CN206192935U - Tight real rate of green -sand water content quick detection device of three parameters of wet strength - Google Patents
Tight real rate of green -sand water content quick detection device of three parameters of wet strength Download PDFInfo
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- CN206192935U CN206192935U CN201620845207.3U CN201620845207U CN206192935U CN 206192935 U CN206192935 U CN 206192935U CN 201620845207 U CN201620845207 U CN 201620845207U CN 206192935 U CN206192935 U CN 206192935U
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- sand
- wet strength
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Abstract
Tight real rate of green -sand water content quick detection device of three parameters of wet strength relates to casting green -sand detection area. It has solved the problem of current laboratory with green -sand measuring device structure complicacy and measurement parameter simplification. The device by a lower kind of section of thick bamboo, go up an appearance section of thick bamboo, a supplementary appearance section of thick bamboo, sand position detection electrode, add sand groove, shale shaker, compaction system appearance jar, displacement measurement unit, wet strength and move back a kind loading jar, a system appearance pressure head, pressure sensor, wet intensity measurement and move back a kind pressure head, go up an appearance section of thick bamboo driving cylinder, lower kind driving cylinder, bottom plate, circularly move back a kind hole, the moisture determination electrode constitutes. The device not only has the multi -parameter and detects function, simple structure moreover. The utility model is suitable for a measurement of the tight real rate of green -sand, water content, wet strength.
Description
Technical field
The utility model belongs to casting green-sand detection field, and in particular to a kind of green-sand compact rate of molding-water content-is wet strong
Spend three parameter device for fast detecting.
Background technology
The performance of green-sand directly affects the quality of casting mold, and then influences the quality of casting.According to statistics, 65% is had more than
Casting wasted product is caused due to green-sand quality problems.In order to obtain high-quality green-sand, it is necessary to the performance of green-sand
Parameter is tested, wherein, compact rate of molding, water content and wet strength are three important indexs of green-sand.Compact rate of molding refers to molding sand
Volume reducing rate before and after consolidation, refers to the slip of sand sample consolidation anterior and posterior height when being determined with standard sample cylinder；Water content is
Refer to green-sand in contained humidity number, weighting method after dried, electric-resistivity method or capacitance measurement can be used；Wet strength is green-sand sample
The maximum stress that be can bear before destruction.Although at present having developed various about compact rate of molding, water content and wet strength parameter
Use for laboratory measurement apparatus, but some measurement apparatus are bulky, complex structure, are not suitable for the use in laboratory, have
Although measurement apparatus small volume, measurement green-sand parameter is relatively simple, therefore, it is necessary to development structure is simple and can carry out
The device of green-sand multi-parameter detection, the need for meeting laboratory measurement.
The content of the invention
The utility model is to solve existing use for laboratory green-sand measurement apparatus complex structure and measurement parameter list
A kind of one problem changed, there is provided the green-sand compact rate of molding-parameter device for fast detecting of water content-wet strength three.
Green-sand compact rate of molding-parameter the device for fast detecting of water content-wet strength three, it includes lower sample cylinder, loading cylinder, auxiliary
Sample cylinder, sand position detecting electrode, plus sand launder, vibratory sieve, compacting sample preparation cylinder, displacement measurement unit, wet strength and move back sample loading cylinder, system
Sample pressure head, pressure sensor, wet strength measure and move back sample pressure head, loading cylinder driving cylinder, lower sample cylinder driving cylinder, base plate, circle and move back
Sample hole, moisture measurement electrode.
Described moisture measurement electrode is a pair of arc-shaped electrodes and is embedded in the inside of described lower sample cylinder, described
Lower sample cylinder be rigidly connected with the extension bar of described lower sample cylinder driving cylinder, described loading cylinder and described loading cylinder driving cylinder
Extension bar be rigidly connected, described loading cylinder is located at the top of described lower sample cylinder, collectively forms green-sand test specimen tube, described
Auxiliary sample cylinder be located at the top of described loading cylinder and maintain static, described sand position detecting electrode is a pair of circular arcs electricity
Pole and it is symmetrical be embedded on the inwall of described auxiliary sample cylinder, described plus sand launder be located at the bottom of described vibratory sieve and
Its port of export is located at the top of described auxiliary sample cylinder, and described sample preparation pressure head is rigidly fixed in stretching for described compacting sample preparation cylinder
The end of rod, the measuring staff of described displacement measurement unit is connected with the extension bar of described compacting sample preparation cylinder, and described is wet strong
Degree measures and moves back sample pressure head coaxial rigid and is fixed on described pressure sensor, and described pressure sensor coaxial rigid is fixed
In described wet strength and the end of the extension bar for moving back sample loading cylinder, the two ends of described base plate rigidly fix motionless and are located at
The bottom of described lower sample cylinder, described circle is provided with described base plate and moves back sample hole, and described circle moves back the center in sample hole
Axis measures and moves back the central axes of sample pressure head, described lower sample cylinder, loading cylinder, auxiliary sample cylinder, system with the wet strength
The central axis of sample pressure head overlaps.
Preferably：A diameter of 50mm of described lower sample cylinder, highly it is 50mm, a diameter of 50mm of described loading cylinder,
Highly it is 70mm, a diameter of 50mm of described auxiliary sample cylinder, is highly 30mm.
Preferably：The lower diameter that described wet strength measured and moved back sample pressure head is 30mm, is highly 50mm, and described is wet
Ionization meter and move back the upper diameter of sample pressure head for 48mm, be highly 5mm, a diameter of 48mm, the height of described sample preparation pressure head
It is 5mm, described circle moves back a diameter of 52mm in sample hole.
Preferably：The height of described moisture measurement electrode is 50mm, material is beryllium-bronze, described sand position detection electricity
The height of pole is 5mm, material is beryllium-bronze.
The utility model has the following effects that compared with prior art：By matching somebody with somebody for lower sample cylinder, loading cylinder and auxiliary sample cylinder
Close, complete green-sand sample preparation, the tight of green-sand can be measured by displacement measurement unit, pressure sensor and moisture measurement electrode
Not only there is real rate, wet strength, water content, the present apparatus multi-parameter to detect function, and simple structure.
Brief description of the drawings
Fig. 1 is the letter of green-sand compact rate of molding described in the utility model-parameter device for fast detecting of water content-wet strength three
Figure.
Specific embodiment
The utility model is elaborated below according to accompanying drawing 1 preferred embodiment.
Specific embodiment：Referring to accompanying drawing 1, the green-sand compact rate of molding-parameter device for fast detecting of water content-wet strength three,
It includes lower sample tin 1, loading cylinder 2, auxiliary sample cylinder 3, sand position detecting electrode 4, adds sand launder 5, vibratory sieve 6, compacting sample preparation cylinder 7, position
Measuring unit 8, wet strength and move back sample loading cylinder 9, sample preparation pressure head 10, the measurement of pressure sensor 11, wet strength and move back sample pressure head
12nd, loading cylinder driving cylinder 13, lower sample cylinder driving cylinder 14, base plate 15, circle move back sample hole 16, moisture measurement electrode 17.
Described moisture measurement electrode 17 is a pair of arc-shaped electrodes and is embedded in the inside of described lower sample cylinder 1, institute
The lower sample cylinder 1 stated is rigidly connected with the extension bar of described lower sample cylinder driving cylinder 14, described loading cylinder 2 and described loading cylinder
The extension bar of driving cylinder 13 is rigidly connected, and described loading cylinder 2 is located at the top of described lower sample cylinder 1, collectively forms green-sand
Test specimen tube, described auxiliary sample cylinder 3 is located at the top of described loading cylinder 2 and maintains static, described sand position detecting electrode 4
Be a pair of arc-shaped electrodes and it is symmetrical be embedded on the inwall of described auxiliary sample cylinder 3, described plus sand launder 5 is located at described
Vibratory sieve 6 bottom and its port of export is located at the top of described auxiliary sample cylinder 3, described sample preparation pressure head 10 is rigidly fixed
In the end of the extension bar of described compacting sample preparation cylinder 7, the measuring staff and described compacting sample preparation cylinder of described displacement measurement unit 8
7 extension bar connection, described wet strength measures and moves back the coaxial rigid of sample pressure head 12 and is fixed on described pressure sensor 11,
The described coaxial rigid of pressure sensor 11 is fixed on the end of described wet strength and the extension bar for moving back sample loading cylinder 9, described
The two ends of base plate 15 rigidly fix motionless and positioned at the bottom of described lower sample cylinder 1, be provided with described base plate 15 described
Circle move back sample hole 16, the central axis that described circle moves back sample hole 16 measures and moves back the center of sample pressure head 12 with the wet strength
Axis overlaps, and described lower sample cylinder 1, loading cylinder 2, the auxiliary sample tin 3, central axis of sample preparation pressure head 10 overlaps.
A diameter of 50mm of described lower sample cylinder 1, highly it is 50mm, a diameter of 50mm of described loading cylinder 2, is highly
70mm, a diameter of 50mm of described auxiliary sample cylinder 3, highly it is 30mm, described wet strength measurement and moves back under sample pressure head 12
The a diameter of 30mm in portion, highly it is 50mm, described wet strength measurement and moves back the upper diameter of sample pressure head 12 and be 48mm, be highly
5mm, a diameter of 48mm of described sample preparation pressure head 10, highly it is 5mm, described circle moves back a diameter of 52mm in sample hole 16.
The height of described moisture measurement electrode 17 is that 50mm, material are beryllium-bronze, described sand position detecting electrode 4
Highly for 5mm, material be beryllium-bronze.
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 (3)
1. green-sand compact rate of molding-parameter device for fast detecting of water content-wet strength three, it is characterised in that it includes lower sample cylinder
（1）, loading cylinder（2）, auxiliary sample cylinder（3）, sand position detecting electrode（4）, plus sand launder（5）, vibratory sieve（6）, compacting sample preparation cylinder（7）、
Displacement measurement unit（8）, wet strength and move back sample loading cylinder（9）, sample preparation pressure head（10）, pressure sensor（11）, wet strength measurement
With move back sample pressure head（12）, loading cylinder driving cylinder（13）, lower sample cylinder driving cylinder（14）, base plate（15）, circle move back sample hole（16）, it is aqueous
Measurement electrode（17）, described moisture measurement electrode（17）For a pair of arc-shaped electrodes and it is embedded in described lower sample cylinder
（1）Inside, described lower sample cylinder（1）With described lower sample cylinder driving cylinder（14）Extension bar be rigidly connected, described loading
Cylinder（2）With described loading cylinder driving cylinder（13）Extension bar be rigidly connected, described loading cylinder（2）Positioned at described lower sample cylinder
（1）Top, collectively form green-sand test specimen tube, described auxiliary sample cylinder（3）Positioned at described loading cylinder（2）Top and
Maintain static, described sand position detecting electrode（4）It is a pair of arc-shaped electrodes and symmetrical is embedded in described auxiliary sample cylinder
（3）Inwall on, described plus sand launder（5）Positioned at described vibratory sieve（6）Bottom and its port of export is located at described auxiliary
Sample cylinder（3）Top, described sample preparation pressure head（10）It is rigidly fixed in described compacting sample preparation cylinder（7）Extension bar end,
Described displacement measurement unit（8）Measuring staff and described compacting sample preparation cylinder（7）Extension bar connection, described wet strength measurement
With move back sample pressure head（12）Coaxial rigid is fixed on described pressure sensor（11）On, described pressure sensor（11）It is coaxial firm
Property be fixed on described wet strength and move back sample loading cylinder（9）Extension bar end, described base plate（15）Two ends it is rigidly solid
It is fixed motionless and positioned at described lower sample cylinder（1）Bottom, in described base plate（15）On be provided with described circle and move back sample hole
（16）, described circle moves back sample hole（16）Central axis sample pressure head is measured and moved back with the wet strength（12）Central axis weight
Close, described lower sample cylinder（1）, loading cylinder（2）, auxiliary sample cylinder（3）, sample preparation pressure head（10）Central axis overlap.
2. green-sand compact rate of molding according to claim 1-parameter device for fast detecting of water content-wet strength three, its feature
It is, described lower sample cylinder（1）A diameter of 50mm, be highly 50mm, described loading cylinder（2）A diameter of 50mm, height
It is 70mm, described auxiliary sample cylinder（3）A diameter of 50mm, be highly 30mm, described wet strength measurement and move back sample pressure head
（12）Lower diameter be 30mm, be highly 50mm, described wet strength measurement and move back sample pressure head（12）Upper diameter be
48mm, highly be 5mm, described sample preparation pressure head（10）A diameter of 48mm, be highly 5mm, described circle moves back sample hole（16）
A diameter of 52mm.
3. green-sand compact rate of molding according to claim 1-parameter device for fast detecting of water content-wet strength three, its feature
It is, described moisture measurement electrode（17）Height be 50mm, material be beryllium-bronze, described sand position detecting electrode（4）
Height for 5mm, material be beryllium-bronze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620845207.3U CN206192935U (en) | 2016-08-08 | 2016-08-08 | Tight real rate of green -sand water content quick detection device of three parameters of wet strength |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620845207.3U CN206192935U (en) | 2016-08-08 | 2016-08-08 | Tight real rate of green -sand water content quick detection device of three parameters of wet strength |
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| CN206192935U true CN206192935U (en) | 2017-05-24 |
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| CN201620845207.3U Expired - Fee Related CN206192935U (en) | 2016-08-08 | 2016-08-08 | Tight real rate of green -sand water content quick detection device of three parameters of wet strength |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632889A (en) * | 2019-01-16 | 2019-04-16 | 中国矿业大学 | One kind is based on electrical measuring method detection goaf solid filling compactness detection device and detection method |
-
2016
- 2016-08-08 CN CN201620845207.3U patent/CN206192935U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632889A (en) * | 2019-01-16 | 2019-04-16 | 中国矿业大学 | One kind is based on electrical measuring method detection goaf solid filling compactness detection device and detection method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20180808 |
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