CN207556748U - Tension compression bidirectional tests force standard machines - Google Patents
Tension compression bidirectional tests force standard machines Download PDFInfo
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- CN207556748U CN207556748U CN201721565547.1U CN201721565547U CN207556748U CN 207556748 U CN207556748 U CN 207556748U CN 201721565547 U CN201721565547 U CN 201721565547U CN 207556748 U CN207556748 U CN 207556748U
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Abstract
The utility model discloses tension compression bidirectionals to test force standard machines, including rack and test section.Test section is set in the space that pedestal, pillar and top beam surround, and the first test section is formed between top beam and mechanism for testing, places sensor to be measured for testing the pressure of sensor to be measured；The second test section is formed between pedestal and mechanism for testing, sensor to be measured is placed for testing the pulling force of sensor to be measured, it by the data that mechanism for testing detects compared with the deformation data of sensor to be measured, carries out curve fitting, so as to obtain the pulling force of sensor to be measured or pressure dependence formula.The device of the utility model, it is simple in structure, the pressure and pulling force of sensor can be tested simultaneously, it is convenient and practical.
Description
Technical field
The utility model is related to power fields of measurement, more particularly to a kind of tension compression bidirectional test force standard machines.
Background technology
Elastomer generates flexible deformation under external force, makes to be pasted onto the resistance strain gage (conversion element) on his surface
Companion is deformed, and after resistance strain gage deformation, its resistance value will change and (increase or reduce), then electric through corresponding measurement
This resistance variations is converted to electric signal (voltage or electric current) by road, so as to complete external force to be transformed to the process of electric signal.S
Type weighing sensor is a kind of sensor most commonly seen in sensor, is exactly by the deformation of elastomer using above-mentioned principle
Into digital signal.S type weighing sensors are mainly used for the pulling force surveyed between solid and pressure, general also people are also referred to as pressure
Sensor because of its outer image S-shaped shape, is traditionally also referred to as S type weighing sensors, this sensor uses alloy steel products
Matter, the processing of glue sealing protection, installation is easy, easy to use, changes the electronics weighing and force measurement such as scale system suitable for steelyard, burden balance, machine
System.S type weighing sensors have to test it before coming into operation, so that it is more accurate in use.It is existing
Test force standard machines can only often test the pressure or pulling force of sensor, and test function is more single.
Utility model content
The utility model provides a kind of tension compression bidirectional test force standard machines, can solve in above-mentioned prior art problem
It is one or more of.
One side according to the present utility model provides tension compression bidirectional test force standard machines, including,
Rack, including pedestal, pillar and top beam, one end of pillar is connected with pedestal, and the other end of pillar is connected with top beam；
With,
Test section, set on machine frame inside, test section includes mechanism for testing, the first test section and the second test section, test machine
For structure between the first test section and the second test section, the first test section is configured to test the pressure of sensor to be measured, and second surveys
Examination area is configured to test the pulling force of sensor to be measured.
The beneficial effects of the utility model are that test section is set in the space that pedestal, pillar and top beam surround, top beam and survey
The first test section is formed between test-run a machine structure, places sensor to be measured for testing the pressure of sensor to be measured；Pedestal and test machine
The second test section is formed between structure, sensor to be measured is placed for testing the pulling force of sensor to be measured, is detected by mechanism for testing
To data compared with the deformation data of sensor to be measured, carry out curve fitting, so as to obtain the pulling force of sensor to be measured or
Pressure dependence formula.The device of the utility model, it is simple in structure, the pressure and pulling force of sensor can be tested simultaneously, it is convenient and practical.
In some embodiments, actuating unit is further included, mechanism for testing is connected with actuating unit, and actuating unit includes horizontal stroke
Beam and hydraulic cylinder, crossbeam are connected with mechanism for testing, and hydraulic cylinder is set on post inboard, and hydraulic cylinder can drive crossbeam along pillar side
To moving back and forth.Advantage is to drive crossbeam by hydraulic cylinder, crossbeam drives mechanism for testing to be moved, and ensures
Mechanism for testing can smooth motion, so as to improve the accuracy of the pressure of sensor to be measured or pulling force.Hydraulic cylinder is also herein
Being changed to motor etc., other can realize the driving device of same effect.
In some embodiments, mechanism for testing includes connected stent and standard transducer, and stent is connected with crossbeam.
Advantage is that crossbeam can drive stent to be moved, and to promote sensor to be measured that elastic deformation occurs, and can be adopted simultaneously
It is tested with standard transducer.
