CN1690466A - Wide caliper assembly design - Google Patents
Wide caliper assembly design Download PDFInfo
- Publication number
- CN1690466A CN1690466A CN 200510069626 CN200510069626A CN1690466A CN 1690466 A CN1690466 A CN 1690466A CN 200510069626 CN200510069626 CN 200510069626 CN 200510069626 A CN200510069626 A CN 200510069626A CN 1690466 A CN1690466 A CN 1690466A
- Authority
- CN
- China
- Prior art keywords
- pair
- assembly according
- caliper
- plane
- sliding pin
- Prior art date
- 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.)
- Pending
Links
Images
Landscapes
- Braking Arrangements (AREA)
Abstract
A disc brake caliper assembly is provided including a support bracket, a pair of slide pins, and a caliper body. The support bracket includes an inboard rail and an outboard rail. The inboard rail defines a pair of engagement bores. The pair of slide pins engage the pair of engagement bores. The caliper body slidably engages the pair of slide pins. The caliper body includes an inboard portion and an outboard portion. The inboard and outboard portions balance each other such that the caliper body has a center of gravity that is substantially axially aligned with the location of engagement between the slide pins and the engagement bores.
Description
Technical field
The present invention requires to enjoy in the preference of the U.S. Provisional Application No.60/564517 that submitted on April 22nd, 2004.
The present invention relates generally to a kind of disc brake calipers assembly, more particularly, relates to a kind of radially disc brake calipers assembly of assembly space that is designed to reduce.
Background technique
Disk brake system comprises the dish and the caliper assembly of so-called rotor.Dish is fixed on the wheel of vehicle usually.Caliper assembly is arranged on the edge of dish or near it.Caliper assembly comprises a pair of chock.Can operate chock to engage, and on the direction opposite, apply moment of torsion to dish with its rotation with dish.To be called effective radius in the residing radial position of the total frictional force that cushion block-dish produces at the interface.The increase of effective radius can improve the moment of torsion that break produces.Dish that can be by larger diameter is provided and/or increase effective radius by the outer radial edge of the barycenter of cushion block being arranged to more close dish.
Can be Frame clamp or Fist clamp with most of brake caliper component classifications.The Fist clamp generally include support bracket, caliper body and a pair of connecting pin.In a known devices, support bracket is fixed on the parts such as axletree of vehicle.On the opposite side that chock is positioned to coil, and be slidably disposed on usually on support bracket or the caliper body.Caliper body is supported on the support bracket slidably by connecting pin.Caliper body can comprise the bridge member that axially extends to the outer surface of dish from the inner surface of dish.Most of bridge member is camber slightly, so that hold the longitudinal edge edge of dish.When actuating braking system, bridge member can inwards move usually vertically, and makes chock engage with the opposite flank friction type of dish.This can make bridge member be in bent state usually, and this has caused the utilization efficiency deficiency to its quality.The common extend through of connecting pin is at the inside portion of support bracket and the rotor between the lateral part.Requirement is provided with minimum foundry goods around the connecting pin periphery.Between wheel and rotor, also need the casting gap.Therefore, the diameter restrictions of these parameters and connecting pin the size of rotor.
The Frame clamp generally comprise support bracket, caliper body and a pair of connecting pin.Caliper body generally has inside portion, lateral part and has the clamp bridge member of two sidepieces.Frame clamp bridge member is thinner than Fist clamp bridge member usually.Compare with the Fist clamp, this just allows to install the rotor of larger diameter in given wheel.Assembly space reduces because the rotor of larger diameter makes radially, and this does not just allow connecting pin extend through rotor, and therefore for the Frame clamp, connecting pin generally is used on the inside portion of rotor.The lateral part is generally thicker than the lateral part of Fist clamp.The Frame clamp need more outside assembly space, and this has determined at other vehicle parameter under the situation of wheel and rotor-position with regard to inapplicable on front brake.
Summary of the invention
A kind of disc brake calipers assembly is provided, and it comprises support bracket, a pair of sliding pin and caliper body.Support bracket comprises inboard rail and outside cross bar.Inboard rail has formed the pair of engaging hole.Described a pair of sliding pin engages with this clamp unit.Caliper body engages with described a pair of sliding pin sliding type.Caliper body comprises inside part and external lateral portion.The mutual balance of inside part and external lateral portion makes caliper body have to be positioned at the center of gravity of the vertical plane that aligns with the pair of engaging hole substantial axial of inboard rail.
