CN101482154A - Hydraulic brake - Google Patents
Hydraulic brake Download PDFInfo
- Publication number
- CN101482154A CN101482154A CNA2009100245351A CN200910024535A CN101482154A CN 101482154 A CN101482154 A CN 101482154A CN A2009100245351 A CNA2009100245351 A CN A2009100245351A CN 200910024535 A CN200910024535 A CN 200910024535A CN 101482154 A CN101482154 A CN 101482154A
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- China
- Prior art keywords
- friction plate
- main shaft
- end cap
- housing
- oil cylinder
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Abstract
The invention relates to a hydraulic brake which is fit for the brake of a high-speed hydraulic motor. The hydraulic brake essentially consists of a casing, a principal axis arranged in the casing, a piston which is sleeved at the principal axis, a driving friction plate, a driven friction plate, a left end cover and a right end cover. An axis center at an end of the principal axis matching with the hydraulic motor is provided with a blind hole. The principal axis is provided with a plurality of pores which are communicated with the blind hole of the axis center. The right sides of the driving friction plate and the driven friction plate are provided with a friction plate baffle, and the left sides are provided with an oil cylinder piston. The outer end of the oil cylinder piston is provided with the left end cover which is sleeved at the principal axis and is fixed with the casing. A deep groove ball bearing is arranged between an axle sleeve of the left end cover and the principal axis. A disc type spring is arranged between the oil cylinder piston and the axle sleeve of the left end cover. The outer end of the friction plate baffle is provided with the right end cover which is sleeved at the principal axis and is fixed with the casing. A tapper rolling bearing is arranged between the right end cover sleeved at the principal axis and the principal axis. The hydraulic brake has compact structure, small size, low cost, wide speed adjusting, strong commonality, good brake effect, convenient installation, simple operation and convenient maintenance and does not require manual operation.
Description
Technical field
The present invention relates to a kind of break, especially a kind of high-speed hydraulic motor that is applicable to drives the hydraulic brake under the operating mode.
Background technique
The break that is used for the Belt Conveyors hydraulic auto tensioner mainly contains two kinds on outsourcing block brake and oil hydraulic motor break, and the outsourcing block brake generally is to produce braking force by spring, comes brake off by cylinder or oil cylinder.Because it is by electric control that motor one side's startup stops, its speed of response is very fast, break one side then is oil cylinder control, owing to the structures shape of outsourcing block brake big, the multiple reason such as pipeline is long of the stroke of oil cylinder, braking response speed is always lagged behind, thereby when motor start-up, very easily cause motor to burn out because of stall, or when motor stops, can not in time braking because of break lags behind, cause the sport car phenomenon.The oil hydraulic motor break has adopted oil hydraulic motor to replace motor, can solve the hysteresis problem that the outsourcing block brake exists in braking process.But the oil hydraulic motor break of domestic production at present can only be used for the braking under the low speed operating mode, and break is that form with part depends in the low speed hydraulic motor body, the structure that is oil hydraulic motor and break is an one, be non-absolute construction, its volume is big, Heavy Weight, cost height, speed adjustable range is little, can not use separately.Be useful on the break of high-speed hydraulic motor abroad, but its output shaft belongs to the overdetermination position with connecting of external equipment, easily cause the damage of axle and bearing, do not consider the mobile property problem of lubricant oil of friction plate, bearing, belleville spring precompression and friction plate frictional force can not be adjusted, and complex structure is not compact, and volume is big, the cost height is difficult to satisfy domestic market demand.
Summary of the invention
The objective of the invention is at the problem that exists in the prior art, provide a kind of simple in structure, volume is little, in light weight, cost is low, speed adjustable range is big, the high-speed hydraulic motor break of highly versatile, good braking effect.
The technical solution adopted for the present invention to solve the technical problems: comprise housing, active friction plate and from movable friction plate, be provided with main shaft in the described housing, main shaft match with oil hydraulic motor the end the axle center have blind hole, have spline in the blind hole, active friction plate and be located between main shaft and the housing from movable friction plate, the corresponding active friction plate of main shaft and radially have a plurality of radial holes that communicate with the axle center blind hole from the movable friction plate position, active friction plate and be provided with the friction plate baffle plate from the movable friction plate right side, the left side is provided with stepped oil cylinder piston, involute splines connects between oil cylinder piston right flank and the housing, the outer end of oil cylinder piston is provided with the left end cap that is sleeved on the main shaft and fixes with housing, be provided with deep groove ball bearing between the axle sleeve of left end cap and the main shaft, be provided with belleville spring between the axle sleeve of oil cylinder piston and left end cap, the axle sleeve shoulder of left end cap is provided with the frictional force that can adjust the belleville spring gap and adjusts pad, the top, exterior edge face of left end cap is provided with vent, and its middle part has the seam that matches with oil hydraulic motor; Friction plate baffle plate outer end be provided be sleeved on the main shaft and with the right end cap that housing fixes, be sleeved between right end cap on the main shaft and the main shaft and be provided with cone rolling; The corresponding cylinder piston position of housing top radially is provided with oil inlet hole, and corresponding friction plate baffle position below radially is provided with purge cock.
Involute splines connects between described active friction plate and the main shaft, connects from involute splines between movable friction plate and the housing; Described belleville spring be provided with dish spring guide sleeve between end cap matches; Described belleville spring right side is provided with packing ring; Described deep groove ball bearing outer end is provided with the bearing spacer; Be provided with outside framework oil seal in the right end cap of described encapsulation on main shaft; Described friction plate baffle plate is the disc type baffle plate, and itself and main shaft close-fitting are integrated.
Beneficial effect: hydraulic brake of the present invention is an absolute construction, and the high-speed hydraulic motor of configurable different model and the speed reducer of different model also can be installed and used separately.It can be assembled into problems such as a whole, the location of solution oil hydraulic motor, connection and installation sealing easily with high-speed hydraulic motor; The main shaft that adopts is a hollow type, quill shaft radially have a plurality of radial holes, in order to producing pump oil effectiveness, the lubricant oil that has solved friction plate, bearing flow property and greasy property problem, help more driving and driven friction plate separation, help the cooling of lubricant oil; The output shaft of this hydraulic brake connects with the input shaft of speed reducer by coupling, has solved the problem that the overdetermination position connects, and has saved than large space; Be placed on the optimal design of internal piston by belleville spring, make structure compact more.Belleville spring precompression and friction plate frictional force are braking force, can adjust by spacer, the accurate adjustment in helping manufacturing and using after the wearing and tearing; The friction plate baffle plate is cemented on the axle, and is stressed even.Its compact structure, volume is little, in light weight, cost is low, speed adjustable range is big, highly versatile, good braking effect, is convenient to install, and need not manual operation, and is simple to operate, easy to maintenance, has practicability widely.
Description of drawings
Accompanying drawing is oil hydraulic motor brake structural figure of the present invention.
Among the figure: 1-left end cap, 2-housing, 3-belleville spring, 4-oil cylinder piston, 5-active friction plate, 6-be from movable friction plate, 7-cone rolling, 8-main shaft, the 9-outside framework oil seal, 10-right end cap, 11-friction plate baffle plate, 12-purge cock, 13-dish spring guide sleeve, 14-packing ring, 15-seal ring, 16-frictional force spacer, the 17-deep groove ball bearing, 18-bearing spacer, 19-O shape seal ring, a-axial bore, the b-radial hole, c-vent, d-oil inlet hole.
Embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are further described:
Oil hydraulic motor hydraulic brake of the present invention, mainly by left end cap 1, housing 2, belleville spring 3, oil cylinder piston 4, active friction plate 5, constitute from movable friction plate 6, friction plate baffle plate 11 and right end cap 10, main shaft 8 is located in the housing 2, main shaft 8 match with oil hydraulic motor the end the axle center have blind hole a, stepped housing 2 outlet ports that always extend to of blind hole a, be the hollow type transmission shaft, have the spline that matches with oil hydraulic motor in the blind hole a.Involute splines connects between the active friction plate 5 and be located between main shaft 8 and the housing 2 from movable friction plate 6, active friction plate 5 and main shaft 8, rotates along with the rotation of main shaft 8, is connected and fixed motionless from involute splines between movable friction plate 6 and the housing 2.Main shaft 8 corresponding active friction plates 5 and radially have a plurality of radial hole b that communicate with axle center blind hole a from movable friction plate 6 positions, and have radial direction through hole in the cavity position of corresponding oil cylinder piston 4.Active friction plate 5 and be provided with friction plate baffle plate 11 from movable friction plate 6 right sides, friction plate baffle plate 11 is the disc type baffle plate, itself and main shaft 8 close-fittings are integrated.Active friction plate 5 and be provided with stepped oil cylinder piston 4 from movable friction plate 6 left sides, oil cylinder piston 4 right sides are provided with and housing 2 joining involute spliness, and promptly involute splines connects between oil cylinder piston 4 and the housing 2; Be equipped with seal ring 15 on oil cylinder piston 4 and the housing 2 ladder surface of contact.Left end cap 1 is near the outer end of oil cylinder piston 4, be sleeved on the main shaft 8, fix by screw and housing 2, the top, exterior edge face of left end cap 1 has the vent c that communicates with oil cylinder piston 4, be provided with deep groove ball bearing 17 between left end cap 1 and the main shaft 8, deep groove ball bearing 17 outer ends are provided with bearing and transfer sleeve gasket 18, can accurately adjust the play of cone rolling 7 by bearing spacer 18.Belleville spring 3 is located at oil cylinder piston 4 and is sleeved between the left end cap 1 on the main shaft 8, belleville spring 3 be provided with dish spring guide sleeve 13 between end cap 1 matches, the both sides of belleville spring 3 are equipped with packing ring 14, the shoulder of left end cap 1 is provided with the frictional force that can adjust belleville spring 3 gaps and adjusts pad 16, can adjust the pretightening force of belleville spring 3 by frictional force spacer 16, reach and adjust that frictional force is the purpose of braking force size between the friction plate.Friction plate baffle plate 11 outer ends are provided with the right end cap 10 that is sleeved on the main shaft 8 and fixes with housing 2, be sleeved between right end cap 10 on the main shaft 8 and the main shaft 8 and be provided with cone rolling 7, main shaft 8 is by cone rolling 7 and deep groove ball bearing 17 supportings, cone rolling 7 bears the axial force that is produced by belleville spring 3, be provided with outside framework oil seal 9 in the right end cap 10 of main shaft 8 output terminals, top, housing 2 corresponding oil cylinder pistons 4 positions radially is provided with oil inlet hole d, and corresponding friction plate baffle position below radially is provided with purge cock 12.A plurality of radial holes that main shaft 8 is radially offered are in order to produce pump oil effectiveness, and the lubricant oil that has solved friction plate, bearing flow property and greasy property problem not only help active friction plate 5 and the cooling that separates but also help lubricant oil from movable friction plate 6; Oil hydraulic motor is installed in the exterior edge face of left end cap 1, and by O-ring seals 19 sealings, the axle of oil hydraulic motor connects with the internal spline in break main shaft 8 left sides, and main shaft 8 the other ends link by coupling and speed reducer.
When main shaft 8 rotations, band pressure hydraulic oil enters cylinder body from filler opening d, oil cylinder piston 4 compresses belleville spring 3, make active friction plate 5 and gapped from becoming flexible between the movable friction plate 6, fluid motor-driven main shaft 8 drives active friction plates 5, cone rolling 7, friction plate baffle plate 11, deep groove ball bearing 17 rotations.
When main shaft 8 needed braking, oil inlet hole d hydraulic oil did not have pressure, and belleville spring 3 promotes oil cylinder piston 4 returns and compresses active friction plate 5 and from movable friction plate 6, owing to maintain static from movable friction plate 6, thereby reached braking to main shaft 8 rotations.
Claims (7)
1. hydraulic brake, comprise housing (2), active friction plate (5) and from movable friction plate (6), it is characterized in that: be provided with main shaft (8) in the described housing (2), main shaft (8) match with oil hydraulic motor the end the axle center have blind hole (a), have spline in the blind hole (a), active friction plate (5) and be located between main shaft (8) and the housing (2) from movable friction plate (6), the corresponding active friction plate of main shaft (8) (5) and radially have a plurality of radial holes (b) that communicate with axle center blind hole (a) from movable friction plate (6) position, active friction plate (5) and be provided with friction plate baffle plate (11) from movable friction plate (6) right side, the left side is provided with stepped oil cylinder piston (4), involute splines connects between oil cylinder piston (4) right side and the housing (2), the outer end of oil cylinder piston (4) is provided with the left end cap (1) that is sleeved on that main shaft (8) is gone up and fixes with housing (2), be provided with deep groove ball bearing (17) between the axle sleeve of left end cap (1) and the main shaft (8), be provided with belleville spring (3) between the axle sleeve of oil cylinder piston (4) and left end cap (1), the axle sleeve shoulder of left end cap (1) is provided with the frictional force that can adjust belleville spring (3) gap and adjusts pad (16), the top, exterior edge face of left end cap (1) is provided with vent (c), and its middle part has the seam that matches with oil hydraulic motor; Friction plate baffle plate (11) outer end be provided be sleeved on that main shaft (8) is gone up and with the right end cap (10) that housing (2) fixes, be sleeved between right end cap (10) on the main shaft (8) and the main shaft (8) and be provided with cone rolling (7); Top, the corresponding oil cylinder piston of housing (2) (4) position radially is provided with oil inlet hole (d), and corresponding friction plate baffle position below radially is provided with purge cock (12).
2. hydraulic brake according to claim 1 is characterized in that: involute splines connects between described active friction plate (5) and the main shaft (8), connects from involute splines between movable friction plate (6) and the housing (2).
3. hydraulic brake according to claim 1 is characterized in that: described belleville spring (3) be provided with dish spring guide sleeve (13) between end cap (1) matches.
4. according to claim 1 or 3 described hydraulic brakes, it is characterized in that: the right side of described belleville spring (3) is provided with packing ring (14).
5. hydraulic brake according to claim 1 is characterized in that: the outer end of described deep groove ball bearing (17) is provided with bearing spacer (18).
6. hydraulic brake according to claim 1 is characterized in that: be provided with outside framework oil seal (9) in the right end cap (10) of described encapsulation on main shaft (8).
7. hydraulic brake according to claim 1 is characterized in that: described friction plate baffle plate (11) is the disc type baffle plate, and itself and main shaft (8) close-fitting are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910024535 CN101482154B (en) | 2009-02-11 | 2009-02-11 | Hydraulic brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910024535 CN101482154B (en) | 2009-02-11 | 2009-02-11 | Hydraulic brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101482154A true CN101482154A (en) | 2009-07-15 |
| CN101482154B CN101482154B (en) | 2010-08-25 |
Family
ID=40879395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910024535 Expired - Fee Related CN101482154B (en) | 2009-02-11 | 2009-02-11 | Hydraulic brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101482154B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934919A (en) * | 2010-08-09 | 2011-01-05 | 中国矿业大学 | Disc brake for belt conveyor |
| CN102278396A (en) * | 2011-06-11 | 2011-12-14 | 山东蓬翔汽车有限公司 | Novel multiple discs brake |
| CN103910300A (en) * | 2014-03-06 | 2014-07-09 | 武汉船用机械有限责任公司 | Winding mechanism |
| 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 |
| CN107191513A (en) * | 2017-04-01 | 2017-09-22 | 重庆电子工程职业学院 | New-energy automobile gear box hydraulic formula brake apparatus |
| CN110900223A (en) * | 2019-12-09 | 2020-03-24 | 佳木斯大学 | Precision machining tool for parts of mechanical press |
| CN113669384A (en) * | 2021-10-21 | 2021-11-19 | 中车戚墅堰机车车辆工艺研究所有限公司 | Full-disc multi-disc dry-type adjustable parking brake |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201354818Y (en) * | 2009-02-11 | 2009-12-02 | 中国矿业大学 | Hydraulic brake |
-
2009
- 2009-02-11 CN CN 200910024535 patent/CN101482154B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934919A (en) * | 2010-08-09 | 2011-01-05 | 中国矿业大学 | Disc brake for belt conveyor |
| CN102278396A (en) * | 2011-06-11 | 2011-12-14 | 山东蓬翔汽车有限公司 | Novel multiple discs brake |
| CN102278396B (en) * | 2011-06-11 | 2013-02-27 | 山东蓬翔汽车有限公司 | Novel multiple discs brake |
| CN103910300A (en) * | 2014-03-06 | 2014-07-09 | 武汉船用机械有限责任公司 | Winding mechanism |
| 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 |
| CN103925318B (en) * | 2014-03-10 | 2017-01-18 | 杭州前进齿轮箱集团股份有限公司 | Normally closed parking brake |
| CN107191513A (en) * | 2017-04-01 | 2017-09-22 | 重庆电子工程职业学院 | New-energy automobile gear box hydraulic formula brake apparatus |
| CN110900223A (en) * | 2019-12-09 | 2020-03-24 | 佳木斯大学 | Precision machining tool for parts of mechanical press |
| CN113669384A (en) * | 2021-10-21 | 2021-11-19 | 中车戚墅堰机车车辆工艺研究所有限公司 | Full-disc multi-disc dry-type adjustable parking brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101482154B (en) | 2010-08-25 |
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Free format text: FORMER OWNER: XUZHOU WUYANG TECHNOLOGY CO., LTD. Effective date: 20120308 Owner name: XUZHOU WUYANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHINA MINERAL INDUSTRY UNIV. Effective date: 20120308 |
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Address after: 221116 Tianjin Road, Copper Mt. New District, Jiangsu, Xuzhou Patentee after: XUZHOU WUYANG TECHNOLOGY Co.,Ltd. Address before: 221116 Tianjin Road, Copper Mt. New District, Jiangsu, Xuzhou Patentee before: Xuzhou Wuyang Technology Co.,Ltd. |
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Effective date of registration: 20120308 Address after: 221116 Tianjin Road, Copper Mt. New District, Jiangsu, Xuzhou Patentee after: Xuzhou Wuyang Technology Co.,Ltd. Address before: 221116 Xuzhou Province,, China University of Mining and Technology, the southern loop of science and Technology Department of the three Co-patentee before: Xuzhou Wuyang Technology Co.,Ltd. Patentee before: CHINA University OF MINING AND TECHNOLOGY |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20190211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |