CN105115663B - Two-way force value experimental rig - Google Patents
Two-way force value experimental rig Download PDFInfo
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- CN105115663B CN105115663B CN201510616018.9A CN201510616018A CN105115663B CN 105115663 B CN105115663 B CN 105115663B CN 201510616018 A CN201510616018 A CN 201510616018A CN 105115663 B CN105115663 B CN 105115663B
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Abstract
The invention discloses a kind of two-way force value experimental rig, including support, including bracket base, bracket upright post and bracket upper beam；Reverse frame, including reverse frame underbeam, reverse erection post and reverse frame upper beam；Big electric cylinder, is arranged on bracket upper beam；Link, it is arranged at the output end of big electric cylinder；Small electric cylinder, is arranged in link；Connecting trays are provided between large sensor, with link；Guiding pallet is provided between small sensor, with small electric cylinder.The medium and small electric cylinder driving of the present invention is oriented to pallet and moved up so that small sensor moves up applies a loading force for measuring small-range to connecting trays；Big electric cylinder drive connection frame moves up, apply a loading force to connecting trays to be used to measure wide range, small sensor ensures the stability of small-range test, improve the precision of test, reverse frame realizes the measurement for pulling to and pressing to, and is tested compared to existing fluid pressure type, will not produce oily leakage, only need to consume electric energy, energy consumption is low.
Description
Technical field
The invention belongs to force measurement field, and in particular to a kind of two-way force value experimental rig.
Background technology
Force value detection is important component in mechanics metering, test, and production, the life being widely used in its people are worked as
In.In the prior art, during test using the high standard force snesor of the dynamometer degree of accuracy that a ratio is accredited as standard, with
The force snesor series connection for being calibrated/examining and determine, the force standard machines loaded with hydraulic pressure or mechanical system；Because its is cheap, work
Efficiency high, the mechanics properties testing of various weighing sensors, force snesor, dynamometer had been widely used in recent years.But it is superimposed
Formula force standard machines depends critically upon its standard transducer used, and standard transducer is unstable when measuring small-range, measurement essence
Spend low, to solve this problem, current way is that the standard transducer of small-range is changed in measurement process, and is so done not only
It is troublesome in poeration, can not continuously it measure.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of two-way force value experimental rig.
In order to achieve the above object, technical scheme is as follows：
The present invention provides a kind of two-way force value experimental rig, including：
Support, including bracket base, bracket upright post and bracket upper beam, bracket upper beam is arranged above bracket base and the two
Between connected by bracket upright post；
Reverse frame, it is arranged on support, including reverse frame underbeam, reverse erection post and reverse frame upper beam, on reverse frame
Beam is arranged above reverse frame underbeam and therebetween by reversely erecting post and connected, and reverse frame underbeam is located at bracket base, branch
Between frame upper beam and its top and bottom are provided with measured piece installing mechanism；
Big electric cylinder, it is fixedly installed on bracket upper beam；
Link, it is arranged at the output end of big electric cylinder；
Small electric cylinder, it is fixedly installed in link；
Large sensor, it is connected at the top of link and connecting trays is provided between link；
Small sensor, it is arranged in link, and small sensor and small electric cylinder are connected and also set between small electric cylinder
It is equipped with guiding pallet.
The present invention medium and small electric cylinder driving is oriented to pallet and moved up so that small sensor moved up in link to
Connecting trays apply a loading force and are used to measure small-range, and now big electric cylinder and large sensor do not work；Big electric cylinder driving
Link moves up, and applying a loading force to connecting trays is used to measure wide range, and now small electric cylinder and small sensor be not
Work, both measurable wide range, also measurable small-range, reverse frame realizes the measurement for pulling to and pressing to, and small sensor ensures small
The stability of range test, the precision of test is improved, and tested compared to existing fluid pressure type, oily leakage will not be produced, only
Need to consume electric energy, energy consumption is low.
On the basis of above-mentioned technical proposal, following improvement can be also done：
As preferable scheme, the bottom of above-mentioned connecting trays is provided with small sensor positioning port, small sensor positioning
The height of mouth is more than the height of the connecting end surface of connecting trays and link.
Using above-mentioned preferable scheme, small sensor positioning port facilitates the positioning and connection of small sensor, meanwhile, ensure big
Force value will not be applied on small sensor during working sensor, so as to protect small sensor.
As preferable scheme, the bottom of above-mentioned connecting trays and the side of small sensor positioning port is provided with position
Displacement sensor.
Using above-mentioned preferable scheme, increase displacement transducer, sense the displacement of small sensor, avoid big electric cylinder
Connecting trays, which directly drop down onto, during decline damages small sensor on small sensor, extend its service life.
As preferable scheme, elastomeric pad is provided with above-mentioned small sensor positioning port.
Using above-mentioned preferable scheme, elastomeric pad reduces the hard collision between small sensor and connecting trays, extends
Its service life.
As preferable scheme, guiding connector is additionally provided with above-mentioned link, guiding connector is with being oriented to pallet
Connection and the both sides for being located at small electric cylinder.Wherein, guiding connector is Flexible Connector or is oriented to screw mandrel.
Using above-mentioned preferable scheme, on the one hand guiding connector ensures to be oriented to pallet keep level in moving process,
So that the axle center for being oriented to axle center and the big electric cylinder of pallet is on the same line, ensure wide range it is consistent with small-range measured value with
Continuously；On the other hand avoid small sensor from producing hard collision with connecting trays in big electronic cylinder working, extend small sensor
Service life.
As preferable scheme, the guide rail of vertical direction is provided with the inwall of above-mentioned link, is oriented to tray both slid
It is arranged on guide rail.
Using above-mentioned preferable scheme, guide rail is set on the inwall of link, ensures that be oriented to pallet moves in vertical direction
It will not shift, so as to ensure the measuring accuracy of force value.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the structural representation of big electric cylinder and small electric cylinder in one embodiment of the present invention.
Fig. 3 is the structural representation of big electric cylinder and small electric cylinder in another embodiment of the present invention.
Fig. 4 is the structural representation of big electric cylinder and small electric cylinder in another embodiment of the present invention.
Wherein, 10. bracket base, 11. bracket upright posts, 12. bracket upper beams, 20. reverse frame underbeams, 21. reversely erect post,
22. reverse frame upper beam, 310. big electric cylinders, 311. links, 312. connecting trays, 313. large sensors, 314. small sensors
Positioning port, 320. small electric cylinders, 321. are oriented to pallet, 322. small sensors, 323. guiding connectors.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in Figure 1 to Figure 2, provided in the one of which embodiment of the present invention
A kind of two-way force value experimental rig, including：
Support, including bracket base 10, bracket upright post 11 and bracket upper beam 12, bracket upper beam 12 are arranged at bracket base 10
Top and connected by bracket upright post 11 therebetween；
Reverse frame, it is arranged on support, including reverse frame underbeam 20, reversely erection post 21 and reverse frame upper beam 22, instead
The reverse top of frame underbeam 20 is arranged to frame upper beam 22 and is connected by reversely erecting post 21 therebetween, reverse frame underbeam 20
Between bracket base 10, bracket upper beam 12 and its top and bottom is provided with measured piece installing mechanism (not shown)；
Big electric cylinder 310, it is fixedly installed on bracket upper beam 12；
Link 311, it is arranged at the output end of big electric cylinder 310；
Small electric cylinder 320, it is fixedly installed in link 311；
Large sensor 313, it is connected in the top of link 311 and is provided with connecting trays between link 311
312；
Small sensor 322, it is arranged in link 311, small sensor 322 be connected with small electric cylinder 320 and with small electricity
It is additionally provided between dynamic cylinder 320 and is oriented to pallet 321.
The small driving of electric cylinder 320 is oriented to pallet 321 and moved up in present embodiment so that small sensor 322 is connecting
Moved up in frame 311 and apply a loading force for measuring small-range to connecting trays 312, now big electric cylinder 310 and big biography
Sensor not 313 work；The big drive connection frame 311 of electric cylinder 310 moves up, and applying a loading force to connecting trays 312 is used for
Wide range is measured, now small electric cylinder 320 and small sensor 322 do not work, both measurable wide range, also measurable small-range,
And the measurement for pulling to and pressing to, small sensor 322 ensure the stability of small-range test, improve the precision of test, Er Qiexiang
Tested compared with existing fluid pressure type, oily leakage will not be produced, it is only necessary to consume electric energy, energy consumption is low.
As shown in figure 3, in order to further optimize the implementation result of the present invention, in another embodiment of the invention
In, on the basis of foregoing teachings, the bottom of the above-mentioned connecting trays 312 of present embodiment is provided with small sensor positioning port
314, the height of small sensor positioning port 314 is more than the height of connecting trays 312 and the connecting end surface of link 311.
Using above-mentioned preferable scheme, small sensor positioning port 314 facilitates the positioning and connection of small sensor 322, meanwhile,
Ensure that force value will not be applied on small sensor 313 when large sensor 313 works, so as to protect small sensor 313.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, the bottom of the above-mentioned connecting trays 312 of present embodiment and the side setting for being located at the small positioning port of sensor 322
There is displacement transducer (not shown).
Using above-mentioned preferable scheme, increase displacement transducer, sense the displacement of small sensor 322, avoid big electricity
Connecting trays 312, which directly drop down onto, when dynamic cylinder 310 declines damages small sensor 322 on small sensor 322, extend its service life.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, elastomeric pad (not shown) is provided with the above-mentioned small sensor positioning port 314 of present embodiment.
Using above-mentioned preferable scheme, the hardness that elastomeric pad is reduced between small sensor 322 and connecting trays 312 is touched
Hit, extend its service life.
As shown in figure 4, in order to further optimize the implementation result of the present invention, in another embodiment of the invention
In, on the basis of foregoing teachings, guiding connector 323 is additionally provided with the above-mentioned link 311 of present embodiment, the company of guiding
Fitting 323 is connected and positioned at the both sides of small electric cylinder 320 with being oriented to pallet 321.Wherein, guiding connector 323 is elastic connection
Part.
Using above-mentioned preferable scheme, on the one hand guiding connector 323 ensures that be oriented to pallet 321 keeps in moving process
It is horizontal so that the axle center of guiding pallet 321 on the same line, ensures wide range and small-range measurement with the axle center of big electric cylinder
Value is unanimously and continuous；On the other hand avoid small sensor 322 from producing hardness with connecting trays 312 in big electronic cylinder working to touch
Hit, extend the service life of small sensor.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, the guide rail for being provided with vertical direction in present embodiment on the inwall of above-mentioned link 311 (does not show in figure
Go out), it is oriented to pallet 321 and is slideably positioned on guide rail.
Using above-mentioned preferable scheme, guide rail is set on the inwall of link 311, ensures to be oriented to pallet 321 in vertical side
It will not be shifted to movement, so as to ensure the measuring accuracy of force value.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (7)
1. two-way force value experimental rig, it is characterised in that including：
Support, including bracket base, bracket upright post and bracket upper beam, the bracket upper beam be arranged above the bracket base and
Therebetween connected by bracket upright post；
Reverse frame, including reverse frame underbeam, reverse erection post and reverse frame upper beam, the reversely frame upper beam are arranged at described reverse
Connected above frame underbeam and therebetween by reversely erecting post, the reversely frame underbeam is located at the bracket base, on support
Between beam and its top and bottom are provided with measured piece installing mechanism；
Big electric cylinder, it is fixedly installed on the bracket upper beam；
Link, it is arranged at the output end of the big electric cylinder；
Small electric cylinder, it is fixedly installed in the link；
Large sensor, it is connected at the top of the link and is provided with connecting trays between the link；
Small sensor, it is arranged in the link, the small sensor be connected with the small electric cylinder and with the small electricity
Guiding pallet is additionally provided between dynamic cylinder.
2. two-way force value experimental rig according to claim 1, it is characterised in that the bottom of the connecting trays is provided with
Small sensor positioning port, the height of the small sensor positioning port are more than the connecting end surface of the connecting trays and the link
Height.
3. two-way force value experimental rig according to claim 2, it is characterised in that the bottom of the connecting trays and be located at
The side of the small sensor positioning port is provided with displacement transducer.
4. two-way force value experimental rig according to claim 2, it is characterised in that set in the small sensor positioning port
Flexible pad.
5. two-way force value experimental rig according to claim 1, it is characterised in that guiding is additionally provided with the link
Connector, the guiding connector are connected and positioned at the both sides of the small electric cylinder with being oriented to pallet.
6. two-way force value experimental rig according to claim 5, it is characterised in that the guiding connector is elastic connection
Part is oriented to screw mandrel.
7. two-way force value experimental rig according to claim 1, it is characterised in that be provided with the inwall of the link
The guide rail of vertical direction, the guiding tray both slid are arranged on the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616018.9A CN105115663B (en) | 2015-09-24 | 2015-09-24 | Two-way force value experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616018.9A CN105115663B (en) | 2015-09-24 | 2015-09-24 | Two-way force value experimental rig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105115663A CN105115663A (en) | 2015-12-02 |
| CN105115663B true CN105115663B (en) | 2018-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510616018.9A Active CN105115663B (en) | 2015-09-24 | 2015-09-24 | Two-way force value experimental rig |
Country Status (1)
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| CN (1) | CN105115663B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593200A (en) * | 2018-03-16 | 2018-09-28 | 海南省计量测试所 | A kind of continous way double-range superposing type force standard machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205015125U (en) * | 2015-09-24 | 2016-02-03 | 昆山市交通工程试验检测中心 | Two -way power value test device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU670834A1 (en) * | 1974-09-04 | 1979-06-30 | Научно-Исследовательский И Конструкторский Институт Испытательных Машин, Приборов И Средств Измерения Масс | Standard force measuring machine |
| CN102564557B (en) * | 2011-12-31 | 2014-08-20 | 李雪尔 | Build-up force standard machine with wide range, |
| CN102645303A (en) * | 2012-04-23 | 2012-08-22 | 苏州市计量测试研究所 | Cascade wide-range force loading and measuring device |
| CN202599603U (en) * | 2012-06-13 | 2012-12-12 | 苏州市计量测试研究所 | Combined type force standard machine |
| CN104807592A (en) * | 2015-05-18 | 2015-07-29 | 陶泽成 | Electric cylinder loading overlapping type force standard machine |
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2015
- 2015-09-24 CN CN201510616018.9A patent/CN105115663B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205015125U (en) * | 2015-09-24 | 2016-02-03 | 昆山市交通工程试验检测中心 | Two -way power value test device |
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| CB02 | Change of applicant information |
Address after: 215335 No. 688 South Road, Kunshan Development Zone, Jiangsu, Suzhou, China Applicant after: KUNSHAN TRANSPORTATION ENGINEERING TEST CENTER CO., LTD. Address before: 215335 No. 688 South Road, Kunshan Development Zone, Jiangsu, Suzhou, China Applicant before: KUNSHAN TRANSPORTATION ENGINEERING TEST CENTER |
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