CN105782295B - buffer brake device - Google Patents
buffer brake device Download PDFInfo
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- CN105782295B CN105782295B CN201610365073.XA CN201610365073A CN105782295B CN 105782295 B CN105782295 B CN 105782295B CN 201610365073 A CN201610365073 A CN 201610365073A CN 105782295 B CN105782295 B CN 105782295B
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- Prior art keywords
- brake disc
- skewback
- screw rod
- brake
- end cap
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 34
- 230000000694 effects Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 13
- 238000003801 milling Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
Abstract
Buffer brake device, it is characterised in that：Buffer brake device includes left end cap, fixed skewback, rotate skewback, left brake disc, right brake disc, cut spring, screw rod, butterfly spring, housing, internal thread, lead, guide groove and right end cap, buffer brake device is fixedly mounted on vehicle frame by housing, housing has the inner chamber of a cylinder, the part of buffer brake device is all arranged in cylindrical cavity, rotary shaft passes through left end cap, fixed skewback, rotate skewback, left brake disc, right brake disc, screw rod, the centre bore of butterfly spring and right end cap, the center line and left end cap of rotary shaft, fixed skewback, rotate skewback, left brake disc, right brake disc, screw rod, the center line of butterfly spring and right end cap is overlapped, rotary shaft and left end cap, fixed skewback, rotate skewback, left brake disc, right brake disc, the endoporus of butterfly spring and right end cap is that gap coordinates or connected by bearing, the endoporus of rotary shaft and screw rod is interference fit, screw rod and rotary shaft synchronous rotary.
Description
Technical field
The present invention relates to buffer brake device, it is adaptable to various vehicles, belongs to automobile technical field.
Background technology
The emergency braking apparatus of institute's offer vehicle is wheel side disk brake on Vehicles Collected from Market, is exactly to drive liquid using service brake
Press pump makes hydraulic tongs that the brake disc rotated together with wheel is clamped, and method the turning wheel of frictional force is produced by clamping force
Prompt drop is low, so that reaching makes the purpose of vehicle deceleration；The present invention is to be carried out using buffer brake device in the rotary shaft of vehicle
Brake hard, the huge bounce produced by butterfly spring prevents the rotation of rotary shaft, and can be produced in braking procedure
The effect of buffering, not only can preferably protect transmission system from impact, but also enable the vehicle to realize gradual braking, improve
Security performance during emergency brake of vehicle.
Apparatus of the present invention are vehicle-mounted second set of emergency braking apparatus, are skidding Double safety device.
The content of the invention
Braking brake disk is driven it is an object of the invention to provide a kind of rotation installed on the rotary shaft and utilize rotary shaft
Move right and extrude butterfly spring, the buffer brake device of brake control power is buffered to extrude butterfly spring.
Buffer brake device, it is characterised in that：
1st, buffer brake device includes left end cap, fixed skewback, rotates skewback, left brake disc, right brake disc, separation bullet
Spring, screw rod, butterfly spring, housing, internal thread, lead, guide groove and right end cap, buffer brake device is fixed by housing pacifies
On vehicle frame, housing has the inner chamber of a cylinder, and the part of buffer brake device is all arranged in cylindrical cavity, rotary shaft
Through left end cap, fixed skewback, the centre bore for rotating skewback, left brake disc, right brake disc, screw rod, butterfly spring and right end cap,
The center line of rotary shaft and left end cap, fixed skewback, rotation skewback, left brake disc, right brake disc, screw rod, butterfly spring and the right side
The center line of end cap is overlapped, rotary shaft and left end cap, fixed skewback, rotation skewback, left brake disc, right brake disc, butterfly bullet
The endoporus of spring and right end cap is that gap coordinates or connected by bearing, and the endoporus of rotary shaft and screw rod is interference fit, screw rod with
Rotary shaft synchronous rotary；One left end cap is installed on the left side of housing, fixed skewback is installed in left end cap right flank, it is fixed oblique
The left surface that block is close to the i.e. fixed skewback in face of left end cap is a vertical plane, and the another side of fixed skewback is that right flank is one
Tapered plane, the top of fixed skewback is thick following thin, and be close to fixed skewback tapered plane is the tapered plane for rotating skewback, rotates oblique
The left side of block is tapered plane, and it is vertical plane to rotate on the right of skewback, rotates the thin following thickness in top of skewback, rotates the tiltedly flat of skewback
Face and the tapered plane of fixed skewback just coincide and bonded to each other, are provided with brake handle on the top for rotating skewback, brake hand
The effect of handle is that operation rotates skewback around rotary shaft one angle, φ of rotation, 30 °≤Φ≤60 °, is rotated in off position
The inclined-plane on the inclined-plane of skewback and fixed skewback is brought into close contact, when rotating skewback and rotating because the effect of tapered plane can promote rotation
Skewback moves right；Left brake disc is installed on the right of skewback rotating, left brake disc is by the cylinder in left side and the disk on right side
Shape body is composed of a fixed connection, and the left side plane of cylinder is fitted with rotating the right plane of skewback on the left of left brake disc, left braking
Radially being made on the right side plan of discoid body on the right side of disk has tongue and groove, and the tongue and groove of left brake disc is distributed for radial symmetric, on a left side
The right center of brake disc, which has to make on the deep chamber of a cylinder, the inner headed face of deep chamber, levogyrate inner thread, with left-handed interior spiral shell
What line was mutually screwed is fixedly mounted at the screw rod in rotary shaft, screw rod synchronous rotary together with rotary shaft, in off working state spiral shell
The position of bar is in the deep chamber of the cylinder of right brake disc left side center, and screw rod is without self-locking performance with levogyrate inner thread
The screw thread of matter；Right brake disc is in the right of left brake disc, and right brake disc is fixed by the discoid body in left side and the cylinder on right side
Also radially being made on the left surface of discoid body on the left of connection composition, right brake disc has tongue and groove, and the tongue and groove of right brake disc is footpath
To symmetrical, the tongue and groove of left brake disc is corresponding with the tongue and groove of right brake disc and matches, in right brake disc left hand plate
Several holes are evenly distributed with the left plane of shape body, cut spring is installed in hole, cut spring some stretch out to the left
The left plane of discoid body on the left of right brake disc, in order to can be compressed when left brake disc and right brake disc fit together point
From spring and cut spring is set to keep producing a bounce, and when left brake disc and right brake disc are not acted on by external force, point
Left brake disc can be lifted off right brake disc from spring and left brake disc is separated with right brake disc；The discoid body on the left of right brake disc
Left plane outer most edge on two leads are installed, lead is individually positioned in two-way guide groove, the geometry character of guide groove
Matter is the internal thread without self-lock ability, and the effect of guide groove is to make right brake disc when lead is slided in guide groove
Can be while producing rotation during moving right, guide groove turnning and milling rotation direction on the inwall of housing is left-handed；In housing
Low order end is provided with right end cap, and the effect one of right end cap is the inner chamber of seal casinghousing, and two be to fix butterfly spring, butterfly spring
Left end and right brake disc on the right side of the right-hand member of cylinder contact, the right side and a left side for butterfly spring of cylinder on the right side of right brake disc
End plates are shiny surface, make right brake disc when being moved to dextrorotation, and the right side of cylinder can push butterfly on the right side of right brake disc
The left end panel of spring, makes butterfly spring bear pressure and the urgent system of absorption produced from right brake disc when in rotary moving to the right
The impact energy of movable property life, so that brake is buffered；In addition, making rotation skewback turn around rotary shaft in pulling brake handle
When dynamic, the skewback left brake disc of top pressure to the right is rotated, and the right side plan of discoid body on the right side of left brake disc is moved right and close
The left plane of discoid body on the left of right brake disc, the right side plan of discoid body extrudes plate-like on the left of right brake disc on the right side of left brake disc
Cut spring in the left plane of body simultaneously makes the tongue and groove on the right side of left brake disc on the right side plan of discoid body just be caught in right system
On the left of Moving plate during tongue and groove in the left plane of discoid body, the external screw thread of screw rod also just screws in the internal thread of the deep chamber of left brake disc
Go up and make the rotation of rotary shaft drive left brake disc in rotary moving to the right, left brake disc is in rotary moving to the right to drive right braking to spiral
Steering is moved right, so as to push butterfly spring, makes left brake disc and the process in rotary moving to the right of right brake disc and right brake disc
The process of butterfly spring is pushed, buffering braking action is realized.
2nd, brake handle is connected by brake cable with parking brake, and when setting the parking brake normally to move half i.e. one grade to, parking brake is drawn
Line only pulls parking brake to play braking action, when parking brake is drawn to bottom i.e. two grade, while parking brake plays braking action, also pulls
Brake handle makes buffer brake device open braking action, after buffer brake device stops parking, because screw rod with internal thread is
The geometric properties of screw thread, guide groove without self-locking property is also the internal thread without self-lock ability, so, car, which is stopped, to stop
Braking action afterwards checks car with regard to armrest.
3rd, in normal vehicle operation, rotary shaft is to turn clockwise（Eyed right from left side）, when pull-up parking brake is to two grades
Afterwards, because fixed skewback to the right elapses rotation skewback with rotating the fit effect of tapered plane of skewback, due to rotating skewback and a left side
Brake disc is close together, therefore also causes left brake disc to move to the right and compress cut spring and make the tongue and groove of left brake disc
The tongue and groove of right brake disc is just caught in, now the internal thread of left brake disc is just close and screws in the external screw thread of screw rod, works as a left side
After internal thread at disc centres is in contact with screw rod, screw rod will mutually be screwed with internal thread, because screw rod in rotary shaft is solid
It is fixed, so left brake disc will constantly move right with the increase of internal thread and screw rod screwing length, when left brake disc
The right side when being fitted completely with the left side of right brake disc cut spring be just all compressed in the endoporus of right brake disc, it is and right
The tongue and groove of brake disc is mutually engaged with the tongue and groove of left brake disc, and now left brake disc continues rotation and moves right and make right braking
Disk moves right simultaneously, and right brake disc is during moving right because the effect of guide groove is so that itself produces the center of surrounding
Line is rotated counterclockwise（Eyed right from left end）, while right brake disc move right also begin to compress butterfly spring, with to
Amount that the increase butterfly spring of momentum compressed is moved to right also in increase, the elastic force that butterfly spring is produced synchronously increases, butterfly spring
The elastic force of generation moves right to right brake disc and generates corresponding resistance, and this resistance can slow down the rotating speed of rotary shaft and make
Rotary shaft, which is finally stopped, to be rotated to reach the purpose of braking；Because having what a butterfly spring was compressed during braking
Process, so this process will not produce the rigid braking stopped suddenly and have cushioning effect；When rotary shaft stops completely
After not rotating, left brake disc is not subjected to thrust to the right, and right brake disc is biased toward left side under the elastic force effect of butterfly spring,
Right brake disc turns clockwise during moving to the left because the effect of guide groove can be produced（Eyed right from left end）And
Left brake disc is driven to rotate together, internal thread is gradually screwed out to the left from screw rod when left brake disc is rotated clockwise, when
Elastic force when internal thread is screwed out to the left completely from screw rod in cut spring acts on bottom left brake disc by bullet to the left, at this moment left system
Moving plate is completely disengaged from right brake disc and contacted, and right brake disc does not also recompress butterfly spring, left brake disc, right brake disc and butterfly
Spring is again all in off working state, and buffer brake device returns to non-skidding state.
The present invention has advantages below compared with prior art：
1st, safety shut-down needs dual fail-safe, but is not also finding the patent of correlation without similar product on the market
And documents and materials.
2nd, overall structure is simple, and the number of parts used is few, reduces production cost.
3rd, there is the function of buffering during brake hard so that braking is more steady.
4th, buffer brake device is without abrasion, and service life is long.
5th, vehicle, which stops buffer brake device after walking, to automatically reset.
Brief description of the drawings
Fig. 1 is schematic diagram of the buffer brake device under released state；
Fig. 2 is the action diagram of brake handle；
Fig. 3 is enclosure interior guide groove schematic diagram；
Fig. 4 is schematic diagram of the buffer brake device under bonding state；
Fig. 5 is schematic diagram when left brake disc is combined with right brake disc.
In Fig. 1-5：1st, rotary shaft 2, left end cap 3, fixed skewback 4, brake handle 5, rotation skewback 6, a left side
Brake disc 7, right brake disc 8, cut spring 9, screw rod 10, butterfly spring 11, housing 12, internal thread 13,
Lead 14, guide groove 15, right end cap.
Embodiment
In the embodiment shown in Fig. 1-5：Buffer brake device, it is characterised in that：Buffer brake device includes left end cap
2nd, fixed skewback 3, rotate skewback 5, left brake disc 6, right brake disc 7, cut spring 8, screw rod 9, butterfly spring 10, housing 11,
Internal thread 12, lead 13, guide groove 14 and right end cap 15, buffer brake device are arranged on vehicle frame by housing 11, housing
11 have the inner chamber of a cylinder, and the part of buffer brake device is all arranged in cylindrical cavity, rotary shaft 1 through left end cap 2,
Fixed skewback 3, the centre bore for rotating skewback 5, left brake disc 6, right brake disc 7, screw rod 9, butterfly spring 10 and right end cap 15, rotation
The center line of rotating shaft 1 and left end cap 2, fixed skewback 3, rotation skewback 5, left brake disc 6, right brake disc 7, screw rod 9, butterfly spring
10 and the center line of right end cap 15 overlap, rotary shaft 1 and left end cap 2, fixed skewback 3, rotate skewback 5, it is left brake disc 6, right
The endoporus of brake disc 7, butterfly spring 10 and right end cap 15 is that gap coordinates or connected by bearing, and rotary shaft 1 is interior with screw rod 9
Hole is interference fit, screw rod 9 and the synchronous rotary of rotary shaft 1；One left end cap 2 is installed on the left side of housing 11, existed as shown in Figure 1
The right flank of left end cap 2 is provided with fixed skewback 3, and the left surface for the i.e. fixed skewback 3 in face that fixed skewback 3 is close to left end cap 2 is
One vertical plane, the another side of fixed skewback 3 is that right flank is a tapered plane, and the top of fixed skewback 3 is thick following thin, is close to
The fixed tapered plane of skewback 3 is the tapered plane for rotating skewback 5, and the left side for rotating skewback 5 is tapered plane, rotates the right of skewback 5
It is vertical plane, rotates the thin following thickness in top of skewback 5, the tapered plane for rotating the tapered plane and fixed skewback 3 of skewback 5 just coincide
And it is bonded to each other, brake handle 4 is installed on the top for rotating skewback 5, the effect of brake handle 4 is that operation rotation skewback 5 encloses
An angle, φ is rotated around rotary shaft 1,30 °≤Φ≤60 °, the inclined-plane and fixed skewback 3 of skewback 5 are rotated in off position
Inclined-plane is brought into close contact, when rotating skewback 5 and rotating because the effect of tapered plane can promote rotation skewback 5 to move right；Rotating
The right of skewback 5 is provided with left brake disc 6, and left brake disc 6 is composed of a fixed connection by the cylinder in left side and the discoid body on right side,
The left side plane of the left left side cylinder of brake disc 6 is fitted with rotating the right plane of skewback 5, the left right side discoid body of brake disc 6
Radially made on right side plan just like the tongue and groove shown in Fig. 5, the tongue and groove of left brake disc 6 is distributed for radial symmetric, in left system
The right center of Moving plate 6, which has to make on the deep chamber of a cylinder, the inner headed face of deep chamber, levogyrate inner thread 12, with left-handed interior spiral shell
What line 12 was mutually screwed is fixedly mounted at the screw rod 9 in rotary shaft 1, the synchronous rotary together with rotary shaft 1 of screw rod 9, in inoperative
The position of state screw rod 9 is in the deep chamber of cylinder of the right left side center of brake disc 7 as shown in Figure 1, screw rod 9 with it is left-handed interior
Screw thread 12 is the screw thread without self-locking property；Right brake disc 7 is in the right of left brake disc 6, right brake disc 7 by left side disk
Shape body and the cylinder on right side are composed of a fixed connection, and are also radially made on the left surface of the right left side discoid body of brake disc 7 just like Fig. 5
Shown tongue and groove, the tongue and groove of right brake disc 7 is distributed for radial symmetric, and the tongue and groove of left brake disc 6 is recessed with right brake disc 7
Tongue is corresponding and matches, and several holes are evenly distributed with the left plane of the right left side discoid body of brake disc 7, is installed in hole
Have a cut spring 8, cut spring 8 some stretch out the left plane of the right left side discoid body of brake disc 7 to the left, in order to when
Left brake disc 6 can compress cut spring 8 when being fit together with right brake disc 7 and make cut spring 8 keep producing a bounce-back
Power, and when left brake disc 6 and right brake disc 7 are not acted on by external force, left brake disc 6 can be lifted off right brake disc 7 by cut spring 8
And left brake disc 6 is separated with right brake disc 7；Two are provided with the left plane outer most edge of the right left side discoid body of brake disc 7
Lead 13, lead 13 is individually positioned in two-way guide groove 14, as Fig. 3 the geometric propertieses of 3 guide grooves 14 be not have
The internal thread of self-lock ability, the effect of guide groove 14 is when lead 13 is slided in guide groove 14 right brake disc 7 to be made to exist
Can be while producing rotation during moving right, the turnning and milling of guide groove 14 rotation direction on the inwall of housing 11 is left-handed；In housing
11 low order end is provided with right end cap 15, and the effect one of right end cap 15 is the inner chamber of seal casinghousing 11, and two be to fix butterfly bullet
Spring 10, the left end of butterfly spring 10 is contacted with the right-hand member of the right right side cylinder of brake disc 7, the right side of the right right side cylinder of brake disc 7
The left end panel of end face and butterfly spring 10 is shiny surface, makes right brake disc 7 when being moved to dextrorotation, the right right circles of brake disc 7
The right side of cylinder can push the left end panel of butterfly spring 10, butterfly spring 10 is born to come from right brake disc 7 to right rotation
The pressure that is produced when mobile and the impact energy for absorbing brake hard generation, so that brake is buffered；In addition, pulling system
When fixed handle 4 makes rotation skewback 5 around the rotation of rotary shaft 1, the left brake disc 6 of top pressure, and make left brake disc 6 to the right of skewback 5 is rotated
The right side plan of right side discoid body moves right and close to the left plane of the right left side discoid body of brake disc 7, on the left right side of brake disc 6
The right side plan of discoid body extrudes the cut spring 8 in the left plane of the right left side discoid body of brake disc 7 and makes the left right side of brake disc 6
When tongue and groove on the right side plan of discoid body is just caught in the tongue and groove in the left plane of the right left side discoid body of brake disc 7, spiral shell
The external screw thread of bar 9 also just screws on the internal thread 12 of the deep chamber of left brake disc 6 and the rotation of rotary shaft 1 is driven left brake disc 6
In rotary moving to the right, left brake disc 6 is in rotary moving to the right to drive the right rotation of brake disc 7 to move right, so as to push butterfly spring
10, the process in rotary moving to the right and right brake disc 7 of left brake disc 6 and right brake disc 7 is pushed the process of butterfly spring 10, it is real
Now buffer braking action.
Brake handle 4 is connected by brake cable with parking brake, and when setting the parking brake normally to move half i.e. one grade to, parking brake bracing wire
Only pull parking brake to play braking action, when parking brake is drawn to bottom i.e. two grade, while parking brake plays braking action, also pull system
Fixed handle 4 makes buffer brake device open braking action, after buffer brake device stops parking, due to screw rod 9 and internal thread 12
It is also the internal thread without self-lock ability for the geometric properties of the screw thread without self-locking property, guide groove 14, so, car quilt
The braking action after stopping of stopping checks car with regard to armrest.
In normal vehicle operation, rotary shaft 1 is to turn clockwise（Eyed right from left side）, after pull-up parking brake is to two grades,
Brake handle 4 as shown in Figure 2 is pulled to position 2 by position 1, because fixed skewback 3 fits the effect of tapered plane with rotating skewback 5
Rotation skewback 5 is elapsed to the right, is close together due to rotating skewback 5 with left brake disc 6, therefore also cause left brake disc 6 to the right
Side is moved and compresses cut spring 8 and the tongue and groove of left brake disc 6 is just caught in the tongue and groove of right brake disc 7, now left system
The internal thread 12 of Moving plate 6 is just close and screws in the external screw thread of screw rod 9, when internal thread 12 and the screw rod 9 of the left center of brake disc 6
After being in contact, screw rod 9 will mutually be screwed with internal thread 12, because screw rod 9 in rotary shaft 1 is fixed, so left brake disc 6 will
Constantly moved right with the increase of internal thread 12 and the screwing length of screw rod 9, when the right side and the right brake disc 7 of left brake disc 6
The left side when fitting completely cut spring 8 be just all compressed in the endoporus of right brake disc 7, and bumps of right brake disc 7
Groove is mutually engaged with the tongue and groove of left brake disc 6, now left brake disc 6 continue rotation move right and make right brake disc 7 simultaneously to
Move right, right brake disc 7 is during moving right because the effect of guide groove 14 make it that itself is produced around center line
Rotate counterclockwise（Eyed right from left end）, while moving right for right brake disc 7 also begins to compress butterfly spring 10, with to the right
The amount that the increase butterfly spring 10 of amount of movement is compressed is also in increase, and the elastic force that butterfly spring 10 is produced synchronously increases, butterfly bullet
The elastic force that spring 10 is produced moves right to right brake disc 7 generates corresponding resistance, and this resistance can slow down turning for rotary shaft 1
Speed simultaneously makes rotary shaft 1 be finally stopped rotation to reach the purpose of braking；Because there is a butterfly spring during braking
10 processes compressed, so this process will not produce the rigid braking stopped suddenly and have cushioning effect；Work as rotation
Axle 1 stops after not rotating completely, and left brake disc 6 is not subjected to thrust to the right, and right brake disc 7 is made in the elastic force of butterfly spring 10
Left side is biased toward under, right brake disc 7 during moving because the effect of guide groove 14 can produce dextrorotation to the left
Turn（Eyed right from left end）And drive left brake disc 6 to rotate together, when left brake disc 6 is rotated clockwise, internal thread 12 is gradually
Screwed out to the left from screw rod 9, when internal thread 12 is screwed out to the left completely from screw rod 9 under the elastic force effect of cut spring 8
By bullet to the left, at this moment left brake disc 6 is completely disengaged from and contacted left brake disc 6 with right brake disc 7, and right brake disc 7 is not also recompressed
Butterfly spring 10, left brake disc 6, right brake disc 7 are with butterfly spring 10 again all in off working state, and buffer brake device recovers
To non-skidding state.
Claims (3)
1. buffer brake device, it is characterised in that：Buffer brake device includes left end cap（2）, fixed skewback（3）, rotate skewback
（5）, left brake disc（6）, right brake disc（7）, cut spring（8）, screw rod（9）, butterfly spring（10）, housing（11）, internal thread
（12）, lead（13）, guide groove（14）And right end cap（15）, buffer brake device passes through housing（11）On vehicle frame,
Housing（11）There is the inner chamber of a cylinder, the part of buffer brake device is all arranged in cylindrical cavity, rotary shaft（1）Pass through
Left end cap（2）, fixed skewback（3）, rotate skewback（5）, left brake disc（6）, right brake disc（7）, screw rod（9）, butterfly spring
（10）And right end cap（15）Centre bore, rotary shaft（1）Center line and left end cap（2）, fixed skewback（3）, rotate skewback
（5）, left brake disc（6）, right brake disc（7）, screw rod（9）, butterfly spring（10）And right end cap（15）Center line overlap, revolve
Rotating shaft（1）With left end cap（2）, fixed skewback（3）, rotate skewback（5）, left brake disc（6）, right brake disc（7）, butterfly spring
（10）And right end cap（15）Endoporus be gap coordinate or connected by bearing, rotary shaft（1）With screw rod（9）Endoporus be interference
Coordinate, screw rod（9）With rotary shaft（1）Synchronous rotary；In housing（11）The left side one left end cap is installed（2）, in left end cap（2）
Right flank is provided with fixed skewback（3）, fixed skewback（3）It is close to left end cap（2）Face be fixed skewback（3）Left surface be
One vertical plane, fixed skewback（3）Another side be that right flank is a tapered plane, fixed skewback（3）Top it is thick following thin, tightly
Close to fixed skewback（3）Tapered plane is to rotate skewback（5）Tapered plane, rotate skewback（5）The left side be tapered plane, rotate oblique
Block（5）The right be vertical plane, rotate skewback（5）The thin following thickness in top, rotate skewback（5）Tapered plane and fixed skewback
（3）Tapered plane just coincide and it is bonded to each other, rotate skewback（5）Top brake handle is installed（4）, brake handle
（4）Effect be operation rotate skewback（5）Around rotary shaft（1）One angle, φ of rotation, 30 °≤Φ≤60 °, in the shape that do not work
State rotates skewback（5）Inclined-plane and fixed skewback（3）Inclined-plane be brought into close contact, when rotate skewback（5）Due to tapered plane during rotation
Effect can promote rotation skewback（5）Move right；Rotating skewback（5）The right left brake disc is installed（6）, left brake disc
（6）It is composed of a fixed connection by the cylinder in left side and the discoid body on right side, left brake disc（6）The left side plane of left side cylinder with
Rotate skewback（5）The laminating of the right plane, left brake disc（6）Radially being made on the right side plan of right side discoid body has tongue and groove,
Left brake disc（6）Tongue and groove be radial symmetric distribution, in left brake disc（6）The right center have one cylinder deep chamber,
Being made on the inner headed face of deep chamber has levogyrate inner thread（12）, with levogyrate inner thread（12）What is mutually screwed is fixedly mounted at rotary shaft
（1）On screw rod（9）, screw rod（9）With rotary shaft（1）Synchronous rotary together, in off working state screw rod（9）Position be place
In right brake disc（7）In the deep chamber of cylinder of left side center, screw rod（9）With levogyrate inner thread（12）For without self-locking property
Screw thread；Right brake disc（7）It is in left brake disc（6）The right, right brake disc（7）Discoid body and the cylinder on right side by left side
Body is composed of a fixed connection, right brake disc（7）Also radially being made on the left surface of left side discoid body has tongue and groove, right brake disc（7）
Tongue and groove be radial symmetric distribution, left brake disc（6）Tongue and groove and right brake disc（7）Tongue and groove is corresponding and kissing
Close, in right brake disc（7）Several holes are evenly distributed with the left plane of left side discoid body, cut spring is installed in hole（8）,
Cut spring（8）Some stretches out right brake disc to the left（7）The left plane of left side discoid body；In right brake disc（7）Left hand plate
Two leads are installed in the left plane outer most edge of shape body（13）, lead（13）It is individually positioned in two-way guide groove（14）
It is interior, guide groove（14）Geometric properties be the internal thread without self-lock ability, guide groove（14）Turnning and milling is in housing（11）It is interior
Rotation direction is left-handed on wall；In housing（11）Low order end right end cap is installed（15）, butterfly spring（10）Left end and right braking
Disk（7）The right-hand member contact of right side cylinder, right brake disc（7）The right side of right side cylinder and butterfly spring（10）Left side
Plate is shiny surface；In addition, pulling brake handle（4）Make rotation skewback（5）Around rotary shaft（1）During rotation, skewback is rotated
（5）The left brake disc of top pressure to the right（6）, and make left brake disc（6）The right side plan of right side discoid body moves right and close to right system
Moving plate（7）The left plane of left side discoid body, in left brake disc（6）The right side plan of right side discoid body extrudes right brake disc（7）It is left
Cut spring in the left plane of side discoid body（8）And make left brake disc（6）Tongue and groove on the right side plan of right side discoid body
Just it is caught in right brake disc（7）During tongue and groove in the left plane of left side discoid body, screw rod（9）External screw thread also just screw in it is left
Brake disc（6）The internal thread of deep chamber（12）Go up and make rotary shaft（1）Rotation drive left brake disc（6）It is in rotary moving to the right, it is left
Brake disc（6）It is in rotary moving to the right to drive right brake disc（7）Rotation moves right.
2. buffer brake device as claimed in claim 1, it is characterised in that：Brake handle（4）It is connected by brake cable with parking brake
When connecing, and setting the parking brake normally to move half i.e. one grade to, parking brake bracing wire only pulls parking brake to play braking action, when parking brake is drawn to bottom
At i.e. two grades, while parking brake plays braking action, brake handle has also been pulled（4）Make buffer brake device open brake to make
With after buffer brake device stops parking, due to screw rod（9）With internal thread（12）For the screw thread without self-locking property, it is oriented to
Groove（14）Geometric properties be also the internal thread without self-lock ability, so, the braking action after car is stopped by stopping is stopped with regard to armrest
Check car.
3. buffer brake device as claimed in claim 1, it is characterised in that：The rotary shaft in normal vehicle operation（1）To be suitable
Hour hands rotate, after pull-up parking brake is to two grades, because of fixed skewback（3）With rotating skewback（5）Fit tapered plane effect turn
Dynamic skewback（5）Elapse to the right, due to rotating skewback（5）With left brake disc（6）It is close together, therefore also causes left brake disc（6）
Move to the right and compress cut spring（8）And make left brake disc（6）Tongue and groove be just caught in right brake disc（7）Bumps
Groove, now left brake disc（6）Internal thread（12）Just close and screw-in screw rod（9）External screw thread, when left brake disc（6）Center
The internal thread at place（12）With screw rod（9）After being in contact, screw rod（9）Will be with internal thread（12）Mutually screw, because of screw rod（9）In rotation
Axle（1）It is fixed, so left brake disc（6）Will be with internal thread（12）With screw rod（9）The increase of screwing length and it is continuous
Move right, when left brake disc（6）The right side and right brake disc（7）Left side cut spring when fitting completely（8）Just by whole
It is compressed in right brake disc（7）Endoporus in, and right brake disc（7）Tongue and groove and left brake disc（6）Tongue and groove be mutually engaged,
Now left brake disc（6）Continue rotation to move right and make right brake disc（7）Move right simultaneously, right brake disc（7）To the right
Due to guide groove in mobile process（14）Effect cause itself is produced being rotated counterclockwise around center line, while right braking
Disk（7）Move right also begin to compress butterfly spring（10）, with the increase butterfly spring for the momentum that moves right（10）Compressed
Amount also increase, butterfly spring（10）The elastic force of generation synchronously increases, butterfly spring（10）The elastic force of generation is to right brake disc
（7）Move right and generate corresponding resistance, this resistance can slow down rotary shaft（1）Rotating speed and make rotary shaft（1）Finally
Stop operating to reach the purpose of braking；Because there is a butterfly spring during braking（10）The process compressed,
So this process will not produce the rigid braking stopped suddenly and have cushioning effect；Work as rotary shaft（1）Stop completely not
After rotation, left brake disc（6）It is not subjected to thrust to the right, right brake disc（7）In butterfly spring（10）The lower quilt of elastic force effect
Push up to the left, right brake disc（7）Due to guide groove during moving to the left（14）Effect can produce and turn clockwise
And drive left brake disc（6）Rotate together, in left brake disc（6）Internal thread when rotating clockwise（12）It is gradually from screw rod（9）
In screw out to the left, work as internal thread（12）From screw rod（9）In completely to the left screw out when in cut spring（8）Elastic force effect bottom left
Brake disc（6）By bullet to the left, at this moment left brake disc（6）With right brake disc（7）Completely disengage from contact, right brake disc（7）Also not
Recompress butterfly spring（10）, left brake disc（6）, right brake disc（7）With butterfly spring（10）Again all in off working state, delay
Rush brake apparatus and return to non-skidding state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365073.XA CN105782295B (en) | 2016-05-30 | 2016-05-30 | buffer brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365073.XA CN105782295B (en) | 2016-05-30 | 2016-05-30 | buffer brake device |
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| Publication Number | Publication Date |
|---|---|
| CN105782295A CN105782295A (en) | 2016-07-20 |
| CN105782295B true CN105782295B (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610365073.XA Active CN105782295B (en) | 2016-05-30 | 2016-05-30 | buffer brake device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113085048A (en) * | 2021-04-16 | 2021-07-09 | 广州市玛澳新材料技术有限公司 | Automatic mill processing equipment for wear-resistant vehicle rubber processing |
| CN114516196B (en) * | 2022-03-17 | 2024-01-23 | 美尔森石墨工业（重庆）有限公司 | Safety protection device for hanging graphite blank |
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| CN2742221Y (en) * | 2003-12-24 | 2005-11-23 | 江西特种电机股份有限公司 | Buffer braking device |
| CN101849106A (en) * | 2007-11-06 | 2010-09-29 | 罗伯特·博世有限公司 | Plastic element, piston pump, and assembly method |
| CN104343864A (en) * | 2013-08-02 | 2015-02-11 | 湖北省咸宁三合机电制业有限责任公司 | Braking and load limiting coupler with forward and backward spiral sleeves |
| CN105439026A (en) * | 2016-01-15 | 2016-03-30 | 湖南远扬煤机制造有限公司 | Novel floating type disc shaped braking device |
| JP2016089979A (en) * | 2014-11-06 | 2016-05-23 | 曙ブレーキ工業株式会社 | Floating caliper type disc brake device and disc brake device for railroad vehicle |
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| CN1161669A (en) * | 1994-10-24 | 1997-10-08 | 萨布沃科公司 | Safety brake arrangement in brake actuator |
| DE102005047872B3 (en) * | 2005-10-06 | 2007-04-26 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Combined service brake and spring brake cylinder with internal ventilation |
| DE102006048902A1 (en) * | 2006-10-17 | 2008-04-30 | Robert Bosch Gmbh | Piston pump for a vehicle brake system with a piston rod |
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|---|---|---|---|---|
| SE8304745D0 (en) * | 1982-09-03 | 1983-09-02 | Bosch Gmbh Robert | DRAWING INSTRUCTIONS FOR AIR TRUCKER |
| CN2742221Y (en) * | 2003-12-24 | 2005-11-23 | 江西特种电机股份有限公司 | Buffer braking device |
| CN101849106A (en) * | 2007-11-06 | 2010-09-29 | 罗伯特·博世有限公司 | Plastic element, piston pump, and assembly method |
| CN104343864A (en) * | 2013-08-02 | 2015-02-11 | 湖北省咸宁三合机电制业有限责任公司 | Braking and load limiting coupler with forward and backward spiral sleeves |
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|---|---|
| CN105782295A (en) | 2016-07-20 |
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Effective date of registration: 20181221 Address after: 221000 Xuzhou Industrial Park, Xuzhou, Jiangsu Province Patentee after: Xuzhou Jincheng Planetary Transmission Co., Ltd. Address before: 314408 304, room 2, 30 shallow water bay, Kashi street, Haining, Jiaxing, Zhejiang. Co-patentee before: Li Weimin Patentee before: Wei Boqing |