CN105402283A - Wet-type vehicle brake - Google Patents
Wet-type vehicle brake Download PDFInfo
- Publication number
- CN105402283A CN105402283A CN201610000194.4A CN201610000194A CN105402283A CN 105402283 A CN105402283 A CN 105402283A CN 201610000194 A CN201610000194 A CN 201610000194A CN 105402283 A CN105402283 A CN 105402283A
- Authority
- CN
- China
- Prior art keywords
- boss
- type vehicle
- vehicle brake
- front cover
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 244000144985 peep Species 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000287680 Garcinia dulcis Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- 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
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/04—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by moving discs or pads away from one another against radial walls of drums or cylinders
- F16D55/06—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by moving discs or pads away from one another against radial walls of drums or cylinders without self-tightening action
- F16D55/10—Brakes actuated by a fluid-pressure device arranged in or on the brake
-
- 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
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
-
- 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
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to a wet-type vehicle brake, which comprises a front shell, a front end cover, an installation block, a piston, a stationary plate, a friction plate, a drive shaft, a circular nut, a snap ring, a bearing, and an axle connection shaft. The wet-type vehicle brake is characterized in that an oil seal, a seal ring, the piston, a reset spring and a plug are arranged in the front shell. Another oil seal, the stationary plate, the friction plate, the drive shaft and the bearing are arranged in the front end cover. A positioning pin passes through a pin hole in stationary plate to be fixed onto the front end cover. The spline of the friction plate is connected with the drive shaft. The tail end of the axle connection shaft is connected with the circular nut and the snap ring and is fixed by a small screw. The installation block is fixedly connected with the drive shaft via a bolt. the front shell and the front end cover are fixedly connected via a screw. The wet-type vehicle brake is fast in braking response speed, high in braking accuracy, good in sealing performance, short in relative braking distance, small in size, stable in braking effect, good in heat dissipation, small in abrasion, long in maintenance cycle, and maintenance-free even perpetually.
Description
Technical field
The invention belongs to engineering machinery, agricultural mechanical field, especially a kind of wet type vehicle brake that can be used on engineering machinery and haulage vehicle.
Background technique
At present, the vehicle conventional brake such as domestic wheel excavator, agricultural transport vehicle, loader have shoe brake, caliper disc brake, disk type braker etc., this several break to be all that air pressure or gas push away liquid braking.All there is following several defect in these conventional brake: the compression ratio 1, due to air is very large, therefore braking response hysteresis quality is comparatively large, and brake accuracy is poor, and braking delivery pressure is linearly poor, and sensitivity is low, poor controllability, and braking easily produces impact; 2, there are moisture, dust in pressurized air, easily cause the phenomenons such as corrosion, wearing and tearing, blocking, clamping stagnation, and gas holder and braking line have condensed water, easily occur winter to freeze and solidify and cause braking failure; 3, poor radiation, causes occurring that heat declines phenomenon, causes frictional resistance moment to reduce; 4 once have muddy water, foreign material enter break, also can cause braking failure; 5, specific power is little, and component volume is large, and air-strainer, air pump, gas holder etc. need to take very large space; 6, maintenance period is short, needs running check gas holder and condensed water, also has friction disc wear large, needs often to adjust friction gap; 7, frictional resistance moment adjustment difficulty, is not easy to realize seriation, standardization.
Summary of the invention
Object of the present invention, for above situation, provides that a kind of structure is simple, braking response is fast, brake accuracy is high, good airproof performance, relative brake is apart from wet type vehicle brake that is short, that wear and tear little.
As follows for reaching the technical solution that above-mentioned object takes:
1, a kind of wet type vehicle brake, comprise front case, front cover, mounting blocks, piston, still, friction plate, transmission shaft, round nut, snap ring, bearing, vehicle bridge coupling shaft, it is characterized in that, in described front case, oil sealing is installed, seal ring, piston and Returnning spring and screw plug, in described front cover, oil sealing is installed, still, friction plate, transmission shaft and bearing, locating stud is adopted to fix through the pin hole of still and front cover, the spline joint transmission shaft of friction plate, described vehicle bridge coupling shaft end connects round nut and snap ring, and fix with Screw, described mounting blocks and transmission shaft are joined with bolts, front case and front end cover screw are connected and fixed.
2, a kind of wet type vehicle brake as described in technological scheme 1, wherein, the described front case back side is provided with 11 boss, each boss is provided with mounting hole, and each mounting hole places Returnning spring, and seals with screw plug, one of them boss is provided with 2 vents and 1 exhaust port, wherein two boss are provided with hydraulic oil port and pouring orifice, and have 6 in the middle of front case and cross nail, front case end face edge has 6 pin-and-holes and 18 tapped holes.
3, a kind of wet type vehicle brake as described in technological scheme 1, wherein, described piston cross-section is the loop configuration of T-shaped, cylindrical is provided with end face boss and through hole, through hole installs Returnning spring, end face is also provided with 3 rectangular recess, has annular seal groove inside and outside afterbody.
4, a kind of wet type vehicle brake as described in technological scheme 1, wherein, annular boss is provided with in the middle of described front cover end face, annular boss is provided with 8 pits, and be provided with small boss above front cover, small boss has peep hole, and seal with plug screw, be provided with drain oil below, and seal with oil drain plug, front cover outer circumferential edge has 18 and crosses nail.
The present invention has that braking response is fast, and brake accuracy is high, good airproof performance, and relative brake is apart from short, and volume is little, and steadily, thermal diffusivity is good, and wear and tear little, maintenance period is long in braking, even the feature such as maintenance-free.
accompanying drawing illustrates:
Fig. 1 is overall structure plan view of the present invention,
Fig. 2 is overall structure left view of the present invention,
Fig. 3 is overall structure right elevation of the present invention,
Fig. 4 is A-A view in Fig. 2 of the present invention,
Fig. 5 is B-B view in Fig. 2 of the present invention,
Fig. 6 is still structural front view of the present invention,
Fig. 7 is friction plate structure plan view of the present invention,
Fig. 8 is front case structure sectional view of the present invention,
Fig. 9 is front case left view of the present invention,
Figure 10 is front case right elevation of the present invention,
Figure 11 is piston structure sectional view of the present invention,
Figure 12 is piston structure plan view of the present invention,
Figure 13 is A-A view in Figure 12 of the present invention,
Figure 14 is front cover structural front view of the present invention,
Figure 15 is A-A sectional view in Figure 14 of the present invention,
Figure 16 is that A of the present invention is to sectional view.
In Fig. 1 ~ Figure 16, front case (1), front cover (2), mounting blocks (3), vent (4), exhaust port (5), hydraulic oil port (6), pouring orifice (7), oil drain plug (8), seal ring (9), piston (10), still (11), friction plate (12), screw (13), plug screw (14), oil sealing (15), transmission shaft (16), bolt (17), round nut (18), snap ring (19), Screw (20), boss bolt (21), oil sealing (22), vehicle bridge coupling shaft (23), bearing (24), Returnning spring (25), screw plug (26), locating stud (27), pin hole (28), spline (29), tapped hole (30), pin-and-hole (31), cross nail (32), mounting hole (33), boss (34), end face boss (35), through hole (36), rectangular recess (37), seal groove (38), annular boss (39), small boss (40), peep hole (41), drain oil (42), pit (43), cross nail (44).
embodiment:
Describe the present invention below in conjunction with drawings and Examples:
As shown in Fig. 1 to 16, a kind of wet type vehicle brake, comprise front case, front cover, mounting blocks, piston, still, friction plate, transmission shaft, round nut, snap ring, bearing, vehicle bridge coupling shaft, wherein, in described front case 1, oil sealing 22 is installed, seal ring 9, piston 10 and Returnning spring 25 and screw plug 26, in described front cover 2, oil sealing 15 is installed, still 11, friction plate 12, transmission shaft 16 and bearing 24, locating stud 27 is adopted to fix with front cover 2 through the pin hole 28 of still 11, the spline 29 connection for transmission axle 16 of friction plate 12, described vehicle bridge coupling shaft 23 end connects round nut 18 and snap ring 19, and fix with Screw 20, described mounting blocks 3 is connected and fixed with transmission shaft 16 bolt 17, front case 1 and front cover 2 screw 13 are connected and fixed.
Described front case 1 back side is provided with 11 boss 34, each boss 34 is provided with mounting hole 33, each mounting hole 33 places Returnning spring 25, and seal with screw plug 26, one of them boss 34 is provided with 2 vents 4 and 1 exhaust port 5, wherein two boss 34 are provided with hydraulic oil port 6 and pouring orifice 7, and have 6 in the middle of front case 1 and cross nail 32, front case 1 end face edge has 6 pin-and-holes 31 and 18 tapped holes 30.
Described piston 10 cross section is the loop configuration of T-shaped, and cylindrical is provided with end face boss 35 and through hole 36, and through hole 36 installs Returnning spring 25, end face is also provided with 3 rectangular recess 37, has annular seal groove 38 inside and outside afterbody.
Annular boss 39 is provided with in the middle of described front cover 2 end face, annular boss 39 is provided with 8 pits 43, front cover 2 is provided with small boss 40 above, small boss 40 has peep hole 41, and seal with plug screw 14, be provided with drain oil 42 below, and seal with oil drain plug 8, front cover 2 outer circumferential edge has 18 and crosses nail 44.
Working principle: wet type vehicle brake is arranged on respectively on four wheels, front case 1, front cover 2 and transmission shaft 16 form an enclosed construction, still 11 is connected with transmission shaft 16 and front cover 2 by spline respectively with friction plate 12, both alternately, and all can move left and right along spline, during braking release, between still 11 and friction plate 12, keep certain interval, the spline of friction plate 12 and the spline joint of transmission shaft 16, rotate with axle windup axle together.Wet type vehicle brake adopts hydraulic pressurization braking, when the hydraulic fluid port cut-in pressure oil of piston 10, oil liquid pressure promotes piston 10, and then compresses still 11 and friction plate 12, the frictional resistance moment produced makes wheel braking, and frictional resistance moment is directly proportional to moulding pressure; When the release of piston cavity oil pressure, piston 10 resets, thus still 11 is separated with friction plate 12, and frictional resistance moment disappears, and removes wheel braking.In vehicle travel process, when needing to slow down or brake, step on footbrake valve by controlling the stroke of foot-operated brake valve, thus control the pressure of oil pocket fluid pro rata, the braking force needed for acquisition.
Claims (4)
1. a wet type vehicle brake, comprise front case, front cover, mounting blocks, piston, still, friction plate, transmission shaft, round nut, snap ring, bearing, vehicle bridge coupling shaft, it is characterized in that, in described front case (1), oil sealing (22) is installed, seal ring (9), piston (10) and Returnning spring (25) and screw plug (26), in described front cover (2), oil sealing (15) is installed, still (11), friction plate (12), transmission shaft (16) and bearing (24), locating stud (27) is adopted to fix with front cover (2) through the pin hole (28) of still (11), spline (29) the connection for transmission axle (16) of friction plate (12), described vehicle bridge coupling shaft (23) end connects round nut (18) and snap ring (19), and fix with Screw (20), described mounting blocks (3) and transmission shaft (16) bolt (17) are connected and fixed, front case (1) and front cover (2) screw (13) are connected and fixed.
2. a kind of wet type vehicle brake as claimed in claim 1, it is characterized in that, described front case (1) back side is provided with 11 boss (34), each boss (34) is provided with mounting hole (33), each mounting hole (33) places Returnning spring (25), and seal with screw plug (26), one of them boss (34) is provided with 2 vents (4) and 1 exhaust port (5), wherein two boss (34) are provided with hydraulic oil port (6) and pouring orifice (7), have 6 in the middle of front case (1) and cross nail (32), front case (1) end face edge has 6 pin-and-holes (31) and 18 tapped holes (30).
3. a kind of wet type vehicle brake as claimed in claim 1, it is characterized in that, described piston (10) cross section is the loop configuration of T-shaped, cylindrical is provided with end face boss (35) and through hole (36), through hole (36) installs Returnning spring (25), end face is also provided with 3 rectangular recess (37), inside and outside afterbody, has annular seal groove (38).
4. a kind of wet type vehicle brake as claimed in claim 1, it is characterized in that, annular boss (39) is provided with in the middle of described front cover (2) end face, annular boss (39) is provided with 8 pits (43), and front cover (2) is provided with small boss (40) above, and small boss (40) has peep hole (41), and seal with plug screw (14), be provided with drain oil (42) below, and seal with oil drain plug (8), front cover (2) outer circumferential edge has 18 and crosses nail (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610000194.4A CN105402283A (en) | 2016-01-02 | 2016-01-02 | Wet-type vehicle brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610000194.4A CN105402283A (en) | 2016-01-02 | 2016-01-02 | Wet-type vehicle brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105402283A true CN105402283A (en) | 2016-03-16 |
Family
ID=55467970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610000194.4A Pending CN105402283A (en) | 2016-01-02 | 2016-01-02 | Wet-type vehicle brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105402283A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286647A (en) * | 2016-10-25 | 2017-01-04 | 广东技术师范学院 | A kind of hydraulic cylinder for brake hard |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB998578A (en) * | 1962-05-01 | 1965-07-14 | Lambert & Brake Corp | Friction device |
| CN2769601Y (en) * | 2004-12-27 | 2006-04-05 | 煤炭科学研究总院太原分院 | Brake for coal mine underwell railless rubber tyre cart |
| CN2861607Y (en) * | 2005-12-09 | 2007-01-24 | 安徽合力股份有限公司 | Wet-type brake driving bridge for small tonnage fork truck |
| CN102494055A (en) * | 2011-12-06 | 2012-06-13 | 天津工程机械研究院 | Multi-disk wet-type brake for loading machine |
| EP2481621A1 (en) * | 2011-01-28 | 2012-08-01 | Deere & Company | Final drive arrangement for a vehicle |
| CN205260677U (en) * | 2016-01-02 | 2016-05-25 | 玉林市富山液压件制造有限公司 | Wet -type car brakeing ware |
-
2016
- 2016-01-02 CN CN201610000194.4A patent/CN105402283A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB998578A (en) * | 1962-05-01 | 1965-07-14 | Lambert & Brake Corp | Friction device |
| CN2769601Y (en) * | 2004-12-27 | 2006-04-05 | 煤炭科学研究总院太原分院 | Brake for coal mine underwell railless rubber tyre cart |
| CN2861607Y (en) * | 2005-12-09 | 2007-01-24 | 安徽合力股份有限公司 | Wet-type brake driving bridge for small tonnage fork truck |
| EP2481621A1 (en) * | 2011-01-28 | 2012-08-01 | Deere & Company | Final drive arrangement for a vehicle |
| CN102494055A (en) * | 2011-12-06 | 2012-06-13 | 天津工程机械研究院 | Multi-disk wet-type brake for loading machine |
| CN205260677U (en) * | 2016-01-02 | 2016-05-25 | 玉林市富山液压件制造有限公司 | Wet -type car brakeing ware |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286647A (en) * | 2016-10-25 | 2017-01-04 | 广东技术师范学院 | A kind of hydraulic cylinder for brake hard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |
|
| WD01 | Invention patent application deemed withdrawn after publication |