CN109932127A - A kind of torque sensor fast calibration device - Google Patents
A kind of torque sensor fast calibration device Download PDFInfo
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- CN109932127A CN109932127A CN201910195435.9A CN201910195435A CN109932127A CN 109932127 A CN109932127 A CN 109932127A CN 201910195435 A CN201910195435 A CN 201910195435A CN 109932127 A CN109932127 A CN 109932127A
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Abstract
A kind of torque sensor fast calibration device disclosed by the invention a, comprising: rack；One is arranged in the lever arm of the frame lower；The lower part of the rack is set and is located at the left and right torque generating mechanism of the lever arm two sides；One is horizontally set on the equalizer bar on the top of the rack；The one equalizer bar driving mechanism for being mounted on the rack and being connect with the equalizer bar；One is fixedly mounted on the lower clamp system of the center position of the lever arm；One is fixedly mounted on the upper clamping mechanism of the center position of the equalizer bar；One is arranged in the sensor assembling assembly between the lower clamp system and upper clamping mechanism；And a PLC control system, the PLC control system are connect with the left and right torque generating mechanism, equalizer bar driving mechanism, lower clamp system, upper clamping mechanism and standard torque sensor and by school torque sensor respectively.Calibration accuracy of the invention is high, and calibration efficiency is high, is particularly suitable for the calibration test of large-scale torque sensor.
Description
Technical field
The present invention relates to torque sensor detection device technical field more particularly to a kind of quickly calibrated dresses of torque sensor
It sets.
Background technique
With the development of engine and electromechanical testing industry, the requirement to the measuring accuracy of the parameters such as torque, revolving speed is more next
It is higher.Torque sensor is widely used in the detection of Shafting torque.In order to guarantee the accurate and reliable of test data, use process
In need to torque sensor carry out periodic calibration.But there is calibration essence in the existing device for calibrating torque sensor
Spend the problems such as low, calibration efficiency is low.For this purpose, the applicant have passed through beneficial exploration and research, has found and solve the above problems
Method, technical solution described below generates in this background.
Summary of the invention
Technical problem to be solved by the present invention lies in: provide in view of the deficiencies of the prior art a kind of calibration accuracy it is high,
The high torque sensor fast calibration device of calibration efficiency.
The technical problems to be solved by the invention can adopt the following technical scheme that realize:
A kind of torque sensor fast calibration device, comprising:
One rack；
One is arranged in the lower part of the rack and can be around the lever arm that center axis thereof is freely rotated；
The lower part of the rack is set and is located at the left and right torque generating mechanism of the lever arm two sides, it is described left and right
The push-and-pull output end of torque generating mechanism is connect with the both ends of the lever arm respectively；
One equalizer bar for being horizontally set on the top of the rack and sliding up and down along the vertical direction, in the equalizer bar
Mandrel line is overlapped with the central axis of the lever arm；
One be mounted on the rack and connect with the equalizer bar for driving the equalizer bar along the vertical direction
The equalizer bar driving mechanism of lower slider；
One is fixedly mounted on the lower clamp system of the center position of the lever arm；
One be fixedly mounted on the center position of the equalizer bar and can along the equalizer bar central axis progress it is horizontal
The upper clamping mechanism of rotation；
One is arranged in the sensor assembling assembly between the lower clamp system and upper clamping mechanism, the sensor assembly
Component is used to be fixedly mounted on the lower clamp system and upper clamping mechanism by standard torque sensor and by school torque sensor
Between, it may make the standard torque sensor and clamped by school torque sensor in the lower clamp system and upper clamping mechanism
In the state of by the lever arm driving synchronize rotation；And
One PLC control system, the PLC control system respectively with the left and right torque generating mechanism, equalizer bar driving machine
Structure, lower clamp system, upper clamping mechanism and standard torque sensor are connected with by school torque sensor.
In a preferred embodiment of the invention, the rack includes that pedestal, left column, right column and connection are horizontal
Beam, the left column, right column are respectively symmetrically vertically arranged in the left and right side of the top surface of the pedestal, the connecting cross beam water
It puts down setting and its both ends is connect with the upper end of the left column, right column respectively.
In a preferred embodiment of the invention, a lever arm is offered at the end face center position of the pedestal to turn
Axis supported hole is provided with the lever that a center axis thereof is overlapped with the central axis of the lever arm below the lever arm
Arm shaft, the lever arm shaft are rotatably mounted in lever arm rotating shaft support hole by an at least bearing, the thick stick
The arm pivoted upper end of bar is connect with the lever arm, so that the lever arm is freely rotated around the lever arm shaft.
In a preferred embodiment of the invention, the left and right torque generating mechanism includes:
One end of one push-pull rod, the push-pull rod is rotatablely connected by one end of a rotary support and the lever arm；
One end of one planet ball-screw, the screw rod of the planet rolling lead screw is connect with the other end of the push-pull rod；
One is set in the drive socket on the outside of the nut of the planet rolling lead screw, and the transmission sleeve inner shaft is equipped with
One transmission shaft, one end of the transmission shaft and the nut of the planet rolling lead screw are affixed, and the other end is pierced by the drive sleeve
It is connect after cylinder with a driven synchronous pulley；
One servo motor that the drive socket side is set and is connect with the PLC control system, the servo electricity
The output shaft of machine is connect by one speed reducer with an active synchronization belt wheel；
One is looped around the synchronous belt in the active synchronization belt wheel and driven synchronous pulley；And
One is arranged on the drive socket by mounting bracket and is set in the rolling spline set on the push-pull rod.
In a preferred embodiment of the invention, be provided between the push-pull rod and rotary support one with it is described
The pull pressure sensor of PLC control system connection.
In a preferred embodiment of the invention, the equalizer bar driving mechanism includes:
Left and right slide rail on the vertically symmetrical medial surface that the left column, right column are set；
Left and right sliding block of the sliding configuration in the left and right slide rail, the left and right sliding block respectively with the balance
The both ends of beam are affixed；
Left and right ball-screw in the left and right slide rail, the nut difference of the left and right ball-screw are set
Affixed with the left and right sliding block, screw rod extends in the left and right slide rail along the vertical direction, the left and right ball wire
The top surface of the left and right column is exposed in the upper end of the screw rod of thick stick, and lower end is close to the bottom surface of the left and right slide rail；
Left and right worm reduction gear on the top surface of the left and right column is set, the left and right worm reduction gear it is defeated
Outlet is connect with the upper end of the screw rod of the left and right ball-screw respectively；And
The one equalizer bar lifting driving electricity for being arranged on the middle part of the connecting cross beam and being connect with the PLC control system
Machine, equalizer bar lifting driving motor via a distributor by left and right drive rod respectively with the left and right worm reduction gear
Connection.
In a preferred embodiment of the invention, the lower clamp system and/or upper clamping mechanism are hydraulic contracting dress
It sets.
In a preferred embodiment of the invention, the sensor assembling assembly includes:
One is fixedly mounted on the lower coupler on the top surface of the lower clamp system；
One is fixedly mounted on the upper coupling on the bottom surface of the upper clamping mechanism；
The one lower lotus root being fixedly mounted on the top surface of the lower coupler closes fluted disc；
The one upper lotus root being fixedly mounted on the bottom surface of the upper coupling closes fluted disc；And
One, which is located at the middle lotus root that the lower lotus root is closed between fluted disc and upper lotus root conjunction fluted disc, closes fluted disc, and the lower lotus root closes fluted disc and middle lotus root
It closes and forms one between fluted disc for the standard torque sensor detection station of standard torque sensor to be fixedly mounted, the upper lotus root is closed
Fluted disc and middle lotus root, which are closed, forms one for being fixedly mounted by school torque sensor by school torque sensor installation station between fluted disc.
In a preferred embodiment of the invention, the lower coupler, upper coupling are flexible coupling.
In a preferred embodiment of the invention, further include one be arranged in the rack side for by the standard
Torque sensor is transferred to the standard torque sensor detection station or is examined by school torque sensor by school torque sensor
Survey the mating auxiliary body of special tooling of station.
In a preferred embodiment of the invention, the mating auxiliary body of the special tooling includes:
One is arranged in the auxiliary stand of the frame lower；
Horizontal symmetrical be arranged in it is described auxiliary stand on and be located at standard torque sensor detection station two sides a left side,
Right attachment rail；And
Mobile pallet of one sliding configuration on the left and right attachment rail, the mobile pallet is for placing the mark
Quasi- torque sensor or by school torque sensor, and be transferred to by the standard torque sensor or by school torque sensor described
Standard torque sensor detection station or by school torque sensor detection station.
Due to using technical solution as above, the beneficial effects of the present invention are: the present invention first senses standard torque
Device and fixation is clamped by school torque sensor, then certain torsion is applied to lever arm by left and right torque generating mechanism, made
It obtains lever arm to drive standard torque sensor and synchronize movement by school torque sensor, at this time again by reading and comparing mark
Quasi- torque sensor with by the numerical value of school torque sensor, to judge whether meet testing requirements by school torque sensor.This hair
Bright calibration accuracy is high, and calibration efficiency is high, is particularly suitable for the calibration detection of large-scale torque sensor.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is front view of the invention (no mating auxiliary body of special tooling).
Fig. 2 is the structural schematic diagram of rack of the invention.
Fig. 3 is the partial structural diagram of lever arm of the invention.
Fig. 4 is the top view of left and right torque generating mechanism and lever arm connection relationship of the invention.
Fig. 5 is the structural schematic diagram of left and right torque generating mechanism of the invention.
Fig. 6 is the structural schematic diagram of equalizer bar and equalizer bar driving mechanism connection relationship of the invention.
Fig. 7 is the structural schematic diagram of sensor of the invention assembling assembly.
Fig. 8 is the structural schematic diagram of the mating auxiliary body of special tooling of the invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Referring to Fig. 1, what is provided in figure is a kind of torque sensor fast calibration device, including rack 100, lever arm 200,
Left and right torque generating mechanism 300a, 300b, equalizer bar 400, equalizer bar driving mechanism 500, lower clamp system 600a, upper clamping
Mechanism 600b, sensor assembling assembly 700 and PLC control system (not shown).
Referring to fig. 2 and combine Fig. 1, rack 100 use closed type portal frame structure comprising pedestal 110, left column 120,
Right column 130 and connecting cross beam 140, left column 120, right column 130 are respectively symmetrically vertically arranged in the top surface of pedestal 110
Left and right side, connecting cross beam 140 is horizontally disposed and its both ends is connect with the upper end of left column 120, right column 130 respectively.Rack
100 receiving torque maximums can reach 300kNm, be welded using Q420 high-intensity welding steel.Meanwhile in order to prevent due to rack 100
Inhomogeneous deformation causes central axis to be wandered away, and then influences calibration accuracy, and rack 100 is using around the vertical reversed of central axis
Asymmetrical arrangement radially changes to eliminate axis.The lower part of the central axis of rack 100 is prevented its radial direction by pedestal 110
It changes, the top of center axis thereof is prevented it from radially changing by left column 120 and the combination of right column 130.
Referring to Fig. 3 and Fig. 2 is combined, lever arm 200 is arranged in the lower part of rack 100 and can carry out freely around center axis thereof
Rotation.Specifically, a lever arm rotating shaft support hole 111 is offered at the end face center position of the pedestal 110 of rack 100,
The lower section of lever arm 200 is provided with the lever arm shaft 210 that a center axis thereof is overlapped with the central axis of lever arm 200, thick stick
Lever arm shaft 210 is rotatably mounted in lever arm rotating shaft support hole 111 by upper and lower bearing 201,202, lever arm shaft
210 upper end is connect with lever arm 200, so that lever arm 200 is freely rotated around lever arm shaft 210.In this implementation
In example, upper and lower bearing 201,202 uses ceramic bearing, can utilize its low friction, high elastic modulus characteristic, reduce transmission system
Moment of friction and power deformation, improve the fast response characteristic of entire mechanical system.
Left and right torque generating mechanism 300a, 300b are arranged in the lower part of the left and right column 120,130 of rack 100 and position
In the two sides of lever arm 200, the push-and-pull output end of left and right torque generating mechanism 300a, 300b both ends with lever arm 200 respectively
Connection.Specifically, referring to fig. 4 and Fig. 5, left and right torque generating mechanism 300a, 300b include push-pull rod 310, planet rolling silk
Thick stick 320, drive socket 330, servo motor 340, synchronous belt 350 and rolling spline set 360.One end of push-pull rod 310 passes through
One end of one rotary support 311 and lever arm 200 is rotatablely connected.One end of the screw rod 321 of planet rolling lead screw 320 and push-pull rod
310 other end connection.Drive socket 330 is set on the outside of nut 322 of planet rolling lead screw 320, drive socket 330
Inner shaft is equipped with a transmission shaft 331, and one end of transmission shaft 331 and the nut 322 of planet rolling lead screw 320 are affixed, and the other end is worn
It is connect after drive socket 330 with a driven synchronous pulley 352 out.Servo motor 340 be arranged in the side of drive socket 330 and with
The output shaft of PLC control system connection, servo motor 340 is connect by one speed reducer 341 with an active synchronization belt wheel 351.Together
Step band 350 is looped around in active synchronization belt wheel 351 and driven synchronous pulley 352.Rolling spline set 360 passes through mounting bracket 361
It is arranged on drive socket 330 and is set on push-pull rod 310.When left and right torque generating mechanism 300a, 300b are acted, servo
Motor 340 drives active synchronization belt wheel 351 to be rotated by retarder 341, and active synchronization belt wheel 351 passes through synchronous belt 350
It drives driven synchronous pulley 352 to be rotated, then drives planet rolling lead screw 320 to act via transmission shaft 331, planet rolling
Lead screw 320 drives the push of push-pull rod 310 or retracts, and applies certain torsion to lever arm 200 to realize.In addition, pushing and pulling
A pull pressure sensor 370 connecting with PLC control system, pull pressure sensor are provided between bar 310 and rotary support 311
370 for detect the power to the application of lever arm 200, and feeds back to PLC control system, so as to PLC control system obtain in real time to
The data for the power that lever arm 200 applies.
Left and right torque generating mechanism 300a, 300b of the invention is driven using planet rolling lead screw 320, planet rolling
The nut of dynamic lead screw 320 and the rolling element among lead screw are threaded rollers, compared to traditional roller screw, planet rolling lead screw
320 contact point is improved significantly, its specified dynamic load, static load ability can be made to be highly improved, and can increase substantially
Rigidity, impact resistance and working life, and the lead of planet rolling lead screw 320 manufactures and designs than traditional roller screw
It is smaller, consequently facilitating the realization of microfeed.
Equalizer bar 400 be horizontally set between the left column 120 of rack 200 and right column 130 and along the vertical direction up and down
Sliding, the central axis of equalizer bar 400 are overlapped with the central axis of lever arm 200.Equalizer bar driving mechanism 500 is mounted on rack
It is connect on 200 and with equalizer bar 400, is used to that equalizer bar 400 to be driven to slide up and down along the vertical direction.Specifically, simultaneously referring to Fig. 6
In conjunction with Fig. 1, equalizer bar driving mechanism 500 includes left and right slide rail 510a, 510b, left and right sliding block 520a, 520b, left and right
Ball-screw 530a, 530b, left and right worm reduction gear 540a, 540b and equalizer bar go up and down driving motor 550.Left and right sliding
On the vertically symmetrical medial surface that left column 120, right column 130 are set of guide rail 510a, 510b.Left and right sliding block 520a, 520b are sliding
In left and right slide rail 510a, 510b, left and right sliding block 520a, 520b are affixed with the both ends of equalizer bar 400 respectively for dynamic configuration.
Left and right ball-screw 530a, 530b are arranged in left and right slide rail 510a, 510b, the left and right sliding block 520a of nut difference,
520b is affixed, and screw rod extends in left and right slide rail 510a, 510b along the vertical direction, left and right ball-screw 530a,
The top surface of left column 120, right column 130 is exposed in the upper end of the screw rod of 530b, lower end close to left and right slide rail 510a,
The bottom surface of 510b.Left and right worm reduction gear 540a, 540b are arranged on the top surface of left and right column 120,130, and left and right worm gear subtracts
The output end of fast machine 540a, 540b are connect with the upper end of the screw rod of left and right ball-screw 530a, 530b respectively.Equalizer bar lifting
Driving motor 550 is arranged on the middle part of connecting cross beam 140 and connect with PLC control system, and equalizer bar goes up and down driving motor 550
It is connect respectively with left and right worm reduction gear 540a, 540b via a distributor 551 by left and right drive rod 552a, 552b.When
When needing the height of adjustment beam 400, driving motor 550 is gone up and down by control equalizer bar and is acted, distributor is successively passed through
551, left and right drive rod 552a, 552b, left and right worm reduction gear 540a, 540b control left and right ball-screw 530a, 530b fortune
Row, so that equalizer bar 400 is slided on left and right slide rail 510a, 510b by left and right sliding block 520a, 520b.
Lower clamp system 600a is fixedly mounted on the center position of lever arm 200 and connect with PLC control system.At this
In embodiment, lower clamp system 600a is hydraulic contracting device.Upper clamping mechanism 600b is fixedly mounted on the center of equalizer bar 400
It can horizontally rotate at position and along the central axis of equalizer bar 400 and be connect with PLC control system.In the present embodiment,
Upper clamping mechanism 600b is hydraulic contracting device.Hydraulic contracting device has the function of hydraulic clamp, loosens, and passes for standard torque
Sensor 20 and by school torque sensor 10 quickly load or release, may make standard torque sensor 20 after release and by detrwisting square
Sensor 10 is zeroed rapidly.
Sensor assembling assembly 700 is arranged between lower clamp system 600a and upper clamping mechanism 600b, is used to mark
It quasi- torque sensor 20 and is fixedly mounted between lower clamp system 600a and upper clamping mechanism 600b by school torque sensor 10,
May make standard torque sensor 20 and by school torque sensor 10 lower clamp system 600a and upper clamping mechanism 600b shape
Rotation is synchronized by the driving of lever arm 200 under state.Specifically, referring to figs. 7 and 8, sensor assembling assembly 700 includes the second line of a couplet
Axis device 710, upper coupling 720, lower lotus root close fluted disc 730, upper lotus root closes fluted disc 740 and middle lotus root closes fluted disc 750.Lower coupler 710
It is fixedly mounted on the top surface of lower clamp system 600a.Upper coupling 720 is fixedly mounted on the solid bottom surface upper clamping mechanism 600b
On.Lower lotus root closes fluted disc 730 and is fixedly mounted on the top surface of lower coupler 710.Upper lotus root closes fluted disc 740 and is fixedly mounted on upper coupling
On 720 bottom surface.Middle lotus root closes fluted disc 750 and is located at that lower lotus root closes fluted disc 730 and upper lotus root is closed between fluted disc 740, lower lotus root close fluted disc 730 and
Middle lotus root, which is closed, forms a standard torque sensor detection station for being used to be fixedly mounted standard torque sensor 20 between fluted disc 750,
Upper lotus root closes fluted disc 740 and middle lotus root closes and forms one between fluted disc 750 for being fixedly mounted by school torque sensor 10 by school standard
Torque sensor installs station.
In the present embodiment, lower coupler 710, upper coupling 720 are flexible coupling, and flexible coupling is to the maximum extent
The influence between not coaxial is eliminated, may make standard torque sensor 20 and is occurred by school torque sensor 10 and left and right torque
Mechanism 300a, 300b carries out high-precision accurate docking, and then reduces control error and data processing error.Lower lotus root closes fluted disc
730, upper lotus root closes fluted disc 740 and middle lotus root closes fluted disc 750 as toothed disc type structure, has the characteristics that high intensity, tight convenient for connection
Gu connection coaxiality control is 0.05mm.
Torque sensor fast calibration device of the invention further include one be arranged in 100 side of rack for standard to be turned round
Square sensor 20 is moved to by school torque sensor 10 by the mating auxiliary machine of special tooling of school torque sensor detection station
Structure 800.Referring to Fig. 8, the mating auxiliary body 800 of special tooling include auxiliary stand 810, left and right attachment rail 820a, 820b with
And mobile pallet 830.Auxiliary stand 810 is arranged in the lower part of rack 100, left and right attachment rail 820a, 820b horizontal symmetrical
It is arranged in auxiliary stand 810 and is located at by the two sides of school torque sensor detection station, mobile 830 sliding configuration of pallet exists
On left and right attachment rail 820a, 820b, it is used to place standard torque sensor 20 or by school torque sensor 10, and will mark
Quasi- torque sensor 20 is transferred to standard torque sensing along left and right attachment rail 820a, 820b by school torque sensor 10
Device detection station or by school torque sensor detection station.
The course of work of torque sensor fast calibration device of the invention is as follows:
First pass through the mating auxiliary body 800 of special tooling by standard torque sensor 20 be mounted on lower lotus root close fluted disc 730 with
Middle lotus root closes and is formed by standard torque sensor detection station between fluted disc 750, then passes through the mating auxiliary machine of special tooling again
Structure 800 will be mounted on upper lotus root conjunction fluted disc 740 by school torque sensor 10 and middle lotus root closes and is formed by between fluted disc 750 by detrwisting square
Sensor detection station.Then, control upper and lower clamp system 600b, 600a to standard torque sensor 20, by school torque sensing
Device 10 is simultaneously clamped on, and prevents it from moving axially.Then, left and right torque generating mechanism 300a, 300b movement is controlled simultaneously
Certain torsion applied to lever arm 200, lever arm 200 is driven to be rotated, lever arm 200 by lower clamp system 600a, on
Clamp system 600b, sensor assembling assembly 700 drive standard torque sensor 20 and are synchronized by school torque sensor 10
Movement, at the same time, reads and compares standard torque sensor 20 and the torque value caused by school torque sensor 10, with
Judge whether testing requirements are met by school torque sensor 10.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (11)
1. a kind of torque sensor fast calibration device characterized by comprising
One rack；
One is arranged in the lower part of the rack and can be around the lever arm that center axis thereof is freely rotated；
The lower part of the rack is set and is located at the left and right torque generating mechanism of the lever arm two sides, the left and right torque
The push-and-pull output end of generating mechanism is connect with the both ends of the lever arm respectively；
One equalizer bar for being horizontally set on the top of the rack and sliding up and down along the vertical direction, the central axis of the equalizer bar
Line is overlapped with the central axis of the lever arm；
One be mounted on the rack and connect with the equalizer bar for driving the equalizer bar is upper along the vertical direction to glide
Dynamic equalizer bar driving mechanism；
One is fixedly mounted on the lower clamp system of the center position of the lever arm；
One is fixedly mounted on the center position of the equalizer bar and can horizontally rotate along the central axis of the equalizer bar
Upper clamping mechanism；
One is arranged in the sensor assembling assembly between the lower clamp system and upper clamping mechanism, the sensor assembling assembly
For being fixedly mounted between the lower clamp system and upper clamping mechanism by standard torque sensor and by school torque sensor,
It may make the standard torque sensor and the shape clamped by school torque sensor in the lower clamp system and upper clamping mechanism
Rotation is synchronized by lever arm driving under state；And
One PLC control system, the PLC control system respectively with the left and right torque generating mechanism, equalizer bar driving mechanism,
Lower clamp system, upper clamping mechanism and standard torque sensor are connected with by school torque sensor.
2. torque sensor fast calibration device as described in claim 1, which is characterized in that the rack includes pedestal, a left side
Column, right column and connecting cross beam, the left column, right column are respectively symmetrically vertically arranged in the top surface of the pedestal
Left and right side, the connecting cross beam is horizontally disposed and its both ends is connect with the upper end of the left column, right column respectively.
3. torque sensor fast calibration device as claimed in claim 2, which is characterized in that in the end face center of the pedestal
A lever arm rotating shaft support hole is offered at position, and a center axis thereof and the lever are provided with below the lever arm
The lever arm shaft that the central axis of arm is overlapped, the lever arm shaft are rotatably mounted at the lever by an at least bearing
In arm rotating shaft support hole, the arm pivoted upper end of lever is connect with the lever arm, so that the lever arm is around the thick stick
Lever arm shaft is freely rotated.
4. torque sensor fast calibration device as described in claim 1, which is characterized in that machine occurs for the left and right torque
Structure includes:
One end of one push-pull rod, the push-pull rod is rotatablely connected by one end of a rotary support and the lever arm；
One end of one planet ball-screw, the screw rod of the planet rolling lead screw is connect with the other end of the push-pull rod；
One is set in the drive socket on the outside of the nut of the planet rolling lead screw, and the transmission sleeve inner shaft is equipped with one and passes
Moving axis, one end of the transmission shaft and the nut of the planet rolling lead screw are affixed, after the other end is pierced by the drive socket
It is connect with a driven synchronous pulley；
One servo motor that the drive socket side is set and is connect with the PLC control system, the servo motor
Output shaft is connect by one speed reducer with an active synchronization belt wheel；
One is looped around the synchronous belt in the active synchronization belt wheel and driven synchronous pulley；And
One is arranged on the drive socket by mounting bracket and is set in the rolling spline set on the push-pull rod.
5. torque sensor fast calibration device as claimed in claim 4, which is characterized in that in the push-pull rod and rotation branch
A pull pressure sensor connecting with the PLC control system is provided between seat.
6. torque sensor fast calibration device as claimed in claim 2, which is characterized in that the equalizer bar driving mechanism packet
It includes:
Left and right slide rail on the vertically symmetrical medial surface that the left column, right column are set；
Left and right sliding block of the sliding configuration in the left and right slide rail, the left and right sliding block respectively with the equalizer bar
Both ends are affixed；
Left and right ball-screw in the left and right slide rail is set, the nut of the left and right ball-screw respectively with institute
It is affixed to state left and right sliding block, screw rod extends in the left and right slide rail along the vertical direction, the left and right ball-screw
The top surface of the left and right column is exposed in the upper end of screw rod, and lower end is close to the bottom surface of the left and right slide rail；
Left and right worm reduction gear on the top surface of the left and right column, the output end of the left and right worm reduction gear are set
It is connect respectively with the upper end of the screw rod of the left and right ball-screw；And
The one equalizer bar lifting driving motor for being arranged on the middle part of the connecting cross beam and being connect with the PLC control system,
The equalizer bar lifting driving motor is connected with the left and right worm reduction gear via a distributor by left and right drive rod respectively
It connects.
7. torque sensor fast calibration device as described in claim 1, which is characterized in that the lower clamp system and/or
Upper clamping mechanism is hydraulic contracting device.
8. torque sensor fast calibration device as described in claim 1, which is characterized in that the sensor assembling assembly packet
It includes:
One is fixedly mounted on the lower coupler on the top surface of the lower clamp system；
One is fixedly mounted on the upper coupling on the bottom surface of the upper clamping mechanism；
The one lower lotus root being fixedly mounted on the top surface of the lower coupler closes fluted disc；
The one upper lotus root being fixedly mounted on the bottom surface of the upper coupling closes fluted disc；And
One, which is located at the middle lotus root that the lower lotus root is closed between fluted disc and upper lotus root conjunction fluted disc, closes fluted disc, and the lower lotus root closes fluted disc and middle lotus root closes tooth
One is formed between disk for the standard torque sensor detection station of standard torque sensor to be fixedly mounted, the upper lotus root closes fluted disc
It is closed with middle lotus root and forms one between fluted disc for being fixedly mounted by school torque sensor by school torque sensor installation station.
9. torque sensor fast calibration device as claimed in claim 8, which is characterized in that the lower coupler, upper shaft coupling
Device is flexible coupling.
10. torque sensor fast calibration device as claimed in claim 8, which is characterized in that further include a setting described
Rack side is used to be transferred to the standard torque sensor inspection by the standard torque sensor or by school torque sensor
Survey station or the mating auxiliary body of special tooling by school torque sensor detection station.
11. torque sensor fast calibration device as claimed in claim 10, which is characterized in that the special tooling is mating auxiliary
The mechanism is helped to include:
One is arranged in the auxiliary stand of the frame lower；
Horizontal symmetrical is arranged in the auxiliary stand and is located at the left and right peace of standard torque sensor detection station two sides
Fill track；And
Mobile pallet of one sliding configuration on the left and right attachment rail, the mobile pallet are turned round for placing the standard
Square sensor is transferred to the standard by school torque sensor, and by the standard torque sensor or by school torque sensor
Torque sensor detection station or by school torque sensor detection station.
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| CN201910195435.9A CN109932127B (en) | 2019-03-14 | 2019-03-14 | Quick calibrating device of torque sensor |
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| CN201910195435.9A CN109932127B (en) | 2019-03-14 | 2019-03-14 | Quick calibrating device of torque sensor |
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| CN109932127B CN109932127B (en) | 2023-12-08 |
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| CN110243513A (en) * | 2019-06-28 | 2019-09-17 | 无锡双益精密机械有限公司 | Ball screw assembly, efficiency detection device |
| CN110595684A (en) * | 2019-10-21 | 2019-12-20 | 吉林大学 | Torque calibration device for linear motor loading |
| CN115046681A (en) * | 2022-07-18 | 2022-09-13 | 广州赛宝计量检测中心服务有限公司 | Dynamic torque sensor calibration system |
| CN117030085A (en) * | 2023-09-27 | 2023-11-10 | 苏州市计量测试院 | Lever type large torque tester |
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| CN117030085B (en) * | 2023-09-27 | 2024-02-06 | 苏州市计量测试院 | Lever type large torque tester |
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|---|---|
| CN109932127B (en) | 2023-12-08 |
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