CN207227496U - The equipment of a set of heat treatment wheel hub - Google Patents
The equipment of a set of heat treatment wheel hub Download PDFInfo
- Publication number
- CN207227496U CN207227496U CN201721082743.3U CN201721082743U CN207227496U CN 207227496 U CN207227496 U CN 207227496U CN 201721082743 U CN201721082743 U CN 201721082743U CN 207227496 U CN207227496 U CN 207227496U
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- wheel hub
- heat treatment
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Abstract
The equipment of a set of heat treatment wheel hub, including solid solution furnace, hardening pond, aging furnace, solid solution furnace, hardening pond, the conveyer belt of aging furnace are sequentially passed through, wherein, conveyer belt is equipped with wheel hub positioning component.The equipment of heat treatment wheel hub described in the utility model, it effectively reduces the heat treatment time of aluminium alloy wheel hub, improve production efficiency, the uniformity and stability of wheel hub quality are good, mechanical performance and mechanical property are good, the degree of automation for improving operation is high, the labor intensity of worker is reduced, reduces the consumption of the energy.
Description
Technical field
It the utility model is related to motor vehicle components processing technique field, and in particular to the production and processing of wheel hub.
Background technology
Aluminium alloy is a kind of structural metallic materials of low-density, its specific strength, specific modulus are high, and machining property is excellent,
There are preferable corrosion resisting property, excellent damping property and machinability, and certain impact shock load can be born, use
Aluminium alloy can reduce the dead weight of product, reduce machining energy, reduce energy consumption.Lightweight and energy-saving ring with motorcycle
The requirement of guarantor, more and more motorcycles have taken aluminium alloy wheel hub as standard configuration.Due to aluminium alloy castings mechanics itself
Performance and machinability there are it is certain the drawbacks of, in order to improve the mechanical property of aluminium alloy, strengthen corrosion resistance, improve
Processing type energy, obtains the stability of size, and aluminium alloy castings has to make its correlated performance meet requirement through Overheating Treatment.
The technique productions of suitable sand-cast are continued to use in aluminium alloy wheel hub production industry at present, technology mode uses material frame collection
Middle heating, since its shove charge product is more, the process time is longer, and in mass production, the even grade of uneven heating can all influence
The uniformity of product quality, and using T6 heat treatment standard technologies, be shown in Table 1, as can be seen from Table 1 existing heat treatment work
Processing time more than when skill T6 needs cost at least 10 small, since time-consuming, production efficiency is not only reduced, is also resulted in huge
Energy consumption.
1 country variant cast aluminium alloy gold T6 of table is heat-treated standard technology
Chinese patent CN101880844A discloses a kind of heat treatment process of ZL 101 A aluminium alloy for automobile wheel hub, including
Following steps：As cast condition blank enters solution treatment under Solution Treatment Furnace heating, solid solubility temperature, goes out Solution Treatment Furnace quenching treatment, casting
State blank enters aging oven heating, ageing treatment under aging temp, go out aging oven after cool down in air dielectric, it is described solid
Molten treatment temperature is 525-550 DEG C, and solution treatment soaking time is 60-120 minutes；The aging temperature is 165-180
DEG C, ageing treatment soaking time is 90-180 minutes；Compared with traditional T6 techniques, which shorten the time of heat treatment, reduce
Energy consumption.Although T6 processing of the heat treatment time of the patent than current national Specification has been reduced, its product matter
The uniformity and stability of amount are more undesirable.
Utility model content
The technical problem that the utility model is solved：How heat treatment process improves the quality of wheel hub.
In order to solve the above technical problems, the utility model provides following technical solution：The equipment of a set of heat treatment wheel hub, bag
Include solid solution furnace, hardening pond, aging furnace, sequentially pass through solid solution furnace, hardening pond, the conveyer belt of aging furnace, conveyer belt is equipped with wheel hub
Positioning component, the wheel hub positioning component include setting centralized positioning column on the conveyor belt, are set on centralized positioning column
Wheel hub locating piece, wheel hub locating piece are equipped with the tapered portion that can coordinate with hub centre axis hole.
Above-mentioned technical proposal change the prior art wheel hub is in high volume concentrated to the mode to frame up, using small batch continous way into
The mode of stove so that product heating is quick, and thermal field is stablized, and grain refining effect is uniform, and the uniformity of wheel hub quality is good.Specifically
Ground, under the conveying of conveyer belt, wheel hub sequentially enters solid solution furnace, hardening pond, aging furnace, completes the heat treatment process of wheel hub.Its
In, the central shaft hole of wheel hub is set on centralized positioning column, and is positioned by the tapered portion of wheel hub locating piece, the tapered portion top pressure
The end of arbor hole in the hub.
The solid solution furnace have heating and heat insulation function, solid solution furnace can in 60~90 minutes by wheel hub temperature equably
545~555 DEG C are risen to, and keeps the temperature 10~30 minutes.With prior heat treatment process in 90~120 minutes by wheel hub temperature
Rise to 530~540 DEG C, insulation compare within 270~330 minutes, improve solid solubility temperature, shorten solid solution heating and solid solution insulation
Time, i.e., be greatly shortened the time of heat treatment process with isothermal treatment for short time by being rapidly heated, improve production efficiency, improve
The mechanical performance of wheel hub, more traditional heat treatment process (T6) used so that wheel hub can elevating mechanism intensity in a short time
And mechanical property, wheel hub quality stability are good；And traditional coal gas or diesel heating mode are substituted by high-frequency heating, reduce
The heating-up time of wheel hub, is quickly heated to rational processing range by wheel hub, reduces the waste of the energy.
The first high frequency induction heater for being heated to the wheel hub is provided with the solid solution furnace.
Water temperature in hardening pond is 70~90 DEG C, and hardening is provided with water circle device in pond.Hardening pool inner water circulator
Setting the water in the hardening pond can be made to be in flow regime, even water temperature, so that hub surface does not form gas
The chance of capsule, keeps certain cooling velocity, it is ensured that hardening effect.
There is the aging furnace heating and heat insulation function, aging furnace can equably rise wheel hub temperature in 40 minutes
To 170~180 DEG C, and keep the temperature 60~90 minutes.In this way, wheel hub in the ageing treatment stage, improves aging temperature, reduces
Timeliness soaking time, improves production efficiency.
The second high frequency induction heater for being heated to the wheel hub is provided with the aging furnace.
The wheel hub positioning component, which further includes, to be set on the conveyor belt and is located at the fixed vertical plate of centralized positioning column side, connects
The connection of the connecting rod of cock wheel hub locating piece and fixed vertical plate, connecting rod and wheel hub locating piece, fixed vertical plate is to be detachably connected.
In operation, wheel hub level is set on centralized positioning column, and fixed vertical plate is located at the outside of wheel hub external peripheral surface, in centralized positioning
It is arranged wheel hub locating piece on column, the top of the arbor hole in the hub of the tapered portion top pressure on wheel hub locating piece；Afterwards, connecting rod connects
Cock wheel hub locating piece and fixed vertical plate, connecting rod are horizontally disposed with, and wheel hub locating piece is connected bar positioning, and then, wheel hub is positioned.
The equipment of heat treatment wheel hub described in the utility model, it effectively reduces the heat treatment time of aluminium alloy wheel hub,
Improve production efficiency, the uniformity and stability of wheel hub quality are good, mechanical performance and mechanical property are good, improve operation from
Dynamicization degree is high, reduces the labor intensity of worker, reduces the consumption of the energy.
Brief description of the drawings
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is the schematic diagram of the equipment of a set of heat treatment wheel hub；
Fig. 2 is the schematic diagram of wheel hub positioning component 50 on conveyer belt 10；
Fig. 3 is the schematic diagram of wheel hub locating piece 52.
Symbol description in figure：
10th, conveyer belt；
20th, solid solution furnace；
30th, hardening pond；
40th, aging furnace；
50th, wheel hub positioning component；51st, centralized positioning column；52nd, wheel hub locating piece；520th, tapered portion；531st, the first fixation is perpendicular
Plate；532nd, the second fixed vertical plate；541st, head rod；542nd, the second connecting rod；55th, nut；
60th, wheel hub；600th, hub centre axis hole.
Embodiment
Such as Fig. 1, the equipment of a set of heat treatment wheel hub, including solid solution furnace 20, hardening pond 30, aging furnace 40, sequentially pass through it is solid
Molten stove, hardening pond, the conveyer belt 10 of aging furnace, conveyer belt are equipped with wheel hub positioning component 50.
With reference to figure 2, Fig. 3, the wheel hub positioning component 50 includes setting centralized positioning column 51 on the conveyor belt, is set in
Wheel hub locating piece 52 on centralized positioning column, be arranged on conveyer belt 10 and positioned at the fixed vertical plate of 51 side of centralized positioning column
53rd, the connecting rod of wheel hub locating piece 52 and fixed vertical plate is connected, wheel hub locating piece is equipped with what can be coordinated with hub centre axis hole
Tapered portion 520.
In wheel hub positioning component 50, the quantity of fixed vertical plate 53 is two pieces, respectively positioned at the left side of centralized positioning column
First fixed vertical plate 531, the second fixed vertical plate 532 positioned at the right side of centralized positioning column, open up strip in any fixed vertical plate
The perpendicular vertical through hole of shape.The connecting rod for connecting wheel hub locating piece 52 and the first fixed vertical plate is head rod 541, connects wheel hub
The connecting rod of 52 and second fixed vertical plate of locating piece is the second connecting rod 542, and the both ends of any connecting rod are equipped with external screw thread, wheel hub
Threaded hole is opened up at left and right sides of locating piece.The right end of head rod is spirally connected with wheel hub locating piece, and head rod left end is worn
The perpendicular vertical through hole of the first fixed vertical plate is crossed, the left end of head rod is bolted with a pair of of nut 55, and a pair of of nut clamps first
Fixed vertical plate.The left end of second connecting rod is spirally connected with wheel hub locating piece, and the second connecting rod right end is erected through the second fixed vertical plate
Vertical through hole, the right end of the second connecting rod are bolted with a pair of of nut, this clamps the second fixed vertical plate to nut.
In wheel hub positioning component 50, the bottom of wheel hub locating piece 52 is equipped with tapered portion, also is provided with the top of wheel hub locating piece
Tapered portion, whole wheel hub locating piece are in upper and lower symmetrical structure.The wheel hub of the tapered portion top pressure of wheel hub locating piece bottom thereunder
On, on the wheel hub of the tapered portion side of being supported at the top of wheel hub locating piece, in this way, some wheels can be arranged on centralized positioning column 51
Hub locating piece 52, to position some wheel hubs, some wheel hubs are in upper and lower overlaying state.One is separated between upper and lower two adjacent two wheel hubs
Wheel hub locating piece 52, some hub surfaces can be comprehensively heat-treated.Wherein, each wheel hub locating piece is configured with the first company
Extension bar and the second connecting rod.
Process of thermal treatment, bag are carried out to aluminium alloy wheel hub using the equipment of a set of heat treatment wheel hub described in the utility model
Include following steps：Step 1, wheel hub is sent into solid solution furnace 20 by small lot continuous feed mode；Step 2, using described solid
Wheel hub temperature was equably risen to 545~555 DEG C by molten stove 20 in 60~90 minutes, and kept the temperature 10~30 minutes；Step 3,
Wheel hub after 20 solution treatment of solid solution furnace was completely immersed in 20 seconds in the hardening pond 30 that water temperature is 70~90 DEG C；Step
Rapid four, the wheel hub after hardening is handled is sent into aging furnace 40, wheel hub temperature is equably risen to 170 in 40 minutes~
180 DEG C, and keep the temperature 60~90 minutes；Step 5, sends out the aging furnace 40, the step 1 is extremely by the wheel hub after ageing treatment
Wheel hub in step 5 is conveyed by conveyer belt 10, realizes automated production, reduces the labor intensity of worker.
Small lot continuous feed mode in the step 1 refers specifically to every station and places wheel hub four, by pitch time into
Enter the solid solution furnace 20, the pitch time depending on the condition of production of factory, the small lot continous way of the utility model into
The mode of stove, can be so that product heating be quick, and thermal field is stablized, and grain refining effect is uniform, and the uniformity of wheel hub quality is good.It is described
The high frequency induction heater for being heated to the wheel hub is provided with solid solution furnace 20；Use is provided with the aging furnace 40
In the high frequency induction heater heated to the wheel hub.The solid solution furnace 20 and the aging furnace 40 pass through high-frequency heating skill
Art heats wheel hub, instead of traditional coal gas or diesel heating mode, and wheel hub quickly is heated to rational technique model
Enclose, reduce product heating-up time and energy consumption, improve production efficiency.It is shown in Table 2, it is described solid in the solution treatment stage
Molten stove 20 is shorten to 60~90 minutes by using high-frequency heating technology by the heating-up time is dissolved, so as to reduce to a certain extent
The heat treatment time of wheel hub.
It is shown in Table 2, in the present embodiment, the solid solution temperature in solution treatment stage is 545~555 DEG C, solid solution heating
Time is 60~90 minutes, and solid solution soaking time is 10~30 minutes, and during solution treatment, aluminium alloy wheel hub is heated to as far as possible
High temperature, and the regular hour is kept at such a temperature, solid solution temperature is higher, and aluminum alloy materials are closer to solidus temperature
Degree, then the effect of solution treatment is better.Solution treatment can change the form of Eutectic Silicon in Al-Si Cast Alloys in as-cast structure, and silicon mutually has a slow ball
The process changed and be constantly roughened, this process strengthen with the raising of solid solution temperature.Since solid solution temperature is to silicon
The influence of phase morphology is more much bigger than the influence of soaking time, is found by referring to correlation theory and experiment, and 555 DEG C keep the temperature 60 points
Silicon phase morphology after clock be equal to 540 DEG C insulation 200 minutes after form, the utility model by improving solid solution temperature,
Solid solution soaking time is reduced to reduce the time of the heat treatment process of wheel hub, while improves the mechanical performance and mechanics of wheel hub again
Performance, the stability of wheel hub quality are good.
Water temperature during wheel hub hardening is typically chosen in 70~90 DEG C, and the state of water also has one to the mechanical performance of wheel hub
It is fixing to ring, this is because water temperature raises during wheel hub hardening, workpiece surface locally water possibility increase, once balloon-shaped
Into cooling rate is just obvious to be reduced, this can cause the mechanical performance of wheel hub to reduce, and in the present embodiment, be provided with the hardening pond 30
Water circle device, the water circle device enable to the water in the hardening pond to be in flow regime, even water temperature, so that
The chance that hub surface does not form air bag is obtained, keeps certain cooling velocity, it is ensured that the effect of hardening.In the present embodiment, quench
Water transfer time is less than 20 seconds, this is because hardening transfer time length can make intensified element diffusional precipitation and drop low-alloyed mechanics
Performance, so transfer time is more short better.
In present embodiment, aging temperature is higher than prior heat treatment process (T6), this is because when higher
At a temperature of effect, yield strength is improved with the increase of aging time, and elongation percentage can then reduce, hardness rise.When opposite relatively low
Effect temperature and it is shorter when time for imitating, yield strength can relatively low, and elongation percentage raises, hardness reduction.The utility model is by carrying
High aging temperature, reduce timeliness soaking time to ensure the hardness of wheel hub.
2 new process of table and prior heat treatment process (T6)
When the utility model is effectively reduced the heat treatment of aluminium alloy wheel hub compared with traditional heat treatment process (T6)
Between, improve production efficiency, and the uniformity of wheel hub quality and stability is good, mechanical performance and mechanical property are good, improve work
The degree of automation of industry is high, reduces the labor intensity of worker, reduces the consumption of the energy.
Above content is only the better embodiment of the utility model, for those of ordinary skill in the art, according to this
The thought of utility model, there will be changes, this specification content should not be understood in specific embodiments and applications
For the limitation to the utility model.
Claims (8)
1. the equipment of a set of heat treatment wheel hub, including solid solution furnace (20), hardening pond (30), aging furnace (40), sequentially pass through solid solution
Stove, hardening pond, the conveyer belt (10) of aging furnace, it is characterised in that：Conveyer belt is equipped with wheel hub positioning component (50), the wheel hub
Positioning component includes setting centralized positioning column (51) on the conveyor belt, the wheel hub locating piece being set on centralized positioning column
(52), wheel hub locating piece is equipped with the tapered portion that can coordinate with hub centre axis hole.
2. the equipment of a set of heat treatment wheel hub as claimed in claim 1, it is characterised in that：The solid solution furnace (20) has heating
And heat insulation function, wheel hub temperature can equably be risen to 545~555 DEG C by solid solution furnace in 60~90 minutes, and keep the temperature 10
~30 minutes.
3. the equipment of a set of heat treatment wheel hub as claimed in claim 2, it is characterised in that：It is provided with the solid solution furnace (20)
For the first high frequency induction heater heated to the wheel hub.
4. the equipment of a set of heat treatment wheel hub as claimed in claim 1, it is characterised in that：Water temperature in hardening pond (30) is 70
~90 DEG C.
5. the equipment of a set of heat treatment wheel hub as claimed in claim 4, it is characterised in that：It is provided with the hardening pond (30)
Water circle device.
6. the equipment of a set of heat treatment wheel hub as claimed in claim 1, it is characterised in that：The aging furnace (40) has heating
And heat insulation function, wheel hub temperature can equably be risen to 170~180 DEG C by aging furnace in 40 minutes, and keep the temperature 60~90
Minute.
7. the equipment of a set of heat treatment wheel hub as claimed in claim 6, it is characterised in that：It is provided with the aging furnace (40)
For the second high frequency induction heater heated to the wheel hub.
8. the equipment of a set of heat treatment wheel hub as claimed in claim 1, it is characterised in that：The wheel hub positioning component (50) is also
Including be arranged on conveyer belt (10) and fixed vertical plate positioned at centralized positioning column (51) side, connection wheel hub locating piece (52) and
The connection of the connecting rod of fixed vertical plate, connecting rod and wheel hub locating piece, fixed vertical plate is to be detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721082743.3U CN207227496U (en) | 2017-08-28 | 2017-08-28 | The equipment of a set of heat treatment wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721082743.3U CN207227496U (en) | 2017-08-28 | 2017-08-28 | The equipment of a set of heat treatment wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207227496U true CN207227496U (en) | 2018-04-13 |
Family
ID=61859361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721082743.3U Expired - Fee Related CN207227496U (en) | 2017-08-28 | 2017-08-28 | The equipment of a set of heat treatment wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207227496U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408764A (en) * | 2019-08-05 | 2019-11-05 | 镇江裕久智能装备股份有限公司 | A kind of high performance corrosion-proof chain type heat processing furnace |
| CN110951951A (en) * | 2019-12-31 | 2020-04-03 | 太原重工轨道交通设备有限公司 | Immersion quenching apparatus and method |
-
2017
- 2017-08-28 CN CN201721082743.3U patent/CN207227496U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408764A (en) * | 2019-08-05 | 2019-11-05 | 镇江裕久智能装备股份有限公司 | A kind of high performance corrosion-proof chain type heat processing furnace |
| CN110951951A (en) * | 2019-12-31 | 2020-04-03 | 太原重工轨道交通设备有限公司 | Immersion quenching apparatus and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 |