CN106644211A - Force measuring device - Google Patents
Force measuring device Download PDFInfo
- Publication number
- CN106644211A CN106644211A CN201510724459.0A CN201510724459A CN106644211A CN 106644211 A CN106644211 A CN 106644211A CN 201510724459 A CN201510724459 A CN 201510724459A CN 106644211 A CN106644211 A CN 106644211A
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- Prior art keywords
- measuring force
- axle
- base
- installing plate
- pin bushing
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Abstract
A force measuring device is disclosed and comprises a guide sleeve, a testing shaft, an installation plate, a sensor, a sealing cover, a support rack and an elastic member, wherein the sensor is connected with the testing shaft via the installation plate, the testing shaft is mounted in the guide sleeve, a wheel shaft is mounted on the testing shaft, and a testing pressure head is fixedly mounted on the wheel shaft. Outer surfaces of the installation plate and the testing shaft are provided with guide rails. An adjusting rod is mounted on the sealing cover; a bearing is mounted on a part, contacting with the adjusting rod, of the sealing cover; the elastic member is mounted on the testing shaft, and one end is in contact with the testing shaft while the other end is in contact with the installation plate; sealing rings are mounted between the testing shaft and the guide sleeve and on an outer surface of the guide sleeve. The measuring device is simple in structure, easy in installation, high in measurement accuracy and great in reliability and practicality; the measuring device can be used for measuring force acting on a stationary or moving member.
Description
Technical field
The present invention relates to a kind of device for measuring force in Mechanics Performance Testing device field, is particularly well-suited to the Mechanics Performance Testing of liquid excessively stream environment lower member.
Background technology
Product qualified rate before product export can be improved using mechanic property test method, it is ensured that the reliability during product use.The method that product mechanical property test at present is generally adopted is that power is applied on elastic component, and by measuring the skew or strain of the elastic component member stress situation is measured, and then judges product property.In conventional measurement process, the situation that the metering system can survey active force on component with accurate response, but in test member rotation, or linear motion rotate simultaneously etc. more complicated motion when, component motion causes component to be measured with device for measuring force contact surface as component motion is continually changing, the skew or strain of elastic component is asynchronous with member stress situation, and test result cannot accurately reflect member stress situation.
On the other hand, current device for measuring force works under no liquid environment mostly, for some must have liquid excessively stream to check the workpiece of its Mechanical Characteristics, automatic vertical drilling system, the executing agency of rotary steerable drilling system downhole intelligent well system such as in petroleum equipment process industry, during manufacture or use, the test to its mechanical property need to be carried out under liquid environment.Highly pressurised liquid has been needed to flow through executing agency in test process, so as to measuring the size of executing agency's backup power, response speed etc. and then verifying executing agency's mechanical performance.For such existing instrument of mechanical property for having liquid excessively stream environment lower member lacks Validity Test ability.
The content of the invention
It is an object of the invention to provide a kind of device for measuring force, it can measure the situation of the power being applied on static under liquid environment or moving link.
The purpose of the present invention is achieved through the following technical solutions：
A kind of device for measuring force, including guide pin bushing 1, test axle 3, installing plate 5, sensor 7, capping 8 and support 13, support 13 is respectively fixed at two ends with guide pin bushing 1 and capping 8, and sensor 7 is arranged on inside support 13, wherein：Test axle 3 bottom is enclosed within guide pin bushing 1, and test axle 3 lower end is stretched out guide pin bushing 1 and slides axially to seal with guide pin bushing 1 and coordinates, and test axle 3 lower end is provided with groove, and wheel shaft 2 is provided with groove, and testing pressure head 16 is installed with wheel shaft 2；Installing plate 5 is connected to test axle 3 upper end, and sensor 7 is docked by installing plate 5 with test axle 3.
Such scheme is further included：
Adjusting lever 12 is installed, adjusting lever 12 passes through sensor 7, and constitutes threaded engagement with sensor 7 in the capping 8.
Guide rail 6 is separately installed with installing plate 5 and the test outer surface of axle 3, guide rail 6 is constituted with the inner surface of support 13 and is slidably matched.
In the test top protruding shaft of axle 3, elastic component 4 is installed outside protruding shaft, elastic component bottom contacts with test axle 3, and the top of elastic component 4 contacts with installing plate 5, installing plate 5 constitutes axial sliding fit with protruding shaft, protruding shaft top is connected installing plate 5 by nut.
Capping 8 is provided with bearing 10 with the contact portion of adjusting lever 12, tests the first sealing ring 15 that 1 and the above are provided between axle 3 and guide pin bushing 1.
The base 21 that the device for measuring force leads in also including and the clamping device 20 being arranged on base, clamping device 20 is distributed on the periphery of base 21, one or several device for measuring force are connected by guide pin bushing 1 with base 21, and the testing pressure head 16 tested in the external part of axle 3 is constituted with the testee being set in base 21 and is engaged.
The base 21 is tubular structure, and clamping device 20 is that axle sleeve is constituted with spin axis, and the spin axis of clamping device 20 coordinates radially across after the wall of base 21 with tested locking objects.
Several cushion blocks 22 are also evenly equipped with the two-port of the inner tube wall of base 21.
Device for measuring force of the present invention has an advantageous effect in that：Device for measuring force test axle is arranged in guide pin bushing, guide pin bushing and test axle between and guide pin bushing outer surface sealing ring is installed, the liquid in test environment can be prevented to flow to force snesor by testing at axle and guide pin bushing slip, damage sensor, it is ensured that test device can in liquid testing environment normal work.Wheel shaft is installed on device for measuring force test axle, testing pressure head is fixedly mounted on wheel shaft, testing pressure head makes device for measuring force relative stable with measurement moving link contact surface with the motion rolling of component in measurement process, further improves device for measuring force certainty of measurement.The elastomeric material that device for measuring force is arranged on test axle accurately can be delivered to the power acted in moving link test process on moving link on sensor, enable the sensor to the situation of change that accurately measurement is applied to power on component.Test device installing plate, guide rail is separately installed with test axle outer surface, measure moving link stressing conditions when can guide installing plate, test axle axially movable, reduce due to moving link motion and to the impact of test device, improve the life-span of test device.The device for measuring force simple structure, it is easily installed, accuracy of measurement is high, reliable and practical, can complete the measurement that the power on static or moving link is acted in liquid environment.
Description of the drawings
Fig. 1 is a kind of device for measuring force embodiment profile of the present invention；
Fig. 2 is the stereogram of another kind of device for measuring force embodiment of the present invention.
In Fig. 1：1. guide pin bushing, 2. wheel shaft, 3. tests axle, 4. elastic component, 5. installing plate, 6. guide rail, 7. sensor
, 8. cover, 9. bolt, 10. bearing, 11. minor flaps, 12. adjusting levers, 13. supports, 14. nuts, 15. first sealing rings, 16. testing pressure heads, 17. second sealing rings, 18. pins；
In Fig. 2：19. device for measuring force, 20. clamping devices, 21. bases, 22. cushion blocks.
Specific embodiment
With reference to Figure of description, the invention will be further described.
Case study on implementation 1
As shown in Figure 1, this device for measuring force includes guide pin bushing 1, test axle 3, installing plate 5, sensor 7, capping 8 and support 13.Sensor 7 is connected by installing plate 5 with test axle 3；Test axle 3 is arranged in guide pin bushing 1, and guide pin bushing 1 is bolted with the one end of support 13 and couples；The other end of support 13 is installed with capping 8 by bolt 9.Capping 8 is provided with bearing 10 with the contact portion of adjusting lever 12, bearing 10, adjusting lever 12 are fixedly mounted in capping 8 by minor flaps 11, adjusting lever 12 passes through sensor 7, and constitutes threaded engagement with sensor 7, by rotating adjusting lever 12 sensor 7 can be promoted to move.Wheel shaft 2 is installed on test axle 3, testing pressure head 16 is fixedly mounted on wheel shaft 2 by pin 18.It is installed with guide rail 6 on installing plate 5 and the test outer surface of axle 3 respectively, the inner surface of support 13 also is provided with rail groove, and guide rail 6 is slidably matched with the rail groove composition on the inner surface of support 13.
Device for measuring force also includes elastic component 4, and elastic component 4 is spring or disc spring, and it is installed on test axle 3, and one end contacts with test axle 3, and the other end contacts with installing plate 5.Nut 14 is fixedly installed togather on installing plate 5, elastic component 4 and test axle 3.
Test device also includes the first sealing ring 15 and the second sealing ring 17, and quantity is provided between test axle 3 and guide pin bushing 1 for one or more first sealing ring 15, and the outer surface of guide pin bushing 1 is provided with the second sealing ring 17.
Case study on implementation 2
Referring to the drawings 2, on the basis of embodiment 1, whole device for measuring force 19 is fixedly mounted on base 21.Fastener 20 and cushion block 22 are installed on base 21.
In case study on implementation 1, device for measuring force 19 may be selected different mounting seats, can be according to the suitable mounting seat of the shape of component to be measured design in design process so as to match with moving link, it is ensured that test process is accurate.The fastening means of moving link can be selected according to the shape of component to be measured and structure, preferred fastener may be selected to be hold out against leading screw clamping, its quantity can select as needed 1 and more than；Cushion block can also as needed be designed simultaneously, it is ensured that erose component and base good contact, eliminated in test process because the measure error of loose contact generation.
In case study on implementation 1, can be designed according to the shape of moving link and mounting seat with the corresponding block cover of design and installation, the shape of the block cover in device for measuring force mounting seat.When test has the moving link stressing conditions of liquid excessively stream, block cover in excessively stream liquid guide flow to predetermined device, can will prevent test process to environment, keep test zone clean and tidy.The quantity that need to survey forced position according to component to be measured motion can install 1 or more device for measuring force on base.
In case study on implementation 1, the measurement result Real-time Collection of sensor 7 may be selected different modes, and during measurement moving link stressing conditions, the mode of preferred analog signal wireless transmitter receiver is completed to measurement signal Real-time Collection.Corresponding end cap can be set in the signal transmitting terminal of sensor, prevent test environment and human factor in test process from causing to damage to sensor.
The course of work of the present invention is as follows：Component to be measured is installed in the cushion block 22 of base 21, fastener 20 is adjusted, fixation component to be measured rotates adjusting lever 12, testing pressure head 16 is contacted with component surface to be measured.Member stress data acquisition software to be measured is opened, according to measurement request part motion state to be measured, acquisition member stress data are adjusted.After being measured, data acquisition software can automatically by the data backup for collecting.So far, the measurement work of member stress situation to be measured is completed.
Claims (8)
1. a kind of device for measuring force, including guide pin bushing（1）, test axle（3）, installing plate（5）, sensor（7）, capping（8）And support（13), support（13) it is respectively fixed at two ends with guide pin bushing（1）And capping（8）, sensor（7）Installed in support（It is 13) internal, it is characterised in that：Test axle（3）Bottom is enclosed within guide pin bushing（1）It is interior, test axle（3）Stretch out guide pin bushing in lower end（1）And and guide pin bushing（1）The sealing that slides axially coordinates, and tests axle（3）Lower end is provided with groove, and wheel shaft is provided with groove（2）, wheel shaft（2）On be installed with testing pressure head（16）；Installing plate（5）It is connected to test axle（3）Upper end, sensor（7）By installing plate（5）With test axle（3）Docking.
2. device for measuring force according to claim 1, it is characterised in that：The capping（8）On adjusting lever is installed（12）, adjusting lever（12）Through sensor（7）, and and sensor（7）Constitute threaded engagement.
3. device for measuring force according to claim 1 and 2, it is characterised in that：Installing plate（5）With test axle（3）Guide rail is separately installed with outer surface（6）, guide rail（6）With support（13）Inner surface is constituted and is slidably matched.
4. device for measuring force according to claim 3, it is characterised in that：In test axle（3）Top protruding shaft, installs elastic component outside protruding shaft（4）, elastic component bottom with test axle（3）Contact, elastic component（4）Top and installing plate（5）Contact, installing plate（5）Axial sliding fit is constituted with protruding shaft, protruding shaft top passes through nut by installing plate（5）Connection.
5. device for measuring force according to claim 4, it is characterised in that：Capping（8）With adjusting lever（12）Contact portion is provided with bearing（10）, test axle（3）With guide pin bushing（1）Between the first sealing ring of 1 and the above is installed（15）.
6. device for measuring force according to claim 4, it is characterised in that：The base led in also including（21）With the clamping device being arranged on base（20）, clamping device（20）It is distributed on base（21）Periphery, one or several device for measuring force pass through guide pin bushing（1）With base（21）Connection, tests axle（3）Testing pressure head in external part（16）Be set in base（21）Interior testee is constituted and is engaged.
7. device for measuring force according to claim 6, it is characterised in that：The base（21）For tubular structure, clamping device（20）It is that axle sleeve and spin axis are constituted, clamping device（20）Spin axis is radially across base（21）Coordinate with tested locking objects after wall.
8. device for measuring force according to claim 7, it is characterised in that：In base（21）Several cushion blocks are also evenly equipped with the two-port of inner tube wall（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510724459.0A CN106644211B (en) | 2015-10-30 | 2015-10-30 | Force measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510724459.0A CN106644211B (en) | 2015-10-30 | 2015-10-30 | Force measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106644211A true CN106644211A (en) | 2017-05-10 |
| CN106644211B CN106644211B (en) | 2022-04-22 |
Family
ID=58830449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510724459.0A Active CN106644211B (en) | 2015-10-30 | 2015-10-30 | Force measuring device |
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| Country | Link |
|---|---|
| CN (1) | CN106644211B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982373A (en) * | 2020-07-19 | 2020-11-24 | 华南理工大学 | Measuring device and measuring method for hub load of automatic tensioner |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1408479A (en) * | 1972-12-11 | 1975-10-01 | Oerlikon Buehrle Ag | Load cell |
| GB1530711A (en) * | 1975-03-11 | 1978-11-01 | Asea Ab | Load cell arrangement |
| US4484475A (en) * | 1982-03-30 | 1984-11-27 | Hitachi Construction Machinery Co., Ltd. | Method of measuring contact stress at contacting surfaces of abutting solid masses |
| CN101216361A (en) * | 2008-01-12 | 2008-07-09 | 练可为 | Multipurpose pressure detection structure |
| CN201421417Y (en) * | 2009-03-31 | 2010-03-10 | 昆山巨林科教实业有限公司 | Pressure device |
| CN203849120U (en) * | 2014-05-21 | 2014-09-24 | 吴绍明 | Combined hardness measurement instrument |
| CN203929494U (en) * | 2014-06-17 | 2014-11-05 | 沈阳天星试验仪器有限公司 | A kind of for scleroscopic power sensor limiter mechanism |
| CN205175590U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | Orce measuring device |
-
2015
- 2015-10-30 CN CN201510724459.0A patent/CN106644211B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1408479A (en) * | 1972-12-11 | 1975-10-01 | Oerlikon Buehrle Ag | Load cell |
| GB1530711A (en) * | 1975-03-11 | 1978-11-01 | Asea Ab | Load cell arrangement |
| US4484475A (en) * | 1982-03-30 | 1984-11-27 | Hitachi Construction Machinery Co., Ltd. | Method of measuring contact stress at contacting surfaces of abutting solid masses |
| CN101216361A (en) * | 2008-01-12 | 2008-07-09 | 练可为 | Multipurpose pressure detection structure |
| CN201421417Y (en) * | 2009-03-31 | 2010-03-10 | 昆山巨林科教实业有限公司 | Pressure device |
| CN203849120U (en) * | 2014-05-21 | 2014-09-24 | 吴绍明 | Combined hardness measurement instrument |
| CN203929494U (en) * | 2014-06-17 | 2014-11-05 | 沈阳天星试验仪器有限公司 | A kind of for scleroscopic power sensor limiter mechanism |
| CN205175590U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | Orce measuring device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982373A (en) * | 2020-07-19 | 2020-11-24 | 华南理工大学 | Measuring device and measuring method for hub load of automatic tensioner |
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| Publication number | Publication date |
|---|---|
| CN106644211B (en) | 2022-04-22 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wu Baizhi Inventor after: Wang Yifeng Inventor after: Guo Tongzheng Inventor after: Sun Feng Inventor after: Gao Liping Inventor after: Liu Wenting Inventor after: Chen Wei Inventor after: Zhang Xiaolin Inventor before: Wang Yifeng Inventor before: Sun Feng Inventor before: Gao Liping Inventor before: Liu Wenting Inventor before: Chen Wei Inventor before: Zhang Xiaolin |
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Effective date of registration: 20221117 Address after: 100027 Chaoyangmen North Street, Chaoyang District, Chaoyang District, Beijing Patentee after: SINOPEC Group Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Geological measurement and Control Technology Research Institute of Sinopec Jingwei Co.,Ltd. Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute |