CN217466088U - Mechanical metering calibration test bed - Google Patents
Mechanical metering calibration test bed Download PDFInfo
- Publication number
- CN217466088U CN217466088U CN202220996289.7U CN202220996289U CN217466088U CN 217466088 U CN217466088 U CN 217466088U CN 202220996289 U CN202220996289 U CN 202220996289U CN 217466088 U CN217466088 U CN 217466088U
- Authority
- CN
- China
- Prior art keywords
- bedplate
- hole
- calibration test
- mechanical
- holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a mechanics metrological verification calibration test bench, which belongs to the technical field of metrological detection equipment, and comprises a bedplate and horizontal ground supporting legs which are arranged below the bedplate and fixed on a laboratory through chemical anchor bolts, wherein one end of the bedplate is provided with a plurality of installation long through holes at intervals for fixing special tools of a torque wrench calibrator, and the length direction of the installation long through holes is the same as that of the bedplate; and the other end of the bedplate is respectively provided with a round through hole for verifying and calibrating the force measuring and metering instrument and a long through hole for verifying and calibrating the tension measuring and metering instrument. The utility model discloses can solve the narrow and influence of application range who exists of current mechanics examination calibration test platform and examine the problem of the levelness of the moment of torsion spanner examination appearance at regular time.
Description
Technical Field
The utility model belongs to the technical field of measurement and detection equipment technique and specifically relates to a test bench that is used for examination such as torque wrench examination appearance, work dynamometer, force sensor to calibrate.
Background
In a mechanics verification chamber of a metering station, verification and calibration are generally carried out on multi-specification and multi-variety equal-force value torque type metering devices such as a torque wrench calibrator, a working dynamometer and a tension sensor. The calibration test bed in the existing mechanics calibration chamber is a cement laid platform, and has the following problems in practical application: 1) the platform can be only used for calibrating measuring instruments such as a torque wrench calibrator and the like, and can be only manually carried out during calibration of measuring instruments such as a working dynamometer and a tension sensor, so that the uncertainty of detection can be influenced by the shake of manual operation, and the potential safety hazard that weights fall off and hit calibrating personnel exists; 2) the torque wrench calibrator can only be pressed and mounted on the platform by the pressing plate and the screw rod mounted on the pressing plate during calibrating the torque wrench calibrator and is fixed, and for the torque wrench calibrator equipped with the special fixture capable of adjusting the levelness of the torque wrench calibrator during calibrating and calibrating, the special fixture cannot be mounted, the levelness of the cement-laid platform and the levelness of the platform worn after long-term use can influence the levelness of the torque wrench calibrator during calibration, thereby influencing the uncertainty of detection, and the platform can only mount the torque wrench calibrator conforming to the appearance size, so that the application range is narrow and inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mechanics metrological verification calibration test platform, the narrow and influence of application range that current mechanics verification calibration test platform exists of can solving to this kind of test platform examines the problem of the levelness of the moment of torsion spanner examination appearance when examining.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is: the mechanical metrological verification calibration test bed comprises a bedplate and supporting legs, wherein the supporting legs are arranged below the bedplate and fixed on the horizontal ground of a laboratory through chemical anchor bolts; and the other end of the bedplate is respectively provided with a round through hole for verifying and calibrating the force measuring and metering instrument and a long through hole for verifying and calibrating the tension measuring and metering instrument.
In the above technical solution, a more specific technical solution may also be: crossed reinforcing rods are connected between the supporting legs at the two ends of the bedplate respectively.
Further: the mounting long through hole comprises a middle hole and two pairs of side holes which are arranged at intervals along the length direction of the bedplate, each pair of side holes are oppositely arranged on two sides of the middle hole, and the middle hole and the side holes are arranged in a staggered mode.
Further: the length value of the middle hole is larger than that of the side hole, and the width value of the middle hole is larger than that of the side hole.
Further: the thickness of the table plate is 20 mm.
Further: the weight hanging platform comprises a bottom plate and two hanging rods which are respectively erected at two ends of the bottom plate, a cross rod is arranged between the hanging rods, and a hook ring is arranged on the cross rod.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:
the structure of the mechanical metrological verification and calibration test bed integrates the verification and calibration work requirements of a torque wrench calibrator, a working dynamometer, a tension sensor and other force and torque measuring instruments, on one hand, the influence of artificial shaking caused by manual hand-holding when the working dynamometer, the tension sensor and other measuring instruments are verified and calibrated is avoided, the precision of verification and calibration is improved, safety and reliability are improved, on the other hand, the torque wrench calibrator with or without a special tool can be installed and calibrated, the levelness of the torque wrench calibrator is ensured, and the mechanical metrological verification and calibration test bed is suitable for the calibration and calibration of the torque wrench calibrators with different models and specifications; the application range is wide, the use is convenient, the work efficiency is improved, and meanwhile, the waste of the work space is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic diagram of a calibration work dynamometer and a torque wrench calibrator equipped with a special tooling according to an embodiment of the present invention.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a left side view of fig. 4.
Fig. 7 is a schematic diagram of the verification calibration of the torque wrench calibrator without a special tooling according to an embodiment of the present invention.
Fig. 8 is a top view of fig. 7.
Fig. 9 is a left side view of fig. 7.
Detailed Description
The invention will be described in more detail with reference to the following embodiments:
the mechanical metrological verification calibration test bed shown in fig. 1, 2 and 3 comprises a bedplate 1 and supporting legs 2, wherein the bedplate 1 of the embodiment has a thickness of 20 mm, so that the use reliability is improved; the supporting legs 2 are arranged at the bottom end of the bedplate 1 and fixed on the horizontal ground 4 of a laboratory through chemical anchor bolts 3, and crossed reinforcing rods 5 are respectively connected between the supporting legs 2 at the two ends of the bedplate 1; a weight hanging platform 6 is arranged in a space surrounded by the bedplate 1 and the supporting legs 2, the weight hanging platform 6 comprises a bottom plate 6-1 and two hanging rods 6-2 respectively erected at two ends of the bottom plate 6-1, a cross rod 6-3 is arranged between the hanging rods 6-2, hook rings 6-4 are arranged on the cross rod 6-3, and the weight hanging platform 6 is used in a mechanical measuring instrument for calibrating large mass, so that the application range of the calibration and calibration test bed is expanded; one end of the bedplate 1 is provided with a plurality of mounting long through holes a at intervals for fixing a special tool of a torque wrench calibrator, and the length directions of the mounting long through holes a are the same as the length direction of the bedplate 1; the other end of the bedplate 1 is respectively provided with a round through hole b for verifying and calibrating a force measuring and metering instrument and a long through hole c for verifying and calibrating a tension measuring instrument, and the length direction of the long through hole c is the same as that of the bedplate 1; the mounting long through hole a comprises a middle hole a-1 and two pairs of side holes a-2 which are arranged at intervals along the length direction of the bedplate 1, and each pair of side holes a-2 are respectively oppositely arranged at two sides of the middle hole a-1; the middle hole a-1 and the side hole a-2 are arranged in a staggered manner; the length value of the middle hole a-1 is greater than that of the side hole a-2, and the width value of the middle hole a-1 is greater than that of the side hole a-2; in the embodiment, the staggered distance between the middle hole a-1 and the side hole a-2 is D, and D is 100 mm; the distance between the two pairs of side holes is E, and E is 90 mm; the distance between the middle hole a-1 and the side hole a-2 on one side is H1, and H1 is 83 mm; the distance between the middle hole a-1 and the side hole a-2 on the other side is H2, and H2 is 129 mm; the length of the middle hole is 290 mm, and the width is 25 mm; the length of the side hole is 200 mm, and the width of the side hole is 13 mm; the inner diameter of the round through hole b is 80 mm; the long through hole c has a length of 100 mm and a width of 25 mm.
When the calibrating device is used, as shown in fig. 4, 5 and 6, when calibrating measuring instruments such as the working dynamometer 7, the tension sensor and the like, the working dynamometer and/or the tension sensor to be detected are only required to be placed on the corresponding round through hole and/or the long through hole, after the hook of the working dynamometer and/or the tension sensor to be detected passes through the corresponding round through hole and/or the long through hole, the corresponding weight tray 8 or the weight hanging platform is hung as required, and calibration can be carried out according to the corresponding calibrating rules.
When the torque wrench calibrator equipped with the special tool is detected, the special tool 10 can be fixed on the calibration test stand only by inserting the bolt 9 into the bottom plate 10-1 and the middle hole a-1 of the special tool 10 and tightening the nut on the bolt 9, and inserting the bolt 11 into the bottom plate 10-1 and the side hole a-2 of the special tool 10 and tightening the nut on the bolt 11, and the torque wrench calibrator 13 to be calibrated is fixed on the side plate 10-2 of the special tool 10 after the bolt 12 is adjusted to be horizontal, so that calibration can be performed according to a corresponding calibration procedure.
When detecting the torque wrench calibrator without a special tool, as shown in fig. 7, 8 and 9, the pressing plate 14 may be respectively placed at the bottom end of the platen 1 and the upper end of the torque wrench calibrator 15 to be calibrated, and then the nuts on the screws 16 are respectively tightened, i.e., the torque wrench calibrator 15 to be calibrated is fixed on the calibration test stand, and then calibration and calibration are performed according to the corresponding calibration procedures.
The calibration test bed integrates the torque wrench calibrator, the calibration work requirements of force value and torque meters such as a working dynamometer and a tension sensor are met, on one hand, the influence of manual shaking on uncertainty caused by manual hand-holding when the gauges such as the working dynamometer and the tension sensor are calibrated is avoided, the accuracy of calibration and calibration is improved, safety and reliability are improved, on the other hand, the torque wrench calibrator with or without a special tool can be installed and calibrated, not only is the levelness of the torque wrench calibrator ensured, the calibration accuracy is improved, the calibration test bed is suitable for calibration and calibration of torque wrench calibrators of different model specifications, the application range is wide, the use is convenient and fast, the work efficiency is improved, and meanwhile, the waste of work space is reduced.
Claims (6)
1. The utility model provides a mechanics metrological verification calibration test platform which characterized in that: the testing device comprises a bedplate and supporting legs which are arranged below the bedplate and fixed on the horizontal ground of a laboratory through chemical anchor bolts, wherein a plurality of mounting long through holes for fixing a special tool of a torque wrench calibrator are formed at one end of the bedplate at intervals, and the length direction of the mounting long through holes is the same as that of the bedplate; and the other end of the bedplate is respectively provided with a round through hole for verifying and calibrating the force measuring and metering instrument and a long through hole for verifying and calibrating the tension measuring and metering instrument.
2. The mechanical metrological verification calibration test stand of claim 1, characterized in that: crossed reinforcing rods are connected between the supporting legs at the two ends of the bedplate respectively.
3. The mechanical metrological verification calibration test stand of claim 1 or 2, characterized in that: the mounting long through hole comprises a middle hole and two pairs of side holes which are arranged at intervals along the length direction of the bedplate, each pair of side holes are oppositely arranged on two sides of the middle hole, and the middle hole and the side holes are arranged in a staggered mode.
4. The mechanical metrological verification calibration test stand of claim 3, characterized in that: the length value of the middle hole is larger than that of the side hole, and the width value of the middle hole is larger than that of the side hole.
5. The mechanical metrological verification calibration test stand of claim 4, characterized in that: the thickness of the table plate is 20 mm.
6. The mechanical metrological verification calibration test stand of claim 5, characterized in that: the weight hanging platform comprises a bottom plate and two hanging rods which are respectively erected at two ends of the bottom plate, a cross rod is arranged between the hanging rods, and a hook ring is arranged on the cross rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220996289.7U CN217466088U (en) | 2022-04-24 | 2022-04-24 | Mechanical metering calibration test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220996289.7U CN217466088U (en) | 2022-04-24 | 2022-04-24 | Mechanical metering calibration test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217466088U true CN217466088U (en) | 2022-09-20 |
Family
ID=83273597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220996289.7U Active CN217466088U (en) | 2022-04-24 | 2022-04-24 | Mechanical metering calibration test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217466088U (en) |
-
2022
- 2022-04-24 CN CN202220996289.7U patent/CN217466088U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103247209A (en) | Experimental device for testing internal stress of constant strength beam and torsion combination beam with electric measurement method | |
| CN104269088A (en) | Mechanical experimental device and method for conducting experiment by applying same | |
| CN112098981B (en) | Dynamic amplitude calibration device for laser displacement sensor | |
| CN110726636B (en) | Four-axis centering adjustment system and method for biaxial tensile testing machine | |
| CN209689818U (en) | A kind of easy force sensor caliberating device | |
| CN207850594U (en) | Steel chord type anchor ergometer calibrating installation | |
| CN217466088U (en) | Mechanical metering calibration test bed | |
| KR100626621B1 (en) | Parallel type load cell calibrator and hopper scale with the same | |
| CN109520922A (en) | A kind of test device and test method of bolt coefficient of friction and torque coefficient | |
| CN107101800B (en) | Wind power measuring equipment and method for power transmission iron tower model | |
| CN207396254U (en) | A kind of auxiliary device based on the calibrating of bolt torsion tester torque | |
| CN205027626U (en) | Injection formula mortar strength detector calibrating device | |
| CN201653642U (en) | Calibration device for miniature pressure sensor | |
| CN107063611B (en) | Anti-seismic evaluation method for electrical equipment made of pillar composite material | |
| CN108489825B (en) | Load measuring device of four-point type rotary bending fatigue testing machine | |
| CN112179790B (en) | Material protection performance detection device and detection method | |
| CN109883611A (en) | A kind of easy force sensor caliberating device and method | |
| CN208076309U (en) | A kind of load-measuring device of four-point rotary bending tester | |
| CN209979056U (en) | Portable electric subway platform scale rapid calibrating device | |
| CN109631823B (en) | Test calibration rack of shafting strain measurement system | |
| KR100205998B1 (en) | A measuring and testing apparatus for axial load in bolt | |
| CN214702608U (en) | Quick calibrating device of job site high strength bolt torquemeter | |
| CN218724306U (en) | Displacement sensor testing device | |
| CN219891010U (en) | Tensile testing machine calibration appurtenance | |
| CN117419842A (en) | Winding tension testing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |