CN209557547U - A kind of driven adjuster and disk brake of disk brake - Google Patents
A kind of driven adjuster and disk brake of disk brake Download PDFInfo
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- CN209557547U CN209557547U CN201920063577.5U CN201920063577U CN209557547U CN 209557547 U CN209557547 U CN 209557547U CN 201920063577 U CN201920063577 U CN 201920063577U CN 209557547 U CN209557547 U CN 209557547U
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Abstract
The utility model relates to automotive fields, specifically disclose the driven adjuster and disk brake of a kind of disk brake.Driven adjuster therein includes self-adjusting mechanism and adjusting sleeve；The self-adjusting mechanism includes fixed plate and shaft, and the shaft passes through fixed plate and connect with fixed plate rotary moveable；Position in the shaft between locating piece and fixed plate is also arranged with adjustment and pulls out plate, and the adjustment, which is pulled out, is equipped with spring between plate and fixed plate, one end of the spring is connect with fixed plate, and the other end compresses adjustment and pulls out plate and locating piece；The adjustment pulls out plate and is equipped with several transmission arms around adjustment axis axis setting, and the transmission arm turns down outward；The outside of the transmission arm is equipped with transmission protrusion, and the cavity wall of the accommodating cavity is equipped with the groove for matching and axially extending with transmission protrusion.For above-described driven adjuster on the basis of realizing gap adjustment, faster, Adjustment precision is higher for the response speed of adjusting.
Description
Technical field
The utility model relates to automotive fields, and in particular to a kind of driven adjuster and disc type brake of disk brake
Device.
Background technique
With the development of economy, the raising of conevying efficiency, the security performance in vehicle traveling process are increasingly taken seriously,
Wherein brake is to ensure that the important leverage of vehicle safety travel.Automotive brake mainly has disk brake and drum brake
Device, relative to drum brake, disk brake has many advantages, such as that size is smaller, and brake efficiency is stablized, and is especially widely used in
Heavy-duty car.
Disk brake after used a period of time, due to the contact friction between friction plate and brake disc, friction plate
Abrasion can be generated, and then the brake clearance between friction plate and brake disc is caused to increase, the increase of brake clearance directly contributes system
Response speed is slack-off when dynamic, will cause brake force deficiency when serious, influences traffic safety.
Authorization Notice No. is that the Chinese utility model patent of CN 2781078Y discloses a kind of mistake of air-pressure disc brake
Protection mechanism is carried, is located in brake drive mandrel, drive mandrel is equipped with and allots set and clutch bearing, the clutch
Shaft is equipped between bearing and drive mandrel, the drive mandrel top is equipped with interior shifting block, and the outside of the interior shifting block is equipped with outer
Shifting block, the outer shifting block can be rotated around interior shifting block.The interior shifting block is connect with inside outer shifting block by spring, the interior shifting block and
Shaft is rolled by steel ball and is connected.The adjustment of automatic backlash may be implemented in the technical solution, while having prevents the adjustment excessive
Effect.
The structure is suitble to the gap adjustment of single axle brake, for twin axle disk brake, in order to ensure gap tune
The synchronism of section, which is suitble to the gap adjustment of single axle brake, for twin axle disk brake, in order to ensure gap
The synchronism of adjusting is often arranged to main follower mode, and moves in principal and subordinate and be equipped with transmission mechanism between adjuster.Authorization Notice No.
A kind of tune gap transmission mechanism of air-pressure disc brake is disclosed for the Chinese utility model patent of CN 2781079Y, with chain
Form is moved in principal and subordinate and is driven between gap-adjusting structure, and the consistency of the two gap adjustment is realized.But in that patent to from
The specific structure of dynamic gap adjusting mechanism is not documented, and due to the function between driven gap adjusting mechanism and active gap adjusting mechanism
It can have differences, can not apply completely disclosed in the Chinese utility model patent that Authorization Notice No. is CN 2781078Y actively
The scheme of gap adjusting mechanism.Therefore, the purpose of this utility model is in view of the above technical problems, to provide a kind of driven gap adjusting mechanism
Concrete scheme.
Summary of the invention
The technical problem to be solved by the present invention is to provide the driven adjusters and disc type brake of a kind of disk brake
Device, for driven adjuster therein on the basis of realizing gap adjustment, faster, Adjustment precision is higher for the response speed of adjusting.
In order to solve the above-mentioned technical problem, the technical scheme that the utility model is provided is as follows: a kind of disk brake from
Dynamic adjuster, including self-adjusting mechanism and adjusting sleeve；The self-adjusting mechanism includes fixed plate and shaft, and the shaft passes through solid
Fixed board is simultaneously connect with fixed plate rotary moveable；One end of the shaft is driving end, and the other end is connected with locating piece, the shaft
Position between upper locating piece and fixed plate is also arranged with adjustment and pulls out plate, and the adjustment, which is pulled out, is equipped with bullet between plate and fixed plate
One end of spring, the spring is connect with fixed plate, and the other end compresses adjustment and pulls out plate and locating piece；The adjusting sleeve be equipped with
The matched accommodating cavity of plate is pulled out in adjustment, and the adjustment is pulled out in plate insertion accommodating cavity；The adjustment pulls out plate and is equipped with several surround
The transmission arm of shaft axis setting, the transmission arm turn down outward；The outside of the transmission arm is equipped with transmission protrusion, the appearance
The cavity wall for setting chamber is equipped with the groove for matching and axially extending with transmission protrusion.
Driven adjuster is connect by fixed plate with brake pedestal, and at work, power is inputted from the driving end of shaft,
Drive shaft is rotated relative to fixed plate.Since plate and locating piece are pulled out in spring compression adjustment, plate is pulled out in adjustment to be rotated with shaft.It adjusts
Whole pull out is rotated between plate and adjusting sleeve by the cooperation of transmission protrusion and groove, and then adjusting sleeve is driven to rotate together.It is logical
It is connected through a screw thread between normal adjusting sleeve and brake pedestal, adjusting sleeve is axially moved while rotation, completes braking
The adjustment in gap.After the completion of brake clearance adjustment, adjusting sleeve can not be axially moved and be rotated, but shaft still rotates,
After shaft turns an angle, the torque of spring is greater than spring and adjusts the contact force pulled out between plate, and plate is pulled out in spring and adjustment
Between relative motion occurs, play prevent overload effect.
In addition, can occur to slide relatively between transmission protrusion and groove due to when gap adjusts, transmission protrusion and groove
Between there are a small amount of gaps.Therefore when gap adjusts, it may appear that the problems such as response speed is slow, brake operating lengthening distance.
The time that whole process works when automobile emergency brake is shorter, and above-mentioned response speed is slack-off and operating distance lengthens brought delay,
It might have great influence.Transmission protrusion is arranged on transmission arm, and transmission arm turns down outward, in the mounted state, due to
Transmission arm is in elastic deformation, and the elastic force of transmission arm deformation provides the pretightning force of transmission protrusion with groove cooperation, plays
Eliminate the effect in gap.Above scheme eliminates the two under the premise of guaranteeing sliding capability between transmission protrusion and groove
Between gap, accelerate brake clearance adjustment corresponding speed, improve the security performance of braking system entirety.
Preferably, the transmission arm is 4-6 ° relative to the tilt angle of shaft axis.
Preferably, the transmission arm and adjustment, which are pulled out, is equipped with fillet, radius of corner 30mm between plate.
Preferably, the adjusting sleeve is connected with push plate far from one end rotary moveable of self-adjusting mechanism.Increase is played in push plate
Contact area.Improve the effect of transmission stability.
Preferably, the position that the shaft upper spring and adjustment is pulled out between plate is also arranged with support sleeve, the support
One end of set is connect with spring, and plate sliding contact is pulled out in the other end and adjustment.Support sleeve passes between plate for pulling out in spring and adjustment
Graduating power, since support sleeve and adjustment are pulled out, contact surface between plate is larger, and it is more equal in each pressing force received upwards that plate is pulled out in adjustment
It is even.
A kind of disk brake, including brake pedestal, the brake pedestal is equipped with active adjuster and as above
The driven adjuster is equipped with transmission mechanism (4) between the active adjuster and driven adjuster, the active tune
Section device is connect by transmission mechanism (4) with the driving end of shaft, and driven adjuster is driven to work asynchronously with active adjuster.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of self-adjusting mechanism in the driven adjuster of the present embodiment disk brake；
Fig. 2 is the structural schematic diagram of adjusting sleeve in the driven adjuster of the present embodiment disk brake；
Fig. 3 is the half sectional view of adjusting sleeve in the driven adjuster of the present embodiment disk brake；
Fig. 4 is the A-A view of Fig. 2；
Fig. 5 is the structural schematic diagram that plate is pulled out in adjustment in the driven adjuster of the present embodiment disk brake；
Fig. 6 is the top view that plate is pulled out in adjustment in the driven adjuster of the present embodiment disk brake；
Fig. 7 is the B-B view of Fig. 6；
Fig. 8 is the structural schematic diagram of the present embodiment disk brake.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment
As shown in Figure 1, a kind of driven adjuster 1 of disk brake, including self-adjusting mechanism and adjusting sleeve 18；It is described from
Regulating mechanism includes fixed plate 15 and shaft 16, and the shaft 16 passes through fixed plate 15 and connect with 15 rotary moveable of fixed plate.
As shown in Figure 1, one end of the shaft 16 is driving end 14, the other end is connected with locating piece 17, the shaft 16
Position between upper locating piece 17 and fixed plate 15 is also arranged with adjustment and pulls out plate 11, the adjustment pull out plate 11 and fixed plate 15 it
Between be equipped with spring 13.The position that 16 upper spring 13 of shaft and adjustment is pulled out between plate 11 is also arranged with support sleeve 12, described
One end of support sleeve 12 is connect with spring 13, and 11 sliding contact of plate is pulled out in the other end and adjustment.Support sleeve 12 be used for spring 13 with
Adjustment pulls out and transmits power between plate 11, and since support sleeve 12 and adjustment are pulled out, the contact surface between plate 11 is larger, and adjustment pulls out plate 11 and exists
Each pressing force received upwards is more evenly.
As Figure 1-Figure 4, the adjusting sleeve 18, which is equipped with, pulls out the matched accommodating cavity 183 of plate 11 with adjustment, described
Adjustment is pulled out plate 11 and is inserted into accommodating cavity 183.The adjusting sleeve 18 is connected with push plate far from one end rotary moveable of self-adjusting mechanism
181.Increase contact area is played the role of in push plate 181, improves transmission stability.
As Figure 6-Figure 7, the adjustment pulls out plate 11 and is equipped with several transmission arms around the setting of 16 axis of shaft
114, the transmission arm 114 turns down outward；The transmission arm 114 is 4-6 ° relative to the tilt angle of 16 axis of shaft, i.e.,
α in Fig. 7, the transmission arm 114 and adjustment, which are pulled out, is equipped with fillet, radius of corner 30mm between plate 11.The transmission arm 114
Outside is equipped with transmission protrusion 112, and the cavity wall of the accommodating cavity 183, which is equipped with, to be matched and axially extend recessed with transmission protrusion 112
Slot 182.
Driven adjuster 1 is connect by fixed plate 15 with brake pedestal 2, at work, driving of the power from shaft 16
14 input of end, drive shaft 16 are rotated relative to fixed plate 15.Plate 11 and locating piece 17 are pulled out since spring 13 compresses adjustment, is adjusted
Pulling out plate 11 can rotate with shaft 16.Adjustment pull out between plate 11 and adjusting sleeve 18 by transmission protrusion 112 and groove 182 cooperation into
Row rotation, and then adjusting sleeve 18 is driven to rotate together.It is connected through a screw thread, adjusts between usual adjusting sleeve 18 and brake pedestal 2
The whole series 18 are axially moved while rotation, complete the adjustment of brake clearance.After the completion of brake clearance adjustment, adjustment
Set 18 can not be axially moved and be rotated, but shaft 16 still rotates, after shaft 16 turns an angle, the torsion of spring 13
Square is greater than spring 13 and adjusts the contact force pulled out between plate 11, and spring 13 and adjustment pull out and relative motion occur between plate 11, play
Prevent the effect of overload.
In addition, can occur to slide relatively between transmission protrusion 112 and groove 182 due to when gap adjusts, transmission protrusion
There are a small amount of gaps between 112 and groove 182.Therefore when gap adjusts, it may appear that response speed is slow, brake operating distance
The problems such as lengthening.The time that whole process works when automobile emergency brake is shorter, and above-mentioned response speed is slack-off and operating distance lengthens institute
Bring delay, might have great influence.Transmission protrusion 112 is arranged on transmission arm 114, and transmission arm 114 is turned-out
Folding, in the mounted state, since transmission arm 114 is in elastic deformation, it is convex that the elastic force that transmission arm 114 deforms provides transmission
112 pretightning forces cooperated with groove 182 are played, the effect for eliminating gap is played.Above scheme is guaranteeing transmission protrusion 112 and groove
Between 182 under the premise of sliding capability, gap between the two is eliminated, the corresponding speed of brake clearance adjustment is accelerated, mentions
The high security performance of braking system entirety.
