CN105822696A - Novel large-inertia rotating-shaft braking system - Google Patents
Novel large-inertia rotating-shaft braking system Download PDFInfo
- Publication number
- CN105822696A CN105822696A CN201610402888.0A CN201610402888A CN105822696A CN 105822696 A CN105822696 A CN 105822696A CN 201610402888 A CN201610402888 A CN 201610402888A CN 105822696 A CN105822696 A CN 105822696A
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- China
- Prior art keywords
- brake
- brake block
- brakes
- matrix
- hydraulic cylinder
- 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.)
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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
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
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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
- F16D65/38—Slack adjusters
- F16D65/40—Slack adjusters mechanical
- F16D65/62—Slack adjusters mechanical self-acting in both directions for adjusting excessive and insufficient play
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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
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D66/02—Apparatus for indicating wear
- F16D66/021—Apparatus for indicating wear using electrical detection or indication means
- F16D66/022—Apparatus for indicating wear using electrical detection or indication means indicating that a lining is worn to minimum allowable thickness
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a novel large-inertia rotating-shaft braking system. The novel large-inertia rotating-shaft braking system comprises brake installing supports, brakes and a brake disc. In the brakes, guiding columns are installed on an installing base, the guiding columns are sleeved with base bodies, hydraulic cylinders and lower brake pads are installed on the base bodies respectively, upper brake pads are connected with piston rods of the hydraulic cylinders, and travel sensors are installed on the upper brake pads and used for detecting the thickness of the upper brake pads; the multiple brakes are installed on the multiple brake installing supports through installing bases of the brakes, the upper brake pads and the lower brake pads of all the brakes are located on the two sides of the brake disc respectively, and the multiple brakes are evenly distributed outside the circumference of the brake disc. According to the novel large-inertia rotating-shaft braking system, the multiple brakes are adopted, two brake pads are adopted for each brake, braking force is extremely large, the braking effect is quite remarkable, and the novel large-inertia rotating-shaft braking system is suitable for large-inertia rotating-shaft braking; the thickness of the brake pads is detected through the travel sensors in real time, and safety accidents caused by excessive abrasion failure of the brake pads are avoided.
Description
Technical field
The present invention relates to a kind of brakes for the dish ratcheting mechanism rotated or system being carried out skidding, particularly relating to a kind of novel large inertia rotating shaft brakes.
Background technology
Brakes is mainly used in the dish ratcheting mechanism rotated or system are carried out skidding, to reach dish ratcheting mechanism or system rotating speed reduces the purpose of even stall；During whole skidding, the kinetic energy of rotation wheel or dish is converted into frictional heat and finally realizes deceleration or stall.
Traditional brakes is mainly made up of drive system, control system, drive system and four parts of brake.Drive system is divided into hydraulic-driven, air pressure driving etc., predominantly brakes to provide power；Control system receives and processes the signal whether braked, and controlling drive system provides power for brakes；The energy that drive system provides drive system passes to brake by pipeline or machinery；Brake is the core of whole brakes, when being the actuator of brakes, brake block and brake disc, brake block is applied normal pressure and realizes skidding by the friction between brake block and brake disc.Brake system structure pattern is various, mainly has fluid pressure type, pneumatic type, gas-liquid mixed, electric-liquid type, is the most all to drive hydraulic cylinder (cylinder) to drive brake block and brake disc friction with retarding braking by high pressure fuel source (source of the gas).
Traditional brakes is mainly used in the braking with the automobile of rotating disk wheel construction, train etc., and its shortcoming is as follows: (1) braking object is intended for the rotating shaft of less rotary inertia, limited to braking its stopping power compared with the rotating shaft of large rotating inertia；(2) being single-contact between brake block and brake disc, rubbing surface is little, causes brake force little, and braking time is long；(3) stopper hydraulic cylinder stroke is limited, and the disc thickness scope that brakes is adapted to is less, it is impossible to the brake disc of self adaptation different-thickness；(4) lacking the device of detection brake block wear extent, when changing brake block needs to be judged by professional；(5), when starting to brake, system has bigger vibratory impulse.
Summary of the invention
The purpose of the present invention is that provides a kind of inertia of braking greatly and to be easy to the novel large inertia rotating shaft brakes regulated to solve the problems referred to above.
The present invention is achieved through the following technical solutions above-mentioned purpose:
nullA kind of novel large inertia rotating shaft brakes，Including brake mounting bracket、Brake and brake disc，Described brake includes mounting seat、Lead、Matrix、Hydraulic cylinder、Upper brake block、Lower brake block and stroke sensor，Described lead is installed in described mounting seat，Described matrix is set on described lead by self through hole and can move axially，Described hydraulic cylinder is installed on described matrix，Oil-in and the drain tap of described hydraulic cylinder are connected with fueller respectively，Described upper brake block is connected with the piston rod of described hydraulic cylinder，The described lower brake block relative with described upper brake block is installed on described matrix，Described stroke sensor is installed on described upper brake block and for detecting the thickness of described upper brake block，The movable end of described stroke sensor through after the through hole of described upper brake block on described brake block and described lower brake block；Multiple described brakes are installed in multiple described brake mounting bracket by its mounting seat respectively, the upper brake block of each described brake and lower brake block lay respectively at the both sides of described brake disc, and multiple described brakes are uniformly distributed in outside the circumference of described brake disc.
In said structure, brake uses two brake blocks i.e. to go up brake block and lower brake block is respectively placed in the both sides of brake disc, during brake, upper brake block is promoted extruding brake disc by the piston rod of hydraulic cylinder, and drive the another side of lower brake block extruding brake disc, in realization, brake block and lower brake block carry out extrusion friction skidding respectively for brake disc, and braking effect is good；Use multiple brake skidding simultaneously, it is possible to achieve the superposition of multiple brake strength, brake strength is big；Stroke sensor can detect the thickness of brake block in real time, thus realizes the real-time monitoring to the brake block degree of wear, the brake block more renewed before brake block lost efficacy, it is to avoid the generation of brake block inordinate wear "Fail-safe" accident because of abrasion.
Further, described hydraulic cylinder is provided with adjustment hole, and brake block adjusting screw rod is threaded connection with described upper brake block after described adjustment hole；Described matrix is provided with screw, and the front end of matrix adjusting screw rod is through upper surface with described mounting seat after described screw；Described lead is two, and the two ends of described matrix are set with on two described leads, connects by connecting plate is fixing between the top of two described leads；On described lead, on part between described matrix and described connecting plate and described brake block adjusting screw rod, part between its nut and hydraulic cylinder is respectively installed with helical spring.This structure can realize the position adjustments of brake block, thus on realizing, between brake block and lower brake block, spacing regulation, to adapt to the purpose of different-thickness brake disc, can realize again the position adjustments of matrix so that installing.
As preferably, described brake disc is four, and the oil-in of the hydraulic cylinder of four described brake discs and drain tap are connected with same described fueller respectively.
As preferably, described fueller includes fuel tank, oil pump, check valve, proportional pressure control valve, electromagnetic valve, first throttle valve and second throttle, the oil-out of described oil pump the first end with one end of described check valve and described proportional pressure control valve respectively is connected, second end of described proportional pressure control valve is connected with one end of described electromagnetic valve, the other end of described check valve is connected with one end of described first throttle valve and one end of described second throttle respectively, the other end of described first throttle valve is connected with the other end of described electromagnetic valve, the oil-in of described oil pump, the drain tap of the second end of described proportional pressure control valve and four described hydraulic cylinders is connected with described fuel tank respectively, the other end of described second throttle oil-in with four described hydraulic cylinders respectively is connected.Proportional pressure control valve therein is capable of the regulation at any time of the charge oil pressure to hydraulic cylinder, it is simple to application.
The beneficial effects of the present invention is:
The present invention uses multiple brake and each brake to use two brake blocks, and brake force is very big, braking effect highly significant, it is adaptable to large inertia rotating shaft is braked；Brake block thickness is detected in real time, it is to avoid the generation of brake block inordinate wear "Fail-safe" accident by stroke sensor；Spacing between two brake blocks can be adapted to the brake disc of different-thickness, requires relatively low to the installation site of brake disc；The fueller of hydraulic cylinder uses oil supply system based on proportional pressure control valve, its charge oil pressure can regulate the most in real time, thus realize the skidding to different rotary inertia rotating shafts, and less oil pressure can be used when starting to brake, brake force is little, brake block is steady with brake disc, and without impact, system stability is good.
Accompanying drawing explanation
Fig. 1 is the integral mechanical structure of novel large inertia rotating shaft brakes of the present invention；
Fig. 2 is that front view cuts open in the office of brake of the present invention；
Fig. 3 is the enlarged drawing of " A " in Fig. 2；
Fig. 4 is the left view of brake of the present invention；
Fig. 5 is that rearview cuts open in the office of brake of the present invention；
Fig. 6 is the enlarged drawing of " B " in Fig. 5；
Fig. 7 is the top view of brake of the present invention；
Fig. 8 is the hydraulic schematic diagram of the fueller of novel large inertia rotating shaft brakes of the present invention.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings:
nullAs shown in Figure 1，Novel large inertia rotating shaft brakes of the present invention includes brake mounting bracket 3、Brake 2 and brake disc 1，As shown in Fig. 2-Fig. 8，Brake 2 includes mounting seat 33、Lead 4、Matrix 11、Hydraulic cylinder 32、Upper brake block 8、Lower brake block 9 and stroke sensor 6，Two leads 4 are the most vertically installed in mounting seat 33，The two ends of matrix 11 are set on two leads 4 by self through hole respectively and can move axially，Connect by connecting plate 31 is fixing between the top of two leads 4，Hydraulic cylinder 32 is installed on matrix 11，Upper brake block 8 (does not shows in figure with the piston rod of hydraulic cylinder 32，For conventional structure) connect，The lower brake block 9 relative with upper brake block 8 is installed on matrix 11，Stroke sensor 6 is installed on brake block 8 and for detecting the thickness of upper brake block 8，The movable end of stroke sensor 6 (does not shows in figure，For conventional structure) through after the through hole of upper brake block 8 upper brake block 8 and lower brake block 9；Hydraulic cylinder 32 is provided with two adjustment holes, and two brake block adjusting screw rods 5 are threaded connection with upper brake block 8 after being each passed through two adjustment holes；Matrix 11 is provided with two screws, and the front end of two matrix adjusting screw rods 34 is each passed through the upper surface after two screws with mounting seat 33；On lead 4, on part between matrix 11 and connecting plate 31 and brake block adjusting screw rod 5, part between its nut and hydraulic cylinder 32 is respectively installed with helical spring 10；Four brakes 2 are installed in four brake mounting brackets 3 by its mounting seat 33 respectively, and the upper brake block 8 of each brake 2 and lower brake block 9 lay respectively at the both sides of brake disc 1, and four brakes 2 are uniformly distributed in outside the circumference of brake disc 1；nullDescribed fueller includes fuel tank 24、Oil pump、Check valve 21、Proportional pressure control valve 22、Electromagnetic valve 20、First throttle valve 19 and second throttle 18，Described oil pump includes gear pump 25 and motor 27，The oil-out of oil pump is connected with one end of check valve 21 and the first end of proportional pressure control valve 22 respectively，Second end of proportional pressure control valve 22 is connected with one end of electromagnetic valve 20，The other end of check valve 21 is connected with one end of first throttle valve 19 and one end of second throttle 18 respectively，The other end of first throttle valve 19 is connected with the other end of electromagnetic valve 20，The oil-in of oil pump、The drain tap 13 of the second end of proportional pressure control valve 22 and four hydraulic cylinders 32 is connected with fuel tank 24 respectively，The other end of second throttle 18 oil-in 7 with four hydraulic cylinders 32 of four brakes 2 respectively is connected.
Fig. 5 also show the locking nut 12 supporting with matrix adjusting screw rod 34；Fig. 8 also show accumulator 14, the resistance to Pressure gauge 15 that shakes, pressure meter switch 16, pressure transducer 17, oil absorption filter 26, oil pipe 28, air filter 29, liquid temperature liquidometer 30 and electric terminal case 23, these parts are the conventional components of fueller, it not the innovation structure of the present invention, so being only briefly described at this.
In conjunction with Fig. 1-Fig. 8, during application, 3, four brakes 2 of aforementioned four brake mounting bracket and a brake disc 1 constitute set of system, when automobile brake, have how many tires just have how many cover systems；Fueller passing ratio overflow valve 22 controls the input pressure of four hydraulic cylinders 32, can provide low pressure when just starting to brake, then reoffer high pressure；Hydraulic oil promotes the piston rod of hydraulic cylinder 32 to drive upper brake block 8 to compress to brake disc 1, brake disc 1 can form propulsive thrust to upper brake block 8, this propulsive thrust makes matrix 11 drive lower brake block 9 also to compress brake disc 1, thus realizes above brake block 8 and lower brake block 9 and extrude brake disc 1 simultaneously and form the effect of frictional damping；One brake disc 1 is braked by four brakes 2 simultaneously, it is achieved efficiently brake purpose.
Above-described embodiment is presently preferred embodiments of the present invention; it it is not the restriction to technical solution of the present invention; as long as the technical scheme that can realize on the basis of above-described embodiment without creative work, in the range of being regarded as falling into the rights protection of patent of the present invention.
Claims (4)
- null1. a novel large inertia rotating shaft brakes，It is characterized in that: include brake mounting bracket、Brake and brake disc，Described brake includes mounting seat、Lead、Matrix、Hydraulic cylinder、Upper brake block、Lower brake block and stroke sensor，Described lead is installed in described mounting seat，Described matrix is set on described lead by self through hole and can move axially，Described hydraulic cylinder is installed on described matrix，Oil-in and the drain tap of described hydraulic cylinder are connected with fueller respectively，Described upper brake block is connected with the piston rod of described hydraulic cylinder，The described lower brake block relative with described upper brake block is installed on described matrix，Described stroke sensor is installed on described upper brake block and for detecting the thickness of described upper brake block，The movable end of described stroke sensor through after the through hole of described upper brake block on described brake block and described lower brake block；Multiple described brakes are installed in multiple described brake mounting bracket by its mounting seat respectively, the upper brake block of each described brake and lower brake block lay respectively at the both sides of described brake disc, and multiple described brakes are uniformly distributed in outside the circumference of described brake disc.
- Novel large inertia rotating shaft brakes the most according to claim 1, it is characterised in that: described hydraulic cylinder is provided with adjustment hole, and brake block adjusting screw rod is threaded connection with described upper brake block after described adjustment hole；Described matrix is provided with screw, and the front end of matrix adjusting screw rod is through upper surface with described mounting seat after described screw；Described lead is two, and the two ends of described matrix are set with on two described leads, connects by connecting plate is fixing between the top of two described leads；On described lead, on part between described matrix and described connecting plate and described brake block adjusting screw rod, part between its nut and hydraulic cylinder is respectively installed with helical spring.
- Novel large inertia rotating shaft brakes the most according to claim 1 and 2, it is characterised in that: described brake disc is four, and the oil-in of the hydraulic cylinder of four described brake discs and drain tap are connected with same described fueller respectively.
- Novel large inertia rotating shaft brakes the most according to claim 3, it is characterized in that: described fueller includes fuel tank, oil pump, check valve, proportional pressure control valve, electromagnetic valve, first throttle valve and second throttle, the oil-out of described oil pump the first end with one end of described check valve and described proportional pressure control valve respectively is connected, second end of described proportional pressure control valve is connected with one end of described electromagnetic valve, the other end of described check valve is connected with one end of described first throttle valve and one end of described second throttle respectively, the other end of described first throttle valve is connected with the other end of described electromagnetic valve, the oil-in of described oil pump, the drain tap of the second end of described proportional pressure control valve and four described hydraulic cylinders is connected with described fuel tank respectively, the other end of described second throttle oil-in with four described hydraulic cylinders respectively is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402888.0A CN105822696A (en) | 2016-06-08 | 2016-06-08 | Novel large-inertia rotating-shaft braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402888.0A CN105822696A (en) | 2016-06-08 | 2016-06-08 | Novel large-inertia rotating-shaft braking system |
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| Publication Number | Publication Date |
|---|---|
| CN105822696A true CN105822696A (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610402888.0A Pending CN105822696A (en) | 2016-06-08 | 2016-06-08 | Novel large-inertia rotating-shaft braking system |
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| CN (1) | CN105822696A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931347A (en) * | 2019-04-02 | 2019-06-25 | 北京航空航天大学 | A kind of high-speed straight-line braking device |
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| CN102011766A (en) * | 2010-11-15 | 2011-04-13 | 陕西飞机工业（集团）有限公司 | Pressure-resistance and adjustment test bed for aircraft hydraulic system |
| CN201973140U (en) * | 2010-12-09 | 2011-09-14 | 山东高佐矿业集团有限公司 | Disc type safety braking device for coal mine overhead manned device |
| CN102913570A (en) * | 2012-10-31 | 2013-02-06 | 焦作瑞塞尔盘式制动器有限公司 | Hydraulic brake |
| WO2015147998A1 (en) * | 2014-03-25 | 2015-10-01 | Wolverine Advanced Materials Llc | Brake pad assembly with universal shim |
| CN204847661U (en) * | 2015-07-06 | 2015-12-09 | 苏州江南嘉捷机电技术研究院有限公司 | Manual device that declutches |
| CN205669550U (en) * | 2016-06-08 | 2016-11-02 | 中国工程物理研究院总体工程研究所 | A kind of novel large inertia rotating shaft brakes |
-
2016
- 2016-06-08 CN CN201610402888.0A patent/CN105822696A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011766A (en) * | 2010-11-15 | 2011-04-13 | 陕西飞机工业（集团）有限公司 | Pressure-resistance and adjustment test bed for aircraft hydraulic system |
| CN201973140U (en) * | 2010-12-09 | 2011-09-14 | 山东高佐矿业集团有限公司 | Disc type safety braking device for coal mine overhead manned device |
| CN102913570A (en) * | 2012-10-31 | 2013-02-06 | 焦作瑞塞尔盘式制动器有限公司 | Hydraulic brake |
| WO2015147998A1 (en) * | 2014-03-25 | 2015-10-01 | Wolverine Advanced Materials Llc | Brake pad assembly with universal shim |
| CN204847661U (en) * | 2015-07-06 | 2015-12-09 | 苏州江南嘉捷机电技术研究院有限公司 | Manual device that declutches |
| CN205669550U (en) * | 2016-06-08 | 2016-11-02 | 中国工程物理研究院总体工程研究所 | A kind of novel large inertia rotating shaft brakes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931347A (en) * | 2019-04-02 | 2019-06-25 | 北京航空航天大学 | A kind of high-speed straight-line braking device |
| CN109931347B (en) * | 2019-04-02 | 2022-11-15 | 北京航空航天大学 | High-speed linear brake device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160803 |