CN206450521U - Pressure testing machine for detecting foam glass compression strength and displacement - Google Patents
Pressure testing machine for detecting foam glass compression strength and displacement Download PDFInfo
- Publication number
- CN206450521U CN206450521U CN201621475446.0U CN201621475446U CN206450521U CN 206450521 U CN206450521 U CN 206450521U CN 201621475446 U CN201621475446 U CN 201621475446U CN 206450521 U CN206450521 U CN 206450521U
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- fixed
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- sphere
- oil
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 22
- 230000006835 compression Effects 0.000 title claims abstract description 14
- 238000007906 compression Methods 0.000 title claims abstract description 14
- 239000011494 foam glass Substances 0.000 title claims abstract description 13
- 238000002474 experimental method Methods 0.000 claims abstract description 12
- 239000002828 fuel tank Substances 0.000 claims abstract description 9
- 239000003305 oil spill Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 32
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model is related to a kind of pressure testing machine for being used to detect foam glass compression strength and compressive deformation real-time displacement, fuel tank is installed in experiment box body, oil pump and electric box, table top is fixed with the upper end of experiment box body, column and piston-cylinder are fixed with table top, load sensor is installed on piston-cylinder, proportional control valve and oil filter are installed on pipeline between the oil out port of oil pump and the oil-feed interface of piston-cylinder, crossbeam is fixed with the upper end of column, sphere dimple is fixed with crossbeam, sphere projection seat is fixed with sphere dimple, bearing plate is fixed with the bottom of sphere projection seat；Piston is slidably fitted with piston-cylinder, pressure plare is fixed with the upper end of piston, cushion block and displacement transducer is fixed with pressure plare, lower bearing plate is fixed with the upper end of cushion block.The utility model has the advantages that simple in construction, easy to use high with measurement accuracy.
Description
Technical field
The utility model is related to a kind of pressure testing machine, and the utility model is used to detect foam glass more particularly, to one kind
The pressure testing machine of compression strength and compressive deformation real-time displacement.
Background technology
At home in existing procucts technology, there is the pressure testing machine of detection cement briquette and concrete test block compression strength,
But do not applied to for new material foam glass, do not show the device of compressive deformation, it is impossible to meet the examination of its compression strength
The requirement of proved recipe method.
The content of the invention
The purpose of this utility model be overcome the deficiencies in the prior art there is provided one kind it is simple in construction, easy to use,
The high pressure testing machine for being used to detect foam glass compression strength and displacement of measurement accuracy.
The technical scheme provided according to the utility model, the pressure for being used to detect foam glass compression strength and displacement
Testing machine, fuel tank, oil pump and electric box are provided with experiment box body, and table top is fixed with the upper end of experiment box body,
Column and piston-cylinder are fixed with table top, load sensor is installed on piston-cylinder, oil pump oil out port with
Proportional control valve and oil filter are installed on pipeline between the oil-feed interface of piston-cylinder, horizontal stroke is fixed with the upper end of column
Beam, is fixed with sphere dimple on crossbeam, and sphere dimple has bulb-shaped recess, and sphere projection seat, ball are fixed with sphere dimple
Face projection seat has hemisphere jut portion, and sphere projection seat is coordinated by the bulb-shaped recess of hemisphere jut portion and sphere dimple, convex in sphere
The bottom of seat is fixed with bearing plate；Piston is slidably fitted with piston-cylinder, pressure is fixed with the upper end of piston
Plate, is fixed with cushion block and displacement transducer on pressure plare, is fixed with lower bearing plate in the upper end of cushion block, lower bearing plate with it is upper
Bearing plate coordinates.
Oil spill pipe is installed on the outer wall of piston-cylinder.
Spring is provided between pressure plare and piston-cylinder.
Hanger is fixed with crossbeam.
The utility model has the advantages that simple in construction, easy to use high with measurement accuracy.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is left view of the present utility model.
Fig. 3 is utility model works schematic diagram.
Embodiment
With reference to specific embodiment, the utility model is described in further detail.