As shown in figure 8, a kind of disk brake, including brake pedestal 2, the brake pedestal 2 are equipped with actively
Adjuster 3 and driven adjuster 1 as described above, are equipped with transmission mechanism between the active adjuster 3 and driven adjuster 1
4(4), the active adjuster 3 passes through transmission mechanism 4(4) it is connect with the driving end 14 of shaft 16, and drive driven adjuster
1 works asynchronously with active adjuster 3.
For above-described driven adjuster on the basis of realizing gap adjustment, faster, adjustment is smart for the response speed of adjusting
Du Genggao.
In short, the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Any modifications, equivalent replacements, and improvements made within spirit of the present utility model and principle etc. should be included in practical
Within novel protection scope.
Claims (6)
1. a kind of driven adjuster of disk brake, it is characterised in that: including self-adjusting mechanism and adjusting sleeve (18)；It is described from
Regulating mechanism includes fixed plate (15) and shaft (16), and the shaft (16) passes through fixed plate (15) and rotates with fixed plate (15)
It is flexibly connected；One end of the shaft (16) is driving end (14), and the other end is connected with locating piece (17), on the shaft (16)
Position between locating piece (17) and fixed plate (15) is also arranged with adjustment and pulls out plate (11), and the adjustment is pulled out plate (11) and fixed
Spring (13) are equipped between plate (15), one end of the spring (13) is connect with fixed plate (15), and the other end compresses adjustment and pulls out plate
(11) and locating piece (17)；The adjusting sleeve (18), which is equipped with, pulls out plate (11) matched accommodating cavity (183) with adjustment, described
Adjustment is pulled out in plate (11) insertion accommodating cavity (183)；
The adjustment pulls out plate (11) and is equipped with several transmission arms (114) around adjustment axis axis setting, the transmission arm
(114) fold outward；The outside of the transmission arm (114), which is equipped with, is driven raised (112), and the cavity wall of the accommodating cavity (183) is set
There is the groove (182) for matching and axially extending with transmission raised (112).
2. driven adjuster according to claim 1, it is characterised in that: the transmission arm (114) is relative to shaft (16)
The tilt angle of axis is 4-6 °.
3. driven adjuster according to claim 2, it is characterised in that: plate (11) are pulled out in the transmission arm (114) and adjustment
Between be equipped with fillet, radius of corner 30mm.
4. driven adjuster according to any one of claim 1-3, it is characterised in that: the adjusting sleeve (18) is far from certainly
One end rotary moveable of regulating mechanism is connected with push plate (181).
5. driven adjuster according to any one of claim 1-3, it is characterised in that: described shaft (16) upper spring
(13) it pulls out the position between plate (11) with adjustment and is also arranged with support sleeve (12), one end and spring (13) of the support sleeve (12)
Plate (11) sliding contact is pulled out in connection, the other end and adjustment.
6. a kind of disk brake, including brake pedestal (2), it is characterised in that: the brake pedestal (2) is equipped with master
Dynamic adjuster (3) and driven adjuster according to any one of claims 1 to 5 (1), the active adjuster (3) and from
Transmission mechanism (4) are equipped between dynamic adjuster (1), the active adjuster (3) passes through transmission mechanism (4) and shaft (16)
End (14) connection is driven, and driven adjuster (1) is driven to work asynchronously with active adjuster (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920063577.5U CN209557547U (en) | 2019-01-15 | 2019-01-15 | A kind of driven adjuster and disk brake of disk brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920063577.5U CN209557547U (en) | 2019-01-15 | 2019-01-15 | A kind of driven adjuster and disk brake of disk brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557547U true CN209557547U (en) | 2019-10-29 |
Family
ID=68306402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920063577.5U Active CN209557547U (en) | 2019-01-15 | 2019-01-15 | A kind of driven adjuster and disk brake of disk brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209557547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178991A (en) * | 2022-06-23 | 2022-10-14 | 山东越成制动系统股份有限公司 | Assembly equipment for actively adjusting conical spring and adjusting sleeve of air brake |
-
2019
- 2019-01-15 CN CN201920063577.5U patent/CN209557547U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178991A (en) * | 2022-06-23 | 2022-10-14 | 山东越成制动系统股份有限公司 | Assembly equipment for actively adjusting conical spring and adjusting sleeve of air brake |
| CN115178991B (en) * | 2022-06-23 | 2023-08-22 | 山东越成制动系统股份有限公司 | Assembling equipment for actively adjusting conical spring and adjusting sleeve of air brake |
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