CN107312914A - New quenching tank agitating device - Google Patents
New quenching tank agitating device Download PDFInfo
- Publication number
- CN107312914A CN107312914A CN201710564520.9A CN201710564520A CN107312914A CN 107312914 A CN107312914 A CN 107312914A CN 201710564520 A CN201710564520 A CN 201710564520A CN 107312914 A CN107312914 A CN 107312914A
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- China
- Prior art keywords
- bearing
- shaft
- quenching tank
- pedestal
- power transmission
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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
- 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
- C21D1/64—Quenching devices for bath quenching with circulating liquids
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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)
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a kind of new quenching tank agitating device, the pedestal a of L-shaped is erect to the side for being fixed on quenching tank c middle and upper parts, motor is arranged on pedestal a facade, frequency converter is installed on motor, shaft coupling links together the output shaft of motor and power transmission shaft, it is fixed with bearing spider and rubber shaft bearing bearing successively on pedestal a, bearing block mounting assembly supports power transmission shaft jointly with rubber shaft bearing mounting assembly, stirrer paddle is arranged on the shaft end of power transmission shaft, in the guide shell b of L-shaped, guide shell b is located in L-shaped pedestal a plane and entered in quenching tank c.M of e cost can be greatly reduced using the quenching tank agitating device of this form, improve equipment availability and equipment service life, substantially increase effective hardened area, the ability of quenching apparatus greatly improved, transmission simple and compact for structure, convenient for installation and maintenance, that big distance can be realized, transmission efficiency, stable drive.
Description
Technical field
The present invention relates to a kind of new quenching tank agitating device, belong to technical field of heat treatment.
Background technology
Quenching technical is one kind of modern mechanical manufacturing industry heat treatment, and its purpose is to obtain the inside of materials expectations
Institutional framework and mechanical property, are widely used in locomotive, Aero-Space, automobile and other industries.To meet various parts
The technical requirements varied, have developed various quenching technicals.To improve the cooling capacity of hardening media, hardening media temperature is kept
The uniformity of degree, should improve the mobility of hardening media.In order that metal is obtained at optimal mechanical property, heat in quenching process
Can reason part needs quickly controllably to cool down, by the stirring to hardening media come forced circulation shortening cool time, and this is to zero
It is vital that whether part, which obtains Expected Results,.If do not stirred, hardening media nature heat exchange and evaporation can limit zero
By the rate of heat transfer in liquid film boundary layer on part surface, in this case, it is uneven quenching structure easily occur, produces internal
Residual stress, directly affects quenching effect.
Chinese patent CN200910102496.2 discloses a kind of quenching tank of big-and-middle-sized forging, and the quenching tank includes groove
Body and diving mixer, are separately installed with diving mixer, diving mixer is in every side in the inwall surrounding of cell body and bottom
It is in an intermediate position in the short transverse of wall, it is every this is on the length direction of inwall while the distribution of inwall trisection centre
At two positions, the bottom of cell body is provided with 13 diving mixers, and 5 rows in rule and the distribution of 5 array shapes, cell body
Each diving mixer be connected by circuit with frequency-variable controller, each diving mixer is controlled by frequency-variable controller
Rotating speed realizes the Uniform Flow of hardening media in tank, and a temperature homogeneity range is formed inside quenching liquid that just can be in cell body.
But submersible agitator quantity is more, cost and operating cost are high；Quench tank effectively small using space；Maintenance needs stop production, maintenance
It is costly；Constitute structural member more, install complicated.
Chinese patent CN201320639755.7 discloses a kind of agitator for being used to produce quenching oil, and it includes stirring vertically
Mix axle, horizontal agitating shaft, kettle and bearing base.Vertical agitating shaft is provided with helical tooth, and the middle part of horizontal agitating shaft is provided with snail
Wheel, horizontal agitating shaft is arranged inside kettle by bearing base level.Helical tooth is engaged with worm gear, so that vertical agitating shaft
Horizontal agitating shaft can be driven.There is the first blade on vertical agitating shaft, horizontal agitating shaft is provided with the second blade, vertical agitating shaft
Horizontal agitating shaft can be driven to rotate during rotation so that the first blade carries out the stirring of horizontal direction to the material in kettle, the
Two blades carry out the stirring of vertical direction to material, so that material hybrid reaction is more abundant.But it is such a to be only applicable to quench
Kerosene, accommodation is small；All bearing bases are installed in inside kettle, maintenance difficult；Level is mounted on stirring with vertical
Axle, the dischargeable capacity for taking quenching tank is more；Because agitating shaft is arranged in kettle, there is considerable influence to the size of quenching workpiece.
The content of the invention
It is an object of the invention to overcome the deficiency of prior art there is provided one kind in quenching heat treatment technique, stirring speed
Degree is controllable, hardening media temperature can be stirred, and workpiece is obtained expected institutional framework and mechanical property, with transmission
The low a kind of new quenching water of efficiency high, stable drive, simple and compact for structure, convenient for installation and maintenance, buffering absorbing, operating cost
Groove agitating device.
The purpose of the present invention is achieved through the following technical solutions, the technology of new quenching tank agitating device of the invention
Scheme is that the pedestal a of L-shaped is erect to the side for being fixed on quenching tank Cc middle and upper parts, and motor is arranged on pedestal a facade
On, frequency converter is installed, shaft coupling links together the output shaft of motor and power transmission shaft on motor, it is solid successively on pedestal a
Surely there are bearing spider and rubber shaft bearing bearing, bearing block mounting assembly supports power transmission shaft with rubber shaft bearing mounting assembly, stirred jointly
The shaft end that blade is arranged on power transmission shaft is mixed, in the guide shell b of L-shaped, guide shell b is located in L-shaped pedestal a plane and entered
Into quenching tank c.
In order to which the purpose of the present invention is better achieved, described bearing block mounting assembly includes bearing spider, spacer, roller
Bearing, end cap, bearing installation bolt, bolt of cover, using the deep groove ball bearing of model 6009.
In order to which the purpose of the present invention is better achieved, described rubber shaft bearing mounting assembly includes rubber shaft bearing bearing, rubber
Glue bearing, installation bolt, bearing installation bolt, using the CB.769-86 of model 50 × 120 rubber shaft bearing.
In order to which the purpose of the present invention is better achieved, described stirrer paddle is fixed on the axle of power transmission shaft by fastening bolt
End, using three-bladed propeller formula impeller.
The beneficial effects of the invention are as follows because new quenching tank agitating device of the invention is in quenching heat treatment technique
VFC motor is used in tank cooling recirculation system, stepless time adjustment can be achieved, cooling in various quenching heat treatments is met and follows
The temperature adjustability of loop system；Rubber shaft bearing used of the invention uses the kind of drive of water lubrication, thoroughly solves plain shaft
The fundamental issues such as difficult sealing, lubrication difficulty are held, the present invention is that split type installation, maintenance does not influence normal production with quenching tank,
M of e cost is greatly decreased, improves equipment availability and equipment service life, is optimised the scheme of design.
The power transmission shaft used in the present invention can realize the transmission of big distance, directly connect with motor, with transmission efficiency, stable drive
Deng outstanding advantages.The present invention solves complicated in existing quenching agitator technology, is driven unstable, installation and maintenance and is stranded
It is difficult, the problems such as maintenance cost is high.
Brief description of the drawings
Fig. 1 is new quenching tank agitating device practical application structural representation of the invention.
In figure：A, pedestal；B, guide shell；C, quenching tank；
1- frequency converters, 2- motors, 3- shaft couplings, 4- bearing blocks mounting assembly, 41- bearing spiders, 42- spacers, 43- rollers
Bearing, 44- end caps, 45- bearings installation bolt, 46- bolts of cover, 5- power transmission shafts, 6- rubber shaft bearings mounting assembly, 61- are installed
Bolt, 62- rubber shaft bearings, 621- rubber bushings, 622- copper bush, 63- rubber shaft bearings bearing, 64- bearings installation bolt, 7- are stirred
Mix blade, 8- fastening bolts.
Embodiment
In order that the goal of the invention of the present invention, technical scheme and advantage are clearer, with reference in the embodiment of the present invention
Accompanying drawing, technical scheme is clearly fully described by, it is clear that described embodiment is a part of the invention
Embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made work, belongs to the scope of protection of the invention.
Referring to accompanying drawing, Fig. 1 is new quenching tank agitating device practical application structural representation of the invention.New quenching water
Groove agitating device hangs over and plays stirring action to hardening media on the wall of quenching tank c sides so that hardening media temperature is uniform, flow direction
Flow velocity is controllable, so that workpiece obtains expected tissue and mechanical property.As shown in figure 1, the device is erect for the pedestal a of L-shaped
The side of quenching tank c middle and upper parts is fixed on, motor 2 is arranged on pedestal a facade, and frequency converter is provided with motor 2
1, the rotating speed of motor 2 can be implemented to control by frequency converter 1, according to the requirement of different process, motor 2 is exported different speed
Degree；Shaft coupling 3 links together the output shaft of motor 2 with power transmission shaft 5 so that power transmission shaft 5 has identical rotating speed with motor 2,
And the torque of the output shaft of motor 2 is passed into power transmission shaft 5；It is fixed with bearing spider 41 and rubber successively from top to bottom on pedestal a
Glue bearing spider 63, bearing block mounting assembly 4 supports power transmission shaft 5 jointly with rubber shaft bearing mounting assembly 6, and stirrer paddle 7 is installed
In the shaft end of power transmission shaft 5, in the guide shell b of L-shaped, guide shell b is located in L-shaped pedestal a plane and enters quenching water
In groove c, guide shell b plays guide functions for the flow direction of hardening media.
Bearing block mounting assembly 4 includes bearing spider 41, roller bearing 42, spacer 43, end cap 44, bolt of cover 45, branch
Seat installation bolt 46, using 6009 deep groove ball bearing of model 2.
Rubber shaft bearing mounting assembly includes rubber shaft bearing bearing 61, rubber shaft bearing 62, installation bolt 63, bearing installation bolt
64, using the CB.769-86 of model 50 × 120 rubber shaft bearing 1.
Stirrer paddle 7 is fixed on the shaft end of power transmission shaft 5 by fastening bolt 8, using 1, three-bladed propeller formula impeller.
The new quenching tank agitating device that the present invention is provided, applies the tank in quenching heat treatment technique to cool down circulation
In system.Using VFC motor, stepless time adjustment can be achieved, medium temperature adjustability in various quenching technicals is met；Using
Rubber shaft bearing be water lubrication the kind of drive, thoroughly solve plain bearing difficult sealing, the lubrication fundamental issue such as difficulty, adopt
With with tank is split type installs, maintenance does not influence normal production, and m of e cost is greatly decreased, and improves utilization rate of equipment and installations
And equipment service life, it is optimised the scheme of design.Using three-dimensional strip structure, effective hardened area is considerably increased,
The ability of quenching apparatus greatly improved.The power transmission shaft of use can realize the transmission of big distance, directly connect with motor, with biography
The outstanding advantages such as efficiency of movement height, stable drive.
Claims (4)
1. a kind of new quenching tank agitating device, it is characterised in that：The pedestal a of L-shaped, which is erect, to be fixed in quenching tank c
The side on top, motor (2) is arranged on pedestal a facade, is provided with frequency converter (1) on motor (2), and shaft coupling (3) is by electricity
The output shaft of machine (2) links together with power transmission shaft (5), is fixed with bearing spider (41) and rubber shaft bearing successively on pedestal a
Bearing (63), bearing block mounting assembly (4) supports power transmission shaft (5), stirrer paddle (7) jointly with rubber shaft bearing mounting assembly (6)
Shaft end installed in power transmission shaft (5), in the guide shell b of L-shaped, guide shell b is located in L-shaped pedestal a plane and entered
Quench in tank c.
2. new quenching tank agitating device according to claim 1, it is characterised in that：Described bearing block mounting assembly
(4) bearing spider (41), spacer (42), roller bearing (43), end cap (44), bearing installation bolt (45), bolt of cover are included
(46), using the deep groove ball bearing of model 6009.
3. new quenching tank agitating device according to claim 1, it is characterised in that：Described rubber shaft bearing installation group
Part includes installation bolt (61), rubber shaft bearing (62), rubber shaft bearing bearing (63), bearing installation bolt (64), using model
50 × 120CB.769-86 rubber shaft bearing.
4. new quenching tank agitating device according to claim 1, it is characterised in that：Described stirrer paddle (7) leads to
The shaft end that fastening bolt (8) is fixed on power transmission shaft (5) is crossed, using three-bladed propeller formula impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710564520.9A CN107312914A (en) | 2017-07-12 | 2017-07-12 | New quenching tank agitating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710564520.9A CN107312914A (en) | 2017-07-12 | 2017-07-12 | New quenching tank agitating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107312914A true CN107312914A (en) | 2017-11-03 |
Family
ID=60177633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710564520.9A Pending CN107312914A (en) | 2017-07-12 | 2017-07-12 | New quenching tank agitating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107312914A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0221329A1 (en) * | 1985-10-31 | 1987-05-13 | Aichelin GmbH | Process and device for quenching annealed stock |
| CN202242984U (en) * | 2011-10-08 | 2012-05-30 | 许昌远东传动轴股份有限公司 | Middle supporting device for transmission shaft |
| CN103498801A (en) * | 2013-09-13 | 2014-01-08 | 杨高怀 | Vertical axial flow pump |
| 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 |
| CN106498145A (en) * | 2016-12-14 | 2017-03-15 | 重庆长江工业炉制造有限公司 | Automobile front axle cooling recirculation system |
-
2017
- 2017-07-12 CN CN201710564520.9A patent/CN107312914A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0221329A1 (en) * | 1985-10-31 | 1987-05-13 | Aichelin GmbH | Process and device for quenching annealed stock |
| CN202242984U (en) * | 2011-10-08 | 2012-05-30 | 许昌远东传动轴股份有限公司 | Middle supporting device for transmission shaft |
| CN103498801A (en) * | 2013-09-13 | 2014-01-08 | 杨高怀 | Vertical axial flow pump |
| 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 |
| CN106498145A (en) * | 2016-12-14 | 2017-03-15 | 重庆长江工业炉制造有限公司 | Automobile front axle cooling recirculation system |
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Application publication date: 20171103 |