CN108168749B - Verification table torque testing device - Google Patents
Verification table torque testing device Download PDFInfo
- Publication number
- CN108168749B CN108168749B CN201711427091.7A CN201711427091A CN108168749B CN 108168749 B CN108168749 B CN 108168749B CN 201711427091 A CN201711427091 A CN 201711427091A CN 108168749 B CN108168749 B CN 108168749B
- Authority
- CN
- China
- Prior art keywords
- shaft
- fixedly connected
- checking
- torque
- sleeve
- 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
- 238000012360 testing method Methods 0.000 title claims description 9
- 238000012795 verification Methods 0.000 title claims description 9
- 238000001514 detection method Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a checking table torque checking device which comprises a supporting plate, a force arm shaft, a fixed ring, a first connecting disc, a bearing, a first shaft sleeve, a positioning ring, a plate key, a torque sensor, a second shaft sleeve, a pressing plate and a pressure value detecting device. The invention has scientific and reasonable structure, accurate inspection, convenient operation and low manufacturing cost, and is suitable for popularization and application.
Description
Technical Field
The invention relates to a checking table torque checking device, in particular to a checking table torque checking device.
Background
The valve electric device calibration table needs to be calibrated by a metering verification test center, but the torque exceeds 250N.m, and the valve electric device calibration table exceeds the detection range of a standard verification instrument, so that the metering verification test center cannot verify and calibrate, and therefore, the calibration device with simple structure, high precision and convenient and labor-saving operation is essential.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a checking table torque checking device, and solves the problem that the checking table standard checking instrument of the existing valve electric device is small in detection range.
In order to achieve the technical purpose, the invention provides the following technical scheme:
the utility model provides a verification table torque testing arrangement, includes backup pad, force arm axle, retainer plate, first connection pad, bearing, first axle sleeve, retainer plate, plate key, torque sensor, second axle sleeve, clamp plate and pressure value detection device, the backup pad top is equipped with two force arm axles, two force arm axle central symmetry is fixed connection respectively on the left and right sides outer wall of retainer plate, the upper end of retainer plate is equipped with the clamp plate, the clamp plate both ends are respectively by bolt fixed connection in the backup pad, two by bolt fixedly connected with pressure value detection device in the backup pad that force arm axle outer end corresponds, backup pad bottom center is by bolt fixedly connected with first connection pad, first connection pad hole upper end is in the same place through bearing swing joint, first axle sleeve upper end and the bottom fixed connection of retainer plate to the junction outer lane of first axle sleeve and retainer plate is equipped with the retainer plate, the retainer plate compresses tightly at first connection pad upper end center by the backup pad, the sensor's that passes through plate key fixed connection sensor's upper end in the hole in the first axle lower extreme, the second axle sleeve bottom is by the flange fixedly connected with first connection pad, the second axle hub bottom fixedly connected with inner torque sensor passes through the flange inner sleeve, the second connection pad.
Further, three bosses are uniformly arranged at the bottom end of the fixing ring, three grooves are uniformly formed in the upper end of the first shaft sleeve, and the three bosses are respectively inserted into the three grooves.
Further, the upper end of the fixed ring is in sliding fit with the bottom end of the pressing plate.
Further, an opening window is arranged on the left side of the upper end of the second connecting disc, the opening window corresponds to an instrument panel of the torque sensor, and a plurality of check table connecting disc mounting holes are uniformly formed in the outer ring of the plane of the bottom end of the second connecting disc.
Furthermore, a checking table shaft mounting hole is formed in the center of the lower end of the second sleeve.
Further, the pressure value detection device comprises a support, a hand wheel shaft, a hand wheel, a handle, a connecting sleeve, a connecting shaft and a pressure sensor, wherein the support is fixedly connected to a supporting plate through bolts, the hand wheel shaft is connected to the upper end of the support through threads, the hand wheel is fixedly connected to the outer end of the hand wheel shaft, the handle is fixedly connected to the hand wheel, the inner end of the hand wheel shaft is rotatably connected to one end of the connecting sleeve, the connecting shaft is fixedly connected to the other end of the rotating sleeve, the connecting shaft is fixedly connected with the pressure sensor through threads, and the pressure sensor is fixedly connected to the side edge of the arm shaft through bolts.
