份有限公司 | Wheel is cast the spinning system of revolving in technology |
| CN205184265U (en) * | 2015-11-30 | 2016-04-27 | 内蒙古华唐伟业再生资源有限公司 | System for be used for producing big minibus passenger train aluminum alloy wheel hub |
| CN108380785A (en) * | 2018-05-04 | 2018-08-10 | 泗阳敏于行精密机械有限公司 | A kind of energy-efficient aluminium alloy wheel hub preparation process and system |
| CN109623286A (en) * | 2019-01-15 | 2019-04-16 | 中信戴卡股份有限公司 | A kind of wheel automation closed die forging production line, production technology and aluminum-alloy wheel |
| CN111790894A (en) * | 2019-04-08 | 2020-10-20 | 巧新科技工业股份有限公司 | Forming method of aluminum alloy cast-forged rim for mobile carrier and casting mold thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414365A (en) * | 2021-05-14 | 2021-09-21 | 江苏大学 | Aluminum alloy hub blank manufacturing equipment and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105312532B (en) | Casting process for producing automobile steering gear shell | |
| CN103341744B (en) | Automotive hub processing method | |
| CN113649415B (en) | Preparation process of high-strength aluminum alloy welding wire | |
| CN109504884B (en) | Multi-element small-quantity high-strength plastic magnesium alloy and large-reduction-quantity short-flow preparation method thereof | |
| CN104128743A (en) | Low-pressure cast spinning short process of aluminum alloy hubs | |
| CN102443725B (en) | High-strength aluminum alloy treated by AlH3 and preparation method of high-strength aluminum alloy | |
| CN112760552B (en) | Production method of steel for tire bead steel wire | |
| CN103266238A (en) | High-zinc-copper alloy cutting bus and processing method thereof | |
| CN103695738A (en) | Production process of aluminium alloy casting rod specially used for rotary-swaged D061 wheel-type automobile hub | |
| CN105063416A (en) | Environmental-friendly economical copper alloy wire and processing method thereof | |
| CN112719070A (en) | Aluminum alloy hub forming equipment and working method thereof | |
| CN102796926A (en) | High-strength aluminum alloy round pipe and manufacturing method thereof | |
| CN102689161A (en) | Liquid die-forging and rolling combined forming method for 7075 aluminum alloy irregular-section large-size annular piece | |
| CN103131948A (en) | Preparation method of high-strength T-shaped bolt | |
| CN112605353A (en) | Ultra-large vertical continuous casting billet and production method thereof, and forging and production method thereof | |
| CN105220067A (en) | The resonant rod of the radio-frequency (RF) device production method of invar cold-heading silk | |
| CN106636785B (en) | Preparation material and preparation method of high-strength aluminum alloy thick plate for forging hub | |
| CN105316575A (en) | Cold-heading wire for resonance rod and production method thereof | |
| CN101530899B (en) | Method for manufacturing bearing ring by adopting centrifugal casting technique | |
| CN108330358A (en) | A kind of anticorrosion aluminium | |
| CN103128248B (en) | Semisolid centrifugal separating casting ball grinding process, process device and ball casting machine | |
| CN116463519A (en) | Aluminum alloy smelting process | |
| CN113414365A (en) | Aluminum alloy hub blank manufacturing equipment and working method thereof | |
| CN110814245B (en) | Forging method of aluminum alloy forging | |
| CN102909527A (en) | Technological process for performing continuous casting-rolling formation on 42CrMo steel ring piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210430 |