CN105891031B - A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion - Google Patents
A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion Download PDFInfo
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- CN105891031B CN105891031B CN201610222958.4A CN201610222958A CN105891031B CN 105891031 B CN105891031 B CN 105891031B CN 201610222958 A CN201610222958 A CN 201610222958A CN 105891031 B CN105891031 B CN 105891031B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion, cylinder is equipped with position limiting structure close to the bottom of cylinder barrel, there are spaces to form gas chamber between position limiting structure and the pedestal of cylinder, the upper cover of piston rod of cylinder is equipped with resetting spring, one end of resetting spring is against on the piston for being installed in cylinder piston rod bottom end, and the other end is against the top of the cylinder barrel of cylinder；The cylinder barrel of cylinder is equipped with the starting level sensor for detecting piston position at position limiting structure, is respectively equipped with the air inlet pipeline and gas exhaust piping being connected to gas chamber on the pedestal of cylinder, air inlet pipeline and gas exhaust piping are connect with air pump and air bleeding valve respectively；Pressure sensor is connected to gas chamber to detect the indoor barometric information of gas；Probe is fixed on the top end face of cylinder piston rod；Controller is electrically connected with air bleeding valve, starting level sensor, pressure sensor and air pump respectively.Detector reliability height, accuracy of detection and detection efficiency are high, can significantly improve the qualification rate and production efficiency of product.
Description
Technical field
The present invention relates to a kind of construction material detecting instruments, and in particular to a kind of forced air entrained concrete base of probe fine motion
Body hardness detecting instrument.
Background technology
Autoclave aerated concrete building block is a kind of lightweight, the porous novel building material with yellow sand, flyash etc. for raw material
Material, has many advantages, such as lightweight, heat preservation, sound insulation, fire prevention and can process, is quick for installation, is the wall for replacing solid clay brick at present
Material is classified as " safety durable, energy conservation and environmental protection, convenient green building material " by country.
Autoclave aerated concrete building block production stirred by Raw material processing, dispensing, poured into a mould, rested, cut, the works such as steam press maintenance
Sequence forms.Air entrained concrete slurry needs after cast are rested 2-3 hours in resting room, and ability curing molding has certain
After intensity, it is sent to cutting link cutting.It rests excessively, green body hardness is excessive, and when cutting is easily damaged cutter device；It rests not
Foot, green body is shapeless, and overturning is susceptible to mould phenomenon of collapsing when lifting.
The method that the feel and experience of generally use professional technician is combined at this stage is come to steam-pressing aero-concrete
It whether fully to rest, and rests and be connected whether opportunity is rationally judged between process and cutting action, this mode
Poor reliability, accuracy of detection and detection efficiency are all very low, and can cause the mass uniformity of steam-pressing aero-concrete that can not protect
Card.
Invention content
In view of the above existing problems in the prior art, the present invention provides a kind of forced Aerated concrete blanks of probe fine motion
Hardness detecting instrument, detector reliability height, accuracy of detection and detection efficiency are high, are effective to ensure that steam-pressing aero-concrete matter
The homogeneity of amount can significantly improve the qualification rate of product, be conducive to the production efficiency for improving product.
To achieve the goals above, the present invention provides a kind of forced Aerated concrete blank hardness determination of probe fine motion
Instrument, including probe, cylinder, pressure sensor and controller, the cylinder are equipped with position limiting structure, the limit close to the bottom of cylinder barrel
There are spaces between bit architecture and the pedestal of cylinder to form gas chamber, and the upper cover of piston rod of the cylinder is equipped with resetting spring, multiple
One end of position spring is against on the piston for being installed in cylinder piston rod bottom end, and the other end is against the top of the cylinder barrel of cylinder；It is described
The cylinder barrel of cylinder is equipped with starting level sensor for detecting the piston position at position limiting structure, on the pedestal of the cylinder
It is respectively equipped with the air inlet pipeline and gas exhaust piping being connected to gas chamber, air inlet pipeline and gas exhaust piping connect with air pump and air bleeding valve respectively
It connects；The pressure sensor is connected to gas chamber；The probe is fixed on the top end face of cylinder piston rod；The control
Device is electrically connected with air bleeding valve, starting level sensor, pressure sensor and air pump respectively.
