CN104295638B - Wet type conical disc brake and running method thereof - Google Patents
Wet type conical disc brake and running method thereof Download PDFInfo
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- CN104295638B CN104295638B CN201410592069.8A CN201410592069A CN104295638B CN 104295638 B CN104295638 B CN 104295638B CN 201410592069 A CN201410592069 A CN 201410592069A CN 104295638 B CN104295638 B CN 104295638B
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- spline
- inner cone
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 125000003003 spiro group Chemical group 0.000 claims description 13
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000009429 distress Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000010030 laminating Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The invention relates to a wet type conical disc brake and a running method thereof. Two normally-closed hydraulic brake assemblies are symmetrically arranged in the brake in the left and right direction with the central point as the datum. Each normally-closed hydraulic brake assembly comprises a spring, an inner cone, an outer cone and a hydraulic oil passageway, wherein a conical piston is adopted as the inner cone, the spring is horizontally embedded in the conical piston, the other end of the spring is fixed to the inner wall of an end cover so that the spring and the conical piston can reciprocate leftwards and rightwards in a linked mode, the bottom of the inner cone is supported by an inner gear ring involute spline, and the inclination of the top face of the outer cone is matched with the inclination of the bottom face of the inner cone; a first cavity, a second cavity and a spline radial gap are sequentially formed in the inner top wall of an inner gear ring from outside to inside, a screw hole is formed in the top of the first cavity, and one end of the bottom of the first cavity goes to a central cavity between the left inner cone body and the right inner cone body through an unloading groove between the inner cone and the outer cone. The wet type conical disc brake is novel and unique in structure, can be applied as hydraulic brakes of the rotating speed lower than 10000 r/min and the rotating torque of 100 N*m to 3000 N*m, and is good in effect.
Description
[technical field]
The present invention relates to technical field of engineering machinery, specifically a kind of be suitable for running up, can fast braking wet
Formula circular cone pan brake and its operation method.
[background technology]
In engineering machinery, as power, engineering machinery runs up in part hydraulic motor, often needs the field of hydraulic braking
Close.And hydraulic braking, most of is multi-sheet wet-type disk brake. brake in the running, due to cutting between moving plate and still
Cut oil film acting, lead to temperature to raise. when linear velocity reaches certain numerical value, temperature drastically raises. exactly this characteristic, limit
The use rotating speed of multi-sheet wet-type disk brake. the present invention is braked by Cone Disc, avoids friction completely and by shearing oil film
The heating that acting causes, designs and is suitable for running up, the wet type circular cone pan brake of energy fast braking.
[content of the invention]
The defect aiming to overcome that prior art presence of invention, provides a kind of energy and high-speed hydraulic motor coupling make
With, and the operating of Other Engineering mechanical high-speed, realize liquid braking device and its operation method of fast braking.
For achieving the above object, design a kind of wet type circular cone pan brake, including normally closed type hydraulic brake assembly, ring gear
And end cap is it is characterised in that symmetrical respectively on the basis of central point in brake be provided with two groups of normally closed type hydraulic brakings
Assembly, every group of normally closed type hydraulic brake assembly includes spring, inner cone, outer cone and hydraulic oil path, and described inner cone adopts taper
Piston, tapered piston is embedded in spring, and the other end of described spring is fixed with end cap inwall, realizes a left side for spring and tapered piston
Right reciprocation linked, the bottom ring gear involute spline support of described inner cone, described outer cone top surface gradient is oblique with inner cone bottom surface
Degree is adapted；Described ring gear inner roof wall ecto-entad is sequentially provided with the first cavity, the second cavity, spline radial clearance, described
First cavity top is provided with spiro pluging hole, and the described first cavity bottom other end leads to the second cavity by spline radial clearance, the
One cavity, the second cavity, spline radial clearance, compensating groove, central cavity constitute oil passage.
Described outer cone bottom is provided with involute inner spline, and described involute inner spline and line shaft connect, using involute
The self-aligning function of spline, makes outer cone contact more preferably with inner cone.
During quick unlatching, inner cone moves out disengaging outer cone, compression spring, braking release.
During fast braking, spring-compressed bounce-back promotes brake plunger, and hydraulic oil extrudes through spiro pluging hole, and inner cone is progressively fitted
Outer cone produces moment of friction, when inner cone and the spline connection of ring gear, braking closure, and brake onset.
Described end cap junction is provided with all using O-ring.
The operation method of above-mentioned wet type circular cone pan brake, including quick open method and fast-braking method, two groups normal
Closed Hydraulic brake assemblies are symmetrical set respectively on the basis of central point in brake and run simultaneously.
During quick unlatching, pressure oil enters the first cavity body through spiro pluging hole, and central hollow is inserted through compensating groove in lubricating oil one tunnel
Chamber, another road enters the second cavity through spline radial clearance, and inner cone moves out disengaging outer cone, compression spring, braking release；
During fast braking, distress resolves, spring-compressed bounce-back promotes brake plunger, and hydraulic oil extrudes through spiro pluging hole, profit
Lubricating oil extrudes through spline radial clearance, central cavity, compensating groove；Inner cone progressively fit outer cone produce moment of friction, simultaneously inside and outside
Cone itself also can transmit moment, in the presence of two kinds of moment, spline connection through inner cone and ring gear, and it is delivered to ring gear
When, braking closure, brake onset.
Left and right outer cone is symmetrical, and negative function is in the axial pressing force of left and right outer cone respectively.
During quick unlatching, the second cavity volume becomes big.
During fast braking, the second cavity volume diminishes.
The wet type circular cone pan brake of the present invention and its operation method, structure novel and unique, can be applicable to rotating speed and be less than
10000r/min, the liquid braking device of torque 100N.m to 3000N.m, respond well.
[brief description]
Fig. 1 is wet type Cone Disc brake structural schematic diagram of the present invention；
Part name：
1.O shape circle 2.O shape circle 3.O shape circle 4. left hand piston (inner cone) 5. right hand piston (inner cone) 6.O shape circle 7.O
On the right side of shape circle 8.O shape circle 9. left side end cap 10. ring gear, 11. left side spring, 12. left side outer cone 13. right side outer cone 14.
Spring 15. right side end cap；
P1. on the left of the first cavity R12. on the right side of the first cavity R21. on the left of the right spiro pluging hole R11. of left spiro pluging hole P2.
Spline on the left of compensating groove R. central cavity X11. on the right side of compensating groove X22. on the left of second cavity X12. on the right side of two cavity R22.
Spline radial clearance on the right side of radial clearance X21..
[specific embodiment]
In conjunction with drawings and Examples, technical scheme is further elaborated it is believed that to those skilled in the art
For be clearly.
As shown in figure 1, wet type circular cone pan brake, including normally closed type hydraulic brake assembly, ring gear and end cap, brake
Upper and lower respectively on the basis of central point, symmetrical in device it is provided with two groups of normally closed type hydraulic brake assemblies, every group of normally closed type hydraulic pressure
Brake assemblies include spring, inner cone, outer cone and hydraulic oil path, and described inner cone adopts tapered piston, level in tapered piston
Embedded spring, the other end of described spring is fixed with end cap inwall, realizes the left and right reciprocation linked of spring and tapered piston, described
The bottom of inner cone outer cone support, described outer cone top surface gradient is adapted with inner cone bottom surface gradient；Described ring gear inner roof wall by
It is sequentially provided with the first cavity, the second cavity, spline radial clearance outside to inside, described first cavity top is provided with spiro pluging hole, described
The first cavity bottom other end leads to the second cavity by spline radial clearance, the second cavity, spline radial clearance, compensating groove,
Central cavity constitutes oil passage.
Described left and right outer cone 12,13 bottom is equipped with involute inner spline S1, S2, involute inner spline S1, S2 and power
Axle connects, and using involute spline S1, the self-aligning function of S2, so that left and right outer cone 12,13 and left and right inner cone 4,5 is contacted more
Good.
Two groups of normally closed type hydraulic brake assemblies run simultaneously, are specifically described as follows：
Quick unlatching
Pressure oil enters left and right sides first cavity body R11 and R21 through left spiro pluging hole P1 and right spiro pluging hole P2 simultaneously, for introducing
Convenient, left and right opening process is expressed respectively.
Left side second cavity R12 volume becomes big, and lubricating oil inserts central cavity R through left side compensating groove X12, through left side spline
Radial clearance X11, enters left side the second cavity R12, prevents outer cone 12 on the left of vac sorb, left side inner cone 5 departs to left movement
Left side outer cone 12, left braking release；
Right side second cavity R22 volume becomes big, and lubricating oil inserts central cavity R through right side compensating groove X22, through right side spline
Radial clearance X21, enters right side the second cavity R22, prevents outer cone 13 on the right side of vac sorb, right side inner cone 4 moves right disengaging
Right side outer cone 13, right braking release.
Fast braking
Distress resolves, left and right lateral spring 11 and 14 promotes left and right inner cone 5 and 4, and hydraulic oil is through left spiro pluging hole P1 and right plug screw
Hole P2 extrudes, convenient for introducing, and left and right braking procedure is expressed respectively.
Left side the second cavity R12 volume diminishes, and lubricating oil through left side spline radial clearance X11, central cavity R, unload by left side
Lotus groove X12 extrudes, and prevents inner cone 5 on the left of sluggishness；Left side inner cone 5 moves right, laminating left side outer cone 12, produces under stress and rubs
Wipe moment, in left side, outer cone itself also can transmit moment, in the presence of two kinds of moment, through left side inner cone 5 and ring gear simultaneously
10 spline connection, is delivered to ring gear 10, left braking closure, brakes onset；
Right side the second cavity R22 volume diminishes, and lubricating oil is through spline through right radial gap X21, central cavity R, the right side
Side compensating groove X22 extrudes, and prevents inner cone 4 on the right side of sluggishness；Right side inner cone 4, to left movement, laminating right side outer cone 13, produces under stress
Raw moment of friction, in the inner cone of right side, outer cone itself also can transmit moment, in the presence of two kinds of moment, through right side inner cone 4 simultaneously
With the spline connection of ring gear 10, it is delivered to ring gear 10, right braking closure, brakes onset；
Left and right outer cone is symmetrical, and negative function is in the axial pressing force of left and right outer cone 12,13 respectively.
Claims (9)
1. a kind of wet type circular cone pan brake, including normally closed type hydraulic brake assembly, ring gear and end cap it is characterised in that
Symmetrical respectively on the basis of central point in brake it is provided with two groups of normally closed type hydraulic brake assemblies, every group of normally closed type hydraulic pressure system
Dynamic assembly includes spring, inner cone, outer cone and hydraulic oil path, and described inner cone adopts tapered piston, and tapered piston is embedded in bullet
Spring, the other end of described spring is fixed with end cap inwall, realizes the left and right reciprocation linked of spring and tapered piston, described inner cone
Bottom ring gear involute spline support, described outer cone top surface gradient is adapted with inner cone bottom surface gradient；In described ring gear
Roof ecto-entad is sequentially provided with the first cavity, the second cavity, spline radial clearance, and described first cavity top is provided with plug screw
Hole, the described first cavity bottom other end leads to the second cavity by spline radial clearance；Second cavity, spline radial clearance,
Compensating groove, central cavity constitute oil passage.
2. as claimed in claim 1 a kind of wet type circular cone pan brake it is characterised in that described outer cone bottom is provided with involute
Internal spline, described involute inner spline and line shaft connect, and using the self-aligning function of involute spline, make outer cone and inner cone
Contact is more preferably.
3. as claimed in claim 1 a kind of wet type circular cone pan brake it is characterised in that quickly open when, inner cone is to outward transport
Dynamic disengaging outer cone, compression spring, braking release.
4. as claimed in claim 1 a kind of wet type circular cone pan brake it is characterised in that during fast braking, spring-compressed is anti-
Bullet promote brake plunger, hydraulic oil through spiro pluging hole extrude, inner cone progressively fit outer cone produce moment of friction, when inner cone and internal tooth
During the spline connection of circle, braking closure, brake onset.
5. as claimed in claim 1 a kind of wet type circular cone pan brake it is characterised in that described end cap junction is provided with O shape
Circle is sealed.
6. a kind of operation method using wet type circular cone pan brake as claimed in claim 1, including quick open method with soon
Fast braking method is it is characterised in that two groups of normally closed type hydraulic brake assemblies are symmetrical on the basis of central point in brake sets
Put and run simultaneously,
During quick unlatching, pressure oil enters the first cavity body through spiro pluging hole, and central cavity is inserted through compensating groove, separately in lubricating oil one tunnel
One tunnel enters the second cavity through subtracting spline radial clearance, and inner cone moves out disengaging outer cone, compression spring, braking release；
During fast braking, distress resolves, spring-compressed bounce-back promotes brake plunger, and hydraulic oil extrudes through spiro pluging hole, lubricating oil
Extrude through spline radial clearance, central cavity, compensating groove；Inner cone progressively fit outer cone produce moment of friction, simultaneously interior outer cone from
Body also can transmit moment, in the presence of two kinds of moment, spline connection through inner cone and ring gear, and when being delivered to ring gear, system
Dynamic closure, brakes onset.
7. the operation method of wet type circular cone pan brake as claimed in claim 6 is it is characterised in that right about the outer cone of left and right
Claim, negative function is in the axial pressing force of left and right outer cone respectively.
8. wet type circular cone pan brake as claimed in claim 6 operation method it is characterised in that quickly open when, second
Cavity volume becomes big.
9. the operation method of wet type circular cone pan brake as claimed in claim 6 is it is characterised in that during fast braking, and second
Cavity volume diminishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410592069.8A CN104295638B (en) | 2014-10-29 | 2014-10-29 | Wet type conical disc brake and running method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410592069.8A CN104295638B (en) | 2014-10-29 | 2014-10-29 | Wet type conical disc brake and running method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104295638A CN104295638A (en) | 2015-01-21 |
| CN104295638B true CN104295638B (en) | 2017-02-15 |
Family
ID=52315502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410592069.8A Active CN104295638B (en) | 2014-10-29 | 2014-10-29 | Wet type conical disc brake and running method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN104295638B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608248B (en) * | 2015-10-27 | 2019-05-17 | 比亚迪股份有限公司 | Brake and vehicle |
| CN109915507B (en) * | 2016-10-22 | 2020-10-23 | 山东正阳科技有限公司 | Lorry disc brake adopting braking material |
| CN107061557A (en) * | 2017-03-30 | 2017-08-18 | 苏州标杆知识产权运营有限公司 | A kind of symmetrical expression brake |
| CN110425232A (en) * | 2019-08-09 | 2019-11-08 | 湖北康晨安宝矿业设备有限责任公司 | A kind of brake and its mining trackless rubber-tyred transport vehicle |
| CN116989074B (en) * | 2023-09-28 | 2023-12-29 | 无锡星微科技有限公司杭州分公司 | Air-break brake type clamp for air-float turntable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6405837B1 (en) * | 2000-02-10 | 2002-06-18 | Mico Incorporated | Combined parking and service brake |
| CN201991969U (en) * | 2010-08-23 | 2011-09-28 | 山东临工工程机械有限公司 | Wet-type brake hub reducer |
| CN103080589A (en) * | 2010-10-04 | 2013-05-01 | 日立建机株式会社 | Wet brake device |
| CN103925318A (en) * | 2014-03-10 | 2014-07-16 | 杭州前进齿轮箱集团股份有限公司 | Normally closed parking brake |
| CN103967971A (en) * | 2014-02-25 | 2014-08-06 | 湖北航天技术研究院特种车辆技术中心 | Wet brake |
-
2014
- 2014-10-29 CN CN201410592069.8A patent/CN104295638B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6405837B1 (en) * | 2000-02-10 | 2002-06-18 | Mico Incorporated | Combined parking and service brake |
| CN201991969U (en) * | 2010-08-23 | 2011-09-28 | 山东临工工程机械有限公司 | Wet-type brake hub reducer |
| CN103080589A (en) * | 2010-10-04 | 2013-05-01 | 日立建机株式会社 | Wet brake device |
| CN103967971A (en) * | 2014-02-25 | 2014-08-06 | 湖北航天技术研究院特种车辆技术中心 | Wet brake |
| CN103925318A (en) * | 2014-03-10 | 2014-07-16 | 杭州前进齿轮箱集团股份有限公司 | Normally closed parking brake |
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| Publication number | Publication date |
|---|---|
| CN104295638A (en) | 2015-01-21 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170830 Address after: 879 Jinshan Road, Jinshan Industrial Zone, 201506, Shanghai Patentee after: Shanghai Hezhong Heavy Industry Machinery Co.,Ltd. Address before: 201506 Jinshan District Industrial Zone, Shanghai Jin Road, No. 879 Co-patentee before: Hu Xiaorong Patentee before: Li Kaiwei Co-patentee before: Wang Fang Co-patentee before: Yang Yajing Co-patentee before: Zhu Feng Co-patentee before: Tian Yan Co-patentee before: Lai Yonglai Co-patentee before: Zhao Yuanyuan Co-patentee before: Wang Juan |