CN109128093A - A kind of equipment and application method of the cooling metal type dies of immersion water mist - Google Patents
A kind of equipment and application method of the cooling metal type dies of immersion water mist Download PDFInfo
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- CN109128093A CN109128093A CN201810882739.8A CN201810882739A CN109128093A CN 109128093 A CN109128093 A CN 109128093A CN 201810882739 A CN201810882739 A CN 201810882739A CN 109128093 A CN109128093 A CN 109128093A
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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
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
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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
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a kind of equipment of the cooling metal type dies of immersion water mist, including PLC control cabinet, chassis, upright bar, elevator chamber, cantilever and Compound cooling generating device, elevator chamber interior side is equipped with the chain fixer of briquette form；Upright bar bottom end side and top is ipsilateral is respectively provided with sprocket wheel, bottom sprocket is connect with output shaft of gear-box；Chain is equipped between upper lower sprocket, chain is connected by chain fixer with elevator chamber；Water-filled pipe is equipped with inside Compound cooling generating device, water-filled pipe lower end is equipped with vent line, and pneumatic atomizer is connected between vent line and water-filled pipe, and atomizer is directed toward in Compound cooling generating device.Single accessory whorl placenta cooling time was reduced to 500 seconds by the present invention by 3000 seconds, solved the problems, such as the casting flaws such as shrinkage porosite, dendrite, is improved product success rate to 99.5% or more, be can greatly improve product quality and reduce production cost.
Description
Technical field
The present invention relates to casting technology field, the equipment of specifically a kind of cooling metal type dies of immersion water mist.
Background technique
One of most important component is aluminum alloy pattern block in automobile tire mould, and the technical level of pattern block directly affects
The level of tire-mold.Currently, having become mainstream means in the industry by low pressure casting aluminum alloy pattern blocks of tire mold.?
In foundry production, the cooling of metal type dies used not only influences the solidification sequence of casting, influences casting quality, and
Production efficiency is significantly limited, production cost is improved.
It for cooling problem, nowadays mostly uses both at home and abroad through vane, air-cooled measure is carried out using compressed air, but should
There are the significant drawbacks of cooling effect difference for cooling provision.In production, cooling time be up to 3000s, accordingly cause natural gas and
Power consumption is substantially increased, and becomes and natural gas and the maximum project of electric energy are lost in the industry, also, the disadvantage causes casting solidification
Easily there is the defects of shrinkage porosite, dendrite in overlong time, causes scrap of the product.In addition, being carried out in mould inside setting water cooled pipeline
Recirculated water cooling can also obtain good result, but the treatment process window is smaller, be not easy to carry out process control, and to metal pattern die
Tool damage is larger, and every 15 times or so water coolings of progress need replacing mold, therefore water-cooling pattern can not be generalizable.
Repetition test research has shown that, uses a kind of cooling technique merely, all there is corresponding defect, it is impossible to meet production requirements.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of setting for cooling metal type dies of immersion water mist
It is standby, have by air, water mist Compound cooling low pressure casting aluminum alloy resultant metal pattern, has that energy consumption is small, effect is strong, economical real
With remarkable advantages such as, the degree of automation.
To achieve the above object, a kind of equipment of the cooling metal type dies of immersion water mist, including PLC are controlled the present invention
Cabinet, chassis, upright bar, elevator chamber, cantilever and Compound cooling generating device, upright bar are equipped with elevator chamber, and elevator chamber is each up and down
It is symmetrical arranged a bearing, elevator chamber interior side is equipped with the chain fixer of briquette form；Upright bar bottom end side is equipped with electricity
Machine, electric machine main shaft connect gearbox；Upright bar bottom end side and top is ipsilateral is respectively provided with sprocket wheel, bottom sprocket and output shaft of gear-box
Connection；Chain is equipped between upper lower sprocket, chain is connected by chain fixer with elevator chamber；It is outstanding that elevator chamber is equipped with one
Arm, the cantilever other end are connect with Compound cooling generating device；Water-filled pipe, water-filled pipe are equipped with inside Compound cooling generating device
Lower end is equipped with vent line, and pneumatic atomizer is connected between vent line and water-filled pipe, and atomizer is directed toward composite cold
But generating device center.
Further, the pedestal uses metal framework structure, and the pedestal leading portion is equipped with positioning screw, the screw rod upper end
Equipped with crank；The pedestal is equipped with control cabinet rack, and the rear end of rack is equipped with pushing hands；The pedestal lower end is equipped with idler wheel.