Compared with the prior art, the invention has the following beneficial effects: the invention discloses a checking table torque checking device, which adopts a high-precision torque sensor and a pressure sensor, simultaneously utilizes the calculation principle that the product of force and force arm is equal to the moment, installs the pressure sensor on the force arm, rotates a hand wheel driving force arm shaft to rotate, reads out the indication value of force from the pressure sensor, multiplies the distance from the pressure sensor to a rotation center to obtain the torque, and can directly obtain the torque value through the torque sensor.
Drawings
FIG. 1 is a schematic diagram of a torque testing device for a calibration stand according to the present invention;
FIG. 2 is a top view of a calibration stand torque verification device of the present invention;
FIG. 3 is a schematic view of a partial structure of the middle of the upper end of a torque testing device of a calibration stand according to the present invention;
FIG. 4 is a schematic diagram of a pressure value detecting device of a checking bench torque checking device according to the present invention;
FIG. 5 is a schematic diagram of a connection structure of a check stand torque checking device and a valve electric device check stand according to the present invention;
FIG. 6 is a top view of a check table of a valve electric device to be tested for a check table torque testing device of the present invention.
In the figure: 1-backup pad, 2-force arm axle, 3-retainer plate, 4-first connecting disk, 5-bearing, 6-first axle sleeve, 7-retainer plate, 8-plate key, 9-torque sensor, 901-flange, 10-second connecting disk, 1001-opening window, 1002-check table flange mounting hole, 11-second axle sleeve, 1101-check table shaft mounting hole, 12-clamp plate, 13-pressure value detection device, 1301-bracket, 1302-hand wheel axle, 1303-hand wheel, 1304-handle, 1305-connecting sleeve, 1306-connecting shaft, 1307-pressure sensor, 14-check table, 1401-pair of connecting disks, 1402-check table shaft.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 6: the utility model provides a verification table torque testing device, includes backup pad 1, force arm axle 2, retainer plate 3, first connection pad 4, bearing 5, first axle sleeve 6, retainer plate 7, plate key 8, torque sensor 9, second axle sleeve 11, clamp plate 12 and pressure value detection device 13, backup pad 1 top is equipped with two force arm axles 2, two force arm axle 2 central symmetry is fixed connection respectively on the left and right sides outer wall of retainer plate 3, the upper end of retainer plate 3 is equipped with clamp plate 12, clamp plate 12 both ends are by bolt fixed connection respectively on backup pad 1, two by bolt fixed connection on the corresponding backup pad 1 of force arm axle 2 outer end by bolt fixed connection pressure value detection device 13, backup pad 1 bottom center is by bolt fixed connection first connection pad 4, first connection pad 4 hole upper end is through bearing 5 swing joint first axle sleeve 6, first axle sleeve 6 upper end is in the same place with the bottom fixed connection of retainer plate 3 to first axle sleeve 6 is equipped with retainer plate 7 with the junction of retainer plate 3, retainer plate 7 is by backup pad 1 by the bearing ring 5 upper end and lower end 10, second axle sleeve 2 inner race 10 is through the first sensor inner race 10 in the first axle sleeve 4, the inner race 10 is connected with the second axle sleeve 10 through the first sensor inner race 10.
Three bosses are uniformly arranged at the bottom end of the fixed ring 3, three grooves are uniformly formed in the upper end of the first shaft sleeve 6, and the three bosses are respectively inserted into the three grooves, so that the fixed ring 3 and the first shaft sleeve 6 can be well fixedly connected together; the upper end of the fixed ring 3 is in sliding fit with the bottom end of the pressing plate 12, the pressing plate 12 does not press the fixed ring 3, but only keeps the fixed ring 3, so that the force arm shaft 2 on the fixed ring 3 is prevented from turning back and tilting upwards, and balance of the force arm shaft 2 is kept; an opening window 1001 is arranged on the left side of the upper end of the second connecting disc 10, and the opening window 1001 corresponds to the instrument panel of the torque sensor 9, so that the instrument panel of the torque sensor 9 can be conveniently checked; the plane outer ring at the bottom end of the second connecting disc 10 is uniformly provided with a plurality of check table receiving disc mounting holes 1002 for conveniently abutting against a check table 1401 on a check table 14, the center of the lower end of the second sleeve 11 is provided with a check table shaft mounting hole 1101 for conveniently abutting against a check table shaft 1402 of the check table 14, the pressure value detection device 13 comprises a bracket 1301, a hand wheel shaft 1302, a hand wheel 1303, a handle 1304, a connecting sleeve 1305, a connecting shaft 1306 and a pressure sensor 1307, the bracket 1301 is fixedly connected on the supporting plate 1 by bolts, the upper end of the bracket 1301 is connected with the hand wheel shaft 1302 by threads, the outer end of the hand wheel shaft 1302 is fixedly connected with a hand wheel 1303, the hand wheel 1303 is fixedly connected with a handle 1304, the inner end of the hand wheel shaft 1302 is rotatably connected with one end of a connecting sleeve 1305, the other end of the rotating sleeve 1305 is fixedly connected with a connecting shaft 1306, the connecting shaft 1306 is connected with a pressure sensor 1307 through threads, the pressure sensor 1307 is fixedly connected with the side edge of a force arm shaft 2 through bolts, the pressure value detection device 13 can detect the value of the pressure sensor 1307, and then the torque value can be calculated by multiplying the value by the force arm.
When the checking table torque checking device is used, firstly, a checking table 14 is mounted on the checking table torque checking device, a butt disc 1401 on the checking table 14 is fixedly connected to a checking table connecting disc mounting hole 1002 through bolts, a checking table shaft 1402 of the checking table 14 is fixedly connected to a checking table shaft mounting hole 1101 through a plate key 8, after the checking table 14 is mounted, whether indication values of the checking table 14, a torque sensor 9 and a pressure sensor 1307 are zero or not is confirmed, a loading hand wheel on the checking table 14 is rotated to lock the checking table 14, the hand wheel 1303 is started to rotate, a hand wheel shaft 1302 axially moves, a connecting shaft 1306 and the pressure sensor 1307 are driven to move through a connecting sleeve 1305, a force acts on a force arm shaft 2 through the pressure sensor 1307, a tangential force with the force arm as a radius is generated at a connecting point of the force arm shaft 2 with the pressure sensor 1307, a numerical value can be read out from the pressure sensor 1307, and then the torque value can be calculated through multiplication; meanwhile, the calibration stand 14 and the torque sensor 9 also respectively display certain torque values, the values are continuously increased along with the continuous rotation of the hand wheel 1303, when a certain calibration torque value is reached, the rotation of the hand wheel 1303 is stopped, then the calculated value of the torque, the indication value of the calibration stand 14 and the indication value of the torque sensor 9 are compared, and if the calculated value, the indication value of the calibration stand 14 and the indication value of the torque sensor 9 are within an error range, the accuracy of the calibration stand 14 is proved to meet the requirement; the hand wheel 1303 can be repeatedly and reversely rotated, three torque values are compared, the repeatability error and the relative error are detected, whether the accuracy of the checking table 14 is qualified or not is more accurately detected, and the invention has the advantages of scientific and reasonable structure, convenient operation, accurate checking, low manufacturing cost and suitability for popularization and use.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. The utility model provides a verification station torque testing device, includes backup pad (1), arm of force axle (2), retainer plate (3), first connecting disc (4), bearing (5), first axle sleeve (6), retainer plate (7), plate key (8), torque sensor (9), second axle sleeve (11), clamp plate (12) and pressure value detection device (13), its characterized in that: two force arm shafts (2) are arranged above the supporting plate (1), the two force arm shafts (2) are fixedly connected to the outer walls of the left side and the right side of the fixed ring (3) in a central symmetry mode respectively, the upper ends of the fixed rings (3) are provided with pressing plates (12), two ends of each pressing plate (12) are fixedly connected to the supporting plate (1) through bolts respectively, the two force arm shafts (2) are fixedly connected with pressure value detection devices (13) through bolts on the supporting plate (1) corresponding to the outer ends of the force arm shafts (2), the centers of the bottom ends of the supporting plate (1) are fixedly connected with first connecting discs (4) through bolts, the upper ends of inner holes of the first connecting discs (4) are movably connected with first shaft sleeves (6) through bearings (5), the upper ends of the first shaft sleeves (6) are fixedly connected with the bottom ends of the fixed rings (3), positioning rings (7) are arranged on the outer rings of the connecting positions of the first shaft sleeves (6) and the fixed rings (3), the positioning rings (7) are tightly pressed on the centers of the upper ends of the first connecting discs (4) through bolts fixedly connected with pressure value detection devices (13), the centers of the first connecting discs (6), torque sensor sensors (10) are fixedly connected with the bottom ends of the first shaft sleeve (6) through bolts (9), the flange (901) is fixedly connected in the second connecting disc (10) through bolts, a second shaft sleeve (11) is movably connected in a through hole at the lower end of the second connecting disc (10) through a bearing (5), and the lower end of a sensing shaft of the torque sensor (9) is fixedly connected in a through hole at the upper end of the second shaft sleeve (11) through a plate key (8).
2. The checking-table torque checking device according to claim 1, wherein three bosses are uniformly arranged at the bottom end of the fixing ring (3), three grooves are uniformly arranged at the upper end of the first shaft sleeve (6), and the three bosses are respectively inserted into the three grooves.
3. The checking-table torque checking device according to claim 1, wherein the upper end of the fixing ring (3) is slidably fitted with the bottom end of the pressing plate (12).
4. The checking-table torque checking device according to claim 1, wherein an opening window (1001) is arranged on the left side of the upper end of the second connecting disc (10), the opening window (1001) corresponds to an instrument panel of the torque sensor (9), and a plurality of checking-table connecting disc mounting holes (1002) are uniformly formed in the outer ring of the bottom end plane of the second connecting disc (10).
5. The checking-table torque checking device according to claim 1, wherein a checking-table shaft mounting hole (1101) is provided at the center of the lower end of the second sleeve (11).
6. The calibration stand torque testing device according to claim 1, wherein the pressure value detecting device (13) comprises a support (1301), a hand wheel shaft (1302), a hand wheel (1303), a handle (1304), a connecting sleeve (1305), a connecting shaft (1306) and a pressure sensor (1307), the support (1301) is fixedly connected to the support plate (1) through bolts, the hand wheel shaft (1302) is connected to the upper end of the support (1301) through threads, the hand wheel shaft (1302) is fixedly connected to the hand wheel (1303) at the outer end, the handle (1304) is fixedly connected to the hand wheel (1303), the inner end of the hand wheel shaft (1302) is rotatably connected to one end of the connecting sleeve (1305), the connecting shaft (1306) is fixedly connected to the connecting shaft (1306) at the other end of the connecting sleeve (1305) through threads, and the pressure sensor (1307) is fixedly connected to the side edge of the arm shaft (2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711427091.7A CN108168749B (en) | 2017-12-26 | 2017-12-26 | Verification table torque testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711427091.7A CN108168749B (en) | 2017-12-26 | 2017-12-26 | Verification table torque testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108168749A CN108168749A (en) | 2018-06-15 |
| CN108168749B true CN108168749B (en) | 2023-11-07 |
Family
ID=62520487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711427091.7A Active CN108168749B (en) | 2017-12-26 | 2017-12-26 | Verification table torque testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168749B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484890B (en) * | 2020-11-11 | 2022-04-22 | 浙江太学科技集团有限公司 | Torque detection device and assembly detection method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008061629A1 (en) * | 2006-11-24 | 2008-05-29 | Horiba Automotive Test Systems Gmbh | Device and method for calibrating torque measuring devices |
| CN203178033U (en) * | 2013-03-12 | 2013-09-04 | 中国计量科学研究院 | Torque spanner detecting instrument |
| CN203561465U (en) * | 2013-10-17 | 2014-04-23 | 天津百利二通机械有限公司 | Electric valve actuator torque test stand structure |
| CN104677535A (en) * | 2015-02-15 | 2015-06-03 | 浙江理工大学 | Test sensor for dynamic torque of hexagonal shaft |
| CN204535906U (en) * | 2015-03-04 | 2015-08-05 | 天津量传计量检测技术有限公司 | A kind of pick-up unit for detecting torque spanner torque value |
| CN206269722U (en) * | 2016-12-23 | 2017-06-20 | 人本集团有限公司 | Miniature bearing temperature of inner ring during rotation axial runout testing agency |
| CN207832361U (en) * | 2017-12-26 | 2018-09-07 | 常州电站辅机股份有限公司 | A kind of checking table torque verifying attachment |
-
2017
- 2017-12-26 CN CN201711427091.7A patent/CN108168749B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008061629A1 (en) * | 2006-11-24 | 2008-05-29 | Horiba Automotive Test Systems Gmbh | Device and method for calibrating torque measuring devices |
| CN203178033U (en) * | 2013-03-12 | 2013-09-04 | 中国计量科学研究院 | Torque spanner detecting instrument |
| CN203561465U (en) * | 2013-10-17 | 2014-04-23 | 天津百利二通机械有限公司 | Electric valve actuator torque test stand structure |
| CN104677535A (en) * | 2015-02-15 | 2015-06-03 | 浙江理工大学 | Test sensor for dynamic torque of hexagonal shaft |
| CN204535906U (en) * | 2015-03-04 | 2015-08-05 | 天津量传计量检测技术有限公司 | A kind of pick-up unit for detecting torque spanner torque value |
| CN206269722U (en) * | 2016-12-23 | 2017-06-20 | 人本集团有限公司 | Miniature bearing temperature of inner ring during rotation axial runout testing agency |
| CN207832361U (en) * | 2017-12-26 | 2018-09-07 | 常州电站辅机股份有限公司 | A kind of checking table torque verifying attachment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108168749A (en) | 2018-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207991489U (en) | A kind of running accuracy measuring device of bearing | |
| CN110631765B (en) | Six-dimensional force sensor calibration device and calibration method | |
| WO2013111209A1 (en) | Device for measuring undulation of brake disk in brake disk-equipped railroad wheel | |
| CN210165921U (en) | Gear shaft end face run-out degree gauge | |
| CN105444949B (en) | A kind of rotary inertia testboard based on torque sensor | |
| CN202485587U (en) | Shifting fork checking fixture of automobile gear box | |
| CN110186678A (en) | High-speed bearing measurement of friction torque system | |
| CN108168749B (en) | Verification table torque testing device | |
| CN108709683A (en) | The flexible torque sensor dynamic test platform in module oriented approach joint | |
| CN107044843A (en) | Vehicle clutch disengaging bearing automatic detecting table | |
| CN100485349C (en) | Portable detection device for detecting operation force-corner detector of vehicle steering wheel | |
| CN204007976U (en) | A kind of brush spring torsion detector | |
| CN210625934U (en) | Six-dimensional force sensor calibration device | |
| CN106404264B (en) | Counter-force type roller braking inspection bench-based bench internal resistance measuring device and method | |
| CN207832361U (en) | A kind of checking table torque verifying attachment | |
| CN206670608U (en) | Vehicle clutch disengaging bearing automatic detecting table | |
| CN206038144U (en) | Wheel load weighing sensor detection platform | |
| CN210773848U (en) | Crankshaft journal taper angle detection device | |
| CN205027331U (en) | Auto steering repacking utensil | |
| CN207649569U (en) | A kind of circle bounce balance detecting device | |
| CN201864839U (en) | Dynamic rolling disk detector | |
| CN2521580Y (en) | Roller bearing external diameter pulsation detecting apparatus | |
| CN110887432B (en) | Automobile steering knuckle corner measuring device | |
| CN207231681U (en) | A kind of electro connecting pressure gauge indicators turn moment measuring device | |
| CN207487538U (en) | A kind of bearing bulge quantity and Rigidity Surveying Instruments |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |