CN208282999U - A kind of continous way double-range superposing type force standard machine - Google Patents
A kind of continous way double-range superposing type force standard machine Download PDFInfo
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- CN208282999U CN208282999U CN201820357385.0U CN201820357385U CN208282999U CN 208282999 U CN208282999 U CN 208282999U CN 201820357385 U CN201820357385 U CN 201820357385U CN 208282999 U CN208282999 U CN 208282999U
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Abstract
The utility model relates to a kind of continous way double-range superposing type force standard machines.It is characterized by comprising wide range standard transducer (1), sensor connecting plate (2), small-range standard transducer (3), air spring (4), oil cylinder (5), rack (6), reverser (7), moving beam (9), standard force-measuring instrument (10), host computer (11), servo hydraulic control system (12) compositions.The utility model has the beneficial effects that 1, the range ability of superposing type force standard machine can be increased to (1-100) % from (10-100) %；2, the utility model structure is simple, and production cost is low, applied widely, it is easy to accomplish mass production manufacture.
Description
Technical field
The utility model relates to a kind of continous way double-range superposing type force standard machine, be applied to various weighing sensors,
The mechanics properties testing of force snesor, dynamometer belongs to force standard machines field.
Background technique
Superposing type force standard machine be the standard dynamometer of using one (or group) higher than accredited dynamometer accuracy as
Standard is connected with tested dynamometer, applies the force standard machines of load with hydraulic or mechanical system.With force sensor and power source
The metering performance of the raising of device technique performance, superposing type force standard machine is also greatly improved, due to low cost
And work efficiency is high, has gained universal acceptance in recent years, application range is gradually expanded, and becomes dynamometry, weighing sensor production
Important equipment.
But since the measurement range by standard dynamometer is influenced (generally the 10%~100% of full scale), superposing type at present
Force standard machines range ability is generally smaller than the force standard machines of other forms.
Also have on same superposing type force standard machine at present, is expanded by way of replacing different range standard transducers
The range ability of superposing type force standard machine, but the effect is not very satisfactory.
Utility model content
For the small problem of conventional stacking formula force standard machines range ability, the utility model aim is to provide a kind of continous way
Double-range superposing type force standard machine is the low continous way double-range superposing type force standard of a kind of machine with wide range, production cost
Machine.
The technical solution that the utility model is taken by solution its technical problem is as follows:
A kind of continous way double-range superposing type force standard machine, including it is wide range standard transducer, sensor connecting plate, a small amount of
Journey standard transducer, air spring, oil cylinder, rack, reverser, moving beam, standard force-measuring instrument, host computer, servo-fluid are voltage-controlled
System composition processed, the lower part of wide range standard transducer are rigidly connected by sensor connecting plate with small-range standard transducer top
It connects, the lower part of small-range standard transducer is connected with the air-spring piston of air spring, the air spring cylinder body of air spring
Bottom is connected with the oil cylinder piston of oil cylinder, and the cylinder body of oil cylinder is installed on upper rack, is arranged moving beam in rack, reverser with
Wide range standard transducer top be connected, standard force-measuring instrument by connecting line respectively with wide range standard transducer, small-range
Standard transducer is connected, and host computer is connected with standard force-measuring instrument, servo hydraulic control system respectively by connecting line, servo
Hydraulic control system is connected with oil cylinder.
The configuration mode of standard transducer are as follows: the range upper limit of wide range standard transducer is the upper of force standard machines range
Limit, the Lower Range of wide range standard transducer are less than the range upper limit of small-range standard transducer, small-range standard transducer
Lower Range be force standard machines range lower limit.
Under the action of air spring, when force standard machines measurement force value is less than the range upper limit of small-range standard transducer
Sensor connecting plate is not contacted with oil cylinder piston, when force standard machines measurement force value is greater than the range upper limit of small-range standard transducer
When sensor connecting plate contacted with oil cylinder piston.
The standard force-measuring instrument has 2 at least with upper channel, is respectively used to wide range standard transducer and a small amount of
The signal acquisition of journey standard transducer.
The power output of air spring is equal to the range upper limit of small-range standard transducer.
The utility model has the following beneficial effects:
1, the utility model is combined big small-range standard transducer using a set of continous way standard sensing switching mechanism
Together, the range ability of superposing type force standard machine can be increased to (1-100) % from (10-100) %.
2, the utility model structure is simple, and production cost is low, applied widely, it is easy to accomplish mass production manufacture.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is small-range switching state figure；
Fig. 3 is wide range switching state figure.
In figure: 1. wide range standard transducers, 2. sensor connecting plates, 3. small-range standard transducers, 4. air springs,
4.1. air-spring piston, 4.2. air spring cylinder body, 5. oil cylinders, 5.1. oil cylinder piston, 5.2. cylinder body, 6. racks, 7. anti-
To device, 8. tested sensors, 9. moving beams, 10. standard force-measuring instrument, 11. host computers, 12. servo hydraulic control systems.
Specific embodiment
A kind of continous way double-range superposing type force standard machine, including wide range standard transducer (1), sensor connecting plate 2,
Small-range standard transducer 3, air spring 4, oil cylinder 5, rack 6, reverser 7, moving beam 9, standard force-measuring instrument 10, host computer
11, servo hydraulic control system 12 forms, and the lower part of wide range standard transducer 1 passes through sensor connecting plate 2 and small-range mark
Quasi- 3 top of sensor rigid connection, the lower part of small-range standard transducer 3 and 4.1 phase of air-spring piston of air spring 4
Even, 4.2 bottom of air spring cylinder body of air spring 4 is connected with the oil cylinder piston 5.1 of oil cylinder 5, and the cylinder body 5.2 of oil cylinder 5 is pacified
Loaded on 6 top of rack, moving beam 9 is set in rack 6, reverser 7 is connected with 1 top of wide range standard transducer, standard force-measuring
Instrument 10 is connected with wide range standard transducer 1, small-range standard transducer 3 respectively by connecting line, and host computer 11 passes through
Connecting line is connected with standard force-measuring instrument 10, servo hydraulic control system 12 respectively, servo hydraulic control system 12 and 5 phase of oil cylinder
Even.
The configuration mode of standard transducer are as follows: the range upper limit of wide range standard transducer 1 is the upper of force standard machines range
Limit, the Lower Range of wide range standard transducer 1 are less than the range upper limit of small-range standard transducer 3, small-range standard sensing
The Lower Range of device 3 is the lower limit of force standard machines range.
Under the action of air spring 4, when force standard machines measurement force value is less than the range upper limit of small-range standard transducer 3
When sensor connecting plate 2 do not contacted with oil cylinder piston 5.1, when force standard machines measurement force value is greater than small-range standard transducer 3
Sensor connecting plate 2 is contacted with oil cylinder piston 5.1 when the range upper limit.
The standard force-measuring instrument 10 has 2 at least with upper channel, is respectively used to wide range standard transducer 1 and small
The signal acquisition of range standard transducer 3.
The power output of air spring 4 is equal to the range upper limit of small-range standard transducer 3.
Under original state, under the action of air spring 4, sensor connecting plate 2 is not contacted with oil cylinder piston 5.1.
When work, tested sensor 8 is superimposed according to a kind of continous way double-range for being mounted on the utility model shown in Fig. 1
In formula force standard machines, user sets the force-detecting position of tested sensor 8,10 synchronous acquisition wide range standard of standard force-measuring instrument sensing
Device 1 and small-range standard transducer 3 are simultaneously sent to host computer 11, when measurement point is in 3 range ability of small-range standard transducer
When, target force values are subject to small-range standard transducer 3, and host computer 11 sends instructions to servo hydraulic control system 12, servo
Hydraulic control system 12 send oil to oil cylinder 5, and 5.1 uplink of oil cylinder piston drives small-range standard transducer 3, sensor connecting plate
2, wide range standard transducer 1,7 uplink of reverser are tested 8 stress of sensor, keep force value when reaching target force values to force value
The signal for stablizing and acquiring tested sensor 8, subsequently into next force-detecting position.
When force-detecting position is more than the 3 range upper limit of small-range standard transducer, air spring 4 is compressed, sensor connecting plate
2 contact with oil cylinder piston 5.1, and the stress for continuing to load small-range standard transducer 3 at this time is not further added by, and target force values are with a large amount of
Subject to journey standard transducer 1.
Claims (5)
1. a kind of continous way double-range superposing type force standard machine, it is characterised in that: including wide range standard transducer (1), sensing
Device connecting plate (2), small-range standard transducer (3), air spring (4), oil cylinder (5), rack (6), reverser (7), moving beam
(9), standard force-measuring instrument (10), host computer (11), servo hydraulic control system (12) composition, wide range standard transducer (1)
Lower part be rigidly connected by sensor connecting plate (2) and small-range standard transducer (3) top, small-range standard transducer
(3) lower part is connected with the air-spring piston (4.1) of air spring (4), the air spring cylinder body (4.2) of air spring (4)
Bottom is connected with the oil cylinder piston (5.1) of oil cylinder (5), and the cylinder body (5.2) of oil cylinder (5) is installed on rack (6) top, rack
(6) moving beam (9) are set in, reverser (7) is connected with wide range standard transducer (1) top, and standard force-measuring instrument (10) is logical
It crosses connecting line to be connected with wide range standard transducer (1), small-range standard transducer (3) respectively, host computer (11) passes through company
Wiring is connected with standard force-measuring instrument (10), servo hydraulic control system (12) respectively, servo hydraulic control system (12) and oil
Cylinder (5) is connected.
2. a kind of continous way double-range superposing type force standard machine according to claim 1, it is characterised in that: standard transducer
Configuration mode are as follows: the range upper limit of wide range standard transducer (1) be force standard machines range the upper limit, wide range standard sensing
The Lower Range of device (1) is less than the range upper limit of small-range standard transducer (3), under the range of small-range standard transducer (3)
It is limited to the lower limit of force standard machines range.
3. a kind of continous way double-range superposing type force standard machine according to claim 1, it is characterised in that: in air spring
(4) under the action of, the sensor connecting plate when force standard machines measurement force value is less than the range upper limit of small-range standard transducer (3)
(2) it is not contacted with oil cylinder piston (5.1), when force standard machines measurement force value is greater than the range upper limit of small-range standard transducer (3)
When sensor connecting plate (2) contacted with oil cylinder piston (5.1).
4. a kind of continous way double-range superposing type force standard machine according to claim 1, it is characterised in that: the standard
Dynamometry instrument (10) has 2 at least with upper channel, is respectively used to wide range standard transducer (1) and small-range standard transducer
(3) signal acquisition.
5. a kind of continous way double-range superposing type force standard machine according to claim 1, it is characterised in that: air spring
(4) power output is equal to the range upper limit of small-range standard transducer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820357385.0U CN208282999U (en) | 2018-03-16 | 2018-03-16 | A kind of continous way double-range superposing type force standard machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820357385.0U CN208282999U (en) | 2018-03-16 | 2018-03-16 | A kind of continous way double-range superposing type force standard machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208282999U true CN208282999U (en) | 2018-12-25 |
Family
ID=64749541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820357385.0U Expired - Fee Related CN208282999U (en) | 2018-03-16 | 2018-03-16 | A kind of continous way double-range superposing type force standard machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208282999U (en) |
-
2018
- 2018-03-16 CN CN201820357385.0U patent/CN208282999U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20210316 |