In some embodiments, stent includes the first connecting seat and the second connecting seat, the first connecting seat and the second connection
Seat is connected by connecting rod.Advantage is that the first connecting seat and the second connecting seat are used to support sensor to be measured, so as to
It can be tested while elastic deformation occurs for sensor to be measured by standard transducer, to be acquired into row data simultaneously.
In some embodiments, the first connecting seat is equipped with the first disk body, and top beam is equipped with the second disk body, the first disk body
It is oppositely arranged with the second disk body.Advantage is, when crossbeam drives stent to pass through to when being moved close to the first test section direction
First disk body and the second disk body compress sensor to be measured, and pressure is formed to sensor to be measured, and elastic deformation occurs for sensor to be measured,
Stent can drive standard transducer that elastic deformation occurs again simultaneously, be adopted by carrying out data to sensor to be measured and standard transducer
Collection and comparison fitting, obtain relational expression therebetween, so as to complete the pressure test to sensor to be measured.
In some embodiments, pedestal be equipped with the first fixing piece, the second connecting seat be equipped with the second fixing piece, first
Fixing piece and the second fixing piece are oppositely arranged.Advantage is, when crossbeam drives stent to be transported to far from the second test section direction
When dynamic, stent forms pulling force by the second fixing piece to sensor to be measured, and elastic deformation occurs for sensor to be measured, while stent is again
It can drive standard transducer that elastic deformation occurs, by carrying out data acquisition and to analogy to sensor to be measured and standard transducer
It closes, relational expression therebetween is obtained, so as to complete the tensile test to sensor to be measured.
In some embodiments, connector, the first fixing piece and second are equipped on the first fixing piece and the second fixing piece
Fixing piece is equipped with internal thread, and the both ends of connector are equipped with external screw thread, and the first fixing piece and the second fixing piece are by screw thread with connecing
Head is connected, and the other end of connector is connected by screw thread with sensor to be measured.Advantage is sensor to be measured, especially
It is that the both ends of most common S-shaped gravity sensor are typically provided threaded hole, can be more convenient sensor to be measured by connector
Both ends are connected with the first fixing piece and the second fixing piece, so as to which sensor to be measured is firmly firmly secured at the second test
The accuracy of test is improved in area.
In some embodiments, secondary meter is further included, secondary meter is connected with sensing data to be measured.It is beneficial to effect
Fruit is that elastic deformation occurs sensor to be measured for stress during the test, its internal resistance is caused to change, this variation warp
Conversion is crossed, the stress value of sensor to be measured can be read by secondary meter, it is convenient in real time.
In some embodiments, control terminal is further included, control terminal is connected with mechanism for testing and actuating unit.Its
Advantageous effect is, equipped with the application program to match with the device in control terminal, can be facilitated to entire by control terminal
Device carries out operation and control, more intelligent, precision.
In some embodiments, control terminal is notebook, desktop computer or PAD.
Description of the drawings
Fig. 1 is that the tension compression bidirectional of one embodiment of the utility model tests the structure diagram of force standard machines；
Fig. 2 is a kind of structure diagram of sensor to be measured；
Fig. 3 is the structure diagram of the utility model connector.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1-3 schematically shows a kind of tension compression bidirectional test force standard of embodiment according to the present utility model
Machine.As shown in the figure, the device includes rack 1, test section and actuating unit 5.Rack 1 includes pedestal 11, pillar 12 and top beam 13,
One end of pillar 12 is connected with pedestal 11, and the other end of pillar 12 is connected with top beam 13.Test section is set on inside rack 1, including
Mechanism for testing 2, the first test section 3 and the second test section 4, mechanism for testing 2 between the first test section 3 and the second test section 4,
Mechanism for testing 2 is connected with actuating unit 5, and the first test section 3 is configured to test the pressure of sensor 6 to be measured, and the second test section 4 is matched
It is set to the pulling force for testing sensor 6 to be measured.
The tension compression bidirectional test force standard machines of the utility model, test section is surrounded set on pedestal 11, pillar 12 and top beam 13
Space in, the first test section 3 is formed between top beam 13 and mechanism for testing 2, places sensor 6 to be measured for testing sensing to be measured
The pressure of device 6；The second test section 4 is formed between pedestal 11 and mechanism for testing 2, places sensor 6 to be measured for testing biography to be measured
The pulling force of sensor 6.Mechanism for testing 2 is that computer is connected with control terminal 9, equipped with the application journey to match with the device on computer
Sequence can facilitate the data that operation and control and collecting test mechanism 2 are carried out to whole device by control terminal 9.Sensing to be measured
Device 6 is connected with secondary meter 8, and elastic deformation occurs sensor 6 to be measured for stress during the test, its internal resistance is caused to occur
Variation, this variation can read the stress value of sensor 6 to be measured by conversion by secondary meter 8.Pass through mechanism for testing 2
The data detected carry out curve fitting compared with the deformation data of sensor 6 to be measured, so as to obtain sensor 6 to be measured
Pulling force or pressure dependence formula.
Actuating unit 5 includes crossbeam 51 and hydraulic cylinder 52, and crossbeam 51 is connected with mechanism for testing 2, and hydraulic cylinder 52 is set on branch
The inside of column 12, hydraulic cylinder 52 can drive crossbeam 51 to move back and forth along 12 direction of pillar, crossbeam 51 drive mechanism for testing 2 into
Row movement, ensure mechanism for testing 2 can smooth motion, so as to improve the accuracy of the pressure of sensor 6 to be measured or pulling force.
Hydraulic cylinder 52 is also changed to motor etc. other can realize the driving device of same effect herein.
Mechanism for testing 2 includes connected stent 21 and standard transducer 22, stent 21 are connected with crossbeam 51.So as to crossbeam
51 can drive stent 21 to be moved, and to promote sensor 6 to be measured that elastic deformation occurs, and can use standard transducer simultaneously
22 are tested.Stent 21 includes the first connecting seat 211 and the second connecting seat 212, the first connecting seat 211 and the second connecting seat
212 are connected by connecting rod 213.First connecting seat 211 and the second connecting seat 212 are used to support sensor 6 to be measured, so as to
While elastic deformation occurs for sensor 6 to be measured, to be tested by standard transducer 22, to be adopted into row data simultaneously
Collection.
First connecting seat 211 is equipped with the first disk body 2111, and top beam 13 is equipped with the second disk body 131, the first disk body 2111
It is oppositely arranged with the second disk body 131.When crossbeam 51 drives stent 21 to pass through first to when being moved close to 3 direction of the first test section
2111 and second disk body 131 of disk body compresses sensor 6 to be measured, and pressure is formed to sensor 6 to be measured, and bullet occurs for sensor 6 to be measured
Property deformation, while stent 21 can drive standard transducer 22 that elastic deformation occurs again, by being sensed to sensor 6 to be measured and standard
Device 22 carries out data acquisition and comparison fitting, obtains relational expression therebetween, so as to complete the pressure survey to sensor 6 to be measured
Examination.
Pedestal 11 is equipped with the first fixing piece 111, and the second connecting seat 212 is equipped with the second fixing piece 2121, and first fixes
111 and second fixing piece 2121 of part is oppositely arranged.When crossbeam 51 drives stent 21 to be moved to separate second test section, 4 direction,
Stent 21 forms sensor 6 to be measured pulling force by the second fixing piece 2121, and sensor 6 to be measured occurs elastic deformation, props up simultaneously
Frame 21 can drive standard transducer 22 that elastic deformation occurs again, by carrying out data to sensor 6 to be measured and standard transducer 22
Acquisition and comparison fitting, obtain relational expression therebetween, so as to complete the tensile test to sensor 6 to be measured.
In order to improve the accuracy of test, it is equipped with connector 7 on the first fixing piece 111 and the second fixing piece 2121, first
111 and second fixing piece 2121 of fixing piece is equipped with internal thread, and the both ends of connector 7 are equipped with external screw thread 71,111 He of the first fixing piece
Second fixing piece 2121 is connected by screw thread with connector 7, and the other end of connector 7 is connected by screw thread with sensor 6 to be measured
It connects.Sensor 6 to be measured, the both ends of particularly most common S-shaped gravity sensor are typically provided threaded hole, can by connector 7
It is more convenient that the both ends of sensor 6 to be measured are carried out installation and connect with the first fixing piece 111 and the second fixing piece 2121, so as to treat
It surveys sensor 6 and is firmly firmly secured at the second test section 4.
The device of the utility model, it is simple in structure, the pressure and pulling force of sensor can be tested simultaneously, it is convenient and practical.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Under the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
Novel protection domain.
Claims (10)
1. tension compression bidirectional tests force standard machines, which is characterized in that including,
Rack (1), including pedestal (11), pillar (12) and top beam (13), one end and the pedestal (11) of the pillar (12)
It is connected, the other end of the pillar (12) is connected with top beam (13)；With,
Test section, internal set on the rack (1), the test section includes mechanism for testing (2), the first test section (3) and second
Test section (4), between first test section (3) and the second test section (4), described first surveys the mechanism for testing (2)
Examination area (3) is configured to test the pressure of sensor to be measured (6), and second test section (4) is configured to test sensor to be measured (6)
Pulling force.
2. tension compression bidirectional according to claim 1 tests force standard machines, which is characterized in that further includes actuating unit (5), institute
It states mechanism for testing (2) with the actuating unit (5) to be connected, the actuating unit (5) includes crossbeam (51) and hydraulic cylinder (52), institute
It states crossbeam (51) with the mechanism for testing (2) to be connected, the hydraulic cylinder (52) is on the inside of the pillar (12), the hydraulic pressure
Cylinder (52) can drive the crossbeam (51) to move back and forth along the pillar (12) direction.
3. tension compression bidirectional according to claim 2 tests force standard machines, which is characterized in that the mechanism for testing (2) includes
Connected stent (21) and standard transducer (22), the stent (21) are connected with the crossbeam (51).
4. tension compression bidirectional according to claim 3 tests force standard machines, which is characterized in that the stent (21) is including first
Connecting seat (211) and the second connecting seat (212), first connecting seat (211) and the second connecting seat (212) pass through connecting rod
(213) it is connected.
5. tension compression bidirectional according to claim 4 tests force standard machines, which is characterized in that the first connection seat of honour is equipped with
First disk body (2111), the top beam (13) are equipped with the second disk body (131), first disk body (2111) and the second disk body
(131) it is oppositely arranged.
6. tension compression bidirectional according to claim 4 tests force standard machines, which is characterized in that the pedestal (11) is equipped with the
One fixing piece (111), second connecting seat (212) be equipped with the second fixing piece (2121), first fixing piece (111) and
Second fixing piece (2121) is oppositely arranged.
7. tension compression bidirectional according to claim 6 tests force standard machines, which is characterized in that first fixing piece (111)
With connector (7) is equipped on the second fixing piece (2121), first fixing piece (111) and the second fixing piece (2121) are equipped with
Internal thread, the both ends of the connector (7) are equipped with external screw thread (71), first fixing piece (111) and the second fixing piece (2121)
It is connected by screw thread with the connector (7), the other end of the connector (7) is connected by screw thread with sensor to be measured (6)
It connects.
8. force standard machines are tested according to claim 1-7 any one of them tension compression bidirectional, which is characterized in that further include secondary instrument
Table (8), the secondary meter (8) are connected with sensor to be measured (6) data.
9. force standard machines are tested according to claim 1-7 any one of them tension compression bidirectional, which is characterized in that further include control eventually
It holds (9), the control terminal (9) is connected with mechanism for testing (2) and actuating unit (5).
10. tension compression bidirectional according to claim 9 tests force standard machines, which is characterized in that the control terminal (9) is pen
Note sheet, desktop computer or PAD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721565547.1U CN207556748U (en) | 2017-11-21 | 2017-11-21 | Tension compression bidirectional tests force standard machines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721565547.1U CN207556748U (en) | 2017-11-21 | 2017-11-21 | Tension compression bidirectional tests force standard machines |
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| Publication Number | Publication Date |
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| CN207556748U true CN207556748U (en) | 2018-06-29 |
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| CN201721565547.1U Active CN207556748U (en) | 2017-11-21 | 2017-11-21 | Tension compression bidirectional tests force standard machines |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827534A (en) * | 2018-09-05 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of scene auxiliary strength sensor calibrating installation |
| CN109357812A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of dual-purpose comparison force measuring machine of simple tension and compression |
| CN109752272A (en) * | 2019-03-12 | 2019-05-14 | 贵州钢绳股份有限公司 | A kind of super-huge tensile testing machine calibration method of multi-cylinder stress and device |
-
2017
- 2017-11-21 CN CN201721565547.1U patent/CN207556748U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827534A (en) * | 2018-09-05 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of scene auxiliary strength sensor calibrating installation |
| CN109357812A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of dual-purpose comparison force measuring machine of simple tension and compression |
| CN109752272A (en) * | 2019-03-12 | 2019-05-14 | 贵州钢绳股份有限公司 | A kind of super-huge tensile testing machine calibration method of multi-cylinder stress and device |
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