CN108396122A - High-chromium abrasion-proof cast iron part rotating spraying quenching unit and method - Google Patents
High-chromium abrasion-proof cast iron part rotating spraying quenching unit and method Download PDFInfo
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- CN108396122A CN108396122A CN201810362606.8A CN201810362606A CN108396122A CN 108396122 A CN108396122 A CN 108396122A CN 201810362606 A CN201810362606 A CN 201810362606A CN 108396122 A CN108396122 A CN 108396122A
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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
- C21D1/667—Quenching devices for spray quenching
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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
- C21D11/00—Process control or regulation for heat treatments
- C21D11/005—Process control or regulation for heat treatments for cooling
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- Crystallography & Structural Chemistry (AREA)
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The present invention provides high-chromium abrasion-proof cast iron part rotating spraying quenching unit and methods, it includes pedestal, multiple carousel supports components have been uniformly arranged at the top of the pedestal, the top braces of the carousel supports component have rotating disk device, the rotating disk device is connected with the rotary power unit of its bottom, and rotating disk device is driven to rotate；The side of rotating disk device is provided with the first support frame device, the top of first support frame device is adjustable to be equipped with multiple spraying devices for spraying, and the spraying device is connected by feed pipe with water source.This equipment can realize high-chromium cast part integral quenching technical process, substitute traditional artificial quenching control mode, and then improve work efficiency, optimize quenching technical process；The quality for substantially increasing casting simultaneously, reduces substandard product rate, greatly enhances the surface abrasion resistance of high-chromium cast part.
Description
Technical field
The invention belongs to cast member quenching technology field more particularly to a kind of high-chromium abrasion-proof cast iron part rotating spraying quenching dresses
It sets and method, is suitable for sand mold high-chromium wear-resistant cast member outer surface quenching treatment.
Background technology
High-chromium wear-resistant casting is frequently used for needing wear-resisting position on heavy-duty machinery, and the quality of performance directly determines weight
The quality of type equipment, in order to obtain high wearability can, need to quench high-chromium cast part, at present to its quencher
Skill is quenched mostly or by the way of integral water-cooled, and by manual control quenching technical condition, such operating type is deposited
The following aspects the problem of：
（1）In quenching process, certain one side of the workpiece on workbench or part can only be cooled down, can not achieve multi-panel
Or entirety while cooling, direction can only be cooled down by artificially changing workpiece and realize that workpiece quenching process, operating process take
Arduously, and it cannot be guaranteed cooling quality.
（2）In quenching process, due to by the way of integral water-cooled, in cooling procedure, the local temperature around cast member
It will rise, and then influence its quenching effect；
（3）In quenching process, it cannot be guaranteed that the uniformity of each portion's hardening heat of workpiece, can make when cooling in inside workpiece generation
Stress, when it is reached a certain level, workpiece will be distorted to deform and even crack.
（4）In quenching process, especially for Big Steel Castings forging piece, entire cast member to be quenched is integrally usually put into Sheng
It is quenched in the pond for having water, above-mentioned quenching technical can not ensure to control hardening heat change curve well, and then influence
The quenching effect of cast member, can not ensure the surface abrasion resistance of high-chromium cast part.
Invention content
The main purpose of the present invention is to provide a kind of high-chromium abrasion-proof cast iron part rotating spraying quenching unit and methods, this sets
It is standby to realize high-chromium cast part integral quenching technical process, traditional artificial quenching control mode is substituted, and then improve work
Make efficiency, optimizes quenching technical process；The quality for substantially increasing casting simultaneously, reduces substandard product rate, greatly
Enhance the surface abrasion resistance of high-chromium cast part.
In order to realize above-mentioned technical characteristic, the object of the present invention is achieved like this：High-chromium abrasion-proof cast iron part rotation spray
Mist quenching unit, it includes pedestal, and multiple carousel supports components, the carousel supports group have been uniformly arranged at the top of the pedestal
The top braces of part have rotating disk device, the rotating disk device to be connected with the rotary power unit of its bottom, and drive rotation
Disk device rotates；The side of rotating disk device is provided with the first support frame device, the top of first support frame device can
What is adjusted is equipped with multiple spraying devices for spraying, and the spraying device is connected by feed pipe with water source.
First support frame device includes the first rack, and the first braced frame is fixed at the top of first rack,
It is fixed with the first support plate at the top of first braced frame, is machined in first support plate multiple for installing spraying
The waist through hole of device.
The spraying device includes mist-spraying cooling fan, and the mist-spraying cooling fan is arranged in the inside of blower fan cylinder, the mist-spraying cooling fan
Outside multiple flabellums are uniformly installed, the blower fan cylinder is fixedly mounted on the top of blower fan cylinder bearing, the blower fan cylinder bearing
The top of adjustable the first support plate for being mounted on the first support frame device is provided with water inlet at the top of the blower fan cylinder,
The water inlet is connected with feed pipe, and the feed pipe is connected with water source.
The carousel supports component includes support baseboard, and support post is fixed at the top of the support baseboard, is being supported
The top braces of column are fixed with roller support, and the top of the roller support is equipped with back-up roller wheel by idler wheel main shaft, institute
It states back-up roller wheel to match with rotating disk device, and it is supported.
The rotary power unit includes motor, and the output shaft of the motor is equipped with driving pulley, the driving pulley
V belt translation is constituted by belt and driven pulley, the main shaft of the driven pulley is connected with the input shaft of retarder, and transmits torsion
Square；The output shaft of the retarder is arranged vertically, and is connected with the bottom of rotating disk device, and then drives its rotation.
The rotating disk device includes for carrying the rotary table for placing casting workpiece, the rotary table support
It is fixed on rotating base, the edge of the rotating base is welded with circuit orbit, the lower face of the circuit orbit and turntable
The back-up roller wheel of support component matches；The output shaft of the bottom centre of the rotating base and the retarder of rotary power unit
It is connected.
The side of the rotating disk device is provided with tail support device, and the tail support device includes tail support machine
Frame has tail support frame at the top of the tail support rack, is arranged in equal spacing with and engraves at the top of the tail support frame
Empty supporting rod.
The side of the tail support device is provided with air cooling equipment, and the air cooling equipment includes air-cooler, the cold wind
Machine is mounted on the top of air cooler bracket by air-cooler sole plate supports.
Further include control device include industrial control computer, the industrial control computer is connected with industry control touch screen, the industry control
The air-cooler phase that computer passes through signal wire and the motor of rotary power unit, the mist-spraying cooling fan of spraying device and air cooling equipment
Even, and its start-stop is controlled.
The quenching technical of high-chromium abrasion-proof cast iron part rotating spraying quenching unit described in any one, it includes the following steps：
Step1：Casting workpiece after heating is positioned over to the top of the rotary table of rotating disk device；
Step2：According to the required quenching technical condition of casting workpiece, start control device, is controlled and rotated by control device
Power plant and spraying device start；
Step3：The rotary table high speed rotation of rotating disk device is driven by rotary power unit motor, while starting spraying
The mist-spraying cooling fan of device opens feed pipe, and water is uniformly sprayed onto to the founder of rotation later by mist-spraying cooling fan by atomization
On part；
Step4：It is required according to the quenching technical of casting workpiece, controls the rotating speed of motor, while controlling the water supply of feed pipe, reach
To best quenching effect；
Step5：After fog quenching is completed, casting workpiece is transferred to tail support device, then by starting air cooling equipment, lead to
The air-cooler for crossing air cooling equipment is air-cooled to quenched casting workpiece progress；
Step6：After air-cooled end, all casting workpieces are unloaded, then carry out the fog quenching technique of next group casting workpiece.
The method have the advantages that：
1, it by using above-mentioned efficient spray quenching apparatus, can be used in the automatic quenching process of casting workpiece, substitute tradition
Artificial quenching process, substantially increase workpiece quenching efficiency, and founder ensure that by the technical process of fog quenching
The quenching quality of part keeps its cooling more rapid and uniform.
2, rotating disk device high speed rotation can be driven by the rotary power unit, and then ensure that casting workpiece exists
Work piece high-speed can be driven to rotate in quenching process, while rotation, improve quenching area, can workpiece surface be quenched
Fire processing is more uniform, can significantly improve workpiece quenching quality.
3, by the mist-spraying cooling fan, leading to when can quench the rotating speed of flabellum with adjustable spraying, and then change fog quenching
Air quantity, wind speed, medium amount disclosure satisfy that various workpiece quenching process requirements, significantly improve workpiece quenching quality.
It 4, can be to the mist-spraying cooling fan of the motor of rotary power unit, spraying device, air-cooled by the control device
The air-cooler of device carries out automatically controlling, automatically to cool time, ventilation quantity, spray amount, air-cooled time and rotary speed into
Row control, and then ensure that best quenching effect.
5, by the carousel supports component, in the course of work, rotating disk device can be supported, and then ensured
Rotary table can drive casting workpiece at the top of it to carry out high speed rotation.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the tail support device structural schematic diagram of the present invention.
Fig. 3 is pedestal and rotary power unit of the invention and rotating disk device partial structural diagram.
In figure：Tail support device 1, control device 2, the first support frame device 3, spraying device 4, carousel supports component 5,
Pedestal 6, rotary power unit 7, rotating disk device 8, air cooling equipment 9, casting workpiece 10, feed pipe 11；
Tail support rack 101, tail support frame 102, hollow out supporting rod 103；
Signal wire 201, industry control touch screen 202, industrial control computer 203；
First rack 301, the first braced frame 302, the first support plate 303, waist through hole 304；
Blower fan cylinder 401, mist-spraying cooling fan 402, flabellum 403, blower fan cylinder bearing 404, water inlet 405；
Support baseboard 501, support post 502, roller support 503, idler wheel main shaft 504, back-up roller wheel 505；
Motor 701, motor base 702, retarder 703, belt 704, driven pulley 705；
Rotary table 801, rotating base 802, circuit orbit 803；
Air-cooler 901, air-cooler engine base 902, air cooler bracket 903.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
Referring to Fig. 1-3, high-chromium abrasion-proof cast iron part rotating spraying quenching unit, it includes pedestal 6, and the top of the pedestal 6 is uniformly distributed
Multiple carousel supports components 5 are provided with, the top braces of the carousel supports component 5 have rotating disk device 8, the rotating disk dress
It sets 8 with the rotary power unit 7 of its bottom to be connected, and rotating disk device 8 is driven to rotate；It is arranged in the side of rotating disk device 8
There is the first support frame device 3, the top of first support frame device 3 is adjustable to be equipped with multiple spraying dresses for spraying
4 are set, the spraying device 4 is connected by feed pipe 11 with water source.By using above-mentioned mist quenching apparatus, can be used in casting
It makes workpiece and carries out fog quenching, in quenching process, by spraying device 4 to being positioned over the founder at the top of rotating disk device 8
Part 10 is sprayed, and then is realized to the quenching technical of casting workpiece, ensure that quenching technical quality.
Further, first support frame device 3 includes the first rack 301, and the top of first rack 301 is fixed
There are the first braced frame 302, the top of first braced frame 302 to be fixed with the first support plate 303, first support plate
Multiple waist through hole 304 for installing spraying device 4 are machined on 303.It can be right by first support frame device 3
Spraying device 4 is fixed and installs, and can install multiple spraying devices 4 as needed.Described in the present embodiment
Spraying device 4 shares three groups, and its structure is identical, being capable of convenient adjustable spraying device 4 by the waist through hole 304
Installation site.
Further, the spraying device 4 includes mist-spraying cooling fan 402, and the mist-spraying cooling fan 402 is arranged in blower fan cylinder 401
Inside, the outside of the mist-spraying cooling fan 402 is uniformly equipped with multiple flabellums 403, and the blower fan cylinder 401 is fixedly mounted on wind turbine
The top of cylinder bearing 404, adjustable the first support plate 303 for being mounted on the first support frame device 3 of the blower fan cylinder bearing 404
Top, the top of the blower fan cylinder 401 is provided with water inlet 405, and the water inlet 405 is connected with feed pipe 11, the confession
Water pipe 11 is connected with water source.By using above-mentioned spraying device 4, in the course of work, pass through mist-spraying cooling fan 402 and flabellum
403 water that can be will go into inside blower fan cylinder 401 carry out high speed rotation atomization, and then it is sprayed from the outlet of blower fan cylinder 401
Go out, by above-mentioned spray process, ensure that the control of water in quenching process, while ensure that the uniformity of water spray, ensure that
Quenching effect can introduce cold water into the inside of mist-spraying cooling fan 402 by the water inlet 405, and then it is effective
It is atomized and sprays, it is made to quench casting workpiece.
Further, the carousel supports component 5 includes support baseboard 501, and the top of the support baseboard 501 is fixed with
Support post 502 is fixed with roller support 503 in the top braces of support post 502, and the top of the roller support 503 is logical
It crosses idler wheel main shaft 504 and back-up roller wheel 505 is installed, the back-up roller wheel 505 is matched with rotating disk device 8, and is supported to it.
In the course of work, rotating disk device 8 can be supported by the back-up roller wheel 505, and pass through the support
Idler wheel 505 can limit the rotary table 801 of rotating disk device 8, it is prevented to be detached from back-up roller in rotation process
Wheel 505, and then ensure that the stability of its rotation.
Further, the rotary power unit 7 includes motor 701, and the output shaft of the motor 701 is equipped with main belt
Wheel, the driving pulley constitute V belt translation, the main shaft of the driven pulley 705 and deceleration by belt 704 and driven pulley 705
The input shaft of device 703 is connected, and transmits torque；The output shaft of the retarder 703 is arranged vertically, and with rotating disk device 8
Bottom is connected, and then drives its rotation.Retarder 703 can be driven by the motor 701, and then passes through retarder 703
The rotating base 802 of rotating disk device 8 is driven to rotate.And its velocity of rotation is easily controlled by the motor 701, into
And control the rotary speed of rotating disk device 8.
Further, the rotating disk device 8 includes the rotary table 801 for carrying placement casting workpiece, described
Rotary table 801 is supported and fixed on rotating base 802, and the edge of the rotating base 802 is welded with circuit orbit 803,
The lower face of the circuit orbit 803 is matched with the back-up roller wheel 505 of carousel supports component 5；The bottom of the rotating base 802
Portion center is connected with 703 output shaft of retarder of rotary power unit 7.It can will be placed by the rotary table 801
Workpiece at the top of it carries out high speed rotation, and then ensure that casting workpiece in rotary course, receives mist cooling, final right
It carries out fog quenching, improves it and quenches quality.
Further, the side of rotating disk device 8 is provided with tail support device 1, the tail support device 1 includes
Tail support frame 102, the tail support frame are arranged at the top of tail support rack 101, the tail support rack 101
102 top is arranged in equal spacing with hollow out supporting rod 103.It can be to the work after quenching by the tail support device 1
Part is placed, and then it is air-cooled to coordinate air cooling equipment to carry out it, ensure that and cools down to the casting workpiece 10 after quenching
Processing, ensure that the quality of quenching.
Further, the side of the tail support device 1 is provided with air cooling equipment 9, and the air cooling equipment 9 includes cold wind
Machine 901, the air-cooler 901 is by the support of air-cooler engine base 902 mounted on the top of air cooler bracket 903.By described
Air-cooler 901 can carry out the workpiece after quenching stability that is air-cooled, and then ensure that workpiece after quenching.
Further, the control device 2 includes industrial control computer 203, the industrial control computer 203 and industry control touch screen
202 are connected, the spray that the industrial control computer 203 passes through signal wire 201 and the motor 701, spraying device 4 of rotary power unit 7
Nebelwind machine 402, the air-cooler 901 of air cooling equipment 9 are connected, and control its start-stop.It can be realized by using control device 2
It automatically controls, and then improves work efficiency, ensure the consistency of quenching quality, improve the quenching quality of casting workpiece 10.
Embodiment 2：
The quenching technical of high-chromium abrasion-proof cast iron part rotating spraying quenching unit described in any one, it includes the following steps：
Step1：Casting workpiece 10 after heating is positioned over to the top of the rotary table 801 of rotating disk device 8；
Step2：According to 10 required quenching technical condition of casting workpiece, starts control device 2, controlled by control device 2
Rotary power unit 7 and spraying device 4 start；
Step3：801 high speed rotation of rotary table of rotating disk device 8 is driven by 7 motor 701 of rotary power unit, simultaneously
Start the mist-spraying cooling fan 402 of spraying device 4, open feed pipe 11, water is passed through by uniformly spray after atomization by mist-spraying cooling fan 402
It is spread across on the casting workpiece 10 of rotation；
Step4：It is required according to the quenching technical of casting workpiece 10, controls the rotating speed of motor 701, while controlling the confession of feed pipe 11
Water reaches best quenching effect；
Step5：After fog quenching is completed, casting workpiece 10 is transferred to tail support device 1, then by starting air cooling equipment
9, quenched casting workpiece 10 is carried out by the air-cooler 901 of air cooling equipment 9 air-cooled；
Step6：After air-cooled end, all casting workpieces 10 are unloaded, then carry out the fog quenching of next group casting workpiece 10
Technique.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the limitation for the present invention, this hair
Technical characteristic in the technical solution that bright protection domain should be recorded with claim, including the technical solution of claim record
Equivalents are protection domain.Equivalent replacement i.e. within this range is improved, also within protection scope of the present invention.
Claims (10)
1. high-chromium abrasion-proof cast iron part rotating spraying quenching unit, it is characterised in that：It includes pedestal（6）, the pedestal（6）Top
Portion has been uniformly arranged multiple carousel supports components（5）, the carousel supports component（5）Top braces have rotating disk device（8）,
The rotating disk device（8）With the rotary power unit of its bottom（7）It is connected, and drives rotating disk device（8）Rotation；It is rotating
Disk device（8）Side be provided with the first support frame device（3）, first support frame device（3）The adjustable peace in top
Equipped with multiple spraying devices for spraying（4）, the spraying device（4）Pass through feed pipe（11）It is connected with water source.
2. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：First support
Rack device（3）Including the first rack（301）, first rack（301）Top be fixed with the first braced frame（302）, institute
State the first braced frame（302）Top be fixed with the first support plate（303）, first support plate（303）On be machined with it is more
It is a to be used to that spraying device to be installed（4）Waist through hole（304）.
3. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：The spraying device
（4）Including mist-spraying cooling fan（402）, the mist-spraying cooling fan（402）It is arranged in blower fan cylinder（401）Inside, the mist-spraying cooling fan
（402）Outside multiple flabellums are uniformly installed（403）, the blower fan cylinder（401）It is fixedly mounted on blower fan cylinder bearing（404）'s
Top, the blower fan cylinder bearing（404）It is adjustable to be mounted on the first support frame device（3）The first support plate（303）Top
Portion, the blower fan cylinder（401）Top be provided with water inlet（405）, the water inlet（405）With feed pipe（11）It is connected, institute
State feed pipe（11）It is connected with water source.
4. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：The carousel supports
Component（5）Including support baseboard（501）, the support baseboard（501）Top be fixed with support post（502）, vertical in support
Column（502）Top braces be fixed with roller support（503）, the roller support（503）Top pass through idler wheel main shaft（504）
Back-up roller wheel is installed（505）, the back-up roller wheel（505）With rotating disk device（8）It matches, and it is supported.
5. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：The rotary power
Device（7）Including motor（701）, the motor（701）Output shaft driving pulley is installed, the driving pulley passes through belt
（704）With driven pulley（705）Constitute V belt translation, the driven pulley（705）Main shaft and retarder（703）Input shaft phase
Even, and torque is transmitted；The retarder（703）Output shaft be arranged vertically, and and rotating disk device（8）Bottom be connected, into
And drive its rotation.
6. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：The rotating disk dress
It sets（8）Include for carrying the rotary table for placing casting workpiece（801）, the rotary table（801）It is supported and fixed on
Rotating base（802）On, the rotating base（802）Edge be welded with circuit orbit（803）, the circuit orbit（803）
Lower face and carousel supports component（5）Back-up roller wheel（505）It matches；The rotating base（802）Bottom centre with
Rotary power unit（7）Retarder（703）Output shaft be connected.
7. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：The rotating disk dress
It sets（8）Side be provided with tail support device（1）, the tail support device（1）Including tail support rack（101）, institute
State tail support rack（101）Top have tail support frame（102）, the tail support frame（102）Top etc. between
Away from being disposed with hollow out supporting rod（103）.
8. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 7, it is characterised in that：The tail support
Device（1）Side be provided with air cooling equipment（9）, the air cooling equipment（9）Including air-cooler（901）, the air-cooler（901）
Pass through air-cooler engine base（902）Support is mounted on air cooler bracket（903）Top.
9. high-chromium abrasion-proof cast iron part rotating spraying quenching unit according to claim 1, it is characterised in that：It further include control dress
It sets（2）Including industrial control computer（203）, the industrial control computer（203）With industry control touch screen（202）It is connected, the industry control meter
Calculation machine（203）Pass through signal wire（201）With rotary power unit（7）Motor（701）, spraying device（4）Mist-spraying cooling fan
（402）And air cooling equipment（9）Air-cooler（901）It is connected, and controls its start-stop.
10. using the quenching technical of high-chromium abrasion-proof cast iron part rotating spraying quenching unit described in claim 1-9 any one,
It is characterized in that, it includes the following steps：
Step1：By the casting workpiece after heating（10）It is positioned over rotating disk device（8）Rotary table（801）Top；
Step2：According to casting workpiece（10）Required quenching technical condition starts control device（2）, pass through control device
（2）Control rotary power unit（7）And spraying device（4）Start；
Step3：Pass through rotary power unit（7）Motor（701）Drive rotating disk device（8）Rotary table（801）At a high speed
Rotation, while starting spraying device（4）Mist-spraying cooling fan（402）, open feed pipe（11）, pass through mist-spraying cooling fan（402）By water
By the casting workpiece for being uniformly sprayed onto rotation after atomization（10）On；
Step4：According to casting workpiece（10）Quenching technical requirement, control motor（701）Rotating speed, while controlling feed pipe
（11）Water supply, reach best quenching effect；
Step5：After fog quenching is completed, by casting workpiece（10）It is transferred to tail support device（1）, then it is air-cooled by starting
Device（9）, pass through air cooling equipment（9）Air-cooler（901）To quenched casting workpiece（10）It carries out air-cooled；
Step6：After air-cooled end, all casting workpieces are unloaded（10）, then carry out next group casting workpiece（10）Spraying
Quenching technical.
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| CN201810362606.8A CN108396122A (en) | 2018-04-20 | 2018-04-20 | High-chromium abrasion-proof cast iron part rotating spraying quenching unit and method |
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| CN201810362606.8A CN108396122A (en) | 2018-04-20 | 2018-04-20 | High-chromium abrasion-proof cast iron part rotating spraying quenching unit and method |
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