CN206185079U - Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured - Google Patents
Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured Download PDFInfo
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- CN206185079U CN206185079U CN201620844841.5U CN201620844841U CN206185079U CN 206185079 U CN206185079 U CN 206185079U CN 201620844841 U CN201620844841 U CN 201620844841U CN 206185079 U CN206185079 U CN 206185079U
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Abstract
Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured relates to casting sand sand preparation field. It has solved current green -sand sand mulling device owing to do not carry out real -time detection and feedback to the green -sand number, and accuracy is inadequately calculated to the feasible inventory of adding, and then causes green -sand mulling problem of low quality. The device constitutes by drawing together spiral sampler, spout, squeezing cylinder, pressure sensor, clamp plate, scraper blade jar, test specimen tube, ejecting jar, roof, displacement sensor, computer system, water flow sensor, electromagnetic water valve, clay masuring bucket, buggy masuring bucket, old sand fill, used sand temperature sensor, old sand weighing sensor, roller mill. The utility model is suitable for an automatic mulling process has improved the mulling quality of green -sand.
Description
Technical field
The utility model belongs to casting sand sand process field, and in particular to a kind of to be measured based on compact rate of molding and cohesive strength
The automatic mixing device of green-sand.
Background technology
The complicated mixture that green-sand is made up of quartz sand, clay, water, coal dust etc., the direct shadow of performance of green-sand
The quality of casting mold is rung, and then influences the quality of casting.And the performance of green-sand depends on component, wherein water content is one important
Index, it is too high or too low all to cause the huge fluctuation of green-sand quality, so as to cause casting wasted product to increase.Therefore, in mulling
During must strictly control the water content of green-sand.The control of current water content through frequently with by measure green-sand some
Parameter, and then automatically controlled, but many automatic control equipments can not carry out the real-time detection of these parameters, therefore deposit
In hysteresis quality.In fact, to reach the automatic Quality of Mixing Sand of preferable green-sand, it is necessary to be vary during real-time detection mulling
The parameter of green-sand, and as feedback signal back to computer control system, and then the inventory for needing to add is calculated, so as to
Eliminate mulling during Parameters variation hysteresis quality, it is ensured that the other performance of green-sand for example wet strength, mouldability, gas permeability it is steady
It is qualitative.
The content of the invention
The utility model is to solve existing green-sand mixing device due to not carrying out real-time detection to green-sand number
And feedback, and cause that adding inventory calculates not accurate enough, in turn results in green-sand Quality of Mixing Sand problem not high, there is provided it is a kind of
Based on the automatic mixing device of green-sand that compact rate of molding and cohesive strength are measured.
Based on the automatic mixing device of green-sand that compact rate of molding and cohesive strength are measured, it includes screwed sampler, chute, compacting
Cylinder, pressure sensor, pressing plate, scraper plate cylinder, test specimen tube, liftout tank, top board, displacement transducer, computer system, water-carrying capacity sensing
Device, electromagnetic water valve, clay measure hopper, coal dust measure hopper, old sand bucket, used sand temperature sensor, old sand weighing sensor, mulling
Machine.
Described screwed sampler is arranged on the side wall of puddle mixer and is inserted perpendicularly into puddle mixer, and chute is arranged on mulling
The bottom of the screwed sampler of the side wall of machine, the green-sand that test specimen tube is vertically mounted on chute skids off bottom and the test specimen tube at end
The green-sand of upper edge and chute skid off and hold level with both hands neat, using top board the bottom of as, mounting of roof plate is in liftout tank for the lower end of test specimen tube
On power output rod, scraper plate cylinder is installed on the right side of test specimen tube, and squeezing cylinder is installed on the top of test specimen tube, pressure sensor, pressing plate according to
On the secondary power output rod installed in squeezing cylinder, pressing plate, test specimen tube, the central axis of top board overlap, displacement transducer measuring staff
It is connected with the power output rod of liftout tank, the water outlet end of water flow sensor is connected with the water inlet end of electromagnetic water valve, electromagnetism
The water outlet end of water valve is accessed in puddle mixer, and clay measure hopper, coal dust measure hopper, old sand bucket are installed in the top of puddle mixer,
The clay port of export of clay measure hopper and the discharge end of coal dust measure hopper are accessed in puddle mixer, and old sand is installed in old sand bucket
Temperature sensor and old sand weighing sensor.
The displacement signal output end of described displacement transducer electrically connects with the first signal input channel of computer system
Connect, the signal output end of pressure sensor is electrically connected with the secondary signal input channel of computer system, old sand is weighed
The weighing-up wave output end of sensor is electrically connected with the 3rd signal input channel of computer system, used sand temperature sensor
Temperature signal output end is electrically connected with the 4th signal input channel of computer system, and the flow signal of water flow sensor is defeated
Go out end to be electrically connected with the 5th signal input channel of computer system, the first control signal output and the top of computer system
Go out the control signal input electrical connection of cylinder, the second control signal output of computer system and the control signal of squeezing cylinder
Input is electrically connected, and the 3rd control signal output and the control signal input of scraper plate cylinder of computer system electrically connect
Connect, the 4th control signal output of computer system is electrically connected with the control signal input of screwed sampler, computer
5th control signal output of system is electrically connected with the control signal input of coal dust measure hopper, and the 6th of computer system the
Control signal output is electrically connected with the control signal input of electromagnetic water valve, the 7th control signal output of computer system
End is electrically connected with the control signal input of clay measure hopper.
The utility model has the following effects that compared with prior art：Due to the displacement transducer and pressure sensor that use
Real-time detection displacement signal and pressure signal, and calculate compact rate of molding and cohesive strength automatically, then according to compact rate of molding, cohesive strength, old
Sand weight, used sand temperature are calculated need to add inventory, and by the addition of computer system control material, make its precision higher,
Substantially increase the Quality of Mixing Sand of green-sand.
Brief description of the drawings
Fig. 1 is the composition letter of the automatic mixing device of green-sand based on compact rate of molding and cohesive strength measurement in the utility model
Figure.
Specific embodiment
The utility model is elaborated below according to accompanying drawing 1 preferred embodiment.
Specific embodiment：Referring to accompanying drawing 1, based on the automatic mixing device of green-sand that compact rate of molding and cohesive strength are measured, it
Including screwed sampler 1, chute 2, squeezing cylinder 3, pressure sensor 4, pressing plate 5, scraper plate cylinder 6, test specimen tube 7, top board 8, liftout tank
9th, displacement transducer 10, computer system 11, water flow sensor 12, electromagnetic water valve 13, clay measure hopper 14, coal dust measure hopper
15th, old sand bucket 16, used sand temperature sensor 17, old sand weighing sensor 18, puddle mixer 19.
Described screwed sampler 1 is arranged on the side wall of puddle mixer 19 and is inserted perpendicularly into puddle mixer 19, and chute 2 is installed
In the bottom of the screwed sampler 1 of the side wall of puddle mixer 19, the green-sand that test specimen tube 7 is vertically mounted on chute 2 is skidded off under end
The upper edge of portion and test specimen tube 7 and the green-sand of chute 2 are skidded off holds level with both hands neat, and the lower end of test specimen tube 7 is using top board 8 as bottom, top board
8 are arranged on the power output rod of liftout tank 9, and scraper plate cylinder 6 is installed on the right side of test specimen tube 7, and squeezing cylinder is installed on the top of test specimen tube 7
3, pressure sensor 4, pressing plate 5 are sequentially arranged on the power output rod of squeezing cylinder 3, pressing plate 5, test specimen tube 7, the center of top board 8
Axis overlaps, and the measuring staff of displacement transducer 10 is connected with the power output rod of liftout tank 9, the delivery port of water flow sensor 12
End is connected with the water inlet end of electromagnetic water valve 13, in the water outlet end access puddle mixer 19 of electromagnetic water valve 13, clay measure hopper 14,
Coal dust measure hopper 15, old sand bucket 16 are installed in the top of puddle mixer 19, and the clay port of export and coal dust of clay measure hopper 14 are determined
The discharge end of batch box 15 is accessed in puddle mixer 19, installs used sand temperature sensor 17 in old sand bucket 16 and old sand is weighed biography
Sensor 18.
The displacement signal output end of described displacement transducer 10 is electric with the first signal input channel of computer system 11
Gas is connected, and the signal output end of pressure sensor 4 is electrically connected with the secondary signal input channel of computer system 11, old
The weighing-up wave output end of sand weighing sensor 18 is electrically connected with the 3rd signal input channel of computer system 11, old sand temperature
4th signal input channel of the temperature signal output end and computer system 11 of spending sensor 17 is electrically connected, water-carrying capacity sensing
The flow signal output end of device 12 is electrically connected with the 5th signal input channel of computer system 11, and the of computer system 11
One control signal output is electrically connected with the control signal input of liftout tank 9, the second control signal of computer system 11
The control signal input of output end and squeezing cylinder 3 is electrically connected, the 3rd control signal output of computer system 11 with scrape
The control signal input electrical connection of plate cylinder 6, the 4th control signal output and the screwed sampler 1 of computer system 11
Control signal input is electrically connected, and the 5th control signal output of computer system 11 is believed with the control of coal dust measure hopper 15
The electrical connection of number input, the 6th control signal output of computer system 11 and the control signal input of electromagnetic water valve 13
Electrical connection, the 7th control signal output and the control signal input of clay measure hopper 14 of computer system 11 electrically connect
Connect.
The course of work is as follows：
Under the control of computer system 11, screwed sampler 1 is started by the 4th control signal output, from puddle mixer 19
Middle taking-up green-sand, green-sand is slipped into test specimen tube 7 along chute 2, after green-sand is filled up in test specimen tube 7, by computer system
11 the 3rd control signal output starts scraper plate cylinder 6, unnecessary green-sand is struck off, while sealing the top of test specimen tube 7, counts
First control signal output output signal of calculation machine system 11, starts liftout tank 9, drives top board 8 to be compacted green-sand, while
The measuring staff of displacement transducer 10 rises together, and displacement signal is sent to by the first signal input channel of computer system 11
Computer system 11, and compact rate of molding is calculated, then, scraper plate cylinder 6 is retracted, and opens the top of test specimen tube 7, is moved in the continuation of liftout tank 9,
Green-sand sample is ejected from test specimen tube 7, squeezing cylinder 3 receives the letter of the second control signal output of computer system 11
After number, pressure sensor 4 and pressing plate 5 is driven to move down, by the crushing of green-sand sample, during crushing, the pressure of pressure sensor 4
Signal sends computer system 11 to by the secondary signal input channel of computer system 11, and calculates cohesive strength, and old sand claims
Retransmit the 3rd signal of the weighing-up wave, the temperature letter of used sand temperature sensor 17 of sensor 18 respectively by computer system 11 defeated
Enter passage and the 4th signal input channel sends computer system 11 to, old sand weight and temperature, then, computer are tried to achieve automatically
System 11 calculates and needs amount of water, need to add clay amount and need coal powder amount according to compact rate of molding, cohesive strength, old sand weight, used sand temperature,
Then, computer system 11 is separately turned on coal dust measure hopper 15, electromagnetism water by the five, the six, the 7th control signal outputs
Valve 13 and clay measure hopper 14, to coal dust and clay is quantitatively added in puddle mixer 19, amount of water is monitored by water flow sensor 12,
And the 5th signal input channel by computer system 11 sends computer system 11 to, when reach need amount of water when, calculate
Machine system 11 closes electromagnetic water valve 13 by the 6th control signal output, stops adding water.
Present embodiment is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (1)
1. the automatic mixing device of green-sand for being measured based on compact rate of molding and cohesive strength, it is characterised in that it includes screwed sampler
（1）, chute（2）, squeezing cylinder（3）, pressure sensor（4）, pressing plate（5）, scraper plate cylinder（6）, test specimen tube（7）, top board（8）, ejection
Cylinder（9）, displacement transducer（10）, computer system（11）, water flow sensor（12）, electromagnetic water valve（13）, clay measure hopper
（14）, coal dust measure hopper（15）, old sand bucket（16）, used sand temperature sensor（17）, old sand weighing sensor（18）, puddle mixer
（19）, described screwed sampler（1）Installed in puddle mixer（19）Side wall and be inserted perpendicularly into puddle mixer（19）In, chute（2）
Installed in puddle mixer（19）Side wall screwed sampler（1）Bottom, test specimen tube（7）It is vertically mounted on chute（2）Wet type
Sand skids off the bottom at end and test specimen tube（7）Upper edge and chute（2）Green-sand skid off and hold neat, test specimen tube level with both hands（7）Lower end
With top board（8）As bottom, top board（8）Installed in liftout tank（9）Power output rod on, test specimen tube（7）Right side install scraper plate
Cylinder（6）, test specimen tube（7）Top install squeezing cylinder（3）, pressure sensor（4）, pressing plate（5）It is sequentially arranged at squeezing cylinder（3）'s
On power output rod, pressing plate（5）, test specimen tube（7）, top board（8）Central axis overlap, displacement transducer（10）Measuring staff with
Liftout tank（9）Power output rod be connected, water flow sensor（12）Water outlet end and electromagnetic water valve（13）Water inlet end
It is connected, electromagnetic water valve（13）Water outlet end access puddle mixer（19）In, clay measure hopper（14）, coal dust measure hopper（15）, it is old
Sand hopper（16）It is installed in puddle mixer（19）Top, clay measure hopper（14）The clay port of export and coal dust measure hopper（15）'s
Access puddle mixer in discharge end（19）In, old sand bucket（16）Middle installation used sand temperature sensor（17）With old sand weighing and sensing
Device（18）, described displacement transducer（10）Displacement signal output end and computer system（11）The first signal input channel
Electrical connection, pressure sensor（4）Signal output end and computer system（11）Secondary signal input channel it is electric
Connection, old sand weighing sensor（18）Weighing-up wave output end and computer system（11）The 3rd signal input channel it is electric
Connection, used sand temperature sensor（17）Temperature signal output end and computer system（11）The 4th signal input channel it is electric
Connection, water flow sensor（12）Flow signal output end and computer system（11）The 5th signal input channel electrically connect
Connect, computer system（11）The first control signal output and liftout tank（9）Control signal input electrical connection, calculate
Machine system（11）The second control signal output and squeezing cylinder（3）Control signal input electrical connection, computer system
（11）The 3rd control signal output and scraper plate cylinder（6）Control signal input electrical connection, computer system（11）'s
4th control signal output and screwed sampler（1）Control signal input electrical connection, computer system（11）
Five control signal outputs and coal dust measure hopper（15）Control signal input electrical connection, computer system（11）The 6th
Control signal output and electromagnetic water valve（13）Control signal input electrical connection, computer system（11）The 7th control
Signal output part and clay measure hopper（14）Control signal input electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620844841.5U CN206185079U (en) | 2016-08-08 | 2016-08-08 | Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620844841.5U CN206185079U (en) | 2016-08-08 | 2016-08-08 | Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured |
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| Publication Number | Publication Date |
|---|---|
| CN206185079U true CN206185079U (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620844841.5U Expired - Fee Related CN206185079U (en) | 2016-08-08 | 2016-08-08 | Automatic sand mulling device of green -sand based on tight real rate and cohesive strength are measured |
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| CN (1) | CN206185079U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160861A (en) * | 2019-05-31 | 2019-08-23 | 共享智能铸造产业创新中心有限公司 | Moulding sand for casting strength test unit and its device |
| CN116297071A (en) * | 2022-12-05 | 2023-06-23 | 马鞍山海森控电气有限公司 | Air permeability tester for casting molding sand and testing method thereof |
-
2016
- 2016-08-08 CN CN201620844841.5U patent/CN206185079U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160861A (en) * | 2019-05-31 | 2019-08-23 | 共享智能铸造产业创新中心有限公司 | Moulding sand for casting strength test unit and its device |
| CN116297071A (en) * | 2022-12-05 | 2023-06-23 | 马鞍山海森控电气有限公司 | Air permeability tester for casting molding sand and testing method thereof |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20180808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |