CN208702984U - A kind of dovetail configuration and brake pad for brake pad - Google Patents
A kind of dovetail configuration and brake pad for brake pad Download PDFInfo
- Publication number
- CN208702984U CN208702984U CN201821239273.1U CN201821239273U CN208702984U CN 208702984 U CN208702984 U CN 208702984U CN 201821239273 U CN201821239273 U CN 201821239273U CN 208702984 U CN208702984 U CN 208702984U
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- dovetail
- ontology
- friction piece
- dovetail configuration
- mounting structure
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Abstract
The utility model provides a kind of dovetail configuration and brake pad for brake pad, and brake pad includes friction piece and dovetail configuration, and friction piece includes the mounting structure for being used to install dovetail configuration of friction piece ontology and the setting of friction piece ontology；Mounting structure is the taper platform with outer end face；Dovetail ontology including being fastened on mounting structure, dovetail ontology have the mating surface for fitting in outer end face；Mating surface is provided with multiple bending parts for protruding into mounting structure connecting groove, and bending part has the inclination of set angle relative to mating surface.It is designed in this way, can effectively increase the contact area of friction piece and dovetail configuration, keep the combination of friction piece and dovetail configuration closer.It is influenced to reduce by shrinking percentage difference, enhance the adhesive shear strength of dovetail intensity and friction piece, while dovetail configuration size is more stable, controllable, guarantees the consistency of dovetail configuration size, the safety coefficient that Composition brake shoes initially use is improved, the actual production of Composition brake shoes is conducive to.
Description
Technical field
The utility model relates to train braking technical fields, and in particular to a kind of dovetail configuration for brake pad, this
Utility model is related to a kind of brake pad simultaneously.
Background technique
With the fast development of technology of track traffic, the requirement to braking technology is also higher and higher.Rail traffic is common
Composition brake shoes mainly include friction piece and dovetail two parts, and the two is combined by way of cold pressing or hot pressing.
Traditional dovetail material is structural carbon steel, is integrally formed by punching press.Friction piece is using rubber, resin as matrix
Composite material be made.In heat treatment process, the two because the difference of shrinking percentage cause gap exist and friction piece deformation, then plus
Tank structure in the middle part of upper friction piece, deflection are bigger.And then the adhesive shear strength of friction piece and dovetail is reduced, it is easy to happen
Friction piece obscission influences train normal operation.
To enhance the adhesive shear strength of dovetail intensity and friction piece, while guaranteeing the consistency of dovetail size, improves and close
The safety coefficient initially used at brake lining need to improve the dovetail configuration of Composition brake shoes.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome dovetail configuration in the prior art to be easy and rub
The defect that body falls off, to provide a kind of dovetail configuration for brake pad.The utility model provides a kind of brake pad.
A kind of dovetail configuration for brake pad provided by the utility model, brake pad include friction piece and dovetail knot
Structure, the friction piece include the installation knot for being used to install the dovetail configuration of friction piece ontology and friction piece ontology setting
Structure；The mounting structure is the taper platform with outer end face；
Dovetail ontology including being fastened on the mounting structure, the dovetail ontology, which has, fits in matching for the outer end face
Conjunction face；The mating surface is provided with multiple bending parts for protruding into the mounting structure connecting groove, and the bending part is relative to institute
State the inclination that mating surface has set angle.
Optionally, multiple inclined directions that the dovetail ontology is uniformly arranged along the length direction of the dovetail ontology are conllinear
The bending part.
Optionally, the end positions that the dovetail ontology corresponds to the length direction are provided with inclined direction perpendicular to described
The bending part of dovetail body length direction.
Optionally, multiple fitting projections are provided on the friction piece ontology；The dovetail configuration includes and the dovetail
Ontology connects, the contact portion with the friction piece body contacts, and multiple permission fitting projections are offered on the contact portion
Across the material grasping hole cooperated with the fitting projection.
Optionally, the material grasping hole is set to the two sides of the bending part along the dovetail body length direction.
Optionally, the bending part is stamped to form by the dovetail ontology.
Optionally, the adjacent bending part is stamped to form by same structure, and tilt angle is opposite.