Further, the upright bar is equipped with elevator chamber；Upright bar bottom end side is equipped with motor；Upright bar bottom end side
And top is ipsilateral is respectively provided with sprocket wheel；The upright bar front and rear sides are respectively provided with a linear slide rail；The upright bar is set with motor side
There is limited block, is equipped with water pipe and ventilation pipe inside the upright bar.
Further, the elevator chamber is each up and down is symmetrical arranged one and is placed in linear slide rail and can be along linear slide rail
The bearing of rolling, the elevator chamber interior side are equipped with the chain fixer of briquette form；One is fixed on the elevator chamber
Cantilever.
Further, the motor is servo motor, and electric machine main shaft connects gearbox, the output shaft of gear-box and bottom end chain
Wheel connection；The gearbox is small-sized step gear gearbox.
Further, the cantilever uses steel construction, and the cantilever laid inside has water pipe and ventilation pipe, described outstanding
Arm one end is connect with Compound cooling generating device.
Further, the water pipe connects constant pressure water supply device, and the constant pressure water supply device is tied with PLC phase
It closes, by water-filled pipe, realization supplies water to Compound cooling generating device.
Further, the ventilation pipe connects external high pressure air accumulator, is equipped with pressure sensor inside the ventilation pipe,
After control signal required for PLC is converted and zoomed into pressure sensor signal by transmitter, electricity is passed through by PLC control cabinet
Magnet valve controls atomizer, realizes the open and close of atomizer, and can be adjusted as needed to air pressure, in turn
Realize the adjustment to water mist state.
Further, the ventilation pipe and water pipe and other routes inside the cantilever and upright bar, passes through flexible PVC pipe
The connection of material realization upright bar and cantilever case.
Further, a vent line and a water-filled pipe are one group, square vertically along Compound cooling generating device
To 8 groups of equidistant array, it is divided into group 1, group 2, group 3, group 4, group 5, group 6, group 7, group 8 from bottom to top.
The present invention also provides a kind of equipment application method of the cooling metal type dies of above-mentioned immersion water mist, including it is following
Step:
The equipment is pushed into designated position by pushing hands and turns down positioning screw by crank by step 1；
Step 2, control control servo motor by PLC, are sending power to lower end sprocket wheel by output shaft by gearbox,
Drive chain drives elevator chamber and cantilever to decline along upright bar to sprocket wheel again, until Compound cooling generating device drops to and need to cool down gold
Genotype mold upper end；
Step 3, using the pressurization stages end time as initial time, to pressurization stages after start within the 30th second, pass through PLC tune
Section group 1,2 pipeline gas pressure of group to 2MPa control solenoid valve, opening group 1,2 pneumatic atomizers 16 of group, to gold by PLC
Genotype mold upper end is gas-cooled, and persistently cools down 200 seconds, casting top of supply line is made to complete to solidify first, prevents casting upper end from contracting
Pine simultaneously reduces setting time；
Step 4 produces conductivity≤30 μ s/cm pure water by water purification machine；Start within the 230th second after to pressurization stages,
By PLC, pure water is supplied to Compound cooling generating device by water-filled pipe using constant pressure water supply device, passes through PLC
Solenoid valve is controlled, respectively in the 240th second, 250 seconds, 260 seconds, 270 seconds, 280 seconds, 290 seconds, 300 seconds, 310 seconds successively opening groups 1
To organizing 8 pneumatic atomizers, and pipeline pressure is carried out by PLC and is adjusted to 5MPa, passes through the gas in Compound cooling generating device
Streaming atomizer is cold to metal type dies water inlet mist；
Compound cooling generating device decrease speed-time graph is arranged in step 5, controls motor by PLC, sends out Compound cooling
Generating apparatus is moved according to setting program, and Compound cooling generating device is kept at the uniform velocity to move downward with the speed of 0.25cm/s, until
It is completed according to setting Cheng Xun operation.Thus it is cold that water mist is from top to bottom carried out to low pressure casting die, makes casting in the shorter time
It is interior to complete solidification according to certain solidification sequence；
Step 6 after the completion of casting is cooling, controls motor by PLC and Compound cooling generating device is driven to rise, until limited block
After stop；Positioning screw is turned up by crank and is pushed open the equipment by pushing hands.
Beneficial effects of the present invention:
Compound cooling generating device decrease speed is controlled by PLC, adjusts air pressure and control water mist cooling process, realizes process certainly
Dynamicization control keeps casting solidification sequence controllable, single accessory whorl placenta cooling time was reduced to 500 seconds by 3000 seconds, solves contracting
The casting flaws problem such as pine, dendrite improves product success rate to 99.5% or more, can greatly improve product quality and reduce life
Cost is produced, is of great significance to industry development.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is schematic view of the front view of the invention.
Fig. 2 is overlooking structure diagram of the invention.
Fig. 3 is the schematic perspective view of Compound cooling generating device group of the present invention.
Specific embodiment
As shown in Figure 1-3,
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clearly and completely
Description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after) of institute is only used for solving in the embodiment of the present invention
It releases in the relative positional relationship under a certain particular pose (as shown in the picture) between each component, if the particular pose changes
Become, then directionality instruction also correspondingly changes correspondingly.
Such as Fig. 1 and Fig. 2, the present invention provides a kind of equipment of cooling metal type dies of immersion water mist, for casting to low pressure
It makes alloy product (tire-mold) metal type dies and carries out Compound cooling, reach and shorten the casting solidification time, improve product matter
Amount, reduces the purpose of product rejection rate.
A kind of equipment of the cooling metal type dies of immersion water mist, including PLC control cabinet, chassis 2, upright bar 3, elevator chamber 4,
Cantilever 5 and Compound cooling generating device 6, upright bar are equipped with elevator chamber 4, and elevator chamber 4 is each up and down to be symmetrical arranged a bearing
7,4 interior side of elevator chamber is equipped with the chain fixer 8 of briquette form；3 bottom end side of upright bar is equipped with motor 9,9 main shaft of motor
Connect gearbox 10；3 bottom end side of upright bar and top is ipsilateral is respectively provided with sprocket wheel 11, bottom sprocket 11 and 10 output shaft 12 of gearbox
Connection；Chain 13 is equipped between upper lower sprocket 11, chain 13 is connected by chain fixer 8 with elevator chamber 4；On elevator chamber 4
Equipped with a cantilever 5,5 other end of cantilever is connect with Compound cooling generating device 6；Water flowing is equipped with inside Compound cooling generating device 6
Pipeline 14,14 lower end of water-filled pipe are equipped with vent line 15, air-flowing type mist are connected between vent line 15 and water-filled pipe 14
Change device 16, atomizer is directed toward 6 center of Compound cooling generating device.
The pedestal 2 uses metal framework structure, and 2 leading portion of pedestal is equipped with positioning screw 17,17 upper end of screw rod
Equipped with crank 18；The pedestal is equipped with control cabinet rack 19, and the rear end of rack is equipped with pushing hands 20；2 lower end of pedestal is equipped with
Idler wheel 21.The upright bar 33 is equipped with elevator chamber 4；The 33 bottom end side of upright bar is equipped with motor 9；The 3 bottom end side of upright bar
And top is ipsilateral is respectively provided with sprocket wheel；3 front and rear sides of upright bar are respectively provided with a linear slide rail 22；The elevator chamber is left up and down
Right each one arranged symmetrically is placed in the bearing 7 that can be rolled in linear slide rail 22 and along linear slide rail, and the motor 9 is servo electricity
Machine, 9 main shaft of motor connect gearbox 10, and 10 output shaft 12 of gearbox is connect with bottom sprocket 11；The gearbox 10 is
Small-sized step gear gearbox；The cantilever uses steel construction, and the cantilever laid inside has water pipe (not shown) and leads to
Feed channel (not shown), the water pipe connect constant pressure water supply device (not shown), the constant pressure water supply device
It is combined with PLC, by water-filled pipe 14, realization supplies water to Compound cooling generating device 6；The ventilation pipe connection is outer
Portion's high pressure tank (not shown), the ventilation pipe inside are equipped with pressure sensor 24, and pressure sensor signal passes through pick-up
After control signal required for PLC is converted and zoomed into device, atomizer is controlled by solenoid valve by PLC control cabinet,
It realizes the open and close of atomizer, and air pressure can be adjusted as needed, and then realize the adjustment to water mist state；
One vent line and water-filled pipe are one group, along 8 groups of the equidistant array of Compound cooling generating device vertical direction, by
It is divided into group 1, group 2, group 3, group 4, group 5, group 6, group 7, group 8 upwards down.
A kind of equipment application method of the above-mentioned cooling metal type dies of immersion water mist comprising the steps of:
Step 1: the equipment is pushed by designated position by pushing hands 20 and positioning screw 17 is turned down by crank 18；
Step 2: control controls servo motor 9 by PLC, is sending power to lower end by output shaft 12 by gearbox 10
Sprocket wheel 11, drive chain 13 drives elevator chamber 4 and cantilever 5 to decline along upright bar 3 to sprocket wheel 11 again, until Compound cooling generating device
6 drop to and need to cool down metal type dies upper end；
Step 3: using the pressurization stages end time as initial time, to pressurization stages after start within the 30th second, pass through PLC tune
Section group 1,2 pipeline gas pressure of group to 2MPa control solenoid valve, opening group 1,2 pneumatic atomizers 16 of group, to gold by PLC
Genotype mold upper end is gas-cooled, and persistently cools down 200 seconds, casting top of supply line is made to complete to solidify first, prevents casting upper end from contracting
Pine simultaneously reduces setting time；
Step 4: conductivity≤30 μ s/cm pure water is produced by water purification machine；Start within the 230th second after to pressurization stages,
By PLC, pure water is supplied to Compound cooling generating device 6 by water-filled pipe 14 using constant pressure water supply device, is passed through
PLC controls solenoid valve, successively opens the 240th second, 250 seconds, 260 seconds, 270 seconds, 280 seconds, 290 seconds, 300 seconds, 310 seconds respectively
Group 1 is adjusted to 5MPa by PLC progress pipeline pressure to organizing 8 pneumatic atomizers, by Compound cooling generating device
Pneumatic atomizer is cold to metal type dies water inlet mist；
Step 5: setting Compound cooling generating device decrease speed-time graph controls motor by PLC, sends out Compound cooling
Generating apparatus is moved according to setting program, and Compound cooling generating device is kept at the uniform velocity to move downward with the speed of 0.25cm/s, until
It is completed according to setting Cheng Xun operation.Thus it is cold that water mist is from top to bottom carried out to low pressure casting die, makes casting in the shorter time
It is interior to complete solidification according to certain solidification sequence.
Step 6: after the completion of casting is cooling, controlling motor 9 by PLC and Compound cooling generating device driven to rise 6, until
Stop after limited block 23；Positioning screw 17 is turned up by crank 18 and is pushed open the equipment by pushing hands.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any
Those skilled in the art, made equivalent changes and modifications under the premise of not departing from design and the principle of the present invention,
It should belong to the scope of protection of the invention.
Claims (10)
1. a kind of equipment of the cooling metal type dies of immersion water mist, it is characterised in that: including PLC control cabinet, chassis, upright bar,
Elevator chamber, cantilever and Compound cooling generating device, upright bar are equipped with elevator chamber, and elevator chamber is each up and down to be symmetrical arranged an axis
It holds, elevator chamber interior side is equipped with the chain fixer of briquette form；Upright bar bottom end side is equipped with motor, electric machine main shaft connection
Gearbox；Upright bar bottom end side and top is ipsilateral is respectively provided with sprocket wheel, bottom sprocket is connect with output shaft of gear-box；Upper lower sprocket it
Between be equipped with chain, chain is connected by chain fixer with elevator chamber；Elevator chamber is equipped with a cantilever, the cantilever other end and multiple
Close cooling generating device connection；Water-filled pipe is equipped with inside Compound cooling generating device, water-filled pipe lower end is equipped with vent line,
Pneumatic atomizer is connected between vent line and water-filled pipe, atomizer is directed toward Compound cooling generating device center.
2. a kind of equipment of the cooling metal type dies of immersion water mist as described in claim 1, it is characterised in that: the pedestal
Using metal framework structure, the pedestal leading portion is equipped with positioning screw, and the screw rod upper end is equipped with crank；The pedestal is equipped with control
Cabinet-type air conditioner frame processed, the rear end of rack are equipped with pushing hands；The pedestal lower end is equipped with idler wheel.
3. a kind of equipment of the cooling metal type dies of immersion water mist as described in claim 1, it is characterised in that: the upright bar
It is equipped with elevator chamber；Upright bar bottom end side is equipped with motor；Upright bar bottom end side and top is ipsilateral is respectively provided with sprocket wheel；Institute
It states upright bar front and rear sides and is respectively provided with a linear slide rail；The upright bar is equipped with limited block with motor side；It is set inside the upright bar
There are water pipe and ventilation pipe.
4. a kind of equipment of the cooling metal type dies of immersion water mist as described in claim 1, it is characterised in that: the lifting
Case is each up and down to be symmetrical arranged one and is placed in the bearing that can be rolled in linear slide rail and along linear slide rail, in the elevator chamber
Portion side is equipped with the chain fixer of briquette form；A cantilever is fixed on the elevator chamber.
5. a kind of equipment of the cooling metal type dies of immersion water mist as described in claim 1, it is characterised in that: the motor
For servo motor, electric machine main shaft connects gearbox, and the output shaft of gear-box is connect with bottom sprocket；The gearbox is small-sized
Step gear gearbox.
6. a kind of equipment of the cooling metal type dies of immersion water mist as claimed in claim 3, it is characterised in that: the water flowing
Pipeline connects constant pressure water supply device, and the constant pressure water supply device is combined with PLC, by water-filled pipe, realization pair
Compound cooling generating device supplies water.
7. a kind of equipment of the cooling metal type dies of immersion water mist as claimed in claim 3, it is characterised in that: the ventilation
Pipeline connects external high pressure air accumulator, is equipped with pressure sensor inside the ventilation pipe, pressure sensor signal passes through pick-up
After control signal required for PLC is converted and zoomed into device, atomizer is controlled by solenoid valve by PLC control cabinet,
It realizes the open and close of atomizer, and air pressure can be adjusted as needed, and then realize the adjustment to water mist state.
8. a kind of equipment of the cooling metal type dies of immersion water mist as claimed in claim 3, it is characterised in that: the cantilever
And the ventilation pipe inside upright bar and water pipe and other routes, pass through the company that flexible PVC tubing realizes upright bar and cantilever case
It connects.
9. a kind of equipment of the cooling metal type dies of immersion water mist as described in claim 1, it is characterised in that: a ventilation
Pipeline and a water-filled pipe are one group, along 8 groups of the equidistant array of Compound cooling generating device vertical direction, are divided into group from bottom to top
1, group 2, group 3, group 4, group 5, group 6, group 7, group 8.
10. a kind of application method of the equipment of the cooling metal type dies of immersion water mist as described in claim 1, feature exist
In, comprising the following steps:
The equipment is pushed into designated position by pushing hands and turns down positioning screw by crank by step 1；
Step 2, control control servo motor by PLC, are sending power to lower end sprocket wheel by output shaft by gearbox,
Drive chain drives elevator chamber and cantilever to decline along upright bar to sprocket wheel again, until Compound cooling generating device drops to and need to cool down gold
Genotype mold upper end；
Step 3, using the pressurization stages end time as initial time, to pressurization stages after start within the 30th second, pass through PLC tune
Section group 1,2 pipeline gas pressure of group to 2MPa control solenoid valve, opening group 1,2 pneumatic atomizers 16 of group, to gold by PLC
Genotype mold upper end is gas-cooled, and persistently cools down 200 seconds, casting top of supply line is made to complete to solidify first, prevents casting upper end from contracting
Pine simultaneously reduces setting time；
Step 4 produces conductivity≤30 μ s/cm pure water by water purification machine；Start within the 230th second after to pressurization stages,
By PLC, pure water is supplied to Compound cooling generating device by water-filled pipe using constant pressure water supply device, passes through PLC
Solenoid valve is controlled, respectively in the 240th second, 250 seconds, 260 seconds, 270 seconds, 280 seconds, 290 seconds, 300 seconds, 310 seconds successively opening groups 1
To organizing 8 pneumatic atomizers, and pipeline pressure is carried out by PLC and is adjusted to 5MPa, passes through the gas in Compound cooling generating device
Streaming atomizer is cold to metal type dies water inlet mist；
Compound cooling generating device decrease speed-time graph is arranged in step 5, controls motor by PLC, sends out Compound cooling
Generating apparatus is moved according to setting program, and Compound cooling generating device is kept at the uniform velocity to move downward with the speed of 0.25cm/s, until
It is completed according to setting Cheng Xun operation.Thus it is cold that water mist is from top to bottom carried out to low pressure casting die, makes casting in the shorter time
It is interior to complete solidification according to certain solidification sequence.
Step 6 after the completion of casting is cooling, controls motor by PLC and Compound cooling generating device is driven to rise, until limited block
After stop；Positioning screw is turned up by crank and is pushed open the equipment by pushing hands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882739.8A CN109128093A (en) | 2018-08-06 | 2018-08-06 | A kind of equipment and application method of the cooling metal type dies of immersion water mist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882739.8A CN109128093A (en) | 2018-08-06 | 2018-08-06 | A kind of equipment and application method of the cooling metal type dies of immersion water mist |
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| CN109128093A true CN109128093A (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810882739.8A Pending CN109128093A (en) | 2018-08-06 | 2018-08-06 | A kind of equipment and application method of the cooling metal type dies of immersion water mist |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915810A (en) * | 2021-09-09 | 2022-01-11 | 徐州铭德轴承有限公司 | Cooling device for preparing plane bearing |
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| CN113915810A (en) * | 2021-09-09 | 2022-01-11 | 徐州铭德轴承有限公司 | Cooling device for preparing plane bearing |
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