CN206862538U - Second peak monitoring device in presetting system torque spanner use - Google Patents
Second peak monitoring device in presetting system torque spanner use Download PDFInfo
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- CN206862538U CN206862538U CN201720491692.3U CN201720491692U CN206862538U CN 206862538 U CN206862538 U CN 206862538U CN 201720491692 U CN201720491692 U CN 201720491692U CN 206862538 U CN206862538 U CN 206862538U
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- monitoring device
- torque
- presetting system
- acquisition controller
- analog electrical
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Abstract
The utility model discloses the second peak monitoring device in a kind of presetting system torque spanner use, the monitoring device includes torque sensor, signal acquisition controller and three color indicators, described torque sensor is used for the change in torque for gathering bolt to be twisted, the analog electrical signal output end of torque sensor is connected with the signal input part of signal acquisition controller, and the display signal output part of described signal acquisition controller connects three color indicators.The operation behavior of the utility model energy specification presetting system torque spanner user, avoid or extent control use in the second peak phenomenon for easily occurring, as far as possible use state is consistent with calibrating state, it is ensured that moment of torsion transmission of quantity value is accurately and reliably.
Description
Technical field
The Special device for monitoring being used cooperatively in a kind of and presetting system torque spanner use is the utility model is related to, more specifically
Ground is related to the second peak monitoring device in a kind of presetting system torque spanner use.
Background technology
Measurement technology mechanism and scientific research institutions are generally entered using detecting device for determining torque of spanner to presetting system torque spanner at present
Row calibrating, there is no the constraint of unified quantization for the situation that user varies in use and lack corresponding monitoring means.
Structure, the principle of presetting system torque spanner determine that it is easier to that the second peak phenomenon occurs, and research shows that the second peak phenomenon is mainly
The phenomenon that presetting system torque spanner occurs in use, calibrating is reached by controlling according to the requirement of vertification regulation in calibrating
Time (0.5s~4s) of torque point and by mechanical system control ability, it is easier to avoid the second peak phenomenon；Because can not in use
See torque value in real time and corresponding measure can not be taken and manual control ability varies, the second peak phenomenon easily occurs.For
Avoid or control the second peak phenomenon easily occurred in use, it is necessary to which presetting system torque spanner behaviour in service is supervised
Survey, by the operation behavior of Normalization rule person, avoid as far as possible or extent control.
Utility model content
The purpose of this utility model be in order to avoid or control use in the second peak phenomenon for easily occurring.On realizing
Purpose is stated, the utility model provides the second peak monitoring device in a kind of presetting system torque spanner use.
The technical scheme of utility model：
Second peak monitoring device in a kind of presetting system torque spanner use, the monitoring device include torque sensor, signal
Acquisition controller and three color indicators, described torque sensor are used for the change in torque for gathering bolt to be twisted, torque sensor
Analog electrical signal output end be connected with the signal input part of signal acquisition controller, the display of described signal acquisition controller
Signal output part connects three color indicators.
With being respectively arranged below with upper connector and lower connector above torque sensor of the present utility model, on upper connector
Side is provided with presetting system torque spanner, and for applying torsion to workpiece, bolt to be twisted is provided with below described lower connector.
Signal acquisition controller of the present utility model includes keyboard input module, display output module, memory module, numeral
Circuit part and modulus conversion chip ADC；Above-mentioned digital circuits section include FPGA and the MCU that is arranged on foregoing FPGA and
SRAM；The analog electrical signal end of torque sensor is connected with foregoing modulus conversion chip ADC analog electrical signal end；Above-mentioned modulus
Conversion chip ADC digital signal end is connected with the FPGA of aforementioned digital circuit part；Above-mentioned digital circuits section and previous key
Disk input module, display output module, memory module are bi-directionally connected.
Modulus conversion chip ADC of the present utility model uses 16,24 or 32, and above-mentioned modulus conversion chip ADC is adopted
With 16, connected between foregoing modulus conversion chip ADC analog electrical signal end and the analog electrical signal end of above-mentioned torque sensor
There is amplifier.
The beneficial effects of the utility model：
The operation behavior of the utility model energy specification presetting system torque spanner user, avoid or extent control use in pole
The the second peak phenomenon easily occurred, as far as possible cause use state be consistent with calibrating state, it is ensured that moment of torsion transmission of quantity value it is accurate
Reliably.
Brief description of the drawings
Fig. 1 is monitoring device theory diagram.
Fig. 2 is monitoring device schematic diagram.
Fig. 3 is signal acquisition controller fundamental diagram.
1st, bolt 2 to be twisted, workpiece 3, lower connector 4, torque sensor 5, upper connector
6th, presetting system torque spanner 7, signal acquisition controller 8, three color indicators
Embodiment
Below in conjunction with accompanying drawing 1-3, embodiment of the present utility model is described in detail.
Referring to Fig. 1-3, the second peak monitoring device in a kind of presetting system torque spanner use, including torque sensor 4, signal
The color indicator 8 of acquisition controller 7 and three, described torque sensor 4 are used for the change in torque for gathering bolt 1 to be twisted, and moment of torsion passes
The analog electrical signal output end of sensor 4 is connected with the signal input part of signal acquisition controller 7, described signal acquisition controller
7 display signal output part connects three color indicators 8.
Further, the top of torque sensor 4 is with being respectively arranged below with upper connector 5 and lower connector 3, upper connector 5
Top is provided with presetting system torque spanner 6, and for applying torsion to workpiece 2, the described lower section of lower connector 3 is provided with bolt 1 to be twisted.
Further, signal acquisition controller 7 includes keyboard input module, display output module, memory module, numeral electricity
Road part and modulus conversion chip ADC；Above-mentioned digital circuits section include FPGA and the MCU that is arranged on foregoing FPGA and
SRAM, simplify board design, increase scalability.；The analog electrical signal end of torque sensor 4 and foregoing modulus conversion chip
ADC analog electrical signal end is connected；Above-mentioned modulus conversion chip ADC digital signal end and the FPGA of aforementioned digital circuit part
It is connected；Above-mentioned digital circuits section is bi-directionally connected with foregoing keyboard input module, display output module, memory module.
Further, modulus conversion chip ADC uses 16,24 or 32, using 16 modulus conversion chip ADC's
When, it is connected with amplification between modulus conversion chip ADC analog electrical signal end and the analog electrical signal end of above-mentioned torque sensor 4
Device, the output voltage of torque sensor 4 is matched with modulus conversion chip ADC input voltage ranges by amplifier, directly use
Amplifier need not be then connected during the modulus conversion chip ADC of higher conversion accuracy 24 or 32；
Above-mentioned modulus conversion chip ADC sample rate selection is not less than 20kHz, after can both having ensured that moment of torsion reaches setting value
There are enough sampled points during 1ms levels unload power, can also meet the requirement of dynamic range highest 6kHz strain torque sensors.
During specific implementation：
Acceptable torque value scope is set to limit in signal acquisition controller 7 on request, bolt 1 to be twisted acts on workpiece
2, torque sensor 4 is connected with bolt 1 to be twisted and presetting system torque spanner 6 respectively by lower connector 3 and upper connector 5,
Setting torque value is applied by presetting system torque spanner 6, torque sensor 4 experiences the change in torque of bolt 1 to be twisted, will be corresponding
Analog electrical signal real-time delivery is to signal acquisition controller 7, and signal acquisition controller 7 is to the simulation electricity from torque sensor 4
Signal is amplified, analog-to-digital conversion, then the peak of real-time capture torque signal second and lights the finger of the respective color of three color indicator 8
Show device.
The utility model is not directed to partly same as the prior art or can realized using prior art.
Claims (4)
1. the second peak monitoring device in a kind of presetting system torque spanner use, it is characterised in that the monitoring device passes including moment of torsion
Sensor (4), signal acquisition controller (7) and three color indicators (8), described torque sensor (4) are used to gather bolt to be twisted
(1) change in torque, the analog electrical signal output end of torque sensor (4) and the signal input part of signal acquisition controller (7)
It is connected, the display signal output part of described signal acquisition controller (7) connects three color indicators (8).
2. the second peak monitoring device in a kind of presetting system torque spanner use according to claim 1, it is characterised in that institute
With being respectively arranged below with upper connector (5) and lower connector (3) above the torque sensor (4) stated, set above upper connector (5)
There is presetting system torque spanner (6), for applying torsion to workpiece (2), bolt to be twisted is provided with below described lower connector (3)
(1)。
3. the second peak monitoring device in a kind of presetting system torque spanner use according to claim 1, it is characterised in that institute
The signal acquisition controller (7) stated includes keyboard input module, display output module, memory module, digital circuits section and mould
Number conversion chip ADC；Above-mentioned digital circuits section includes FPGA and the MCU and SRAM that are arranged on foregoing FPGA；Torque sensing
The analog electrical signal end of device (4) is connected with foregoing modulus conversion chip ADC analog electrical signal end；Above-mentioned modulus conversion chip
ADC digital signal end is connected with the FPGA of aforementioned digital circuit part；Above-mentioned digital circuits section and foregoing input through keyboard mould
Block, display output module, memory module are bi-directionally connected.
4. the second peak monitoring device in a kind of presetting system torque spanner use according to claim 3, it is characterised in that institute
The modulus conversion chip ADC stated uses 16,24 or 32；Above-mentioned modulus conversion chip ADC uses 16, and foregoing modulus turns
Change between chip ADC analog electrical signal end and the analog electrical signal end of above-mentioned torque sensor (4) and be connected with amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491692.3U CN206862538U (en) | 2017-05-05 | 2017-05-05 | Second peak monitoring device in presetting system torque spanner use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491692.3U CN206862538U (en) | 2017-05-05 | 2017-05-05 | Second peak monitoring device in presetting system torque spanner use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862538U true CN206862538U (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720491692.3U Active CN206862538U (en) | 2017-05-05 | 2017-05-05 | Second peak monitoring device in presetting system torque spanner use |
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| CN (1) | CN206862538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255538A (en) * | 2017-05-05 | 2017-10-17 | 常州市计量测试技术研究所 | Second peak monitoring device and method in presetting system torque spanner use |
-
2017
- 2017-05-05 CN CN201720491692.3U patent/CN206862538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255538A (en) * | 2017-05-05 | 2017-10-17 | 常州市计量测试技术研究所 | Second peak monitoring device and method in presetting system torque spanner use |
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