CN109878548A - Monoblock type tyre tread electromechanical checking cylinder and braking method - Google Patents
Monoblock type tyre tread electromechanical checking cylinder and braking method Download PDFInfo
- Publication number
- CN109878548A CN109878548A CN201910176001.4A CN201910176001A CN109878548A CN 109878548 A CN109878548 A CN 109878548A CN 201910176001 A CN201910176001 A CN 201910176001A CN 109878548 A CN109878548 A CN 109878548A
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- CN
- China
- Prior art keywords
- top cover
- lead screw
- electromechanical
- checking cylinder
- umbrella gear
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- 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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Abstract
The present invention relates to rail vehicle braking technical fields, specifically a kind of monoblock type tyre tread electromechanical checking cylinder and braking method, lead screw and top cover are equipped in cabinet, it is equipped with one end of lead screw on the inside of top cover and is fixed with feed screw nut on the outside of the lead screw, the active force that thrust bearing is used to transmit lead screw axial direction is equipped between feed screw nut and the proximal end of the top cover, the lock support component that the outer end of lead screw is connected with for realizing braking, big umbrella gear is connected with by spline on the outside of feed screw nut, the output end of electric machine assembly is connected with small umbrella gear and small umbrella gear is meshed with big umbrella gear.The present invention compared with the existing technology, the advantage is that: avoiding the pipeline gas leakage occurred by braking or oil leakage phenomenon using motor driven, solves the problems, such as that traditional Tread brake device pollutes the environment；It is easy to operate, enable to rail vehicle braking more firm, reliable；The response time for improving checking cylinder keeps rail vehicle braking more efficient.
Description
Technical field
The present invention relates to rail vehicle braking technical field, specifically a kind of monoblock type tyre tread electromechanical checking cylinder and
Braking method.
Background technique
Tread brake is exactly the brake lining braking that rail vehicles use, and brake lining holds wheel tread tightly when braking, by rubbing
Wiping makes wheel stop operating.Traditional tread braking unit by air or it is hydraulic power source is provided, and by spring-loaded brake reality
It now brakes and alleviates, low efficiency, energy consumption is high, weight weight, and needs all pipelines that cannot have leakage phenomenon, and not only structure is multiple
It is miscellaneous, and control is more difficult.
Summary of the invention
It is an object of the invention to solve the deficiencies in the prior art, a kind of easy to operate, reliable monoblock type of braking is provided
Tyre tread electromechanical checking cylinder and braking method.
To achieve the goals above, a kind of monoblock type tyre tread electromechanical checking cylinder, the monoblock type tyre tread motor are designed
Tool checking cylinder includes cabinet, electric machine assembly and lock support component, and the cabinet is equipped with the mounting portion for installing electric machine assembly,
And lead screw and top cover are equipped in the cabinet, one end of lead screw is equipped on the inside of the top cover and fixed on the outside of the lead screw
There is feed screw nut, thrust bearing is equipped between the feed screw nut and the proximal end of the top cover for transmitting lead screw axial direction side
To active force, the distal end of the top cover is equipped with the end cap mutually fixed with cabinet, and the outer end of the lead screw, which is connected with, to be used for
Realize the lock support component of braking, the feed screw nut outside is connected with big umbrella gear, the electric machine assembly by spline
Output end be connected with small umbrella gear and the small umbrella gear is meshed with big umbrella gear.
The present invention also has following preferred technical solution:
Force snesor is additionally provided between the end cap and top cover.
The feed screw nut is equipped in the end for being bordering on top cover one end for matching with the proximal end of the top cover
Groove, and the first circumferentially extending section is equipped on the outside of the top cover, the first circumferentially extending section and feed screw nut are bordering on top
It covers and is equipped with thrust bearing between the end of one end.
The cabinet is equipped with the installation passed through for the output shaft of gear shaft or electric machine assembly for small umbrella gear
Hole, the mounting groove that is circumferentially with for install nut of the box inside in mounting hole.
If being equipped with dry bearing on the outside of the gear shaft of the small umbrella gear or the output shaft of the electric machine assembly, and institute
Between the bearing stated be equipped with bearing apical ring, if the dry bearing on the outside of be equipped with bearing supporting ring, the bearing supporting ring with
The cabinet is fixedly linked.
Second circumferentially extending section is equipped on the outside of the top cover, the cabinet is distal at described second circumferentially extending section
The side of end cap is equipped with the step structure with second circumferentially extending section of the matching ends.
The lead screw, which is located on the outside of one end end on the inside of top cover, is equipped with the first groove, first groove with it is described
Top cover between be equipped with lead screw copper sheathing.
The outer end of the lead screw is equipped with the jointing for connecting lock support component, sets in the jointing circumferential direction
There is hierarchic structure, the cabinet is fixed with capping in the other end relative to end cap, is equipped with through-hole in the middle part of the capping
And the capping is equipped with third inwardly to week and circumferentially extends section, the third circumferentially extending section inside and the gamp
The gear shaft outer end of shape gear offsets, and outside and the hierarchic structure of the jointing offset.
The jointing outer end connects lock support component by the first connects hinge, and the lock support component passes through the
Two link hinges are connected with the outside of the cabinet.
The present invention also designs a kind of braking method using the monoblock type tyre tread electromechanical checking cylinder, passes through motor group
Part drives small umbrella gear, to drive the big umbrella gear rotation being meshed with the small umbrella gear, and then drives silk
Thick stick rotation, and the translation for the ball screw assembly, realization lead screw being made of lead screw and top cover, to realize tyre tread electromechanical checking cylinder
It is flexible and drive lock support component flexible, and then realize the clamping between the brake lining and tyre tread of lock support component or loosen, and realize
The braking or alleviation of rail vehicle, and after the tyre tread electromechanical checking cylinder stretching, the reaction force of stretching can pass sequentially through
Feed screw nut, thrust bearing and top cover pass to force snesor.
Compared with the existing technology, composite structure simple possible is easily installed and dismantles the present invention, the advantage is that:
1, checking cylinder of the invention uses motor driven, avoids the pipeline gas leakage occurred by braking or oil leakage phenomenon, solves
Traditional Tread brake device pollutes the environment problem.
2, checking cylinder of the invention control operation is fairly simple, enables to rail vehicle braking more firm, reliable.
3, the response time of checking cylinder of the present invention is shorter than traditional, improves the response time of checking cylinder, makes railcar
Braking is more efficient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of monoblock type tyre tread electromechanical checking cylinder of the present invention in an embodiment.
Fig. 2 is the cross-sectional view of Fig. 1.
Fig. 3 is the structural schematic diagram of monoblock type tyre tread electromechanical checking cylinder of the present invention in another embodiment.
Fig. 4 is the cross-sectional view of Fig. 3.
In figure: small 3. bearing apical ring of umbrella gear, 4. bearing of nut M30 × 1.5 5., 6. motor of 1. electric machine assembly 2.
11. top cover of component O-ring 7. bearing supporting ring, 8. fixing bolt, 9. end cap O-ring, 10. force snesor, 12. lead screw copper
Cover the big umbrella of 13. second screw, 14. 15. first screw of copper sheathing baffle, 16. 18. thrust bearing of end cap 17.O type circle 19.
The big umbrella gear O-ring 23. of 20. bearing race snap of gear, 21. crossed roller bearing 22. covers the capping of 24. cabinets 25.
O-ring 26. covers the 4th screw of 27. Assembly of pin of bolt, 28. spring, 29. electric coupler, 30. third screw 31.
32. 33. first pin shaft of lock support component, 34. first connects hinge 35. connects 36. fastening bolt of pin shaft, 37. jointing
38. it is second circumferentially extending that 39. bearing screw of feed screw nut, 40. bearing baffle ring, 41. lead screw 42. first circumferentially extends section 43.
44. thirds of section circumferentially extend section.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings, and the structure and principle of this device are for the people of this profession
It is very clearly.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this
Invention.
Referring to Fig. 1 and Fig. 2, the monoblock type tyre tread electromechanical checking cylinder includes cabinet, electric machine assembly and lock support component,
The cabinet is equipped with the mounting portion for installing electric machine assembly, for making electric machine assembly be connected with cabinet by bolt,
And the junction of electric machine assembly and cabinet is additionally provided with electric machine assembly O-ring, in present embodiment, is equipped on the cabinet
The mounting hole that output shaft for gear shaft or electric machine assembly for small umbrella gear passes through, the box inside is in mounting hole
The mounting groove being circumferentially with for installing nut, realized with the output shaft of gear shaft or electric machine assembly to small umbrella gear plus
Gu if being equipped with dry bearing on the outside of the gear shaft of the small umbrella gear or the output shaft of the electric machine assembly, and described
Bearing apical ring is equipped between bearing, if being equipped with bearing supporting ring on the outside of the dry bearing, the bearing supporting ring passes through solid
Determine bolt to be fixedly linked with the cabinet.
It is equipped with lead screw and top cover in the cabinet, one end of lead screw is equipped on the inside of the top cover and outside the lead screw
Side is fixed with feed screw nut, and the feed screw nut is equipped in the end for being bordering on top cover one end for the proximal end with the top cover
The groove matched, and the first circumferentially extending section, the first circumferentially extending section and lead screw spiral shell are equipped on the outside of the top cover
Mother, which is bordering between the end of top cover one end, is equipped with thrust bearing, for transmitting the active force of lead screw axial direction, the top cover
Outside is equipped with second circumferentially extending section, and the side that the cabinet is distal to end cap at described second circumferentially extending section is equipped with and institute
The step structure for second circumferentially extending section of the matching ends stated.The lead screw is located on the outside of one end end on the inside of top cover
Equipped with the first groove, lead screw copper sheathing is equipped between first groove and the top cover, the lead screw is located in top cover
One end end of side is equipped with the second groove, and second groove is interior to be fixed with copper sheathing baffle by the second screw.The top
The distal end of set connects force snesor side by the first screw, and the force snesor other side is connected by screw with end cap, the top
It can produce certain sliding between set and cabinet.End cap is mutually fixed with cabinet by bolt, end cap and cabinet right end face it
Between be additionally provided with end cap seal circle.
The outer end of the lead screw connects the jointing for connecting lock support component, the connection by fastening bolt
Connector circumferential direction is equipped with hierarchic structure, and the cabinet is fixed with capping, the capping in the other end relative to end cap
Middle part is equipped with through-hole and the capping is equipped with third to week inwardly and circumferentially extends section, and the third circumferentially extends on the inside of section
It offsets with the gear shaft outer end of the big umbrella gear, and outside and the hierarchic structure of the jointing offset.It is described
Jointing outer end be connected with connection pin shaft, be connected with the first pin shaft, the first pin shaft and connection in the middle part of the rear end of lock support component
It is connected with the first connects hinge between pin shaft, and is equipped with extended segment on the outside of the cabinet, Assembly of pin, pin are equipped at extended segment
Second, which is connected with, between the second pin shaft that shaft assembly is equipped with lock support component rear upper side or downside links hinge.
Big umbrella gear is connected with by spline on the outside of the feed screw nut, so that feed screw nut can be relative to big umbrella
Gear generates relative displacement in the axial direction of lead screw, and the big umbrella gear is equipped with step-like structure, lead screw spiral shell
Female outer surface corresponds to step-like structure equipped with convex section, by the cooperation between step-like structure and convex section to lead screw spiral shell
Mother limits to the movement in lock support component direction.The tail end of big umbrella gear is clamped in the inside of capping, to guarantee it
It is fixed, big umbrella gear O-ring is equipped between capping inside and big umbrella gear.It is set between the big umbrella gear and cabinet
There is a crossed roller bearing, in present embodiment, the crossed roller bearing is fixed on capping and fixed ring cooperatively forms
In groove, the inner wall of the cabinet is close in capping and fixed ring outer circumferential, while covering and being fixed on case by covering bolt
Body left end is equipped with lidstock circle between capping and the inner wall of cabinet.The output end of the electric machine assembly is connected with small
The umbrella gear and small umbrella gear is meshed with big umbrella gear, thus realize small umbrella gear and big umbrella gear it
Between gear drive, the small umbrella gear may include gear shaft or is not provided with gear shaft.
Further, the motor uses direct current torque motor, is equipped with threading hole, cabinet and motor group in the cabinet
Electric coupler is separately installed on part.
In Fig. 1 and Fig. 2, the electric machine assembly is installed on the front side of cabinet, and lock support component is installed on the left side of cabinet,
In other embodiments, position be can change.For example, with reference to Fig. 3 and Fig. 4, electric machine assembly can also be installed to cabinet
Side.
Embodiment
The present apparatus is compact-sized, and braking efficiency is high, can be perfectly suitable for the damped condition of vehicle, pass through electric machine assembly
Small umbrella gear is driven, to drive the big umbrella gear rotation being meshed with the small umbrella gear, and then drives lead screw
Rotation, and the translation for the ball screw assembly, realization lead screw being made of lead screw and top cover, to realize tyre tread electromechanical checking cylinder
It stretches and drives lock support component flexible, and then realize the clamping between the brake lining and tyre tread of lock support component or loosen, and realize rail
The braking or alleviation of road vehicle, and after the tyre tread electromechanical checking cylinder stretching, the reaction force of stretching can pass sequentially through silk
Thick stick nut, thrust bearing and top cover pass to force snesor, can be turned round to the output of electric machine assembly by the feedback of force snesor
Square is accordingly adjusted.
Claims (10)
1. a kind of monoblock type tyre tread electromechanical checking cylinder, it is characterised in that the monoblock type tyre tread electromechanical checking cylinder includes case
Body, electric machine assembly and lock support component, the cabinet are equipped with the mounting portion for installing electric machine assembly, and in the cabinet
Equipped with lead screw and top cover, it is equipped with one end of lead screw on the inside of the top cover and is fixed with feed screw nut on the outside of the lead screw, institute
The active force that thrust bearing is used to transmit lead screw axial direction, institute are equipped between the proximal end of the feed screw nut and the top cover stated
The distal end for the top cover stated is equipped with the end cap mutually fixed with cabinet, the lock support that the outer end of the lead screw is connected with for realizing braking
Component, the feed screw nut outside are connected with big umbrella gear by spline, set between the big umbrella gear and cabinet
Have a crossed roller bearing, the output end of the electric machine assembly be connected with small umbrella gear and the small umbrella gear with
Big umbrella gear is meshed.
2. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that between the end cap and top cover
It is additionally provided with force snesor.
3. monoblock type tyre tread electromechanical checking cylinder as claimed in claim 1 or 2, it is characterised in that the feed screw nut is close
It is equipped with groove for matching with the proximal end of the top cover in the end of top cover one end, and is equipped with the on the outside of the top cover
One circumferentially extending section, the first circumferentially extending section and feed screw nut are bordering between the end of top cover one end and are equipped with thrust axis
It holds.
4. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that the cabinet is equipped with and is used for
The mounting hole that the output shaft of gear shaft or electric machine assembly for small umbrella gear passes through, week of the box inside in mounting hole
To the mounting groove being equipped with for installing nut.
5. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that the tooth of the small umbrella gear
If being equipped with dry bearing on the outside of the output shaft of wheel shaft or the electric machine assembly, and bearing apical ring, institute are equipped between the bearing
If being equipped with bearing supporting ring on the outside of the dry bearing stated, the bearing supporting ring is fixedly linked with the cabinet.
6. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that be equipped with the on the outside of the top cover
Two circumferentially extending sections, the side that the cabinet is distal to end cap at described second circumferentially extending section are equipped with and the second week
To the step structure of the matching ends of extended segment.
7. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that the lead screw is located in top cover
It is equipped with the first groove on the outside of one end end of side, lead screw copper sheathing is equipped between first groove and the top cover.
8. monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that the outer end of the lead screw is equipped with
For connecting the jointing of lock support component, the jointing circumferential direction is equipped with hierarchic structure, and the cabinet is opposite
Capping is fixed in the other end of end cap, is equipped with through-hole in the middle part of the capping and the capping is equipped with the to week inwardly
The gear shaft outer end of three circumferentially extending sections, the third circumferentially extending section inside and the big umbrella gear offsets, and outer
Side and the hierarchic structure of the jointing offset.
9. monoblock type tyre tread electromechanical checking cylinder as claimed in claim 8, it is characterised in that the jointing outer end is logical
The first connects hinge connection lock support component is crossed, and the lock support component passes through the outside of the second link hinge and the cabinet
It is connected.
10. a kind of braking method using monoblock type tyre tread electromechanical checking cylinder as described in claim 1, it is characterised in that logical
It crosses electric machine assembly and drives small umbrella gear, so that the big umbrella gear rotation being meshed with the small umbrella gear is driven, into
And drive lead screw to rotate, and realize the translation of lead screw by the ball screw assembly, that lead screw and top cover form, to realize tyre tread motor
Tool checking cylinder flexible simultaneously drives lock support component flexible, and then realizes the clamping between the brake lining and tyre tread of lock support component or put
Pine, and realize the braking or alleviation of rail vehicle, and after the tyre tread electromechanical checking cylinder stretching, the reaction force energy of stretching
It passes sequentially through feed screw nut, thrust bearing and top cover and passes to force snesor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176001.4A CN109878548A (en) | 2019-03-08 | 2019-03-08 | Monoblock type tyre tread electromechanical checking cylinder and braking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176001.4A CN109878548A (en) | 2019-03-08 | 2019-03-08 | Monoblock type tyre tread electromechanical checking cylinder and braking method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109878548A true CN109878548A (en) | 2019-06-14 |
Family
ID=66931451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910176001.4A Pending CN109878548A (en) | 2019-03-08 | 2019-03-08 | Monoblock type tyre tread electromechanical checking cylinder and braking method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109878548A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307278A (en) * | 2019-07-15 | 2019-10-08 | 中车青岛四方车辆研究所有限公司 | A kind of rail vehicle electric mechanical braking actuator and rail vehicle |
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| EP3150458A1 (en) * | 2015-09-29 | 2017-04-05 | KES Keschwari Electronic Systems GmbH & Co. KG | Brake cylinder with integrated wear adjuster for rail vehicles |
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| KR20180009412A (en) * | 2016-07-18 | 2018-01-29 | 한국철도기술연구원 | Brake actuator for railway vehicle |
| CN208248203U (en) * | 2017-09-06 | 2018-12-18 | 上海六辔机电科技有限公司 | A kind of rail vehicle motor driven friction stopping device |
| CN209852319U (en) * | 2019-03-08 | 2019-12-27 | 上海六辔机电科技有限公司 | Integral tread electromechanical brake cylinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4953669A (en) * | 1988-03-21 | 1990-09-04 | Sab Nife Ab | Electro-mechanical brake unit, preferably for a rail vehicle |
| JPH10194108A (en) * | 1997-01-16 | 1998-07-28 | Mitsubishi Heavy Ind Ltd | Electromechanical brake actuator |
| JP2008019893A (en) * | 2006-07-11 | 2008-01-31 | Hitachi Ltd | Electric brake for railroad vehicle |
| KR20160052967A (en) * | 2014-10-29 | 2016-05-13 | 한국철도기술연구원 | Electronic motorized modular brake system |
| EP3150458A1 (en) * | 2015-09-29 | 2017-04-05 | KES Keschwari Electronic Systems GmbH & Co. KG | Brake cylinder with integrated wear adjuster for rail vehicles |
| KR20180009412A (en) * | 2016-07-18 | 2018-01-29 | 한국철도기술연구원 | Brake actuator for railway vehicle |
| CN106274968A (en) * | 2016-09-08 | 2017-01-04 | 上海六辔机电科技有限公司 | A kind of Wedge type rail vehicle motor drives friction stopping device |
| CN206854957U (en) * | 2017-06-21 | 2018-01-09 | 济南中正金码科技有限公司 | A kind of electronic pressing machine output axle construction of built in pressure sensor |
| CN107489713A (en) * | 2017-08-22 | 2017-12-19 | 濮阳职业技术学院 | A kind of electro-mechanical brake apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110307278A (en) * | 2019-07-15 | 2019-10-08 | 中车青岛四方车辆研究所有限公司 | A kind of rail vehicle electric mechanical braking actuator and rail vehicle |
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