CN105936984A - Car hub - Google Patents
Car hub Download PDFInfo
- Publication number
- CN105936984A CN105936984A CN201610477020.7A CN201610477020A CN105936984A CN 105936984 A CN105936984 A CN 105936984A CN 201610477020 A CN201610477020 A CN 201610477020A CN 105936984 A CN105936984 A CN 105936984A
- Authority
- CN
- China
- Prior art keywords
- nickel
- spoke
- afterwards
- nickel alloy
- wheel rim
- 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.)
- Granted
Links
- 229910000990 Ni alloy Inorganic materials 0.000 claims abstract description 65
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 28
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 22
- 238000009713 electroplating Methods 0.000 claims abstract description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 39
- 238000009987 spinning Methods 0.000 claims description 31
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000005242 forging Methods 0.000 claims description 16
- 239000000956 alloy Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 claims description 13
- 239000005695 Ammonium acetate Substances 0.000 claims description 13
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 13
- 229940043376 ammonium acetate Drugs 0.000 claims description 13
- 235000019257 ammonium acetate Nutrition 0.000 claims description 13
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 13
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 13
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims description 13
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims description 13
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 claims description 13
- 239000001508 potassium citrate Substances 0.000 claims description 13
- 229960002635 potassium citrate Drugs 0.000 claims description 13
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical compound [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 claims description 13
- 235000011082 potassium citrates Nutrition 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000014759 maintenance of location Effects 0.000 claims description 7
- 238000010791 quenching Methods 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/05—Alloys based on copper with manganese as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/06—Wheels with compression spokes
- B60B1/14—Attaching spokes to rim or hub
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
- B60B3/10—Disc wheels, i.e. wheels with load-supporting disc body apertured to simulate spoked wheels
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
- C25D5/50—After-treatment of electroplated surfaces by heat-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/202—Shaping by casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/204—Shaping by moulding, e.g. injection moulding, i.e. casting of plastics material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/208—Shaping by forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/214—Shaping by extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/60—Surface treatment; After treatment
- B60B2310/621—Electro-chemical processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2360/00—Materials; Physical forms thereof
- B60B2360/10—Metallic materials
- B60B2360/109—Bronze
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/111—Weight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/113—Production or maintenance time
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/311—Rigidity or stiffness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/321—Lifetime
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/513—Cooling, e.g. of brakes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Forging (AREA)
- Chemically Coating (AREA)
- Electroplating Methods And Accessories (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a car hub. The car hub comprises a detachable copper alloy spoke and a nickel alloy rim; the spoke includes multiple spoke bars radiatively dispersed and uniformly distributed; a center hole is formed in the center of the spoke; multiple mounting holes are uniformly distributed around the center hole; the outer ends of the spoke bars are detachably connected with the outer side end surface of the rim; and the surface of the rim is coated with a nickel electroplating layer. The hub adopts the detachable copper alloy spoke and the nickel alloy rim, so that the repair and the replacement are convenient and simple; the spoke adopts a copper alloy to guarantee the strength and lighter weight of the hub; through two times of hot mold pressing, the manufacturing precision is higher; the deformation is low in high-speed rotation; the tire rolling resistance is relieved; and the oil consumption is reduced.
Description
Technical field
The present invention relates to a kind of car hub, belongs to car wheel component technology field.
Background technology
Car hub is an important component part of car parts, is the position of wheel center installation axletree, is even
Connecing the important spare part of brake disc, wheel disc and semiaxis, car hub is high-speed cruising at work, so strong to wheel hub
Degree etc. has the highest requirement, existing wheel hub mostly to use vertical bar spoke, the shortcoming of vertical bar spoke to be that installation strength is poor, becomes
This is higher.
Summary of the invention
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in spoke
Penetrating and dissipate equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, spoke
The dismountable connection in outer end wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8-9, Co 5-6, Zn 2-3, Bi 0.8-0.9, V
0.5-0.6, Ti 0.3-0.4, Al 0.2-0.3, In 0.06-0.07, Ga 0.08-0.09, W 0.04-
0.05, Nb 0.04-0.05, surplus is Cu, by copper alloy melt, be incubated 20 minutes, rear mold preheat；Cast,
Form spoke crude green body, at about 520-530 DEG C after casting, be incubated 1 hour, process centre bore and installing hole after cooling, afterwards
Quenching after workpiece heat is incubated 15 minutes to about 790-800 DEG C, workpiece is reheated to 420-430 DEG C, insulation 2 is little
Time,
Nickel alloy wheel rim element mass percent consists of: Mn 4-5, Co 3-4, Nb 1-2, Mo 0.7-0.8, Mg
0.4-0.5, Si 0.3-0.4, Zr 0.2-0.3, Bi 0.07-0.08, Cd 0.05-0.06, C 0.04-
0.05, Ti 0.02-0.03, surplus is Ni, and needed for nickel alloy wheel rim, nickel alloy is got the raw materials ready, and is heated by nickel alloy material base
Forge under the forging press of 600 tons to 1100-1110 DEG C；Temperature is squeezed after controlling to be incubated 15 minutes at 980-990 DEG C afterwards
Pressure, afterwards at 790-800 DEG C, is incubated 2 hours, puts into and carry out enlarging on belling press, carry out spinning afterwards on spinning machine
Processing, the first passage spinning temperature is maintained at 950-960 DEG C；The speed of mainshaft reaches 2.5 turns/s, feed ratio 0.7mm/r, the second passage
Spinning temperature is maintained at 900-910 DEG C；The speed of mainshaft reaches 1.9 turns/s, feed ratio 0.9mm/r, and the 3rd passage spinning temperature keeps
At 830-840 DEG C；The speed of mainshaft reaches 1.4 turns/s, feed ratio 1.2mm/r, afterwards to after rim surface pretreatment at electronickelling liquid
In carry out electronickelling, electro-nickel process: control temperature be 30 DEG C, electric current density is 3A/dm2, and electroplating time is 90min, plating
Nickel liquid consists of: solvent is water, nickel sulfate 20-30g/L, nickel nitrate 10-20g/L, Nickel dichloride. 10-11g/L, ammonium sulfate 3g/L,
Ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, afterwards in the hot water of 35 DEG C, rinse 40s,
Heat treatment in putting into heating furnace afterwards, temperature controls at 45 DEG C, temperature retention time 8min, rises high-temperature afterwards to 50 DEG C of heat treatments
12min。
Described a kind of car hub, the volume of nickel alloy blank is got the raw materials ready, by nickel alloy material needed for nickel alloy wheel rim
Base is heated to 1100 DEG C and forges under the forging press of 600 tons；Temperature extrudes after controlling to be incubated 15 minutes at 980 DEG C afterwards.
Described a kind of car hub, the volume of nickel alloy blank is got the raw materials ready, by nickel alloy material needed for nickel alloy wheel rim
Base is heated to 1110 DEG C and forges under the forging press of 600 tons；Temperature extrudes after controlling to be incubated 15 minutes at 990 DEG C afterwards.
Described a kind of car hub, the volume of nickel alloy blank is got the raw materials ready, by nickel alloy material needed for nickel alloy wheel rim
Base is heated to 1105 DEG C and forges under the forging press of 600 tons；Temperature extrudes after controlling to be incubated 15 minutes at 985 DEG C afterwards.
Described a kind of car hub, nickel alloy wheel rim is elementary composition is: Mn 4, Co 3, Nb 1, Mo
0.7, Mg 0.4, Si 0.3, Zr 0.2, Bi 0.07, Cd 0.05, C 0.04, Ti 0.02, surplus
For Ni.
Described a kind of car hub, nickel alloy wheel rim is elementary composition is: Mn 5, Co 4, Nb 2, Mo
0.8, Mg 0.5, Si 0.4, Zr 0.3, Bi 0.08, Cd 0.06, C 0.05, Ti 0.03, surplus
For Ni.
Described a kind of car hub, nickel alloy wheel rim is elementary composition is: Mn 4.5, Co 3.5, Nb 1.5, Mo
0.75, Mg 0.45, Si 0.35, Zr 0.25, Bi 0.075, Cd 0.055, C 0.045, Ti
0.025, surplus is Ni.
Described a kind of car hub, electronickelling liquid consists of: nickel sulfate 20g/L, nickel nitrate 10g/L, Nickel dichloride. 10g/
L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus are water.
Described a kind of car hub, electronickelling liquid consists of: nickel sulfate 30g/L, nickel nitrate 20g/L, Nickel dichloride. 11g/
L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus are water.
Described a kind of car hub, electronickelling liquid consists of: nickel sulfate 25g/L, nickel nitrate 15g/L, Nickel dichloride. 15g/
L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus are water.
The dismountable connection in the outer end wheel rim end face outside of spoke can be detachably screw-type.
Foregoing invention content having the beneficial effects that relative to prior art: 1) the wheel hub of the present invention detachable copper alloy of employing
Spoke and nickel alloy wheel rim make to repair changes simplicity；2) spoke uses copper alloy to ensure the intensity of wheel hub and lighter weight,
Making the accuracy of manufacture higher by twice hot moulding, the deformation when high-speed rotation is little, alleviates tire drag, thus reduces
Oil consumption, 3) wheel rim uses nickel alloy and multi-pass spinning step proof strength, and radiating effect is the best, thus enhance system
Dynamic performance, improve the service life of tire, the effective guarantee safety traffic of automobile；4) rim surface electronickelling and use
Electronickelling liquid ensure that its service life and coating is firmly combined with alloy.
Accompanying drawing explanation
Fig. 1 is wheel hub schematic diagram；
Fig. 2 is spoke schematic diagram.
Detailed description of the invention
In order to the technical characteristic of the present invention, purpose and effect are more clearly understood from, now describe the present invention's in detail
Detailed description of the invention.
A kind of car hub as shown in Figure 1-2, including detachable copper alloy spoke 1 and nickel alloy wheel rim 2, described spoke
Dissipating equally distributed spoke 3 including a plurality of in radiation, spoke centre is provided with centre bore 4, is evenly distributed with many around centre bore
Individual installing hole 5, the dismountable connection in the outer end 6 wheel rim end face outside 7 of spoke, rim surface is coated with electroless nickel layer,
Embodiment 1
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, the outer end of spoke
Dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8, Co 5, Zn 2, Bi 0.8, V 0.5, Ti
0.3, Al 0.2, In 0.06, Ga 0.08, W 0.04, Nb 0.04, surplus is Cu, is melted by copper alloy,
Be incubated 20 minutes, rear mold preheating；Cast, form spoke crude green body, at 520-530 DEG C after casting, be incubated 1 hour, cold
But process centre bore and installing hole after, quench after afterwards workpiece heat being incubated 15 minutes to 790-800 DEG C, by workpiece
It is reheated to 420-430 DEG C, is incubated 2 hours,
Nickel alloy wheel rim element mass percent consists of: Mn 4, Co 3, Nb 1, Mo 0.7, Mg 0.4, Si
0.3, Zr 0.2, Bi 0.07, Cd 0.05, C 0.04, Ti 0.02, surplus is Ni, needed for nickel alloy wheel rim
Nickel alloy is got the raw materials ready, and nickel alloy material base is heated to 1100-1110 DEG C and forges under the forging press of 600 tons；Temperature control afterwards
Make and extrude after being incubated 15 minutes at 980-990 DEG C, afterwards at 790-800 DEG C, be incubated 2 hours, put on belling press
Carrying out enlarging, carry out rotary pressing processing afterwards on spinning machine, the first passage spinning temperature is maintained at 950-960 DEG C；The speed of mainshaft
Reaching 2.5 turns/s, feed ratio 0.7mm/r, the second passage spinning temperature is maintained at 900-910 DEG C；The speed of mainshaft reaches 1.9 turns/s, enters
Giving ratio 0.9mm/r, the 3rd passage spinning temperature is maintained at 830-840 DEG C；The speed of mainshaft reaches 1.4 turns/s, feed ratio 1.2mm/r,
Afterwards to carrying out electronickelling after rim surface pretreatment in electronickelling liquid, electro-nickel process: controlling temperature is 30 DEG C, and electric current is close
Degree is 3A/dm2, and electroplating time is 90min, and electronickelling liquid consists of: solvent is water, nickel sulfate 20g/L, nickel nitrate 10g/L, chlorine
Change nickel 10g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, exist afterwards
In the hot water of 35 DEG C, rinsing 40s, afterwards heat treatment in putting into heating furnace, temperature controls at 45 DEG C, temperature retention time 8min, it
Rear liter of high-temperature is to 50 DEG C of heat treatment 12min.
Embodiment 2
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, the outer end of spoke
Dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 9, Co 6, Zn 3, Bi 0.9, V 0.6, Ti
0.4, Al 0.3, In 0.07, Ga 0.09, W 0.05, Nb 0.05, surplus is Cu, is melted by copper alloy,
Be incubated 20 minutes, rear mold preheating；Cast, form spoke crude green body, at 520-530 DEG C after casting, be incubated 1 hour, cold
But process centre bore and installing hole after, quench after afterwards workpiece heat being incubated 15 minutes to 790-800 DEG C, by workpiece
It is reheated to 420-430 DEG C, is incubated 2 hours,
Nickel alloy wheel rim element mass percent consists of: Mn 5, Co 4, Nb 2, Mo0.8, Mg 0.5, Si
0.4, Zr 0.3, Bi 0.08, Cd 0.06, C 0.05, Ti 0.03, surplus is Ni, needed for nickel alloy wheel rim
Nickel alloy is got the raw materials ready, and nickel alloy material base is heated to 1100-1110 DEG C and forges under the forging press of 600 tons；Temperature control afterwards
Make and extrude after being incubated 15 minutes at 980-990 DEG C, afterwards at 790-800 DEG C, be incubated 2 hours, put on belling press
Carrying out enlarging, carry out rotary pressing processing afterwards on spinning machine, the first passage spinning temperature is maintained at 950-960 DEG C；The speed of mainshaft
Reaching 2.5 turns/s, feed ratio 0.7mm/r, the second passage spinning temperature is maintained at 900-910 DEG C；The speed of mainshaft reaches 1.9 turns/s, enters
Giving ratio 0.9mm/r, the 3rd passage spinning temperature is maintained at 830-840 DEG C；The speed of mainshaft reaches 1.4 turns/s, feed ratio 1.2mm/r,
Afterwards to carrying out electronickelling after rim surface pretreatment in electronickelling liquid, electro-nickel process: controlling temperature is 30 DEG C, and electric current is close
Degree is 3A/dm2, and electroplating time is 90min, and electronickelling liquid consists of: solvent is water, nickel sulfate 30g/L, nickel nitrate 20g/L, chlorine
Change nickel 11g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, exist afterwards
In the hot water of 35 DEG C, rinsing 40s, afterwards heat treatment in putting into heating furnace, temperature controls at 45 DEG C, temperature retention time 8min, it
Rear liter of high-temperature is to 50 DEG C of heat treatment 12min.
Embodiment 3
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, the outer end of spoke
Dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8.5, Co 5.5, Zn 2.5, Bi 0.85, V
0.55, Ti 0.35, Al 0.25, In 0.065, Ga 0.085, W 0.045, Nb 0.045, surplus is
Cu, by copper alloy melt, be incubated 20 minutes, rear mold preheat；Cast, form spoke crude green body, at 520-530 after casting
DEG C, it is incubated 1 hour, processes centre bore and installing hole after cooling, afterwards workpiece heat is incubated 15 minutes to 790-800 DEG C
Quench afterwards, workpiece be reheated to 420-430 DEG C, be incubated 2 hours,
Nickel alloy wheel rim element mass percent consists of: Mn 4.5, Co 3.5, Nb 1.5, Mo 0.75, Mg
0.45, Si 0.35, Zr 0.25, Bi 0.075, Cd 0.055, C 0.045, Ti 0.025, surplus is
Ni, nickel alloy is got the raw materials ready needed for nickel alloy wheel rim, and nickel alloy material base is heated to the forging press that 1100-1110 DEG C at 600 tons
Lower forging；Temperature extrudes after controlling to be incubated 15 minutes at 980-990 DEG C afterwards, afterwards at 790-800 DEG C, is incubated 2 hours,
Putting into and carry out enlarging on belling press, carry out rotary pressing processing afterwards on spinning machine, the first passage spinning temperature is maintained at
950-960℃；The speed of mainshaft reaches 2.5 turns/s, feed ratio 0.7mm/r, and the second passage spinning temperature is maintained at 900-910 DEG C；Main
1.9 turns/s of axle turn up, feed ratio 0.9mm/r, the 3rd passage spinning temperature is maintained at 830-840 DEG C；The speed of mainshaft reaches 1.4
Turn/s, feed ratio 1.2mm/r, afterwards to carrying out electronickelling after rim surface pretreatment in electronickelling liquid, electro-nickel process: control
Temperature processed is 30 DEG C, and electric current density is 3A/dm2, and electroplating time is 90min, and electronickelling liquid consists of: solvent is water, nickel sulfate
25g/L, nickel nitrate 15g/L, Nickel dichloride. 10.5g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/
L, potassium citrate 3g/L, afterwards in the hot water of 35 DEG C, rinse 40s, afterwards heat treatment in putting into heating furnace, and temperature controls
45 DEG C, temperature retention time 8min, rise high-temperature afterwards to 50 DEG C of heat treatment 12min.
Embodiment 4
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, the outer end of spoke
Dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8.2, Co 5.3, Zn 2.2, Bi 0.83, V
0.54, Ti 0.33, Al 0.22, In 0.061, Ga 0.082, W 0.043, Nb 0.044, surplus is
Cu, by copper alloy melt, be incubated 20 minutes, rear mold preheat；Cast, form spoke crude green body, at 520-530 after casting
DEG C, it is incubated 1 hour, processes centre bore and installing hole after cooling, afterwards workpiece heat is incubated 15 minutes to 790-800 DEG C
Quench afterwards, workpiece be reheated to 420-430 DEG C, be incubated 2 hours,
Nickel alloy wheel rim element mass percent consists of: Mn 4.2, Co 3.1, Nb 1.3, Mo 0.74, Mg
0.43, Si 0.32, Zr 0.21, Bi 0.072, Cd 0.053, C 0.044, Ti 0.026, surplus is
Ni, nickel alloy is got the raw materials ready needed for nickel alloy wheel rim, and nickel alloy material base is heated to the forging press that 1100-1110 DEG C at 600 tons
Lower forging；Temperature extrudes after controlling to be incubated 15 minutes at 980-990 DEG C afterwards, afterwards at 790-800 DEG C, is incubated 2 hours,
Putting into and carry out enlarging on belling press, carry out rotary pressing processing afterwards on spinning machine, the first passage spinning temperature is maintained at
950-960℃；The speed of mainshaft reaches 2.5 turns/s, feed ratio 0.7mm/r, and the second passage spinning temperature is maintained at 900-910 DEG C；Main
1.9 turns/s of axle turn up, feed ratio 0.9mm/r, the 3rd passage spinning temperature is maintained at 830-840 DEG C；The speed of mainshaft reaches 1.4
Turn/s, feed ratio 1.2mm/r, afterwards to carrying out electronickelling after rim surface pretreatment in electronickelling liquid, electro-nickel process: control
Temperature processed is 30 DEG C, and electric current density is 3A/dm2, and electroplating time is 90min, and electronickelling liquid consists of: solvent is water, nickel sulfate
27g/L, nickel nitrate 16g/L, Nickel dichloride. 10.7g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/
L, potassium citrate 3g/L, afterwards in the hot water of 35 DEG C, rinse 40s, afterwards heat treatment in putting into heating furnace, and temperature controls
45 DEG C, temperature retention time 8min, rise high-temperature afterwards to 50 DEG C of heat treatment 12min.
Embodiment 5
A kind of car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole around centre bore, the outer end of spoke
Dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8.7, Co 5.8, Zn 2.9, Bi 0.86, V
0.59, Ti 0.38, Al 0.27, In 0.068, Ga 0.089, W 0.047, Nb 0.046, surplus is
Cu, by copper alloy melt, be incubated 20 minutes, rear mold preheat；Cast, form spoke crude green body, at 520-530 after casting
DEG C, it is incubated 1 hour, processes centre bore and installing hole after cooling, afterwards workpiece heat is incubated 15 minutes to 790-800 DEG C
Quench afterwards, workpiece be reheated to 420-430 DEG C, be incubated 2 hours,
Nickel alloy wheel rim element mass percent consists of: Mn 4.3, Co 3.6, Nb 1.7, Mo 0.76, Mg
0.47, Si 0.38, Zr 0.28, Bi 0.076, Cd 0.057, C 0.048, Ti 0.028, surplus is
Ni, nickel alloy is got the raw materials ready needed for nickel alloy wheel rim, and nickel alloy material base is heated to the forging press that 1100-1110 DEG C at 600 tons
Lower forging；Temperature extrudes after controlling to be incubated 15 minutes at 980-990 DEG C afterwards, afterwards at 790-800 DEG C, is incubated 2 hours,
Putting into and carry out enlarging on belling press, carry out rotary pressing processing afterwards on spinning machine, the first passage spinning temperature is maintained at
950-960℃；The speed of mainshaft reaches 2.5 turns/s, feed ratio 0.7mm/r, and the second passage spinning temperature is maintained at 900-910 DEG C；Main
1.9 turns/s of axle turn up, feed ratio 0.9mm/r, the 3rd passage spinning temperature is maintained at 830-840 DEG C；The speed of mainshaft reaches 1.4
Turn/s, feed ratio 1.2mm/r, afterwards to carrying out electronickelling after rim surface pretreatment in electronickelling liquid, electro-nickel process: control
Temperature processed is 30 DEG C, and electric current density is 3A/dm2, and electroplating time is 90min, and electronickelling liquid consists of: solvent is water, nickel sulfate
26g/L, nickel nitrate 17g/L, Nickel dichloride. 10.8g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/
L, potassium citrate 3g/L, afterwards in the hot water of 35 DEG C, rinse 40s, afterwards heat treatment in putting into heating furnace, and temperature controls
45 DEG C, temperature retention time 8min, rise high-temperature afterwards to 50 DEG C of heat treatment 12min.
Claims (10)
1. a car hub, including detachable copper alloy spoke and nickel alloy wheel rim, described spoke includes a plurality of in radiation
Dissipating equally distributed spoke, spoke centre is provided with centre bore, is evenly distributed with multiple installing hole, outside spoke around centre bore
Holding dismountable connection wheel rim end face outside, rim surface is coated with electroless nickel layer,
Copper alloy spoke element mass percent consists of: Mn 8-9, Co 5-6, Zn 2-3, Bi 0.8-0.9, V
0.5-0.6, Ti 0.3-0.4, Al 0.2-0.3, In 0.06-0.07, Ga 0.08-0.09, W 0.04-
0.05, Nb 0.04-0.05, surplus is Cu, by copper alloy melt, be incubated 20 minutes, rear mold preheat；Cast,
Form spoke crude green body, at about 520-530 DEG C after casting, be incubated 1 hour, process centre bore and installing hole after cooling, afterwards
Quenching after workpiece heat is incubated 15 minutes to about 790-800 DEG C, workpiece is reheated to 420-430 DEG C, insulation 2 is little
Time, obtain copper alloy spoke,
Nickel alloy wheel rim element mass percent consists of: Mn 4-5, Co 3-4, Nb 1-2, Mo 0.7-0.8, Mg
0.4-0.5, Si 0.3-0.4, Zr 0.2-0.3, Bi 0.07-0.08, Cd 0.05-0.06, C 0.04-
0.05, Ti 0.02-0.03, surplus is Ni, and needed for nickel alloy wheel rim, nickel alloy is got the raw materials ready, and is heated by nickel alloy material base
Forge under the forging press of 600 tons to 1100-1110 DEG C；Temperature is squeezed after controlling to be incubated 15 minutes at 980-990 DEG C afterwards
Pressure, afterwards at 790-800 DEG C, is incubated 2 hours, puts into and carry out enlarging on belling press, carry out spinning afterwards on spinning machine
Processing, the first passage spinning temperature is maintained at 950-960 DEG C；The speed of mainshaft reaches 2.5 turns/s, feed ratio 0.7mm/r, the second passage
Spinning temperature is maintained at 900-910 DEG C；The speed of mainshaft reaches 1.9 turns/s, feed ratio 0.9mm/r, and the 3rd passage spinning temperature keeps
At 830-840 DEG C；The speed of mainshaft reaches 1.4 turns/s, feed ratio 1.2mm/r, afterwards to after rim surface pretreatment at electronickelling liquid
In carry out electronickelling, electro-nickel process: control temperature be 30 DEG C, electric current density is 3A/dm2, and electroplating time is 90min, plating
Nickel liquid consists of: solvent is water, nickel sulfate 20-30g/L, nickel nitrate 10-20g/L, Nickel dichloride. 10-11g/L, ammonium sulfate 3g/L,
Ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, afterwards in the hot water of 35 DEG C, rinse 40s,
Heat treatment in putting into heating furnace afterwards, temperature controls at 45 DEG C, temperature retention time 8min, rises high-temperature afterwards to 50 DEG C of heat treatments
12min, obtains nickel alloy wheel rim.
2. needed for a kind of car hub as claimed in claim 1, nickel alloy wheel rim, the volume of nickel alloy blank is got the raw materials ready, will
Nickel alloy material base is heated to 1100 DEG C and forges under the forging press of 600 tons；Afterwards temperature control 980 DEG C insulation 15 minutes laggard
Row extruding.
3. needed for a kind of car hub as claimed in claim 1, nickel alloy wheel rim, the volume of nickel alloy blank is got the raw materials ready, will
Nickel alloy material base is heated to 1110 DEG C and forges under the forging press of 600 tons；Afterwards temperature control 990 DEG C insulation 15 minutes laggard
Row extruding.
4. needed for a kind of car hub as claimed in claim 1, nickel alloy wheel rim, the volume of nickel alloy blank is got the raw materials ready, will
Nickel alloy material base is heated to 1105 DEG C and forges under the forging press of 600 tons；Afterwards temperature control 985 DEG C insulation 15 minutes laggard
Row extruding.
5. a kind of car hub as claimed in claim 1, nickel alloy wheel rim is elementary composition is: Mn 4, Co 3, Nb
1, Mo 0.7, Mg 0.4, Si 0.3, Zr 0.2, Bi 0.07, Cd 0.05, C 0.04, Ti
0.02, surplus is Ni.
6. a kind of car hub as claimed in claim 1, nickel alloy wheel rim is elementary composition is: Mn 5, Co 4, Nb
2, Mo 0.8, Mg 0.5, Si 0.4, Zr 0.3, Bi 0.08, Cd 0.06, C 0.05, Ti
0.03, surplus is Ni.
7. a kind of car hub as claimed in claim 1, nickel alloy wheel rim is elementary composition is: Mn 4.5, Co 3.5,
Nb 1.5, Mo 0.75, Mg 0.45, Si 0.35, Zr 0.25, Bi 0.075, Cd 0.055, C
0.045, Ti 0.025, surplus is Ni.
8. a kind of car hub as claimed in claim 1, electronickelling liquid consists of: nickel sulfate 20g/L, nickel nitrate 10g/L, chlorine
Change nickel 10g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus are
Water.
9. a kind of car hub as claimed in claim 1, electronickelling liquid consists of: nickel sulfate 30g/L, nickel nitrate 20g/L, chlorine
Change nickel 11g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus are
Water.
10. car hub as claimed in claim 1 a kind of, electronickelling liquid consists of: nickel sulfate 25g/L, nickel nitrate 15g/L,
Nickel dichloride. 15g/L, ammonium sulfate 3g/L, ammonium acetate 8g/L, potassium hydroxide 10g/L, aluminum sulfate 5g/L, potassium citrate 3g/L, surplus
For water.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106756209A (en) * | 2016-12-08 | 2017-05-31 | 安徽睿知信信息科技有限公司 | A kind of high intensity wheel hub founding materials and its casting technique |
| CN112171196A (en) * | 2020-09-24 | 2021-01-05 | 长沙戴湘汽配科技有限公司 | Hub production process applying spinning machine |
| CN115194415A (en) * | 2022-08-09 | 2022-10-18 | 中新(重庆)超高强材料研究院有限公司 | Manufacturing method of ultrahigh-strength lightweight commercial vehicle steel wheel |
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| CN103302454A (en) * | 2013-06-09 | 2013-09-18 | 永康市鸿月五金制造厂 | Composite forming method of magnesium alloy hub |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107539014A (en) | 2018-01-05 |
| CN107539014B (en) | 2020-08-28 |
| CN105936984B (en) | 2018-01-23 |
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