This is used for the pressure testing machine for detecting foam glass compression strength and displacement, and oil is provided with experiment box body 6
Case 8, oil pump 18 and electric box 19, table top 5 is fixed with the upper end of experiment box body 6, be fixed with table top 5 column 3 with
Piston-cylinder 13, is provided with load sensor 14 on piston-cylinder 13, in oil out port and the piston-cylinder 13 of oil pump 18
Proportional control valve 7 and oil filter 17 are installed on the pipeline between oil-feed interface, crossbeam 1 is fixed with the upper end of column 3,
Sphere dimple 20 is fixed with crossbeam 1, sphere dimple 20 has bulb-shaped recess, sphere projection seat 2 is fixed with sphere dimple 20,
Sphere projection seat 2 has hemisphere jut portion, and sphere projection seat 2 is coordinated by the bulb-shaped recess of hemisphere jut portion and sphere dimple 20,
The bottom of sphere projection seat 2 is fixed with bearing plate 9；Piston 12 is slidably fitted with piston-cylinder 13, in the upper of piston 12
End is fixed with pressure plare 11, and cushion block 4 and displacement transducer 15 are fixed with pressure plare 11, is fixed in the upper end of cushion block 4
There is lower bearing plate 10, lower bearing plate 10 coordinates with upper bearing plate 9.
Oil spill pipe 16 is installed on the outer wall of piston-cylinder 13.
Spring 21 is provided between pressure plare 11 and piston-cylinder 13.
Hanger 22 is fixed with crossbeam 1.
Upper end of the two ends of crossbeam 1 respectively with two root posts 3 is fixed, and the table top of experiment box body 6 is fixed in the lower end of column 3
5 lower sections, so as to constitute an integral-rack；Ball seat 2 is housed in the middle of below the crossbeam, and is connected with upper bearing plate 9, makes bearing plate
9 position can be adjusted flexibly when test block is pressurized, and adjustment compression face makes bearing plate 9 parallel with lower bearing plate 10；Two root posts 3
Between, lower bearing plate 10 is provided with the table top 5 for testing box body 6, lower bearing plate 10 is positioned over by cushion block 4 and pressure plare 11
On piston 12, to shorten the stroke of piston 12；The piston 12 is positioned over through in the piston-cylinder 13 of table top 5；Piston 12 is with living
Plug cylinder set 13 is precision pair, is embedded with composite sealing ring in the upper inside wall of piston-cylinder 13 to reach sealing, micro oil spilling leads to
The oil spilling passage 16 crossed on the outer wall of piston-cylinder 13 is returned in fuel tank 8, this structure can make piston-cylinder 13 and piston 12 it
Between friction be reduced to minimum limit, so as to ensure the precision of pressure testing machine.
In the experiment box body 6, equipped with fuel tank 8, oil pump 18 and motor and proportional control valve 7, load sensor 14
And electric box 19, the load sensor 14 is on piston-cylinder 13, and the electric box 19 is on cabinet wall, the oil
Pump 18 is connected with motor, starts motor, and the piston reciprocation of oil pump 18, which is axially moved, completes oil suction, force feed generation high pressure, so that
Oil enters oil pump 18 from fuel tank by pressure itself, the regulation of hydraulic oil passing ratio control valve 7 and oil filter 17 that oil pump 18 is discharged
Enter piston-cylinder 13 afterwards, complete oil-feed, passing ratio control valve 7 and plastic tubing return to fuel tank again during oil return.
Displacement transducer 15 is housed on the table top 5, and is connected by displacement bar with lower bearing plate 10, during experiment under
Bearing plate 10 is moved, so as to measure displacement when type is broken in test block；
As shown in Figure 3：The control section is by computer and software, system controller, A/D switching amplifiers, digital flow
Valve, pressure sensor, displacement transducer etc. are constituted.
Under auto state, the control of proportional control valve 7 enters the flow of the pressure oil of piston-cylinder 13, and it is driven by computer
Software control, test force by the indirect detection of load sensor 14, its output signal through A/D conversion feedbacks to computer, it is so whole
System just constitutes closed-loop control.The deflection of test specimen is changed anti-by the indirect detection of displacement transducer 15, its output signal through A/D
Feed computer.
Utility model works process is：When on-test, the foam glass that need to be detected is put on lower bearing plate 10
Test block, opens computer, program and controller, sets parameter, starts oil pump, clicks on operation, and the plunger of oil pump 18 starts past
Multiple be axially moved completes oil suction, force feed generation high pressure, so that oil enters oil pump 18, the row of oil pump 18 from fuel tank 8 by pressure itself
Into oil cylinder after the regulation of hydraulic oil passing ratio control valve 7 gone out and oil filter 17, piston 12 is increased and promote lower bearing plate
10 slowly rise, and load sensor 14 accurately measures force value and feeds back to computer, and simultaneous displacement sensor is also with lower pressure-bearing
The rising of plate 10 is started working, and after test block is crushed type, is recorded the displacement and is fed back to computer, and the shift value is experiment
The deflection of middle test block.Piston is fallen after rise after broken type, and the oil in oil cylinder is returned in fuel tank by oil pipe again.Computer program will test number
According to recording and forming report, conveniently check.
Claims (4)
1. a kind of pressure testing machine for being used to detect foam glass compression strength and displacement, it is characterized in that：In experiment box body（6）
Fuel tank is inside installed（8）, oil pump（18）With electric box（19）, in experiment box body（6）Upper end be fixed with table top（5）,
Table top（5）On be fixed with column（3）With piston-cylinder（13）, in piston-cylinder（13）On load sensor is installed（14）,
Oil pump（18）Oil out port and piston-cylinder（13）Oil-feed interface between pipeline on proportional control valve is installed（7）With filter
Oily device（17）, in column（3）Upper end be fixed with crossbeam（1）, in crossbeam（1）On be fixed with sphere dimple（20）, sphere is recessed
Seat（20）With bulb-shaped recess, in sphere dimple（20）On be fixed with sphere projection seat（2）, sphere projection seat（2）With hemisphere jut
Portion, sphere projection seat（2）Pass through hemisphere jut portion and sphere dimple（20）Bulb-shaped recess coordinate, in sphere projection seat（2）Lower end
Portion is fixed with bearing plate（9）；In piston-cylinder（13）Inside it is slidably fitted with piston（12）, in piston（12）Upper end fix
There is pressure plare（11）, in pressure plare（11）On be fixed with cushion block（4）With displacement transducer（15）, in cushion block（4）Upper end consolidate
Surely there is lower bearing plate（10）, lower bearing plate（10）With upper bearing plate（9）Coordinate.
2. the pressure testing machine as claimed in claim 1 for being used to detect foam glass compression strength and displacement, it is characterized in that：
Piston-cylinder（13）Outer wall on oil spill pipe is installed（16）.
3. the pressure testing machine as claimed in claim 1 for being used to detect foam glass compression strength and displacement, it is characterized in that：
Pressure plare（11）With piston-cylinder（13）Between be provided with spring（21）.
4. the pressure testing machine as claimed in claim 1 for being used to detect foam glass compression strength and displacement, it is characterized in that：
Crossbeam（1）On be fixed with hanger（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621475446.0U CN206450521U (en) | 2016-12-29 | 2016-12-29 | Pressure testing machine for detecting foam glass compression strength and displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621475446.0U CN206450521U (en) | 2016-12-29 | 2016-12-29 | Pressure testing machine for detecting foam glass compression strength and displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450521U true CN206450521U (en) | 2017-08-29 |
Family
ID=59673769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621475446.0U Expired - Fee Related CN206450521U (en) | 2016-12-29 | 2016-12-29 | Pressure testing machine for detecting foam glass compression strength and displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450521U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114432A (en) * | 2018-09-30 | 2019-01-01 | 郑州忠林智能科技有限公司 | The volumetric metering station of the individual well form of high degree of automation |
| CN109540687A (en) * | 2018-12-29 | 2019-03-29 | 王曦 | Cushion block mechanism is set on a kind of drawer type based on press machine |
-
2016
- 2016-12-29 CN CN201621475446.0U patent/CN206450521U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114432A (en) * | 2018-09-30 | 2019-01-01 | 郑州忠林智能科技有限公司 | The volumetric metering station of the individual well form of high degree of automation |
| CN109114432B (en) * | 2018-09-30 | 2024-04-23 | 郑州忠林智能科技有限公司 | Volumetric metering station in the form of a single well with a high degree of automation |
| CN109540687A (en) * | 2018-12-29 | 2019-03-29 | 王曦 | Cushion block mechanism is set on a kind of drawer type based on press machine |
| CN109540687B (en) * | 2018-12-29 | 2023-11-07 | 无锡东仪制造科技有限公司 | Drawer type overhead cushion block mechanism based on press machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |