CN107695316A - Bearing coal casting segregation control device and control method - Google Patents
Bearing coal casting segregation control device and control method Download PDFInfo
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- CN107695316A CN107695316A CN201710424710.0A CN201710424710A CN107695316A CN 107695316 A CN107695316 A CN 107695316A CN 201710424710 A CN201710424710 A CN 201710424710A CN 107695316 A CN107695316 A CN 107695316A
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- coal
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- temperature sensor
- bearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/12—Controlling, supervising, specially adapted to centrifugal casting, e.g. for safety reasons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/02—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis
- B22D13/023—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis the longitudinal axis being horizontal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
A kind of bearing coal casting segregation control device, including：The centrifugal casting machine for the chuck being connected provided with rotating shaft and with rotating shaft front end, watt body, the drive end bearing bracket being connected provided with plug hole and with watt body front end, the rear end cap being connected respectively with watt body rear end and chuck front end, located at drive end bearing bracket front side and it is provided with the adjusting seat of the coal temperature sensor relative with plug hole, the cooling water nozzle group of side is placed located at watt side, provided with the adjustment seat that the relative watt temperature sensor in outside is enclosed with watt side, rotating shaft driven speed regulating provided with servomotor, respectively with coal temperature sensor, watt temperature sensor, environment temperature sensor, the controller of servomotor electrical connection.During spun casting the big CuSn5 and SnSb compounds of density in melting coal will not be segregated bearing coal casting segregation control device to aggregation on the outside of lining, improve coal and the adhesion of watt body and the bearing capacity of bearing.
Description
Technical field
The present invention relates to bearing mnanufacture field, especially a kind of bearing coal casting segregation control device and control method.
Background technology
Nuclear power station, the heavy rotating rotor weight in large electric power plant/power station are in tens tons to hundreds of tons magnitudes, its radial axle
Hold and often use babbit（Hereinafter referred to as coal）For the high-bearing capacity sliding bearing of lining；Coal is mainly by antimony and copper conduct
Hardening element, tin, lead are bonded as soft phase matrix, with the good characteristic of high intensity and hardness, friction reduction characteristics；By from
Heart casting can improve watt body connection of coal and sliding bearing the adhesion of coal and watt body, prevent from producing gas in coal casting
The defects of hole, shrinkage porosite；Because antimony copper compound is different with the density of tin, lead base body, during spun casting, melt in coal
The big CuSn5 and SnSb compounds of density, exist and easily produce gravity segregation to aggregation on the outside of lining under the action of the centrifugal force, reduce
The deficiency of the bearing capacity of the adhesion and bearing of coal and watt body；Therefore, designing will not make to melt during a kind of spun casting
Melt the big CuSn5 and SnSb compounds of the density in coal to be segregated to aggregation on the outside of lining, improve the adhesion of coal and watt body
With the bearing coal casting segregation control device and control method of the bearing capacity of bearing, turn into urgent problem to be solved.
The content of the invention
During overcoming current spun casting, the big CuSn5 of density in coal is melted
With SnSb compounds, exist and easily produce gravity segregation to aggregation on the outside of lining under the action of the centrifugal force, reduce coal and watt body
The deficiency of adhesion and the bearing capacity of bearing, there is provided will not make density in melting coal big during a kind of spun casting
CuSn5 and SnSb compounds are segregated to aggregation on the outside of lining, the bearing capacity of the adhesion and bearing of raising coal and watt body
Bearing coal casting segregation control device and control method.
The present invention concrete technical scheme be：
A kind of bearing coal casting segregation control device, including：The centrifugation for the chuck being connected provided with rotating shaft and with rotating shaft front end is poured
Casting machine, watt body；Described bearing coal casting segregation control device also includes：Before being connected provided with plug hole and with a watt body front end
End cap, the rear end cap being connected respectively with watt body rear end and chuck front end, on front side of drive end bearing bracket and provided with relative with plug hole
The adjusting seat of coal temperature sensor, the cooling water nozzle group of side is placed located at watt side, it is relative provided with outside is enclosed with a watt side
Watt temperature sensor adjustment seat, the rotating shaft driven speed regulating provided with servomotor, respectively with coal temperature sensor,
Watt temperature sensor, environment temperature sensor, the controller of servomotor electrical connection.Described bearing coal casting segregation control
Device processed in use,（1）According to the specification of centrifugally cast sliding bearing, adjustment coal temperature sensor is adjusted to setting orientation
Setting position is arrived in section watt temperature sensor regulation, and cooling water nozzle group is connected with cooling water source；（2）It is 300 by preheating temperature
± 10 DEG C and watt body after tining are connected by rear end cap with chuck front end；（3）Rotating shaft driven speed regulating drive shaft and
Watt body rotates, and rotating shaft rotating speed is adjusted to 290rpm, coal solution is at the uniform velocity continuously poured into from plug hole；（4）When a watt temperature sensor
When measuring a watt wall temperature and dropping to 360 ± 10 DEG C, cooling water nozzle group sprays cooling water cooling, while rotating shaft rotating speed downgrades
220 rpm；（5）When measuring a watt temperature and being reduced to 300 ± 10 DEG C, rotating shaft rotating speed is increased to 290 rpm；（6）When a watt temperature
When dropping to≤120 DEG C, stop spray cooling water, rotating shaft is slowly decelerated to stopping；（7）After the completion of spun casting air cooling 24 hours with
On, and when the difference for measuring watt temperature and environment temperature is less than 30 DEG C, it is transferred to machining.Bearing coal casting segregation control dress
It is inclined to aggregation on the outside of lining to put CuSn5 the and SnSb compounds that will not make the density in melting coal big during spun casting
Analysis, improve coal and the adhesion of watt body and the bearing capacity of bearing；Rotating shaft driven speed regulating is provided with servomotor and can improved
The Adjustment precision of rotating shaft rotating speed；Coal temperature sensor and watt temperature sensor do not contact with measured object, ensure measurement
It is reliable and stable.
Preferably, described adjusting seat includes：Three-D electric precision slide unit, connect with the sliding block of three-D electric precision slide unit
The adjustment frame connect, and the laser range finder that with adjustment frame is connected relative with drive end bearing bracket front end；Coal temperature sensor and adjustment frame
Connection；Coal temperature sensor is contactless double colorimetric infrared temperature-test sensors；Coal temperature sensor measurement end and front end
The distance of lid front end is 0.85m to 2m；Angle between the measurement axis and watt body pivot center of coal temperature sensor is 40 °
To 90 °；The motor of three-D electric precision slide unit is electrically connected with the controller.The adjusted frame adjustment crow of three-D electric precision slide unit
The orientation of golden temperature sensor, laser range finder coordinate adjustment to be beneficial to improve Adjustment precision；Coal temperature sensor measurement end with
The distance of drive end bearing bracket front end is 0.85m to 2m, and coal temperature sensor is contactless double colorimetric infrared temperature-test sensors, and crow
Angle between the measurement axis and watt body pivot center of golden temperature sensor is 40 ° to 90 °, and the accurate precision of thermometric is high.
Preferably, described adjustment seat includes：Lifting electric precision slide unit, connect with the sliding block of lifting electric precision slide unit
The adjusting bracket connect, the laser range finder being connected with adjusting bracket；Watt temperature sensor is connected with adjusting bracket；Lifting electric is accurate sliding
The motor of platform is electrically connected with the controller.The position of the adjusted frame regulation watt temperature sensor of lifting electric precision slide unit,
Laser range finder coordinates regulation to be beneficial to improve degree of regulation.
Preferably, described rotating shaft driven speed regulating includes：With the active synchronization of the output axis connection of servomotor
Wheel, the driven synchronizing wheel being connected with rotating shaft, the timing belt being connected respectively with active synchronization wheel and driven synchronizing wheel.Rotating shaft is driven
Dynamic arrangements for speed regulation are simple and practical and driving precision is high.
Preferably, described bearing coal casting segregation control device also includes：Environment temperature sensor.Environment temperature
Sensor is beneficial to further improve control accuracy.
A kind of control method of bearing coal casting segregation control device, described bearing coal casting segregation control device
Include the limiting structure of above-mentioned bearing coal casting segregation control device；Described bearing coal casting segregation control device
Control method includes：（1）According to the specification of centrifugally cast sliding bearing, connect by the way that the adjusted frame of three-D electric precision slide unit is non-
The double colorimetric infrared temperature-test sensors of touch are adjusted to set orientation, by the adjusted frame of lifting electric precision slide unit by watt temperature
Sensor adjustment is connected to setting position, cooling water nozzle group with cooling water source；（2）By preheating temperature be 300 ± 10 DEG C and pass through
Watt body after tining is connected by rear end cap with chuck front end；（3）Rotating shaft driven speed regulating drive shaft and watt body rotate, and turn
Rotating speed is adjusted to 290rpm, and coal solution is at the uniform velocity continuously poured into from plug hole；（4）When a watt temperature sensor measures a watt wall temperature
When dropping to 360 ± 10 DEG C, cooling water nozzle group sprays cooling water cooling, while rotating shaft rotating speed downgrades 220 rpm；（5）When
When measuring a watt temperature and being reduced to 300 ± 10 DEG C, rotating shaft rotating speed is increased to 290 rpm；（6）When a watt temperature drops to≤120 DEG C
When, stop spray cooling water, rotating shaft is slowly decelerated to stopping；（7）Air cooling more than 24 hours after the completion of spun casting, and measure a watt body
When the difference of temperature and environment temperature is less than 30 DEG C, machining is transferred to.The control of described bearing coal casting segregation control device
Method also includes：（8）In casting cycle, contactless double colorimetric infrared temperature-test sensors carry out distant to the real time temperature of coal
Survey and pass the signal to controller, via controller is drawn temperature after being calculated by simple Neural Network Based Nonlinear control algolithm and become
Change curve；For simple Neural Network Based Nonlinear control algolithm using three one output control algorithms of input, three inputs are coal table
Face temperature input, environment temperature input and watt external wall temperature input, an output are linear velocity output watt gusset linear velocity in vivo
Output.
The control method of described bearing coal casting segregation control device can meet make to melt during spun casting
Melt the big CuSn5 and SnSb compounds of the density in coal to be segregated to aggregation on the outside of lining, improve the adhesion of coal and watt body
With the bearing capacity of bearing；Detected after sliding bearing processing with nondestructive inspection, testing result display ultrasound and coloring are qualified；Gold
Phase constitution detection shows coal with body junction even tissue, without coarse grain, copper and tin and copper antimonial without display；Through crow
Gold detects with watt body adhesion, adhesion >=70MPa.
Compared with prior art, the beneficial effects of the invention are as follows：Bearing coal casting segregation control device pours in centrifugation
During casting the big CuSn5 and SnSb compounds of density in melting coal will not be segregated to aggregation on the outside of lining, improve crow
Gold and the adhesion of watt body and the bearing capacity of bearing；Rotating shaft driven speed regulating, which is provided with servomotor, can improve rotating shaft rotating speed
Adjustment precision；Coal temperature sensor and watt temperature sensor do not contact with measured object, ensure that measurement is reliable and stable.Three
The orientation of the adjusted frame adjustment coal temperature sensor of electric precision slide unit is tieed up, laser range finder coordinates adjustment to be beneficial to improve adjustment
Precision；The distance of coal temperature sensor measurement end and drive end bearing bracket front end is 0.85m to 2m, and coal temperature sensor is non-contact
The double colorimetric infrared temperature-test sensors of formula, and the angle between the measurement axis and watt body pivot center of coal temperature sensor is
40 ° to 90 °, the accurate precision of thermometric is high.The position of the adjusted frame regulation watt temperature sensor of lifting electric precision slide unit, laser
Rangefinder coordinates regulation to be beneficial to improve degree of regulation.Rotating shaft driven speed regulating is simple and practical and driving precision is high.Environment
Temperature sensor is beneficial to further improve control accuracy.The control method of described bearing coal casting segregation control device can expire
The big CuSn5 and SnSb compounds of the density in melting coal will not be made inclined to aggregation on the outside of lining during sufficient spun casting
Analysis, improve coal and the adhesion of watt body and the bearing capacity of bearing；Detected after sliding bearing processing with nondestructive inspection, detection knot
Fruit display ultrasound and coloring are qualified；Metallographic structure detection shows coal and body junction even tissue, without coarse grain, copper
Tin is with copper antimonial without display；Detected through coal and watt body adhesion, adhesion >=70MPa.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
In figure：Rotating shaft 1, chuck 2, centrifugal casting machine 3, watt body 4, plug hole 5, drive end bearing bracket 6, rear end cap 7, coal temperature pass
Sensor 8, cooling water nozzle group 9, watt temperature sensor 10, environment temperature sensor 11, servomotor 12, controller 13, three
Tie up electric precision slide unit 14, adjustment frame 15, laser range finder 16, lifting electric precision slide unit 17, adjusting bracket 18, active synchronization wheel
19th, driven synchronizing wheel 20, timing belt 21.
Embodiment
It is shown below in conjunction with the accompanying drawings that the present invention is described further.
As shown in Figure 1：A kind of bearing coal casting segregation control device, including：Provided with rotating shaft 1 and with the front end of rotating shaft 1
The centrifugal casting machine 3 of the chuck 2 of key connection, watt body 4, provided with plug hole 5 and with the drive end bearing bracket 6 of the front end mode connects for screw of watt body 4, point
Not with the rear end of watt body 4 and the rear end cap 7 of the front end mode connects for screw of chuck 2, located at the front side of drive end bearing bracket 6 and it is provided with relative with plug hole 5
Coal temperature sensor 8 adjusting seat, the cooling water nozzle group 9 on the upside of the gusset of watt body 4, provided with outside the gusset of watt body 4
The adjustment seat of the relative watt temperature sensor 10 in side, environment temperature sensor 11, the rotating shaft driving provided with servomotor 12 are adjusted
Speed variator, it is electrically connected respectively with coal temperature sensor 8, watt temperature sensor 10, environment temperature sensor 11, servomotor 12
The controller 13 connect.
Described adjusting seat includes：Three-D electric precision slide unit 14, connect with the sliding block screw of three-D electric precision slide unit 14
The adjustment frame 15 connect, it is relative with the front end of drive end bearing bracket 6 and with the laser range finder 16 of the mode connects for screw of adjustment frame 15；Coal TEMP
Device 8 and the mode connects for screw of adjustment frame 15；Coal temperature sensor 8 is contactless double colorimetric infrared temperature-test sensors；Coal temperature
The measurement end of sensor 8 and the distance of the front end of drive end bearing bracket 6 are 1.5m；The measurement axis of coal temperature sensor 8 and the rotary shaft of watt body 4
Angle between line is 60 °；The motor of three-D electric precision slide unit 14 electrically connects with controller 13.
Described adjustment seat includes：Lifting electric precision slide unit 17, connect with the sliding block screw of lifting electric precision slide unit 17
The adjusting bracket 18 connect, the laser range finder 16 with the mode connects for screw of adjusting bracket 18；Watt temperature sensor 10 and the screw of adjusting bracket 18
Connection；The motor of lifting electric precision slide unit 17 electrically connects with controller 13.
Described rotating shaft driven speed regulating includes：With the active synchronization wheel 19 of the output shaft key connection of servomotor 12,
With the driven synchronizing wheel 20 of the key connection of rotating shaft 1, the timing belt being connected respectively with active synchronization wheel 19 and driven synchronizing wheel 20
21。
A kind of control method of bearing coal casting segregation control device, described bearing coal casting segregation control device
Include the limiting structure of above-mentioned bearing coal casting segregation control device；Described bearing coal casting segregation control device
Control method includes：（1）According to the specification of centrifugally cast sliding bearing, pass through 14 adjusted frame 15 of three-D electric precision slide unit
Contactless double colorimetric infrared temperature-test sensors are adjusted to set orientation, will by 17 adjusted frame 18 of lifting electric precision slide unit
Setting position is arrived in the regulation of watt temperature sensor 10, and cooling water nozzle group 9 is connected with cooling water source；（2）It is 300 by preheating temperature
DEG C and watt body 4 after tining pass through rear end cap 7 and the front end mode connects for screw of chuck 2；（3）Rotating shaft driven speed regulating drive shaft
1 and watt body 4 rotate, the rotating speed of rotating shaft 1 is adjusted to 290rpm, and coal solution is at the uniform velocity continuously poured into from plug hole 5；（4）When a watt temperature
When sensor 10 measures a watt wall temperature and drops to 360 DEG C, cooling water nozzle group 9 sprays cooling water cooling, while the rotating speed of rotating shaft 1 is adjusted
It is down to 220 rpm；（5）When measuring the temperature of watt body 4 and being reduced to 300 DEG C, the rotating speed of rotating shaft 1 is increased to 290 rpm；（6）When the temperature of watt body 4
When degree drops to=120 DEG C, stop spray cooling water, rotating shaft 1 is slowly decelerated to stopping；（7）Air cooling 24 hours after the completion of spun casting
More than, and when the difference for measuring the temperature of watt body 4 and environment temperature is less than 30 DEG C, it is transferred to machining.
The control method of described bearing coal casting segregation control device also includes：（8）It is non-contact in casting cycle
The double colorimetric infrared temperature-test sensors of formula take remote measurement to the real time temperature of coal and pass the signal to controller 13, via controller
13 after the calculating of simple Neural Network Based Nonlinear control algolithm by drawing temperature variation curve；Simple Neural Network Based Nonlinear control
For algorithm using three one output control algorithms of input, three inputs are the input of coal surface temperature, environment temperature input and watt body 4
Outside wall temperature inputs, and an output is linear velocity output watt gusset linear velocity output in vivo.
The beneficial effects of the invention are as follows：Bearing coal casting segregation control device will not make to melt during spun casting
Melt the big CuSn5 and SnSb compounds of the density in coal to be segregated to aggregation on the outside of lining, improve the adhesion of coal and watt body
With the bearing capacity of bearing；Rotating shaft driven speed regulating, which is provided with servomotor, can improve the Adjustment precision of rotating shaft rotating speed；Coal temperature
Degree sensor and watt temperature sensor do not contact with measured object, ensure that measurement is reliable and stable.Three-D electric precision slide unit
The orientation of adjusted frame adjustment coal temperature sensor, laser range finder coordinate adjustment to be beneficial to improve Adjustment precision；Coal temperature
Sensor measurement end and the distance of drive end bearing bracket front end are 1.5m, and coal temperature sensor passes for contactless double colorimetric infrared measurement of temperature
Sensor, and the angle between the measurement axis and watt body pivot center of coal temperature sensor is 60 °, the accurate precision of thermometric is high.
The position of the adjusted frame regulation watt temperature sensor of lifting electric precision slide unit, laser range finder coordinate regulation to be adjusted beneficial to raising
Save precision.Rotating shaft driven speed regulating is simple and practical and driving precision is high.Environment temperature sensor is beneficial to further improve
Control accuracy.The control method of described bearing coal casting segregation control device can meet make to melt during spun casting
Melt the big CuSn5 and SnSb compounds of the density in coal to be segregated to aggregation on the outside of lining, improve the adhesion of coal and watt body
With the bearing capacity of bearing；Detected after sliding bearing processing with nondestructive inspection, testing result display ultrasound and coloring are qualified；Gold
Phase constitution detection shows coal with body junction even tissue, without coarse grain, copper and tin and copper antimonial without display；Through crow
Gold detects with watt body adhesion, adhesion >=70MPa.
The present invention can change into that various ways are apparent to one skilled in the art, and such change is not considered as
Depart from the scope of the present invention.All such technical staff to the field obviously change, and are included within this right
Within the scope of it is required that.
Claims (7)
1. a kind of bearing coal casting segregation control device, including：The centrifugation for the chuck being connected provided with rotating shaft and with rotating shaft front end
Casting machine, watt body；It is characterized in that described bearing coal casting segregation control device also includes：Provided with plug hole and with a watt body
The drive end bearing bracket of front end connection, rear end cap be connected respectively with watt body rear end and chuck front end, on front side of the drive end bearing bracket and be provided with
The adjusting seat of the relative coal temperature sensor of plug hole, the cooling water nozzle group of side is placed located at watt side, provided with a watt body
The adjustment seat of relative watt temperature sensor on the outside of gusset, the rotating shaft driven speed regulating provided with servomotor, respectively with crow
Golden temperature sensor, watt temperature sensor, environment temperature sensor, the controller of servomotor electrical connection.
2. bearing coal casting segregation control device according to claim 1, it is characterized in that, described adjusting seat includes：
Three-D electric precision slide unit, the adjustment frame being connected with the sliding block of three-D electric precision slide unit, it is relative with drive end bearing bracket front end and with tune
The laser range finder of whole frame connection；Coal temperature sensor is connected with adjustment frame；Coal temperature sensor is contactless double ratios
Color infrared temperature-test sensor；The distance at coal temperature sensor measurement end and drive end bearing bracket front end is 0.85m to 2m；Coal temperature passes
Angle between the measurement axis and watt body pivot center of sensor is 40 ° to 90 °；The motor of three-D electric precision slide unit with
Controller electrically connects.
3. bearing coal casting segregation control device according to claim 1, it is characterized in that, described adjustment seat includes：
Lifting electric precision slide unit, the adjusting bracket being connected with the sliding block of lifting electric precision slide unit, the laser ranging being connected with adjusting bracket
Instrument；Watt temperature sensor is connected with adjusting bracket；The motor of lifting electric precision slide unit is electrically connected with the controller.
4. the bearing coal casting segregation control device according to claim 1 or 2 or 3, it is characterized in that, described rotating shaft is driven
Dynamic arrangements for speed regulation include：With the active synchronization wheel of the output axis connection of servomotor, the driven synchronizing wheel being connected with rotating shaft, respectively
The timing belt being connected with active synchronization wheel and driven synchronizing wheel.
5. the bearing coal casting segregation control device according to claim 1 or 2 or 3, it is characterized in that, in addition to：Environment
Temperature sensor.
6. a kind of control method of bearing coal casting segregation control device, described bearing coal casting segregation control device bag
Limiting structure containing the bearing coal casting segregation control device described in claim 1 to any one of claim 5；Its feature
It is that the control method of described bearing coal casting segregation control device includes：（1）According to the rule of centrifugally cast sliding bearing
Lattice, it is adjusted to set orientation by the contactless double colorimetric infrared temperature-test sensors of the adjusted frame of three-D electric precision slide unit, leads to
The adjusted frame of lifting electric precision slide unit is crossed to adjust watt temperature sensor to setting position, cooling water nozzle group and cooling water
Source connects；（2）By preheating temperature be 300 ± 10 DEG C and watt body after tining is connected by rear end cap with chuck front end；（3）Turn
Axle driven speed regulating drive shaft and watt body rotate, and rotating shaft rotating speed is adjusted to 290rpm, coal is at the uniform velocity continuously poured into from plug hole
Solution；（4）When a watt temperature sensor, which measures a watt wall temperature, drops to 360 ± 10 DEG C, cooling water nozzle group sprays cooling water
Cooling, while rotating shaft rotating speed downgrades 220 rpm；（5）When measuring a watt temperature and being reduced to 300 ± 10 DEG C, rotating shaft rotating speed increases
To 290 rpm；（6）When a watt temperature drops to≤120 DEG C, stop spray cooling water, rotating shaft is slowly decelerated to stopping；（7）From
Air cooling more than 24 hours after the completion of heart casting, and measure watt temperature with the difference of environment temperature less than 30 DEG C when, be transferred to machining.
7. a kind of control method of bearing coal casting segregation control device according to claim 6, it is characterized in that, it is described
Bearing coal casting segregation control device control method also include：（8）In casting cycle, contactless double colorimetrics are infrared
Temperature transducer takes remote measurement to the real time temperature of coal and passes the signal to controller, and via controller passes through simple nerve net
Network nonlinear control algorithm draws temperature variation curve after calculating；Simple Neural Network Based Nonlinear control algolithm is defeated using three
Enter an output control algorithm, three inputs are the input of coal surface temperature, environment temperature input and watt external wall temperature input, and one is defeated
Go out i.e. linear velocity output watt gusset linear velocity output in vivo.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710424710.0A CN107695316B (en) | 2017-06-07 | 2017-06-07 | Bearing coal casting segregation control device and control method |
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|---|---|---|---|
| CN201710424710.0A CN107695316B (en) | 2017-06-07 | 2017-06-07 | Bearing coal casting segregation control device and control method |
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| CN107695316A true CN107695316A (en) | 2018-02-16 |
| CN107695316B CN107695316B (en) | 2019-06-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828751A (en) * | 2021-10-09 | 2021-12-24 | 中船重工重庆智能装备工程设计有限公司 | Centrifugal casting machine |
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