CN1831362A - Automatic regulator - Google Patents
Automatic regulator Download PDFInfo
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- CN1831362A CN1831362A CN 200510018369 CN200510018369A CN1831362A CN 1831362 A CN1831362 A CN 1831362A CN 200510018369 CN200510018369 CN 200510018369 CN 200510018369 A CN200510018369 A CN 200510018369A CN 1831362 A CN1831362 A CN 1831362A
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- piece
- driving shaft
- interior
- contiguous block
- inner ring
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Abstract
The invention is an auto-regulator, where a drive shaft is composed of outer/inner polygonal head and shaft neck and passes through connection block, and inner ring and extends out of the inner ring, the head of the drive shaft, and the drive shaft cooperates with gap between the connection block and the inner ring; an outer ring and the inner ring are supported by one-way bearing, the outer circle of the outer ring is provided with grooves; the outer neck of a sliding sleeve is provided with spline or polygonal structure, the upper end of the sliding sleeve is radially fixed with the drive shaft, a spring is packed in between a cavity of the sliding sleeve and the shaft neck through pressing block, the pressing block is connected with the end of the drive shaft, one end of the compression spring is supported on the sliding sleeve and the other end supported on the pressing block; the upper end surface of the sliding sleeve engages with the lower end surface of the inner ring; a gap reset device is arranged between the connection block and the drive shaft to make the drive shaft and the sliding sleeve flexibly reset so as to assure stable brake gap. And it can be applied to a single-column brake and a double-column brake.
Description
Technical field
The present invention relates to the automatic regulator of disk type braker.
Background technique
At present, in, extensively adopt the brake clearance automatic regulating apparatus in the heavy truck disk type braker, automatic regulating apparatus is made up of brake actuator and automatic regulator two-part, brake actuator is that main body constitutes by brake lever, automatic regulator will be realized unidirectional rotary motion by its functional requirement, can be divided into two kinds of basic structure types: 1. utilize unidirectional spring just changeing to hold tightly counter-rotating to unclamp and realize that unidirectional delivery rotatablely moves; 2. utilize clutch to make it and unidirectional rotation to realize that unidirectional delivery rotatablely moves.Utilize the shortcoming of the mode of structure of unidirectional spring to be, automatic regulator relies on spring just changeing the power of holding tightly and transmits the rotating force distance when advancing, just changeing the power of holding tightly and oppositely need overcome spring during manual retraction, structural behaviour is not really stable, is easy to cause automatic regulator to lose efficacy.Though utilize the mode of structure cost rising Billy of the automatic regulator of overrunning clutch to use the cost of unidirectional spring higher, its stable performance.Number of patent application is: 200420018292.3, the applying date is that the utility application on May 26th, 2004 discloses a kind of automatic regulator, which comprises at least contiguous block, inner ring, driving shaft, outer ring, unilateral bearing, flip sleeve, spring, compact heap, driving shaft is made up of outer polygonal/inner polygon head and axle journal, and head is bigger than axle journal; Driving shaft passes contiguous block, compound cover, inner ring, and stretches out from the inner ring lower end, and the driving shaft head is pressed on the contiguous block, driving shaft and contiguous block, compound cover, inner ring Spielpassung; By the unilateral bearing supporting, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring and the inner ring; The outer neck of flip sleeve is provided with spline or polygon structure, the flip sleeve upper end is radially fixing with driving shaft, be packaged with spring by compact heap between the cavity of flip sleeve and the driving shaft axle journal, compact heap is connected the driving shaft end by screw pair, pressure spring one end bearing is on flip sleeve, and an end bearing is on compact heap; Be the transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring.The reasonable structural arrangement of described automatic regulator, during use, automatic regulator is fixed on the caliper body by contiguous block, in the process of each braking, when the outer ring accept that the braking maneuver lever transmission comes rotatablely move the time, flip sleeve can only export a unidirectional rotary motion realize the gap adjust automatically, simultaneously when manual rotation driving shaft, spline or polygonal flip sleeve again can counterrotating satisfy the requirement of replacing brake bush.But also there is following shortcoming in this regulator, in use, motion drive inner ring, driving shaft realization brake clearance compensation and the return that the brake lever transmission comes accepted in the outer ring, but in the process of working long hours, driving shaft, flip sleeve be return fully, the return error accumulation occurs, cause brake clearance too small, even the situation that friction plate contacts with brake disc occurs.
Summary of the invention
In order to solve number of patent application be: 200420018292.3 automatic regulator is in the process of working long hours, driving shaft, flip sleeve be return fully, the return error accumulation appears, cause brake clearance too small, even the situation that friction plate contacts with brake disc appears, the present invention proposes a kind of automatic regulator that improves structure.
The present invention is based on following inventive concept realization: having now under the constant situation of other structure of automatic regulator, set the gap returning device between described contiguous block and driving shaft, make the flexible return of driving shaft and flip sleeve, to guarantee the stable of brake clearance.
For this reason, the present invention is based upon on the basis of common inventive concept, has created following two kinds of technological schemes:
First kind of technological scheme of the present invention is: a kind of automatic regulator, be particularly useful for, on the disk type braker of heavy truck, which comprises at least contiguous block, inner ring, driving shaft, outer ring, unilateral bearing, flip sleeve, spring, compact heap, friction pad, driving shaft is made up of outer polygonal/inner polygon head and axle journal, and head is bigger than axle journal; Driving shaft passes friction pad, contiguous block, inner ring, and stretches out from the inner ring lower end, and driving shaft is pressed on the contiguous block by friction pad, driving shaft and friction pad, contiguous block, inner ring Spielpassung; The outer neck of flip sleeve is provided with spline or polygon structure, the flip sleeve upper end is radially fixing with driving shaft, be packaged with spring by compact heap between the cavity of flip sleeve and the driving shaft axle journal, compact heap is connected on the driving shaft by screw pair, pressure spring one end bearing is on flip sleeve, and an end bearing is on compact heap; Be the transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring; By unilateral bearing supporting, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring and the inner ring, is provided with pagoda shape spring between the upper end of outer ring and contiguous block; Described contiguous block is made up of interior piece and outer piece, and described friction pad is made up of interior pad and outer pad, is Spielpassung between interior piece and the outer piece, and on the piece, outer pad was pressed on the outer piece in interior pad was pressed in, and interior pad is gapped radially fixing with outer pad.
Second kind of technological scheme of the present invention is: a kind of automatic regulator, be particularly useful for, on the disk type braker of heavy truck, which comprises at least contiguous block, inner ring, driving shaft, outer ring, unilateral bearing, flip sleeve, spring, compact heap, driving shaft is made up of outer polygonal/inner polygon head and axle journal, and head is bigger than axle journal; Driving shaft passes contiguous block, inner ring, and stretches out from the inner ring lower end, and driving shaft is pressed on the contiguous block, driving shaft and contiguous block, inner ring Spielpassung; The outer neck of flip sleeve is provided with spline or polygon structure, the flip sleeve upper end is radially fixing with driving shaft, be packaged with spring by compact heap between the cavity of flip sleeve and the driving shaft axle journal, compact heap is connected on the driving shaft by screw pair, pressure spring one end bearing is on flip sleeve, and an end bearing is on compact heap; Be the transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring; By unilateral bearing supporting, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring and the inner ring, is provided with pagoda shape spring between the upper end of outer ring and contiguous block; Described contiguous block is made up of interior piece and outer piece, is gapped radially spacing between interior piece and the outer piece.
The reasonable structural arrangement of described automatic regulator, during use, automatic regulator is fixed on the caliper body by contiguous block, in the process of each braking, when rotatablely moving of braking maneuver lever transmission accepted in the outer ring, flip sleeve can only be exported a unidirectional rotary motion realization gap and adjust automatically.During the braking return, between described contiguous block and driving shaft, set the gap returning device, can guarantee the flexible return of driving shaft and flip sleeve, guarantee to have stable braking gap between friction plate and the brake disc, avoid the return error accumulation, the too small situation in return gap can not occur.Simultaneously when manual rotation driving shaft, flip sleeve can counterrotating satisfy the requirement of changing brake bush again.When promptly can be used for the single-column break, this automatic regulator also can be used for the twin columns break.
Description of drawings
Fig. 1 is the structural representation of first kind of mode of execution of the present invention.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the structural representation of second kind of mode of execution of the present invention.
Fig. 4 is that Fig. 3 is along the A-A sectional drawing.
Fig. 5 is the structural representation of the third mode of execution of the present invention.
Fig. 6 is that Fig. 5 is along the B-B sectional drawing.
Embodiment
First kind of mode of execution of automatic regulator:
As shown in Figure 1, 2, contiguous block is made up of interior piece 5 and outer piece 6, friction pad is made up of interior pad 3 and outer pad 4, be Spielpassung between interior piece 5 and the outer piece 6, interior pad 3 is pressed on the interior piece 5, outer pad 4 is pressed on the outer piece 6, and interior pad 3 is gapped radially fixing with outer pad 4, interior pad 3 with outside fill up 4 between formation gap returning device; Driving shaft 1 is made up of outer polygonal/inner polygon head and axle journal, and polygonal head is bigger than axle journal; Driving shaft 1 passes interior piece 5, inner ring 11, and stretches out from inner ring 11 lower ends, and driving shaft 1 head is pressed on the interior piece 5 driving shaft 1 and interior piece 5, inner ring 11 Spielpassung by the interior pad 3 of packing ring 2, friction pad; By unilateral bearing 9 supportings, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring 10 and the inner ring 11; Flip sleeve 14 outer necks are provided with polygon structure, flat on flat hole by the flip sleeve upper end between flip sleeve 14 upper ends and the driving shaft 1 and the driving shaft cooperates radially fixing, be packaged with spring 13 by compact heap 15 between the cavity of flip sleeve 14 and driving shaft 1 axle journal, compact heap 15 is connected on the driving shaft 1 by screw pair, spring 13 1 end bearings are on flip sleeve 14, and an end bearing is on compact heap 15; The upper-end surface of flip sleeve 14 is bearing in by steel ball 12 on the lower end surface of inner ring 11, and steel ball 12 is contained in the ball-and-socket of respective ends face, thereby realizes the transmission engagement.The end of compact heap 15 is provided with plug 16, and the effect of plug 16 is sealings, can accept or reject use according to actual conditions.Between the upper end of outer ring 10 and contiguous block, be provided with pagoda shape spring 8.Between outer ring 10 and interior piece 5, packing ring 7 can be provided with, the transition supporting circle can be provided with between pagoda shape spring 8 upper ends and the contiguous block.
As shown in Figure 2, interior pad 3 is gapped with outer pad 4 and radially is fixed as: the inner polygon structure on outer polygon structure on the interior piece 5 and the outer piece 6 matches, and sets the return gap between outer polygon structure and the inner polygon structure.
In the above-mentioned mode of execution, packing ring 2 can not be provided with, and concrete condition is determined according to actual needs.
In the above-mentioned mode of execution, flip sleeve upper end and driving shaft are radially fixing also can be other two kinds of structures: radially fixing by spline pair between flip sleeve upper end and the driving shaft; Radially fixing between flip sleeve upper end and the driving shaft by the polygonal interlock.
In the above-mentioned mode of execution, be transmission by friction plate between the upper-end surface that is transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring and also can is flip sleeve and the lower end surface of inner ring and mesh.
In the above-mentioned mode of execution, also can be spline on the flip sleeve 14 outer necks.
In the above-mentioned mode of execution, interior pad 3 is the gapped schematic structure that radially fixedly is not limited to outer pad 4, can be following structure: the outer modified gear on the interior pad 3 matches with the outer interior modified gear that fills up on 4, sets the return gap between outer modified gear and the interior modified gear.Certainly, also can replace inside and outside polygon structure with inside and outside holder structure.
Described radially fixing, transmission engagement, the outer neck structure of flip sleeve, gapped radially limit structure can be in its transformation range independent assortment, consequent mode of execution is conspicuous, is appreciated that all to drop in protection scope of the present invention.
Second kind of mode of execution of automatic regulator:
Automatic regulator shown in Fig. 3,4, compare with the automatic regulator structure shown in Fig. 1,2, cancelled shown in Fig. 1 by interior pad 3 and outer pad 4 friction pads of forming, the interior piece of contiguous block and the annexation between the outer piece have been done change, and the structure described in all the other structures and the first kind of mode of execution is identical.
Shown in Fig. 3,4, interior piece 17 is formed contiguous block with outer piece 18, being gapped radially limit structure between interior piece 17 and the outer piece 18 is: the inner polygon structure on outer polygon structure on the interior piece 17 and the outer piece 18 matches, and sets the return gap between outer polygon structure and the inner polygon structure.Have bearing coil 19 at contiguous block.
In the above-mentioned mode of execution, be gapped radially limit structure between interior piece 17 and the outer piece 18 and be not limited to schematic structure, can be following structure: the interior modified gear on outer modified gear on the interior piece 17 and the outer piece 18 matches, and sets the return gap between outer modified gear and the interior modified gear.Certainly, also can replace inside and outside polygon structure with inside and outside holder structure.
The third mode of execution of automatic regulator:
Automatic regulator shown in Fig. 5,6 is compared with the automatic regulator structure shown in Fig. 3,4, and the interior piece of contiguous block is different with annexation between the outer piece, and the structure described in all the other structures and the second kind of mode of execution is identical.
Shown in Fig. 5,6, being gapped radially limit structure between interior piece 21 and the outer piece 22 is: be provided with the structure that is superimposed with each other between interior piece 21 and the outer piece 22, superimposed position on the outer piece 22 is provided with some straight pins 20 along circumference, the corresponding positioning hole 23 that is provided with on the interior piece 21 is set the return gap between straight pin 20 and the positioning hole 23.
In sum, the gap returning device of setting between described contiguous block and the driving shaft also can be used for number of patent application and is making improvements on 200420076007.3 the automatic regulator.
Claims (9)
1, a kind of automatic regulator, be particularly useful for, on the disk type braker of heavy truck, which comprises at least contiguous block, inner ring, driving shaft, outer ring, unilateral bearing, flip sleeve, spring, compact heap, friction pad, driving shaft is made up of outer polygonal/inner polygon head and axle journal, and head is bigger than axle journal; Driving shaft passes friction pad, contiguous block, inner ring, and stretches out from the inner ring lower end, and driving shaft is pressed on the contiguous block by friction pad, driving shaft and friction pad, contiguous block, inner ring Spielpassung; The outer neck of flip sleeve is provided with spline or polygon structure, the flip sleeve upper end is radially fixing with driving shaft, be packaged with spring by compact heap between the cavity of flip sleeve and the driving shaft axle journal, compact heap is connected on the driving shaft by screw pair, pressure spring one end bearing is on flip sleeve, and an end bearing is on compact heap; Be the transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring; By unilateral bearing supporting, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring and the inner ring, is provided with pagoda shape spring between the upper end of outer ring and contiguous block; It is characterized in that: described contiguous block is made up of interior piece and outer piece, and described friction pad is made up of interior pad and outer pad, is Spielpassung between interior piece and the outer piece, and on the piece, outer pad was pressed on the outer piece in interior pad was pressed in, and interior pad is gapped radially fixing with outer pad.
2, automatic regulator according to claim 1, it is characterized in that: being gapped radially limit structure between interior pad and the outer pad is: the outer polygon structure on the interior pad matches with the inner polygon structure of filling up outward, sets the return gap between outer polygon structure and the inner polygon structure.
3, automatic regulator according to claim 1, it is characterized in that: being gapped radially limit structure between interior pad and the outer pad is: the outer modified gear on the interior pad matches with the interior modified gear that fills up outward, sets the return gap between outer modified gear and the interior modified gear.
4, automatic regulator according to claim 1 is characterized in that: can be provided with the transition supporting circle between described pagoda shape spring upper end and the contiguous block.
5, a kind of automatic regulator, be particularly useful for, on the disk type braker of heavy truck, which comprises at least contiguous block, inner ring, driving shaft, outer ring, unilateral bearing, flip sleeve, spring, compact heap, driving shaft is made up of outer polygonal/inner polygon head and axle journal, and head is bigger than axle journal; Driving shaft passes contiguous block, inner ring, and stretches out from the inner ring lower end, and driving shaft is pressed on the contiguous block, driving shaft and contiguous block, inner ring Spielpassung; The outer neck of flip sleeve is provided with spline or polygon structure, the flip sleeve upper end is radially fixing with driving shaft, be packaged with spring by compact heap between the cavity of flip sleeve and the driving shaft axle journal, compact heap is connected on the driving shaft by screw pair, pressure spring one end bearing is on flip sleeve, and an end bearing is on compact heap; Be the transmission engagement between the upper-end surface of flip sleeve and the lower end surface of inner ring; By unilateral bearing supporting, the cylindrical of outer ring is provided with the groove that extends substantially vertically between outer ring and the inner ring, is provided with pagoda shape spring between the upper end of outer ring and contiguous block; It is characterized in that: described contiguous block is made up of interior piece and outer piece, is gapped radially spacing between interior piece and the outer piece.
6, automatic regulator according to claim 5, it is characterized in that: being gapped radially limit structure between interior piece and the outer piece is: the inner polygon structure on outer polygon structure on the interior piece and the outer piece matches, and sets the return gap between outer polygon structure and the inner polygon structure.
7, automatic regulator according to claim 5, it is characterized in that: being gapped radially limit structure between piece and the outer piece in described is: the interior modified gear on outer modified gear on the interior piece and the outer piece matches, and sets the return gap between outer modified gear and the interior modified gear.
8, automatic regulator according to claim 5, it is characterized in that: being gapped radially limit structure between piece and the outer piece in described is: be provided with the structure that is superimposed with each other between interior piece and the outer piece, superimposed position on the outer piece is provided with some straight pins along circumference, the corresponding positioning hole that is provided with on the interior piece is set the return gap between straight pin and the positioning hole.
9, automatic regulator according to claim 5 is characterized in that: be provided with bearing coil (19) between described pagoda shape spring upper end and the contiguous block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510018369 CN1831362A (en) | 2005-03-11 | 2005-03-11 | Automatic regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510018369 CN1831362A (en) | 2005-03-11 | 2005-03-11 | Automatic regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1831362A true CN1831362A (en) | 2006-09-13 |
Family
ID=36993817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510018369 Pending CN1831362A (en) | 2005-03-11 | 2005-03-11 | Automatic regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1831362A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252050A (en) * | 2011-07-13 | 2011-11-23 | 浙江万安科技股份有限公司 | Clearance compensation mechanism of gas-pressure plate type brake |
| CN102269231A (en) * | 2011-06-09 | 2011-12-07 | 段昌金 | Automatic regulator |
| CN102384191A (en) * | 2011-07-06 | 2012-03-21 | 隆中控股集团有限公司 | Regulator of clearance self-regulating mechanism in automobile disc brake |
| WO2019161621A1 (en) * | 2018-04-12 | 2019-08-29 | 山东越成制动系统股份有限公司 | Commercial vehicle disc brake caliper body assembly |
-
2005
- 2005-03-11 CN CN 200510018369 patent/CN1831362A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269231A (en) * | 2011-06-09 | 2011-12-07 | 段昌金 | Automatic regulator |
| CN102384191A (en) * | 2011-07-06 | 2012-03-21 | 隆中控股集团有限公司 | Regulator of clearance self-regulating mechanism in automobile disc brake |
| CN103115094A (en) * | 2011-07-06 | 2013-05-22 | 隆中控股集团有限公司 | Regulator of clearance self-regulating mechanism in automobile disc brake |
| CN102252050A (en) * | 2011-07-13 | 2011-11-23 | 浙江万安科技股份有限公司 | Clearance compensation mechanism of gas-pressure plate type brake |
| WO2019161621A1 (en) * | 2018-04-12 | 2019-08-29 | 山东越成制动系统股份有限公司 | Commercial vehicle disc brake caliper body assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |