CN210005162U - full-automatic high-precision shaft pin type force sensor calibration device - Google Patents
full-automatic high-precision shaft pin type force sensor calibration device Download PDFInfo
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- CN210005162U CN210005162U CN201920174992.8U CN201920174992U CN210005162U CN 210005162 U CN210005162 U CN 210005162U CN 201920174992 U CN201920174992 U CN 201920174992U CN 210005162 U CN210005162 U CN 210005162U
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Abstract
A full-automatic high-precision calibrating device for axis pin type force sensor comprises a th vertical plate of frame, a second vertical plate of frame and a connecting rod of frame, an electric loading mechanism is installed on the th vertical plate of frame, a th mounting plate of sensor, a mounting plate of sensor support and a second mounting plate of sensor are sequentially arranged between the th vertical plate of frame and the second vertical plate of frame, the th mounting plate of sensor is connected with the electric loading mechanism, on which a th linear bearing and a th force sensor are installed, a duckbill type sensor support is installed on the mounting plate of sensor support, a second force sensor and a second linear bearing are installed on the mounting plate of second sensor, a th guide rod is installed on the second linear bearing, a second guide rod is installed on the mounting plate of second frame, a spring is sleeved on the second guide rod, the whole device has compact structure, and can calibrate or measure the axis pin type sensor by computer servo control, and is mobile high-precision detecting devices.
Description
Technical Field
The utility model relates to a sensor calibration technical field, in particular to full-automatic high accuracy axle pin formula force sensor calibrating devices.
Background
The shaft pin type sensor is used in the fields of traffic tracks, railways and aviation due to the ingenious and simple structural characteristics of the shaft pin type sensor, the shaft pin type sensor is integral elastic elements, and during testing and calibration, boundary supports which are the same as those used in actual installation and use are adopted, preferably supports, so that a specific instrument device is required for calibrating the shaft pin type sensor.
SUMMERY OF THE UTILITY MODEL
The utility model provides an above-mentioned problem, combine the structural feature of pintle type sensor, provide full-automatic high accuracy pintle type force transducer calibrating devices.
The utility model discloses a can realize through following technical scheme that full-automatic high accuracy axle pin formula force sensor calibrating device, including frame riser, second frame riser and frame connecting rod, second 0 frame riser and second frame riser face sets up relatively, and be connected through the frame connecting rod, install electronic loading mechanism on the frame riser, the second sensor mounting panel, sensor support mounting panel, the second sensor mounting panel is equipped with sensor mounting panel, sensor support mounting panel, the setting of second sensor mounting panel vertically, sensor mounting panel erects and is connected with electronic loading mechanism, install the linear bearing that cooperatees with the frame connecting rod on the 635 sensor mounting panel, install the force sensor on the second frame riser, the sensor support horizontal mounting panel sets up, install duckbill type sensor support on the sensor support mounting panel, the duckbill type sensor support is U-shaped and horizontally overlaps on the sensor support mounting panel, be equipped with the 359 horizontal position of sensor support, the corresponding second sensor mounting panel is equipped with the corresponding force sensor vertical mounting panel, the second sensor mounting panel is equipped with the second force sensor vertical adjustment pole , the vertical adjustment pole on the sensor mounting panel, the second force sensor mounting panel, the guide pole , the vertical adjustment pole is equipped with the second force sensor mounting panel, the second force adjustment pole 465 vertical adjustment pole, the vertical adjustment pole is equipped with the second sensor mounting panel, the second force adjustment pole 465 vertical adjustment pole, the second sensor mounting panel, the vertical adjustment pole 465 vertical adjustment pole is equipped with the second sensor mounting panel, the second force adjustment pole 468 force adjustment pole, the second sensor mounting panel, the vertical adjustment pole 465 vertical adjustment pole, the vertical adjustment pole is equipped with the second sensor vertical adjustment pole, the second sensor vertical adjustment pole 469 vertical adjustment pole, the vertical adjustment pole is equipped with the second sensor mounting panel, the second force adjustment pole vertical adjustment pole 465 vertical adjustment pole, the second force adjustment pole.
, the U-shaped opening of the duckbill sensor support is vertically arranged towards the second stand upright plate.
, the force sensor has a maximum range of 50kN and the second force sensor has a maximum range of 5 kN.
step by step, the electric loading mechanism comprises a servo motor, a speed reducer and a screw rod lifter which are connected in sequence, and the screw rod lifter is horizontally arranged and connected with the sensor mounting plate.
, two round holes are formed in the sensor support mounting plate, and two second round holes corresponding to the two round holes are formed in the part, located above the second rack vertical plate, of the duckbilled sensor support.
, casters are respectively installed below the electric loading mechanism and the second stand upright plate.
Compared with the prior art, the utility model has the advantages that adopt the force transducer of two kinds of ranges, through the frock structure that guide bar, adjusting screw, spring constitute, realized cleverly that the load power value of little power value force transducer to big power value force transducer changes, increased the calibration range of device, whole device compact structure is small and exquisite, accomplishes the calibration or the measurement of counter shaft pin formula sensor through computer servo control, is high accuracy detection device that remove and can transport.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the side of the second rack vertical plate of the present invention.
The labels in the figure are as follows:
1 st stand vertical plate
2 second frame vertical plate
3 rack connecting rod
4 servo motor
5 speed reducer
6 lead screw lifter
7 th sensor mounting plate
8 sensor support mounting plate
9 second sensor mounting plate
10 th linear bearing
11 st force sensor
12 duckbill sensor support
1201 second round hole
13 second force sensor
14 second linear bearing
15 th guide bar
16 adjusting screw
17 second guide bar
18 spring
19 third linear bearing
20 caster wheels.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
As shown in fig. 1 and 2, full-automatic high-precision axis pin type force sensor calibration devices include a th vertical frame plate 1, a second vertical frame plate 2, a frame connecting rod 3, an electric loading mechanism, a th sensor mounting plate 7, a sensor support mounting plate 8, a second sensor mounting plate 9, a th linear bearing 10, a th force sensor 11, a duckbill sensor support 12, a second force sensor 13, a second linear bearing 14, a th guide rod 15, an adjusting screw 16, a second guide rod 17, a spring 18 and a caster 20.
The th stand vertical plate 1 and the second stand vertical plate 2 are arranged oppositely and connected through two stand connecting rods 3, an electric loading mechanism is arranged on the surface of the th stand vertical plate 1, which is back to the second stand vertical plate 2, and comprises a servo motor 4, a speed reducer 5 and a horizontally arranged screw rod lifter 6 which are connected in sequence, and a th sensor mounting plate 7, a sensor support mounting plate 8 and a second sensor mounting plate 9 are arranged between the th stand vertical plate 1 and the second stand vertical plate 2 in sequence.
The th sensor mounting plate 7 is vertically arranged and connected with a screw rod lifter 6 of the electric loading mechanism, the th sensor mounting plate 7 is provided with two th linear bearings 10 matched with the two frame connecting rods 3, and the th sensor mounting plate 7 is provided with a th force sensor 11 on the surface back to the th frame vertical plate 1.
The sensor support mounting plate 8 is horizontally arranged, two th round holes are formed in the sensor support mounting plate 8, the connecting line of the two th round holes is parallel to the rack connecting rod 3, a duckbilled sensor support 12 is mounted on the sensor support mounting plate 8, the duckbilled sensor support 12 is U-shaped and horizontally sleeved on the sensor support mounting plate 8, the U-shaped opening of the duckbilled sensor support 12 is vertically arranged towards the second rack vertical plate 2, and the part, located above the second rack vertical plate 2, of the duckbilled sensor support 12 is provided with two second round holes 1201 corresponding to the two th round holes.
Referring to fig. 2, the second sensor mounting plate 9 is vertically disposed, a second force sensor 13 is mounted on a surface of the second sensor mounting plate 9 facing away from the second rack upright plate 2, two second linear bearings 14 are mounted on the second sensor mounting plate 9, a -th guide rod 15 matched with is respectively inserted into each of the two second linear bearings 14, an end of the -th guide rod 15 is fixedly connected with the sensor holder mounting plate 8, another end of the -th guide rod 15 is matched with an adjusting screw 16 correspondingly mounted on the second rack upright plate 2, the adjusting screw 16 is screwed to adjust a contact position of the adjusting screw with another end of the -th guide rod 15, two second guide rods 17 are mounted on a surface of the second sensor mounting plate 9 facing the second rack upright plate 2, an end of the second guide rod 17 is fixedly connected with the second sensor mounting plate 9, another end of the second guide rod 17 is inserted into the second rack upright plate 2 through a third linear bearing 19, a spring 18 is sleeved between the second sensor mounting plate 9 and the second rack upright plate 2, and the damping spring 18 is sleeved on the second guide rod 17.
The lead screw lifter 6, the -th force sensor 11 and the second force sensor 13 are coaxially arranged, two round holes in the sensor support mounting plate 8 are also arranged on the axis, the stressed ends of the -th force sensor 11 and the second force sensor 13 are oppositely arranged, and the maximum value of the loading force value of the -th force sensor 11 is larger than that of the second force sensor 13.
The casters 20 are respectively installed below the electric loading mechanism and the second vertical frame plate 2, so that the whole device can be moved conveniently.
In practical implementation, the maximum range of the th force sensor 11 is 50kN, the maximum range of the second force sensor 13 is 5kN, the detection range of the whole device is 500N-50 kN, the measurement precision reaches ten-thousandth, the spring 18 can meet the load detection from a small force value to a large force value (1% -10% of 5T), and the protection of the small force value sensor, namely the second force sensor 13 is met.
During calibration, calibrated axis pin type force sensors are inserted into second round holes 1201 on a duckbill type force sensor support and corresponding round holes on a 0 sensor mounting plate 7, the axes of the axis pin type force sensors are ensured to be consistent with the centers of the second round holes 1201 and the centers of the round holes , and the calibrated axis pin type force sensors are also inserted into the other second round holes 1201 and the corresponding round holes, so that the force application axes of the two calibrated axis pin type force sensors, the force sensor 11 and the second force sensor 13 are consistent.
Then, the servo motor 4 works, the th sensor mounting plate 7 is driven to move towards the second rack vertical plate 2 through the speed reducer 5 and the lead screw lifter, the th force sensor 11 drives the duckbill-shaped sensor support 12, the sensor support mounting plate 8, the second sensor mounting plate 9, the second force sensor 13 and the th guide rod 15 to move towards the second rack vertical plate 2, along with the compression of the spring 18, the second force sensor 13 is stressed firstly, when the loading force value on the second force sensor 13 reaches 5KN, the spring 18 is compressed to be close to 98% of the compression amount, the second force sensor 13 is not stressed any more when the other end of the th guide rod 15 is continuously loaded to be in full contact with the adjusting screw 16, and at the moment, the th force sensor mounting plate 11 starts to be stressed and loaded due to the fact that the th sensor mounting plate 7 continues to move, and therefore barrier-free transition.
During loading, the two calibrated axis pin force sensors receive the same force as the th and second force sensors 11, 13 and read from the second force sensor 13 for loading force values within the second force sensor 13. for loading force values outside the second force sensor 13, the two calibrated axis pin force sensors receive the same force as the th force sensor 11 and read from the th force sensor 11.
When reading the value, the indicating amplifier (such as GTM meter) reads the force values of the th force sensor 11 and the second force sensor 13, and transmits the force values to the output end of the computer, and the read force values are compared with the display force values of the instruments carried by the two calibrated axis pin type force sensors to obtain a calibrated conclusion.
The whole set of device currently weighs about 88 Kg. the device compact structure is small, accomplishes the calibration or the measurement to the pivot formula sensor through computer servo control, is and moves high accuracy detection device that can transport.
It should be noted that many variations and modifications of the embodiments of the present invention are possible, which are fully described, and are not limited to the specific examples of the above embodiments. The above embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In conclusion, the scope of the present invention shall include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art, and shall be subject to the appended claims.
Claims (6)
- The full-automatic high-precision shaft pin type force sensor calibration device is characterized by comprising a th stand vertical plate, a second stand vertical plate and a stand connecting rod, wherein the plate surfaces of the th stand vertical plate and the second stand vertical plate are oppositely arranged and are connected through the stand connecting rod, an electric loading mechanism is installed on the th stand vertical plate, and a th sensor installation plate, a sensor support installation plate and a second sensor installation plate are sequentially arranged between the th stand vertical plate and the second stand vertical plate;the th sensor mounting plate is vertically arranged and connected with the electric loading mechanism, the th sensor mounting plate is provided with a th linear bearing matched with the rack connecting rod, and the th sensor mounting plate is provided with a th force sensor;the sensor support mounting plate is horizontally arranged, a duckbilled sensor support is mounted on the sensor support mounting plate, the duckbilled sensor support is U-shaped and horizontally sleeved on the sensor support mounting plate, and at least circular holes corresponding to the positions of the circular holes are respectively formed in the sensor support mounting plate and the duckbilled sensor support;the second sensor mounting plate is vertically arranged, a second force sensor is mounted on the second sensor mounting plate, a second linear bearing is mounted on the second sensor mounting plate, a th guide rod matched with the second linear bearing is arranged on the second linear bearing in a penetrating manner, the end of the th guide rod is fixedly connected with the sensor support mounting plate, the other end of the th guide rod is matched with an adjusting screw correspondingly mounted on a second rack vertical plate, a second guide rod is further mounted on the second sensor mounting plate, the end of the second guide rod is fixedly connected with the second sensor mounting plate, the other end of the second guide rod is arranged on the second rack vertical plate in a penetrating manner through a third linear bearing, and a spring is sleeved between the second sensor mounting plate on the second guide rod and the second rack vertical plate;the electric loading mechanism, the th force sensor, the round hole and the second force sensor are coaxially arranged, the force bearing ends of the th force sensor and the second force sensor are oppositely arranged, and the maximum value of the loading force value of the th force sensor is larger than that of the second force sensor.
- 2. The fully automatic high precision axis pin type force sensor calibration device of claim 1, wherein the U-shaped opening of the duckbill sensor holder is disposed vertically towards the second frame riser.
- 3. The fully automated high precision spindle-pin force sensor calibration device of claim 1, wherein the th force sensor has a maximum range of 50kN and the second force sensor has a maximum range of 5 kN.
- 4. The full-automatic high-precision axis pin type force sensor calibration device according to claim 1, wherein the electric loading mechanism comprises a servo motor, a speed reducer and a lead screw lifter which are connected in sequence, and the lead screw lifter is horizontally arranged and connected with the th sensor mounting plate.
- 5. The full-automatic high-precision axis pin type force sensor calibration device as claimed in claim 1, wherein two th round holes are arranged on the sensor support mounting plate, and two second round holes corresponding to the two th round holes are arranged on the part of the duckbill type sensor support above the second frame vertical plate.
- 6. The fully automatic high precision axis pin type force sensor calibration device according to any one of the claims 1-5 and , wherein casters are respectively installed below the electric loading mechanism and the second stand vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174992.8U CN210005162U (en) | 2019-01-31 | 2019-01-31 | full-automatic high-precision shaft pin type force sensor calibration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174992.8U CN210005162U (en) | 2019-01-31 | 2019-01-31 | full-automatic high-precision shaft pin type force sensor calibration device |
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| CN210005162U true CN210005162U (en) | 2020-01-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077789A (en) * | 2022-08-17 | 2022-09-20 | 南京市计量监督检测院 | Simply supported force value sensor magnitude traceability device and calibration method |
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2019
- 2019-01-31 CN CN201920174992.8U patent/CN210005162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077789A (en) * | 2022-08-17 | 2022-09-20 | 南京市计量监督检测院 | Simply supported force value sensor magnitude traceability device and calibration method |
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