CN110006669A - A kind of continuous automatic impact test device of belt speed tire - Google Patents
A kind of continuous automatic impact test device of belt speed tire Download PDFInfo
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- CN110006669A CN110006669A CN201910423234.XA CN201910423234A CN110006669A CN 110006669 A CN110006669 A CN 110006669A CN 201910423234 A CN201910423234 A CN 201910423234A CN 110006669 A CN110006669 A CN 110006669A
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- 238000009863 impact test Methods 0.000 title claims abstract description 30
- 238000012360 testing method Methods 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000009527 percussion Methods 0.000 claims abstract description 29
- 230000035939 shock Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000001133 acceleration Effects 0.000 claims abstract description 6
- 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 description 41
- 238000010168 coupling process Methods 0.000 claims description 33
- 238000005859 coupling reaction Methods 0.000 claims description 33
- 230000008878 coupling Effects 0.000 claims description 25
- 238000004080 punching Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
It include: rack, wheel rim accelerator, tire percussion mechanism, shock testing device the present invention relates to a kind of continuous automatic impact test device of belt speed tire；On the basis of rack is fixed on facility floor by foundation bolt, wheel rim accelerator is fixed on the frame of rack side；The beater mechanism of tire percussion mechanism is fixed on the crossbeam of rack by bolt；The acceleration mechanism of tire percussion mechanism is fixed on the basis of facility floor by rack and foundation bolt；Shock testing device is fixedly mounted in ground base, positioned at the underface of the tire of tire percussion mechanism；Overall structure of the present invention is simple, and tire percussion mechanism realizes the bump and promotion of tire by brace and connecting rod framework, improves the working efficiency of impact；It realizes that tire quickly accelerates by wheel rim accelerated mode, is automatically separated when accelerating to complete by the axial force between two-wheeled, overcomes the problem of causing tire spindle to deform because of impact in impact process and can not normally connect.
Description
Technical field
The present invention relates to tire quick washing fields, and in particular to a kind of continuous automatic impact test device of belt speed tire.
Background technique
The tire percussion mechanism majority occurred above existing market is to accelerate or by tire and tire friction by electricity
The mode of magnetic is accelerated, and most of impact mode is realized by hydraulic way, and this tire impact mode accelerates slow and unstable
It is fixed, one-shot can only be carried out to tire every time, take time and effort, inefficiency；In order to improve the speed and stabilization of tire acceleration
Property and realize automatic multiple bump, therefore it is particularly important to develop a kind of continuous automatic impact test device of belt speed tire,
The percussion mechanism can be realized the quick and stable acceleration to tire, and can be realized to the quick continuous automatic of tire
Impact, it is easy to operate, work efficiency is high.
Summary of the invention
Quickly accelerate the present invention relates to a kind of tire and the experimental rig of the quick continuous auto impact of tire.
In order to achieve the above object, the technical solution adopted in the present invention is as follows:
A kind of continuous automatic impact test device of belt speed tire of the present invention, comprising: rack, wheel rim accelerator, tire punching
Hit device, shock testing device；On the basis of the rack is fixed on facility floor by foundation bolt, the wheel rim accelerator
It is fixed on the frame of the rack side；The beater mechanism of the tire percussion mechanism is fixed on described by bolt
On the crossbeam of rack；The acceleration mechanism of the tire percussion mechanism is fixed on facility floor basis by rack and foundation bolt
On；The shock testing device is fixedly mounted in ground base, positioned at the underface of the tire of the tire percussion mechanism.
Further, the rack includes: frame, and crossbeam, the frame is formed by high-intensitive square tubes soldering, before welding
Destressing processing prevents welding deformation, guarantees installation accuracy；The crossbeam is forged using high-intensitive steel alloy, by
Biggish impact force guarantees indeformable.
Further, the wheel rim accelerator includes: connecting plate, and linear guide pushes sliding block, motor I, lead screw, electricity
Machine II, yielding coupling, drive shaft, driving wheel, frames, support plate；The frames are fixed by foundation bolt
On the basis of facility floor；The support plate is weldingly fixed in the frames；The connecting plate is bolted on
The upper top surface of the frames；The linear guide Parallel Symmetric is mounted on top surface on the connecting plate；The lead screw installation
On the connecting plate；The motor I is connected by shaft coupling with the lead screw；The push sliding block lower end is mounted on described
In linear guide, intermediate position is mounted on the lead screw by screw；The pedestal of the motor II is mounted on institute by bolt
State top surface on push sliding block；One end of the yielding coupling is mounted on the output shaft of the motor II；The elasticity shaft coupling
Device uses elastic plug tooth-type coupler, and the identical semicircle of radius is made in the outer rim of two half-coupling flanges and the inner edge of housing
Connected in star is combined into column pin hole, and to be embedded in spring column pin, driving shaft half-coupling drives housing by spring column pin, and housing is logical
It crosses spring column pin and drives the rotation of driven shaft half-coupling, to transmit torque, there are big gaps in two half-couplinves, realize big
Axial displacement compensation；The drive shaft is nested in the support plate by linear bearing；The drive shaft and the bullet
The property shaft coupling other end is connected；The driving wheel is connected with the drive shaft；The driving wheel is mounted on the driving
On wheel shaft；Driving wheel side edge is machined with side in 30 degree of helical teeth, and teeth are arc-shaped, when the driving wheel
Outside axial force can be generated according to load distribution when the high speed rotation that is meshed with tire driving wheel；The driving wheel is in axis at this time
It is disengaged from automatically with tire driving wheel under the action of to power；When the wheel rim accelerator works, the rotation of motor I is driven
The lead screw rotation, the lead screw rotation drive push sliding block to move forward along the linear guide, the push sliding block band
Dynamic motor II, the motor II drive the drive shaft, and the drive shaft drives the driving wheel in the support plate
It is moved forward in linear bearing, until the driving wheel is meshed with clutch gear ring；The motor I stops operating at this time, simultaneously
The rotation of motor II drives the driving wheel rotation, and after the completion of the driving wheel accelerates, the motor II stops working, wheel
Tire driving wheel becomes drive wheel works described in active wheel drive, the axis that the driving wheel is decomposed in inertia force and engagement as driven wheel
It moving back under the action of to power along axis, motor I works at this time, and drive the driving wheel to move back, in starting moment, the elasticity connection
Axis device realizes the axis shift compensation of the driving wheel first, prevents axial impact, and the driving wheel leaves engagement, completes
It accelerates.
Further, the tire percussion mechanism, comprising: tire axis, tire driving wheel, tire, link block, impact push away
Bar, buffer spring, orientation barrel support hanging box, hanging box support frame, crank axle, crank, crank connecting link axis, crank connecting link, deceleration
Device, engine commutator, motor III, electric motor stand；On the basis of the electric motor stand is fixed on facility floor by foundation bolt, institute
It states motor III to be fixed on motor III, the engine commutator is fixed on the output shaft end of the motor III, described
Reducer input shaft end is connected by shaft coupling with the output shaft of the motor III, the crank axle by shaft coupling with it is described
The output shaft of retarder is connected, and the two side ends of the support hanging box are fixed on by bolt；The support hanging box weldering
It connects and is fixed on the hanging box support frame, the hanging box support frame is mounted by means of bolts on the crossbeam of the rack, institute
Crank is stated to be fixed on the crank axle；The crank connecting link hingedly fixes one by the crank connecting link axis and the crank
It rises, makes to form revolute pair between the crank and the crank connecting link；The impact push rod upper end is hingedly fixed in the crank
On connecting rod, shaft is mounted in the orientation barrel；The orientation barrel is weldingly fixed on the lower end surface of the support hanging box, described
Buffer spring is mounted on the tail end of the impact push rod, and the link block is fixed on the impact push rod by bolt
On the mounting hole of lower end；The tire axis is weldingly fixed in the mounting hole of the link block；The tire passes through shaft end ring
And round nut is mounted on the tire axis；The chassis of the tire driving wheel is fixed on the wheel of the tire by bolt
On hub, being machined at the lateral edge of the tire driving wheel with side is in 30 degree of helical teeth, and teeth are arc-shaped；The tire
When the work of percussion mechanism, the motor III rotation that is powered drives the input shaft rotation of the retarder, the retarder it is defeated
Shaft drives the crankshaft rotation, and the crank axle drives the crank to move in a circle around the crank axle, the song
Arbor drives the crank connecting link and the impact push rod is driven continuously to do straight line straight down in the orientation barrel indirectly
Movement, the impact push rod drive the link block to drive tire fast linear motion straight down, drive the wheel
Tire impacts on the shock-testing plate of the shock testing device；The crank moves to circumference around the crank axle at this time
Least significant end completes impact of the tire to impact test board, while the crank crosses the minimum point of circular motion after reforwarding
Dynamic, then the crank connecting link drives the impact push rod to drive the tire fast upward motion, returns to original state, institute
State crank and rotate 180 °, the tire completes primary vertical impact, the crank under the action of engine commutator not
Disconnected does positive and negative 180 ° of circular motion, the tire can be driven constantly to complete impact and promoted, to realize bump
The purpose of the shock-testing plate of the shock testing device.
Further, the shock testing device includes: impact pedestal, surge guard plate, shock-testing plate, support buffering
Spring, vertical load cell, horizontal load cell, horizon sensor fixing axle, vertical sensor fixing axle, limiting buffer
Spring；The impact pedestal is forged by high-intensitive resistance to deformation hard alloy steel, and pedestal surrounding is uniformly machined with multiple add
Strong floor, base end face are processed upward there are five boss hole, two side inner faces respectively process there are two boss hole, pass through lower margin spiral shell
Bolt is fixed on ground；The surge guard plate bottom surface is machined with multiple mounting holes, is welded on the impact pedestal
Upper side；The shock-testing plate is square plate, is process using Q235 steel plate, the detected coating of surface coating,
Lower end surface processing is there are five boss hole and the boss hole for impacting base end face are just corresponding, there are two two sides respectively process
Boss hole and the boss hole of the impact base side inner face are just corresponding, and end face is machined with multiple mounting holes and the punching thereon
The mounting hole for hitting protective plate lower end surface just corresponds to；The support buffer spring is welded on the impact bottom there are five its lower end altogether
In the boss hole of seat bottom surface；The vertical sensor fixing axle is mounted in the boss hole of the impact base end face；It is described perpendicular
There are five be fixed in the vertical sensor fixing axle straight load cell altogether；The horizon sensor fixing axle is shared
Four are mounted in the boss hole of the impact base side inner face；The limiting buffer spring is welded on the impact base side
In the boss hole of inner face；The horizontal load cell is fixed in the horizon sensor fixing axle；The impact
The support buffer spring in the boss hole of five boss holes of its lower end surface of test board and the impact base end face upward
Weld together, the limiting buffer spring is welded on one in the side inner face of two side boss hole and the impact pedestal
It rises, the mounting hole of the upper end is welded in the mounting hole of the bottom surface of the surge guard plate by spring；The tire impact
The downward Contact -impact of the tire of device generates the straight down and horizontal impact force punching at this time to the shock-testing plate
The vertical load cell can be pressed down against by hitting test board lower end surface, while the side end face of the shock-testing plate can squeeze institute
State horizontal load cell；The vertical load cell described at this time and the horizontal load cell collect horizontal and vertical impact
Power uploads to display, i.e. the numerical value acquisition of completion shock-testing.
Implement a kind of continuous automatic impact test device of belt speed tire of the present invention, the beneficial effect is that:
(1) using a kind of continuous automatic impact test device of belt speed tire of the present invention, overall structure is simple, tire impact dress
The bump and promotion that tire is realized by brace and connecting rod framework are set, automatization level is high, and it is time saving and energy saving, improve the work of impact
Make efficiency；
(2) present invention realizes that tire quickly accelerates by wheel rim accelerated mode using a kind of novel tire accelerator,
It is automatically separated when accelerating to complete by the axial force between two-wheeled, overcoming in impact process leads to tire spindle because of impact
The problem of deforming and can not normally connecting；
(3) present invention is realized using a kind of novel tire percussion mechanism, the shock testing device using spring connection
The acquisition of horizontal and vertical impact force can be achieved at the same time in floating measurement.
Detailed description of the invention
A kind of Fig. 1: general assembly drawing of the continuous automatic impact test device of belt speed tire of the present invention；
A kind of Fig. 2: rack construction figure of the continuous automatic impact test device of belt speed tire of the present invention；
Fig. 3: a kind of structure chart I of the wheel rim accelerator of the continuous automatic impact test device of belt speed tire of the present invention；
Fig. 4: a kind of structure chart II of the wheel rim accelerator of the continuous automatic impact test device of belt speed tire of the present invention；
A kind of Fig. 5: tire driving wheel structure figure of the continuous automatic impact test device of belt speed tire of the present invention；
Fig. 6: a kind of driving wheel of the continuous automatic impact test device of belt speed tire of the present invention is engaged with tire driving wheel
Figure；
A kind of Fig. 7: general assembly drawing of the tire percussion mechanism of the continuous automatic impact test device of belt speed tire of the present invention；
Fig. 8: a kind of Local map I of the tire percussion mechanism of the continuous automatic impact test device of belt speed tire of the present invention；
Fig. 9: a kind of Local map II of the tire percussion mechanism of the continuous automatic impact test device of belt speed tire of the present invention；
A kind of Figure 10: general assembly drawing of the shock testing device of the continuous automatic impact test device of belt speed tire of the present invention；
A kind of Figure 11: internal structure of the shock testing device of the continuous automatic impact test device of belt speed tire of the present invention
Figure；
A kind of Figure 12: Local map of the shock testing device of the continuous automatic impact test device of belt speed tire of the present invention；
In figure: 1- rack, 2- wheel rim accelerator, 3- tire percussion mechanism, 4- shock testing device, 11- frame, 12-
Crossbeam, 21- connecting plate, 22- linear guide, 23- push sliding block, 24- motor I, 25- lead screw, 26- motor II, 27- elasticity shaft coupling
Device, 28- drive shaft, 29- driving wheel, 30- frames, 301- support plate, 31- tire axis, 32- tire driving wheel, 33- wheel
Tire, 34- link block, 35- impact push rod, 36- buffer spring, 37- orientation barrel, 38- support hanging box, 39- hanging box support frame, 381-
Crank axle, 382- crank, 383- crank connecting link axis, 384- crank connecting link, 391- retarder, 392- engine commutator, 393- electricity
Machine III, 394- electric motor stand, 41- impact pedestal, 42- surge guard plate, 43- shock-testing plate, 44- support buffer spring, 45-
Vertical load cell, the horizontal load cell of 46-, 47- horizon sensor fixing axle, the vertical sensor fixing axle of 48-, 49-
Buffer spring.
Specific embodiment
The present invention is described further with reference to the accompanying drawing.
As shown in Fig. 1,2,3,4,5,6,7,8,9,10,11,12, a kind of continuous automatic impact test device of belt speed tire,
It include: rack 1, wheel rim accelerator 2, tire percussion mechanism 3, shock testing device 4；The rack 1 is solid by foundation bolt
It is scheduled on the basis of facility floor, the wheel rim accelerator 2 is fixed on the frame of 1 side of rack；The tire punching
The beater mechanism for hitting device 3 is fixed on the crossbeam of the rack 1 by bolt；The acceleration of the tire percussion mechanism 3
Mechanism is fixed on the basis of facility floor by rack and foundation bolt；The shock testing device 4 is fixedly mounted on ground base
On plinth, positioned at the underface of the tire of the tire percussion mechanism 3；The rack 1 includes: frame 11, crossbeam 12, the frame
11 are formed by high-intensitive square tubes soldering, and destressing processing prevents welding deformation before welding, and guarantee installation accuracy；The crossbeam 12
It is forged using high-intensitive steel alloy, indeformable by the guarantee of biggish impact force；
The wheel rim accelerator 2 includes: connecting plate 21, linear guide 22, pushes sliding block 23, motor I 24, lead screw 25,
Motor II 26, yielding coupling 27, drive shaft 28, driving wheel 29, frames 30, support plate 301；The frames 30
It is fixed on the basis of facility floor by foundation bolt；The support plate 301 is weldingly fixed in the frames 30；It is described
Connecting plate 21 is bolted on the upper top surface of the frames 30；22 Parallel Symmetric of linear guide is mounted on described
Top surface on connecting plate 21；The lead screw 25 is mounted on the connecting plate 21；The motor I 24 passes through shaft coupling and the lead screw
25 are connected；23 lower end of push sliding block is mounted in the linear guide 22, and intermediate position is mounted on described by screw
On lead screw 25；The pedestal of the motor II 26 is mounted on top surface on the push sliding block 23 by bolt；The yielding coupling
27 one end is mounted on the output shaft of the motor II 26；The yielding coupling 27 uses elastic plug tooth-type coupler,
The outer rim of two half-coupling flanges and the inner edge of housing are made the identical semi-circular recesses of radius and are combined into column pin hole, with insertion
Spring column pin, driving shaft half-coupling drive housing by spring column pin, and housing drives half shaft coupling of driven shaft by spring column pin
Section rotation, to transmit torque, there are big gaps in two half-couplinves, realize big axial displacement compensation；The drive shaft
28 are nested in the support plate 301 by linear bearing；The drive shaft 28 and 27 other end phase of yielding coupling
Connection；The driving wheel 29 is connected with the drive shaft 28；The driving wheel 29 is mounted on the drive shaft 28；Institute
It states and is machined at 29 lateral edge of driving wheel with side in 30 degree of helical teeth, teeth are arc-shaped, when the driving wheel 29 and wheel
Tire driving wheel 32 be meshed high speed rotation when outside axial force can be generated according to load distribution；The driving wheel 29 is in axis at this time
It is disengaged from automatically with tire driving wheel 32 under the action of to power；The tire percussion mechanism 3 includes: tire axis 31, and tire drives
Driving wheel 32, tire 33, link block 34 impact push rod 35, buffer spring 36, and orientation barrel 37 supports hanging box 38, hanging box support frame
39, crank axle 381, crank 382, crank connecting link axis 383, crank connecting link 384, retarder 391, engine commutator 392, motor III
393, electric motor stand 394；On the basis of the electric motor stand 394 is fixed on facility floor by foundation bolt, the motor III 393
It is fixed on motor III 393, the engine commutator 392 is fixed on the output shaft end of the motor III 393, described
391 input shaft end of retarder is connected by shaft coupling with the output shaft of the motor III 393, and the crank axle 381 passes through connection
Axis device is connected with the output shaft of the retarder 391, and the two side ends of the support hanging box 38 are fixed on by bolt；
The support hanging box 38 is weldingly fixed on the hanging box support frame 39, and the hanging box support frame 39 is mounted by means of bolts on
On the crossbeam of the rack 1, the crank 382 is fixed on the crank axle 381；The crank connecting link 384 passes through the song
Handle pitman shaft 383 is hingedly fixed together with the crank 382, turns formation between the crank 382 and the crank connecting link 384
Dynamic pair；35 upper end of impact push rod is hingedly fixed on the crank connecting link 384, and shaft is mounted on the orientation barrel 37
In；The orientation barrel 37 is weldingly fixed on the lower end surface of the support hanging box 38, and the buffer spring 36 is mounted on the impact
The tail end of push rod 35, the link block 34 are fixed on the mounting hole of the lower end of the impact push rod 35 by bolt；
The tire axis 31 is weldingly fixed in the mounting hole of the link block (34)；The tire 33 passes through shaft end ring and round nut
It is mounted on the tire axis 31；The chassis of the tire driving wheel 32 is fixed on the wheel hub of the tire 33 by bolt
On, being machined at the lateral edge of the tire driving wheel 32 with side is in 30 degree of helical teeth, and teeth are arc-shaped；The impact
Detection device 4 includes: impact pedestal 41, surge guard plate 42, shock-testing plate 43, support buffer spring 44, vertical dynamometry biography
Sensor 45, horizontal load cell 46, horizon sensor fixing axle 47, vertical sensor fixing axle 48, limiting buffer spring 49；
The impact pedestal 41 is forged by high-intensitive resistance to deformation hard alloy steel, and pedestal surrounding is uniformly machined with multiple ribs
Plate, base end face are processed upward there are five boss hole, two side inner faces respectively process there are two boss hole, pacified by foundation bolt
Dress fixes on the ground；42 bottom surface of surge guard plate is machined with multiple mounting holes, is welded on the impact pedestal 41
Upper side；The shock-testing plate 43 is square plate, is process using Q235 steel plate, the detected coating of surface coating,
Its lower end surface processing there are five boss hole with it is described impact 41 bottom surface of pedestal boss hole it is just corresponding, two sides are respectively machined with
Two boss holes and it is described impact 41 side inner face of pedestal boss hole it is just corresponding, thereon end face be machined with multiple mounting holes with
The mounting hole of 42 lower end surface of surge guard plate just corresponds to；The support buffer spring 44 is welded on there are five its lower end altogether
In the boss hole of impact 41 bottom surface of pedestal；The vertical sensor fixing axle 48 is mounted on impact 41 bottom surface of pedestal
In boss hole；There are five be fixed in the vertical sensor fixing axle 48 the vertical load cell 45 altogether；It is described
There are four be mounted in the boss hole of the impact 41 side inner face of pedestal altogether for horizon sensor fixing axle 47；The limiting buffer
Spring 49 is welded in the boss hole of the impact 41 side inner face of pedestal；The horizontal load cell 46 is fixed on institute
It states in horizon sensor fixing axle 47；Five boss holes of 43 its lower end surface of shock-testing plate and 41 bottom of impact pedestal
The support buffer spring 44 in face-up boss hole welds together, two side boss hole and the impact pedestal
The limiting buffer spring 49 welds together in 41 side inner face, and the mounting hole of the upper end is welded on the punching by spring
It hits in the mounting hole of the bottom surface of protective plate 42.
As shown in Fig. 1,2,3,4,5,6,7,8,9,10,11,12, a kind of continuous automatic impact test device of belt speed tire
Specific step is as follows for working method: by rack 1, wheel rim accelerator 2, tire percussion mechanism 3, shock testing device 4 by opposite
It is installed position；The wheel rim accelerator 2 is started to work, and the rotation of motor I 24 drives the lead screw 25 to rotate, described
The rotation of lead screw 25 drives push sliding block 23 to move forward along the linear guide 22；The push sliding block 23 drives motor II
26；The motor II 26 drives the drive shaft 28；The drive shaft 28 drives the driving wheel 29 in the support plate
It is moved forward in linear bearing on 301；Until the driving wheel 29 is meshed with clutch gear ring；Motor I 24 stops operating at this time；
The rotation of motor II 26 drives the driving wheel 29 to rotate；The driving wheel 29 accelerate after the completion of, tire driving wheel 32 by
Driven wheel becomes the work of clutch gear ring 29 described in active wheel drive, and the driving wheel 29 is under the action of inertia force and axial force
It is moved back along axis, motor I 24 works at this time, and the driving wheel 29 is driven to move back, and in starting moment, the yielding coupling 27 is first
The axis shift compensation for first realizing the driving wheel 29, prevents axial impact；The driving wheel 29 leaves engagement, completes to add
After speed movement, the tire percussion mechanism 3 is started to work, and the energization rotation of motor III 393 drives the input shaft of the retarder 391
The output shaft of rotation, the retarder 391 drives the crank axle 381 to rotate, and the crank axle 381 drives the crank 382
It moves in a circle around the crank axle 381, the crank axle 381 drives the crank connecting link 384 and drives the punching indirectly
It hits push rod 35 and does linear motion straight down in the orientation barrel 37, the impact push rod 35 drives the link block 34 i.e.
Told tire 33 fast linear motion straight down is driven, until the tire 33 impacts on the shock-testing plate 41, this
Shi Suoshu crank 382 moves to the least significant end of circumference around the crank axle 381, because tire is elastomeric objects, that is, reaches institute
The impact force of tire 33 is stated, the minimum point that can also make the crank 382 cross circular motion continues to move, and then the crank connects
Bar 384 drives the impact push rod 35 to drive 33 fast upward motion of tire, returns to original state；The crank 382
It makees tire 33 described in a half circular motion and completes one-shot test, the crank 382 is in the engine commutator 392
Positive and negative semi arch movement is done under help can be completed repeat impact movement, and the tire 33 of the tire percussion mechanism 3 impacts downwards
Horizontal and impact force straight down can be generated by touching the shock-testing plate 41, at this time 41 lower end of shock-testing plate
Face can be pressed down against the vertical load cell 45, while the side end face of the shock-testing plate 41 can squeeze the horizontal survey
Force snesor 46；The vertical load cell 45 described at this time and the horizontal load cell 46 can collect horizontal and vertical impact
Power uploads to display, i.e. completion shock-testing.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (5)
1. a kind of continuous automatic impact test device of belt speed tire characterized by comprising rack (1), wheel rim accelerator
(2), tire percussion mechanism (3), shock testing device (4)；The rack (1) is fixed on facility floor basis by foundation bolt
On, the wheel rim accelerator (2) is fixed on the frame of the rack (1) side；Tire percussion mechanism (3) rush
Mechanism is hit to be fixed on by bolt on the crossbeam of the rack (1)；The acceleration mechanism of the tire percussion mechanism (3) passes through
Rack and foundation bolt are fixed on the basis of facility floor；The shock testing device (4) is fixedly mounted in ground base, position
In the underface of the tire of the tire percussion mechanism (3).
2. a kind of continuous automatic impact test device of belt speed tire as described in claim 1, which is characterized in that the rack
It (1) include: frame (11), crossbeam (12), the frame (11) is formed by high-intensitive square tubes soldering, destressing processing before welding
Welding deformation is prevented, guarantees installation accuracy；The crossbeam (12) is forged using high-intensitive steel alloy, by biggish
Impact force guarantees indeformable.
3. a kind of continuous automatic impact test device of belt speed tire as described in claim 1, which is characterized in that the wheel rim adds
Speed variator (2) includes: connecting plate (21), and linear guide (22) pushes sliding block (23), motor I (24), lead screw (25), motor II
(26), yielding coupling (27), drive shaft (28), driving wheel (29), frames (30), support plate (301)；The support
Rack (30) is fixed on the basis of facility floor by foundation bolt；The support plate (301) is weldingly fixed on the support machine
On frame (30)；The connecting plate (21) is bolted on the upper top surface of the frames (30)；The linear guide
(22) Parallel Symmetric is mounted on top surface on the connecting plate (21)；The lead screw (25) is mounted on the connecting plate (21)；Institute
Motor I (24) is stated to be connected by shaft coupling with the lead screw (25)；Push sliding block (23) lower end is mounted on the straight line
On guide rail (22), intermediate position is mounted on the lead screw (25) by screw；The pedestal of the motor II (26) passes through bolt
It is mounted on top surface on the push sliding block (23)；One end of the yielding coupling (27) is mounted on the defeated of the motor II (26)
On shaft；The yielding coupling (27) uses elastic plug tooth-type coupler, the outer rim and housing of two half-coupling flanges
Inner edge the identical semi-circular recesses of radius be made be combined into column pin hole, to be embedded in spring column pin, driving shaft half-coupling passes through
Spring column pin drives housing, and housing drives driven shaft half-coupling to rotate by spring column pin, to transmit torque, two halves shaft coupling
There are big gaps in section, realize big axial displacement compensation；The drive shaft (28) is nested in described by linear bearing
In support plate (301)；The drive shaft (28) is connected with the yielding coupling (27) other end；The driving wheel (29)
It is connected with the drive shaft (28)；The driving wheel (29) is mounted on the drive shaft (28)；The driving wheel
(29) it is machined at lateral edge with side in 30 degree of helical teeth, teeth are arc-shaped, when the driving wheel (29) and tire are driven
Driving wheel (32) be meshed high speed rotation when outside axial force can be generated according to load distribution；The driving wheel (29) is in axis at this time
It is disengaged from automatically with tire driving wheel (32) under the action of to power；When the wheel rim accelerator (2) works, the motor I
(24) rotation drives lead screw (25) rotation, and lead screw (25) rotation drives push sliding block (23) along the linear guide
(22) it moves forward, the push sliding block (23) drives motor II (26), and the motor II (26) drives the drive shaft
(28), the drive shaft (28) drives the driving wheel (29) to move forward in linear bearing on the support plate (301),
Until the driving wheel (29) is meshed with clutch gear ring；The motor I (24) stops operating at this time, while the motor II
(26) rotation drives driving wheel (29) rotation, and after the completion of the driving wheel (29) accelerate, the motor II (26) stops
Work, tire driving wheel (32) become driving wheel described in active wheel drive (29) work as driven wheel, and the driving wheel (29) exists
It is moved back under the action of the axial force that inertia force and engagement are decomposed along axis, motor I (24) works at this time, drives the driving wheel
(29) it moves back, in starting moment, the yielding coupling (27) realizes the axis shift compensation of the driving wheel (29) first, prevents
Only there is axial impact, the driving wheel (29) leaves engagement, completes to accelerate.
4. a kind of continuous automatic impact test device of belt speed tire as described in claim 1, which is characterized in that the tire punching
Hitting device (3) includes: tire axis (31), tire driving wheel (32), tire (33), link block (34), impact push rod (35), buffering
Spring (36), orientation barrel (37) support hanging box (38), hanging box support frame (39), crank axle (381), crank (382), and crank connects
Bar axis (383), crank connecting link (384), retarder (391), engine commutator (392), motor III (393), electric motor stand
(394)；On the basis of the electric motor stand (394) is fixed on facility floor by foundation bolt, motor III (393) installation is solid
It is scheduled on motor III (393), the engine commutator (392) is fixed on the output shaft end of the motor III (393), described
Retarder (391) input shaft end is connected by shaft coupling with the output shaft of the motor III (393), the crank axle (381)
It is connected by shaft coupling with the output shaft of the retarder (391), and the support hanging box is fixed on by bolt
(38) two side ends；The support hanging box (38) is weldingly fixed on the hanging box support frame (39), the hanging box support frame
(39) it is mounted by means of bolts on the crossbeam of the rack (1), the crank (382) is fixed on the crank axle (381)
On；The crank connecting link (384) is hingedly fixed together by the crank connecting link axis (383) and the crank (382), is made described
Revolute pair is formed between crank (382) and the crank connecting link (384)；Impact push rod (35) upper end is hingedly fixed in described
On crank connecting link (384), shaft is mounted in the orientation barrel (37)；The orientation barrel (37) is weldingly fixed on the support
The lower end surface of hanging box (38), the buffer spring (36) are mounted on the tail end of impact push rod (35), the link block
(34) it is fixed on by bolt on the mounting hole of lower end of impact push rod (35)；The tire axis (31) is welded and fixed
In the mounting hole of the link block (34)；The tire (33) is mounted on the tire axis by shaft end ring and round nut
(31) on；The chassis of the tire driving wheel (32) is fixed on the wheel hub of the tire (33) by bolt, the wheel
Being machined at the lateral edge of tire driving wheel (32) with side is in 30 degree of helical teeth, and teeth are arc-shaped；The tire impact dress
When setting the work of (3), the motor III (393), which is powered, rotates the input shaft rotation for driving the retarder (391), the deceleration
The output shaft of device (391) drives crank axle (381) rotation, and the crank axle (381) drives the crank (382) around institute
It states crank axle (381) to move in a circle, the crank axle (381) drives the crank connecting link (384) and drives the punching indirectly
It hits push rod (35) and continuously does linear motion straight down in the orientation barrel (37), described in the impact push rod (35) drives
Link block (34) drives the tire (33) fast linear motion straight down, and the tire (33) is driven to impact the punching
It hits on the shock-testing plate (41) of detection device (4)；The crank (382) moves to circle around the crank axle (381) at this time
The least significant end in week completes impact of the tire (33) to impact test board (41), while the crank (382) crosses circumference fortune
Dynamic minimum point continues to move, and then the crank connecting link (384) drives the impact push rod (35) to drive the tire
(33) fast upward motion returns to original state, and the crank (382) rotates 180 °, and the tire (33) is completed once perpendicular
It flings and hits, the crank (382) constantly does positive and negative 180 ° of circular motion under the action of the engine commutator (392), i.e.,
The tire (33) can be driven constantly to complete impact and promoted, to realize shock testing device described in bump (4)
The purpose of shock-testing plate (41).
5. a kind of continuous automatic impact test device of belt speed tire as described in claim 1, which is characterized in that the impact inspection
Surveying device (4) includes: impact pedestal (41), and surge guard plate (42), shock-testing plate (43) supports buffer spring (44), perpendicular
Straight load cell (45), horizontal load cell (46), horizon sensor fixing axle (47), vertical sensor fixing axle
(48), limiting buffer spring (49)；The impact pedestal (41) is forged by high-intensitive resistance to deformation hard alloy steel, pedestal
Surrounding is uniformly machined with multiple deep floors, and base end face is processed upward there are five boss hole, and two side inner faces are respectively machined with
Two boss holes, are fixed on ground by foundation bolt；Surge guard plate (42) bottom surface is machined with multiple peaces
Hole is filled, the upper side of impact pedestal (41) is welded on；The shock-testing plate (43) is square plate, using Q235 steel plate
It is process, the detected coating of surface coating, there are five boss hole and impact pedestal (41) bottom surfaces for lower end surface processing
Boss hole just correspond to, two sides respectively process there are two boss hole and it is described impact pedestal (41) side inner face boss hole
It just corresponds to, end face is machined with multiple mounting holes thereon and the mounting hole of surge guard plate (42) lower end surface is just corresponding；
Support buffer spring (44) is welded in the boss hole of described impact pedestal (41) bottom surface altogether there are five its lower end；It is described perpendicular
The sensor fixing axle that direct transfers (48) is mounted in the boss hole of described impact pedestal (41) bottom surface；The vertical load cell (45)
There are five be fixed on the vertical sensor fixing axle (48) altogether；There are four the horizon sensor fixing axle (47) is total
It is mounted in the boss hole of impact pedestal (41) side inner face；The limiting buffer spring (49) is welded on the impact bottom
In the boss hole of seat (41) side inner face；The horizontal load cell (46) is fixed on the horizon sensor fixing axle
(47) on；The boss of five boss holes of its lower end surface of shock-testing plate (43) and described impact pedestal (41) bottom surface upward
The support buffer spring (44) in hole welds together, in the side of two side boss hole and impact pedestal (41)
The limiting buffer spring (49) welds together in end face, and the mounting hole of the upper end is welded on the surge guard by spring
In the mounting hole of the bottom surface of plate (42)；The tire (33) of the tire percussion mechanism (3) downwards Contact -impact to the impact
Test board (41) generates straight down and horizontal impact force, and shock-testing plate (41) lower end surface can be pressed down against at this time
The vertical load cell (45), while the side end face of the shock-testing plate (41) can squeeze the horizontal load cell
(46)；The vertical load cell (45) described at this time and the horizontal load cell (46) are collected on horizontal and vertical impact force
Pass to display, i.e. the numerical value acquisition of completion shock-testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423234.XA CN110006669A (en) | 2019-05-21 | 2019-05-21 | A kind of continuous automatic impact test device of belt speed tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423234.XA CN110006669A (en) | 2019-05-21 | 2019-05-21 | A kind of continuous automatic impact test device of belt speed tire |
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| Publication Number | Publication Date |
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| CN110006669A true CN110006669A (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910423234.XA Pending CN110006669A (en) | 2019-05-21 | 2019-05-21 | A kind of continuous automatic impact test device of belt speed tire |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112763408A (en) * | 2020-12-31 | 2021-05-07 | 浦江伟婷建材有限公司 | Automatic determination device and determination method for drying time of non-sticky tire of road marking paint |
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