Another aspect of the present invention provides a kind of disc brake calipers assembly, and it comprises support bracket, a pair of sliding pin and caliper body.Described a pair of sliding pin is connected on the support bracket.Caliper body engages with described a pair of sliding pin sliding type.Caliper body comprises continuous bridge member.Circumferential ends is fit to be tightened up formula ground and loads.Middle body is fit to be bent formula ground and loads.
Another aspect of the present invention provides a kind of disc brake component, and it comprises dish, support bracket, a pair of sliding pin and caliper body.Dish comprises longitudinal edge edge, inner side surface and outer side surface.Inner side surface is relative with outer side surface.Support bracket comprises inboard rail and outside cross bar.It is adjacent with the inner side surface that coils that inboard rail is arranged to.Outside cross bar is arranged to adjacent with the outer side surface that coils.Described a pair of sliding pin is connected on the inboard rail from the position of the radially inner side on the longitudinal edge edge that is positioned at this dish, and axially upcountry extends from inboard rail.Caliper body engages with described a pair of sliding pin sliding type.
From the following specific descriptions that provide, can know other application of the present invention.Should be appreciated that the just purpose of property presented for purpose of illustration of the detailed description that shown the preferred embodiment of the present invention and instantiation, do not mean the scope of the present invention that limited.
Description of drawings
From following the detailed description and the accompanying drawings, can more fully understand the present invention, wherein:
Fig. 1 is the outer side view of disc brake component in accordance with the principles of the present invention;
Fig. 2 is the inner side view of disc brake component shown in Figure 1;
Fig. 3 is the plan view of the caliper assembly of disc brake component shown in Figure 1;
Fig. 4 is the side view of caliper assembly shown in Figure 1;
Fig. 5 is the outer sectional view of caliper assembly shown in Figure 1 along the line V-V among Fig. 4;
Fig. 6 is the front section view of caliper assembly shown in Figure 1 along the line VI-VI among Fig. 3; With
Fig. 7 is the perspective exploded view of caliper assembly shown in Figure 1.
Embodiment
The following description of preferred embodiment is exemplary in essence, never means to have limited scope of the present invention, application or purposes.
With reference to accompanying drawing, disc brake component 10 according to the present invention comprises dish 12 and caliper assembly 14 substantially.Dish 12 normally comprises inner side surface 12a, outer side surface 12b and the longitudinal edge circular metal plate along 12c.Can imagine, the dish 12 can comprise a plurality of be located between inner side surface 12a and the outer side surface 12b perforate so as the heat radiation.Dish 12 can be fixed on the wheel or axletree parts of vehicle, so that make all shared public rotating shaft of wheel, axletree and dish 12.Caliper assembly 14 has held and has coiled 12 part longitudinal edge along 12c.Caliper assembly 14 comprises the chock 20 that below will introduce in detail, can operate chock 20 and the face 12a that coils 12, and 12b forms frictional engagement.This frictionally engaging within on the direction opposite with the rotation of coiling 12 provides moment of torsion to it, thus brake disc and final abrupt deceleration vehicle.
Caliper assembly 14 comprises caliper body 16, supporting component 18 and cushion block assembly 20.Caliper body 16 comprises inside part 22 and external lateral portion 24.Inside part 22 comprises a pair of cylinder bore 26a, 26b and a pair of sliding pin hole 28a, 28b.This a pair of cylinder bore 26a, 26b have the central axis that is in the common plane, and this plane is called cylinder body plane hereinafter, and indicates with center line I-I in Fig. 1 and Fig. 2.Sliding pin hole 28a, 28b also comprise the central axis that is in the common plane, and this plane is called the sliding pin plane hereinafter, and indicates with center line II-II in Fig. 2.Sliding pin planar I I-II is arranged essentially parallel to cylinder body plane I-I, and is in its radially inner side.In addition, sliding pin hole 28a, 28b are positioned at the radially inner side place of the longitudinal edge of dish 12 along 12c.It is also understood that in alternative and can use greater or less than a pair of cylinder bore 26.In this structure, the central axis of each cylinder bore 26 will not be in the common plane.Can imagine that the caliper assembly 14 with three or more cylinder bore 26 can comprise and being arranged in and the cylinder bore 26 of coiling on the 12 concentric arcs.Yet each central axis of cylinder bore 26 can be arranged on the radial outside of sliding pin planar I I-II.
The external lateral portion 24 of caliper body 16 comprises bridge member 30 (illustrating best) and a plurality of finger piece 32 (illustrating best) in Fig. 1 in Fig. 3.Bridge member 30 is to have roughly the evenly semi-circumference part of radial thickness.In an one exemplary embodiment, bridge member 30 has and is less than or equal to 14 millimeters radial thickness.This helps to reduce the weight of caliper body 16 and fitted position radially.Fig. 3 has shown that arc bridge member 30 comprises near-end 30a and far-end 30b.Near-end 30a locatees adjacent to the inside part 22 of caliper body 16, and comprises a pair of inspection window 34.Far-end 30b is positioned between near-end 30a and a plurality of finger piece 32.
Fig. 1 has shown that bridge member 30 also comprises relative circumferential ends 39 and middle body 41.Relative circumferential ends 39 is positioned under the cylinder body plane I-I.Middle body 41 is positioned at the outside of cylinder body plane I-I diametrically.
With reference to figure 1,3 and 6, a plurality of finger pieces 32 comprise three finger pieces that extend radially inwardly from the far-end 30b of bridge member 30.In an one exemplary embodiment, finger piece has and is less than or equal to 30 millimeters axial dimension.As shown in Figure 6, each in a plurality of finger pieces 32 all comprises inner surface 43 and outer surface 45.Being combined with of the far-end 30b of finger piece 32 and bridge member 30 helps provide weight balancing between the inside part 22 of caliper body 16 and external lateral portion 24.This weight balancing can make caliper body 16 have to be positioned at the roughly center of gravity of vertical plane, and the helical thread portion 38a of this vertical plane and a pair of sliding pin 38 that below will go through axially aligns.In Fig. 3 and 6, represent center of gravity with the axis sign.Because the vibration of caliper body is applied to the possibility of the fracture of the caliper assembly 14 that the reverse moment of flexure on the pin brings, its correct work just can be guaranteed in this location of center of gravity by reducing.As shown in Figure 3, check that window 34 can be inboard cushion block assembly 54 direct sight line is provided.This is useful for checking whether inboard chock 60 should be changed, and hereinafter this inboard chock 60 will be discussed specifically.Should be appreciated that, as shown in Figure 7, also be provided with outside hung brake cushion block 66.In an one exemplary embodiment, the wearing and tearing equably of inboard chock 60 and outside hung brake cushion block 66, feasible inspection to inboard chock 60 also can show whether should change outside hung brake cushion block 66.
Fig. 7 has shown that supporting component 18 comprises carriage 37, a pair of sliding pin 38 and a pair of flexible sleeve insert 40.Carriage 37 generally comprises inboard rail 42, outside cross bar 44 and a pair of relative end cross bar 46.Inboard rail 42 is the roughly elongated parts that comprise a pair of tapped hole 48, a pair of fixed hole 50 and a pair of tongue spare 52.Outside cross bar 44 is the roughly elongated parts that comprise a pair of tongue spare 52.As mentioned above, sliding pin 38 includes helical thread portion 38a.Helical thread portion 38a can engage with hole 48 thread types in the inboard rail 42 of carriage 37.Therefore, sliding pin 38 axially upcountry overhangs out from inboard rail 42.The sliding pin hole 28a of sliding pin 38 and caliper body 16, the 28b sliding type engages, to come support card caliper 16 with respect to support bracket 37.Flexible sleeve insert 40 is coiled by rubber or other flexible material usually and structure forms.Flexible sleeve insert 40 is arranged on the sliding pin 38 and is between the inboard rail 42 and caliper body 16 of carriage 37.As hereinafter will discussing in more detail, at the duration of work of brake assemblies 10, flexible sleeve insert 40 can prevent that dust and/or fragment from accumulating on the sliding pin 38 or sliding pin hole 28a, among the 28b.
Fig. 7 has also shown the cushion block assembly 20 that generally comprises components inside 54 and lateral components 56.Components inside 54 comprises interior side plate 58, inboard chock 60 and pair of inside fixing clamp 62.Lateral components 56 comprises outer side plate 64, outside hung brake cushion block 66 and pair of outside fixing clamp 68.Should be appreciated that components inside 54 and lateral components 56 are parts of mirror images of each other.In an one exemplary embodiment, components inside 54 and lateral components 56 all have the barycenter (not shown) within 3 millimeters that are positioned at cylinder body plane I-I.
During operation, the external hydraulic source (not shown) makes and is positioned at cylinder body 26a, and the pair of pistons (not shown) in the 26b produces displacement.The end of piston engages with interior side plate 58.Interior side plate 58 and inboard chock 60 move axially towards the inner side surface 12a of dish 12 on tongue spare 52.Inboard chock 60 and the inner side surface 12a frictional engagement of coiling 12 are so that apply moment of torsion to it.This just forces caliper body 16 to slide on sliding pin 38 and moves to the inside.The inner surface 43 that is positioned at the finger piece 32 on the caliper body 16 engages with outer side plate 64.Outer side plate 64 and outside hung brake cushion block 66 move axially towards the outer side surface 12b of dish 12 on tongue spare 52.The outer side surface 12b frictional engagement of outside hung brake cushion block 66 and dish 12 is so that the moment of torsion that equates to the moment of torsion that it applies basically with inboard chock 60 is applied.Chock 60,66 has applied load with the bridge member 30 that the combined type of the opposing side of dish 12 engages to caliper body 16.The middle body 41 of bridge member 30 is bent formula ground and loads.Relative circumferential ends 39 is tightened up formula ground and loads.Apply active force constantly by the piston (not shown) and can improve chock 60,66 and coil frictional engagement between 12,, and coupled vehicle is slowed down so that slow down the rotation of dish 12.
In fact description of the invention is exemplary, and therefore, the variation that does not break away from main idea of the present invention all belongs in the scope of the present invention.This variation should not be considered to depart from the spirit and scope of the invention.
Claims (25)
1. disc brake calipers assembly comprises:
Comprise the support bracket of inboard rail and outside cross bar, described inboard rail has formed the pair of engaging hole;
The a pair of sliding pin that engages with described pair of engaging hole; With
The caliper body that engages with described a pair of sliding pin sliding type, described caliper body comprises inside part and external lateral portion, wherein, the mutual balance of described inside part and external lateral portion, make described caliper body have with described sliding pin and described conjugate foramen between the engagement positio substantial axial center of gravity of aliging.
2. caliper assembly according to claim 1 is characterized in that, described pair of engaging pore area has screw thread.
3. caliper assembly according to claim 1 is characterized in that, described sliding pin overhangs out from the axial inboard of described inboard rail.
4. caliper assembly according to claim 1 is characterized in that, the described inside part of described caliper body comprises the cylinder bore with the central axis that is positioned at first plane.
5. caliper assembly according to claim 4 is characterized in that described sliding pin has the central axis that is positioned at second plane, and described second plane is basically parallel to described first plane and is in the radially inner side on described first plane.
6. caliper assembly according to claim 4 is characterized in that the described circumferential ends of described clamp bridge member is in the radially inner side on described plane.
7. caliper assembly according to claim 4 is characterized in that, the described end cross bar of described support bracket is in the radially inner side of the described circumferential ends of described clamp bridge member.
8. caliper assembly according to claim 1 is characterized in that, the described external lateral portion of described caliper body comprises the bridge member with the near-end adjacent with described inside part and far-end adjacent with a plurality of finger pieces.
9. caliper assembly according to claim 8 is characterized in that described near-end comprises peep hole.
10. caliper assembly according to claim 8 is characterized in that, the described far-end of described bridge member comprises 14 millimeters maximum radial dimension and 20 millimeters minimum axial direction size.
11. caliper assembly according to claim 8 is characterized in that, described a plurality of finger pieces comprise three finger pieces with 30 millimeters maximal axial extension.
12. a disc brake calipers assembly comprises:
Support bracket;
Be connected to a pair of sliding pin on the described support bracket; With
With the caliper body that described a pair of sliding pin sliding type engages, described caliper body is formed with: the cylinder bore with the central axis that is positioned at action plane; Bridge member with middle body of first side that is positioned at described action plane; And it is spaced apart and be positioned at first circumferential ends of second side of described action plane at least in part with described middle body.
13. caliper assembly according to claim 12 is characterized in that, described bridge member also is formed with window and the connecting plate between described middle body and described first circumferential ends.
14. caliper assembly according to claim 12 is characterized in that, described caliper body also comprises second circumferential ends, and it is spaced apart with described middle body and relative with described first circumferential ends, and is positioned at second side of described action plane at least in part.
15. caliper assembly according to claim 14 is characterized in that, described first and second circumferential ends are at least partially disposed on the radially inner side of described action plane, and described middle body is arranged on the radial outside of described action plane.
16. caliper assembly according to claim 12 is characterized in that, described bridge member comprises 14 millimeters maximum radial dimension.
17. caliper assembly according to claim 12 is characterized in that, described support bracket comprises inboard rail and outside cross bar.
18. caliper assembly according to claim 17 is characterized in that, described sliding pin can engage with the pair of holes thread type in the described inboard rail of described support bracket, and from wherein axially upcountry overhanging out.
19. caliper assembly according to claim 18 is characterized in that, described caliper body comprises the center of gravity of aliging with the described threaded joint substantial axial of described inboard rail and described sliding pin.
20. a disc brake component comprises:
Have longitudinal edge along, inner side surface and with the dish of described inner side surface opposite external side face;
Comprise the support bracket of being arranged to the inboard rail adjacent and being arranged to the outside cross bar adjacent with described outer side surface with described inner side surface;
The a pair of sliding pin that is connected on the described inboard rail and therefrom axially upcountry extends out in the position of the radially inner side on the described longitudinal edge edge that is positioned at described dish; With
Caliper body, it comprises with described a pair of sliding pin sliding type and engages and be formed with the inside part of the cylinder bore with the central axis that is positioned at first plane, and the external lateral portion that comprises the relative circumferential ends of the radially inner side that is in described first plane.
21. brake assembly according to claim 20 is characterized in that, described support bracket also comprise a pair of between described inboard and the outside cross bar cross bar transversely on the described longitudinal edge edge of the described dish of extend through axially.
22. brake assembly according to claim 20 is characterized in that, described a pair of sliding pin can engage with a pair of blind threaded formula in the described inboard rail.
23. brake assembly according to claim 22 is characterized in that, the described inboard of described clamp and the mutual balance of external lateral portion, thereby provide with described a pair of sliding pin and described a pair of blind hole between the engagement positio substantial axial center of gravity of aliging.
24. brake assembly according to claim 19 is characterized in that, described a pair of sliding pin is arranged in second plane, and described second plane is arranged essentially parallel to described first plane and is in the radially inner side on described first plane.
25. brake assembly according to claim 24 is characterized in that, the described relative circumferential ends of the described external lateral portion of described caliper body is in the radial outside on described second plane.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US56451704P | 2004-04-22 | 2004-04-22 | |
| US60/564517 | 2004-04-22 | ||
| US10/973054 | 2004-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1690466A true CN1690466A (en) | 2005-11-02 |
Family
ID=35346120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510069626 Pending CN1690466A (en) | 2004-04-22 | 2005-04-22 | Wide caliper assembly design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1690466A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307148A (en) * | 2012-03-16 | 2013-09-18 | 英国美瑞特重型车制动系统有限公司 | Disc brake caliper |
-
2005
- 2005-04-22 CN CN 200510069626 patent/CN1690466A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307148A (en) * | 2012-03-16 | 2013-09-18 | 英国美瑞特重型车制动系统有限公司 | Disc brake caliper |
| US9062727B2 (en) | 2012-03-16 | 2015-06-23 | Meritor Heavy Braking Systems (Uk) Limited | Disc brake caliper |
| CN103307148B (en) * | 2012-03-16 | 2016-03-23 | 英国美瑞特重型车制动系统有限公司 | Disc brake calipers |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1589249B1 (en) | Wide caliper assembly design | |
| CN1309970C (en) | Disc brake caliper | |
| US8701841B2 (en) | Caliper body of a disc brake | |
| AU718603B2 (en) | Suspension and braking assembly | |
| US8051958B1 (en) | Guide pin for disc brake assembly and disc brake assembly including such a guide pin | |
| US7201258B2 (en) | Disc brake | |
| US20050173205A1 (en) | Disc brake equipped with a floating caliper and several outer brake pads directly supported on the brake anchor plate | |
| WO2012164935A1 (en) | Brake lining for railway vehicles and disc brakes equipped with same | |
| EP1655505A2 (en) | Opposed piston caliper for use in a vehicle disc brake assembly and method for producing same | |
| CN1348534A (en) | Disc brake caliper | |
| EP2787238A1 (en) | Disc-brake device and calipers | |
| US11698115B2 (en) | Sliding mechanism for guide pins of a disc brake assembly | |
| US6945370B1 (en) | Hub support | |
| WO2013121731A1 (en) | Brake lining for railway vehicle, and disc brake with same | |
| EP1806516B1 (en) | Multi-disc brake | |
| CN1690466A (en) | Wide caliper assembly design | |
| RU2628555C2 (en) | Brake shoe and braking unit | |
| EP2981729B1 (en) | Disc brake | |
| WO2018124150A1 (en) | Disc-brake device | |
| US6725980B2 (en) | Apparatus and method for mounting friction elements in disc brakes | |
| US20060289251A1 (en) | Taper wear compensation of a friction pad for a disc brake assembly | |
| US20180156287A1 (en) | Disc brake torque abutment structure | |
| US20090145702A1 (en) | Brake pad for a vehicle disc brake assembly | |
| CA2920736C (en) | Heavy duty stamped spider | |
| CN2405819Y (en) | Double piston disc type brake for automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |