CN207212997U - A kind of new brake resetting structure - Google Patents
A kind of new brake resetting structure Download PDFInfo
- Publication number
- CN207212997U CN207212997U CN201721126657.8U CN201721126657U CN207212997U CN 207212997 U CN207212997 U CN 207212997U CN 201721126657 U CN201721126657 U CN 201721126657U CN 207212997 U CN207212997 U CN 207212997U
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- China
- Prior art keywords
- piston
- cylinder body
- brake block
- brake
- elastomer
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Abstract
The utility model discloses a kind of new brake resetting structure, including pedestal, cylinder body, reset seat and gyroaxis, cylinder body is fixedly connected with pedestal, reset seat is fixedly connected with cylinder body, piston is provided with cylinder body, piston is slidably connected with cylinder body, also include being used for the drive mechanism for driving piston, elastomer is provided between piston and reset seat, one end of elastomer is connected with reset seat, and the other end of elastomer is connected with piston, and gyroaxis is provided with brake block, gap is provided between brake block and pedestal, gap is provided between brake block and piston.Under drive mechanism identical pressure input condition, positive braking normal pressure maximizes, and corresponding braking friction maximizes, and then realizes that braking torque maximizes;Integral device load and axial float are influenceed when effectively reducing skidding simultaneously, brake block fatigue strength is reduced, improves brake block service life.
Description
Technical field
It the utility model is related to vehicle structure technical field, more particularly to a kind of new brake resetting structure.
Background technology
Conventional brake resetting-mechanism is formed with pedestal, cylinder body, piston, brake block, gyroaxis, spring etc. at present, brake block
Gyroaxis is fixed on, for piston seal in cylinder body, cylinder body is fixed on pedestal, and brake block has appropriate gap with matrix and piston space,
Drive device promotes piston to be axially moved, and piston positive pressure forces brake block to deform and be adjacent to pedestal, realize in brake block
Gyroaxis friction catch;After drive device no longer exerts a force to piston, spring thrust makes brake block be separated with piston, and brake block is multiple
Position, realizes gyroaxis brake release.
But conventional brake resetting-mechanism is rotated due to brake block together with gyroaxis, it is necessary to reserved spring correlation installation position
Put, the maximization of brake radius can not be realized;The radius that brakes is smaller, under the conditions of brake block deformation same distance, piston normal pressure
Consume more, reduce positive braking normal pressure, reduce braking friction, weaken skidding moment of torsion, while brake block is anti-
Active force increases gyroaxis axial load, restricts equipment normal load, and easily cause serious axial float in gyroaxis.Brake
Piece brake diameter is smaller, and under the conditions of identical brake deformation displacement, fatigue strength reduces.
Utility model content
The purpose of this utility model is to provide a kind of new brake resetting structure, realizes skidding torque maximization,
Integral device load and axial float are influenceed when reducing skidding simultaneously, reduce brake block fatigue strength, improves brake block
Service life.
To use following technical scheme up to this purpose, the utility model:
A kind of new brake resetting structure, including pedestal, cylinder body, reset seat and gyroaxis, the cylinder body and the pedestal
It is fixedly connected, the reset seat is fixedly connected with the cylinder body, and piston is provided with the cylinder body, and the piston is slided with the cylinder body
Dynamic connection, in addition to for driving the drive mechanism of the piston, elastomer, institute are provided between the piston and the reset seat
The one end for stating elastomer is connected with the reset seat, and the other end of the elastomer is connected with the piston, on the gyroaxis
Provided with brake block, gap is provided between the brake block and the pedestal, gap is provided between the brake block and the piston.
Specifically, piston seal is slidably connected in cylinder body and with cylinder body, and during brake, drive mechanism promotes piston shaft
To motion, piston positive pressure forces brake block to deform and is adjacent to pedestal, realize the friction catch of gyroaxis in brake block.
During brake homing action, the thrust of drive mechanism is released, the thrust of elastomer efficiently separates brake block and piston,
Brake block resets, and releases gyroaxis braking.
Elastomer is arranged between reset seat and piston by this programme, relative to elastomer is arranged on into work in the prior art
Between plug and pedestal, without providing the space of activity for elastomer and then avoiding influenceing the brake radius of brake block, brake is realized
The maximization of radius.Brake block deforms same displacement, produces reaction force and significantly reduces, drive mechanism identical pressure input feelings
Under condition, positive braking normal pressure maximizes, and corresponding braking friction maximizes, and then realizes that braking torque maximizes;Have simultaneously
Integral device load and axial float are influenceed when effect reduces skidding, reduce brake block fatigue strength, improving brake block makes
Use the life-span.
Preferably, the drive mechanism includes duct and pressure source, the duct is in the cylinder body, the pressure
Source applies thrust by the duct to the piston.
Specifically, during brake, high-pressure fluid is transported to the inside of cylinder body by duct and promotes piston by pressure source
Occur to the axial movement close to brake block direction.Brake homing action when, discharge the thrust of fluid-elastomeric by brake block with
Piston separates, and realizes that brake block separates with piston, gyroaxis brake release.
Preferably, the pressure source is hydraulic pump.
Preferably, the pressure source is pulsometer.
Preferably, the elastomer is spring, the piston is provided with the first mounting hole, and the reset seat is provided with the
Two mounting holes, one end of the spring are connected by first mounting hole with the piston, and the other end of the spring passes through
Second mounting hole is connected with the reset seat.
Preferably, the piston is provided with boss close to the side of the brake block, boss can be that work is completely covered in ring-type
The excircle of plug, or formed along the continuously distributed some projections of the excircle of piston.It is remote that the boss is located at the piston
It is located at the excircle of piston from one end of the cylinder center, namely boss, piston is exerted a force by projection to brake block, Ye Jibao
The outermost that piston is located at piston to the point of application of brake block has been demonstrate,proved, has further realized the maximization of braking torque.Further
The size of brake block and piston is mutually adjusted to most preferably, to ensure that point of application piston is located at brake block to the point of application of brake block
Outermost, it can equally realize the maximization of braking torque.
Preferably, first mounting hole site in the piston close to the one end at the center of the cylinder body.Namely spring
For the reaction force of piston force position positioned at piston close to the one end at the center of cylinder body so that during brake, bullet
Spring is small to the reaction force of piston, does not interfere with the pressure that piston applies to brake block.
The beneficial effects of the utility model:Elastomer is arranged between reset seat and piston, relative in the prior art
Elastomer is arranged between piston and pedestal, without providing the space of activity for elastomer and then avoiding influenceing the brake of brake block
Car radius, realize the maximization of brake radius.Brake block deforms same displacement, produces reaction force and significantly reduces, drive mechanism
Under identical pressure input condition, positive braking normal pressure maximizes, and corresponding braking friction maximizes, and then realizes that brake is turned round
Square maximizes;Integral device load and axial float are influenceed when effectively reducing skidding simultaneously, it is strong to reduce brake block fatigue
Degree, improve brake block service life.
Brief description of the drawings
Fig. 1 is the schematic diagram of brake resetting structure of the present utility model;
Fig. 2 is the partial enlarged drawing at A in Fig. 1;
In figure:
1st, pedestal;2nd, cylinder body;3rd, reset seat;4th, gyroaxis;5th, piston;501st, boss;6th, brake block;7th, duct;8th, bullet
Spring.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
As shown in Figure 1-2, a kind of new brake resetting structure, including pedestal 1, cylinder body 2, reset seat 3 and gyroaxis 4, cylinder
Body 2 is fixedly connected with pedestal 1, and reset seat 3 is fixedly connected with cylinder body 2, and piston 5 is provided with cylinder body 2, and piston 5 slides with cylinder body 2 to be connected
Connect, in addition to for driving the drive mechanism of piston 5, be provided with elastomer between piston 5 and reset seat 3, one end of elastomer and
Reset seat 3 is connected, and the other end of elastomer is connected with piston 5, and gyroaxis 4 is provided with brake block 6, between brake block 6 and pedestal 1
Provided with gap, gap is provided between brake block 6 and piston 5.
Specifically, piston 5 is sealed in cylinder body 2 and is slidably connected with cylinder body 2, and during brake, drive mechanism, which promotes, lives
Plug 5 is axially moved, and the positive pressure of piston 5 forces brake block 6 to deform and be adjacent to pedestal 1, realize gyroaxis 4 in brake block 6
Friction catch.
During brake homing action, the thrust of drive mechanism is released, the thrust of elastomer effectively divides brake block 6 and piston 5
From brake block 6 resets, and releases gyroaxis 4 and brakes.
Elastomer is arranged between reset seat 3 and piston 5 by this programme, relative to being in the prior art arranged on elastomer
Between piston 5 and pedestal 1, without providing the space of activity for elastomer and then avoiding influenceing the brake radius of brake block 6, realize
The maximization of brake radius.Brake block 6 deforms same displacement, produces reaction force and significantly reduces, drive mechanism identical pressure
Under input condition, positive braking normal pressure maximizes, and corresponding braking friction maximizes, and then realizes that braking torque maximizes;
Integral device load and axial float are influenceed when effectively reducing skidding simultaneously, the fatigue strength of brake block 6 is reduced, improves and stop
The service life of car piece 6.
In the present embodiment, drive mechanism includes duct 7 and pressure source, and in cylinder body 2, pressure source passes through hole in duct 7
Road 7 applies thrust to piston 5.
Specifically, during brake, high-pressure fluid is transported to the inside of cylinder body 2 by duct 7 and promotes work by pressure source
Plug 5 occurs to the axial movement close to the direction of brake block 6.During brake homing action, discharging the thrust of fluid-elastomeric will brake
Piece 6 separates with piston 5, realizes that brake block 6 separates with piston 5, the brake release of gyroaxis 4.
In the present embodiment, pressure source is hydraulic pump.In other embodiment, pressure source section is pulsometer.
In the present embodiment, elastomer is spring 8, and piston 5 is provided with the first mounting hole, and reset seat 3 is provided with the second peace
Hole is filled, one end of spring 8 is connected by the first mounting hole with piston 5, and the other end of spring 8 passes through the second mounting hole and reset seat
3 are connected.
In the present embodiment, piston 5 is provided with boss 501 close to the side of brake block 6, and boss 501 can be that ring-type is covered completely
The excircle of lid piston 5, or formed along the continuously distributed some projections of the excircle of piston 5.Boss 501 is located at piston 5
One end away from the center of cylinder body 2, namely boss 501 are located at the excircle of piston 5, and piston 5 is exerted a force by projection to brake block 6,
Namely ensure that piston 5 is located at the outermost of piston 5 to the point of application of brake block 6, further realize the maximization of braking torque.
The size of brake block 6 and piston 5 is further mutually adjusted to optimal, the point of application of the guarantee point of application piston 5 to brake block 6
Positioned at the outermost of brake block 6, the maximization of braking torque can be equally realized.
In the present embodiment, the first mounting hole site is in piston 5 close to the one end at the center of cylinder body 2.Namely spring 8 is for work
The force position of the reaction force of plug 5 is located at piston 5 close to the one end at the center of cylinder body 2 so that during brake, spring 8
It is small to the reaction force of piston 5, do not interfere with the pressure that piston 5 applies to brake block 6.
" first " herein, " second " in description just for the sake of being distinguish between, not special implication.
Obviously, above-described embodiment of the present utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in
Within the protection domain of the utility model claims.
Claims (7)
- A kind of 1. new brake resetting structure, it is characterised in that including pedestal, cylinder body, reset seat and gyroaxis, the cylinder body with The pedestal is fixedly connected, and the reset seat is fixedly connected with the cylinder body, and piston, the piston and institute are provided with the cylinder body State cylinder body to be slidably connected, in addition to for driving the drive mechanism of the piston, be provided between the piston and the reset seat Elastomer, one end of the elastomer are connected with the reset seat, and the other end of the elastomer is connected with the piston, described Gyroaxis is provided with brake block, gap is provided between the brake block and the pedestal, between the brake block and the piston Provided with gap.
- 2. new brake resetting structure according to claim 1, it is characterised in that the drive mechanism includes duct and pressure Power source, in the cylinder body, the pressure source applies thrust by the duct to the piston in the duct.
- 3. new brake resetting structure according to claim 2, it is characterised in that the pressure source is hydraulic pump.
- 4. new brake resetting structure according to claim 2, it is characterised in that the pressure source is pulsometer.
- 5. new brake resetting structure according to claim 1, it is characterised in that the elastomer is spring, the work The first mounting hole is provided with beyond the Great Wall, and the reset seat is provided with the second mounting hole, and one end of the spring is installed by described first Hole is connected with the piston, and the other end of the spring is connected by second mounting hole with the reset seat.
- 6. according to the new brake resetting structure described in claim any one of 1-5, it is characterised in that the piston is close to described The side of brake block is provided with boss, and the boss is located at the one end of the piston away from the cylinder center.
- 7. new brake resetting structure according to claim 5, it is characterised in that first mounting hole site is in the work Plug is close to the one end at the center of the cylinder body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721126657.8U CN207212997U (en) | 2017-09-04 | 2017-09-04 | A kind of new brake resetting structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721126657.8U CN207212997U (en) | 2017-09-04 | 2017-09-04 | A kind of new brake resetting structure |
Publications (1)
Publication Number | Publication Date |
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CN207212997U true CN207212997U (en) | 2018-04-10 |
Family
ID=61826864
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CN201721126657.8U Expired - Fee Related CN207212997U (en) | 2017-09-04 | 2017-09-04 | A kind of new brake resetting structure |
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CN (1) | CN207212997U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111501394A (en) * | 2020-04-21 | 2020-08-07 | 东莞市金田纸业有限公司 | Papermaking dryer mechanism |
CN114110057A (en) * | 2021-12-07 | 2022-03-01 | 湖北毅兴智能装备股份有限公司 | Machine tool spindle disc brake device |
-
2017
- 2017-09-04 CN CN201721126657.8U patent/CN207212997U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111501394A (en) * | 2020-04-21 | 2020-08-07 | 东莞市金田纸业有限公司 | Papermaking dryer mechanism |
CN111501394B (en) * | 2020-04-21 | 2022-08-05 | 东莞市金田纸业有限公司 | Papermaking dryer mechanism |
CN114110057A (en) * | 2021-12-07 | 2022-03-01 | 湖北毅兴智能装备股份有限公司 | Machine tool spindle disc brake device |
CN114110057B (en) * | 2021-12-07 | 2022-07-26 | 湖北毅兴智能装备股份有限公司 | Disc brake device for machine tool spindle |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20190904 |
|
CF01 | Termination of patent right due to non-payment of annual fee |