Optionally, the tilt angle of the bending is 40-85 degree.
Optionally, the dovetail configuration is connected with the mounting structure by pressing mode.
The utility model provides a kind of brake pad, including dovetail configuration described in friction piece and any of the above-described simultaneously.
Technical solutions of the utility model have the advantages that
A kind of dovetail configuration for brake pad provided by the utility model, dovetail ontology, which has, fits in outer end face
Mating surface, mating surface are provided with multiple bending parts for protruding into mounting structure connecting groove, and bending part is relative to the cooperation mask
There is the inclination of set angle.It is designed in this way, can effectively increase the contact area of friction piece and dovetail configuration, make friction piece and dovetail
The combination of structure is closer.It is influenced to reduce by shrinking percentage difference, enhances the adhesive shear strength of dovetail intensity and friction piece, together
When dovetail configuration size it is more stable, controllable, guarantee the consistency of dovetail configuration size, improve the safety that initially uses of Composition brake shoes
Coefficient is conducive to the actual production of Composition brake shoes.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the friction piece provided in the first embodiment of the utility model；
Fig. 2 is the structural schematic diagram of the dovetail configuration provided in the first embodiment of the utility model；
Fig. 3 is the structural schematic diagram of another angle of dovetail configuration provided in the first embodiment of the utility model.
Description of symbols:
1- friction piece ontology, 2- connecting groove, 3- mounting structure, 4- fitting projection, 5- dovetail ontology, the first bending of 6-
Portion, 7- material grasping hole, 8- contact portion, the second bending part of 9-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
Fig. 1 to Fig. 3 shows a kind of brake pad embodiment provided by the utility model.
The brake pad includes friction piece and dovetail configuration.Referring to FIG. 1, friction piece is by using rubber, resin as matrix
Composite material is made, including being arranged on friction piece ontology 1 and friction piece ontology 1 for installing the mounting structure 3 of dovetail configuration.
Mounting structure 3 is the back taper boss structure for being set to 1 bottom sides of friction piece ontology, is had along friction piece length direction certain
The extension of length.It is trapezoidal that mounting structure 3 relative to the cross section of extending direction is that short bottom edge is bonded with friction piece ontology 1, right
Lateral surface where answering trapezoidal long bottom edge is outer end face.Mounting structure 3 is known as length along the extending direction of friction piece length direction
Direction, the length direction of the length direction namely dovetail configuration.
Please refer to Fig. 2 and Fig. 3, dovetail configuration include be fastened on mounting structure 3 dovetail ontology 5 and with dovetail ontology 5
The connected contact portion 8 contacted with friction piece ontology 1.Contact portion 8 extends along its length, is set to the two sides of dovetail ontology 5.
Dovetail ontology 5 has the mating surface for fitting in outer end face.Multiple first bending parts 6 that mating surface is uniformly arranged along its length,
The end positions of corresponding length direction are provided with the second bending part 9.First bending part 6 and the second bending part 9 are collectively referred to as bending part,
Bending part has the inclination of set angle relative to mating surface.Tilt angle preferred scope is 40-85 degree.Specifically, the first folding
The bending direction of turn of bilge 6 is conllinear with length direction, and the bending direction of the second bending part 9 is perpendicular to length direction.Correspondingly, it installs
The corresponding bending part of structure 3 is provided with permission, and it protrudes into connecting groove 2 engaged therewith.
Bending part is stamped to form, and two opposite bending parts of bending direction can be stamped out by same stamping position.
The material grasping hole 7 of multiple perforations is offered on contact portion 8.Material grasping hole 7 is set to bending along 5 length direction of dovetail ontology
The two sides in portion.Correspondingly, it is provided on friction piece ontology 1 through the fitting projection 4 engaged therewith of material grasping hole 7.
Dovetail configuration and friction piece are combined together by way of compacting.
By practical contrast test, compared with the Composition brake shoes for using traditional dovetail, the brake pad that this programme provides has
There is following advantage:
1. Composition brake shoes deflection the thickness uniformity is reduced to 0.1-0.3mm by 0.3-0.5mm；
2. dovetail and friction piece integral adhesive intensity are promoted to 5Mpa or more by 4-5Mpa.
The brake pad dimensional homogeneity that can be seen that this programme offer from above-mentioned comparison is more preferable, dovetail configuration and friction
Body adhesive shear strength is higher.
As another embodiment, bonding agent is provided between dovetail configuration and friction piece.In the present embodiment, binder
For resin.
The utility model provides the dovetail configuration in a kind of above-mentioned brake pad simultaneously.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (10)
1. a kind of dovetail configuration for brake pad, brake pad includes friction piece and dovetail configuration, and the friction piece includes
The mounting structure (3) for being used to install the dovetail configuration of friction piece ontology (1) and the friction piece ontology (1) setting；It is described
Mounting structure (3) is the taper platform with outer end face；
It is characterized by comprising the dovetail ontology (5) for being fastened on the mounting structure (3), the dovetail ontology (5) has fitting
In the mating surface of the outer end face；The mating surface is provided with multiple bendings for protruding into the mounting structure (3) connecting groove (2)
Portion, the bending part have the inclination of set angle relative to the mating surface.
2. dovetail configuration according to claim 1, it is characterised in that: the dovetail ontology (5) is along the dovetail ontology (5)
The conllinear bending part of multiple inclined directions for being uniformly arranged of length direction.
3. dovetail configuration according to claim 2, it is characterised in that: the corresponding length direction of the dovetail ontology (5)
End positions be provided with inclined direction perpendicular to the bending part of dovetail ontology (5) length direction.
4. dovetail configuration according to claim 1, it is characterised in that: be provided with multiple match on the friction piece ontology (1)
Close raised (4)；The dovetail configuration includes connecting with the dovetail ontology (5), the contact contacted with the friction piece ontology (1)
Portion (8), offering on the contact portion (8) multiple allows the fitting projections (4) to pass through to cooperate with the fitting projection (4)
Material grasping hole (7).
5. dovetail configuration according to claim 4, it is characterised in that: the material grasping hole (7) is long along the dovetail ontology (5)
Degree direction is set to the two sides of the bending part.
6. dovetail configuration according to claim 1, it is characterised in that: the bending part is by dovetail ontology (5) punching press
It forms.
7. dovetail configuration according to claim 6, it is characterised in that: the adjacent bending part by same structure punching press and
At tilt angle is opposite.
8. dovetail configuration described in any one of -7 according to claim 1, it is characterised in that: the tilt angle of the bending is
40-85 degree.
9. dovetail configuration according to claim 1, it is characterised in that: the dovetail configuration and the mounting structure (3) are logical
Cross pressing mode connection.
10. a kind of brake pad, it is characterised in that: including dovetail configuration described in any one of friction piece and claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821239273.1U CN208702984U (en) | 2018-08-02 | 2018-08-02 | A kind of dovetail configuration and brake pad for brake pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821239273.1U CN208702984U (en) | 2018-08-02 | 2018-08-02 | A kind of dovetail configuration and brake pad for brake pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208702984U true CN208702984U (en) | 2019-04-05 |
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ID=65941332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821239273.1U Active CN208702984U (en) | 2018-08-02 | 2018-08-02 | A kind of dovetail configuration and brake pad for brake pad |
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| CN (1) | CN208702984U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242687A (en) * | 2019-07-12 | 2019-09-17 | 北京天宜上佳高新材料股份有限公司 | A kind of steel back body and Composition brake shoes |
| CN111677790A (en) * | 2020-06-18 | 2020-09-18 | 沈阳远程摩擦密封材料有限公司 | Power-concentrated motor car combined brake pad for 160KMh |
-
2018
- 2018-08-02 CN CN201821239273.1U patent/CN208702984U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242687A (en) * | 2019-07-12 | 2019-09-17 | 北京天宜上佳高新材料股份有限公司 | A kind of steel back body and Composition brake shoes |
| CN111677790A (en) * | 2020-06-18 | 2020-09-18 | 沈阳远程摩擦密封材料有限公司 | Power-concentrated motor car combined brake pad for 160KMh |
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