A kind of antiwind crawler driving whell of unidirectional slip
Art
The invention belongs to track drive technical field, more particularly to a kind of antiwind crawler driving whell of unidirectional slip.
Background technology
Current track drive uses the various aspects in engineering truck;The durability of engineering truck crawler belt, any landform are led to
The property crossed and anti-destructive etc. are all to evaluate a leading indicator for crawler belt engineering truck quality;Particularly travel with each plantation
Thing, can wheel wound stalk or the ground with the abandoned steel wire with certain length, crawler driving whell wedge angle is equal
Can easier be wound, the lighter causes driving to be obstructed, severe one destruction caterpillar belt structure, cause larger loss, influence work to appoint
Business.So a kind of antiwind crawler driving whell of design is necessary.
A kind of antiwind crawler driving whell of unidirectional slip of present invention design solves as above problem.
The content of the invention
To solve drawbacks described above of the prior art, the present invention discloses a kind of antiwind crawler driving whell of unidirectional slip,
It is realized using following technical scheme.
A kind of antiwind crawler driving whell of unidirectional slip, it is characterised in that:It includes skewed slot, drives torus, drives point
Angle, catch spring, block, catch spring groove, guide groove, centre wheel, hole clipping, drive cavity, race, first gear, second gear, fixture block chamber, mother
On block, sub-block, second gear axle, block teeth groove, guide block, ramp, block tooth bar, first gear axle, wherein centre wheel outer edge surface
18 races are provided with, centre wheel is connected with the drive shaft of vehicle;Drive and 18 drivings are uniformly circumferentially installed on torus outer edge surface
Wedge angle, has skewed slot between two adjacent driving wedge angles, and skewed slot inclines 45 degree to driving torus side;Distance is driven on skewed slot
The radial distance of driving wheel ring ring heart is provided with drive cavity on minimum side centre position, and block teeth groove is provided with the middle of skewed slot;Drive
Wedge angle both sides root is provided with guide groove, and guide groove only direction passes the side for driving wedge angle obliquely upward;Drive pointed tip two
Side is respectively provided with catch spring groove;Two catch springs are separately mounted to drive pointed tip both sides with identical mounting means, for wherein appointing
One catch spring of meaning, catch spring one end is arranged on and drives wedge angle the top of the horn, and the other end is located in catch spring groove;Near driving wedge angle in catch spring
1/3 section under natural retracted position curvature be 0;Torus is driven to be arranged on centre wheel, and drive cavity is corresponding with race;Drive cavity
It is made up of first gear chamber and second gear chamber, two chamber insertions, first gear chamber is near the skewed slot for driving torus, second gear chamber
Near centre wheel;First gear is arranged on first gear chamber both sides by first gear axle, and second gear passes through second gear axle
In second gear chamber, there is axle tooth on first gear axle, second gear is engaged with the axle tooth on first gear axle;Two
Sub-block is symmetrically mounted on mother tuber, and mother tuber and sub-block are arranged in race, the one of sub-block upside tool in two sub-blocks
There is flute profile, second gear is engaged with the sub-block with flute profile;Block downside has and block upside into 45 degree of ramps at angle, block
Tooth bar is arranged in ramp;Two hole clippings are symmetrically provided with ramp on the position of lower middle, and two hole clippings are located at respectively
Block tooth bar both sides, two guide blocks are symmetrically mounted at block both sides, and near ramp upside;Block is by ramp and skewed slot
Coordinate and be arranged on driving torus, block tooth bar is located in block teeth groove, guide block is located in guide groove, first gear and block tooth
Bar is engaged;In sliding process in skewed slot, sub-block coordinates block with hole clipping.
Drive to have on torus relative to traditional track drive technology, in the present invention and drive wedge angle, by driving wedge angle
In snapping in crawler belt draw-in groove, and then drive crawler belt operation.Gear is installed in the present invention in the groove that adjacent driven wedge angle is formed
Block, block is kept in a groove by self friction power and centrifugal force, and block is played and prevents general weeds or can twister
Cause the effect of the failure of Athey wheel on winding driving wedge angle on the drive wheel;And when crawler belt is with driving wedge angle to contact,
Groove between block extrusion adjacent driven wedge angle can be ensured crawler belt and smoothly be driven by driving wedge angle by crawler belt.Block passes through
Ramp can in skewed slot tilt slide, block tooth bar is slided in block teeth groove in slip, at the same block tooth bar pass through first
The transmission belt mover block and mother tuber of gear and second gear are skidded off from race, can be sent out with the block for inclining decline after skidding off
Raw interference, sub-block can be inserted in hole clipping, and a limited support is played a part of to block;Simultaneously in sub-block is inserted into hole clipping
When, guide groove does not pass downwards driving torus one end also to have carried out spacing to guide block, and the support of two kinds of position-limiting actions and sub-block is total to
Under same-action, the downward-sloping movement of block will not go out driving torus.The driven Design mesh of other first gear and second gear
Be, by two engagements of gear, it is ensured that sub-block to skid off direction consistent with the inclination movement direction of block;In addition because
The displacement of sub-block is greater than for the slide displacement of block, so also there is two gears of design regulation gearratio to cause what is skidded off
Sub-block is just inserted into the effect in hole clipping.45 degree of designs of block ramp ensure that block will not be slided under deadweight along skewed slot
It is dynamic.Catch spring in design in a free state in catch spring near drive 1/3 section of wedge angle under natural retracted position curvature be 0,
Such design ensure that and drive the space between wedge angle and block to be blocked by catch spring;Because curvature is 0 so that catch spring top surface connects
Hither plane and parallel with block top surface, it is therefore prevented that easy twister be wrapped in block and drive between wedge angle space in.Work as driving
After wedge angle is snapped in crawler belt, crawler belt presses pressure to catch spring, during catch spring one end can slide into catch spring groove by deformation, it is to avoid with shoe
Band interference, influence transmission;After distress resolves, catch spring restores to the original state state under elastic force.Specific embodiment is as follows:Originally,
Completely in skewed slot, sub-block is completely in race for block ramp;Start to snap in when the adjacent driving wedge angle of block on torus is driven
When in crawler belt, to block pressure pressure, block can be along skewed slot slide downward, and drive gear in slip skids off sub-block for crawler belt,
When block drop to do not interfere with drive wedge angle and crawler belt normal to engage after, block is spacing by guide groove, while sub-block is inserted into
In hole clipping, stronger supporting role is played to block.After crawler belt is disengaged drives wedge angle, block is extensive under itself centrifugal action
It is multiple to the state being completely in skewed slot, while sub-block is transmitted in returning to race.
Brief description of the drawings
Fig. 1 is driving wheel structure schematic diagram.
Fig. 2 is driving wheel structure side view.
Fig. 3 is driving wheel ring structure schematic diagram.
Fig. 4 is centre wheel structural representation.
Fig. 5 is to drive between wedge angle structural representation in groove.
Fig. 6 is gear drive sectional view.
Fig. 7 is gear drive side view.
Fig. 8 is driving wheel torus gear cavity schematic diagram.
Fig. 9 is sub-block transmission schematic diagram.
Figure 10 is stop block structure schematic diagram.
Figure 11 is gear mesh schematic representation.
Figure 12 is that catch spring installs side view.
Label title in figure:1st, skewed slot, 2, drive torus, 3, drive wedge angle, 4, catch spring, 5, block, 6, catch spring groove, 7, lead
Groove, 8, centre wheel, 9, hole clipping, 10, drive cavity, 11, race, 12, first gear chamber, 13, first gear, 14, second gear chamber,
15th, second gear, 17, mother tuber, 18, sub-block, 19, second gear axle, 20, block teeth groove, 21, guide block, 22, ramp, 23, block
Tooth bar, 24, first gear axle.
Specific embodiment
As shown in Figure 1, 2, it includes skewed slot 1, drives torus 2, drives wedge angle 3, catch spring 4, block 5, catch spring groove 6, guide groove
7th, centre wheel 8, hole clipping 9, drive cavity 10, race 11, first gear 13, second gear 15, fixture block chamber, mother tuber 17, sub-block 18,
Two gear shafts 19, block teeth groove 20, guide block 21, ramp 22, block tooth bar 23, first gear axle 24, wherein as shown in figure 4, in
18 races 11 are provided with the outer edge surface of heart wheel 8, centre wheel 8 is connected with the drive shaft of vehicle;As shown in figure 3, driving the outer rim of torus 2
It is circumferential on face that 18 driving wedge angles 3 are uniformly installed, there is skewed slot 1 between two adjacent driving wedge angles 3, and skewed slot 1 is to drive
The side of driving wheel ring 2 inclines 45 degree;Distance drives and opened on the minimum side centre position of the radial distance of the ring heart of torus 2 on skewed slot 1
There is drive cavity 10, as shown in Fig. 5,8, block teeth groove 20 is provided with the middle of skewed slot 1;The both sides root of wedge angle 3 is driven to be provided with guide groove 7,
And guide groove 7 only obliquely upward direction pass drive wedge angle 3 side;As shown in Fig. 5,12, the top both sides of wedge angle 3 are driven to be respectively provided with
Catch spring groove 6;Two catch springs 4 are separately mounted to drive wedge angle 3 top both sides with identical mounting means, for wherein any one
Catch spring 4, one end of catch spring 4 is arranged on and drives the top of the horn of wedge angle 3, and the other end is located in catch spring groove 6;Near driving wedge angle 3 in catch spring 4
1/3 section under natural retracted position curvature be 0;As shown in Fig. 2 drive torus 2 be arranged on centre wheel 8 on, and drive cavity 10 with
The correspondence of race 11;As shown in Fig. 6,8, drive cavity 10 is made up of first gear chamber 12 and second gear chamber 14, two chamber insertions, first
, near the skewed slot 1 for driving torus 2, second gear chamber 14 is near centre wheel 8 for gear cavity 12;As shown in Figure 11,7,9, first gear
13 are arranged on the both sides of first gear chamber 12 by first gear axle 24, and second gear 15 is arranged on second by second gear axle 19
In gear cavity 14, there is axle tooth on first gear axle 24, second gear 15 is engaged with the axle tooth on first gear axle 24;Such as Figure 11
Shown, two sub-blocks 18 are symmetrically mounted on mother tuber 17, and mother tuber 17 and sub-block 18 are arranged in race 11, in two sub-blocks 18
The upside of one of sub-block 18 there is flute profile, second gear 15 is engaged with the sub-block 18 with flute profile;As shown in Figure 10, block
5 downsides have with, into 45 degree of ramps at angle 22, block tooth bar 23 is arranged in ramp 22 on the upside of block 5;In the middle of in ramp 22 partially
Under position on be symmetrically provided with two hole clippings 9, and two hole clippings 9 are located at the both sides of block tooth bar 23, two guide blocks 21 pairs respectively
Ground is claimed to be arranged on the both sides of block 5, and near the upside of ramp 22;Block 5 is arranged on driving by the cooperation of ramp 22 and skewed slot 1
On torus 2, block tooth bar 23 is located in block teeth groove 20, and guide block 21 is located in guide groove 7, and first gear 13 is nibbled with block tooth bar 23
Close;In sliding process in skewed slot 1, sub-block 18 coordinates block 5 with hole clipping 9.
In sum, drive to have on torus 2 in the present invention and drive wedge angle 3, crawler belt draw-in groove is snapped in by driving wedge angle 3
In, and then drive crawler belt operation.Block 5 is installed in the groove that adjacent driven wedge angle 3 is formed, block 5 is leaned in the present invention
Self friction power and centrifugal force keep in a groove, block 5 play prevent general weeds or can twister be wrapped in drive
Cause the effect of the failure of Athey wheel on driving wedge angle 3 on driving wheel;And when crawler belt is with driving wedge angle 3 to contact, crawler belt meeting
Block 5 is extruded into the groove between adjacent driven wedge angle 3 to ensure that crawler belt is smoothly driven by driving wedge angle 3.Block 5 is by oblique
Rail 22 can in skewed slot 1 tilt slide, as shown in fig. 7, slide in block tooth bar 23 is slided in block teeth groove 20, while keep off
Block tooth bar 23 is skidded off by the transmission belt mover block 18 and mother tuber 17 of first gear 13 and second gear 15 from race 11, is skidded off
Can be interfered with the block 5 for inclining decline afterwards, sub-block 18 can be inserted in hole clipping 9, and a limited support is played to block 5
Effect;Simultaneously when sub-block 18 is inserted into hole clipping 9, guide groove 7 does not pass downwards driving torus 2 one end and also guide block 21 is entered
Go spacing, under the support collective effect of two kinds of position-limiting actions and sub-block 18, the downward-sloping movement of block 5 will not go out driving wheel
Ring 2.Other first gear 13 is with the driven Design purpose of second gear 15, by two engagements of gear, it is ensured that son
Block 18 to skid off direction consistent with the inclination movement direction of block 5;In addition because the slide displacement of block 5 is greater than sub-block 18
Displacement, so also there is two gears of design regulation gearratio to cause that the sub-block 18 for skidding off just is inserted into the work in hole clipping 9
With.45 degree of designs of the ramp 22 of block 5 ensure that block 5 will not be slided under deadweight along skewed slot 1.Catch spring 4 in design exists
Under free state in catch spring 4 near drive 1/3 section of wedge angle 3 under natural retracted position curvature be 0, such design ensure that
The space between wedge angle 3 and block 5 is driven to be blocked by catch spring 4;Because curvature be 0 cause the top surface of catch spring 4 close to plane and with gear
The top surface of block 5 is parallel, it is therefore prevented that easy twister is wrapped in the space between block 5 and driving wedge angle 3.Snapped in when wedge angle 3 is driven
After in crawler belt, crawler belt presses pressure to catch spring 4, during the one end of catch spring 4 can slide into catch spring groove 6 by deformation, it is to avoid dry with crawler belt
Relate to, influence transmission;After distress resolves, catch spring 4 restores to the original state state under elastic force.Specific embodiment is as follows:Originally, block
Completely in skewed slot 1, sub-block 18 is completely in race 11 for 5 ramps 22;Opened when the adjacent driving wedge angle 3 of block 5 on torus 2 is driven
When beginning is snapped in crawler belt, crawler belt presses pressure to block 5, and block 5 can be along the slide downward of skewed slot 1, and drive gear in slip makes
Sub-block 18 is skidded off, when block 5 drop to do not interfere with drive wedge angle 3 and crawler belt normal to engage after, block 5 is spacing by guide groove 7,
Sub-block 18 is inserted into hole clipping 9 simultaneously, and stronger supporting role is played to block 5.After crawler belt is disengaged drives wedge angle 3, block 5
The state being completely in skewed slot 1 is returned under itself centrifugal action, while sub-block 18 is transmitted in returning to race 11.