CN109765001A - A kind of torque calibration system and its scaling method of torque and speed sensors - Google Patents
A kind of torque calibration system and its scaling method of torque and speed sensors Download PDFInfo
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- CN109765001A CN109765001A CN201910164760.9A CN201910164760A CN109765001A CN 109765001 A CN109765001 A CN 109765001A CN 201910164760 A CN201910164760 A CN 201910164760A CN 109765001 A CN109765001 A CN 109765001A
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- 238000000034 method Methods 0.000 title claims abstract description 13
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- 230000003028 elevating effect Effects 0.000 claims abstract description 38
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 241000209094 Oryza Species 0.000 claims description 9
- 235000007164 Oryza sativa Nutrition 0.000 claims description 9
- 235000009566 rice Nutrition 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 4
- 239000002355 dual-layer Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
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Abstract
The invention discloses a kind of torque calibration system of torque and speed sensors and its scaling methods, torque calibration system includes pedestal, torque calibration system further includes the guide rail for being fixedly arranged on the base upper surface, and along fixed mechanism, loading mechanism and the elevating mechanism of the guide rail transverse shifting；Sensor to be calibrated is fixedly installed in the top of the elevating mechanism, and one end of sensor to be calibrated is connected with the fixed mechanism, the other end is connected with the loading mechanism.The present invention is by setting the fixed mechanism for including pedestal, being set on the base, loading mechanism and elevating mechanism etc. for the calibration system of torque and speed sensors, the height adjustment mounted in its top torque and speed sensors can be realized by elevating mechanism, simultaneously, fixed mechanism, loading mechanism and elevating mechanism can be translated along the guide rail on pedestal, convenient for the adjustment of position between torque and speed sensors and fixed mechanism, loading mechanism.
Description
Technical field
The present invention relates to torque and speed sensors technical field, the torque of specifically a kind of torque and speed sensors demarcates system
System and its scaling method.
Background technique
Torque and speed sensors need periodically to demarcate revolving speed and torque, turn round wherein carrying out torque and speed sensors at present
When square is demarcated, needs first to remove torque and speed sensors from equipment transmission chain, removes the shaft coupling of its both ends installation again thereafter,
Then suitable axle sleeve tooling is selected according to the spindle nose diameter of torque and speed sensors, and axle sleeve tooling is mounted on to be calibrated
On the spindle nose of torque and speed sensors, finally entire torque and speed sensors assembly is installed on torque calibrating device and is turned round
Square calibration.After calibration, the calibration connecting tooling on torque and speed sensors is removed, then again reinstalls to shaft coupling
On calibrated torque and speed sensors, the recovery of equipment transmission chain is finally completed.
Such mode has the disadvantage that:
(1) torque and speed sensors need first to remove torque and speed sensors from equipment transmission chain before calibration, then
It removes shaft coupling thereon and calibration connecting bushing tooling will be installed on the spindle nose of torque and speed sensors, removed again after calibration
Calibration connecting bushing tooling and the installation for restoring shaft coupling, cumbersome, labour heavy workload complicated for operation.
(2) shaft coupling being mounted on the spindle nose of torque and speed sensors both ends, it is often necessary to can by tools such as drawing horses
The two is detached from, the difficulty and heavy workload of dismounting.
(3) shaft coupling is dismounted by tool, exists and external force is applied to torque and speed sensors to be calibrated, exists to sensing
The risk that device damages.
Summary of the invention
The purpose of the present invention is to provide a kind of torque calibration system of torque and speed sensors and its scaling methods, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of torque calibration system of torque and speed sensors, including pedestal, torque calibration system further include being fixedly arranged on institute
The guide rail of base upper surface is stated,
And fixed mechanism, loading mechanism and elevating mechanism along the guide rail transverse shifting；
Sensor to be calibrated is fixedly installed in the top of the elevating mechanism, and one end of sensor to be calibrated with it is described solid
Determine that mechanism is connected, the other end is connected with the loading mechanism.
By the torque calibration system of torque and speed sensors, to be set as include pedestal, is moved horizontally along the guide rail on pedestal
Fixed mechanism, loading mechanism and elevating mechanism etc., in use, torque and speed sensors are fixedly installed in lifting mounting mechanism
Top, and fixed mechanism, loading mechanism and elevating mechanism are moved along the guide rail on pedestal top, so that being mounted in elevator
The both ends of torque and speed sensors at the top of structure are equal with the second chuck of the first chuck of fixed mechanism and loading mechanism respectively
In same level height, and one end of torque and speed sensors is connected with the first chuck of fixed mechanism, the other end with plus
Second chuck of mounted mechanism is connected, and then realizes quick assembling of the torque and speed sensors in torque calibration system.
When in use, it is loaded by the one end of loading mechanism to torque and speed sensors, realizes and rotational speed and torque is passed
The torque of sensor applies, and simple and stable structure, operation are fast and convenient, by the way that torque and speed sensors are fixedly installed in elevator
The top of structure, it can be achieved that torque and speed sensors height adjustment, meanwhile, by by elevating mechanism, fixed mechanism and load
Mechanism is slidably mounted on the guide rail of pedestal top setting, is conveniently adjusted torque and speed sensors and fixed mechanism and revolving speed
Connection relationship between torque sensor and loading mechanism, the assembling and calibration for further simplifying torque and speed sensors are grasped
Make, is conducive to promote the use of.
As a further solution of the present invention: what the guide rail was parallel to each other be provided with one or more and every guide rail
Section structure in T shape.
As a further solution of the present invention: the fixed mechanism includes hold-down support and the first chuck；
The bottom end of the hold-down support passes through fixed sliding block and is connected with guide rail；
First chuck is fixedly arranged on the hold-down support close to the top of torque and speed sensors one side to be calibrated.
As a further solution of the present invention: the loading mechanism includes bearing block, extends transversely through on the bearing block
The loading axis in portion and rocker arrangement mounted in described loading axis one end；
The bearing block is connected by loading sliding block with guide rail for the bottom end of dual-layer stereo support and the bearing block；
The bearing block is stretched out at the both ends of the loading axis, and one end of the loading axis is blocked by flange equipped with second
Disk, the other end and rocker arrangement are fixedly linked.
As a further solution of the present invention: second chuck and the first chuck are in same level height；
First chuck and second chuck be used cooperatively and first chuck and second chuck be can
Mode chuck.
As a further solution of the present invention: the rocker arrangement includes load rocker arm, is installed on the load rocker arm one
The sunpender at end；
The load rocker arm offers a series of through-hole on lateral center line and load rocker arm passes through mounted in institute
State the top side detachable formula connection of the shaft and sunpender in through-hole；
The bottom of the sunpender is equipped with the pallet to place counterweight.
As a further solution of the present invention: the load rocker arm is the symmetrical knot that intermediate wide, past both ends become narrow gradually
Structure, and be gradually reduced from load rocker arm lateral mid-point to the through-hole diameter of load rocker arm transverse ends position.
As a further solution of the present invention: the elevating mechanism includes lifting support, the lifting on lifting support
Machine and the platen moved up and down in two guide posts of elevator drive lower edge；
The elevator is respectively provided with a handwheel for the output shaft both ends of screw lift and the elevator
The present invention also provides following technical solutions:
A kind of scaling method of torque and speed sensors torque calibration system, includes the following steps:
(1) torque and speed sensors to be calibrated are installed on the top of elevating mechanism and rotational speed and torque to be calibrated is passed
One end of sensor is connected with the first chuck of fixed mechanism, the other end is connected with the second chuck of loading mechanism；
(2) by the top of sunpender be connected by the shaft in the through-hole with load rocker arm and will sunpender place vertically
Line and the spacing being in the same plane across the vertical line of load axis center are denoted as L1Rice；
It is m that N number of quality is placed on the pallet of boom foot1Kilogram counterweight, and the torque of application is denoted as T1Ox
Rice；
(3) torque and speed sensors to be calibrated are measured and torque shown on a display screen is denoted as T0Ox rice；
(4) by the torque T of application1With torque T shown by torque and speed sensors to be calibrated0It is compared,
Work as T1With T0When to the extent permitted by the error, then the torque and speed sensors to be calibrated can be used；
Work as T1With T0Beyond error allow range when, then the torque and speed sensors to be calibrated are unavailable.
When specifically used, torque and speed sensors are fixedly installed in the top of elevating mechanism, and adjust rotational speed and torque biography
Positional relationship between the both ends and fixed mechanism, loading mechanism of sensor is realized the both ends of torque and speed sensors respectively and is consolidated
Determine the connection between mechanism, loading mechanism.
When being demarcated, pass through the shaft and load rocker arm in load rocker arm through-hole at the top of the sunpender of rocker arrangement
It is connected, sunpender is connected at one end with load rocker arm, and the pallet to place counterweight is arranged in the bottom of sunpender, passes through
Counterweight is placed on pallet to realize that load rocker arm turns an angle around loading axis, and then realized to torque and speed sensors one
The torque at end applies, and total is simple and convenient to operate.
When specific calibration, the second chuck of loading mechanism is connected with one end of torque and speed sensors, by load machine
It is m that N number of quality is placed on the pallet of structure1Counterweight so that load rocker arm rotates certain angle around loading axis under the action of counterweight
Degree, and then to the torque for applying a certain size of torque and speed sensors.After torque and speed sensors are applied with certain torque,
On the one hand, the torque being subject to can be shown on a display screen and be denoted as torque T by torque and speed sensors itself0, another party
Face by vertical line spacing in the same plane where vertical line where measurement sunpender and load axis center and is denoted as L1Rice,
Calculate the torque T of counterweight application1.Finally by torque T1With torque T0It is compared, works as T1With T0To the extent permitted by the error
When, then illustrate the torque T that the torque and speed sensors to be calibrated itself are measured and shown0With actually applied torque T1It
Between differ small, i.e., the torque and speed sensors to be calibrated can be used；Work as T1With T0Beyond error allow range when, then explanation should
The torque T that torque and speed sensors to be calibrated itself are measured and shown0With actually applied torque T1Between differ larger, i.e.,
The torque and speed sensors to be calibrated are unavailable.
As a further solution of the present invention: in the step (1), elevating mechanism is by torque and speed sensors top to be calibrated
Its both ends position contour with the second chuck of the first chuck of fixed mechanism, loading mechanism respectively is risen to, then will fixed machine
Structure, elevating mechanism and loading mechanism move on same straight line along guide rail, so that one end of torque and speed sensors and solid
Determine that mechanism is connected, the other end is connected with loading mechanism.
Compared with prior art, the beneficial effects of the present invention are:
(1) by the way that the calibration system of torque and speed sensors to be set as including pedestal, the fixation machine being set on the base
Structure, loading mechanism and elevating mechanism etc. can realize the height tune mounted in its top torque and speed sensors by elevating mechanism
It is whole, meanwhile, fixed mechanism, loading mechanism and elevating mechanism can be translated along the guide rail on pedestal, be passed convenient for rotational speed and torque
The adjustment of position between sensor and fixed mechanism, loading mechanism；
(2) one end of torque and speed sensors be connected with the first chuck of fixed mechanism, the other end and loading mechanism
Two chucks are connected, and during the calibration process, are fixed one end of torque and speed sensors by fixed mechanism, by loading mechanism pair
The other end of torque and speed sensors applies torque, and proving operation is simple；Also, torque is carried out by way of increasing and decreasing counterweight
Calibration, is greatly reduced a possibility that damaging to sensor；
(3) torque and speed sensors are before calibration, without on removal sensor shaft coupling, without installation connecting shaft
Set, meanwhile, torque and speed sensors, without connecting bushing, installation shaft coupling is removed, largely reduce after calibration
The workload of torque and speed sensors calibration improves its and demarcates efficiency；
(4) during the calibration process, by the torque that measures torque and speed sensors itself and actually applied and pass through meter
The problems such as torque obtained compares, precision to judge torque and speed sensors, judges that quick and convenient, judging result is quasi-
Really；And torque and speed sensors are not necessarily to carry out the installation and dismantling operation of components, avoid in assembling and dissembling process to sensor
Damage, ensure that the reliability and security that torque and speed sensors use.
Detailed description of the invention
Fig. 1 is three-dimensional structure diagram when calibration system of the present invention does not install torque and speed sensors；
Fig. 2 is main view when calibration system of the present invention does not install torque and speed sensors；
Fig. 3 is side view when calibration system of the present invention does not install torque and speed sensors；
Fig. 4 is the three-dimensional structure diagram of elevating mechanism of the present invention；
Fig. 5 is three-dimensional structure diagram when calibration system of the present invention is equipped with torque and speed sensors.
In figure:
1- pedestal, 11- guide rail；
2- fixed mechanism, 21- hold-down support, the first chuck of 22-；
3- loading mechanism, 31- bearing block, 32- loading axis, 33- rocker arrangement, 331- load rocker arm, 332- sunpender, 333-
Pallet, the second chuck of 34-, 301- through-hole, 302- counterweight；
4- elevating mechanism, 41- lifting support, 42- elevator, 43- platen, 44- handwheel；
5- torque and speed sensors.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3, a kind of torque calibration system of torque and speed sensors, including pedestal 1 are please referred to, torque calibration system is also
Guide rail 11 including being fixedly arranged on 1 upper surface of pedestal, and the fixed mechanism 2 along 11 transverse shifting of guide rail, load
Mechanism 3 and elevating mechanism 4；Sensor to be calibrated is fixedly installed in the top of the elevating mechanism 4, and the one of sensor to be calibrated
End is connected with the fixed mechanism 2, the other end is connected with the loading mechanism 3.
The torque calibration system structure of entire torque and speed sensors is simple, by by one end of torque and speed sensors 5
Be connected with fixed mechanism 2, the other end is connected with loading mechanism 3, and give torque and speed sensors 5 by the loading mechanism 3 of one end
One end apply torque, the other end fixed mechanism 25 other end of torque and speed sensors is fixed so that torque calibration system
The integral layout of system is reasonable, easy to operate.
What the guide rail 11 was parallel to each other is provided with the section structure in T shape of one or more and every guide rail 11.
It is T-shaped structure by the way that guide rail 11 is arranged to section, and by the hold-down support of fixed mechanism 2 21 by therewith
The fixation sliding block being used cooperatively is mounted on guide rail 11, the bearing block 31 of loading mechanism 3 is passed through the matched load used
Sliding block is mounted on guide rail 11, the lifting support 41 of elevating mechanism 4 is mounted on by the matched translator slider used and is led
On rail 11, realize that fixed mechanism 2, loading mechanism 3 and elevating mechanism 4 along 11 stably translational of guide rail, improve fixed mechanism
2, the stability that loading mechanism 3 and elevating mechanism 4 translate.
The fixed mechanism 2 includes hold-down support 21 and the first chuck 22；The bottom end of the hold-down support 21 passes through solid
Fixed slider is connected with guide rail 11；First chuck 22 is fixedly arranged on the hold-down support 21 close to torque and speed sensors to be calibrated
The top of 5 one sides.
The loading mechanism 3 include bearing block 31, extend transversely through in 31 top of bearing block loading axis 32 and dress
Rocker arrangement 33 in described 32 one end of loading axis；The bearing block 31 is the bottom of dual-layer stereo support and the bearing block 31
End is connected by loading sliding block with guide rail 11；The bearing block 31, and the loading axis are stretched out in the both ends of the loading axis 32
32 one end is fixedly linked by flange equipped with the second chuck 34, the other end and rocker arrangement 33.
Second chuck 34 and the first chuck 22 are in same level height；First chuck 22 and second card
Disk 34 is used cooperatively and first chuck 22 and second chuck 34 are adjustable chuck.
One end of torque and speed sensors 5 is connected with the first chuck 22, the other end is connected with the second chuck 34, the first chuck
22 and second chuck 34 inner diameter size it is adjustable, convenient for the fast clamp to 5 both ends of torque and speed sensors, improve and turn
Packaging efficiency of the fast torque sensor 5 on calibration system.
The rocker arrangement 33 includes load rocker arm 331, the sunpender 332 for being installed on described load 331 one end of rocker arm；It is described
Load rocker arm 331 offers a series of through-hole 301 on lateral center line and load rocker arm 331 passes through mounted in described
Shaft in through-hole 301 is connect with the top side detachable formula of sunpender 332；The bottom of the sunpender 332 is equipped with to place counterweight
302 pallet 333.
The load rocker arm 331 is the symmetrical structure that intermediate wide, past both ends become narrow gradually, and horizontal from load rocker arm 331
It is gradually reduced to 301 diameter of through-hole of middle position to load 331 transverse ends position of rocker arm.
It is set as the symmetrical structure that intermediate wide, past both ends become narrow gradually by the way that rocker arm 331 will be loaded, so that sunpender 332
When in installation to load rocker arm 331, the counterweight 302 being placed in 332 bottom tray 333 of sunpender can be to torque and speed sensors 5
Apply torque, and when not placing counterweight 302 on the pallet 333 of 332 bottom of sunpender, 331 energy of load rocker arm of symmetrical structure
It is enough in horizontal equilibrium state, and then realizes the balance for being able to maintain 5 both ends of torque and speed sensors when not applying torque.
In addition, load rocker arm 331 offers a series of through-hole 301 on lateral center line, on the one hand, by
Shaft is installed to realize the installation of sunpender 332 in through-hole 301, meanwhile, by continuously opening up multiple places on load rocker arm 331
In the through-hole 301 in same horizontal line, the through-hole 301 of corresponding position can be selected according to different calibration situations, so that load
The scope of application of mechanism 3 is wider；It on the other hand, can be one by opening up through-hole 301 on load 331 cross central line of rocker arm
Determine to mitigate the entire weight for loading rocker arm 331 in degree, saves material, and gradually according to wide, past both ends among load rocker arm 331
The design feature to narrow shakes the larger of 301 diameter of the through-hole setting for being provided with load 331 middle position of rocker arm toward load
301 diameter of through-hole of 331 end positions of arm is gradually reduced, and alleviates the weight of load rocker arm 331 to the full extent, is saved
Material cost reduces the integral manufacturing cost of 5 calibration system of torque and speed sensors.
Referring to Fig. 4, the elevating mechanism 4 include lifting support 41, the elevator 42 on lifting support 41 and
The platen 43 moved up and down under the drive of elevator 42 along two guide posts；The elevator 42 is screw lift 42 and described
The output shaft both ends of elevator 42 are respectively provided with a handwheel 44.
41 bottom of lifting support of elevating mechanism 4 is connected by translator slider with the guide rail 11 on pedestal 1, and translator slider is
It is used cooperatively with T-shaped guide rail 11, elevating mechanism 4 is steadily moved along guide rail 11；In the output shaft two of elevator 42
End is respectively provided with a handwheel 44, in use, passing through the structures such as bevel gear reality inside elevator 42 by rotating any handwheel 44 manually
Existing power transmission, and finally realize the adjustment of 42 height of elevator.The screw lift 42 that elevating mechanism 4 uses is commercially available production
The adjustment of 43 height of platen can be realized by screw lift 42 for product, and elevator 42 is symmetrically set in lifting work, along two
The guide post set moves up and down, and by symmetrically arranged two guide post, can effectively improve the stationarity that platen 43 rises or falls.
Referring to Fig. 5, a kind of scaling method of torque and speed sensors torque calibration system, includes the following steps:
(1) torque and speed sensors to be calibrated are installed on the top of elevating mechanism and rotational speed and torque to be calibrated is passed
One end of sensor is connected with the first chuck of fixed mechanism, the other end is connected with the second chuck of loading mechanism；
In the step (1), elevating mechanism by torque and speed sensors to be calibrated jack to its both ends respectively with fixed machine
The contour position of the second chuck of first chuck of structure, loading mechanism, then by fixed mechanism, elevating mechanism and loading mechanism edge
Guide rail moved on same straight line so that one end of torque and speed sensors is connected with fixed mechanism, the other end and load
Mechanism is connected.
When being demarcated, existing torque and speed sensors to be calibrated are passed through into the fixed peace of the connectors such as screw, bolt
Top loaded on elevating mechanism, and by adjusting the first chuck of fixed mechanism, the second chuck of loading mechanism and rotational speed and torque
The positional relationship at the both ends of sensor, the one end for realizing torque and speed sensors are connected with the first chuck of fixed mechanism, are another
End is connected with the second chuck of loading mechanism.
(2) by the top of sunpender be connected by the shaft in the through-hole with load rocker arm and will sunpender place vertically
Line and the spacing being in the same plane across the vertical line of load axis center are denoted as L1Rice；
It is m that N number of quality is placed on the pallet of boom foot1Kilogram counterweight, and the torque of application is denoted as T1Ox
Rice；
(3) torque and speed sensors to be calibrated are measured and torque shown on a display screen is denoted as T0Ox rice；
(4) by the torque T of application1With torque T shown by torque and speed sensors to be calibrated0It is compared,
Work as T1With T0When to the extent permitted by the error, then the torque and speed sensors to be calibrated can be used；
Work as T1With T0Beyond error allow range when, then the torque and speed sensors to be calibrated are unavailable.
On the one hand, the counterweight placed on pallet applies pulling force to load rocker arm, and pulling force size is F=Nm1G ox；And
Sunpender under the action of counterweight always along vertical direction, and in the same plane, vertical line where sunpender with pass through loading axis
Spacing between the vertical line at center is the arm of force size of its pulling force, vertical where sunpender by measuring in the same plane
Line and the spacing across the vertical line of load axis center are denoted as L1Rice, can calculate N number of quality is m1Kilogram counterweight to turn
The torque T that fast torque sensor applies1Ox rice, i.e. T1=Nm1g.L1Ox rice.
And on the other hand, the torque T that torque and speed sensors itself will sense0It is shown on ox meter Qi display screen
Come.The torque T shown finally by torque and speed sensors more to be calibrated0The torque T that Niu meter Yu is calculated1Ox
Rice, can be realized the calibration of the torque and speed sensors.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of torque calibration system of torque and speed sensors, including pedestal (1), it is characterised in that: torque calibration system is also
Guide rail (11) including being fixedly arranged on the pedestal (1) upper surface,
And fixed mechanism (2), loading mechanism (3) and elevating mechanism (4) along the guide rail (11) transverse shifting；
Sensor to be calibrated is fixedly installed in the top of the elevating mechanism (4), and one end of sensor to be calibrated with it is described solid
Determine that mechanism (2) are connected, the other end is connected with the loading mechanism (3).
2. the torque calibration system of torque and speed sensors according to claim 1, it is characterised in that: guide rail (11) phase
The mutually parallel section structure in T shape for being provided with one or more and every guide rail (11).
3. the torque calibration system of torque and speed sensors according to claim 1, it is characterised in that: the fixed mechanism
It (2) include hold-down support (21) and the first chuck (22)；
The bottom end of the hold-down support (21) passes through fixed sliding block and is connected with guide rail (11)；
First chuck (22) is fixedly arranged on the hold-down support (21) close to torque and speed sensors to be calibrated (5) one side
Top.
4. the torque calibration system of torque and speed sensors according to claim 1, it is characterised in that: the loading mechanism
(3) include bearing block (31), extend transversely through in the loading axis (32) on the bearing block (31) top and mounted in the loading axis
(32) rocker arrangement (33) of one end；
The bearing block (31) passes through load sliding block and guide rail (11) for the bottom end of dual-layer stereo support and the bearing block (31)
It is connected；
The both ends of the loading axis (32) are stretched out the bearing block (31), and one end of the loading axis (32) is filled by flange
There are the second chuck (34), the other end and rocker arrangement (33) to be fixedly linked.
5. the torque calibration system of torque and speed sensors according to claim 4, it is characterised in that: second chuck
(34) same level height is in the first chuck (22)；
First chuck (22) and second chuck (34) are used cooperatively and first chuck (22) and described second blocks
Disk (34) is adjustable chuck.
6. the torque calibration system of torque and speed sensors according to claim 4 or 5, it is characterised in that: the rocker arm dress
Setting (33) includes load rocker arm (331), the sunpender (332) for being installed on described load rocker arm (331) one end；
Load rocker arm (331) offers a series of through-hole (301) and load rocker arm on lateral center line
(331) it is connect by the shaft in the through-hole (301) with the top side detachable formula of sunpender (332)；
The bottom of the sunpender (332) is equipped with the pallet (333) to place counterweight (302).
7. the torque calibration system of torque and speed sensors according to claim 6, it is characterised in that: the load rocker arm
(331) symmetrical structure become narrow gradually for wide, the past both ends in centre, and from load rocker arm (331) lateral mid-point to load
Through-hole (301) diameter of rocker arm (331) transverse ends position is gradually reduced.
8. the torque calibration system of torque and speed sensors according to claim 1, it is characterised in that: the elevating mechanism
(4) include lifting support (41), the elevator (42) on lifting support (41) and in the case where elevator (42) drive along
The platen (43) that two guide posts move up and down；
The elevator (42) is screw lift (42) and the output shaft both ends of the elevator (42) are respectively provided with a handwheel
(44)。
9. a kind of scaling method of torque calibration system described in claim 1-8 any one, includes the following steps:
(1) torque and speed sensors to be calibrated are installed on the top of elevating mechanism and make torque and speed sensors to be calibrated
One end be connected with the first chuck of fixed mechanism, the other end is connected with the second chuck of loading mechanism；
(2) top of sunpender is connected by the shaft in the through-hole with load rocker arm and by sunpender place vertical line and
The spacing being in the same plane across the vertical line of load axis center is denoted as L1Rice；
It is m that N number of quality is placed on the pallet of boom foot1Kilogram counterweight, and the torque of application is denoted as T1Ox rice；
(3) torque and speed sensors to be calibrated are measured and torque shown on a display screen is denoted as T0Ox rice；
(4) by the torque T of application1With torque T shown by torque and speed sensors to be calibrated0It is compared,
Work as T1With T0When to the extent permitted by the error, then the torque and speed sensors to be calibrated can be used；
Work as T1With T0Beyond error allow range when, then the torque and speed sensors to be calibrated are unavailable.
10. the scaling method of torque calibration system according to claim 9, it is characterised in that: in the step (1), lifting
Mechanism by torque and speed sensors to be calibrated jack to its both ends respectively with the first chuck of fixed mechanism, loading mechanism second
The contour position of chuck, then fixed mechanism, elevating mechanism and loading mechanism are moved on same straight line along guide rail, make
Torque and speed sensors one end be connected with fixed mechanism, the other end is connected with loading mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN110296816A (en) * | 2019-07-09 | 2019-10-01 | 中国航发哈尔滨东安发动机有限公司 | A kind of test device |
| CN110411654A (en) * | 2019-08-01 | 2019-11-05 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of power-measuring device of torque and the two-parameter synchronous reproduction of revolving speed |
| CN111044215A (en) * | 2019-12-25 | 2020-04-21 | 北京石油化工学院 | Centering reference type torque sensor calibration and test bench |
| CN111829706A (en) * | 2020-08-04 | 2020-10-27 | 中国汽车工程研究院股份有限公司 | Half-shaft torque calibration device and working method thereof |
| CN114264405A (en) * | 2021-12-29 | 2022-04-01 | 山东欧瑞安电气有限公司 | Large-torque sensor calibration device and calibration method thereof |
| CN114993552A (en) * | 2022-05-24 | 2022-09-02 | 上海顺试汽车科技有限公司 | Torque sensor calibration device |
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| CN114264405A (en) * | 2021-12-29 | 2022-04-01 | 山东欧瑞安电气有限公司 | Large-torque sensor calibration device and calibration method thereof |
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