CN106498145B - Automobile front axle cooling recirculation system - Google Patents
Automobile front axle cooling recirculation system Download PDFInfo
- Publication number
- CN106498145B CN106498145B CN201611153265.0A CN201611153265A CN106498145B CN 106498145 B CN106498145 B CN 106498145B CN 201611153265 A CN201611153265 A CN 201611153265A CN 106498145 B CN106498145 B CN 106498145B
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- China
- Prior art keywords
- rotating shaft
- quenching
- front axle
- automobile front
- recirculation system
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- 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.)
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Classifications
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- 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
- C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
-
- 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
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
-
- 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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a kind of automobile front axle cooling recirculation system, open quenching tank equipped with quenching liquid, four agitating devices are arranged with the quenching tank both sides, the rotating shaft of the agitating device is provided with impeller and air inlet connecting port, quenching trench bottom is installed with the mozzle with rotating shaft face, the outside of rotating shaft and impeller is set in, the inlet end face and mouth spray end face of mozzle are all under quenching liquid liquid level.Using above structure; each set agitating device and corresponding mozzle correspond to the diverse location of automobile front axle respectively; cooling velocity is controlled by controlled motor respectively; the quenching velocity that can be very good to reach each several part is consistent; protection type inert gas can be passed through from hollow rotating shaft as needed simultaneously; quenching process, which is played, tends to the protective effect of double media; the further progress of control quenching; and quenching quality; extend the service life of automobile front axle; reach the effect of uniform quenching as far as possible, improve quenching efficiency, reduce scrappage.
Description
Technical field
The present invention relates to metal material technical field of heat treatment equipment, and in particular to a kind of automobile front axle cools down cyclic system
System.
Background technology
Quenching is that metal material is heated into a certain temperature, insulation a period of time, then with more than critical cooling rate
A kind of Technology for Heating Processing quickly cooled down, it is therefore an objective to strengthen the mechanical performance of metal material., it is necessary to which metal works are soaked during quenching
Enter in quenching media and quickly cool down.And the workpiece for usually requiring quenching is abnormity, in quenching process, quenching liquid is put the workpiece in
When, because workpiece is irregular, frequently result in that its cooling velocity is inconsistent, differ so as to the quenching performance level of each several part, quench
Fire is second-rate, easily occurs because distorsion during quenching, situations such as ftractureing, scrapping caused by inhomogeneous cooling is even, quenching velocity is slow, leads
Cause quenching efficiency low.With the development of modern automobile industry, heat treatment requirements and the quenching type of cooling are proposed higher
It is required that.The quenching heat treatment of past automobile front axle often occurs that hardness is uneven, and metallographic structure is unqualified, and preceding shaft distortion is big, warp
Often there is the situation of hardening flaw, produce substantial amounts of substandard product, the life-span to automobile front axle brings very big influence, makes vapour
The life-span of Chinese herbaceous peony axle is substantially reduced, and manufacturing cost is added to automobile production industry.
The content of the invention
To solve above technical problem, ensure quenching quality efficiency, reduce cost depletions, the invention provides a kind of automobile
Front axle cooling recirculation system.
Technical scheme is as follows:
A kind of automobile front axle cooling recirculation system, include the quenching tank of open topped, quenching liquid contained in the quenching tank,
Its requirement is arranged with four agitating devices in quenching tank both sides;
The agitating device includes pedestal and the first support and second support that are vertically arranged along the base length direction,
The pedestal is installed in the lateral margin of quenching tank, and motor is installed with the first support, and vertical be provided with turns in the second support
Axle, the rotating shaft are rotatably arranged on the side of second support by upper and lower two rolling bearing pedestals, and positioned at the spacious of quenching tank
Above mouthful, cylindrical hole self-aligning bearing is equipped with two rolling bearing pedestals, two rolling bearing pedestals are installed in second support
On, connected between the motor and rotating shaft by belt gear;
The power transmission shaft of the motor is vertical upward, is provided with small belt pulley, the upper end of the rotating shaft is installed with great Pi
Belt wheel, the upper end end of the rotating shaft, which is provided with, locks anti-blocking bolt, prevents rotating shaft from being fallen off with big belt pulley, the small belt pulley
With big belt pulley same plane, both are rotatablely connected by V-belt;
The place of positive countershaft sets open-work on the pedestal, and the rotating shaft extends downwardly through the open-work, and the rotating shaft is worn
Cross on one section of the open-work is carried out circumferential solid at least provided with two impellers, two impellers by flat key and the rotating shaft
Fixed, its underpart is equipped with clamping screw, prevents impeller from axially coming off, and the passage run through is set inside the rotating shaft, and the locking is anti-
The stifled hollow passage with inside the rotating shaft of bolt connects, and its top is provided with air inlet connecting port, and the rotating shaft bottom is provided with jet
Mouthful;
The rotating shaft bottom is stretched into quenching liquid, and two impellers are respectively positioned under quenching liquid liquid level, quenches trench bottom
Positive countershaft is installed with four mozzles one-to-one with the rotating shaft, and described mozzle one end extends straight up to be set in
Corresponding rotating shaft and the outside of impeller, the end upwardly extended is open to form inlet, and end face is located under the liquid level of quenching liquid, and four
Mouth spray is formed upward vertically after the other end bending of the individual mozzle, and the upper surface of four mouth sprays flushes and is less than
The end face of inlet, four mouth sprays are in same sectional elevation.
, can with mozzle cooperation by covering agitating device when carrying out Quenching Treatment to workpiece using above structure more
The quenching liquid fluidised form flow velocity of each several part of quenching tank is done and is relatively accurately controlled, advance to perfect order is done to quenching liquid, each set stirs
The diverse location that device corresponds to automobile front axle respectively is mixed, then cooling velocity is controlled by controlled motor respectively, can be very good
It is consistent to reach the speed of each several part, meanwhile, protection type inert gas can be passed through from hollow rotating shaft as needed, to quenching
Process plays the protective effect for tending to double media, further the progress of control quenching, and quenching quality, and it is equal to reach quenching as far as possible
Even effect, quenching efficiency is improved, reduce scrappage.
As preferred:The quenching trench bottom is provided with inclined bottom plate, the bottom plate low side and the quenching tank end of its face
Gap is left between wall, the mozzle is installed in the baseplate zone.Using result above, quenched above baseplate zone
During operation, the debris such as oxide skin or type sand on quenching part sinks naturally, drops on bottom plate, because bottom plate is obliquely installed, then oxygen
Change skin or type sand debris be deposited in the clearance space between bottom plate and the quenching trough end wall of its face diagonally downward along bottom plate,
Be advantageous to the cleaning of quenching tank, and clearance space relative closure, be advantageous to keep the degree of purity of quenching liquid.
As preferred:The bottom of bottom plate low side is provided with tap hole described in the quenching trough end wall face.Set at the position
Tap hole, when discharging quenching liquid, it is easier to the debris such as the oxide skin of bottom accumulation or type sand are carried and discharged together, are conveniently quenched
The cleaning of fiery groove.
As preferred:The motor is triphase AC variable frequency speed-regulating asynchronous motor.It is more beneficial for pair using such a motor
The rotational speed optimization control of rotating shaft, so as to accurately control the fluidised form of quenching liquid.
As preferred:The first support is fixed on pedestal by foundation bolt, and the first support is provided with ribs
Plate.Using above structure, add the stability of first support because motor is arranged in first support, its rock it is bigger,
The stability of first support is higher, and advantageously reduce rotating shaft rocks offset.
As preferred:The rotating shaft is expansion link rotating shaft.Using the rotating shaft of Telescopic rod structure, allow rotating shaft according to quenching
Its length is adjusted in the depth of liquid, is practically applicable to further types of quenching tank.
As preferred:It is provided with case outside the belt gear and rotating shaft, the case is by belt gear and position
Rotating shaft and rolling bearing pedestal above pedestal cover.Using above structure, will be covered in the region to run at high speed, favorably
In safe operation, prevent from use, belt occurring and departs from situations such as hurting sb.'s feelings, while also plays the bearing of fixed rotating shaft
Protective effect, extend its service life.
As preferred:The place of face air inlet connecting port is provided with through hole on the case, and the air inlet connecting port prolongs upwards
Stretch from the through hole and stretch out the case.Using above structure, air inlet connecting port stretches out case, facilitate operating personnel by gas pipeline with
It is connected, and without case is removed, improves service speed.
Compared with prior art, the beneficial effects of the utility model are:
Automobile front axle cooling recirculation system provided by the utility model, when to automobile front axle Quenching Treatment, by covering more
Agitating device, which with mozzle coordinates that the quenching liquid fluidised form flow velocity of each several part of quenching tank can be done, to be relatively accurately controlled, right
Quenching liquid does advance to perfect order, each diverse location for covering agitating device and correspond to automobile front axle respectively, then by distinguish controlled motor come
Cooling velocity is controlled, it is consistent to can be very good to reach the quenching velocity of each several part, meanwhile, can be as needed from hollow rotating shaft
In be passed through protection type inert gas, the protective effect for tending to double media is played to quenching process, further the progress of control quenching,
And quenching quality, extend the service life of automobile front axle, reach the effect of uniform quenching as far as possible, improve quenching efficiency, reduce
Scrappage..
Other advantages, target and the feature of the present invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.The target and other advantages of the present invention can be wanted by following specification and right
Book is sought to realize and obtain.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the top view of embodiment illustrated in fig. 1;
Fig. 3 is the front view of agitating device B in Fig. 1;
Fig. 4 is the top view of agitating device B in Fig. 1;
Fig. 5 is type use state diagram of the present invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Referring to figs. 1 to the automobile front axle cooling recirculation system shown in Fig. 4, quenching liquid is contained in the quenching tank A of open topped
80, the quenching tank A both sides are arranged with four agitating device B.
Agitating device B includes pedestal 1 and the first support 10 and second support that are vertically arranged along the length direction of pedestal 1
11, pedestal 1 is installed in quenching tank A lateral margin, and motor 2 is installed with first support 10, rotating shaft is provided with vertically in second support 11
4, the rotating shaft 4 is rotatably arranged on the side of second support 11 by upper and lower two rolling bearing pedestals 5, and is located at quenching tank A
Open top, be equipped with cylindrical hole self-aligning bearing 51 in two rolling bearing pedestals 5, two rolling bearing pedestals 5 are installed in second
On support 11, connected between motor 2 and rotating shaft 4 by belt gear.
The power transmission shaft of motor 2 is vertical upward, is provided with small belt pulley 31, the upper end of rotating shaft 4 is installed with big belt pulley
32, the upper end end of the rotating shaft 4, which is provided with, locks anti-blocking bolt 41, prevents rotating shaft 4 from being fallen off with big belt pulley 32, small belt pulley
31 and the same plane of big belt pulley 32, both are rotatablely connected by V-belt 33.
The place of positive countershaft 4 sets open-work on pedestal 1, and rotating shaft 4 extends downwardly through the open-work, and rotating shaft 4 passes through open-work
At least provided with two impellers 6 on one section, two impellers 6 are carried out circumferentially fixed by flat key with rotating shaft 4, and its underpart is equipped with locking
Bolt 60, prevent impeller 6 from axially coming off, the passage run through set inside rotating shaft 4, lock anti-blocking bolt 41 it is hollow with inside rotating shaft 4
Passage connection, its top is provided with air inlet connecting port 40, and the bottom of rotating shaft 4 is provided with puff prot 42.
The bottom of rotating shaft 4 is stretched into quenching liquid 80, and two impellers 6 are respectively positioned under the liquid level of quenching liquid 80, and quenching tank A bottoms are just
Countershaft 4 is installed with to be extended to be set in correspond to straight up and turns with 4 one-to-one four mozzle C of rotating shaft, mozzle C one end
The outside of axle 4 and impeller 6, the end upwardly extended is open to form inlet 90, and end face is located under the liquid level of quenching liquid 80, and four
It is vertical after individual mozzle C other end bending to form mouth spray 91 upward, the upper surface of four mouth sprays 91 flush and be less than into
The end face of liquid mouth 90, four mouth sprays 91 are in same sectional elevation.
Quenching tank A bottoms are provided with inclined bottom plate 81, between being left between the low side of bottom plate 81 and the quenching tank A end walls of its face
Gap, mozzle C are installed in the region of bottom plate 81, and the bottom of the low side of quenching tank A end wall faces bottom plate 81 is provided with tap hole 82.
Motor 2 is triphase AC variable frequency speed-regulating asynchronous motor in the present embodiment, and rotating shaft 4 is expansion link rotating shaft.
First support 10 is fixed on pedestal 1 by foundation bolt, and the first support 10 is provided with deep floor 101.
Belt gear and the outside of rotating shaft 4 are provided with case 7, and the case 7 is by belt gear and above pedestal 1
Rotating shaft 4 and rolling bearing pedestal 5 cover, the place of face air inlet connecting port 40 is provided with through hole, air inlet connecting port 40 on case 7
Upwardly extend from the through hole and stretch out case 7.
In use, the use state with reference to shown in figure 5, quenching tank A is placed in melt pit F, external air pump E gas outlet
Connected with the air inlet connecting port 40 in rotating shaft 4 by pipeline, start motor 2, the flowing velocity of quenching liquid 80 as needed, pass through
Controlling organization presets the rotational frequency of each motor 2, the quenching liquid 80 in quenching tank A is entered from inlet 90, and from spray
Liquid mouth 91 sprays straight up, starts to circulate according to the fluidised form and flow velocity of different rules, automobile front axle D to be quenched is put
Enter in quenching liquid 80, in the surface of four mouth sprays 91, make the difference on each face automobile front axle D axial directions of mouth spray 91
Position, fully ensure that each position can uniform quenching, while protection type inertia is pumped at air inlet connecting port 40 as needed
Gas, gas spray into quenching liquid 80 from puff prot 42, are mixed with quenching liquid 80 and quenching process is played a protective role, carried simultaneously
The efficiency of height quenching.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of the technical program, it all should cover in the present invention
Right among.
Claims (8)
1. a kind of automobile front axle cooling recirculation system, include the quenching tank (A) of open topped, contain and quench in the quenching tank (A)
Fiery liquid (80), it is characterised in that:Quenching tank (A) both sides are arranged with four agitating devices (B);
The agitating device (B) include pedestal (1) and the first support (10) that is vertically arranged along pedestal (1) length direction and
Second support (11), the pedestal (1) are installed in quenching tank (A) lateral margin, motor are installed with the first support (10)
(2) rotating shaft (4), is provided with vertically on the second support (11), the rotating shaft (4) can turn by upper and lower two rolling bearing pedestals (5)
It is dynamic installed in the side of second support (11), and positioned at the open top of quenching tank (A), two rolling bearing pedestals (5)
Cylindrical hole self-aligning bearing (51) is inside equipped with, two rolling bearing pedestals (5) are installed in second support (11), the motor (2)
Connected between rotating shaft (4) by belt gear;
The power transmission shaft of the motor (2) is vertical upward, is provided with small belt pulley (31), and the upper end of the rotating shaft (4) is fixedly mounted
There is big belt pulley (32), the upper end end of the rotating shaft (4), which is provided with, locks anti-blocking bolt (41), prevents rotating shaft (4) and big belt pulley
(32) fall off, the small belt pulley (31) and big belt pulley (32) same plane, both are rotated by V-belt (33) connects
Connect;
The place of positive countershaft (4) sets open-work on the pedestal (1), and the rotating shaft (4) extends downwardly through the open-work, described turn
Axle (4) passes through passes through flat key and described turn on one section of the open-work at least provided with two impellers (6), two impellers (6)
Axle (4) progress is circumferentially fixed, and its underpart is equipped with clamping screw (60), prevents impeller (6) from axially coming off, in the rotating shaft (4)
Portion sets the passage run through, and the hollow passage internal with the rotating shaft (4) of the anti-blocking bolt (41) of locking is connected, and its top is provided with
Air inlet connecting port (40), rotating shaft (4) bottom are provided with puff prot (42);
Rotating shaft (4) bottom is stretched into quenching liquid (80), and two impellers (6) are respectively positioned under quenching liquid (80) liquid level,
The positive countershaft in quenching tank (A) bottom (4) is installed with and one-to-one four mozzles (C) of the rotating shaft (4), the mozzle
(C) one end extends the outside for being set in corresponding rotating shaft (4) and impeller (6) straight up, the end opening upwardly extended formed into
Liquid mouth (90), end face are located under the liquid level of quenching liquid (80), after the other end bending of four mozzles (C) vertically upward
Mouth spray (91) is formed, the upper surface of four mouth sprays (91) flushes and is less than the end face of inlet (90), described in four
Mouth spray (91) is in same sectional elevation.
2. automobile front axle cooling recirculation system according to claim 1, it is characterised in that:Quenching tank (A) bottom is set
There is inclined bottom plate (81), gap, the water conservancy diversion are left between bottom plate (81) low side and quenching tank (A) end wall of its face
Pipe (C) is installed in bottom plate (81) region.
3. automobile front axle cooling recirculation system according to claim 2, it is characterised in that:Quenching tank (A) end wall is just
Tap hole (82) is provided with to the bottom of the bottom plate (81) low side.
4. automobile front axle cooling recirculation system according to claim 1, it is characterised in that:The motor (2) is three intersecting
Flow variable-frequency control asynchronous motor.
5. automobile front axle cooling recirculation system according to claim 1, it is characterised in that:The first support (10) passes through
Foundation bolt is fixed on pedestal (1), and the first support (10) is provided with deep floor (101).
6. automobile front axle cooling recirculation system according to claim 1, it is characterised in that:The rotating shaft (4) is expansion link
Rotating shaft.
7. automobile front axle cooling recirculation system according to claim 1, it is characterised in that:The belt gear and turn
Be provided with case (7) outside axle (4), the case (7) is by belt gear and rotating shaft (4) above pedestal (1) and rolls
Moving axis bearing (5) covers.
8. automobile front axle cooling recirculation system according to claim 7, it is characterised in that:Face is entered on the case (7)
The place of gas connecting port (40) is provided with through hole, and the air inlet connecting port (40), which is upwardly extended from the through hole, stretches out the case (7).
Priority Applications (1)
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CN201611153265.0A CN106498145B (en) | 2016-12-14 | 2016-12-14 | Automobile front axle cooling recirculation system |
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CN201611153265.0A CN106498145B (en) | 2016-12-14 | 2016-12-14 | Automobile front axle cooling recirculation system |
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CN106498145B true CN106498145B (en) | 2018-02-23 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107312914A (en) * | 2017-07-12 | 2017-11-03 | 中车大连机车车辆有限公司 | New quenching tank agitating device |
CN109022720B (en) * | 2018-10-22 | 2023-06-06 | 浙江辛子精工机械股份有限公司 | Device for improving quenching cooling |
Family Cites Families (11)
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JPS61215270A (en) * | 1985-03-15 | 1986-09-25 | 日本特殊陶業株式会社 | Turbine rotor |
US4789410A (en) * | 1987-03-03 | 1988-12-06 | United Technologies Corporation | Method for heat treating and quenching complex metal components using salt baths |
CN201046977Y (en) * | 2007-05-14 | 2008-04-16 | 大连海威热处理技术装备有限公司 | External agitation type hardening bath |
CN102382955A (en) * | 2011-11-09 | 2012-03-21 | 苏州新凌电炉有限公司 | Cooling tank stirring device with diversion cover |
CN103468892B (en) * | 2013-09-13 | 2015-01-21 | 湖州中联机械制造有限公司 | Stirring cooling system for heat treatment quenching |
CN203625430U (en) * | 2013-11-20 | 2014-06-04 | 冯中堂 | Thermal treatment quenching tank capable of clearing oxide skin or moulding sand |
CN103643010A (en) * | 2013-11-27 | 2014-03-19 | 江苏浩特隆搅拌设备有限公司 | Stirring device of quenching tank |
CN203782185U (en) * | 2014-04-30 | 2014-08-20 | 南京科润工业介质股份有限公司 | Stirring device for quenching tank |
CN204111816U (en) * | 2014-08-25 | 2015-01-21 | 巴中渝翔机械制造有限公司 | A kind of quenching tank whipping appts |
CN204608088U (en) * | 2015-02-25 | 2015-09-02 | 河北中清机械有限公司 | A kind of stirring-type heat-treatment quenching case |
CN206266671U (en) * | 2016-12-14 | 2017-06-20 | 重庆长江工业炉制造有限公司 | Automobile front axle cooling recirculation system |
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