In the technical scheme, gas is injected into the gas chamber of cylinder using air pump to generate the thrust for pushing piston, and
Probe when being contacted with billet surface, green body hardness can reaction prevent piston rod to stretching out outside cylinder on piston, gas
Indoor gas continues to gather, when the indoor air pressure of gas is more than billet surface hardness to the thrust moment of piston, piston rod meeting
Probe moment is pushed to burst into inside green body, starting level sensor will promptly be sent out when piston just leaves initial position
One electric signal, controller control rapidly air pump stopping action, during piston action, gas chamber after receiving the electric signal
The barometric information of interior whole process is transferred to controller through pressure sensor, is filtered out and the current hardness phase of green body to be detected by controller
Matched maximum pressure value.The detection time of the detector is short, reliability is high, accuracy of detection and detection efficiency are high, can effectively protect
The homogeneity for demonstrate,proving steam-pressing aero-concrete quality, can significantly improve the qualification rate of product, be conducive to the production efficiency for improving product,
And then preferable economic well-being of workers and staff can be obtained.
Further, further include the display being connect with controller in order to be visually observed that testing result.
Further, in order to keep the detector easy to carry, and can be easy to operation, further include the frame being fixedly connected with cylinder
Body, controller, display, air pump and air bleeding valve are arranged in frame body.
Further, in order to keep manufacturing process simple, the position limiting structure is to be fixedly provided on cylinder barrel inner wall
Limit annulus is at least two pieces symmetrical limiting plates being fixedly provided on cylinder barrel inner wall.
Further, in order to make the small volume of the detector, the frame body be fixed on the pedestal of cylinder.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
In figure：1, probe, 2, cylinder, 3, position limiting structure, 4, gas chamber, 5, resetting spring, 6, piston, 7, start bit sensing
Device, 8, air inlet pipeline, 9, gas exhaust piping, 10, air pump, 11, air bleeding valve, 12, display, 13, frame body.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion, including probe 1, cylinder 2,
Pressure sensor and controller, the cylinder 2 are equipped with position limiting structure 3, the position limiting structure 3 and cylinder 2 close to the bottom of cylinder barrel
Pedestal between there are spaces to form gas chamber 4, the upper cover of piston rod of the cylinder 2 is equipped with resetting spring 5, resetting spring 5
One end is against on the piston 6 for being installed in 2 piston rod bottom end of cylinder, and the other end is against the top of the cylinder barrel of cylinder 2；The cylinder 2
Cylinder barrel be equipped with starting level sensor 7 for detecting 6 position of the piston at position limiting structure 3, on the pedestal of the cylinder 2
Be respectively equipped with the air inlet pipeline 8 that is connected to gas chamber 4 and gas exhaust piping 9, air inlet pipeline 8 and gas exhaust piping 9 respectively with air pump 10 and
Air bleeding valve 11 connects；The pressure sensor is connected to gas chamber 4 to detect the barometric information in gas chamber 4；The fixation of the probe 1 is set
Set on the top end face of 2 piston rod of cylinder, probe 1 is preferably cylinder, the axial line of probe 1 preferably with 2 piston rod of cylinder
Axial line coincide；The controller is electrically connected with air bleeding valve 11, starting level sensor 7, pressure sensor and air pump 10 respectively
It connects.
Into the gas chamber 4 of cylinder 2 inject gas using air pump 10 to generate the thrust for pushing piston 6, and probe 1 with base
When body surface face contacts, green body hardness can reaction prevent piston rod to stretching out outside cylinder 2 on piston 6, the gas in gas chamber 4
Body continues to gather, and when the air pressure in gas chamber 4 is more than billet surface hardness to the thrust moment of piston 6, piston rod can push spy
1 moment of needle bursts into inside green body, and starting level sensor 7 will promptly send out one when piston 6 just leaves initial position
A electric signal, controller control rapidly 10 stopping of air pump action, in 6 action process of piston, gas after receiving the electric signal
Whole barometric information is transferred to controller through pressure sensor in room 4, is filtered out by controller currently hard with green body to be detected
The maximum pressure value to match is spent, technical staff matches the maximum pressure value that controller filters out with the hardness of qualified billet surface
Value is that standard is compared, you can to know whether the hardness of green body to be measured reaches standard.The detector reliability is high, detection is smart
Degree and detection efficiency are high, are effective to ensure that the homogeneity of steam-pressing aero-concrete quality, can significantly improve the qualification rate of product,
Be conducive to improve the production efficiency of product, and then preferable economic well-being of workers and staff can be obtained.
Further include the display 12 being connect with controller to be visually observed that testing result.
In order to keep the detector easy to carry, and can be easy to operation, further include the frame body 13 being fixedly connected with cylinder 2, control
Device, display 12, air pump 10 and air bleeding valve 11 processed are arranged in frame body 13.
In order to keep manufacturing process simple, the position limiting structure 3 is the limit circle being fixedly provided in 2 inner wall of cylinder of cylinder
Ring is at least two pieces symmetrical limiting plates being fixedly provided in 2 inner wall of cylinder of cylinder.
In order to make the small volume of the detector, the frame body 13 be fixed on the pedestal of cylinder 2.
In use, probe 1 is contradicted in billet surface, the cylinder barrel of stabilized cylinder 2, make it that position movement not occur,
The start button for pressing controller makes air pump 10 start to work, and compressed gas is through air inlet pipeline 8 into air inlet chamber 4, pressure sensor
Barometric information in detection gas chamber 4 in real time, as air gathers in gas chamber 4, the air pressure in gas chamber 4 gradually increases, and reaches one
When threshold value, the high pressure gas in gas chamber 4 pushes piston 6 to move out, and then the piston rod of cylinder 2 pushes 1 moment of probe quick-fried
It rushes in inside green body, when starting level sensor 7 detects that piston 6 leaves initial position, a letter can be sent out to controller
Number A, controller control air pump 10 after receiving signal A and are stopped, open simultaneously air bleeding valve 11 and begin through gas exhaust piping 9
It is exhausted.Air pressure in gas chamber 4 continuously decreases, and then so that the piston rod of cylinder 2 is restored by the elastic force of resetting spring 5
A signal B is sent out to controller again when starting level sensor 7 detects that piston 6 reaches initial position to initial position,
Controller closes air bleeding valve 11 after receiving signal B.In the whole process, controller, which is recorded, starts since air pump 10 to row
Air valve 11 closes the barometric information change procedure in the gas chamber 4 in this detection cycle, filters out maximum gas pressure value, passes through display
Device 12 is shown, can be convenient for matching the hardness number of billet surface according to the atmospheric pressure value in gas chamber 4 in this way, operating personnel,
Can be that the numerical value that standard shows display 12 is compared according to the hardness matching value of qualified billet surface, to reach
The purpose for quickly and accurately obtaining billet surface hardness, can guarantee that green body to be detected carries out cutting work when hardness is suitable in this way
Industry is effective to ensure that the homogeneity of steam-pressing aero-concrete quality, can significantly improve the qualification rate of product, is conducive to improve production
The production efficiency of product.
Claims (5)
1. a kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion, including probe（1）, which is characterized in that also wrap
Include cylinder（2）, pressure sensor and controller, the cylinder（2）It is equipped with position limiting structure close to the bottom of cylinder barrel（3）, the limit
Bit architecture（3）And cylinder（2）Pedestal between there are spaces to form gas chamber（4）, the cylinder（2）Upper cover of piston rod be equipped with
Resetting spring（5）, resetting spring（5）One end be against and be installed in cylinder（2）The piston of piston rod bottom end（6）On, the other end supports
In cylinder（2）Cylinder barrel top；The cylinder（2）Cylinder barrel in position limiting structure（3）Place is equipped with for detecting the piston（6）
The starting level sensor of position（7）, the cylinder（2）Pedestal on be respectively equipped with and gas chamber（4）The air inlet pipeline of connection（8）With
Gas exhaust piping（9）, air inlet pipeline（8）And gas exhaust piping（9）Respectively with air pump（10）And air bleeding valve（11）Connection；Displacement sensor
For detecting piston（6）Initial position whether is left or reached, and testing result is sent to controller；The pressure sensor
With gas chamber（4）Connection；Pressure sensor is used in real time by gas chamber（4）Interior barometric information is transferred to controller；The probe（1）
It is fixed at cylinder（2）On the top end face of piston rod；The controller respectively with air bleeding valve（11）, starting level sensor
（7）, pressure sensor and air pump（10）Electrical connection.
2. the forced Aerated concrete blank hardness detecting instrument of a kind of probe fine motion according to claim 1, feature exist
In further including the display being connect with controller（12）.
3. the forced Aerated concrete blank hardness detecting instrument of a kind of probe fine motion according to claim 2, feature exist
In further including and cylinder（2）The frame body being fixedly connected（13）, controller, display（12）, air pump（10）And air bleeding valve（11）
It is arranged in frame body（13）In.
4. the forced Aerated concrete blank hardness detecting instrument of a kind of probe fine motion according to any one of claims 1 to 3,
It is characterized in that, the position limiting structure（3）To be fixedly provided in cylinder（2）Limit annulus in inner wall of cylinder is at least two
Block is symmetrically fixedly provided in cylinder（2）Limiting plate in inner wall of cylinder.
5. the forced Aerated concrete blank hardness detecting instrument of a kind of probe fine motion according to claim 3, feature exist
In the frame body（13）It is fixed at cylinder（2）Pedestal on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222958.4A CN105891031B (en) | 2016-04-12 | 2016-04-12 | A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222958.4A CN105891031B (en) | 2016-04-12 | 2016-04-12 | A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion |
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| Publication Number | Publication Date |
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| CN105891031A CN105891031A (en) | 2016-08-24 |
| CN105891031B true CN105891031B (en) | 2018-08-10 |
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| CN201610222958.4A Active CN105891031B (en) | 2016-04-12 | 2016-04-12 | A kind of forced Aerated concrete blank hardness detecting instrument of probe fine motion |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106383061A (en) * | 2016-11-30 | 2017-02-08 | 安徽科达机电有限公司 | Aerated concrete block hardness measurement device and application method thereof |
| CN108303327B (en) * | 2018-02-10 | 2023-12-08 | 中铁一局集团有限公司 | Device and method for evaluating precast shield segment concrete steam curing critical strength |
| CN109187247A (en) * | 2018-09-18 | 2019-01-11 | 四川福蓉科技股份公司 | A kind of portable pneumatic hardometer |
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| CN104792635A (en) * | 2015-04-29 | 2015-07-22 | 成都真颖精工机电设备有限公司 | Soil-hardness meter |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001091444A (en) * | 1999-09-24 | 2001-04-06 | Hitachi Ltd | Scratch testing machine |
| CN101578511A (en) * | 2006-10-17 | 2009-11-11 | 石油检测设备有限公司 | Method and device for determining the degree of hardness of semisolid materials |
| JP2011033523A (en) * | 2009-08-04 | 2011-02-17 | Sumitomo Forestry Co Ltd | Hardness tester for standing tree and wood |
| JP2013088277A (en) * | 2011-10-18 | 2013-05-13 | Hideyuki Yasumoto | Soil hardness measuring instrument |
| CN203732383U (en) * | 2014-03-14 | 2014-07-23 | 天津联捷塑料制品有限公司 | A-type shore durometer |
| CN203785978U (en) * | 2014-04-30 | 2014-08-20 | 苏州市吴江滨湖检测技术有限公司 | Portable equipment for detecting asphalt penetration ratio |
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| CN105891031A (en) | 2016-08-24 |
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Effective date of registration: 20181210 Address after: 233010 Huayuan Commercial Building No.2, Yuhui District, Bengbu City, Anhui Province Patentee after: Bengbu Xinjue Intelligent Technology Co., Ltd. Address before: 221000 Xuyuan Road, Xuzhou High-tech Industrial Development Zone, Tongshan District, Xuzhou City, Jiangsu Province Patentee before: Jiangsu Institute of Architectural Technology |
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Effective date of registration: 20181228 Address after: No. 26, Xue Yuan Road, Quanshan District, Xuzhou, Jiangsu Patentee after: Jiangsu Institute of Architectural Technology Address before: 233010 Huayuan Commercial Building No.2, Yuhui District, Bengbu City, Anhui Province Patentee before: Bengbu Xinjue Intelligent Technology Co., Ltd. |