CN100473963C - Electromechanical displacement type torque direct inspection controller - Google Patents
Electromechanical displacement type torque direct inspection controller Download PDFInfo
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- CN100473963C CN100473963C CNB2007100493600A CN200710049360A CN100473963C CN 100473963 C CN100473963 C CN 100473963C CN B2007100493600 A CNB2007100493600 A CN B2007100493600A CN 200710049360 A CN200710049360 A CN 200710049360A CN 100473963 C CN100473963 C CN 100473963C
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Abstract
An electromechanical displacement-type torque direct detection controller is provided, which relates to a torque detection device and solves the problems that the prior art fails to perform real-time and continuous detection of the change in load torque and has short service life. The device comprises a torquemeter and a torque information transporter. The torquemeter comprises a torque driving disc sheathed around a spline main shaft, a torque driving sleeve arranged on the torque driving disc, two oblique slots arranged respectively on the two radial facing surfaces of the torque driving sleeve at 45 degree angel, a precision compression spring arranged outside the spline main shaft, two pin shafts which are respectively arranged on the outer circumferential opposite surfaces of a ring groove-shaped spline housing outside the spline main shaft and which are inserted into the oblique slots, a detachable guide cylinder with a ring groove in the inner wall where the pins are inserted with the outer wall being connected with a driving module of the torque information transporter. The driving module is mechanically or electronically connected with the torque information transporter. The device is suitable for the torque detection and control signal output in various power machines.
Description
Technical field
The present invention relates to a kind of torque detecting apparatus, more particularly to one kind directly can perceive and measure torque information, and the electromechanical displacement type torque direct inspection controller of output control signal.
Background technology
Dynamic power machine transmission field with realizing, it is necessary to by the change information of moment of torsion particularly load torque come the size of control input moment of torsion, be automatically controlled, the phenomenon of reduction " low load with strong power ", to improve utilization rate of equipment and installations and energy conversion efficiency.Such as electric motor car, turbogenerator, gas-turbine, and need in Automated condtrol to realize lathe accurately controlled etc. using torque information.
In modern science and technology, the method for detection torque information has a lot, such as electromagnetic type, photo-electric, condenser type, resistance-strain type, electronic digital type, magnetoelasticity formula sensor.But most of sensors are all applied to the interim measurement to torque information, all there is use environment and the limited deficiency of service life.
The content of the invention
Present invention aim to address prior art exist can not the change of long-term detection load moment of torsion at any time, service life is limited the problem of, it is durable that offer one kind can be applicable various working environments, service life, can be with various dynamic power machine random arrangements, it can be used for a long time, the electromechanical displacement type torque direct inspection controller of the energy directly change of real-time perception torque information and output control signal.
The purpose of the present invention is realized by following technical proposals：
Electromechanical displacement type torque direct inspection controller, including torquemeter and connected torque information conveyer, the torquemeter includes coaxially being fixedly mounted to transmit the spline head short axle of dynamic torque, the torque drive disk being coaxially fixedly mounted with spline head short axle with line shaft；The edge of torque drive disk is set with the tilted slotted hole that 45 ° of oblique arc sides are formed respectively with pulling-off type torque drive jacket casing, 180 ° of two corresponding surface of radial direction of torque drive jacket casing using tenon riveting locking structure；It is provided with the center hub of torque drive disk on spline spindle, the front end shaft shoulder of spline spindle, is provided with the external splines in the middle part of the spring bearing housing can be driven and be servo-actuated, spline spindle and the ring groove shape spline housing that can be moved axially is installed；Accurate compression spring is installed, its one end is embedded in the annular slot of spring bearing housing in ring groove shape spline housing, the other end is embedded to be sleeved in the locating ring on ring groove shape spline housing positioned at spline spindle postmedian；Each one of pin short axle is formed respectively with the outer wall circumference opposite face of ring groove shape spline housing, pin short axle is assigned into the tilted slotted hole of torque drive jacket casing respectively；Have in pin short axle in pin, the annular groove of pin insertion pulling-off type guide cylinder inwall, the outer wall of pulling-off type guide cylinder couples with torque information conveyer drive block, and torque information conveyer drive block couples with torque information conveyer.
Spline head short axle can be fixedly mounted by shaft coupling and line shaft, output spline head short axle is provided with spline spindle, with output torque driving load.
The torque information conveyer includes primary electrode and the insulation framework coupled with torque information conveyer drive block, the level electrode skeleton of outer shroud last time of primary electrode, second unit of the secondary electrode skeleton provided with two groups of adjustable dismounting of retreating：Connect electric partition by secondary receiving electrode outer box, inner box, secondary power connecting sheet, secondary and constituted, secondary power connecting sheet and secondary electrical partition interval overlapping are placed in above-mentioned each box, are compressed and coupled with compression spring, positioning compression cover plate.
The torque information conveyer includes armature guide rod, the bogie that one end couples with torque information conveyer drive block, armature guide rod, the other end connection of bogie are installed on the intraskeletal armature of primary coil, secondary coil, magnetic shielding cylinder is provided with by primary and secondary coil integrally closed, it is installed in the housing of skeleton, two groups of oscillators are primary, oscillator is secondary, circuit board is respectively arranged in housing, respectively supporting two groups of two-stage types solenoid type direct current differential transformer.
What the primary coil was connected has differential oscillating circuit, and what secondary coil was connected has multi-resonant oscillating circuit；Differential oscillating circuit includes the first diode, second diode, 4th electric capacity, 5th electric capacity, the two ends of primary coil are parallel with shunt resistance, one end of shunt resistance and one end of the 8th resistance, one end of 4th electric capacity, the negative terminal connection of first diode, one end of the other end of shunt resistance and the 9th resistance, one end of 5th electric capacity, one end connection of second diode, the other end of 8th resistance, the other end of 4th electric capacity, the other end of 9th resistance, it is connected after the other end of 5th electric capacity is in parallel with one end of the tenth resistance, the anode of second diode connects primary coil one end of transformer, the anode of first diode connects the primary coil other end of transformer, the centre tap of the primary coil of the other end connection transformer of tenth resistance；Multi-resonant oscillating circuit includes first resistor, second resistance, 3rd resistor, 4th resistance, first resistor, the two ends of secondary coil, first resistor are parallel to after second resistance series connection, the connection end of second resistance and the base stage of the first triode, one end connection of second electric capacity, the emitter stage of the first triode passes through the 6th resistance and the 5th resistance, one end of the connection end connection of 7th resistance, the colelctor electrode of the first triode and the second coil, one end of first electric capacity, one end connection of 3rd electric capacity, 3rd resistor, the two ends of secondary coil, 3rd resistor are parallel to after 4th resistant series, the connection end of 4th resistance and the base stage of the second triode, the other end of the other end connection of first electric capacity, the other end of the resistance of connection the 7th of the second triode, the colelctor electrode of the second triode and the second electric capacity, the other end of 3rd electric capacity, the other end connection of second coil, the centre tap and first resistor of the second coil, the connection end connection of 3rd resistor, the other end and second resistance of the 5th resistance, the connection end connection of 4th resistance, is connected with the second coil by the first coil of iron core coupling and the secondary coil of transformer.
Also include being arranged at the overall lower end fulcrum bearing of lower support, and the thrust ball bearing and deep groove ball bearing for being arranged on taper roll bearing on the outside of spline head short axle, being arranged on the outside of spline spindle head and end.
Using circulating or injecting oil lubricating, realized by circulation oil filler point, drain oil, ring groove shape spline housing oil transportation hole, guide cylinder spiral oil duct.
The length of the tilted slotted hole of the accurate compression spring and torque drive jacket casing, by setting governing series the need for controlling matching, by 5, the multiples of 6,7,8 millimeters of sections sets.
Tipping has tipping on temperature-compensation circuit, secondary coil output loop to have low-pass filter circuit in the primary coil loops.
The thickness of the secondary power connecting sheet and secondary electrical partition is 1 millimeter.
The present invention is coupled spline head short axle with the output shaft of engine, motor or other rotating power sources by parts such as shaft couplings, the propeller shaft couplings of the loads such as spline head short axle and speed changer will be exported, the power that tilted slotted hole on torque drive jacket casing is placed a torque on passes to the driven and follower structure being made up of pin short axle, ring groove shape spline housing, accurate compression spring, spring bearing housing, spline spindle, is then applied on spline spindle；And the resistance torque of load side is through exporting spline head short axle, feedback is transmitted to pin short axle, the kinematic constraint of pin short axle and ring groove shape spline housing by 45 ° of tilted slotted holes, it is allowed in tilted slotted hole and the displacement that slides axially is produced on spline, so that accurate compression spring is by compression, accurate compression spring is changed by the stroke of compression, torquemeter drive block can be made to respond therewith, so as to send torque information to torque information conveyer, the mechanical trip change information converted by change in torque detected on torquemeter is converted into electric signal by torque information conveyer again, go to control the output size of dynamic torque to be input to electronic control part (without display and statement in the present invention) as control signal；And dynamic torque is passed to after spline spindle, the output spline head short axle through being fixedly mounted with spline spindle is transported to the loads such as speed changer, pin short axle makes guiding pin make radial rotary in guide cylinder inner groove, meanwhile, driven and follower structure also rotating Vortex.
It can be seen that, using the present invention of said structure, while not influenceing dynamic torque to transmit, dynamic torque and load torque information can be picked up, and compare both sizes by mechanical structure, its size is converted into the spring-compressed stroke in mechanical structure, pass through the change of spring-compressed stroke again, the size of dynamic torque and load torque is converted into electric signal output, the output size that electronic control part goes to adjust and controls dynamic torque is input to as control signal, so as to realize the direct detection and control of moment of torsion, and while detection, the transmission and work of dynamic torque are not influenceed, it can control in real time, configure for a long time between power and load with machine run, it is long with service life, the advantage that can be monitored and controlled in real time.It present invention can be suitably applied in the dynamic power machine of various rotation output torques as moment of torsion detection and output control signal.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 be in Fig. 1 A-A to schematic cross-sectional view；
Fig. 3 is the schematic diagram of the tilted slotted hole on torque drive jacket casing in the present invention；
Fig. 4 is the structural representation of torque information conveyer；
Fig. 5 is the structural representation of ceiling shape torque information conveyer；
Fig. 6 is the structural representation of semicircle torque information conveyer；
Fig. 7 is the structural representation of torque information conveyer；
Fig. 8 is the structural representation of direct current differential transformer type torque information conveyer；
Fig. 9 is the circuit diagram of direct current differential transformer type torque information conveyer；
Figure 10 is the schematic diagram of torquemeter in the present invention；
Label in figure, 1- 1. spline head short axle, 1- 2. input axle sleeve, 1- 3. taper roll bearing, 1- 4. bearing ring washer, 1- 5. rubber oil sea, 1- 6. 7. spline spindle, 1- export spline head short axle, 1- 8. deep groove ball bearing, 1- 9. screw thread locking circle, 1- 10. back-up ring, 1-
Rubber oil sea, 1-
Ring groove shape spline housing, 1-
Accurate compression spring, 1-Spring positioning ring, 1-
Spring adjusting screw, 1-
Spring bearing housing, 1-
Thrust ball bearing, 1-
Torquemeter drive plate, 1-
Pulling-off type torque drive set, 1-
Screw thread locking circle, 1-
Back-up ring, 1-
Drive sleeve termination locating ring, 1-
Drive sleeve connection column pin hole, 1-
Ring groove shape spline housing pin short axle, 1-
Pin short axle slip ring, 1-
Guide cylinder pin, 1-
Pin slip ring, 1-
Pulling-off type guide cylinder, 1-Guide cylinder connection column pin hole, 1-
Torquemeter housing, 1-
Machine oil hand-hole, 1-
Oil pan, 1-
Drain oil, 1-Ring groove shape spline housing oil transportation hole, 1-
Guide cylinder spiral oil duct, 1-
Torque drive set pin frame, 1-
Guide cylinder pin frame, 1-
Torque information conveyer drive block, 1-
Torquemeter upper-lower casing connected spacer, 1-
Torque information conveyer room cover plate, 1-
Torquemeter upper-lower casing coupling bolt hole, 1-Torque output spline head mends circle, 1-
Output end axle sleeve, 1-
The lower end fulcrum bearing of torquemeter, 1-
Fulcrum bearing coupling bolt hole, 1-
Torque input end pivot pin key, 1-Torque input end shaft coupling, 1-
Coupling bolt one, 1-
Torque output shaft pin key, 1-
Torque output shaft coupling, 1-
Coupling bolt two, 1-
Torque information conveyer, 2- 1. primary receiving electrode, 2- 2. primary insulation body skeleton, 2- 3. secondary insulation skeleton, 2- 4. secondary receiving electrode outer box, 2- 5. secondary inner box, 2- 6. secondary power connecting sheet, 2- 7. compression spring, 2- 8. secondary meets electric partition, 2- 9. positioning compression cover plate, 2- 10. primary terminal screw, 2-
Torque information transmission range lead-out wire, 3- 1. primary coil, 3- 2. secondary coil, 3- 3. armature, 3- 4. oscillator is primary, 5. oscillator is secondary by 3-, 3- 6. circuit board, 3- 7. connector socket, 3- 8. armature guide rod, 3- 9. bogie, 3- 10. rolling bearing, 3-
Torquemeter drive block, 3-
Magnetic shielding cylinder, 3-
Skeleton shell, 3-
Insulation spacer.
Embodiment
With reference to concrete example and accompanying drawing, the present invention is further illustrated.
Embodiment 1：As depicted in figs. 1 and 2, electromechanical displacement type torque direct inspection controller includes torquemeter and the torque information conveyer 1- for being arranged on torquemeter top and being attached thereto
Torquemeter includes being coaxially fixedly mounted with line shaft transmitting the spline head short axle 1 of dynamic torque-1., and the outboard end of spline head short axle 1-1. is connected with shaft coupling 1-
Medial extremity be coaxially installed with torque drive disk 1-
；Torque drive disk 1-
Edge pulling-off type torque drive jacket casing 1- is set with using tenon riveting locking structure
, torque drive jacket casing 1-
180 ° of two corresponding surface of radial direction on be formed respectively with the tilted slotted hole (as shown in Figure 3) on 45 ° of oblique arc sides；Torque drive disk 1-
Center hub in spline spindle 1-6. is installed, on the front end shaft shoulder of spline spindle 1-6., be provided with can be driven and servo-actuated spring bearing housing 1-
, be provided with the external splines at the middle part of spline spindle 1-6. the ring groove shape spline housing 1 that can move axially-
；Ring groove shape spline housing 1-Inside be provided with accurate compression spring 1-
, its one end embed spring bearing housing 1-
Annular slot in, the other end embed be sleeved on positioned at the postmedian of spline spindle 1-6. ring groove shape spline housing 1-On locating ring 1-
It is interior, by screw 1-Adjust pretightning force.Spring bearing housing 1-Annular slot and ring groove shape spline housing 1-
On locating ring 1
, the supporting replacing part changed as spring wire diameter.
The accurate compression spring 1-
With torque drive jacket casing 1-
Tilted slotted hole length, by setting governing series the need for controlling matching, can by 5, the multiples of 6,7,8 millimeters of sections sets.
Ring groove shape spline housing 1-Outer wall circumference opposite face on be formed respectively with pin short axle 1-
Each one, pin short axle 1-
Torque drive jacket casing 1- is assigned into respectivelyTilted slotted hole in；Pin short axle 1
Inside have pin 1-
, pin 1-
Insertion pulling-off type guide cylinder 1-The annular groove 1 of inwall-
It is interior, pulling-off type guide cylinder 1-Outer wall and torque information conveyer drive block 1-
Connection, torque information conveyer drive block 1-With torque information conveyer 1-
Connection.
Pin short axle 1-
, ring groove shape spline housing 1-
, accurate compression spring 1-
, spring bearing housing 1-
, spline spindle 1-
Constitute driven and follower structure.
Torque information conveyer drive block 1-
, pulling-off type guide cylinder 1-
, pin 1-
Constitute follower structure.
Accurate compression spring 1-
It is core elastic sensing element, it is desirable to be the material with high elastic limit using high micro- flow shape, carries out accurate making.To the service load of the spring, then with to matching power source machine model machine, make bench test or it is accurate calculate, detect or calculate the minimum and maximum torque value in external characteristics, be used as the service load parameter of spring.
Torquemeter overall structure by be arranged at the overall lower end fulcrum bearing 1 of lower support-
Couple installation with support, the axially and radially locating of driving member, support by be arranged on the outside of spline head short axle 1-1. taper roll bearing 1-3., be arranged on the outside of the head and end of spline spindle 1-6. thrust ball bearing 1-
Realized with deep groove ball bearing 1-8., using circulating or injection oil lubricating, by circulation oil filler point 1-Drain oil 1-, ring groove shape spline housing oil transportation hole 1-, guide cylinder spiral oil duct 1-
To realize.
The physical dimension of torquemeter, by the power or general power of power source machine, with 5 horsepowers (kilowatt) or 50 horsepowers (kilowatts) for basic grade, incrementally divides several series and grade, the need for being conducive to structural mechanics, designs accessory.But entire outer diameter should be substantially corresponding to the shell sizes of matched clutch or speed changer etc., is conducive to coupling installation at grade.
In the present embodiment, torque information conveyer 1-
As shown in Figure 4, Figure 5, be ceiling type, including with torque information conveyer drive block 1-
The primary electrode 2 of connection-1. and insulation framework 2-2., the level electrode skeleton 2 of outer shroud last time of primary electrode 2-1.-3., secondary electrode skeleton 2-3. provided with two groups of adjustable second units dismounted of retreating：8. it is made up of secondary receiving electrode outer box 2-4., inner box 2-5., secondary power connecting sheet 2-6., secondary connects electric partition 2-, secondary pole power connecting sheet 2-6. with secondary electrical partition 2-is 8. spaced overlapping and is placed in above-mentioned each box, and with compression spring 2 ,-7., positioning compression cover plate 2-is 9. compressed and coupled.10. primary terminal screw 2- connects primary, torque information transmission range lead-out wire 2-Connect range measurement.The thickness of secondary pole power connecting sheet 2-6. and secondary electrical partition 2-8. is 1 millimeter, make accurate, it is another during installation be 0.2 with thickness, 0.4,0.6,0.8 millimeter of pad, be used as the starting sheet (as shown in Figure 7) of every group of 0.2 millimeter of increase, every group of 0.2 millimeter of dislocation of formation.
Torque information conveyer 1-To the model machine of the power source machine matched, bench test or accurate calculating should be made.The peak power torque value on the peak power torque value in power source machine external characteristics, and each setting level segment is detected, then detects the power torque value on the speed stages at different levels per progressive cutoff (power-off), the basic deferent segment of enough power should be remained with.By the minimal torque value detected, after the average value for reducing the decline of progressive cutoff (power-off) moment of torsion, its surplus value is used as accurate compression spring 1-Pretightning force.By the gradient power torque value detected, control parameter is detected as the bench of torque information conveyer.
The operation principle of the present invention is as shown in Figure 10.
By the dynamic torque of the outputs such as engine, motor, it is set as applying power F to the A points perpendicular to rotary shaft1, and the resistance torque of load is set as applying resistance F perpendicular to B points2.2 points of A, B are fixed stress point, two power it is equal in magnitude, in the opposite direction.Connect F1、F2Two component axles intersect A, B at 0 point, and correspondence angle is 45 °, then 0 point be two power equalization point (as shown in Figure 10).Work as F1Increase as F1', F2It is constant, and 45° angle constitute hypotenuse axle intersect in x-axis 0 ', then 0 and 0 ' produce displacement L, i.e. L be F1' and F2The difference of two power.Work as F2Increase as F2', F1It is constant, then similarly.
According to the transport phenomenon of above power, using on power transmission shaft by radial drive pressure and overcome the counter-force of resistance, and two 45° angle between power hypotenuse axle on the partial pressure that produces and point counter-force phenomenon, on two arc surfaces that power transmission shaft divides radius equally, the tilted slotted hole (as shown in Figure 3) of two 45 ° of hypotenuses is made by rule illustrated above.Using guiding mechanism, the partial pressure on inclined shaft and a point counter-force are directed to x-axis to pressure and counter-force.With the accurate compression spring 1- of cylindrical screw structure
Make sensing element, directly detect the size variation of two power to accurate compression spring 1-
The compression range L of generation, range L are exactly the feedback information of two power size variations.
Below by taking electric motor car as an example, illustrate the course of work of the present invention.
In use, fractional electric motor number platform will be set, by final drive shaft by total output moment of torsion, through torque input end shaft coupling 1- using automatic clutch mechanism and final drive shaft in parallel or seriesIt is conveyed to the transmission mechanism of the spline head short axle 1 of torque input end -1..By torque drive jacket casing 1-
On 45 ° of tilted slotted holes, by torsional forces pass to pin short axle 1-
, and driven and follower structure is to spline spindle 1-6..Again by output spline head short axle 1-7., dynamic torque is conveyed to the Working mechanisms such as speed changer.Pin short axle 1
Make guiding pin 1-
Make radial rotary in guide cylinder inner groove.Driven, servo-actuated and drive mechanism is also while rotating Vortex.
The driving pressure of dynamic torque is exported by motor etc., through transmission mechanisms such as speed changers, wheel rolling traveling is passed to.The counter-force that wheels travel overcomes the size of resistive torque and produced, through more than series transmission mechanism, feedback be transmitted to pin short axle 1-
.Pin short axle 1-
With ring groove shape spline housing 1-
By the kinematic constraint of 45 ° of tilted slotted holes, be allowed in tilted slotted hole and spline on produce and slide axially displacement, and make accurate compression spring 1-
Compression.Meanwhile, pin 1-
Drive pulling-off type guide cylinder 1-
And with pulling-off type guide cylinder 1-
Outer wall connection torque information conveyer drive block 1-
It is in axial sliding.
Torque information conveyer 1-
In, with torque information conveyer drive block 1-
Primary receiving electrode 2-1. reciprocate therewith.The torque data gone out according to progressive cutoff (power-off) testing inspection, secondary power connecting sheet 2-6. by experiment cutoff (power-off) order or stroke section job order, make gradient segmentation line (as shown in Figure 7).It is normal open electrical connection to the secondary group of regression journey, it is normal off electrical connection to enter the secondary group of stroke.
When primary receiving electrode 2-be 1. moved in certain section, make it is secondary produce break-make electrical phenomena, the phenomenon is used as the accessory involved by instruction control to carry out motion or switch motion.
In the present embodiment, torque information conveyer 1-
Semicircle as shown in Figure 6 can also be used, (increase receiving electrode) is used to adapt to control more than six level segments.
Embodiment 2：The structure of torquemeter such as embodiment 1, torque information conveyer 1-Using electric connection mode, to adapt to match with computer or electronic control unit, Comprehensive Control is carried out.
As shown in figure 8, torque information conveyer 1-
Including one end and torque information conveyer drive block 1
The armature guide rod 3 of connection-8., bogie 3-9., the other end connection of armature guide rod 3-8., bogie 3-9. are installed on the intraskeletal armature 3 of primary coil 3-1., secondary coil 3-2.-8., be provided with magnetic shielding cylinder 3-
By primary and secondary coil integrally closed, be installed on the housing 3 of skeleton-
It is interior, two groups of oscillator primary 3-4., two groups of oscillator secondary 3-5., two groups of circuit boards 3-be 6. respectively arranged in housing 3-
It is interior, the supporting two groups of two-stage types solenoid type direct current differential transformer of difference.
As shown in figure 9, primary coil 3-1. connect have a differential oscillating circuit, secondary coil 3-2. connect has multi-resonant oscillating circuit；Differential oscillating circuit includes the first diode D1, the second diode D2, the 4th electric capacity C4, the 5th electric capacity C5, and the two ends of primary coil 3-1. are parallel with shunt resistance RL, shunt resistance RLOne end be connected with the negative terminal of the 8th resistance R8 one end, the 4th electric capacity C4 one end, the first diode D1, shunt resistance RLThe other end be connected with one end of the 9th resistance R9 one end, the 5th electric capacity C5 one end, the second diode D2, the 8th resistance R8 other end, the 4th electric capacity C4 other end, the 9th resistance R9 other end, the 5th electric capacity C5 the other end it is in parallel after with the tenth resistance RTOne end connection, the second diode D2 anode connection transformer T primary coil one end, the first diode D1 anode connection transformer T primary coil other end, the tenth resistance RTOther end connection transformer T primary coil centre tap；Multi-resonant oscillating circuit includes first resistor R1, second resistance R2, 3rd resistor R3, 4th resistance R4, first resistor R1, the two ends of secondary coil 3-2., first resistor R1 are parallel to after second resistance R2 series connection, second resistance R2 connection end and the first triode BG1 base stage, second electric capacity C2 one end connection, the first triode BG1 emitter stage passes through the 6th resistance R6 and the 5th resistance R5, 7th resistance R7 connection end connection, the first triode BG1 colelctor electrode and the second coil LB one end, first electric capacity C1 one end, 3rd electric capacity C3 one end connection, 3rd resistor R3, the two ends of secondary coil 3-2., 3rd resistor R3 are parallel to after 4th resistance R4 series connection, 4th resistance R4 connection end and the second triode BG2 base stage, first electric capacity C1 other end connection, the second triode BG2 resistance R7 of connection the 7th other end, the second triode BG2 colelctor electrode and the second electric capacity C2 other end, the 3rd electric capacity C3 other end, second coil LB other end connection, the second coil LB centre tap and first resistor R1, 3rd resistor R3 connection end connection, the 5th resistance the R5 other end and second resistance R2, 4th resistance R4 connection end connection, is connected with the second coil LB by the first coil LA of iron core coupling with transformer T secondary coil.
It is hinged with primary coil loops on temperature-compensation circuit, secondary output circuit and is hinged with low-pass filter circuit.To improve magnetic screening effect, electrostatic screen layer is set up.It is required that armature and magnetic shielding cylinder are made using permalloy class material.
Using the torque information conveyer of said structure, to electric current, voltage signal and the measurement produced by retreat two groups of inductance coils, displacements, doubleway output mode is used, implementation Comprehensive Control is matched with computer (electronic control unit).
In use, when torque information conveyer drive block 1-
Make the driving of armature guide rod 3-8. armature 3-8., retreat and reciprocate in primary and secondary coil rack.Differential transformer detects circuit, and the size variation of induced current will be produced in two groups of secondary coils, and the VD gradient signal obtained through measurement is conveyed to computer (or electronic control unit).Computer is tested the signal by cutoff (power-off), and the segmentation torque value detected does gradient programming in sections and combined with other signals, carries out Comprehensive Control.
Claims (8)
1st, electromechanical displacement type torque direct inspection controller, including torquemeter and connected torque information conveyer (1-), it is characterised in that：The torquemeter by be arranged at its underpart support its overall lower end fulcrum bearing (1-
) couple installation with support, including can coaxially it be fixedly mounted with line shaft to transmit the spline head short axle (1-1.) of dynamic torque, the torque drive disk that is coaxially fixedly mounted with spline head short axle (1-1.) (1-
), spline head short axle (1-1.) outside is provided with taper roll bearing (1-3.)；Torque drive disk (1-
) edge pulling-off type torque drive jacket casing (1- is set with using tenon riveting locking structure
), torque drive jacket casing (1-
) 180 ° of two corresponding surface of radial direction on be formed respectively with the tilted slotted hole on 45 ° of oblique arc sides；Torque drive disk (1-
) center hub in spline spindle (1-6.) is installed, on the front end shaft shoulder of spline spindle (1-6.), be provided with can be driven and servo-actuated spring bearing housing (1-
), be provided with the external splines in the middle part of spline spindle (1-6.) can move axially ring groove shape spline housing (1-
), be provided with the outside of spline spindle (1-6.) head and end thrust ball bearing (1-
) and deep groove ball bearing (1-8.)；Ring groove shape spline housing (1-
) in be provided with accurate compression spring (1-
), its one end embed spring bearing housing (1-
) annular slot in, the other end embed be sleeved on positioned at spline spindle (1-6.) postmedian ring groove shape spline housing (1-
) on locating ring (1-) in；Ring groove shape spline housing (1-) outer wall circumference opposite face on be formed respectively with pin short axle (1-) each one, pin short axle (1-
) torque drive jacket casing (1- is assigned into respectively
) tilted slotted hole in；Pin short axle (1-
) in have pin (1-), pin (1-
) insertion pulling-off type guide cylinder (1-) inwall annular groove (1-
) in, pulling-off type guide cylinder (1-
) outer wall and torque information conveyer drive block (1-
) connection, torque information conveyer drive block (1-) and torque information conveyer (1-
) connection.
2nd, electromechanical displacement type torque direct inspection controller as claimed in claim 1, it is characterised in that：The torque information conveyer (1-) include with torque information conveyer drive block (1-
) connection primary electrode (2-1.) and insulation framework (2-2.), the level electrode skeleton of outer shroud last time (2-3.) of primary electrode (2-1.), secondary electrode skeleton (2-3.) second units provided with two groups of adjustable dismounting of retreating：Electric partition (2-8.) is connect by secondary receiving electrode outer box (2-4.), inner box (2-5.), secondary power connecting sheet (2-6.), secondary to constitute, secondary power connecting sheet (2-6.) and secondary electrical partition (2-8.) interval overlapping is placed in above-mentioned each box, is compressed and is coupled with compression spring (2-7.), positioning compression cover plate (2-9.).
3rd, electromechanical displacement type torque direct inspection controller as claimed in claim 1, it is characterised in that：The torque information conveyer (1-) include one end and torque information conveyer drive block (1-
) the armature guide rod (3-8.) of connection, bogie (3-9.), armature guide rod (3-8.), the other end connection of bogie (3-9.) are installed on the intraskeletal armature (3-8.) of primary coil (3-1.), secondary coil (3-2.), be provided with magnetic shielding cylinder (3-
) by primary and secondary coil integrally closed, be installed on skeleton housing (3-
) in, two groups of oscillators primary (3-4.), two groups of oscillators secondary (3-5.), two groups of circuit boards (3-6.) be respectively arranged in housing (3-
) in, the supporting two groups of two-stage types solenoid type direct current differential transformer of difference.
4th, electromechanical displacement type torque direct inspection controller as claimed in claim 3, it is characterised in that：The primary coil (3-1.) connection has a differential oscillating circuit, and secondary coil (3-2.) connection has multi-resonant oscillating circuit；Differential oscillating circuit includes the first diode (D1), the second diode (D2), the 4th electric capacity (C4), the 5th electric capacity (C5), and the two ends of primary coil (3-1.) are parallel with shunt resistance (RL), shunt resistance (RL) one end be connected with the negative terminal of one end, one end of the 4th electric capacity (C4), the first diode (D1) of the 8th resistance (R8), shunt resistance (RL) the other end be connected with one end of one end, one end of the 5th electric capacity (C5), the second diode (D2) of the 9th resistance (R9), the other end of the 8th resistance (R8), the other end of the 4th electric capacity (C4), the other end of the 9th resistance (R9), the 5th electric capacity (C5) the other end it is in parallel after with the tenth resistance (RT) one end connection, primary coil one end of the anode connection transformer (T) of second diode (D2), the primary coil other end of the anode connection transformer (T) of first diode (D1), the tenth resistance (RT) the other end connection transformer (T) primary coil centre tap；Multi-resonant oscillating circuit includes first resistor (R1),Second resistance (R2),3rd resistor (R3),4th resistance (R4),First resistor (R1),The two ends of secondary coil (3-2.) are parallel to after second resistance (R2) series connection,First resistor (R1),The connection end of second resistance (R2) and the base stage of the first triode (BG1),One end connection of second electric capacity (C2),The emitter stage of first triode (BG1) passes through the 6th resistance (R6) and the 5th resistance (R5),The connection end connection of 7th resistance (R7),The colelctor electrode of first triode (BG1) and one end of the second coil (LB),One end of first electric capacity (C1),One end connection of 3rd electric capacity (C3),3rd resistor (R3),The two ends of secondary coil (3-2.) are parallel to after the series connection of 4th resistance (R4),3rd resistor (R3),The connection end of 4th resistance (R4) and the base stage of the second triode (BG2),The other end connection of first electric capacity (C1),The other end of the resistance (R7) of connection the 7th of second triode (BG2),The colelctor electrode of second triode (BG2) and the other end of the second electric capacity (C2),The other end of 3rd electric capacity (C3),The other end connection of second coil (LB),The centre tap of second coil (LB) and first resistor (R1),The connection end connection of 3rd resistor (R3),The other end of 5th resistance (R5) and second resistance (R2),The connection end connection of 4th resistance (R4),It is connected with the second coil (LB) by the first coil (LA) of iron core coupling with the secondary coil of transformer (T).
5th, electromechanical displacement type torque direct inspection controller as claimed in claim 1 or 2 or 3 or 4, it is characterised in that：Using circulate or injection oil lubricating, by circulation oil filler point (1-
), drain oil (1-
), ring groove shape spline housing oil transportation hole (1-
), guide cylinder spiral oil duct (1-
) realize.
6th, electromechanical displacement type torque direct inspection controller as claimed in claim 5, it is characterised in that：The accurate compression spring (1-) and torque drive jacket casing (1-
) tilted slotted hole length, by setting governing series the need for controlling matching, by 5, the multiples of 6,7,8 millimeters of sections sets.
7th, the electromechanical displacement type torque direct inspection controller as described in claim 3 or 4, it is characterised in that：Tipping has a temperature-compensation circuit on the primary coil (3-1.) loop, and tipping has low-pass filter circuit on secondary coil (3-2.) output loop.
8th, electromechanical displacement type torque direct inspection controller as claimed in claim 2, it is characterised in that：The thickness of the secondary power connecting sheet (2-6.) and secondary electrical partition (2-8.) is 1 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100493600A CN100473963C (en) | 2007-06-25 | 2007-06-25 | Electromechanical displacement type torque direct inspection controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100493600A CN100473963C (en) | 2007-06-25 | 2007-06-25 | Electromechanical displacement type torque direct inspection controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101105416A CN101105416A (en) | 2008-01-16 |
| CN100473963C true CN100473963C (en) | 2009-04-01 |
Family
ID=38999415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100493600A Active CN100473963C (en) | 2007-06-25 | 2007-06-25 | Electromechanical displacement type torque direct inspection controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100473963C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287458A (en) * | 2011-07-26 | 2011-12-21 | 王万年 | End tooth electromagnetic clutch |
| CN103389217B (en) * | 2012-05-08 | 2016-01-27 | 宝山钢铁股份有限公司 | Power station boiler air door driver torque detecting apparatus |
| CN102928142A (en) * | 2012-10-30 | 2013-02-13 | 福州天一同益电气有限公司 | Detection method and device used for detecting output torque of electric chassis car |
| CN112536581B (en) * | 2020-10-26 | 2022-09-02 | 北京动力机械研究所 | Shafting product assembly deformation control method based on pre-tightening force and torque relation |
| CN117825045B (en) * | 2024-02-26 | 2024-07-30 | 南京威慈德传动机械有限公司 | Synchronous detection device for high-torque coupling |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4503713A (en) * | 1982-04-22 | 1985-03-12 | Nippon Soken, Inc. | Dual sensitivity torque detector |
-
2007
- 2007-06-25 CN CNB2007100493600A patent/CN100473963C/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4503713A (en) * | 1982-04-22 | 1985-03-12 | Nippon Soken, Inc. | Dual sensitivity torque detector |
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| Publication number | Publication date |
|---|---|
| CN101105416A (en) | 2008-01-16 |
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