CN109813616A - A kind of rubber-tyred quick washing testing machine - Google Patents
A kind of rubber-tyred quick washing testing machine Download PDFInfo
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- CN109813616A CN109813616A CN201910272397.2A CN201910272397A CN109813616A CN 109813616 A CN109813616 A CN 109813616A CN 201910272397 A CN201910272397 A CN 201910272397A CN 109813616 A CN109813616 A CN 109813616A
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- 238000005406 washing Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 88
- 238000009527 percussion Methods 0.000 claims abstract description 79
- 230000003139 buffering effect Effects 0.000 claims abstract description 68
- 230000008859 change Effects 0.000 claims abstract description 57
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Abstract
The present invention relates to a kind of rubber-tyred quick washing testing machines, it include: percussion mechanism, accelerator, lifting device, fixed ejection counter weight device, buffer unit and shock-testing platform, percussion mechanism includes multi-diameter shaft I, tire I and II, bearing I, support guide, straight spur gear I, accelerator includes speed change gear, splined shaft, shifting slide gear, shifting fork device, bracket I, motor I, lower and upper cabinet, bearing I I, III and IV, cone pulley I and II, input shaft I and II, Variable-Speed Ball, multi-diameter shaft II and III, bearing block I and II, straight spur gear II, bevel gear I and II, partial gear, crank, connection rod of gear shifting, speed change crank and small machine, lifting device includes crankshaft, connecting rod, telescopic rod and motor II, buffer unit includes buffering outer and inner shell, spring I, ball is gentle is punched through lid, and fixed ejection counter weight device includes clump weight, fixed ejector and bracket II, the advantage with flexible, quick speed change and promotion.
Description
Technical field
The present invention relates to shock machine field, a kind of tire impact and friction coating are concretely related to, to examine
Survey the device of coating property.
Background technique
Currently, in shock machine field, there are acceleration and to promote the time long, differs larger etc. with real impact situation
Disadvantage；In order to overcome these difficulties, the present invention provides a kind of tire as alluvium, speed change gear and gear as acceleration dress
It sets, using offset slider-crank mechanism as lifting device, launches counter weight device using chamfered edge pin and spring as fixed, utilize
Spring is as buffer unit, which, which has, quickly accelerates, and speed change accelerates, fast lifting, realizes preferably simulation aircraft landing
When to the beneficial effect of impact and the rubbing action of floor coating.
Summary of the invention
Problem to be solved by this invention is how to realize quick acceleration, and speed change accelerates, and fast lifting can be better
To the detection of the percussion of floor coating when simulation aircraft landing.
In order to achieve the above objectives, the technical solution adopted in the present invention is as follows:
A kind of rubber-tyred quick washing testing machine, comprising: percussion mechanism, lifting device, buffer unit, is consolidated accelerator
Surely counter weight device and shock-testing platform are launched；The intermediate cylindrical and the buffer unit in support guide in the percussion mechanism
In buffering inner casing be connected, in the accelerator straight spur gear I of shifting slide gear and the percussion mechanism engage, it is described
Speed change gear in accelerator is fixed on the ground by foundation bolt, and the lifting device passes through telescopic rod and the impact
The multi-diameter shaft I of device is connected, and the crankshaft in the lifting device is fixed on the ground by bearing block, the fixed ejection counterweight
Bracket II in device is connected by foundation bolt with ground, the intermediate fixed cylinder on the support guide in the percussion mechanism
Clump weight lower end in upper surface and the buffer unit is welded, cylinder wedge groove and institute on the clump weight in the buffer unit
The chamfered edge pin stated in fixed ejection counter weight device is fixed, and installation is coated with the test plate (panel) of detected coating on the shock-testing platform,
The shock-testing platform is mounted in the ground base immediately below the percussion mechanism with foundation bolt, and the percussion mechanism is fallen on
On the shock-testing platform, tire I and tire II are mutually impacted and are rubbed with the coating on the shock-testing platform, realize that detection applies
Expect shock proof intensity.Further, the percussion mechanism includes: multi-diameter shaft I, tire I, bearing I, support guide, straight-tooth circle
The one side of stud wheel I and tire II, the tire I are stopped by one side positioning of collar of the multi-diameter shaft I, another side with round nut
Mobile gasket carries out axial compression, circumferential to be connect by flat key with the multi-diameter shaft I；There are two the bearing I is total, and make side by side
With another side positioning of the one side multi-diameter shaft I collar of a bearing I, another described bearing I uses first on one side
The one side of the separate collar of a bearing I positions；The support guide raw material is a cuboid, and lower end is carried out rounding and is added
Work bores a circular through hole in the center point, and bore dia is equal with the race diameter of the bearing I, interference fit, and cylindrical hole
Width is equal with the width of two bearing Is, and the support guide upper end retains rectangular surfaces, welds two guide cylinders and one
Root fixes cylinder, and two guide cylinders are in two outsides, and centre is fixed cylinder, and fixed cylinder is entire fixation at a distance from upper end
Escape at one, groove width and the interference of groove depth Ying Buyu assembly wrench are cut at 1st/20th of cylinder, the upper surface of slot is with fixation
The axis of cylinder is axis, straight up every the guide cylinder in 90 ° of brills, one light through-hole, the support guide；The straight-tooth circle
Stud wheel I diameter is greater than the support guide lower end semicircle column diameter, prevent shifting slide gear in the accelerator with it is described
Support guide interference, the straight spur gear I carry out axially position by axle sleeve, and the other end of axle sleeve is fixed with the bearing I
Position, the straight spur gear I are connect by flat key with the multi-diameter shaft I, and circumferentially positioned, the straight spur gear I is carried out
Surface periodically applies high viscosity lubricating grease；The tire II carries out axially position by axle sleeve, and the other end of axle sleeve passes through described straight
The other end of tooth roller gear I positions, and the other end of the tire II is compressed by round nut and locked spacer, the tire II
It is connect, is carried out circumferentially positioned with the multi-diameter shaft I by flat key；When the straight spur gear I is started turning, the bracket
Guide rod is fixed, and the multi-diameter shaft I drives the tire I and tire II rotation.
Further, the accelerator includes: speed change gear, splined shaft, shifting slide gear, shifting fork device, bracket I and electricity
Machine I, the shifting fork device include: shift fork, sliding connecting rod, sliding crank and sliding motor, the speed change gear foundation bolt
It is connected with ground, the transmission output shaft processes splined shaft, and the splined section on the splined shaft is located at the change
Outside speed variator；The shifting slide gear is mounted at the splined section on the splined shaft, and the shifting slide gear surface periodically applies
High viscosity lubricating grease；One end of the shift fork is mounted at the slot of the shifting slide gear, and the hole of the other end is covered the bracket I's
On crossbeam, one section of multi-diameter shaft of the end outside weldings, the sliding connecting rod two end has a through-hole, and a through-hole is dialled by described
Multi-diameter shaft on fork is connected with the shift fork, and through-hole empty set, on multi-diameter shaft, there is a through-hole at the sliding crank both ends,
One through-hole is connected by small multi-diameter shaft with another through-hole of the sliding connecting rod, between the sliding connecting rod and small multi-diameter shaft
Key connection, the sliding crank empty set is on small multi-diameter shaft, on another through-hole of the sliding crank and the sliding motor
Included retarder is connected, and has velocity sensor on the splined shaft, is connected by circuit with the sliding motor, and described group
Fork, the sliding connecting rod and the sliding crank composition slider-crank mechanism, the shifting slide gear under the drive of the shift fork,
It is axially moveable in the splined section of the splined shaft；The cross in the bracket I is bolted in two heel post of bracket I
Liang Shang, the two heel post land used foot bolt of bracket I are connected with ground；Straight spur gear I and institute in the percussion mechanism
Intermeshing when shifting slide gear accelerates is stated, passes through the shift fork slip apart at the end of acceleration；The motor I shaft coupling and institute
The input shaft I stated on speed change gear is connected；When the motor I is started turning, the speed change gear carries out speed change, drives
The splined shaft and shifting slide gear rotation, then drive the straight spur gear I in the percussion mechanism to rotate, when reaching
When predetermined speed, velocity sensor sends signal, and the sliding motor rotation drives the sliding crank and the sliding connecting rod
Rotation, so that the shift fork be driven to slide on the bracket I, makes the shifting slide gear in the splined section of the splined shaft
Sliding, the shifting slide gear are separated with the straight spur gear I in the percussion mechanism, terminate to accelerate.
Further, the speed change gear include: lower box, upper box, bearing I I, cone pulley I, cone pulley II, input shaft I,
Bearing I II, Variable-Speed Ball, multi-diameter shaft II, bearing block I, straight spur gear II, partial gear, bevel gear I, bevel gear II,
Multi-diameter shaft III, bearing block II, input shaft II, bearing I V, crank, connection rod of gear shifting, speed change crank and small machine, the lower box
With the position holes drilled through of installation axle on the top box body wall, the hole of the input shaft I and the hole of the splined shaft are coaxial, under described
A smaller part circular hole is bored in the part coaxial with the spline axis hole is installed on cabinet wall, which is less than the bearing
The race diameter of II is positioned for the bearing I I, has a cast-in diaphragm vertical with the splined shaft among the lower box,
Be drilled with a semicircle orifice coaxial with the splined shaft is installed on partition, semicircle orifice axle position in the lower box lower end surface, every
For plate close to one smaller part circular hole of a sidetracking of spline, the semicircle orifice is identical as the lower box inner wall smaller part circular hole, for another
A bearing I I positioning, the upper box are arranged symmetrically with the lower box, have a cast-in diaphragm in same area, and be drilled with
The coaxial semicircle orifice with the splined shaft, semicircle orifice axle position input described in the lower box in the upper box lower end surface
There is one section of vertical casting partition in the hole axis II at a distance from a bearing block II between the center of hole far from spline side, described
Lower box is connected by foundation bolt with the earth, and the upper box is connected by bolt with the lower box；The bearing I I is total
There are two, the bearing I I is located on the splined shaft, and the one end the bearing I I is compressed with transparent cover inner end, and transparent cover outer end is used
It is bolted on the upper box and the lower box, smaller part of the other end in the lower box of this bearing I I
The positioning of circular hole wall, another described bearing I I inner ring and the splined shaft are interference fitted, outer ring and the lower box and it is described on
Hole interference fit on cabinet, is positioned close to the side of spline with small semicircle hole wall, is installed described in another in the splined shaft
The position of bearing I I and separate spline one end process escape, installation spring shim, the other side bearing I I spring shim
It compresses；The front end the cone pulley I is a smooth rotary table, and rear end is a cylinder, and cylinder processes hole along axis, and the hole through cylinder and
Rotary table, end shaft diameter of the bore dia with the splined shaft far from splined section is equal, clearance fit, and the cone pulley I is along cylinder
End is installed on the splined shaft, circumferentially positioned with flat key with shaft shoulder axially position, with shaft end ring pressure side surface；It is described defeated
Enter axis I to be installed in the lower box and the corresponding hole of the upper box with two bearing I II, a bearing I II
One end is positioned with transparent cover inner end, the transparent cover outer end upper box and lower box positioning, the bearing I II other end institute
The positioning of input shaft I collar is stated, another one end bearing I II is positioned with the input shaft I collar other end, the bearing
The III other end lower box and top box body wall positioning；The cone pulley II is installed to the input shaft I along cylindrical end
On, it is circumferentially positioned with flat key with shaft shoulder axially position, with shaft end ring pressure side surface；The Variable-Speed Ball both ends are cut flat with, and bore one
Through the hole of two planes, bore dia shaft section diameter corresponding with the multi-diameter shaft II is equal, clearance fit, the Variable-Speed Ball installation
Onto the multi-diameter shaft II, one end is positioned with collar one end of the multi-diameter shaft II, circumferential to be positioned with flat key a, bearing
Seat I is mounted on the multi-diameter shaft II, is positioned with axle sleeve, the positioning of the axle sleeve other side of the Variable-Speed Ball, another institute
Another side positioning of bearing block I collar is stated, two bearing block I are mounted on the straight spur gear II with bolt,
The straight spur gear II is horizontal positioned, is mounted on the lower box bottom with small multi-diameter shaft, small multi-diameter shaft is welded on described
On lower box, on small multi-diameter shaft, the cone pulley I and the cone pulley II axis two sides respectively have the straight spur gear II empty set
A set of Variable-Speed Ball, the multi-diameter shaft II, the bearing block I and the straight spur gear II, two speed change steel
Ball is distinguished tangent and is compressed with the cone pulley I and the cone pulley II, and two straight spur gear II intermeshings；It is described
Partial gear has the gear teeth in 120 °, and rest part does not have the gear teeth, is mounted on the multi-diameter shaft III, the incomplete tooth
Wheel is horizontal positioned, and the multi-diameter shaft III is placed vertically, the partial gear upper surface multi-diameter shaft III collar side
Positioning, the multi-diameter shaft III install the shaft part end tapping of the partial gear, and double nut is compressed described endless by screw thread
All gear, the partial gear flat key is circumferentially positioned, and the partial gear has gear tooth portions and fills far from the impact
The straight spur gear II engagement set, the multi-diameter shaft III is connect by circular cone roller bearing with the lower box, described
Multi-diameter shaft III and circular cone roller bearing inner race are interference fitted, and the lower box and circular cone roller bearing outer ring are interference fitted, circular cone
Roller bearing is positioned with the multi-diameter shaft III shaft shoulder；The bevel gear I multi-diameter shaft III shaft shoulder axially position, uses flat key
Circumferentially positioned, bevel gear is fixed at the top of the multi-diameter shaft III facing towards the collar of the multi-diameter shaft III with the bearing block II,
The bearing block II is fixed by bolts on the partition of the lower box, and the one end the bearing block II is on the multi-diameter shaft III
Axle sleeve axially position, the axle sleeve bevel gear I cylindrical end axially position；The bevel gear II cylindrical end input shaft II
Shaft shoulder axially position, the bevel gear II bevel gear face are compressed with shaft end ring, and shaft end ring is fixed by bolts to the input
On axis II；The bearing I V is mounted on the input shaft II, and there are two the bearing I V, a side bearing I V outer ring
With the lower box small semicircle hole wall axially position, other end inner ring is in contact with axle sleeve, in another side bearing I V
Circle is positioned with axle sleeve, and other end outer ring is positioned with transparent cover inner end, the transparent cover outer ring lower box and upper box positioning；Institute
Crank global sections are stated as circle, centre has the circular arc of a quarter curved, and the curved one end of circular arc is drilled with a diameter and the input
The equal blind hole of axis II diameter, clearance fit, the curved other end of circular arc weld a cylindrical handle, and handle upper end processes one and leads to
Hole, and through-bore axis is parallel with the input shaft II axis, the input shaft II is connected with the blind hole on the crank, uses spiral shell
There is through-hole at bolt fastening, the connection rod of gear shifting both ends, and one end through-hole passes through cylindrical handle upper end on multi-diameter shaft and the crank
Through-hole is connected, and the connection rod of gear shifting through-hole is carried out circumferentially positioned by key, and the crank through-hole empty set is described on multi-diameter shaft
There is through-hole at speed change crank both ends, and one end through-hole is connected by multi-diameter shaft with the through-hole of the other end on the connection rod of gear shifting, and institute
It states speed change crank through-hole and is carried out by key circumferentially positioned, the connection rod of gear shifting through-hole empty set is on multi-diameter shaft, the speed change crank
Another stomidium is connected on the included small type speed reducer of the small machine, and the crank, the connection rod of gear shifting and the speed change are bent
Handle forms crank and rocker mechanism；When motor I rotation, the input shaft I and cone pulley II is driven to rotate, the cone pulley
II and Variable-Speed Ball clamping pass to revolving speed on the Variable-Speed Ball, and the Variable-Speed Ball and the cone pulley I are compressed and will be turned
Speed passes on the cone pulley I and the splined shaft, and the shifting slide gear is driven to rotate, and when needing speed change, opens the small electricity
Machine drives the connection rod of gear shifting and the crank to rotate, drives the input shaft II and bevel gear II to rotate, to drive
The bevel gear I, the multi-diameter shaft III and partial gear rotation, the partial gear and a straight-tooth circle
Then stud wheel II engagement rotation, two straight spur gear II intermeshing rotations drive the bearing block I, described
Multi-diameter shaft II and Variable-Speed Ball rotation, it is described in addition to the multi-diameter shaft II situation coaxial with the cone pulley I and cone pulley II
The distance of the cone pulley I and cone pulley II to the Variable-Speed Ball center of rotation is different, realizes from the cone pulley I to the cone pulley II
The difference of revolving speed, rotate the multi-diameter shaft II, the cone pulley I and the cone pulley II to the Variable-Speed Ball center of rotation distance
Ratio changes, and realizes from the cone pulley I to the variation of the cone pulley II revolving speed, quickly accelerates to realize, speed change accelerates
Purpose, the partial gear only engages with the part the straight spur gear II, prevents the multi-diameter shaft II and the cone
Take turns I and cone pulley II interference.
Further, the lifting device includes: that crankshaft, connecting rod, telescopic rod and motor II, the crankshaft pass through bearing block
It fixes on the ground, two described connecting rod one end are connected on two sections of rod journals of the crankshaft, and the other side connects respectively
It connects on the square with the axis roundlet column holder at the top of two telescopic rods；Two telescopic rods use foundation bolt respectively
It is fixed on the ground immediately below the percussion mechanism, the telescopic rod is made of four pitch circle column casings, warp in bottom cylindrical drum
It is maximum and have the chassis being threadedly coupled with ground, above three pitch circle column casing inner and outer diameters be sequentially reduced, the top cylindrical drum top
There is a semicircular ring, semicircular ring interior diameter is equal to the multi-diameter shaft I outermost both ends shaft diameter of the percussion mechanism, and the telescopic rod mentions
Top semi-circular ring is in contact with the both sides the multi-diameter shaft I outermost end shaft part of the percussion mechanism when rising, at left and right sides of semicircular ring lower part
Respectively there is a square with the axis roundlet column holder, when the telescopic rod is shunk completely, do not occur with the percussion mechanism fallen
The percussion mechanism and the buffer unit are just promoted to the fixed ejection when telescopic rod extends completely and are matched by interference
Place is set in refitting；The motor II is connected by shaft coupling with the crankshaft；When motor II rotation, the crankshaft is driven to turn
It is dynamic, to drive the link rotatable, finally drives the telescopic rod flexible up and down, realize the mesh for promoting the percussion mechanism
, the crankshaft, the connecting rod, the telescopic rod and the motor II form offset slider-crank mechanism, there is crank angle between two limit positions,
F.F. effect is generated, realizes the purpose of the percussion mechanism fast lifting.
Further, the buffer unit includes: bumper housings, buffering inner casing, spring I, ball is gentle is punched through lid, described
Buffering inner casing is generally cylindrical, and diameter is greater than the fixation body diameter in the support guide in the percussion mechanism, with cylinder
Axis is axis, bores an annular groove from top to bottom on the basis of upper surface, annular groove outer diameter be less than whole cylindrical diameter and with
The outer diameter of the spring I is equal, and the internal diameter of annular groove is equal with the internal diameter of the spring I, and three circles of depth and the spring I are high
To spend equal, the buffering inner casing lower end surface is using whole cylindrical shaft as axis, every 90 ° of brills, one threaded hole, threaded hole major diameter and branch
Four unthreaded hole diameters of the fixation cylindrical tip in frame guide rod are equal, the buffering inner casing lower end surface and the percussion mechanism
Support guide upper surface be connected with, the buffering transparent cover is an annulus, and interior diameter is less than the outer straight of the buffering inner casing
Diameter, and it is greater than the overall diameter of the support guide of the percussion mechanism, overall diameter is equal to cylinder diameter under the bumper housings, just
Beginning state, the buffering inner casing lower end surface are contacted with the buffering transparent cover, limit the position of the buffering inner casing, and the buffering is saturating
Cover bolt is connected on the bumper housings lower end surface；Generally upper and lower two coaxial clyinders of the bumper housings, lower circle
Column diameter be greater than upper body diameter, lower cylinder height be much smaller than upper cylinder height, lower cylinder for fix the buffering inner casing and
Its transparent cover bores a circular hole using two cylinder axis as axis on the basis of following cylindrical body lower end surface, bore dia is greater than in the buffering
Shell outer dia, hole depth are twice of the buffering inner casing height；The annulus of the lower end surface the spring I and the buffering inner casing
Trench bottom compresses, and the spring I central diameter is equal with annular groove central diameter, and the wire diameter of the spring I is equal with annulus groove width,
The upper end the spring I is welded on bumper housings cylindrical hole upper end, and the lower end the spring I is fixed on the circle of the buffering inner casing
In annular groove；The ball is mounted on the cylindrical hole inner wall of the bumper housings, the ball and the buffering inner casing outer surface
It is tangent；When being parallel to the external force of the bumper housings axis, the support guide of the buffering inner casing and the percussion mechanism
It is moved upwards on the ball along bumper housings cylindrical hole direction together, the ball is in the bumper housings cylinder
Fixed-axis rotation is done on the inner wall of hole, reduces the abrasion of the buffering inner casing, spring I quilt when the buffering inner casing moves upwards
Compression, elastic force increase, and slow down the speed of the buffering inner casing, finally slow down the impact of multi-diameter shaft I in the percussion mechanism, remove
After external force, the buffering inner casing is back into initial position by the spring I, and the buffering transparent cover limits the first of the buffering inner casing
Beginning position.
Further, the fixed ejection counter weight device includes: clump weight, fixed ejector and bracket II, the counterweight
Block is homogeneous cuboid, and center of gravity is overlapped with the bumper housings axis of the buffer unit, and the clump weight increases the impact
The quality of device, then increases its impact force, and the clump weight is welded on cylinder in the bumper housings in the buffer unit
On upper surface, center weld one cylinder in the clump weight upper surface cuts two wedge shapes axis is monosymmetric on cylindrical side
Slot, and distance of the wedge groove upper surface apart from cylinder upper surface is equal to the cylindrical cavity depth of upper set casing in the fixed ejector
2/3rds of degree, the wedge groove upper surface is perpendicular to the axis, and lower end surface and upper surface are in 60 ° of angles, the wedge groove with it is described solid
Determine the chamfered edge pin cooperation in ejector；Superolateral two guide cylinders of the support guide of the percussion mechanism pass through the fixation
Two side rings of ejector；The fixed ejector upper end is welded on the upper end of the bracket II, the lower part bracket II land used
Foot bolt connects on the ground；When acceleration, the cylinder upper end of the clump weight upper surface is fixed on described by the chamfered edge pin
In the cylindrical hole of fixed ejector lower end, after the completion of acceleration, the cylinder on the clump weight is popped up from the fixed ejector,
It falls vertically along guide rod, in dropping process, tire I and tire II are final to realize simulation aircraft landing because inertia continues to rotate
When, tire I and tire II are impacted and are rubbed to the high-speed overload of floor coating.
Further, the fixed ejector include: upper set casing, lower set casing, chamfered edge pin, spring II, spring III and
Electromagnet, fixed shell are connected with the lower set casing, and fixed shell top is an axis vertical
Cylindrical body, lower part are the cylindrical bodies of axis horizontal, and two axial lines intersect and two cylinder diameters are equal, and upper cylindrical body is located at lower cylinder
Body bus center, lower cylindrical body cut lower half portion along the horizontal plane, and a semicolumn slot is cut along lower cylinder axis in lower half portion, remain
Remaining portion end surface is equal with curved surface wall thickness, forms half of horizontal cavity, and along upper cylinder axis, following bottom cylindrical face is basal plane brill
One cylinder blind hole, bore dia is equal to the diameter of cylinder on the clump weight, and remainder top is equal with side wall thickness, shape
At the upper part of vertical inner cavity, one circle rectangular slab of lower cylinder outer welding, in rectangular slab side perpendicular to vertical axis and level
A rectangular block is respectively welded in the plane two sides that axis is constituted, and rectangular block outboard end facing cut bores at cylindrical center at semi-cylindrical
One cylindrical hole, and the bore dia be equal to the percussion mechanism support guide on the outside of guide cylinder diameter, guide cylinder and
The cylindrical hole clearance fit；The lower set casing and fixed shell outer shape are symmetrical, and the lower set casing is along vertical
Axis bores a through-hole equal and coaxial with fixed shell diameter of bore, the lower part of vertical inner cavity is formed, under described
Set casing upper half cylinder outer is symmetrically welded a circle rectangular slab, has hole on rectangular slab, realizes fixed shell and described lower solid
Determine shell to be bolted, equally welding rectangular block, guide cylinder passes through through-hole thereon on the outside of the support guide of the percussion mechanism；Institute
State electromagnet altogether there are two, shape is cylinder, is separately mounted to the both ends of horizontal cavity, and axis horizontal is placed, diameter with
Fixed shell and the lower set casing intracavity diameter are equal, and interference fit, one end far from vertical inner cavity connects electric wire；Institute
State spring II altogether there are two, one end is separately fixed at the respective electromagnet close to one end of vertical inner cavity；The chamfered edge pin
There are two altogether, the chamfered edge pin is the cylindrical body that a radius is equal to fixed shell horizontal cavity radius, the chamfered edge pin
Axis horizontal cuts the one third of diameter along the horizontal plane, and the plane generated after cutting off is as upper ends, perpendicular to the axis
The above plane in an end face be benchmark face, the above plane and the end face intersecting lens are axis, and 60 ° of inclination cuts out a wedge shape, another
It holds and is fixed with the other end of the spring II；The one end the spring III is welded on the upper end of the vertical inner cavity of fixed shell, separately
One end is hanging, and when the percussion mechanism is elevated, it is interior vertically that clump weight upper surface cylinder enters the fixed ejector
Chamber, the spring II drives the chamfered edge pin to be inserted into the wedge groove on the cylinder of the clump weight upper surface, and the clump weight
Upper surface cylinder upper end compresses the spring III；When the percussion mechanism needs to fall, the electromagnet energization has magnetic
Property, the chamfered edge pin is attracted, is exited out of wedge groove on the cylinder of the clump weight upper surface, the spring II discharges energy
Amount, the percussion mechanism is under the action of gravity and elastic force along two outside guide cylinder direction of the support guide of the percussion mechanism
It impacts straight down.
The beneficial effects of the present invention are: a kind of rubber-tyred quick washing testing machine of the invention passes through speed change at work
Device variable speed, the flexible quick purpose of speed change of the realization of tire in percussion mechanism；Pass through tire rotation drop in percussion mechanism
It falls on shock-testing platform, the purpose on ground is impacted when realizing simulation aircraft landing；Shifting slide gear is mutually nibbled with straight spur gear
Conjunction and quick separating realize transmission speed and terminate the purpose accelerated；By the rotation of offset slider-crank mechanism, realize quick
Promote the purpose of percussion mechanism；By the sliding opposite with bumper housings of buffering inner casing, realizes the purpose of the buffering of percussion mechanism, prevent
Only multi-diameter shaft is thrust；It is touched using the clump weight of buffer unit top installation and in clump weight cylinder upper end and spring interface, with
Obtain bigger impact force；Chamfered edge pin is injected into the wedge groove on clump weight cylinder by spring, realize fixed percussion mechanism and
The purpose of buffer unit；Chamfered edge pin is withdrawn from into the wedge groove on clump weight cylinder using the attraction of electromagnet, realizes release punching
Hit the purpose of device；Device overall structure is simple, easy to operate, using mechanical control method, improves the reliability and peace of device
Quan Xing.
Detailed description of the invention
A kind of Fig. 1: rubber-tyred quick washing testing machine main view of the present invention；
A kind of Fig. 2: rubber-tyred quick washing testing machine left view of the present invention；
A kind of Fig. 3: rubber-tyred quick washing testing machine percussion mechanism accelerator main view of the present invention；
A kind of Fig. 4: rubber-tyred quick washing testing machine percussion mechanism accelerator left view of the present invention；
A kind of Fig. 5: rubber-tyred quick washing testing machine speed change gear top view of the present invention；
A kind of Fig. 6: rubber-tyred quick washing testing machine speed change gear partial view of the present invention；
A kind of Fig. 7: rubber-tyred quick washing testing machine lifting device main view of the present invention；
A kind of Fig. 8: rubber-tyred quick washing testing machine lifting device left view of the present invention；
A kind of Fig. 9: rubber-tyred quick washing testing machine buffer unit main view of the present invention；
A kind of Figure 10: the fixed ejection counter weight device buffer unit main view of rubber-tyred quick washing testing machine of the present invention；
A kind of Figure 11: the fixed ejector main view of rubber-tyred quick washing testing machine of the present invention；
A kind of Figure 12: the fixed ejector partial view of rubber-tyred quick washing testing machine of the present invention；
In figure: the fixed ejection counter weight device of 1- percussion mechanism, 2- accelerator, 3- lifting device, 4- buffer unit, 5-,
6- shock-testing platform, 11- multi-diameter shaft I, 12- tire I, 13- bearing I, 14- support guide, 15- straight spur gear I, 16- wheel
Under tire II, 21- speed change gear, 22- splined shaft, 23- shifting slide gear, 24- shifting fork device, 25- bracket I, 26- motor I, 2101-
Cabinet, 2102- upper box, 2103- bearing I I, 2104- cone pulley I, 2105- cone pulley II, 2106- input shaft I, 2107- bearing
III, 2108- steel ball, 2109- multi-diameter shaft II, 2110- bearing block I, 2111- straight spur gear II, 2112- partial gear,
2113- bevel gear I, 2114- bevel gear II, 2115- multi-diameter shaft III, 2116- bearing block II, 2117- input shaft II, 2118- axis
Hold IV, 2119- crank, 2120- connection rod of gear shifting, 2121- speed change crank, 2122- small machine, 241- shift fork, 242- sliding connecting rod,
243- slides crank, 244- slides motor, 31- crankshaft, 32- connecting rod, 33- telescopic rod, 34- motor II, 41- bumper housings, 42-
Buffer inner casing, 43- spring I, 44- ball, 45- buffering transparent cover, 51- clump weight, 52- fixed ejector, 53- bracket II, 521-
Set casing, 523- chamfered edge pin, 524- spring II, 525- spring III, 526- electromagnet under upper set casing, 522-.
Specific embodiment
Specific implementation of the invention is further described 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 rubber-tyred quick washing testing machine, comprising: impact
Device 1, accelerator 2, lifting device 3, buffer unit 4, fixed ejection counter weight device 5, shock-testing platform 6, multi-diameter shaft I11,
Tire 12I, bearing I 13, support guide 14, straight spur gear I15, tire II16, speed change gear 21, splined shaft 22, sliding
Gear 23, shift fork 24, bracket I25, motor I26, lower box 2101, upper box 2102, bearing I I2103, cone pulley I2104, cone pulley
II2105, input shaft I2106, bearing I II2107, steel ball 2108, multi-diameter shaft II2109, bearing block I2110, straight spur gear
It is II2111, partial gear 2112, bevel gear I2113, bevel gear II2114, multi-diameter shaft III2115, bearing block II2116, defeated
Enter axis II2117, bearing I V2118, crank 2119, connection rod of gear shifting 2120, speed change crank 2121, small machine 2122, shift fork 241,
Slide connecting rod 242, sliding crank 243, sliding motor 244, crankshaft 31, connecting rod 32, telescopic rod 33, motor II34, bumper housings
41, inner casing 42, spring I43, ball 44, buffering transparent cover 45, clump weight 51, fixed ejector 52, bracket II53, upper fixation are buffered
Shell 521, lower set casing 522, chamfered edge pin 523, spring II524, spring III525 and electromagnet 526；The percussion mechanism 1 is specific
Install as follows: the tire I12 is positioned by the collar of the multi-diameter shaft I11, and another side is compressed with round nut locked spacer, week
It is connect to by flat key with the multi-diameter shaft I11；Two bearing Is 13 use side by side, and a bearing I 13 is with the rank
Terraced axis I11 collar positioning, another described bearing I 13 are positioned with first bearing I 13,14 hole of support guide and two
The outer ring of a bearing I 13 is interference fitted, and the straight spur gear I15 carries out axially position, axle sleeve institute by axle sleeve
The positioning of bearing I 13 is stated, the straight spur gear I15 is connect by flat key with the multi-diameter shaft I11, and the tire II16 passes through
Axle sleeve carries out axially position, is compressed by round nut and locked spacer, is connect by flat key with the multi-diameter shaft I11；It is described to add
Specifically installation is as follows for speed variator 2: the speed change gear 21 is connected with foundation bolt with ground, and the shifting slide gear 23 is mounted on
At splined section on the splined shaft 22, the foot of the shift fork 24 is mounted at the slot of the shifting slide gear 23, and described group
The head bore of fork 24 covers on the crossbeam of the bracket I25, one section of multi-diameter shaft of the end outside weldings, and described 242 liang of sliding connecting rod
There is a through-hole at end, and a through-hole is connected by the multi-diameter shaft on the shift fork 241 with the shift fork 241, and through-hole empty set
On multi-diameter shaft, there is a through-hole at 243 both ends of sliding crank, and a through-hole passes through small multi-diameter shaft and the sliding connecting rod
242 another through-hole is connected, and is keyed between the sliding connecting rod 242 and small multi-diameter shaft, 243 empty set of sliding crank exists
On small multi-diameter shaft, described sliding another through-hole of crank 243 is connected with the included retarder on the sliding motor 244, institute
Stating on splined shaft 22 has velocity sensor, is connected by circuit with the sliding motor 244, and the shift fork 241, the sliding connect
Bar 242 and the sliding crank 243 form slider-crank mechanism, on the motor I26 shaft coupling and the speed change gear 21
The input shaft I2106 be connected；Specifically installation is as follows for the speed change gear 21: the input shaft I2106 and the splined shaft
22 is coaxial, is installed to the lower box 2101 and upper box by the bearing I I2103 and the bearing I II2107 respectively
In the hole of 2102 walls, the bearing I I2103 and bearing I II2107 are positioned with box body wall, the cone pulley I2104 and the cone pulley
II2105 is positioned with the shaft shoulder of the splined shaft 22 and the input shaft I2106 respectively, circumferentially positioned with flat key, uses shaft end ring
It compresses, the steel ball 2108 is positioned with the collar of the multi-diameter shaft II2109, two bearing blocks circumferentially positioned with flat key
I2110 is separately mounted on the outermost shaft part of the both ends the multi-diameter shaft II2109, and bearing block I2110 foot is fixed with bolt
Onto the straight spur gear II2111, the straight spur gear II2111 is fixed on the lower box with small multi-diameter shaft
On 2101, and respectively there are a set of steel ball 2108, the multi-diameter shaft in the cone pulley I2104 and the cone pulley II2105 axis two sides
II2109, the bearing block I2110 and the straight spur gear II2111, two steel balls 2108 and the cone pulley
I2104 and the cone pulley II2105 distinguish tangent and compress, and two straight spur gear II2111 intermeshings, described
Partial gear 2112 is horizontal positioned, and the multi-diameter shaft III2115 is placed vertically, 2112 upper surface of the partial gear institute
One side positioning of multi-diameter shaft III2115 collar is stated, lower surface is compressed with double nut, and flat key is circumferentially positioned, the partial gear
2112 have gear tooth portions to engage with the straight spur gear II2111 far from the percussion mechanism 1, the multi-diameter shaft
The lower end III2115 is connect by circular cone roller bearing with the lower box 2101, and upper end passes through the bearing block II2116 and institute
It states partition in lower box 2101 to be connected, the bevel gear I2113 multi-diameter shaft III2115 shaft shoulder axially position, with putting down
Key is circumferentially positioned, and the bevel gear II2114 cylindrical end is with the input shaft II2117 shaft shoulder axially position, the bevel gear
II2114 bevel gear face is compressed with shaft end ring, and shaft end ring is fixed by bolts on the input shaft II2117, the input
Axis II2117 is connected by the bearing I V36 with 2101 wall of lower box, the input shaft II2117 and the crank 2119
On blind hole be connected, with bolt fastening, there is through-hole at 2120 both ends of connection rod of gear shifting, and one end through-hole passes through multi-diameter shaft and institute
State cylindrical handle upper end on crank 2119 through-hole be connected, and 2120 through-hole of the connection rod of gear shifting carried out by key it is circumferentially positioned,
The 2119 through-hole empty set of crank is on multi-diameter shaft, and there is through-hole at 2121 both ends of speed change crank, and one end through-hole passes through ladder
Axis is connected with the through-hole of the other end on the connection rod of gear shifting 2120, and 2121 through-hole of speed change crank circumferentially determine by key
Position, for the 2120 through-hole empty set of connection rod of gear shifting on multi-diameter shaft, another stomidium of the speed change crank 2121 is connected to the small electricity
On the included small type speed reducer of machine 2122, the crank 2119, the connection rod of gear shifting 2120 and the speed change crank 2121 composition
Crank and rocker mechanism；Specifically installation is as follows for the lifting device 3: the crankshaft 31 is fixed on the ground by bearing block, and two
Described 32 one end of connecting rod is connected on two sections of rod journals of the crankshaft 31, the other side be connected to two described in stretch
On the square with the axis roundlet column holder at the top of contracting bar 33, two telescopic rods 33 are fixed on foundation bolt described respectively
On ground immediately below percussion mechanism 1, top semi-circular ring and the both sides the multi-diameter shaft I11 outermost end when telescopic rod 33 is promoted
Shaft part is in contact, and the motor II34 is connected by shaft coupling with the crankshaft 31；Specifically installation is as follows for the buffer unit 4:
42 lower end surface of buffering inner casing is connected with 14 upper surface of support guide, original state, the buffering inner casing 42
Lower end surface is contacted with the buffering transparent cover 45, limits the position of the buffering inner casing 42, and the buffering transparent cover 45 is connected with
On 41 lower end surface of bumper housings, the upper end the spring I43 is welded on the 41 cylindrical hole upper end of bumper housings, the bullet
The lower end spring I43 is fixed in the annular groove of the buffering inner casing 42, and the ball 44 is mounted on the cylinder of the bumper housings 41
On the inner wall of hole, the ball 44 and 42 outer surfaces of the buffering inner casing are tangent；The fixed ejection counter weight device 5 is specifically installed such as
Under: the clump weight 51 is welded in the bumper housings 41 in the buffer unit 4 on the upper surface of cylinder, the counterweight
The chamfered edge pin 523 in the wedge groove of cylinder on block 51 and the fixed ejector 52 cooperates, on the support guide 14
Two guide cylinders in outside pass through two side rings of the fixed ejector 52；52 upper end of fixed ejector is welded on institute
The upper end of bracket II53 is stated, the lower part the bracket II53 is connected on ground with foundation bolt；The fixed ejector 52 is specific
Install it is as follows: fixed shell 521 is connected with the lower set casing 522, the electromagnet 526 with it is fixed
Shell 521 and 522 inner cavity of lower set casing interference fit, one end far from vertical inner cavity connect electric wire, two springs
II524, one end are separately fixed at the respective electromagnet 526 close to one end of vertical inner cavity, two chamfered edge pins 523,
The other end of axis horizontal, cylindrical end and the spring II524 is fixed, and tapered end can inject on the cylinder of the clump weight 51
In wedge groove, the one end the spring III525 is welded on the upper end of the vertical inner cavity of fixed shell 521, and the other end is hanging, with
The 51 cylinder upper surface of clump weight compresses.
As shown in Fig. 1,2,3,4,5,6,7,8,9,10,11,12, a kind of working method of rubber-tyred quick washing testing machine
Be: when under acceleration, the motor I26 rotation drives the input shaft I2106 and cone pulley II2105 to rotate, the cone pulley
II2105 and the steel ball 2108 clamping pass to revolving speed on the steel ball 2108, the steel ball 2108 and cone pulley I2104
Compression passes to revolving speed on the cone pulley I2104 and the splined shaft 22, and the shifting slide gear 23 is driven to rotate, when needing speed change
When, the small machine 2122 is opened, drives the connection rod of gear shifting 2120 and the crank 2119 to rotate, drives the input shaft
II2117 and bevel gear II2114 rotation, to drive the bevel gear I2113, the multi-diameter shaft III2115 and described
Partial gear 2112 rotates, the partial gear 2112 and a straight spur gear II2111 engagement rotation, and two
A straight spur gear II2111 intermeshing rotation, then drives the bearing block I2110, the multi-diameter shaft II2109
It rotates, is realized from the cone pulley I2104 to the variation of the cone pulley II2105 revolving speed, the shifting slide gear with the steel ball 2108
23 drive the straight spur gear I15 rotation in the percussion mechanism 1, when reaching predetermined speed, the sliding motor
244 rotations drive the sliding crank 243 and the sliding connecting rod 242 rotation to make institute so that the shift fork 24 be driven to slide
It states shifting slide gear 23 to slide in the splined section of the splined shaft 22, in the shifting slide gear 23 and the percussion mechanism 1
The straight spur gear I15 separation, terminates to accelerate；When acceleration, the cylinder upper end of 51 upper surface of clump weight passes through described
Chamfered edge pin 523 is fixed in the cylindrical hole of 52 lower end of fixed ejector, and after the completion of acceleration, the energization of electromagnet 526 has
Magnetism attracts the chamfered edge pin 523, exits out of wedge groove on the 51 upper surface cylinder of clump weight, the spring
II524 releases energy, and the percussion mechanism 1 is under the action of gravity and elastic force along 14 liang of outside guide cylinders of the support guide
Direction is impacted straight down, and in dropping process, the tire I12 and the tire II16 are final to realize because inertia continues to rotate
When simulating aircraft landing, the impact and friction of the tire I12 and the tire II16 to floor coating；When the percussion mechanism
1 when falling on the shock-testing platform 6, generates the external force parallel with 41 axis of bumper housings, the buffering inner casing 42
It is moved upwards on the ball 44 along the 41 cylindrical hole direction of bumper housings together with the support guide 14, the rolling
Pearl 44 is cooked fixed-axis rotation on the 41 cylindrical hole inner wall of bumper housings, reduces the abrasion of the buffering inner casing 42, the spring
I43 is compressed when the buffering inner casing 42 moves upwards, and elastic force increases, and is slowed down the speed of the buffering inner casing 42, is finally subtracted
Delay the impact of multi-diameter shaft I11 described in the percussion mechanism 1, after removing the external force, the spring I43 pushes away the buffering inner casing 42
Initial position is returned to, the buffering transparent cover 45 limits the initial position of the buffering inner casing 42；When needing to be promoted, the motor
II34 rotation, drives the crankshaft 31 to rotate, so that the connecting rod 32 be driven to rotate, about 33 telescopic rod is finally driven to stretch
The purpose for promoting the percussion mechanism 1, the crankshaft 31, the connecting rod 32, the telescopic rod 33 and the motor are realized in contracting
II34 forms offset slider-crank mechanism, has crank angle between two limit positions, can produce F.F. effect, the 51 upper surface cylinder of clump weight
Into the vertical inner cavity of the fixed ejector 52, the spring II524 drives the chamfered edge pin 523 to be inserted on the clump weight 51
In wedge groove on the cylinder of surface, and 51 upper surface cylinder upper end of the clump weight compresses the spring III525, returns to just
Beginning position.
Scope of protection of the present invention is not limited thereto, anyone skilled in the art the invention discloses
Technical scope in, any changes or substitutions that can be easily thought of, should be covered by the protection scope of the present invention.Therefore, this hair
Bright protection scope should be subject to the protection scope that claim is defined.
Claims (8)
1. a kind of rubber-tyred quick washing testing machine characterized by comprising percussion mechanism (1), promotes dress at accelerator (2)
Set (3), buffer unit (4), fixed ejection counter weight device (5) and shock-testing platform (6)；Bracket in the percussion mechanism (1)
Intermediate cylindrical in guide rod (14) is connected with the buffering inner casing (42) in the buffer unit (4), sliding in the accelerator (2)
Move straight spur gear I (15) engagement of gear (23) and the percussion mechanism (1), the speed change dress in the accelerator (2)
It sets (21) to fix on the ground by foundation bolt, the lifting device (3) passes through telescopic rod (33) and the percussion mechanism (1)
Multi-diameter shaft I (11) be connected, the crankshaft (31) in the lifting device (3) is fixed on the ground by bearing block, the fixation
Bracket II (53) in ejection counter weight device (5) is connected by foundation bolt with ground, and the bracket in the percussion mechanism (1) is led
Intermediate fixed cylinder upper surface on bar (14) and clump weight (51) lower end in the buffer unit (4) are welded, the buffering
Chamfered edge pin (523) on clump weight (51) in device (4) in cylinder wedge groove and fixed ejection counter weight device (5) is solid
Fixed, installation is coated with the test plate (panel) of detected coating on the shock-testing platform (6), and the shock-testing platform (6) uses foundation bolt
It is mounted in the ground base immediately below the percussion mechanism (1), the percussion mechanism (1) falls on the shock-testing platform (6)
On, tire I (12) and tire II (16) are mutually impacted and are rubbed with the coating on the shock-testing platform (6), realize detection coating
Shock proof intensity.
2. a kind of rubber-tyred quick washing testing machine as described in claim 1, it is characterised in that: percussion mechanism (1) packet
It includes: multi-diameter shaft I (11), tire I (12), bearing I (13), support guide (14), straight spur gear I (15) and tire II
(16), collar one side positioning of the one side of the tire I (12) by the multi-diameter shaft I (11), another side round nut stop
Gasket carries out axial compression, circumferential to be connect by flat key with the multi-diameter shaft I (11)；There are two the bearing I (13) is total, and simultaneously
Row uses, another side positioning of the one side of a bearing I (13) with multi-diameter shaft I (11) collar, another described axis
I (13) is held when the while positioning of the separate collar with first bearing I (13)；Support guide (14) raw material is one
Lower end is carried out rounding processing by cuboid, bores a circular through hole, the outer ring of bore dia and the bearing I (13) in the center point
Diameter is equal, interference fit, and the width of cylindrical hole is equal with the width of two bearing Is (13), the support guide
(14) upper end retains rectangular surfaces, welds two guide cylinders and a fixed cylinder, in two outsides, centre is two guide cylinders
Fixed cylinder, be at a distance from fixed cylinder and upper end entire fixed cylinder 1/20th at cut escape at one, groove width and
The interference of groove depth Ying Buyu assembly wrench, the upper surface of slot are described every 90 ° of brills, one light through-hole to fix the axis of cylinder as axis
Guide cylinder in support guide (14) is straight up；Straight spur gear I (15) diameter is greater than the support guide
(14) lower end semicircle column diameter prevents shifting slide gear (23) and the support guide (14) in the accelerator (2) from interfering,
The straight spur gear I (15) carries out axially position by axle sleeve, and the other end of axle sleeve is positioned with the bearing I (13), institute
It states straight spur gear I (15) to connect by flat key with the multi-diameter shaft I (11), carries out circumferentially positioned, the straight tooth column tooth
Wheel I (15) surface periodically applies high viscosity lubricating grease；The tire II (16) carries out axially position, the other end of axle sleeve by axle sleeve
It is positioned by the other end of the straight spur gear I (15), the other end of the tire II (16) passes through round nut and stop
Gasket compresses, and the tire II (16) is connect by flat key with the multi-diameter shaft I (11), carries out circumferentially positioned；When the straight-tooth
When roller gear I (15) is started turning, the support guide (14) is fixed, and the multi-diameter shaft I (11) drives the tire I
(12) it is rotated with the tire II (16).
3. a kind of rubber-tyred quick washing testing machine as described in claim 1, it is characterised in that: accelerator (2) packet
It includes: speed change gear (21), splined shaft (22), shifting slide gear (23), shifting fork device (24), bracket I (25) and motor I (26), institute
Shifting fork device (24) is stated to include: shift fork (241), sliding connecting rod (242), sliding crank (243) and slide motor (244), it is described
Speed change gear (21) is connected with foundation bolt with ground, and speed change gear (21) output shaft processes splined shaft (22), institute
It states the splined section on splined shaft (22) and is located at the speed change gear (21) outside；The shifting slide gear (23) is mounted on the flower
At splined section on key axis (22), shifting slide gear (23) surface periodically applies high viscosity lubricating grease；The shift fork (241)
One end is mounted at the slot of the shifting slide gear (23), and the hole of the other end covers on the crossbeam of the bracket I (25), outside the end
One section of multi-diameter shaft is welded, there is a through-hole at sliding connecting rod (242) both ends, and a through-hole passes through on the shift fork (241)
Multi-diameter shaft be connected with the shift fork (241), and through-hole empty set, on multi-diameter shaft, sliding crank (243) both ends have one
A through-hole, a through-hole are connected by small multi-diameter shaft with another through-hole of sliding connecting rod (242), the sliding connecting rod
(242) it is keyed between small multi-diameter shaft, sliding crank (243) empty set is on small multi-diameter shaft, the sliding crank (243)
Another through-hole is connected with the included retarder on sliding motor (244), has velocity pick-up on the splined shaft (22)
Device is connected by circuit with the sliding motor (244), the shift fork (241), the sliding connecting rod (242) and the sliding
Crank (243) forms slider-crank mechanism, and the shifting slide gear (23) is under the drive of the shift fork (241), in the spline
The splined section of axis (22) is axially moveable；(25) two heel post of bracket I is bolted in the bracket I (25)
On crossbeam, (25) the two heel post land used foot bolt of bracket I is connected with ground；Straight tooth column in the percussion mechanism (1)
Gear I (15) is intermeshed when accelerating with the shifting slide gear (23), passes through the shift fork (241) sliding point at the end of acceleration
From；The motor I (26) is connected with shaft coupling with the input shaft I (2106) on the speed change gear (21)；When the electricity
When machine I (26) is started turning, the speed change gear (21) carries out speed change, drives the splined shaft (22) and the shifting slide gear
(23) it rotates, the straight spur gear I (15) in the percussion mechanism (1) is then driven to rotate, when reaching predetermined speed, speed
It spends sensor and sends signal, sliding motor (244) rotation drives the sliding crank (243) and the sliding connecting rod
(242) it rotates, so that the shift fork (241) be driven to slide on the bracket I (25), makes the shifting slide gear (23) described
It is slided in the splined section of splined shaft (22), the straight spur gear I in the shifting slide gear (23) and the percussion mechanism (1)
(15) it separates, terminates to accelerate.
4. a kind of rubber-tyred quick washing testing machine as claimed in claim 3, it is characterised in that: speed change gear (21) packet
It includes: lower box (2101), upper box (2102), bearing I I (2103), cone pulley I (2104), cone pulley II (2105), input shaft I
(2106), bearing I II (2107), Variable-Speed Ball (2108), multi-diameter shaft II (2109), bearing block I (2110), straight spur gear
II (2111), partial gear (2112), bevel gear I (2113), bevel gear II (2114), multi-diameter shaft III (2115), bearing block
II (2116), input shaft II (2117), bearing I V (2118), crank (2119), connection rod of gear shifting (2120), speed change crank (2121)
With small machine (2122), the position holes drilled through of installation axle, described on the lower box (2101) and the upper box (2102) wall
The hole of input shaft I (2106) and the hole of the splined shaft (22) are coaxial, on lower box (2101) inner wall with the flower is installed
A smaller part circular hole is bored in the coaxial part in key axis (22) hole, and the outer ring which is less than the bearing I I (2103) is straight
Diameter is positioned for the bearing I I (2103), has a casting vertical with the splined shaft (22) among the lower box (2101)
Partition is made, a semicircle orifice coaxial with the splined shaft (22) is installed is drilled on partition, semicircle orifice axle position is in the lower box
(2101) in lower end surface, for partition close to one smaller part circular hole of a sidetracking of spline, the semicircle orifice and the lower box (2101) are interior
Wall smaller part circular hole is identical, for another bearing I I (2103) positioning, the upper box (2102) and the lower box
(2101) it is arranged symmetrically, has a cast-in diaphragm in same area, and be drilled with the semicircle orifice coaxial with the splined shaft (22), semicircle
Hole axle is located in the upper box (2102) lower end surface, and input shaft II (2117) hole described in the lower box (2101) is far from flower
There are one section of vertical casting partition, the lower box in key side at a distance from a bearing block II (2116) between the center of hole
(2101) it is connected by foundation bolt with the earth, the upper box (2102) is connected by bolt with the lower box (2101)；
There are two the bearing I I (2103) is total, the bearing I I (2103) is located on the splined shaft (22), a bearing I I
(2103) one end is compressed with transparent cover inner end, and transparent cover outer end is bolted to the upper box (2102) and the lower box
(2101) on, the other end of this bearing I I (2103) is positioned with the small semicircle hole wall in the lower box (2101), separately
One bearing I I (2103) inner ring and the splined shaft (22) are interference fitted, outer ring and the lower box (2101) and described
Hole interference fit on upper box (2102), is positioned close to the side of spline with small semicircle hole wall, is pacified in the splined shaft (22)
It fills the position of another bearing I I (2103) and processes escape far from spline one end, spring shim, the bearing are installed
II (2103) other side is compressed with spring shim；(2104) front end cone pulley I is a smooth rotary table, and rear end is a cylinder, circle
Column processes hole along axis, and cylinder and rotary table, the end of bore dia and the splined shaft (22) far from splined section are run through in the hole
Shaft diameter is equal, clearance fit, and the cone pulley I (2104) is installed on the splined shaft (22) along cylindrical end, with shaft shoulder axial direction
Positioning, it is circumferentially positioned with flat key, with shaft end ring pressure side surface；The input shaft I (2106) is with two bearing I II
(2107) it is installed in the lower box (2101) and the corresponding hole of the upper box (2102), a bearing I II
(2107) one end is positioned with transparent cover inner end, the transparent cover outer end upper box (2102) and the lower box (2101) positioning, institute
It states bearing I II (2107) other end to be positioned with input shaft I (2106) collar, another described bearing I II (2107) one end
With input shaft I (2106) the collar other end position, bearing I II (2107) other end lower box (2101) and
Upper box (2102) the wall positioning；The cone pulley II (2105) is installed on the input shaft I (2106) along cylindrical end, uses axis
Shoulder axially position, it is circumferentially positioned with flat key, with shaft end ring pressure side surface；Variable-Speed Ball (2108) both ends are cut flat with, and bore one
Through the hole of two planes, bore dia shaft section diameter corresponding with multi-diameter shaft II (2109) is equal, clearance fit, the speed change steel
Ball (2108) is installed on the multi-diameter shaft II (2109), and one end is positioned with collar one end of the multi-diameter shaft II (2109), week
It is positioned to flat key, a bearing block I (2110) is mounted on the multi-diameter shaft II (2109), is positioned with axle sleeve, axle sleeve
With the positioning of the other side of the Variable-Speed Ball (2108), another described bearing block I (2110) uses another side positioning of collar,
Two bearing block I (2110) are mounted on the straight spur gear II (2111) with bolt, the straight spur gear
II (2111) is horizontal positioned, is mounted on the lower box (2101) bottom with small multi-diameter shaft, small multi-diameter shaft is welded on the nowel
On body (2101), straight spur gear II (2111) empty set is on small multi-diameter shaft, the cone pulley I (2104) and the cone pulley
Respectively there are a set of Variable-Speed Ball (2108), the multi-diameter shaft II (2109), the bearing block I in II (2105) axis two sides
(2110) and the straight spur gear II (2111), two Variable-Speed Balls (2108) and the cone pulley I (2104) and institute
It is tangent respectively and compress to state cone pulley II (2105), and two straight spur gear II (2111) intermeshings；It is described endless
All gear (2112) has the gear teeth in 120 °, and rest part does not have the gear teeth, is mounted on the multi-diameter shaft III (2115), described
Partial gear (2112) is horizontal positioned, and the multi-diameter shaft III (2115) is placed vertically, table on the partial gear (2112)
Face one side positioning of multi-diameter shaft III (2115) collar, the multi-diameter shaft III (2115) install the partial gear
(2112) shaft part end tapping, double nut compress the partial gear (2112), the partial gear by screw thread
(2112) circumferentially positioned with flat key, the partial gear (2112) has gear tooth portions and the institute far from the percussion mechanism (1)
Straight spur gear II (2111) engagement is stated, the multi-diameter shaft III (2115) passes through circular cone roller bearing and the lower box
(2101) it connects, the multi-diameter shaft III (2115) and circular cone roller bearing inner race are interference fitted, the lower box (2101) and circle
Roller bearing outer ring interference fit is bored, circular cone roller bearing is positioned with multi-diameter shaft III (2115) shaft shoulder；The bevel gear I
(2113) circumferentially positioned with flat key with multi-diameter shaft III (2115) shaft shoulder axially position, bevel gear is facing towards the multi-diameter shaft
The collar of III (2115), multi-diameter shaft III (2115) top is fixed with the bearing block II (2116), the bearing block II
(2116) it is fixed by bolts on the partition of the lower box (2101), described (2116) one end bearing block II multi-diameter shaft
III (2115) Upper shaft sleeve axially position, axle sleeve bevel gear I (2113) the cylindrical end axially position；The bevel gear II
(2114) cylindrical end input shaft II (2117) shaft shoulder axially position, bevel gear II (2114) the bevel gear face shaft end
Retaining ring compresses, and shaft end ring is fixed by bolts on the input shaft II (2117)；The bearing I V (2118) is mounted on described
On input shaft II (2117), there are two the bearing I V (2118), and bearing I V (2118) side outer ring is under described
Cabinet (2101) small semicircle hole wall axially position, other end inner ring are in contact with axle sleeve, another described bearing I V (2118) one
Side inner ring is positioned with axle sleeve, other end outer ring with transparent cover inner end position, the transparent cover outer ring lower box (2101) and it is described on
Cabinet (2102) positioning；Crank (2119) global sections are circle, and centre has the circular arc of a quarter curved, the curved one end of circular arc
It is drilled with diameter blind hole equal with input shaft II (2117) diameter, clearance fit, the curved other end welding one of circular arc
A cylindrical handle, handle upper end processes a through-hole, and through-bore axis is parallel with input shaft II (2117) axis, described defeated
Enter axis II (2117) to be connected with the blind hole on the crank (2119), with bolt fastening, connection rod of gear shifting (2120) both ends
There is through-hole, one end through-hole is connected by multi-diameter shaft with the through-hole of cylindrical handle upper end on the crank (2119), and the change
Fast connecting rod (2120) through-hole is carried out circumferentially positioned by key, and crank (2119) the through-hole empty set is on multi-diameter shaft, the speed change
There is through-hole at crank (2121) both ends, and one end through-hole passes through the through-hole phase of multi-diameter shaft and the other end on the connection rod of gear shifting (2120)
Even, and speed change crank (2121) through-hole is carried out circumferentially positioned by key, and connection rod of gear shifting (2120) the through-hole empty set is in rank
On terraced axis, another stomidium of the speed change crank (2121) is connected on the small machine (2122) included small type speed reducer, institute
State crank (2119), the connection rod of gear shifting (2120) and the speed change crank (2121) composition crank and rocker mechanism；When the electricity
When machine I (26) is rotated, the input shaft I (2106) and the cone pulley II (2105) is driven to rotate, the cone pulley II (2105) and
The Variable-Speed Ball (2108) clamps and passes to revolving speed on the Variable-Speed Ball (2108), the Variable-Speed Ball (2108) with it is described
Cone pulley I (2104) compression passes to revolving speed on the cone pulley I (2104) and the splined shaft (22), drives the shifting slide gear
(23) it rotates, when needing speed change, opens the small machine (2122), drive the connection rod of gear shifting (2120) and the crank
(2119) it rotates, drives the input shaft II (2117) and the bevel gear II (2114) to rotate, to drive the bevel gear I
(2113), the multi-diameter shaft III (2115) and the partial gear (2112) rotation, the partial gear (2112) and one
A straight spur gear II (2111) engagement rotation, two straight spur gear II (2111) intermeshing rotations,
Then the bearing block I (2110), the multi-diameter shaft II (2109) and the Variable-Speed Ball (2108) rotation are driven, in addition to described
Situation multi-diameter shaft II (2109) coaxial with the cone pulley I (2104) and cone pulley II (2105), the cone pulley I (2104) and described
The distance of cone pulley II (2105) to the Variable-Speed Ball (2108) center of rotation is different, realizes from the cone pulley I (2104) to institute
The difference for stating cone pulley II (2105) revolving speed rotates the multi-diameter shaft II (2109), the cone pulley I (2104) and the cone pulley II
(2105) change to the distance ratio of the Variable-Speed Ball (2108) center of rotation, realize from the cone pulley I (2104) to
The variation of cone pulley II (2105) revolving speed quickly accelerates, the purpose that speed change accelerates, the partial gear to realize
(2112) it is only engaged with straight spur gear II (2111) part, prevents the multi-diameter shaft II (2109) and the cone pulley I
(2104) interfere with the cone pulley II (2105).
5. a kind of rubber-tyred quick washing testing machine as described in claim 1, it is characterised in that: lifting device (3) packet
Include: crankshaft (31), connecting rod (32), telescopic rod (33) and motor II (34), the crankshaft (31) are fixed on ground by bearing block
On, two described connecting rod (32) one end are connected on two sections of rod journals of the crankshaft (31), and the other side is separately connected
On the square with the axis roundlet column holder at the top of two telescopic rods (33)；Two telescopic rods (33) difference lands used
Foot bolt is fixed on the ground immediately below the percussion mechanism (1), and the telescopic rod (33) is made of four pitch circle column casings, most lower
Through maximum and have the chassis being threadedly coupled with ground in the cylindrical drum of face, above three pitch circle column casing inner and outer diameters be sequentially reduced, it is most upper
There is a semicircular ring on face cylindrical drum top, and semicircular ring interior diameter is equal to multi-diameter shaft I (11) the outermost both ends of the percussion mechanism (1)
Shaft diameter, multi-diameter shaft I (11) both sides outermost end of top semi-circular ring and the percussion mechanism (1) when the telescopic rod (33) is promoted
Shaft part is in contact, and a square with the axis roundlet column holder is each side arranged at semicircular ring lower part, and the telescopic rod (33) is complete
It when contraction, is not interfered with the percussion mechanism (1) fallen, just by the punching when telescopic rod (33) extends completely
It hits device (1) and the buffer unit (4) is promoted at fixed ejection counter weight device (5)；The motor II (34) passes through
Shaft coupling is connected with the crankshaft (31)；When the motor II (34) rotation, the crankshaft (31) are driven to rotate, to drive
Connecting rod (32) rotation, finally drives the telescopic rod (33) to stretch up and down, realizes the mesh for promoting the percussion mechanism (1)
, the crankshaft (31), the connecting rod (32), the telescopic rod (33) and the motor II (34) form offset slider-crank machine
Structure has crank angle between two limit positions, generates F.F. effect, realizes the purpose of the percussion mechanism (1) fast lifting.
6. a kind of rubber-tyred quick washing testing machine as described in claim 1, it is characterised in that: buffer unit (4) packet
Include: bumper housings (41), buffering inner casing (42), spring I (43), ball (44) are gentle to be punched through lid (45), the buffering inner casing
(42) generally cylindrical, diameter is greater than the fixation body diameter in the support guide (14) in the percussion mechanism (1), with circle
Axis of a cylinder is axis, bores an annular groove from top to bottom on the basis of upper surface, annular groove outer diameter be less than whole cylindrical diameter and
Equal with the outer diameter of the spring I (43), the internal diameter of annular groove is equal with the internal diameter of the spring I (43), depth and the bullet
The three circle height of spring I (43) are equal, and the buffering inner casing (42) lower end surface is using whole cylindrical shaft as axis, every 90 ° of brills, one spiral shell
Pit, threaded hole major diameter is equal with four unthreaded hole diameters of fixation cylindrical tip in support guide (14), the buffering inner casing
(42) lower end surface and support guide (14) upper surface of the percussion mechanism (1) are connected with, the buffering transparent cover
It (45) is an annulus, interior diameter is less than the overall diameter of buffering inner casing (42), and the bracket for being greater than the percussion mechanism (1) is led
The overall diameter of bar (14), overall diameter are equal to cylinder diameter under the bumper housings (41), original state, the buffering inner casing
(42) lower end surface is contacted with the buffering transparent cover (45), limits the position of buffering inner casing (42), the buffering transparent cover (45)
It is bolted on the bumper housings (41) lower end surface；Generally upper and lower two concentric cylinders of the bumper housings (41)
Body, lower body diameter are greater than upper body diameter, and lower cylinder height is much smaller than upper cylinder height, and lower cylinder is for fixing the buffering
Inner casing (42) and its transparent cover bore a circular hole using two cylinder axis as axis on the basis of following cylindrical body lower end surface, bore dia is greater than
Buffering inner casing (42) outer dia, hole depth are twice of described buffering inner casing (42) height；Spring I (43) lower end
The annulus trench bottom of face and buffering inner casing (42) compresses, and spring I (43) central diameter is equal with annular groove central diameter, the bullet
The wire diameter of spring I (43) is equal with annulus groove width, and spring I (43) upper end is welded on the bumper housings (41) cylinder
Hole upper end, spring I (43) lower end are fixed in the annular groove of buffering inner casing (42)；The ball (44) is mounted on institute
On the cylindrical hole inner wall for stating bumper housings (41), the ball (44) and buffering inner casing (42) outer surface are tangent；It is flat when having
Row is when the external force of the bumper housings (41) axis, the support guide of buffering inner casing (42) and the percussion mechanism (1)
(14) it is moved upwards on the ball (44) along the bumper housings (41) cylindrical hole direction together, the ball (44) exists
Fixed-axis rotation is done on bumper housings (41) the cylindrical hole inner wall, reduces the abrasion of buffering inner casing (42), the spring I
(43) it is compressed when the buffering inner casing (42) moves upwards, elastic force increases, and slows down the speed of buffering inner casing (42), most
Slow down the impact of multi-diameter shaft I (11) in the percussion mechanism (1) eventually, after removing the external force, the spring I (43) will be in the buffering
Shell (42) back into initial position, and buffering transparent cover (45) limits the initial position of buffering inner casing (42).
7. a kind of rubber-tyred quick washing testing machine as described in claim 1, it is characterised in that: the fixed ejection is with refitting
Setting (5) includes: clump weight (51), fixed ejector (52) and bracket II (53), and the clump weight (51) is homogeneous cuboid,
Center of gravity is overlapped with bumper housings (41) axis of the buffer unit (4), and the clump weight (51) increases the percussion mechanism (1)
Quality, then increase its impact force, the clump weight (51) is welded in the bumper housings (41) in the buffer unit (4)
On the upper surface of cylinder, center weld one cylinder in clump weight (51) upper surface is monosymmetric in axis on cylindrical side
Two wedge grooves are cut, and distance of the wedge groove upper surface apart from cylinder upper surface is equal to upper in the fixed ejector (52) fix
2/3rds of the cylindrical cavity depth of shell (521), the wedge groove upper surface is perpendicular to the axis, and lower end surface and upper surface are in 60 °
Chamfered edge pin (523) in angle, the wedge groove and the fixed ejector (52) cooperates；The support guide of the percussion mechanism (1)
(14) superolateral two guide cylinders pass through two side rings of the fixed ejector (52)；On the fixed ejector (52)
End is welded on the upper end of the bracket II (53), and bracket II (53) lower part is connected on ground with foundation bolt；When acceleration,
The cylinder upper end of clump weight (51) upper surface is fixed on fixed ejector (52) lower end by the chamfered edge pin (523)
Cylindrical hole in, after the completion of acceleration, cylinder on the clump weight (51) pop-up from the fixed ejector (52), along guiding
Bar falls vertically, and in dropping process, tire I (12) and tire II (16) are final to realize simulation aircraft drop because inertia continues to rotate
When falling, tire I (12) and tire II (16) are impacted and are rubbed to the high-speed overload of floor coating.
8. a kind of rubber-tyred quick washing testing machine as claimed in claim 1 or 7, it is characterised in that: the fixed ejector
It (52) include: upper set casing (521), lower set casing (522), chamfered edge pin (523), spring II (524), spring III (525) and electricity
Magnet (526), fixed shell (521) is connected with the lower set casing (522), on fixed shell (521)
Portion is the cylindrical body of an axis vertical, and lower part is the cylindrical body of axis horizontal, and two axial lines intersect and two cylinder diameters are equal,
Upper cylindrical body is located at lower cylindrical body bus center, and lower cylindrical body cuts lower half portion along the horizontal plane, and lower half portion is along lower cylindrical shaft
Line cuts a semicolumn slot, and remainder end face is equal with curved surface wall thickness, forms half of horizontal cavity, along upper cylinder axis,
Following bottom cylindrical face is that basal plane bores a cylinder blind hole, and bore dia is equal to the diameter of cylinder on the clump weight (51), and remaining
Operative tip is equal with side wall thickness, forms the upper part of vertical inner cavity, one circle rectangular slab of lower cylinder outer welding, in rectangular slab
A rectangular block is respectively welded in the plane two sides that side is constituted perpendicular to vertical axis and horizontal axis, rectangular block outboard end facing cut at
Semi-cylindrical bores a cylindrical hole at cylindrical center, and the bore dia is equal to the support guide (14) of the percussion mechanism (1)
The diameter of outside guide cylinder, guide cylinder and the cylindrical hole clearance fit；The lower set casing (522) with it is fixed
Shell (521) outer shape is symmetrical, and the lower set casing (522) bores one and fixed shell (521) inner hole along vertical axis
The equal and coaxial through-hole of diameter forms the lower part of vertical inner cavity, lower set casing (522) the upper half cylinder outer balanced welding
A circle rectangular slab is connect, has hole on rectangular slab, realizes that fixed shell (521) and the lower set casing (522) are bolted, together
Sample welds rectangular block, and guide cylinder passes through through-hole thereon on the outside of the support guide (14) of the percussion mechanism (1)；The electromagnet
(526) there are two altogether, shape is cylinder, is separately mounted to the both ends of horizontal cavity, and axis horizontal is placed, diameter with it is described
Upper set casing (521) and the lower set casing (522) intracavity diameter are equal, and interference fit, one end far from vertical inner cavity connects
Electric wire；There are two the spring II (524) is total, one end is separately fixed at the respective electromagnet (526) close to vertical inner cavity
One end；There are two the chamfered edge pin (523) is total, the chamfered edge pin (523) is that a radius is equal to fixed shell (521)
The cylindrical body of horizontal cavity radius, chamfered edge pin (523) axis horizontal, cuts the one third of diameter, and cut along the horizontal plane
For the plane generated after removing as upper ends, the above plane in an end face perpendicular to the axis is benchmark face, the above plane and the end
Face intersecting lens is axis, and 60 ° of inclination cuts out a wedge shape, and the other end and the other end of the spring II (524) are fixed；The spring
III (525) one end is welded on the upper end of the vertical inner cavity of fixed shell (521), and the other end is hanging, when the percussion mechanism
(1) when being elevated, clump weight (51) the upper surface cylinder enters the vertical inner cavity of the fixed ejector (52), the spring II
(524) it drives in the wedge groove on chamfered edge pin (523) insertion clump weight (51) upper surface cylinder, and the clump weight
(51) cylinder upper end in upper surface compresses the spring III (525)；When the percussion mechanism (1) needs to fall, the electromagnetism
Iron (526) energization is magnetic, and the chamfered edge pin (523) is attracted, the wedge groove from the cylinder of the clump weight (51) upper surface
It inside exits, the spring II (524) releases energy, and the percussion mechanism (1) is under the action of gravity and elastic force along the impact
(14) the two outside guide cylinder direction of support guide of device (1) is impacted straight down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272397.2A CN109813616A (en) | 2019-04-04 | 2019-04-04 | A kind of rubber-tyred quick washing testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272397.2A CN109813616A (en) | 2019-04-04 | 2019-04-04 | A kind of rubber-tyred quick washing testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109813616A true CN109813616A (en) | 2019-05-28 |
Family
ID=66611367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910272397.2A Withdrawn CN109813616A (en) | 2019-04-04 | 2019-04-04 | A kind of rubber-tyred quick washing testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109813616A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132616A (en) * | 2019-05-31 | 2019-08-16 | 梁徽耀 | Performance detection apparatus is worn in a kind of resistance of automobile tire |
| CN112485136A (en) * | 2020-11-09 | 2021-03-12 | 马鞍山海森控电气有限公司 | Digital display compaction rate tester |
-
2019
- 2019-04-04 CN CN201910272397.2A patent/CN109813616A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132616A (en) * | 2019-05-31 | 2019-08-16 | 梁徽耀 | Performance detection apparatus is worn in a kind of resistance of automobile tire |
| CN112485136A (en) * | 2020-11-09 | 2021-03-12 | 马鞍山海森控电气有限公司 | Digital display compaction rate tester |
| CN112485136B (en) * | 2020-11-09 | 2022-09-13 | 马鞍山海森控电气有限公司 | Digital display compaction rate tester |
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Application publication date: 20190528 |