CN204214598U - Pressure sensor calibrating device is used in teaching - Google Patents
Pressure sensor calibrating device is used in teaching Download PDFInfo
- Publication number
- CN204214598U CN204214598U CN201420612920.4U CN201420612920U CN204214598U CN 204214598 U CN204214598 U CN 204214598U CN 201420612920 U CN201420612920 U CN 201420612920U CN 204214598 U CN204214598 U CN 204214598U
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- briquetting
- groove
- pressure sensor
- guide pole
- calibrating device
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Abstract
The one teaching pressure sensor calibrating device that the utility model provides, at least comprise and demarcate seat, briquetting and actuator, described demarcation seat is provided with groove, and described briquetting to be arranged in groove and to drive single-degree-of-freedom to-and-fro movement between the two side of groove by actuator; Also comprise the standard meter be arranged in groove, the sounding rod of described standard meter and the sounding rod of testing pressure sensor are coaxially arranged, described standard meter and actuator are arranged in the both sides of briquetting respectively and standard meter is driven by briquetting and presses to testing pressure sensor, teaching pressure sensor calibrating device of the present utility model, clearly can show the whole calibration process of pressure transducer, but also the stated accuracy to pressure transducer can be ensured, structure is simple, easily manufactured, greatly reduce use cost.
Description
Technical field
The utility model relates to a kind of caliberating device, particularly relates to a kind of teaching pressure sensor calibrating device.
Background technology
The demarcation of pressure transducer is that the instrument of employing standard carries out detecting, calibrating, in the prior art, there is a lot of accurate calibration instrument, although can carry out rapidly and demarcate accurately pressure transducer, but and be not suitable in the middle of teaching, the use cost being these equipment is on the one hand high, complicated operation, even more important one side is: these equipment clearly can not show the principle process of demarcation in calibration process, be unfavorable for the understanding of student for calibration principle and process, thus cause quality of instruction not high.
Therefore, need to propose a kind of novel teaching pressure sensor calibrating device, clearly can show the whole calibration process of pressure transducer, but also the stated accuracy to pressure transducer can be ensured, structure is simple, easily manufactured, greatly reduces use cost.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of teaching pressure sensor calibrating device, clearly can show the whole calibration process of pressure transducer, but also the stated accuracy to pressure transducer can be ensured, structure is simple, easily manufactured, greatly reduces use cost.
The one teaching pressure sensor calibrating device that the utility model provides, at least comprise and demarcate seat, briquetting and actuator, described demarcation seat is provided with groove, and described briquetting to be arranged in groove and to drive single-degree-of-freedom to-and-fro movement between the two side of groove by actuator;
Also comprise the standard meter be arranged in groove, the sounding rod of described standard meter and the sounding rod of testing pressure sensor are coaxially arranged, and described standard meter and actuator are arranged in the both sides of briquetting respectively and standard meter is driven by briquetting and presses to testing pressure sensor.
Further, described demarcation seat is provided with at least one guide pole, the two ends of described guide pole be individually fixed in the two side of described groove and guide pole perpendicular to the length direction of groove, described guide pole is through described briquetting and can along the to-and-fro movement of guide pole single-degree-of-freedom.
Further, described guide pole is two and be arranged in parallel, and the plane that described two guide poles are formed is parallel with the bottom of groove.
Further, the bottom of described groove is provided with the length direction chute axially parallel with guide pole, and described briquetting is embedded in chute by the slide block be arranged at bottom briquetting.
Further, described guide pole is provided with can along the sliding sleeve of the axial single dof mobility of guide pole, and described sliding sleeve and actuator are respectively in the both sides of briquetting, and described standard meter is fixedly installed on sliding sleeve.
Further, the sidewall of described groove is provided with the holder of fixing testing pressure sensor, and described holder and sliding sleeve are positioned at the homonymy of briquetting.
Further, described actuator is precision ball screw, described precision ball screw comprises feed screw nut and lead screw shaft, feed screw nut is fixedly installed on sidewall relative with the sidewall being provided with holder in groove, one end of lead screw shaft is fixedly connected with briquetting, and the other end is through the recess sidewall being provided with feed screw nut and stretch out in outside groove.
The utility model beneficial effect: teaching pressure sensor calibrating device of the present utility model, clearly can show the whole calibration process of pressure transducer, but also can ensure the stated accuracy to pressure transducer, structure is simple, easily manufactured, greatly reduce use cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the utility model first example structure schematic diagram.
Fig. 2 is the utility model second example structure schematic diagram.
Fig. 3 is Fig. 1 vertical view.
Fig. 4 is Fig. 2 vertical view.
Fig. 5 is briquette structure schematic diagram.
Embodiment
Fig. 1 is the utility model first example structure schematic diagram, Fig. 2 is the utility model second example structure schematic diagram, as shown in the figure, the one teaching pressure sensor calibrating device that the utility model provides, at least comprise and demarcate seat 1, briquetting 4 and actuator, described demarcation seat 1 is provided with groove 2, and described briquetting 4 to be arranged in groove 2 and to drive single-degree-of-freedom to-and-fro movement between the two side of groove 2 by actuator, also comprise the standard meter 9 be arranged in groove 2, the sounding rod 10 of described standard meter 9 is coaxially arranged with the sounding rod 10 of testing pressure sensor 11, described standard meter 9 and actuator are arranged in the both sides of briquetting 4 respectively and standard meter 9 is driven by briquetting and presses to testing pressure sensor 11, described standard meter adopts clock gauge or ten thousandth micrometer, teaching pressure sensor calibrating device of the present utility model, clearly can show the whole calibration process of pressure transducer, but also the stated accuracy to pressure transducer can be ensured, structure is simple, easily manufactured, greatly reduce use cost.
As shown in Figure 1, described demarcation seat 1 is holistic structure, metal material can be adopted to make, rectangular structure is formed by the mode of building, and then machined grooves 2 and chute 13 etc., also stamped metal sheets can be adopted to form groove structure, certainly, plastics can also be adopted to be made by Shooting Technique.
As shown in Figure 2, described demarcation seat 1 comprises base plate 101 and two wing plates 102, two wing plates 102 are with parallel and be fixedly installed on base plate 101 perpendicular to the mode of base plate 101 and form groove 2, as base plate and wing plate are metal material, wing plate and base plate can adopt the mode of welding to be fixed connection, and as base plate and wing plate are plastic material, wing plate and base plate can adopt glass cement bonding, certainly, above-mentioned two kinds can also adopt bolt to be fixedly connected with.
In the present embodiment, described demarcation seat 1 is provided with at least one guide pole 5, the two ends of described guide pole 5 are individually fixed in the two side of described groove 2 and the length direction being axially perpendicular to groove 2 of guide pole 5, described guide pole 5 is through described briquetting 4 and briquetting 4 can along the to-and-fro movement of guide pole 5 single-degree-of-freedom, by this structure, can ensure that briquetting can successfully to-and-fro movement complete staking-out work in a groove.
In the present embodiment, described guide pole 5 is two and be arranged in parallel, the plane that described two guide poles 5 are formed is parallel with the bottom of groove 2, that is to say: the plane parallel with bottom portion of groove (namely two guide poles are equal everywhere to the vertical range of bottom portion of groove) determined by two parallel guide poles, by the effect of two guide poles, there will not be skew when can ensure that briquetting presses to the sounding rod of standard meter, thus ensure the accuracy of calibration result.
In the present embodiment, the bottom of described groove 2 is provided with the length direction chute 13 axially parallel with guide pole 5, described briquetting 4 is embedded in chute 13 by the slide block 41 be arranged at bottom briquetting 4, by the acting in conjunction of slide block and guide pole, can ensure that briquetting presses to the sounding rod of standard meter vertical with the surface of briquetting, and then the decrement of the guarantee amount of feeding of actuator and the sounding rod of standard meter always, reaches the object of Accurate Calibration.
In the present embodiment, described guide pole 5 is provided with can along the sliding sleeve 3 of the axial single dof mobility of guide pole 5, described sliding sleeve 3 and actuator are respectively in the both sides of briquetting 4, described standard meter 9 is fixedly installed on sliding sleeve 3, two guide poles 5 are provided with sliding sleeve 13, described sliding sleeve 13 is also provided with web joint 8, described standard meter 9 is fixedly installed on web joint 8, can be fixedly connected with by bolt, also can fixed by snaply connect, certainly, the detachable of other is fixedly connected with mode, by this structure, be convenient to compress the sounding rod of standard meter and measured the reset of rear sounding rod, in measuring process, a standard meter can be set each sliding sleeve, use two standard meters to carry out demarcating then averaging simultaneously, measuring error can be eliminated, make measurement result more accurate.
In the present embodiment, the sidewall of described groove 2 is provided with the holder 12 of fixing testing pressure sensor 11, described holder 12 and sliding sleeve 3 are positioned at the homonymy of briquetting 4, by the effect of holder 12, can be fixed testing pressure sensor easily, described holder can adopt anchor ear, also the structures such as buckle can be adopted, all can realize fixing testing pressure sensor, such as adopt anchor ear, so a wherein anchor ear plate of anchor ear is fixedly installed the sidewall with groove, another anchor ear plate is free fender, conveniently testing pressure sensor is fixed, but it should be noted that arranging of holder need ensure that the sounding rod at timing signal testing pressure sensor is coaxial with the sounding rod of standard meter, or the sounding rod of testing pressure sensor overlaps with the end face part of the sounding rod of standard meter (this situation is applicable to employing two standard meters and demarcates).
In the present embodiment, described actuator is precision ball screw, described precision ball screw comprises feed screw nut 6 and lead screw shaft 7, feed screw nut 6 is fixedly installed on sidewall relative with the sidewall being provided with holder 12 in groove 2, one end of lead screw shaft 7 is fixedly connected with briquetting 4, the other end is through the recess sidewall being provided with feed screw nut 6 and stretch out in outside groove 2, certainly, precision ball screw also comprises ball (not shown), by this structure, can briquetting be driven easily to press to standard meter on the one hand, and then drive standard meter press to testing pressure sensor carry out demarcations calibrate, even more important one side to ensure that Obtaining Accurate drives process in driving process, further calibration result is corrected, ensure stated accuracy.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. pressure sensor calibrating device is used in a teaching, it is characterized in that: at least comprise and demarcate seat, briquetting and actuator, described demarcation seat is provided with groove, and described briquetting to be arranged in groove and to drive single-degree-of-freedom to-and-fro movement between the two side of groove by actuator;
Also comprise the standard meter be arranged in groove, the sounding rod of described standard meter and the sounding rod of testing pressure sensor are coaxially arranged, and described standard meter and actuator are arranged in the both sides of briquetting respectively and standard meter is driven by briquetting and presses to testing pressure sensor.
2. pressure sensor calibrating device is used in teaching according to claim 1, it is characterized in that: described demarcation seat is provided with at least one guide pole, the two ends of described guide pole be individually fixed in the two side of described groove and guide pole perpendicular to the length direction of groove, described guide pole is through described briquetting and briquetting can along the to-and-fro movement of guide pole single-degree-of-freedom.
3. pressure sensor calibrating device is used in teaching according to claim 2, it is characterized in that: described guide pole is two and be arranged in parallel, and the plane that described two guide poles are formed is parallel with the bottom of groove.
4. pressure sensor calibrating device is used in teaching according to claim 3, it is characterized in that: the bottom of described groove is provided with the length direction chute axially parallel with guide pole, and described briquetting is embedded in chute by the slide block be arranged at bottom briquetting.
5. pressure sensor calibrating device is used in teaching according to claim 4, it is characterized in that: described guide pole is provided with can along the sliding sleeve of the axial single dof mobility of guide pole, described sliding sleeve and actuator are respectively in the both sides of briquetting, and described standard meter is fixedly installed on sliding sleeve.
6. pressure sensor calibrating device is used in teaching according to claim 5, it is characterized in that: the sidewall of described groove is provided with the holder of fixing testing pressure sensor, and described holder and sliding sleeve are positioned at the homonymy of briquetting.
7. pressure sensor calibrating device is used in teaching according to claim 6, it is characterized in that: described actuator is precision ball screw, described precision ball screw comprises feed screw nut and lead screw shaft, feed screw nut is fixedly installed on sidewall relative with the sidewall being provided with holder in groove, one end of lead screw shaft is fixedly connected with briquetting, and the other end is through the recess sidewall being provided with feed screw nut and stretch out in outside groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612920.4U CN204214598U (en) | 2014-10-22 | 2014-10-22 | Pressure sensor calibrating device is used in teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612920.4U CN204214598U (en) | 2014-10-22 | 2014-10-22 | Pressure sensor calibrating device is used in teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204214598U true CN204214598U (en) | 2015-03-18 |
Family
ID=52983263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420612920.4U Expired - Fee Related CN204214598U (en) | 2014-10-22 | 2014-10-22 | Pressure sensor calibrating device is used in teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204214598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830972A (en) * | 2017-09-18 | 2018-03-23 | 叶强 | Flexible force sensor caliberating test platform and method |
| CN112857552A (en) * | 2021-03-08 | 2021-05-28 | 苏州龙双电子科技有限公司 | Weighing sensor calibration system and weighing sensor calibration method |
| CN117782424A (en) * | 2023-12-27 | 2024-03-29 | 小米汽车科技有限公司 | Method, system, vehicle and medium for calibrating force sensor on caliper |
-
2014
- 2014-10-22 CN CN201420612920.4U patent/CN204214598U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830972A (en) * | 2017-09-18 | 2018-03-23 | 叶强 | Flexible force sensor caliberating test platform and method |
| CN107830972B (en) * | 2017-09-18 | 2020-05-22 | 叶强 | Flexible force sensor calibration test platform and method |
| CN112857552A (en) * | 2021-03-08 | 2021-05-28 | 苏州龙双电子科技有限公司 | Weighing sensor calibration system and weighing sensor calibration method |
| CN117782424A (en) * | 2023-12-27 | 2024-03-29 | 小米汽车科技有限公司 | Method, system, vehicle and medium for calibrating force sensor on caliper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20161022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |